rna_nodetree.c

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/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Contributor(s): Blender Foundation (2008), Nathan Letwory, Robin Allen, Bob Holcomb
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include <stdlib.h>
#include <string.h>

#include "RNA_access.h"
#include "RNA_define.h"
#include "RNA_enum_types.h"

#include "rna_internal.h"
#include "rna_internal_types.h"

#include "DNA_material_types.h"
#include "DNA_mesh_types.h"
#include "DNA_node_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_texture_types.h"

#include "BKE_animsys.h"
#include "BKE_main.h"
#include "BKE_node.h"
#include "BKE_image.h"
#include "BKE_texture.h"

#include "BLI_math.h"
#include "BLI_utildefines.h"

#include "WM_types.h"

#include "MEM_guardedalloc.h"

EnumPropertyItem nodetree_type_items[] = {
    {NTREE_SHADER,      "SHADER",       ICON_MATERIAL,      "Shader",       "Shader nodes"  },
    {NTREE_TEXTURE,     "TEXTURE",      ICON_TEXTURE,       "Texture",      "Texture nodes"     },
    {NTREE_COMPOSIT,    "COMPOSITING",  ICON_RENDERLAYERS,  "Compositing",  "Compositing nodes" },
    {0, NULL, 0, NULL, NULL}
};


EnumPropertyItem node_socket_type_items[] = {
    {SOCK_FLOAT,   "VALUE",     0,    "Value",     ""},
    {SOCK_VECTOR,  "VECTOR",    0,    "Vector",    ""},
    {SOCK_RGBA,    "RGBA",      0,    "RGBA",      ""},
    {SOCK_SHADER,  "SHADER",    0,    "Shader",    ""},
    {SOCK_BOOLEAN, "BOOLEAN",   0,    "Boolean",   ""},
    {SOCK_MESH,    "MESH",      0,    "Mesh",      ""},
    {SOCK_INT,     "INT",       0,    "Int",       ""},
    {0, NULL, 0, NULL, NULL}};

EnumPropertyItem node_math_items[] = {
    { 0, "ADD",          0, "Add",          ""},
    { 1, "SUBTRACT",     0, "Subtract",     ""},
    { 2, "MULTIPLY",     0, "Multiply",     ""},
    { 3, "DIVIDE",       0, "Divide",       ""},
    { 4, "SINE",         0, "Sine",         ""},
    { 5, "COSINE",       0, "Cosine",       ""},
    { 6, "TANGENT",      0, "Tangent",      ""},
    { 7, "ARCSINE",      0, "Arcsine",      ""},
    { 8, "ARCCOSINE",    0, "Arccosine",    ""},
    { 9, "ARCTANGENT",   0, "Arctangent",   ""},
    {10, "POWER",        0, "Power",        ""},
    {11, "LOGARITHM",    0, "Logarithm",    ""},
    {12, "MINIMUM",      0, "Minimum",      ""},
    {13, "MAXIMUM",      0, "Maximum",      ""},
    {14, "ROUND",        0, "Round",        ""},
    {15, "LESS_THAN",    0, "Less Than",    ""},
    {16, "GREATER_THAN", 0, "Greater Than", ""},
    {0, NULL, 0, NULL, NULL}};

EnumPropertyItem node_vec_math_items[] = {
    {0, "ADD",           0, "Add",           ""},
    {1, "SUBTRACT",      0, "Subtract",      ""},
    {2, "AVERAGE",       0, "Average",       ""},
    {3, "DOT_PRODUCT",   0, "Dot Product",   ""},
    {4, "CROSS_PRODUCT", 0, "Cross Product", ""},
    {5, "NORMALIZE",     0, "Normalize",     ""},
    {0, NULL, 0, NULL, NULL}};

EnumPropertyItem node_filter_items[] = {
    {0, "SOFTEN",  0, "Soften",  ""},
    {1, "SHARPEN", 0, "Sharpen", ""},
    {2, "LAPLACE", 0, "Laplace", ""},
    {3, "SOBEL",   0, "Sobel",   ""},
    {4, "PREWITT", 0, "Prewitt", ""},
    {5, "KIRSCH",  0, "Kirsch",  ""},
    {6, "SHADOW",  0, "Shadow",  ""},
    {0, NULL, 0, NULL, NULL}};

EnumPropertyItem prop_noise_basis_items[] = {
    {SHD_NOISE_PERLIN, "PERLIN", 0, "Perlin", ""},
    {SHD_NOISE_VORONOI_F1, "VORONOI_F1", 0, "Voronoi F1", ""},
    {SHD_NOISE_VORONOI_F2, "VORONOI_F2", 0, "Voronoi F2", ""},
    {SHD_NOISE_VORONOI_F3, "VORONOI_F3", 0, "Voronoi F3", ""},
    {SHD_NOISE_VORONOI_F4, "VORONOI_F4", 0, "Voronoi F4", ""},
    {SHD_NOISE_VORONOI_F2_F1, "VORONOI_F2_F1", 0, "Voronoi F2-F1", ""},
    {SHD_NOISE_VORONOI_CRACKLE, "VORONOI_CRACKLE", 0, "Voronoi Crackle", ""},
    {SHD_NOISE_CELL_NOISE, "CELL_NOISE", 0, "Cell Noise", ""},
    {0, NULL, 0, NULL, NULL}};

EnumPropertyItem prop_noise_type_items[] = {
    {SHD_NOISE_SOFT, "SOFT", 0, "Soft", ""},
    {SHD_NOISE_HARD, "HARD", 0, "Hard", ""},
    {0, NULL, 0, NULL, NULL}};

#if 0
EnumPropertyItem prop_wave_items[] = {
    {SHD_WAVE_SINE, "SINE", 0, "Sine", "Use a sine wave to produce bands"},
    {SHD_WAVE_SAW, "SAW", 0, "Saw", "Use a saw wave to produce bands"},
    {SHD_WAVE_TRI, "TRI", 0, "Tri", "Use a triangle wave to produce bands"},
    {0, NULL, 0, NULL, NULL}};
#endif

/* Add any new socket value subtype here.
 * When adding a new subtype here, make sure you also add it
 * to the subtype definitions in DNA_node_types.h.
 * This macro is used by the RNA and the internal converter functions
 * to define all socket subtypes. The SUBTYPE macro must be defined
 * before using this macro, and undefined afterwards.
 */
#define NODE_DEFINE_SUBTYPES_INT \
SUBTYPE(INT, Int, NONE, None) \
SUBTYPE(INT, Int, UNSIGNED, Unsigned)

#define NODE_DEFINE_SUBTYPES_FLOAT \
SUBTYPE(FLOAT, Float, NONE, None) \
SUBTYPE(FLOAT, Float, UNSIGNED, Unsigned) \
SUBTYPE(FLOAT, Float, PERCENTAGE, Percentage) \
SUBTYPE(FLOAT, Float, FACTOR, Factor) \
SUBTYPE(FLOAT, Float, ANGLE, Angle) \
SUBTYPE(FLOAT, Float, TIME, Time) \
SUBTYPE(FLOAT, Float, DISTANCE, Distance)

#define NODE_DEFINE_SUBTYPES_VECTOR \
SUBTYPE(VECTOR, Vector, NONE, None) \
SUBTYPE(VECTOR, Vector, TRANSLATION, Translation) \
SUBTYPE(VECTOR, Vector, DIRECTION, Direction) \
SUBTYPE(VECTOR, Vector, VELOCITY, Velocity) \
SUBTYPE(VECTOR, Vector, ACCELERATION, Acceleration) \
SUBTYPE(VECTOR, Vector, EULER, Euler) \
SUBTYPE(VECTOR, Vector, XYZ, XYZ)

#define NODE_DEFINE_SUBTYPES \
NODE_DEFINE_SUBTYPES_INT \
NODE_DEFINE_SUBTYPES_FLOAT \
NODE_DEFINE_SUBTYPES_VECTOR

#ifdef RNA_RUNTIME

#include "BLI_linklist.h"

#include "ED_node.h"

#include "RE_pipeline.h"

#include "DNA_scene_types.h"
#include "WM_api.h"

static StructRNA *rna_Node_refine(struct PointerRNA *ptr)
{
    bNode *node = (bNode*)ptr->data;

    switch(node->type) {
        
        #define DefNode(Category, ID, DefFunc, EnumName, StructName, UIName, UIDesc) \
            case ID: return &RNA_##Category##StructName;
                
        #include "rna_nodetree_types.h"
        
        case NODE_GROUP:
            return &RNA_NodeGroup;
        case NODE_FORLOOP:
            return &RNA_NodeForLoop;
        case NODE_WHILELOOP:
            return &RNA_NodeWhileLoop;
            
        default:
            return &RNA_Node;
    }
}

static StructRNA *rna_NodeTree_refine(struct PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->data;

    switch(ntree->type) {
        case NTREE_SHADER:
            return &RNA_ShaderNodeTree;
        case NTREE_COMPOSIT:
            return &RNA_CompositorNodeTree;
        case NTREE_TEXTURE:
            return &RNA_TextureNodeTree;
        default:
            return &RNA_NodeTree;
    }
}

static char *rna_Node_path(PointerRNA *ptr)
{
    bNode *node= (bNode*)ptr->data;

    return BLI_sprintfN("nodes[\"%s\"]", node->name);
}

static StructRNA *rna_NodeSocket_refine(PointerRNA *ptr)
{
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    
    if (sock->default_value) {
        /* This returns the refined socket type with the full definition
         * of the default input value with type and subtype.
         */
        
        #define SUBTYPE(socktype, stypename, id, idname) \
        { \
            bNodeSocketValue##stypename *value= (bNodeSocketValue##stypename*)sock->default_value; \
            if (value->subtype==PROP_##id) \
                return &RNA_NodeSocket##stypename##idname; \
        }
        
        switch (sock->type) {
        case SOCK_FLOAT:
            NODE_DEFINE_SUBTYPES_FLOAT
            break;
        case SOCK_INT:
            NODE_DEFINE_SUBTYPES_INT
            break;
        case SOCK_BOOLEAN:
            return &RNA_NodeSocketBoolean;
            break;
        case SOCK_VECTOR:
            NODE_DEFINE_SUBTYPES_VECTOR
            break;
        case SOCK_RGBA:
            return &RNA_NodeSocketRGBA;
            break;
        case SOCK_SHADER:
            return &RNA_NodeSocketShader;
        }
        
        #undef SUBTYPE
    }
    
    return &RNA_NodeSocket;
}

static char *rna_NodeSocket_path(PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    bNode *node;
    int socketindex;
    
    /* group sockets */
    socketindex = BLI_findindex(&ntree->inputs, sock);
    if (socketindex != -1)
        return BLI_sprintfN("inputs[%d]", socketindex);
    
    socketindex = BLI_findindex(&ntree->outputs, sock);
    if (socketindex != -1)
        return BLI_sprintfN("outputs[%d]", socketindex);
    
    /* node sockets */
    if (!nodeFindNode(ntree, sock, &node, NULL, NULL)) return NULL;
    
    socketindex = BLI_findindex(&node->inputs, sock);
    if (socketindex != -1)
        return BLI_sprintfN("nodes[\"%s\"].inputs[%d]", node->name, socketindex);
    
    socketindex = BLI_findindex(&node->outputs, sock);
    if (socketindex != -1)
        return BLI_sprintfN("nodes[\"%s\"].outputs[%d]", node->name, socketindex);
    
    return NULL;
}

/* Button Set Funcs for Matte Nodes */
static void rna_Matte_t1_set(PointerRNA *ptr, float value)
{
    bNode *node= (bNode*)ptr->data;
    NodeChroma *chroma = node->storage;
    
    chroma->t1 = value;
    
    if(value < chroma->t2) 
        chroma->t2 = value;
}

static void rna_Matte_t2_set(PointerRNA *ptr, float value)
{
    bNode *node= (bNode*)ptr->data;
    NodeChroma *chroma = node->storage;
    
    if(value > chroma->t1) 
        value = chroma->t1;
    
    chroma->t2 = value;
}

static void rna_Image_start_frame_set(PointerRNA *ptr, int value)
{
    bNode *node= (bNode*)ptr->data;
    NodeImageFile *image = node->storage;
    
    CLAMP(value, MINFRAME, image->efra); 
    image->sfra= value;
}

static void rna_Image_end_frame_set(PointerRNA *ptr, int value)
{
    bNode *node= (bNode*)ptr->data;
    NodeImageFile *image = node->storage;

    CLAMP(value, image->sfra, MAXFRAME);
    image->efra= value;
}

static void rna_Node_scene_set(PointerRNA *ptr, PointerRNA value)
{
    bNode *node= (bNode*)ptr->data;

    if (node->id) {
        id_us_min(node->id);
        node->id= NULL;
    }

    node->id= value.data;

    id_us_plus(node->id);
}



static void node_update(Main *bmain, Scene *UNUSED(scene), bNodeTree *ntree, bNode *node)
{
    ED_node_generic_update(bmain, ntree, node);
}

static void rna_Node_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNode *node= (bNode*)ptr->data;

    node_update(bmain, scene, ntree, node);
}

static void rna_Node_image_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNode *node= (bNode*)ptr->data;

    node_update(bmain, scene, ntree, node);
    WM_main_add_notifier(NC_IMAGE, NULL);
}

static void rna_Node_material_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNode *node= (bNode*)ptr->data;

    if(node->id)
        nodeSetActive(ntree, node);

    node_update(bmain, scene, ntree, node);
}

static void rna_NodeGroup_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNode *node= (bNode*)ptr->data;
    
    ntreeUpdateTree((bNodeTree *)node->id);
    
    node_update(bmain, scene, ntree, node);
}

static void rna_Node_name_set(PointerRNA *ptr, const char *value)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNode *node= (bNode*)ptr->data;
    char oldname[sizeof(node->name)];
    
