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 /* **************** TEXTURE ******************** */ 00036 static bNodeSocketTemplate cmp_node_texture_in[]= { 00037 { SOCK_VECTOR, 1, "Offset", 0.0f, 0.0f, 0.0f, 0.0f, -2.0f, 2.0f, PROP_TRANSLATION}, 00038 { SOCK_VECTOR, 1, "Scale", 1.0f, 1.0f, 1.0f, 1.0f, -10.0f, 10.0f, PROP_XYZ}, 00039 { -1, 0, "" } 00040 }; 00041 static bNodeSocketTemplate cmp_node_texture_out[]= { 00042 { SOCK_FLOAT, 0, "Value"}, 00043 { SOCK_RGBA , 0, "Color"}, 00044 { -1, 0, "" } 00045 }; 00046 00047 /* called without rect allocated */ 00048 static void texture_procedural(CompBuf *cbuf, float *out, float xco, float yco) 00049 { 00050 bNode *node= cbuf->node; 00051 TexResult texres= {0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0, NULL}; 00052 float vec[3], *size, nor[3]={0.0f, 0.0f, 0.0f}, col[4]; 00053 int retval, type= cbuf->procedural_type; 00054 00055 size= cbuf->procedural_size; 00056 00057 vec[0]= size[0]*(xco + cbuf->procedural_offset[0]); 00058 vec[1]= size[1]*(yco + cbuf->procedural_offset[1]); 00059 vec[2]= size[2]*cbuf->procedural_offset[2]; 00060 00061 retval= multitex_ext((Tex *)node->id, vec, NULL, NULL, 0, &texres); 00062 00063 if(type==CB_VAL) { 00064 if(texres.talpha) 00065 col[0]= texres.ta; 00066 else 00067 col[0]= texres.tin; 00068 } 00069 else if(type==CB_RGBA) { 00070 if(texres.talpha) 00071 col[3]= texres.ta; 00072 else 00073 col[3]= texres.tin; 00074 00075 if((retval & TEX_RGB)) { 00076 col[0]= texres.tr; 00077 col[1]= texres.tg; 00078 col[2]= texres.tb; 00079 } 00080 else col[0]= col[1]= col[2]= col[3]; 00081 } 00082 else { 00083 copy_v3_v3(col, nor); 00084 } 00085 00086 typecheck_compbuf_color(out, col, cbuf->type, cbuf->procedural_type); 00087 } 00088 00089 /* texture node outputs get a small rect, to make sure all other nodes accept it */ 00090 /* only the pixel-processor nodes do something with it though */ 00091 static void node_composit_exec_texture(void *data, bNode *node, bNodeStack **in, bNodeStack **out) 00092 { 00093 /* outputs: value, color, normal */ 00094 00095 if(node->id) { 00096 RenderData *rd= data; 00097 short sizex, sizey; 00098 00099 /* first make the preview image */ 00100 CompBuf *prevbuf= alloc_compbuf(140, 140, CB_RGBA, 1); /* alloc */ 00101 00102 prevbuf->rect_procedural= texture_procedural; 00103 prevbuf->node= node; 00104 copy_v3_v3(prevbuf->procedural_offset, in[0]->vec); 00105 copy_v3_v3(prevbuf->procedural_size, in[1]->vec); 00106 prevbuf->procedural_type= CB_RGBA; 00107 composit1_pixel_processor(node, prevbuf, prevbuf, out[0]->vec, do_copy_rgba, CB_RGBA); 00108 00109 generate_preview(data, node, prevbuf); 00110 free_compbuf(prevbuf); 00111 00112 /* texture procedural buffer type doesnt work well, we now render a buffer in scene size */ 00113 sizex = (rd->size*rd->xsch)/100; 00114 sizey = (rd->size*rd->ysch)/100; 00115 00116 if(out[0]->hasoutput) { 00117 CompBuf *stackbuf= alloc_compbuf(sizex, sizey, CB_VAL, 1); /* alloc */ 00118 00119 stackbuf->rect_procedural= texture_procedural; 00120 stackbuf->node= node; 00121 copy_v3_v3(stackbuf->procedural_offset, in[0]->vec); 00122 copy_v3_v3(stackbuf->procedural_size, in[1]->vec); 00123 stackbuf->procedural_type= CB_VAL; 00124 composit1_pixel_processor(node, stackbuf, stackbuf, out[0]->vec, do_copy_value, CB_VAL); 00125 stackbuf->rect_procedural= NULL; 00126 00127 out[0]->data= stackbuf; 00128 } 00129 if(out[1]->hasoutput) { 00130 CompBuf *stackbuf= alloc_compbuf(sizex, sizey, CB_RGBA, 1); /* alloc */ 00131 00132 stackbuf->rect_procedural= texture_procedural; 00133 stackbuf->node= node; 00134 copy_v3_v3(stackbuf->procedural_offset, in[0]->vec); 00135 copy_v3_v3(stackbuf->procedural_size, in[1]->vec); 00136 stackbuf->procedural_type= CB_RGBA; 00137 composit1_pixel_processor(node, stackbuf, stackbuf, out[0]->vec, do_copy_rgba, CB_RGBA); 00138 stackbuf->rect_procedural= NULL; 00139 00140 out[1]->data= stackbuf; 00141 } 00142 } 00143 } 00144 00145 void register_node_type_cmp_texture(bNodeTreeType *ttype) 00146 { 00147 static bNodeType ntype; 00148 00149 node_type_base(ttype, &ntype, CMP_NODE_TEXTURE, "Texture", NODE_CLASS_INPUT, NODE_OPTIONS|NODE_PREVIEW); 00150 node_type_socket_templates(&ntype, cmp_node_texture_in, cmp_node_texture_out); 00151 node_type_size(&ntype, 120, 80, 240); 00152 node_type_exec(&ntype, node_composit_exec_texture); 00153 00154 nodeRegisterType(ttype, &ntype); 00155 }