node_texture_util.h

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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.
 *
 * The Original Code is Copyright (C) 2005 Blender Foundation.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef NODE_TEXTURE_UTIL_H_
#define NODE_TEXTURE_UTIL_H_

#include <math.h>
#include <string.h>

#include "MEM_guardedalloc.h"

#include "DNA_color_types.h"
#include "DNA_ipo_types.h"
#include "DNA_ID.h"
#include "DNA_image_types.h"
#include "DNA_material_types.h"
#include "DNA_node_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_texture_types.h"

#include "BKE_blender.h"
#include "BKE_colortools.h"
#include "BKE_global.h"
#include "BKE_image.h"
#include "BKE_main.h"
#include "BKE_material.h"
#include "BKE_node.h"
#include "BKE_texture.h"

#include "BKE_library.h"

#include "node_util.h"

#include "BLI_math.h"
#include "BLI_blenlib.h"
#include "BLI_rand.h"
#include "BLI_threads.h"
#include "BLI_utildefines.h"

#include "IMB_imbuf_types.h"
#include "IMB_imbuf.h"

#include "RE_pipeline.h"
#include "RE_shader_ext.h"

typedef struct TexCallData {
    TexResult *target;
    float *co;
    float *dxt, *dyt;
    int osatex;
    char do_preview;
    short thread;
    short which_output;
    int cfra;

    ShadeInput *shi;
    MTex *mtex;
} TexCallData;

typedef struct TexParams {
    float *co;
    float *dxt, *dyt;
    float *previewco;
    int cfra;
    int osatex;

    /* optional. we don't really want these here, but image
       textures need to do mapping & color correction */
    ShadeInput *shi;
    MTex *mtex;
} TexParams;

typedef void(*TexFn) (float *out, TexParams *params, bNode *node, bNodeStack **in, short thread);

typedef struct TexDelegate {
    TexCallData *cdata;
    TexFn fn;
    bNode *node;
    bNodeStack *in[MAX_SOCKET];
    int type;
} TexDelegate;

void tex_input_rgba(float *out, bNodeStack *in, TexParams *params, short thread);
void tex_input_vec(float *out, bNodeStack *in, TexParams *params, short thread);
float tex_input_value(bNodeStack *in, TexParams *params, short thread);

void tex_output(bNode *node, bNodeStack **in, bNodeStack *out, TexFn texfn, TexCallData *data);
void tex_do_preview(bNode *node, float *coord, float *col);

void params_from_cdata(TexParams *out, TexCallData *in);

void node_tex_pass_on(void *data, int thread, struct bNode *node, void *nodedata, struct bNodeStack **in, struct bNodeStack **out);

#endif