    /* make a copy of the old name first */
    BLI_strncpy(oldname, node->name, sizeof(node->name));
    /* set new name */
    BLI_strncpy_utf8(node->name, value, sizeof(node->name));
    
    nodeUniqueName(ntree, node);
    
    /* fix all the animation data which may link to this */
    BKE_all_animdata_fix_paths_rename("nodes", oldname, node->name);
}

static void rna_NodeSocket_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    bNode *node;
    
    if (nodeFindNode(ntree, sock, &node, NULL, NULL))
        node_update(bmain, scene, ntree, node);
}

static void rna_NodeGroupSocket_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    bNode *node;
    
    ntreeUpdateTree(ntree);
    
    if (nodeFindNode(ntree, sock, &node, NULL, NULL))
        node_update(bmain, scene, ntree, node);
}

#if 0 /* UNUSED */
static void rna_NodeLink_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNodeTree *ntree= (bNodeTree*)ptr->id.data;

    ntree->update |= NTREE_UPDATE_LINKS;
    ntreeUpdateTree(ntree);
}
#endif

static void rna_NodeSocketInt_range(PointerRNA *ptr, int *min, int *max)
{
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    bNodeSocketValueInt *val= (bNodeSocketValueInt*)sock->default_value;
    *min = val->min;
    *max = val->max;
}

static void rna_NodeSocketFloat_range(PointerRNA *ptr, float *min, float *max)
{
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    bNodeSocketValueFloat *val= (bNodeSocketValueFloat*)sock->default_value;
    *min = val->min;
    *max = val->max;
}

static void rna_NodeSocketVector_range(PointerRNA *ptr, float *min, float *max)
{
    bNodeSocket *sock= (bNodeSocket*)ptr->data;
    bNodeSocketValueVector *val= (bNodeSocketValueVector*)sock->default_value;
    *min = val->min;
    *max = val->max;
}

static void rna_Node_image_layer_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNode *node= (bNode*)ptr->data;
    Image *ima = (Image *)node->id;
    ImageUser *iuser= node->storage;
    
    BKE_image_multilayer_index(ima->rr, iuser);
    BKE_image_signal(ima, iuser, IMA_SIGNAL_SRC_CHANGE);
    
    rna_Node_update(bmain, scene, ptr);
}

static EnumPropertyItem *renderresult_layers_add_enum(RenderLayer *rl)
{
    EnumPropertyItem *item= NULL;
    EnumPropertyItem tmp = {0, "", 0, "", ""};
    int i=0, totitem=0;
    
    while (rl) {
        tmp.identifier = rl->name;
        tmp.name= rl->name;
        tmp.value = i++;
        RNA_enum_item_add(&item, &totitem, &tmp);
        rl=rl->next;
    }
    
    RNA_enum_item_end(&item, &totitem);

    return item;
}

static EnumPropertyItem *rna_Node_image_layer_itemf(bContext *UNUSED(C), PointerRNA *ptr, PropertyRNA *UNUSED(prop), int *free)
{
    bNode *node= (bNode*)ptr->data;
    Image *ima = (Image *)node->id;
    EnumPropertyItem *item= NULL;
    RenderLayer *rl;
    
    if (!ima || !(ima->rr)) return NULL;

    rl = ima->rr->layers.first;
    item = renderresult_layers_add_enum(rl);
    
    *free= 1;
    
    return item;
}

static EnumPropertyItem *rna_Node_scene_layer_itemf(bContext *UNUSED(C), PointerRNA *ptr, PropertyRNA *UNUSED(prop), int *free)
{
    bNode *node= (bNode*)ptr->data;
    Scene *sce = (Scene *)node->id;
    EnumPropertyItem *item= NULL;
    RenderLayer *rl;
    
    if (!sce) return NULL;
    
    rl = sce->r.layers.first;
    item = renderresult_layers_add_enum(rl);
    
    *free= 1;
    
    return item;
}

static EnumPropertyItem *rna_Node_channel_itemf(bContext *UNUSED(C), PointerRNA *ptr, PropertyRNA *UNUSED(prop), int *free)
{
    bNode *node= (bNode*)ptr->data;
    EnumPropertyItem *item= NULL;
    EnumPropertyItem tmp = {0, "", 0, "", ""};
    int totitem=0;
    
    switch(node->custom1) {
        case CMP_NODE_CHANNEL_MATTE_CS_RGB:
            tmp.identifier= "R"; tmp.name= "R"; tmp.value= 1;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "G"; tmp.name= "G"; tmp.value= 2;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "B"; tmp.name= "B"; tmp.value= 3;
            RNA_enum_item_add(&item, &totitem, &tmp);
            break;
        case CMP_NODE_CHANNEL_MATTE_CS_HSV:
            tmp.identifier= "H"; tmp.name= "H"; tmp.value= 1;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "S"; tmp.name= "S"; tmp.value= 2;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "V"; tmp.name= "V"; tmp.value= 3;
            RNA_enum_item_add(&item, &totitem, &tmp);
            break;
        case CMP_NODE_CHANNEL_MATTE_CS_YUV:
            tmp.identifier= "Y"; tmp.name= "Y"; tmp.value= 1;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "G"; tmp.name= "U"; tmp.value= 2;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "V"; tmp.name= "V"; tmp.value= 3;
            RNA_enum_item_add(&item, &totitem, &tmp);
            break;
        case CMP_NODE_CHANNEL_MATTE_CS_YCC:
            tmp.identifier= "Y"; tmp.name= "Y"; tmp.value= 1;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "CB"; tmp.name= "Cr"; tmp.value= 2;
            RNA_enum_item_add(&item, &totitem, &tmp);
            tmp.identifier= "CR"; tmp.name= "Cb"; tmp.value= 3;
            RNA_enum_item_add(&item, &totitem, &tmp);
            break;
        default:
            break;
    }

    RNA_enum_item_end(&item, &totitem);
    *free= 1;
    
    return item;
}

static bNode *rna_NodeTree_node_new(bNodeTree *ntree, bContext *UNUSED(C), ReportList *reports, int type, bNodeTree *group)
{
    bNode *node;
    bNodeTemplate ntemp;

    if (type == NODE_GROUP && group == NULL) {
        BKE_reportf(reports, RPT_ERROR, "node type \'GROUP\' missing group argument");
        return NULL;
    }
    
    ntemp.type = type;
    ntemp.ngroup = group;
    node = nodeAddNode(ntree, &ntemp);
    
    if (node == NULL) {
        BKE_reportf(reports, RPT_ERROR, "Unable to create node");
    }
    else {
        ntreeUpdateTree(ntree); /* update group node socket links*/
        nodeUpdate(ntree, node);
        WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);

        if (group)
            id_us_plus(&group->id);
    }

    return node;
}

static bNode *rna_NodeTree_node_composite_new(bNodeTree *ntree, bContext *C, ReportList *reports, int type, bNodeTree *group)
{
    /* raises error on failier */
    bNode *node= rna_NodeTree_node_new(ntree, C, reports, type, group);
    
    if (node) {
        if(ELEM4(node->type, CMP_NODE_COMPOSITE, CMP_NODE_DEFOCUS, CMP_NODE_OUTPUT_FILE, CMP_NODE_R_LAYERS)) {
            /* annoying, find the node tree we are in, scene can be NULL */
            Scene *scene;
            for(scene= CTX_data_main(C)->scene.first; scene; scene= scene->id.next) {
                if(scene->nodetree == ntree) {
                    break;
                }
            }
            node->id= (ID *)scene;
            id_us_plus(node->id);
        }

        ntreeCompositForceHidden(ntree, CTX_data_scene(C));
        ntreeUpdateTree(ntree);
    }

    return node;
}

static bNode *rna_NodeTree_node_texture_new(bNodeTree *ntree, bContext *C, ReportList *reports, int type, bNodeTree *group)
{
    /* raises error on failier */
    bNode *node= rna_NodeTree_node_new(ntree, C, reports, type, group);

    if (node) {
        ntreeTexCheckCyclics(ntree);
    }

    return node;
}

static void rna_NodeTree_node_remove(bNodeTree *ntree, ReportList *reports, bNode *node)
{
    if (BLI_findindex(&ntree->nodes, node) == -1) {
        BKE_reportf(reports, RPT_ERROR, "Unable to locate node '%s' in nodetree", node->name);
    }
    else {
        if (node->id)
            id_us_min(node->id);

        nodeFreeNode(ntree, node);
        ntreeUpdateTree(ntree); /* update group node socket links*/

        WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
    }
}

static void rna_NodeTree_node_clear(bNodeTree *ntree)
{
    bNode *node= ntree->nodes.first;

    while(node) {
        bNode *next_node= node->next;

        if (node->id)
            id_us_min(node->id);

        nodeFreeNode(ntree, node);

        node= next_node;
    }

    ntreeUpdateTree(ntree); /* update group node socket links*/

    WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
}

static bNodeLink *rna_NodeTree_link_new(bNodeTree *ntree, ReportList *reports, bNodeSocket *in, bNodeSocket *out)
{
    bNodeLink *ret;
    bNode *fromnode= NULL, *tonode= NULL;
    int from_in_out, to_in_out;

    nodeFindNode(ntree, in, &fromnode, NULL, &from_in_out);
    nodeFindNode(ntree, out, &tonode, NULL, &to_in_out);
    
    if (&from_in_out == &to_in_out) {
        BKE_reportf(reports, RPT_ERROR, "Same input/output direction of sockets");
        return NULL;
    }

    /* unlink node input socket */
    nodeRemSocketLinks(ntree, out);

    ret= nodeAddLink(ntree, fromnode, in, tonode, out);
    
    if(ret) {
        nodeUpdate(ntree, tonode);

        ntreeUpdateTree(ntree);

        WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
    }
    return ret;
}

static void rna_NodeTree_link_remove(bNodeTree *ntree, ReportList *reports, bNodeLink *link)
{
    if (BLI_findindex(&ntree->links, link) == -1) {
        BKE_reportf(reports, RPT_ERROR, "Unable to locate link in nodetree");
    }
    else {
        nodeRemLink(ntree, link);
        ntreeUpdateTree(ntree);

        WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
    }
}

static void rna_NodeTree_link_clear(bNodeTree *ntree)
{
    bNodeLink *link= ntree->links.first;

    while(link) {
        bNodeLink *next_link= link->next;

        nodeRemLink(ntree, link);

        link= next_link;
    }
    ntreeUpdateTree(ntree);

    WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
}

static bNodeSocket *rna_NodeTree_input_new(bNodeTree *ntree, ReportList *UNUSED(reports), const char *name, int type)
{
    /* XXX should check if tree is a group here! no good way to do this currently. */
    bNodeSocket *gsock= node_group_add_socket(ntree, name, type, SOCK_IN);
    
    ntree->update |= NTREE_UPDATE_GROUP_IN;
    ntreeUpdateTree(ntree);
    WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
    return gsock;
}

static bNodeSocket *rna_NodeTree_output_new(bNodeTree *ntree, ReportList *UNUSED(reports), const char *name, int type)
{
    /* XXX should check if tree is a group here! no good way to do this currently. */
    bNodeSocket *gsock= node_group_add_socket(ntree, name, type, SOCK_OUT);
    
    ntree->update |= NTREE_UPDATE_GROUP_OUT;
    ntreeUpdateTree(ntree);
    WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
    return gsock;
}

static bNodeSocket *rna_NodeTree_input_expose(bNodeTree *ntree, ReportList *reports, bNodeSocket *sock, int add_link)
{
    bNode *node;
    bNodeSocket *gsock;
    int index, in_out;
    
    if (!nodeFindNode(ntree, sock, &node, &index, &in_out))
        BKE_reportf(reports, RPT_ERROR, "Unable to locate socket in nodetree");
    else if (in_out!=SOCK_IN)
        BKE_reportf(reports, RPT_ERROR, "Socket is not an input");
    else {
        /* XXX should check if tree is a group here! no good way to do this currently. */
        gsock = node_group_add_socket(ntree, sock->name, sock->type, SOCK_IN);
        if (add_link)
            nodeAddLink(ntree, NULL, gsock, node, sock);
        
        ntree->update |= NTREE_UPDATE_GROUP_IN;
        ntreeUpdateTree(ntree);
        WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
        return gsock;
    }
    return NULL;
}

static bNodeSocket *rna_NodeTree_output_expose(bNodeTree *ntree, ReportList *reports, bNodeSocket *sock, int add_link)
{
    bNode *node;
    bNodeSocket *gsock;
    int index, in_out;
    
    if (!nodeFindNode(ntree, sock, &node, &index, &in_out))
        BKE_reportf(reports, RPT_ERROR, "Unable to locate socket in nodetree");
    else if (in_out!=SOCK_OUT)
        BKE_reportf(reports, RPT_ERROR, "Socket is not an output");
    else {
        /* XXX should check if tree is a group here! no good way to do this currently. */
        gsock = node_group_add_socket(ntree, sock->name, sock->type, SOCK_OUT);
        if (add_link)
            nodeAddLink(ntree, node, sock, NULL, gsock);
        
        ntree->update |= NTREE_UPDATE_GROUP_OUT;
        ntreeUpdateTree(ntree);
        WM_main_add_notifier(NC_NODE|NA_EDITED, ntree);
        return gsock;
    }
    return NULL;
}

static void rna_Mapping_Node_update(Main *bmain, Scene *scene, PointerRNA *ptr)
{
    bNode *node = ptr->data;
    init_tex_mapping(node->storage);
    rna_Node_update(bmain, scene, ptr);
}

