Blender V2.61 - r43446
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00001 /* 00002 * ***** BEGIN GPL LICENSE BLOCK ***** 00003 * 00004 * This program is free software; you can redistribute it and/or 00005 * modify it under the terms of the GNU General Public License 00006 * as published by the Free Software Foundation; either version 2 00007 * of the License, or (at your option) any later version. 00008 * 00009 * This program is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with this program; if not, write to the Free Software Foundation, 00016 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 00017 * 00018 * The Original Code is Copyright (C) 2006 Blender Foundation. 00019 * All rights reserved. 00020 * 00021 * The Original Code is: all of this file. 00022 * 00023 * Contributor(s): none yet. 00024 * 00025 * ***** END GPL LICENSE BLOCK ***** 00026 */ 00027 00033 #include "node_composite_util.h" 00034 00035 /* **************** MAP VALUE ******************** */ 00036 static bNodeSocketTemplate cmp_node_map_value_in[]= { 00037 { SOCK_FLOAT, 1, "Value", 1.0f, 1.0f, 1.0f, 1.0f, 0.0f, 1.0f, PROP_NONE}, 00038 { -1, 0, "" } 00039 }; 00040 static bNodeSocketTemplate cmp_node_map_value_out[]= { 00041 { SOCK_FLOAT, 0, "Value"}, 00042 { -1, 0, "" } 00043 }; 00044 00045 static void do_map_value(bNode *node, float *out, float *src) 00046 { 00047 TexMapping *texmap= node->storage; 00048 00049 out[0]= (src[0] + texmap->loc[0])*texmap->size[0]; 00050 if(texmap->flag & TEXMAP_CLIP_MIN) 00051 if(out[0]<texmap->min[0]) 00052 out[0]= texmap->min[0]; 00053 if(texmap->flag & TEXMAP_CLIP_MAX) 00054 if(out[0]>texmap->max[0]) 00055 out[0]= texmap->max[0]; 00056 } 00057 00058 static void node_composit_exec_map_value(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out) 00059 { 00060 /* stack order in: valbuf */ 00061 /* stack order out: valbuf */ 00062 if(out[0]->hasoutput==0) return; 00063 00064 /* input no image? then only value operation */ 00065 if(in[0]->data==NULL) { 00066 do_map_value(node, out[0]->vec, in[0]->vec); 00067 } 00068 else { 00069 /* make output size of input image */ 00070 CompBuf *cbuf= in[0]->data; 00071 CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, CB_VAL, 1); /* allocs */ 00072 00073 composit1_pixel_processor(node, stackbuf, in[0]->data, in[0]->vec, do_map_value, CB_VAL); 00074 00075 out[0]->data= stackbuf; 00076 } 00077 } 00078 00079 00080 static void node_composit_init_map_value(bNodeTree *UNUSED(ntree), bNode* node, bNodeTemplate *UNUSED(ntemp)) 00081 { 00082 node->storage= add_tex_mapping(); 00083 } 00084 00085 void register_node_type_cmp_map_value(bNodeTreeType *ttype) 00086 { 00087 static bNodeType ntype; 00088 00089 node_type_base(ttype, &ntype, CMP_NODE_MAP_VALUE, "Map Value", NODE_CLASS_OP_VECTOR, NODE_OPTIONS); 00090 node_type_socket_templates(&ntype, cmp_node_map_value_in, cmp_node_map_value_out); 00091 node_type_size(&ntype, 100, 60, 150); 00092 node_type_init(&ntype, node_composit_init_map_value); 00093 node_type_storage(&ntype, "TexMapping", node_free_standard_storage, node_copy_standard_storage); 00094 node_type_exec(&ntype, node_composit_exec_map_value); 00095 00096 nodeRegisterType(ttype, &ntype); 00097 }