#else

static EnumPropertyItem prop_image_layer_items[] = {
{ 0, "PLACEHOLDER",          0, "Placeholder",          ""},
{0, NULL, 0, NULL, NULL}};

static EnumPropertyItem prop_scene_layer_items[] = {
{ 0, "PLACEHOLDER",          0, "Placeholder",          ""},
{0, NULL, 0, NULL, NULL}};

static EnumPropertyItem prop_tri_channel_items[] = {
{ 1, "R", 0, "R", ""},
{ 2, "G", 0, "G", ""},
{ 3, "B", 0, "B", ""},
{0, NULL, 0, NULL, NULL}};

static EnumPropertyItem node_flip_items[] = {
{0, "X",  0, "Flip X",     ""},
{1, "Y",  0, "Flip Y",     ""},
{2, "XY", 0, "Flip X & Y", ""},
{0, NULL, 0, NULL, NULL}};

static EnumPropertyItem node_ycc_items[] = {
{ 0, "ITUBT601", 0, "ITU 601",  ""},
{ 1, "ITUBT709", 0, "ITU 709",  ""},
{ 2, "JFIF",     0, "Jpeg",     ""},
{0, NULL, 0, NULL, NULL}};

static EnumPropertyItem node_glossy_items[] = {
{SHD_GLOSSY_SHARP,    "SHARP",    0, "Sharp",    ""},
{SHD_GLOSSY_BECKMANN, "BECKMANN", 0, "Beckmann", ""},
{SHD_GLOSSY_GGX,      "GGX",      0, "GGX",      ""},
{0, NULL, 0, NULL, NULL}};

#define MaxNodes 50000

enum
{
    Category_GroupNode,
    Category_LoopNode,
    Category_LayoutNode,
    Category_ShaderNode,
    Category_CompositorNode,
    Category_TextureNode,
};

typedef struct NodeInfo
{
    int defined;
    int category;
    const char *enum_name;
    const char *struct_name;
    const char *base_name;
    int icon;
    const char *ui_name;
    const char *ui_desc;
} NodeInfo;

static NodeInfo nodes[MaxNodes];

static void reg_node(int ID, int category, const char *enum_name, const char *struct_name,
                     const char *base_name, const char *ui_name, const char *ui_desc)
{
    NodeInfo *ni = nodes + ID;
    
    ni->defined = 1;
    ni->category = category;
    ni->enum_name = enum_name;
    ni->struct_name = struct_name;
    ni->base_name = base_name;
    ni->ui_name = ui_name;
    ni->ui_desc = ui_desc;
}

static void init(void)
{
    memset(nodes, 0, sizeof nodes);
    
    #define DefNode(Category, ID, DefFunc, EnumName, StructName, UIName, UIDesc) \
        reg_node(ID, Category_##Category, EnumName, STRINGIFY_ARG(Category##StructName), #Category, UIName, UIDesc);
        
    #include "rna_nodetree_types.h"
    
    reg_node(NODE_GROUP, Category_GroupNode, "GROUP", "NodeGroup", "Node", "Group", "");
    reg_node(NODE_FORLOOP, Category_LoopNode, "FORLOOP", "NodeForLoop", "Node", "ForLoop", "");
    reg_node(NODE_WHILELOOP, Category_LoopNode, "WHILELOOP", "NodeWhileLoop", "Node", "WhileLoop", "");
    reg_node(NODE_FRAME, Category_LayoutNode, "FRAME", "NodeFrame", "Node", "Frame", "");
}

static StructRNA* def_node(BlenderRNA *brna, int node_id)
{
    StructRNA *srna;
    NodeInfo *node = nodes + node_id;
    
    srna = RNA_def_struct(brna, node->struct_name, node->base_name);
    RNA_def_struct_ui_text(srna, node->ui_name, node->ui_desc);
    RNA_def_struct_sdna(srna, "bNode");
    
    return srna;
}

static void alloc_node_type_items(EnumPropertyItem *items, int category)
{
    int i;
    int count = 3;
    EnumPropertyItem *item  = items;
    
    for(i=0; i<MaxNodes; i++)
        if(nodes[i].defined && nodes[i].category == category)
            count++;
        
    /*item = items = MEM_callocN(count * sizeof(EnumPropertyItem), "alloc_node_type_items");*/
    
    for(i=0; i<MaxNodes; i++) {
        NodeInfo *node = nodes + i;
        if(node->defined && node->category == category) {
            item->value = i;
            item->identifier = node->enum_name;
            item->icon = node->icon;
            item->name = node->ui_name;
            item->description = node->ui_desc;
        
            item++;
        }
    }
    
    item->value = NODE_DYNAMIC;
    item->identifier = "SCRIPT";
    item->icon = 0;
    item->name = "Script";
    item->description = "";
    
    item++;
    
    item->value = NODE_GROUP;
    item->identifier = "GROUP";
    item->icon = 0;
    item->name = "Group";
    item->description = "";
    
    item++;
    
    /* NOTE!, increase 'count' when adding items here */
    
    memset(item, 0, sizeof(EnumPropertyItem));
}


/* -- Common nodes ---------------------------------------------------------- */

static void def_group(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "node_tree", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "NodeTree");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Node Tree", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeGroup_update");
}

static void def_forloop(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "node_tree", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "NodeTree");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Node Tree", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeGroup_update");
}

static void def_whileloop(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "node_tree", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "NodeTree");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Node Tree", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeGroup_update");

    prop = RNA_def_property(srna, "max_iterations", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_range(prop, 0.0f, SHRT_MAX);
    RNA_def_property_ui_text(prop, "Max. Iterations", "Limit for number of iterations");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeGroup_update");
}

static void def_frame(StructRNA *srna)
{
//  PropertyRNA *prop;
    
}

static void def_math(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "operation", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, node_math_items);
    RNA_def_property_ui_text(prop, "Operation", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_vector_math(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "operation", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, node_vec_math_items);
    RNA_def_property_ui_text(prop, "Operation", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_rgb_curve(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "mapping", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "storage");
    RNA_def_property_struct_type(prop, "CurveMapping");
    RNA_def_property_ui_text(prop, "Mapping", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_vector_curve(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "mapping", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "storage");
    RNA_def_property_struct_type(prop, "CurveMapping");
    RNA_def_property_ui_text(prop, "Mapping", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_time(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "curve", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "storage");
    RNA_def_property_struct_type(prop, "CurveMapping");
    RNA_def_property_ui_text(prop, "Curve", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "frame_start", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_ui_text(prop, "Start Frame", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "frame_end", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom2");
    RNA_def_property_ui_text(prop, "End Frame", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_colorramp(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "color_ramp", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "storage");
    RNA_def_property_struct_type(prop, "ColorRamp");
    RNA_def_property_ui_text(prop, "Color Ramp", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_mix_rgb(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "blend_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, ramp_blend_items);
    RNA_def_property_ui_text(prop, "Blend Type", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_alpha", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom2", 1);
    RNA_def_property_ui_text(prop, "Alpha", "Include alpha of second input in this operation");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_texture(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "texture", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "Texture");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Texture", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "node_output", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_ui_text(prop, "Node Output", "For node-based textures, which output node to use");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}


/* -- Shader Nodes ---------------------------------------------------------- */

static void def_sh_material(StructRNA *srna)
{
    PropertyRNA *prop;

    prop = RNA_def_property(srna, "material", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "Material");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Material", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_material_update");

    prop = RNA_def_property(srna, "use_diffuse", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", SH_NODE_MAT_DIFF);
    RNA_def_property_ui_text(prop, "Diffuse", "Material Node outputs Diffuse");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "use_specular", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", SH_NODE_MAT_SPEC);
    RNA_def_property_ui_text(prop, "Specular", "Material Node outputs Specular");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "invert_normal", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", SH_NODE_MAT_NEG);
    RNA_def_property_ui_text(prop, "Invert Normal", "Material Node uses inverted normal");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_sh_mapping(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "TexMapping", "storage");

    prop= RNA_def_property(srna, "location", PROP_FLOAT, PROP_TRANSLATION);
    RNA_def_property_float_sdna(prop, NULL, "loc");
    RNA_def_property_ui_text(prop, "Location", "");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
    
    prop= RNA_def_property(srna, "rotation", PROP_FLOAT, PROP_EULER); /* Not PROP_XYZ, this is now in radians, no more degrees */
    RNA_def_property_float_sdna(prop, NULL, "rot");
    RNA_def_property_ui_text(prop, "Rotation", "");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
    
    prop= RNA_def_property(srna, "scale", PROP_FLOAT, PROP_XYZ);
    RNA_def_property_float_sdna(prop, NULL, "size");
    RNA_def_property_ui_text(prop, "Scale", "");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
    
    prop= RNA_def_property(srna, "min", PROP_FLOAT, PROP_XYZ);
    RNA_def_property_float_sdna(prop, NULL, "min");
    RNA_def_property_ui_text(prop, "Minimum", "Minimum value for clipping");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
    
    prop= RNA_def_property(srna, "max", PROP_FLOAT, PROP_XYZ);
    RNA_def_property_float_sdna(prop, NULL, "max");
    RNA_def_property_ui_text(prop, "Maximum", "Maximum value for clipping");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
    
    prop= RNA_def_property(srna, "use_min", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "flag", TEXMAP_CLIP_MIN);
    RNA_def_property_ui_text(prop, "Has Minimum", "Whether to use minimum clipping value");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
    
    prop= RNA_def_property(srna, "use_max", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "flag", TEXMAP_CLIP_MAX);
    RNA_def_property_ui_text(prop, "Has Maximum", "Whether to use maximum clipping value");
    RNA_def_property_update(prop, 0, "rna_Mapping_Node_update");
}

static void def_sh_geometry(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeGeometry", "storage");
    
    prop = RNA_def_property(srna, "uv_layer", PROP_STRING, PROP_NONE);
    RNA_def_property_string_sdna(prop, NULL, "uvname");
    RNA_def_property_ui_text(prop, "UV Map", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "color_layer", PROP_STRING, PROP_NONE);
    RNA_def_property_string_sdna(prop, NULL, "colname");
    RNA_def_property_ui_text(prop, "Vertex Color Layer", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_sh_attribute(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeShaderAttribute", "storage");
    
    prop = RNA_def_property(srna, "attribute_name", PROP_STRING, PROP_NONE);
    RNA_def_property_string_sdna(prop, NULL, "name");
    RNA_def_property_ui_text(prop, "Attribute Name", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_sh_tex(StructRNA *srna)
{
    PropertyRNA *prop;

    prop= RNA_def_property(srna, "texture_mapping", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "base.tex_mapping");
    RNA_def_property_flag(prop, PROP_NEVER_NULL);
    RNA_def_property_ui_text(prop, "Texture Mapping", "Texture coordinate mapping settings");

    prop= RNA_def_property(srna, "color_mapping", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "base.color_mapping");
    RNA_def_property_flag(prop, PROP_NEVER_NULL);
    RNA_def_property_ui_text(prop, "Color Mapping", "Color mapping settings");
}

static void def_sh_tex_sky(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeTexSky", "storage");
    def_sh_tex(srna);
    
    prop = RNA_def_property(srna, "sun_direction", PROP_FLOAT, PROP_DIRECTION);
    RNA_def_property_ui_text(prop, "Sun Direction", "Direction from where the sun is shining");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "turbidity", PROP_FLOAT, PROP_NONE);
    RNA_def_property_ui_text(prop, "Turbidity", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_sh_tex_environment(StructRNA *srna)
{
    static const EnumPropertyItem prop_color_space_items[]= {
        {SHD_COLORSPACE_SRGB, "SRGB", 0, "sRGB", "Image is in sRGB color space"},
        {SHD_COLORSPACE_LINEAR, "LINEAR", 0, "Linear", "Image is in scene linear color space"},
        {0, NULL, 0, NULL, NULL}};

    PropertyRNA *prop;

    prop = RNA_def_property(srna, "image", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "Image");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Image", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_image_update");

    RNA_def_struct_sdna_from(srna, "NodeTexImage", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "color_space", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_items(prop, prop_color_space_items);
    RNA_def_property_ui_text(prop, "Color Space", "Image file color space");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_sh_tex_image(StructRNA *srna)
{
    static const EnumPropertyItem prop_color_space_items[]= {
        {SHD_COLORSPACE_LINEAR, "LINEAR", 0, "Linear", "Image is in scene linear color space"},
        {SHD_COLORSPACE_SRGB, "SRGB", 0, "sRGB", "Image is in sRGB color space"},
        {0, NULL, 0, NULL, NULL}};

    PropertyRNA *prop;

    prop = RNA_def_property(srna, "image", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "Image");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Image", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_image_update");

    RNA_def_struct_sdna_from(srna, "NodeTexImage", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "color_space", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_items(prop, prop_color_space_items);
    RNA_def_property_ui_text(prop, "Color Space", "Image file color space");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_sh_tex_gradient(StructRNA *srna)
{
    static EnumPropertyItem prop_gradient_type[] = {
        {SHD_BLEND_LINEAR, "LINEAR", 0, "Linear", "Create a linear progression"},
        {SHD_BLEND_QUADRATIC, "QUADRATIC", 0, "Quadratic", "Create a quadratic progression"},
        {SHD_BLEND_EASING, "EASING", 0, "Easing", "Create a progression easing from one step to the next"},
        {SHD_BLEND_DIAGONAL, "DIAGONAL", 0, "Diagonal", "Create a diagonal progression"},
        {SHD_BLEND_SPHERICAL, "SPHERICAL", 0, "Spherical", "Create a spherical progression"},
        {SHD_BLEND_QUADRATIC_SPHERE, "QUADRATIC_SPHERE", 0, "Quadratic sphere", "Create a quadratic progression in the shape of a sphere"},
        {SHD_BLEND_RADIAL, "RADIAL", 0, "Radial", "Create a radial progression"},
        {0, NULL, 0, NULL, NULL}};

    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeTexGradient", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "gradient_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_items(prop, prop_gradient_type);
    RNA_def_property_ui_text(prop, "Gradient Type", "Style of the color blending");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_sh_tex_noise(StructRNA *srna)
{
    RNA_def_struct_sdna_from(srna, "NodeTexNoise", "storage");
    def_sh_tex(srna);
}

static void def_sh_tex_checker(StructRNA *srna)
{
    RNA_def_struct_sdna_from(srna, "NodeTexChecker", "storage");
    def_sh_tex(srna);
}

static void def_sh_tex_magic(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeTexMagic", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "turbulence_depth", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "depth");
    RNA_def_property_range(prop, 0, 10);
    RNA_def_property_ui_text(prop, "Depth", "Level of detail in the added turbulent noise");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_sh_tex_musgrave(StructRNA *srna)
{
    static EnumPropertyItem prop_musgrave_type[] = {
        {SHD_MUSGRAVE_MULTIFRACTAL, "MULTIFRACTAL", 0, "Multifractal", ""},
        {SHD_MUSGRAVE_RIDGED_MULTIFRACTAL, "RIDGED_MULTIFRACTAL", 0, "Ridged Multifractal", ""},
        {SHD_MUSGRAVE_HYBRID_MULTIFRACTAL, "HYBRID_MULTIFRACTAL", 0, "Hybrid Multifractal", ""},
        {SHD_MUSGRAVE_FBM, "FBM", 0, "fBM", ""},
        {SHD_MUSGRAVE_HETERO_TERRAIN, "HETERO_TERRAIN", 0, "Hetero Terrain", ""},
        {0, NULL, 0, NULL, NULL}};

    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeTexMusgrave", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "musgrave_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "musgrave_type");
    RNA_def_property_enum_items(prop, prop_musgrave_type);
    RNA_def_property_ui_text(prop, "Type", "");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_sh_tex_voronoi(StructRNA *srna)
{
    static EnumPropertyItem prop_coloring_items[] = {
        {SHD_VORONOI_INTENSITY, "INTENSITY", 0, "Intensity", "Only calculate intensity"},
        {SHD_VORONOI_CELLS, "CELLS", 0, "Cells", "Color cells by position"},
        {0, NULL, 0, NULL, NULL}};

    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeTexVoronoi", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "coloring", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "coloring");
    RNA_def_property_enum_items(prop, prop_coloring_items);
    RNA_def_property_ui_text(prop, "Coloring", "");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_sh_tex_wave(StructRNA *srna)
{
    static EnumPropertyItem prop_wave_type_items[] = {
    {SHD_WAVE_BANDS, "BANDS", 0, "Bands", "Use standard wave texture in bands"},
    {SHD_WAVE_RINGS, "RINGS", 0, "Rings", "Use wave texture in rings"},
    {0, NULL, 0, NULL, NULL}};

    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeTexWave", "storage");
    def_sh_tex(srna);

    prop= RNA_def_property(srna, "wave_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "wave_type");
    RNA_def_property_enum_items(prop, prop_wave_type_items);
    RNA_def_property_ui_text(prop, "Wave Type", "");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void def_glossy(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "distribution", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, node_glossy_items);
    RNA_def_property_ui_text(prop, "Distribution", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

/* -- Compositor Nodes ------------------------------------------------------ */

static void def_cmp_alpha_over(StructRNA *srna)
{
    PropertyRNA *prop;
    
    // XXX: Tooltip
    prop = RNA_def_property(srna, "use_premultiply", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", 1);
    RNA_def_property_ui_text(prop, "Convert Premul", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    RNA_def_struct_sdna_from(srna, "NodeTwoFloats", "storage");
    
    prop = RNA_def_property(srna, "premul", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "x");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Premul", "Mix Factor");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_hue_saturation(StructRNA *srna)
{
    PropertyRNA *prop;

    RNA_def_struct_sdna_from(srna, "NodeHueSat", "storage");
    
    prop = RNA_def_property(srna, "color_hue", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "hue");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Hue", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "color_saturation", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "sat");
    RNA_def_property_range(prop, 0.0f, 2.0f);
    RNA_def_property_ui_text(prop, "Saturation", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "color_value", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "val");
    RNA_def_property_range(prop, 0.0f, 2.0f);
    RNA_def_property_ui_text(prop, "Value", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_blur(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem filter_type_items[] = {
        {R_FILTER_BOX,        "FLAT",       0, "Flat",          ""},
        {R_FILTER_TENT,       "TENT",       0, "Tent",          ""},
        {R_FILTER_QUAD,       "QUAD",       0, "Quadratic",     ""},
        {R_FILTER_CUBIC,      "CUBIC",      0, "Cubic",         ""},
        {R_FILTER_GAUSS,      "GAUSS",      0, "Gaussian",      ""},
        {R_FILTER_FAST_GAUSS, "FAST_GAUSS", 0, "Fast Gaussian", ""},
        {R_FILTER_CATROM,     "CATROM",     0, "Catrom",        ""},
        {R_FILTER_MITCH,      "MITCH",      0, "Mitch",         ""},
        {0, NULL, 0, NULL, NULL}};

    static EnumPropertyItem aspect_correction_type_items[] = {
        {CMP_NODE_BLUR_ASPECT_NONE, "NONE", 0,  "None", ""},
        {CMP_NODE_BLUR_ASPECT_Y,    "Y",    0,  "Y",    ""},
        {CMP_NODE_BLUR_ASPECT_X,    "X",    0,  "X",    ""},
        {0, NULL, 0, NULL, NULL}};

    RNA_def_struct_sdna_from(srna, "NodeBlurData", "storage");
    
    prop = RNA_def_property(srna, "size_x", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "sizex");
    RNA_def_property_range(prop, 0, 2048);
    RNA_def_property_ui_text(prop, "Size X", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "size_y", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "sizey");
    RNA_def_property_range(prop, 0, 2048);
    RNA_def_property_ui_text(prop, "Size Y", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "use_relative", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "relative", 1);
    RNA_def_property_ui_text(prop, "Relative", "Use relative (percent) values to define blur radius");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "aspect_correction", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "aspect");
    RNA_def_property_enum_items(prop, aspect_correction_type_items);
    RNA_def_property_ui_text(prop, "Aspect Correction", "Type of aspect correction to use");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "factor", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fac");
    RNA_def_property_range(prop, 0.0f, 2.0f);
    RNA_def_property_ui_text(prop, "Factor", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "factor_x", PROP_FLOAT, PROP_PERCENTAGE);
    RNA_def_property_float_sdna(prop, NULL, "percentx");
    RNA_def_property_range(prop, 0.0f, 100.0f);
    RNA_def_property_ui_text(prop, "Relative Size X", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "factor_y", PROP_FLOAT, PROP_PERCENTAGE);
    RNA_def_property_float_sdna(prop, NULL, "percenty");
    RNA_def_property_range(prop, 0.0f, 100.0f);
    RNA_def_property_ui_text(prop, "Relative Size Y", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "filter_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "filtertype");
    RNA_def_property_enum_items(prop, filter_type_items);
    RNA_def_property_ui_text(prop, "Filter Type", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_bokeh", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "bokeh", 1);
    RNA_def_property_ui_text(prop, "Bokeh", "Use circular filter (slower)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_gamma_correction", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "gamma", 1);
    RNA_def_property_ui_text(prop, "Gamma", "Apply filter on gamma corrected values");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
}

static void def_cmp_filter(StructRNA *srna)
{
    PropertyRNA *prop;

    prop = RNA_def_property(srna, "filter_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, node_filter_items);
    RNA_def_property_ui_text(prop, "Filter Type", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_map_value(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "TexMapping", "storage");
    
    prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "loc");
    RNA_def_property_array(prop, 1);
    RNA_def_property_range(prop, -1000.0f, 1000.0f);
    RNA_def_property_ui_text(prop, "Offset", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "size", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "size");
    RNA_def_property_array(prop, 1);
    RNA_def_property_range(prop, -1000.0f, 1000.0f);
    RNA_def_property_ui_text(prop, "Size", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_min", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "flag", TEXMAP_CLIP_MIN);
    RNA_def_property_ui_text(prop, "Use Minimum", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_max", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "flag", TEXMAP_CLIP_MAX);
    RNA_def_property_ui_text(prop, "Use Maximum", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "min", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "min");
    RNA_def_property_array(prop, 1);
    RNA_def_property_range(prop, -1000.0f, 1000.0f);
    RNA_def_property_ui_text(prop, "Minimum", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "max", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "max");
    RNA_def_property_array(prop, 1);
    RNA_def_property_range(prop, -1000.0f, 1000.0f);
    RNA_def_property_ui_text(prop, "Maximum", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_vector_blur(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeBlurData", "storage");
    
    prop = RNA_def_property(srna, "samples", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "samples");
    RNA_def_property_range(prop, 1, 256);
    RNA_def_property_ui_text(prop, "Samples", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "speed_min", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "minspeed");
    RNA_def_property_range(prop, 0, 1024);
    RNA_def_property_ui_text(prop, "Min Speed", "Minimum speed for a pixel to be blurred (used to separate background from foreground)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
        
    prop = RNA_def_property(srna, "speed_max", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "maxspeed");
    RNA_def_property_range(prop, 0, 1024);
    RNA_def_property_ui_text(prop, "Max Speed", "Maximum speed, or zero for none");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "factor", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fac");
    RNA_def_property_range(prop, 0.0f, 2.0f);
    RNA_def_property_ui_text(prop, "Blur Factor", "Scaling factor for motion vectors (actually, 'shutter speed', in frames)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_curved", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "curved", 1);
    RNA_def_property_ui_text(prop, "Curved", "Interpolate between frames in a Bezier curve, rather than linearly");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_levels(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem channel_items[] = {
        {1, "COMBINED_RGB", 0, "C", "Combined RGB"},
        {2, "RED", 0, "R", "Red Channel"},
        {3, "GREEN", 0, "G", "Green Channel"},
        {4, "BLUE", 0, "B", "Blue Channel"},
        {5, "LUMINANCE", 0, "L", "Luminance Channel"},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "channel", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, channel_items);
    RNA_def_property_ui_text(prop, "Channel", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_image(StructRNA *srna)
{
    PropertyRNA *prop;
    
    /*
     static EnumPropertyItem type_items[] = {
        {IMA_SRC_FILE,      "IMAGE",     0, "Image",     ""},
        {IMA_SRC_MOVIE,     "MOVIE",     "Movie",     ""},
        {IMA_SRC_SEQUENCE,  "SEQUENCE",  "Sequence",  ""},
        {IMA_SRC_GENERATED, "GENERATED", "Generated", ""},
        {0, NULL, 0, NULL, NULL}};
    */
    
    prop = RNA_def_property(srna, "image", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "Image");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Image", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    RNA_def_struct_sdna_from(srna, "ImageUser", "storage");
    
    prop = RNA_def_property(srna, "frame_duration", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "frames");
    RNA_def_property_range(prop, 0, MAXFRAMEF);
    RNA_def_property_ui_text(prop, "Frames", "Number of images of a movie to use"); /* copied from the rna_image.c */
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "frame_start", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "sfra");
    RNA_def_property_range(prop, MINAFRAMEF, MAXFRAMEF);
    RNA_def_property_ui_text(prop, "Start Frame", "Global starting frame of the movie/sequence, assuming first picture has a #1"); /* copied from the rna_image.c */
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "frame_offset", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "offset");
    RNA_def_property_range(prop, MINAFRAMEF, MAXFRAMEF);
    RNA_def_property_ui_text(prop, "Offset", "Offset the number of the frame to use in the animation"); /* copied from the rna_image.c */
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_cyclic", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "cycl", 1);
    RNA_def_property_ui_text(prop, "Cyclic", "Cycle the images in the movie"); /* copied from the rna_image.c */
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_auto_refresh", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "flag", IMA_ANIM_ALWAYS);
    RNA_def_property_ui_text(prop, "Auto-Refresh", "Always refresh image on frame changes"); /* copied from the rna_image.c */
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop= RNA_def_property(srna, "layer", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "layer");
    RNA_def_property_enum_items(prop, prop_image_layer_items);
    RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Node_image_layer_itemf");
    RNA_def_property_ui_text(prop, "Layer", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_image_layer_update");
}

static void def_cmp_render_layers(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "scene", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_pointer_funcs(prop, NULL, "rna_Node_scene_set", NULL, NULL);
    RNA_def_property_struct_type(prop, "Scene");
    RNA_def_property_flag(prop, PROP_EDITABLE|PROP_ID_SELF_CHECK);
    RNA_def_property_ui_text(prop, "Scene", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop= RNA_def_property(srna, "layer", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, prop_scene_layer_items);
    RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Node_scene_layer_itemf");
    RNA_def_property_ui_text(prop, "Layer", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_output_file(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeImageFile", "storage");
    
    prop = RNA_def_property(srna, "filepath", PROP_STRING, PROP_FILEPATH);
    RNA_def_property_string_sdna(prop, NULL, "name");
    RNA_def_property_ui_text(prop, "File Path", "Output path for the image, same functionality as render output");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop= RNA_def_property(srna, "image_settings", PROP_POINTER, PROP_NONE);
    RNA_def_property_flag(prop, PROP_NEVER_NULL);
    RNA_def_property_pointer_sdna(prop, NULL, "im_format");
    RNA_def_property_struct_type(prop, "ImageFormatSettings");
    RNA_def_property_ui_text(prop, "Image Format", "");

    prop = RNA_def_property(srna, "frame_start", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "sfra");
    RNA_def_property_int_funcs(prop, NULL, "rna_Image_start_frame_set", NULL);
    RNA_def_property_range(prop, MINFRAMEF, MAXFRAMEF);
    RNA_def_property_ui_text(prop, "Start Frame", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "frame_end", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "efra");
    RNA_def_property_int_funcs(prop, NULL, "rna_Image_end_frame_set", NULL);
    RNA_def_property_range(prop, MINFRAMEF, MAXFRAMEF);
    RNA_def_property_ui_text(prop, "End Frame", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_dilate_erode(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "distance", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom2");
    RNA_def_property_range(prop, -100, 100);
    RNA_def_property_ui_text(prop, "Distance", "Distance to grow/shrink (number of iterations)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_scale(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem space_items[] = {
        {0, "RELATIVE",   0, "Relative",   ""},
        {1, "ABSOLUTE",   0, "Absolute",   ""},
        {2, "SCENE_SIZE", 0, "Scene Size", ""},
        {3, "RENDER_SIZE", 0, "Render Size", ""},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "space", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, space_items);
    RNA_def_property_ui_text(prop, "Space", "Coordinate space to scale relative to");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_rotate(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem rotate_items[] = {
        {0, "NEAREST",   0, "Nearest",   ""},
        {1, "BILINEAR",   0, "Bilinear",   ""},
        {2, "BICUBIC", 0, "Bicubic", ""},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "filter_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, rotate_items);
    RNA_def_property_ui_text(prop, "Filter", "Method to use to filter rotation");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_diff_matte(StructRNA *srna)
{
    PropertyRNA *prop;

    RNA_def_struct_sdna_from(srna, "NodeChroma", "storage");
    
    prop = RNA_def_property(srna, "tolerance", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t1");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t1_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Tolerance", "Color distances below this threshold are keyed");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "falloff", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t2");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t2_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Falloff", "Color distances below this additional threshold are partially keyed");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_color_matte(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeChroma", "storage");

    prop = RNA_def_property(srna, "color_hue", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t1");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "H", "Hue tolerance for colors to be considered a keying color");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "color_saturation", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t2");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "S", "Saturation Tolerance for the color");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "color_value", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t3");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "V", "Value Tolerance for the color");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_distance_matte(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeChroma", "storage");
    
    prop = RNA_def_property(srna, "tolerance", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t1");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t1_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Tolerance", "Color distances below this threshold are keyed");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "falloff", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t2");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t2_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Falloff", "Color distances below this additional threshold are partially keyed");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_color_spill(StructRNA *srna)
{
    PropertyRNA *prop;

    static EnumPropertyItem channel_items[] = {
        {1, "R", 0, "R", "Red Spill Suppression"},
        {2, "G", 0, "G", "Green Spill Suppression"},
        {3, "B", 0, "B", "Blue Spill Suppression"},
        {0, NULL, 0, NULL, NULL}};

    static EnumPropertyItem limit_channel_items[] = {
        {1, "R", 0, "R", "Limit by Red"},
        {2, "G", 0, "G", "Limit by Green"},
        {3, "B", 0, "B", "Limit by Blue"},
        {0, NULL, 0, NULL, NULL}};

    static EnumPropertyItem algorithm_items[] = {
        {0, "SIMPLE", 0, "Simple", "Simple Limit Algorithm"},
        {1, "AVERAGE", 0, "Average", "Average Limit Algorithm"},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "channel", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, channel_items);
    RNA_def_property_ui_text(prop, "Channel", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "limit_method", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom2");
    RNA_def_property_enum_items(prop, algorithm_items);
    RNA_def_property_ui_text(prop, "Algorithm", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    RNA_def_struct_sdna_from(srna, "NodeColorspill", "storage");

    prop = RNA_def_property(srna, "limit_channel", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "limchan");
    RNA_def_property_enum_items(prop, limit_channel_items);
    RNA_def_property_ui_text(prop, "Limit Channel", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "ratio", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "limscale");
    RNA_def_property_range(prop, 0.5f, 1.5f);
    RNA_def_property_ui_text(prop, "Ratio", "Scale limit by value");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "use_unspill", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "unspill", 0);
    RNA_def_property_ui_text(prop, "Unspill", "Compensate all channels (differently) by hand");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "unspill_red", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "uspillr");
    RNA_def_property_range(prop, 0.0f, 1.5f);
    RNA_def_property_ui_text(prop, "R", "Red spillmap scale");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "unspill_green", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "uspillg");
    RNA_def_property_range(prop, 0.0f, 1.5f);
    RNA_def_property_ui_text(prop, "G", "Green spillmap scale");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "unspill_blue", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "uspillb");
    RNA_def_property_range(prop, 0.0f, 1.5f);
    RNA_def_property_ui_text(prop, "B", "Blue spillmap scale");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_luma_matte(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeChroma", "storage");
    
    prop = RNA_def_property(srna, "limit_max", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t1");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t1_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "High", "Values higher than this setting are 100% opaque");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "limit_min", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t2");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t2_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Low", "Values lower than this setting are 100% keyed");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_chroma_matte(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeChroma", "storage");
    
    prop = RNA_def_property(srna, "tolerance", PROP_FLOAT, PROP_ANGLE);
    RNA_def_property_float_sdna(prop, NULL, "t1");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t1_set", NULL);
    RNA_def_property_range(prop, DEG2RADF(1.0f), DEG2RADF(80.0f));
    RNA_def_property_ui_text(prop, "Acceptance", "Tolerance for a color to be considered a keying color");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "threshold", PROP_FLOAT, PROP_ANGLE);
    RNA_def_property_float_sdna(prop, NULL, "t2");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t2_set", NULL);
    RNA_def_property_range(prop, 0.0f, DEG2RADF(30.0f));
    RNA_def_property_ui_text(prop, "Cutoff", "Tolerance below which colors will be considered as exact matches");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "lift", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fsize");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Lift", "Alpha lift");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "gain", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fstrength");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Gain", "Alpha gain");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "shadow_adjust", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t3");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Shadow Adjust", "Adjusts the brightness of any shadows captured");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_channel_matte(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem color_space_items[] = {
        {CMP_NODE_CHANNEL_MATTE_CS_RGB, "RGB", 0, "RGB",   "RGB Color Space"},
        {CMP_NODE_CHANNEL_MATTE_CS_HSV, "HSV", 0, "HSV",   "HSV Color Space"},
        {CMP_NODE_CHANNEL_MATTE_CS_YUV, "YUV", 0, "YUV",   "YUV Color Space"},
        {CMP_NODE_CHANNEL_MATTE_CS_YCC, "YCC", 0, "YCbCr", "YCbCr Color Space"},
        {0, NULL, 0, NULL, NULL}};

    static EnumPropertyItem algorithm_items[] = {
        {0, "SINGLE", 0, "Single", "Limit by single channel"},
        {1, "MAX", 0, "Max", "Limit by max of other channels "},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "color_space", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, color_space_items);
    RNA_def_property_ui_text(prop, "Color Space", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop= RNA_def_property(srna, "matte_channel", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom2");
    RNA_def_property_enum_items(prop, prop_tri_channel_items);
    RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Node_channel_itemf");
    RNA_def_property_ui_text(prop, "Channel", "Channel used to determine matte");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    RNA_def_struct_sdna_from(srna, "NodeChroma", "storage");

    prop = RNA_def_property(srna, "limit_method", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "algorithm");
    RNA_def_property_enum_items(prop, algorithm_items);
    RNA_def_property_ui_text(prop, "Algorithm", "Algorithm to use to limit channel");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "limit_channel", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "channel");
    RNA_def_property_enum_items(prop, prop_tri_channel_items);
    RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_Node_channel_itemf");
    RNA_def_property_ui_text(prop, "Limit Channel", "Limit by this channel's value");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "limit_max", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t1");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t1_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "High", "Values higher than this setting are 100% opaque");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "limit_min", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "t2");
    RNA_def_property_float_funcs(prop, NULL, "rna_Matte_t2_set", NULL);
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Low", "Values lower than this setting are 100% keyed");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_flip(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "axis", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, node_flip_items);
    RNA_def_property_ui_text(prop, "Axis", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_splitviewer(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem axis_items[] = {
        {0, "X",  0, "X",     ""},
        {1, "Y",  0, "Y",     ""},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "axis", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom2");
    RNA_def_property_enum_items(prop, axis_items);
    RNA_def_property_ui_text(prop, "Axis", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "factor", PROP_INT, PROP_FACTOR);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_range(prop, 0, 100);
    RNA_def_property_ui_text(prop, "Factor", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_id_mask(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "index", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_range(prop, 0, 32767);
    RNA_def_property_ui_text(prop, "Index", "Pass index number to convert to alpha");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "use_smooth_mask", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom2", 0);
    RNA_def_property_ui_text(prop, "Smooth Mask", "Apply an anti-aliasing filter to the mask");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_double_edge_mask(StructRNA * srna)
{
    PropertyRNA *prop;

    static EnumPropertyItem BufEdgeMode_items[] = {
        {0, "BLEED_OUT",  0, "Bleed Out",     "Allow mask pixels to bleed along edges"},
        {1, "KEEP_IN",  0, "Keep In",     "Restrict mask pixels from touching edges"},
        {0, NULL, 0, NULL, NULL}
    };

    static EnumPropertyItem InnerEdgeMode_items[] = {
        {0, "ALL", 0, "All", "All pixels on inner mask edge are considered during mask calculation"},
        {1, "ADJACENT_ONLY", 0, "Adjacent Only", "Only inner mask pixels adjacent to outer mask pixels are considered during mask calculation"},
        {0, NULL, 0, NULL, NULL}
    };

    prop = RNA_def_property(srna, "inner_mode", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom2");
    RNA_def_property_enum_items(prop, InnerEdgeMode_items);
    RNA_def_property_ui_text(prop, "Inner Edge Mode", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "edge_mode", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, BufEdgeMode_items);
    RNA_def_property_ui_text(prop, "Buffer Edge Mode", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_map_uv(StructRNA *srna)
{
    PropertyRNA *prop;

    prop = RNA_def_property(srna, "alpha", PROP_INT, PROP_FACTOR);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_range(prop, 0, 100);
    RNA_def_property_ui_text(prop, "Alpha", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_defocus(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem bokeh_items[] = {
        {8, "OCTAGON",  0, "Octagonal",  "8 sides"},
        {7, "HEPTAGON", 0, "Heptagonal", "7 sides"},
        {6, "HEXAGON",  0, "Hexagonal",  "6 sides"},
        {5, "PENTAGON", 0, "Pentagonal", "5 sides"},
        {4, "SQUARE",   0, "Square",     "4 sides"},
        {3, "TRIANGLE", 0, "Triangular", "3 sides"},
        {0, "CIRCLE",   0, "Circular",   ""},
        {0, NULL, 0, NULL, NULL}};
    
    RNA_def_struct_sdna_from(srna, "NodeDefocus", "storage");
    
    prop = RNA_def_property(srna, "bokeh", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "bktype");
    RNA_def_property_enum_items(prop, bokeh_items);
    RNA_def_property_ui_text(prop, "Bokeh Type", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    /* TODO: angle in degrees */        
    prop = RNA_def_property(srna, "angle", PROP_FLOAT, PROP_ANGLE);
    RNA_def_property_float_sdna(prop, NULL, "rotation");
    RNA_def_property_range(prop, 0.0f, DEG2RADF(90.0f));
    RNA_def_property_ui_text(prop, "Angle", "Bokeh shape rotation offset");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_gamma_correction", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "gamco", 1);
    RNA_def_property_ui_text(prop, "Gamma Correction", "Enable gamma correction before and after main process");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    /* TODO */
    prop = RNA_def_property(srna, "f_stop", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fstop");
    RNA_def_property_range(prop, 0.0f, 128.0f);
    RNA_def_property_ui_text(prop, "fStop", "Amount of focal blur, 128=infinity=perfect focus, half the value doubles the blur radius");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "blur_max", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "maxblur");
    RNA_def_property_range(prop, 0.0f, 10000.0f);
    RNA_def_property_ui_text(prop, "Max Blur", "blur limit, maximum CoC radius, 0=no limit");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "threshold", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "bthresh");
    RNA_def_property_range(prop, 0.0f, 100.0f);
    RNA_def_property_ui_text(prop, "Threshold", "CoC radius threshold, prevents background bleed on in-focus midground, 0=off");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_preview", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "preview", 1);
    RNA_def_property_ui_text(prop, "Preview", "Enable sampling mode, useful for preview when using low samplecounts");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "samples", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "samples");
    RNA_def_property_range(prop, 16, 256);
    RNA_def_property_ui_text(prop, "Samples", "Number of samples (16=grainy, higher=less noise)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_zbuffer", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_negative_sdna(prop, NULL, "no_zbuf", 1);
    RNA_def_property_ui_text(prop, "Use Z-Buffer", "Disable when using an image as input instead of actual z-buffer (auto enabled if node not image based, eg. time node)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "z_scale", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "scale");
    RNA_def_property_range(prop, 0.0f, 1000.0f);
    RNA_def_property_ui_text(prop, "Z-Scale", "Scale the Z input when not using a z-buffer, controls maximum blur designated by the color white or input value 1");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_invert(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "invert_rgb", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", CMP_CHAN_RGB);
    RNA_def_property_ui_text(prop, "RGB", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "invert_alpha", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", CMP_CHAN_A);
    RNA_def_property_ui_text(prop, "Alpha", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_crop(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "use_crop_size", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", 1);
    RNA_def_property_ui_text(prop, "Crop Image Size", "Whether to crop the size of the input image");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "relative", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom2", 1);
    RNA_def_property_ui_text(prop, "Relative", "Use relative values to crop image");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    RNA_def_struct_sdna_from(srna, "NodeTwoXYs", "storage");

    prop = RNA_def_property(srna, "min_x", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "x1");
    RNA_def_property_range(prop, 0, 10000);
    RNA_def_property_ui_text(prop, "X1", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "max_x", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "x2");
    RNA_def_property_range(prop, 0, 10000);
    RNA_def_property_ui_text(prop, "X2", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "min_y", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "y1");
    RNA_def_property_range(prop, 0, 10000);
    RNA_def_property_ui_text(prop, "Y1", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "max_y", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "y2");
    RNA_def_property_range(prop, 0, 10000);
    RNA_def_property_ui_text(prop, "Y2", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "rel_min_x", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fac_x1");
    RNA_def_property_range(prop, 0.0, 1.0);
    RNA_def_property_ui_text(prop, "X1", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "rel_max_x", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fac_x2");
    RNA_def_property_range(prop, 0.0, 1.0);
    RNA_def_property_ui_text(prop, "X2", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "rel_min_y", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fac_y1");
    RNA_def_property_range(prop, 0.0, 1.0);
    RNA_def_property_ui_text(prop, "Y1", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "rel_max_y", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fac_y2");
    RNA_def_property_range(prop, 0.0, 1.0);
    RNA_def_property_ui_text(prop, "Y2", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_dblur(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeDBlurData", "storage");
    
    prop = RNA_def_property(srna, "iterations", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "iter");
    RNA_def_property_range(prop, 1, 32);
    RNA_def_property_ui_text(prop, "Iterations", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_wrap", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "wrap", 1);
    RNA_def_property_ui_text(prop, "Wrap", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "center_x", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "center_x");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Center X", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "center_y", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "center_y");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Center Y", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "distance", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "distance");
    RNA_def_property_range(prop, -1.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Distance", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "angle", PROP_FLOAT, PROP_ANGLE);
    RNA_def_property_float_sdna(prop, NULL, "angle");
    RNA_def_property_range(prop, 0.0f, DEG2RADF(360.0f));
    RNA_def_property_ui_text(prop, "Angle", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "spin", PROP_FLOAT, PROP_ANGLE);
    RNA_def_property_float_sdna(prop, NULL, "spin");
    RNA_def_property_range(prop, DEG2RADF(-360.0f), DEG2RADF(360.0f));
    RNA_def_property_ui_text(prop, "Spin", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "zoom", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "zoom");
    RNA_def_property_range(prop, 0.0f, 100.0f);
    RNA_def_property_ui_text(prop, "Zoom", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_bilateral_blur(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeBilateralBlurData", "storage");
    
    prop = RNA_def_property(srna, "iterations", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "iter");
    RNA_def_property_range(prop, 1, 128);
    RNA_def_property_ui_text(prop, "Iterations", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "sigma_color", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "sigma_color");
    RNA_def_property_range(prop, 0.01f, 3.0f);
    RNA_def_property_ui_text(prop, "Color Sigma", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "sigma_space", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "sigma_space");
    RNA_def_property_range(prop, 0.01f, 30.0f);
    RNA_def_property_ui_text(prop, "Space Sigma", "");  
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_premul_key(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem type_items[] = {
        {0, "KEY_TO_PREMUL", 0, "Key to Premul", ""},
        {1, "PREMUL_TO_KEY", 0, "Premul to Key", ""},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "mapping", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, type_items);
    RNA_def_property_ui_text(prop, "Mapping", "Conversion between premultiplied alpha and key alpha");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
}

static void def_cmp_glare(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem type_items[] = {
        {3, "GHOSTS",      0, "Ghosts",      ""},
        {2, "STREAKS",     0, "Streaks",     ""},
        {1, "FOG_GLOW",    0, "Fog Glow",    ""},
        {0, "SIMPLE_STAR", 0, "Simple Star", ""},
        {0, NULL, 0, NULL, NULL}};
    
    static EnumPropertyItem quality_items[] = {
        {0, "HIGH",   0, "High",   ""},
        {1, "MEDIUM", 0, "Medium", ""},
        {2, "LOW",    0, "Low",    ""},
        {0, NULL, 0, NULL, NULL}};
    
    RNA_def_struct_sdna_from(srna, "NodeGlare", "storage");
    
    prop = RNA_def_property(srna, "glare_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "type");
    RNA_def_property_enum_items(prop, type_items);
    RNA_def_property_ui_text(prop, "Glare Type", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "quality", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "quality");
    RNA_def_property_enum_items(prop, quality_items);
    RNA_def_property_ui_text(prop, "Quality", "If not set to high quality, the effect will be applied to a low-res copy of the source image");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "iterations", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "iter");
    RNA_def_property_range(prop, 2, 5);
    RNA_def_property_ui_text(prop, "Iterations", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "color_modulation", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "colmod");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Color Modulation", "Amount of Color Modulation, modulates colors of streaks and ghosts for a spectral dispersion effect");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "mix", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "mix");
    RNA_def_property_range(prop, -1.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Mix", "-1 is original image only, 0 is exact 50/50 mix, 1 is processed image only");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "threshold", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "threshold");
    RNA_def_property_range(prop, 0.0f, 1000.0f);
    RNA_def_property_ui_text(prop, "Threshold", "The glare filter will only be applied to pixels brighter than this value");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "streaks", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "angle");
    RNA_def_property_range(prop, 2, 16);
    RNA_def_property_ui_text(prop, "Streaks", "Total number of streaks");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "angle_offset", PROP_FLOAT, PROP_ANGLE);
    RNA_def_property_float_sdna(prop, NULL, "angle_ofs");
    RNA_def_property_range(prop, 0.0f, DEG2RADF(180.0f));
    RNA_def_property_ui_text(prop, "Angle Offset", "Streak angle offset");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "fade", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "fade");
    RNA_def_property_range(prop, 0.75f, 1.0f);
    RNA_def_property_ui_text(prop, "Fade", "Streak fade-out factor");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_rotate_45", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "angle", 0);
    RNA_def_property_ui_text(prop, "Rotate 45", "Simple star filter: add 45 degree rotation offset");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "size", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "size");
    RNA_def_property_range(prop, 6, 9);
    RNA_def_property_ui_text(prop, "Size", "Glow/glare size (not actual size; relative to initial size of bright area of pixels)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    /* TODO */
}

static void def_cmp_tonemap(StructRNA *srna)
{
    PropertyRNA *prop;
    
    static EnumPropertyItem type_items[] = {
        {1, "RD_PHOTORECEPTOR", 0, "R/D Photoreceptor", ""},
        {0, "RH_SIMPLE",        0, "Rh Simple",         ""},
        {0, NULL, 0, NULL, NULL}};
    
    RNA_def_struct_sdna_from(srna, "NodeTonemap", "storage");
    
    prop = RNA_def_property(srna, "tonemap_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "type");
    RNA_def_property_enum_items(prop, type_items);
    RNA_def_property_ui_text(prop, "Tonemap Type", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "key", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "key");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Key", "The value the average luminance is mapped to");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "offset");
    RNA_def_property_range(prop, 0.001f, 10.0f);
    RNA_def_property_ui_text(prop, "Offset", "Normally always 1, but can be used as an extra control to alter the brightness curve");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "gamma", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "gamma");
    RNA_def_property_range(prop, 0.001f, 3.0f);
    RNA_def_property_ui_text(prop, "Gamma", "If not used, set to 1");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "intensity", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "f");
    RNA_def_property_range(prop, -8.0f, 8.0f);
    RNA_def_property_ui_text(prop, "Intensity", "If less than zero, darkens image; otherwise, makes it brighter");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "contrast", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "m");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Contrast", "Set to 0 to use estimate from input image");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "adaptation", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "a");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Adaptation", "If 0, global; if 1, based on pixel intensity");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "correction", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "c");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Color Correction", "If 0, same for all channels; if 1, each independent");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_lensdist(StructRNA *srna)
{
    PropertyRNA *prop;
    
    RNA_def_struct_sdna_from(srna, "NodeLensDist", "storage");
    
    prop = RNA_def_property(srna, "use_projector", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "proj", 1);
    RNA_def_property_ui_text(prop, "Projector", "Enable/disable projector mode (the effect is applied in horizontal direction only)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_jitter", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "jit", 1);
    RNA_def_property_ui_text(prop, "Jitter", "Enable/disable jittering (faster, but also noisier)");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "use_fit", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "fit", 1);
    RNA_def_property_ui_text(prop, "Fit", "For positive distortion factor only: scale image such that black areas are not visible");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_colorbalance(StructRNA *srna)
{
    PropertyRNA *prop;
    static float default_1[3] = {1.f, 1.f, 1.f};
    
    static EnumPropertyItem type_items[] = {
        {0, "LIFT_GAMMA_GAIN",      0, "Lift/Gamma/Gain",      ""},
        {1, "OFFSET_POWER_SLOPE",     0, "Offset/Power/Slope (ASC-CDL)",     "ASC-CDL standard color correction"},
        {0, NULL, 0, NULL, NULL}};
    
    prop = RNA_def_property(srna, "correction_method", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, type_items);
    RNA_def_property_ui_text(prop, "Correction Formula", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    RNA_def_struct_sdna_from(srna, "NodeColorBalance", "storage");
    
    prop = RNA_def_property(srna, "lift", PROP_FLOAT, PROP_COLOR_GAMMA);
    RNA_def_property_float_sdna(prop, NULL, "lift");
    RNA_def_property_array(prop, 3);
    RNA_def_property_float_array_default(prop, default_1);
    RNA_def_property_ui_range(prop, 0, 2, 0.1, 3);
    RNA_def_property_ui_text(prop, "Lift", "Correction for Shadows");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "gamma", PROP_FLOAT, PROP_COLOR_GAMMA);
    RNA_def_property_float_sdna(prop, NULL, "gamma");
    RNA_def_property_array(prop, 3);
    RNA_def_property_float_array_default(prop, default_1);
    RNA_def_property_ui_range(prop, 0, 2, 0.1, 3);
    RNA_def_property_ui_text(prop, "Gamma", "Correction for Midtones");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "gain", PROP_FLOAT, PROP_COLOR_GAMMA);
    RNA_def_property_float_sdna(prop, NULL, "gain");
    RNA_def_property_array(prop, 3);
    RNA_def_property_float_array_default(prop, default_1);
    RNA_def_property_ui_range(prop, 0, 2, 0.1, 3);
    RNA_def_property_ui_text(prop, "Gain", "Correction for Highlights");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    
    prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_COLOR_GAMMA);
    RNA_def_property_float_sdna(prop, NULL, "lift");
    RNA_def_property_array(prop, 3);
    RNA_def_property_ui_range(prop, 0, 1, 0.1, 3);
    RNA_def_property_ui_text(prop, "Offset", "Correction for Shadows");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "power", PROP_FLOAT, PROP_COLOR_GAMMA);
    RNA_def_property_float_sdna(prop, NULL, "gamma");
    RNA_def_property_array(prop, 3);
    RNA_def_property_float_array_default(prop, default_1);
    RNA_def_property_range(prop, 0.f, FLT_MAX);
    RNA_def_property_ui_range(prop, 0, 2, 0.1, 3);
    RNA_def_property_ui_text(prop, "Power", "Correction for Midtones");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "slope", PROP_FLOAT, PROP_COLOR_GAMMA);
    RNA_def_property_float_sdna(prop, NULL, "gain");
    RNA_def_property_array(prop, 3);
    RNA_def_property_float_array_default(prop, default_1);
    RNA_def_property_range(prop, 0.f, FLT_MAX);
    RNA_def_property_ui_range(prop, 0, 2, 0.1, 3);
    RNA_def_property_ui_text(prop, "Slope", "Correction for Highlights");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_huecorrect(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "mapping", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "storage");
    RNA_def_property_struct_type(prop, "CurveMapping");
    RNA_def_property_ui_text(prop, "Mapping", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_zcombine(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "use_alpha", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "custom1", 0);
    RNA_def_property_ui_text(prop, "Use Alpha", "Take Alpha channel into account when doing the Z operation");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_ycc(StructRNA *srna)
{
    PropertyRNA *prop;
    
    prop = RNA_def_property(srna, "mode", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, node_ycc_items);
    RNA_def_property_ui_text(prop, "Mode", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_movieclip(StructRNA *srna)
{
    PropertyRNA *prop;

    prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "MovieClip");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Movie Clip", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    RNA_def_struct_sdna_from(srna, "MovieClipUser", "storage");
}

static void def_cmp_stabilize2d(StructRNA *srna)
{
    PropertyRNA *prop;

    static EnumPropertyItem filter_type_items[] = {
        {0, "NEAREST",   0, "Nearest",   ""},
        {1, "BILINEAR",   0, "Bilinear",   ""},
        {2, "BICUBIC", 0, "Bicubic", ""},
        {0, NULL, 0, NULL, NULL}};

    prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "MovieClip");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Movie Clip", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "filter_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, filter_type_items);
    RNA_def_property_ui_text(prop, "Filter", "Method to use to filter stabilization");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_cmp_moviedistortion(StructRNA *srna)
{
    PropertyRNA *prop;

    static EnumPropertyItem distortion_type_items[] = {
        {0, "UNDISTORT",   0, "Undistort",   ""},
        {1, "DISTORT", 0, "Distort", ""},
        {0, NULL, 0, NULL, NULL}};

    prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "MovieClip");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Movie Clip", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");

    prop = RNA_def_property(srna, "distortion_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, distortion_type_items);
    RNA_def_property_ui_text(prop, "Distortion", "Distortion to use to filter image");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void dev_cmd_transform(StructRNA *srna)
{
    PropertyRNA *prop;

    static EnumPropertyItem filter_type_items[] = {
        {0, "NEAREST",   0, "Nearest",   ""},
        {1, "BILINEAR",   0, "Bilinear",   ""},
        {2, "BICUBIC", 0, "Bicubic", ""},
        {0, NULL, 0, NULL, NULL}};

    prop = RNA_def_property(srna, "filter_type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "custom1");
    RNA_def_property_enum_items(prop, filter_type_items);
    RNA_def_property_ui_text(prop, "Filter", "Method to use to filter transform");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}


/* -- Texture Nodes --------------------------------------------------------- */

static void def_tex_output(StructRNA *srna)
{
    PropertyRNA *prop;

    RNA_def_struct_sdna_from(srna, "TexNodeOutput", "storage");
    
    prop = RNA_def_property(srna, "filepath", PROP_STRING, PROP_NONE);
    RNA_def_property_string_sdna(prop, NULL, "name");
    RNA_def_property_ui_text(prop, "Output Name", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

static void def_tex_image(StructRNA *srna)
{
    PropertyRNA *prop;

    prop = RNA_def_property(srna, "image", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "id");
    RNA_def_property_struct_type(prop, "Image");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Image", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    /* is this supposed to be exposed? not sure..
    prop = RNA_def_property(srna, "settings", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "storage");
    RNA_def_property_struct_type(prop, "ImageUser");
    RNA_def_property_ui_text(prop, "Settings", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
     */
}

static void def_tex_bricks(StructRNA *srna)
{
    PropertyRNA *prop;

    prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "custom3");
    RNA_def_property_range(prop, 0.0f, 1.0f);
    RNA_def_property_ui_text(prop, "Offset Amount", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "offset_frequency", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom1");
    RNA_def_property_range(prop, 2, 99);
    RNA_def_property_ui_text(prop, "Offset Frequency", "Offset every N rows");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "squash", PROP_FLOAT, PROP_NONE);
    RNA_def_property_float_sdna(prop, NULL, "custom4");
    RNA_def_property_range(prop, 0.0f, 99.0f);
    RNA_def_property_ui_text(prop, "Squash Amount", "");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "squash_frequency", PROP_INT, PROP_NONE);
    RNA_def_property_int_sdna(prop, NULL, "custom2");
    RNA_def_property_range(prop, 2, 99);
    RNA_def_property_ui_text(prop, "Squash Frequency", "Squash every N rows");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
}

/* -------------------------------------------------------------------------- */

static EnumPropertyItem shader_node_type_items[MaxNodes];
static void rna_def_shader_node(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;
    
    alloc_node_type_items(shader_node_type_items, Category_ShaderNode);

    srna = RNA_def_struct(brna, "ShaderNode", "Node");
    RNA_def_struct_ui_text(srna, "Shader Node", "Material shader node");
    RNA_def_struct_sdna(srna, "bNode");

    prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
    RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_enum_items(prop, shader_node_type_items);
    RNA_def_property_ui_text(prop, "Type", "");
}

static EnumPropertyItem compositor_node_type_items[MaxNodes];
static void rna_def_compositor_node(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;
    
    alloc_node_type_items(compositor_node_type_items, Category_CompositorNode);
    
    srna = RNA_def_struct(brna, "CompositorNode", "Node");
    RNA_def_struct_ui_text(srna, "Compositor Node", "");
    RNA_def_struct_sdna(srna, "bNode");

    prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
    RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_enum_items(prop, compositor_node_type_items);
    RNA_def_property_ui_text(prop, "Type", "");
}

static EnumPropertyItem texture_node_type_items[MaxNodes];
static void rna_def_texture_node(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;
    
    alloc_node_type_items(texture_node_type_items, Category_TextureNode);
    
    srna = RNA_def_struct(brna, "TextureNode", "Node");
    RNA_def_struct_ui_text(srna, "Texture Node", "");
    RNA_def_struct_sdna(srna, "bNode");

    prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
    RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_enum_items(prop, texture_node_type_items);
    RNA_def_property_ui_text(prop, "Type", "");
}

/* -------------------------------------------------------------------------- */

static void rna_def_nodetree_link_api(BlenderRNA *brna, PropertyRNA *cprop)
{
    StructRNA *srna;
    PropertyRNA *parm;
    FunctionRNA *func;

    RNA_def_property_srna(cprop, "NodeLinks");
    srna= RNA_def_struct(brna, "NodeLinks", NULL);
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_text(srna, "Node Links", "Collection of Node Links");

    func= RNA_def_function(srna, "new", "rna_NodeTree_link_new");
    RNA_def_function_ui_description(func, "Add a node link to this node tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    parm= RNA_def_pointer(func, "input", "NodeSocket", "", "The input socket");
    RNA_def_property_flag(parm, PROP_REQUIRED);
    parm= RNA_def_pointer(func, "output", "NodeSocket", "", "The output socket");
    RNA_def_property_flag(parm, PROP_REQUIRED);
    /* return */
    parm= RNA_def_pointer(func, "link", "NodeLink", "", "New node link");
    RNA_def_function_return(func, parm);

    func= RNA_def_function(srna, "remove", "rna_NodeTree_link_remove");
    RNA_def_function_ui_description(func, "remove a node link from the node tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    parm= RNA_def_pointer(func, "link", "NodeLink", "", "The node link to remove");
    RNA_def_property_flag(parm, PROP_REQUIRED);

    func= RNA_def_function(srna, "clear", "rna_NodeTree_link_clear");
    RNA_def_function_ui_description(func, "remove all node links from the node tree");
}

static void rna_def_composite_nodetree_api(BlenderRNA *brna, PropertyRNA *cprop)
{
    StructRNA *srna;
    PropertyRNA *parm;
    FunctionRNA *func;

    RNA_def_property_srna(cprop, "CompositorNodes");
    srna= RNA_def_struct(brna, "CompositorNodes", NULL);
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_text(srna, "Compositor Nodes", "Collection of Compositor Nodes");

    func= RNA_def_function(srna, "new", "rna_NodeTree_node_composite_new");
    RNA_def_function_ui_description(func, "Add a node to this node tree");
    RNA_def_function_flag(func, FUNC_USE_CONTEXT|FUNC_USE_REPORTS);
    parm= RNA_def_enum(func, "type", compositor_node_type_items, 0, "Type", "Type of node to add");
    RNA_def_property_flag(parm, PROP_REQUIRED);
    RNA_def_pointer(func, "group", "NodeTree", "", "The group tree");
    /* return value */
    parm= RNA_def_pointer(func, "node", "Node", "", "New node");
    RNA_def_function_return(func, parm);

    func= RNA_def_function(srna, "remove", "rna_NodeTree_node_remove");
    RNA_def_function_ui_description(func, "Remove a node from this node tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    parm= RNA_def_pointer(func, "node", "Node", "", "The node to remove");
    RNA_def_property_flag(parm, PROP_REQUIRED);

    func= RNA_def_function(srna, "clear", "rna_NodeTree_node_clear");
    RNA_def_function_ui_description(func, "Remove all nodes from this node tree");
}

static void rna_def_shader_nodetree_api(BlenderRNA *brna, PropertyRNA *cprop)
{
    StructRNA *srna;
    PropertyRNA *parm;
    FunctionRNA *func;

    RNA_def_property_srna(cprop, "ShaderNodes");
    srna= RNA_def_struct(brna, "ShaderNodes", NULL);
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_text(srna, "Shader Nodes", "Collection of Shader Nodes");

    func= RNA_def_function(srna, "new", "rna_NodeTree_node_new");
    RNA_def_function_ui_description(func, "Add a node to this node tree");
    RNA_def_function_flag(func, FUNC_USE_CONTEXT|FUNC_USE_REPORTS);
    parm= RNA_def_enum(func, "type", shader_node_type_items, 0, "Type", "Type of node to add");
    RNA_def_property_flag(parm, PROP_REQUIRED);
    RNA_def_pointer(func, "group", "NodeTree", "", "The group tree");
    /* return value */
    parm= RNA_def_pointer(func, "node", "Node", "", "New node");
    RNA_def_function_return(func, parm);

    func= RNA_def_function(srna, "remove", "rna_NodeTree_node_remove");
    RNA_def_function_ui_description(func, "Remove a node from this node tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    parm= RNA_def_pointer(func, "node", "Node", "", "The node to remove");
    RNA_def_property_flag(parm, PROP_REQUIRED);

    func= RNA_def_function(srna, "clear", "rna_NodeTree_node_clear");
    RNA_def_function_ui_description(func, "Remove all nodes from this node tree");
}

static void rna_def_texture_nodetree_api(BlenderRNA *brna, PropertyRNA *cprop)
{
    StructRNA *srna;
    PropertyRNA *parm;
    FunctionRNA *func;

    RNA_def_property_srna(cprop, "TextureNodes");
    srna= RNA_def_struct(brna, "TextureNodes", NULL);
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_text(srna, "Texture Nodes", "Collection of Texture Nodes");

    func= RNA_def_function(srna, "new", "rna_NodeTree_node_texture_new");
    RNA_def_function_ui_description(func, "Add a node to this node tree");
    RNA_def_function_flag(func, FUNC_USE_CONTEXT|FUNC_USE_REPORTS);
    parm= RNA_def_enum(func, "type", texture_node_type_items, 0, "Type", "Type of node to add");
    RNA_def_property_flag(parm, PROP_REQUIRED);
    RNA_def_pointer(func, "group", "NodeTree", "", "The group tree");
    /* return value */
    parm= RNA_def_pointer(func, "node", "Node", "", "New node");
    RNA_def_function_return(func, parm);

    func= RNA_def_function(srna, "remove", "rna_NodeTree_node_remove");
    RNA_def_function_ui_description(func, "Remove a node from this node tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    parm= RNA_def_pointer(func, "node", "Node", "", "The node to remove");
    RNA_def_property_flag(parm, PROP_REQUIRED);

    func= RNA_def_function(srna, "clear", "rna_NodeTree_node_clear");
    RNA_def_function_ui_description(func, "Remove all nodes from this node tree");
}

static void rna_def_node_socket(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;

    srna = RNA_def_struct(brna, "NodeSocket", NULL);
    RNA_def_struct_ui_text(srna, "Node Socket", "Input or output socket of a node");
    RNA_def_struct_sdna(srna, "bNodeSocket");
    RNA_def_struct_refine_func(srna, "rna_NodeSocket_refine");
    RNA_def_struct_ui_icon(srna, ICON_PLUG);
    RNA_def_struct_path_func(srna, "rna_NodeSocket_path");

    prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
    RNA_def_property_enum_sdna(prop, NULL, "type");
    RNA_def_property_enum_items(prop, node_socket_type_items);
    RNA_def_property_enum_default(prop, 0);
    RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Type", "Node Socket type");

    prop = RNA_def_property(srna, "name", PROP_STRING, PROP_NONE);
    /* XXX must be editable for group sockets. if necessary use a special rna definition for these */
//  RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Name", "Socket name");
    RNA_def_struct_name_property(srna, prop);
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeGroupSocket_update");

    prop = RNA_def_property(srna, "group_socket", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "groupsock");
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "Group Socket", "For group nodes, the group input or output socket this corresponds to");

    prop = RNA_def_property(srna, "show_expanded", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", SOCK_COLLAPSED);
    RNA_def_property_ui_text(prop, "Expanded", "Socket links are expanded in the user interface");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, NULL);
}

static void rna_def_node_socket_subtype(BlenderRNA *brna, int type, int subtype, const char *name, const char *ui_name)
{
    StructRNA *srna;
    PropertyRNA *prop=NULL;
    PropertySubType propsubtype= PROP_NONE;
    
    #define SUBTYPE(socktype, stypename, id, idname)    { PROP_##id, #socktype "_" #id, 0, #idname, ""},
    static EnumPropertyItem subtype_items[] = {
        NODE_DEFINE_SUBTYPES
        {0, NULL, 0, NULL, NULL}
    };
    #undef SUBTYPE

    #define SUBTYPE(socktype, stypename, id, idname)    if (subtype==PROP_##id) propsubtype = PROP_##id;
    NODE_DEFINE_SUBTYPES
    #undef SUBTYPE
    
    srna = RNA_def_struct(brna, name, "NodeSocket");
    RNA_def_struct_ui_text(srna, ui_name, "Input or output socket of a node");
    RNA_def_struct_sdna(srna, "bNodeSocket");
    RNA_def_struct_ui_icon(srna, ICON_PLUG);
    RNA_def_struct_path_func(srna, "rna_NodeSocket_path");
    
    switch (type) {
    case SOCK_INT:
        RNA_def_struct_sdna_from(srna, "bNodeSocketValueInt", "default_value");
        
        prop = RNA_def_property(srna, "subtype", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "subtype");
        RNA_def_property_enum_items(prop, subtype_items);
        RNA_def_property_ui_text(prop, "Subtype", "Subtype defining the socket value details");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        
        prop = RNA_def_property(srna, "default_value", PROP_INT, propsubtype);
        RNA_def_property_int_sdna(prop, NULL, "value");
        RNA_def_property_int_funcs(prop, NULL, NULL, "rna_NodeSocketInt_range");
        RNA_def_property_ui_text(prop, "Default Value", "");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        break;
    case SOCK_FLOAT:
        RNA_def_struct_sdna_from(srna, "bNodeSocketValueFloat", "default_value");
        
        prop = RNA_def_property(srna, "subtype", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "subtype");
        RNA_def_property_enum_items(prop, subtype_items);
        RNA_def_property_ui_text(prop, "Subtype", "Subtype defining the socket value details");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        
        prop = RNA_def_property(srna, "default_value", PROP_FLOAT, propsubtype);
        RNA_def_property_float_sdna(prop, NULL, "value");
        RNA_def_property_float_funcs(prop, NULL, NULL, "rna_NodeSocketFloat_range");
        RNA_def_property_ui_text(prop, "Default Value", "");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        break;
    case SOCK_BOOLEAN:
        RNA_def_struct_sdna_from(srna, "bNodeSocketValueBoolean", "default_value");
        
        prop = RNA_def_property(srna, "default_value", PROP_BOOLEAN, PROP_NONE);
        RNA_def_property_boolean_sdna(prop, NULL, "value", 1);
        RNA_def_property_ui_text(prop, "Default Value", "");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        break;
    case SOCK_VECTOR:
        RNA_def_struct_sdna_from(srna, "bNodeSocketValueVector", "default_value");
        
        prop = RNA_def_property(srna, "subtype", PROP_ENUM, PROP_NONE);
        RNA_def_property_enum_sdna(prop, NULL, "subtype");
        RNA_def_property_enum_items(prop, subtype_items);
        RNA_def_property_ui_text(prop, "Subtype", "Subtype defining the socket value details");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        
        prop = RNA_def_property(srna, "default_value", PROP_FLOAT, propsubtype);
        RNA_def_property_float_sdna(prop, NULL, "value");
        RNA_def_property_float_funcs(prop, NULL, NULL, "rna_NodeSocketVector_range");
        RNA_def_property_ui_text(prop, "Default Value", "");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        break;
    case SOCK_RGBA:
        RNA_def_struct_sdna_from(srna, "bNodeSocketValueRGBA", "default_value");
        
        prop = RNA_def_property(srna, "default_value", PROP_FLOAT, PROP_COLOR);
        RNA_def_property_float_sdna(prop, NULL, "value");
        RNA_def_property_ui_text(prop, "Default Value", "");
        RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_NodeSocket_update");
        break;
    }
}

static void rna_def_node(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;
    
    srna = RNA_def_struct(brna, "Node", NULL);
    RNA_def_struct_ui_text(srna, "Node", "Node in a node tree");
    RNA_def_struct_sdna(srna, "bNode");
    RNA_def_struct_ui_icon(srna, ICON_NODE);
    RNA_def_struct_refine_func(srna, "rna_Node_refine");
    RNA_def_struct_path_func(srna, "rna_Node_path");
    
    prop = RNA_def_property(srna, "location", PROP_FLOAT, PROP_XYZ);
    RNA_def_property_float_sdna(prop, NULL, "locx");
    RNA_def_property_array(prop, 2);
    RNA_def_property_range(prop, -10000.0f, 10000.0f);
    RNA_def_property_ui_text(prop, "Location", "");
    RNA_def_property_update(prop, NC_NODE, "rna_Node_update");
    
    prop = RNA_def_property(srna, "name", PROP_STRING, PROP_NONE);
    RNA_def_property_ui_text(prop, "Name", "Unique node identifier");
    RNA_def_struct_name_property(srna, prop);
    RNA_def_property_string_funcs(prop, NULL, NULL, "rna_Node_name_set");
    RNA_def_property_update(prop, NC_NODE|NA_EDITED, "rna_Node_update");
    
    prop = RNA_def_property(srna, "label", PROP_STRING, PROP_NONE);
    RNA_def_property_string_sdna(prop, NULL, "label");
    RNA_def_property_ui_text(prop, "Label", "Optional custom node label");
    RNA_def_property_update(prop, NC_NODE, "rna_Node_update");
    
    prop = RNA_def_property(srna, "inputs", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "inputs", NULL);
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "Inputs", "");
    
    prop = RNA_def_property(srna, "outputs", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "outputs", NULL);
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "Outputs", "");

    prop = RNA_def_property(srna, "parent", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "parent");
    RNA_def_property_struct_type(prop, "Node");
    RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_ui_text(prop, "Parent", "Parent this node is attached to");

    prop = RNA_def_property(srna, "show_texture", PROP_BOOLEAN, PROP_NONE);
    RNA_def_property_boolean_sdna(prop, NULL, "flag", NODE_ACTIVE_TEXTURE);
    RNA_def_property_ui_text(prop, "Show Texture", "Draw node in viewport textured draw mode");
    RNA_def_property_update(prop, 0, "rna_Node_update");
}

static void rna_def_node_link(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;

    srna = RNA_def_struct(brna, "NodeLink", NULL);
    RNA_def_struct_ui_text(srna, "NodeLink", "Link between nodes in a node tree");
    RNA_def_struct_sdna(srna, "bNodeLink");
    RNA_def_struct_ui_icon(srna, ICON_NODE);

    prop = RNA_def_property(srna, "from_node", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "fromnode");
    RNA_def_property_struct_type(prop, "Node");
    RNA_def_property_ui_text(prop, "From node", "");

    prop = RNA_def_property(srna, "to_node", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "tonode");
    RNA_def_property_struct_type(prop, "Node");
    RNA_def_property_ui_text(prop, "To node", "");

    prop = RNA_def_property(srna, "from_socket", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "fromsock");
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "From socket", "");

    prop = RNA_def_property(srna, "to_socket", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "tosock");
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "To socket", "");
}

static void rna_def_group_sockets_api(BlenderRNA *brna, PropertyRNA *cprop, int in_out)
{
    StructRNA *srna;
    PropertyRNA *parm;
    FunctionRNA *func;

    RNA_def_property_srna(cprop, (in_out==SOCK_IN ? "GroupInputs" : "GroupOutputs"));
    srna= RNA_def_struct(brna, (in_out==SOCK_IN ? "GroupInputs" : "GroupOutputs"), NULL);
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_text(srna, "Group Sockets", "Collection of group sockets");

    func= RNA_def_function(srna, "new", (in_out==SOCK_IN ? "rna_NodeTree_input_new" : "rna_NodeTree_output_new"));
    RNA_def_function_ui_description(func, "Add a socket to the group tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    RNA_def_string(func, "name", "Socket", MAX_NAME, "Name", "Name of the socket");
    RNA_def_enum(func, "type", node_socket_type_items, SOCK_FLOAT, "Type", "Type of socket");
    /* return value */
    parm= RNA_def_pointer(func, "socket", "NodeSocket", "", "New socket");
    RNA_def_function_return(func, parm);

    func= RNA_def_function(srna, "expose", (in_out==SOCK_IN ? "rna_NodeTree_input_expose" : "rna_NodeTree_output_expose"));
    RNA_def_function_ui_description(func, "Expose an internal socket in the group tree");
    RNA_def_function_flag(func, FUNC_USE_REPORTS);
    RNA_def_pointer(func, "sock", "NodeSocket", "Socket", "Internal node socket to expose");
    RNA_def_property_flag(parm, PROP_REQUIRED);
    RNA_def_boolean(func, "add_link", TRUE, "Add Link", "If TRUE, adds a link to the internal socket");
    /* return value */
    parm= RNA_def_pointer(func, "socket", "NodeSocket", "", "New socket");
    RNA_def_function_return(func, parm);
}

static void rna_def_nodetree(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;

    srna = RNA_def_struct(brna, "NodeTree", "ID");
    RNA_def_struct_ui_text(srna, "Node Tree", "Node tree consisting of linked nodes used for shading, textures and compositing");
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_icon(srna, ICON_NODETREE);
    RNA_def_struct_refine_func(srna, "rna_NodeTree_refine");

    /* AnimData */
    rna_def_animdata_common(srna);
    
    /* NodeLinks Collection */
    prop = RNA_def_property(srna, "links", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "links", NULL);
    RNA_def_property_struct_type(prop, "NodeLink");
    RNA_def_property_ui_text(prop, "Links", "");
    rna_def_nodetree_link_api(brna, prop);

    /* Grease Pencil */
    prop= RNA_def_property(srna, "grease_pencil", PROP_POINTER, PROP_NONE);
    RNA_def_property_pointer_sdna(prop, NULL, "gpd");
    RNA_def_property_flag(prop, PROP_EDITABLE);
    RNA_def_property_struct_type(prop, "GreasePencil");
    RNA_def_property_ui_text(prop, "Grease Pencil Data", "Grease Pencil datablock");
    RNA_def_property_update(prop, NC_NODE, NULL);
    
    prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
    RNA_def_property_clear_flag(prop, PROP_EDITABLE);
    RNA_def_property_enum_items(prop, nodetree_type_items);
    RNA_def_property_ui_text(prop, "Type", "Node Tree type");

    /* group sockets */
    prop = RNA_def_property(srna, "inputs", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "inputs", NULL);
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "Inputs", "");
    rna_def_group_sockets_api(brna, prop, SOCK_IN);
    
    prop = RNA_def_property(srna, "outputs", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "outputs", NULL);
    RNA_def_property_struct_type(prop, "NodeSocket");
    RNA_def_property_ui_text(prop, "Outputs", "");
    rna_def_group_sockets_api(brna, prop, SOCK_OUT);
}

static void rna_def_composite_nodetree(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;

    srna = RNA_def_struct(brna, "CompositorNodeTree", "NodeTree");
    RNA_def_struct_ui_text(srna, "Compositor Node Tree", "Node tree consisting of linked nodes used for compositing");
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_icon(srna, ICON_NODETREE);

    /* Nodes Collection */
    prop = RNA_def_property(srna, "nodes", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "nodes", NULL);
    RNA_def_property_struct_type(prop, "Node");
    RNA_def_property_ui_text(prop, "Nodes", "");

    rna_def_composite_nodetree_api(brna, prop);
}

static void rna_def_shader_nodetree(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;

    srna = RNA_def_struct(brna, "ShaderNodeTree", "NodeTree");
    RNA_def_struct_ui_text(srna, "Shader Node Tree", "Node tree consisting of linked nodes used for materials (and other shading datablocks)");
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_icon(srna, ICON_NODETREE);

    /* Nodes Collection */
    prop = RNA_def_property(srna, "nodes", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "nodes", NULL);
    RNA_def_property_struct_type(prop, "Node");
    RNA_def_property_ui_text(prop, "Nodes", "");

    rna_def_shader_nodetree_api(brna, prop);
}

static void rna_def_texture_nodetree(BlenderRNA *brna)
{
    StructRNA *srna;
    PropertyRNA *prop;

    srna = RNA_def_struct(brna, "TextureNodeTree", "NodeTree");
    RNA_def_struct_ui_text(srna, "Texture Node Tree", "Node tree consisting of linked nodes used for textures");
    RNA_def_struct_sdna(srna, "bNodeTree");
    RNA_def_struct_ui_icon(srna, ICON_NODETREE);

    /* Nodes Collection */
    prop = RNA_def_property(srna, "nodes", PROP_COLLECTION, PROP_NONE);
    RNA_def_property_collection_sdna(prop, NULL, "nodes", NULL);
    RNA_def_property_struct_type(prop, "Node");
    RNA_def_property_ui_text(prop, "Nodes", "");

    rna_def_texture_nodetree_api(brna, prop);
}

static void define_specific_node(BlenderRNA *brna, int id, void (*func)(StructRNA*))
{
    StructRNA *srna = def_node(brna, id);
    
    if(func)
        func(srna);
}

void RNA_def_nodetree(BlenderRNA *brna)
{
    init();
    rna_def_nodetree(brna);
    
    rna_def_node_socket(brna);
    
    /* Generate RNA definitions for all socket subtypes */
    #define SUBTYPE(socktype, stypename, id, idname) \
    rna_def_node_socket_subtype(brna, SOCK_##socktype, PROP_##id, "NodeSocket"#stypename#idname, #idname" "#stypename" Node Socket");
    NODE_DEFINE_SUBTYPES
    #undef SUBTYPE
    rna_def_node_socket_subtype(brna, SOCK_BOOLEAN, 0, "NodeSocketBoolean", "Boolean Node Socket");
    rna_def_node_socket_subtype(brna, SOCK_RGBA, 0, "NodeSocketRGBA", "RGBA Node Socket");
    rna_def_node_socket_subtype(brna, SOCK_SHADER, 0, "NodeSocketShader", "Shader Closure Node Socket");
    
    rna_def_node(brna);
    rna_def_node_link(brna);
    rna_def_shader_node(brna);
    rna_def_compositor_node(brna);
    rna_def_texture_node(brna);
    
    rna_def_composite_nodetree(brna);
    rna_def_shader_nodetree(brna);
    rna_def_texture_nodetree(brna);
    #define DefNode(Category, ID, DefFunc, EnumName, StructName, UIName, UIDesc) \
        define_specific_node(brna, ID, DefFunc);
        
    #include "rna_nodetree_types.h"
    
    define_specific_node(brna, NODE_GROUP, def_group);
    define_specific_node(brna, NODE_FORLOOP, def_forloop);
    define_specific_node(brna, NODE_WHILELOOP, def_whileloop);
    define_specific_node(brna, NODE_FRAME, def_frame);
}

/* clean up macro definition */
#undef NODE_DEFINE_SUBTYPES

#endif