diff options
Diffstat (limited to 'source/blender/nodes/composite/nodes/node_composite_texture.c')
| -rw-r--r-- | source/blender/nodes/composite/nodes/node_composite_texture.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/source/blender/nodes/composite/nodes/node_composite_texture.c b/source/blender/nodes/composite/nodes/node_composite_texture.c new file mode 100644 index 00000000000..bdeef74c617 --- /dev/null +++ b/source/blender/nodes/composite/nodes/node_composite_texture.c @@ -0,0 +1,160 @@ +/* + * $Id: CMP_texture.c 36593 2011-05-10 11:19:26Z lukastoenne $ + * + * ***** 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) 2006 Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +/** \file blender/nodes/composite/nodes/node_composite_texture.c + * \ingroup cmpnodes + */ + + +#include "node_composite_util.h" + +/* **************** TEXTURE ******************** */ +static bNodeSocketTemplate cmp_node_texture_in[]= { + { SOCK_VECTOR, 1, "Offset", 0.0f, 0.0f, 0.0f, 0.0f, -2.0f, 2.0f, PROP_TRANSLATION}, + { SOCK_VECTOR, 1, "Scale", 1.0f, 1.0f, 1.0f, 1.0f, -10.0f, 10.0f, PROP_XYZ}, + { -1, 0, "" } +}; +static bNodeSocketTemplate cmp_node_texture_out[]= { + { SOCK_FLOAT, 0, "Value"}, + { SOCK_RGBA , 0, "Color"}, + { -1, 0, "" } +}; + +/* called without rect allocated */ +static void texture_procedural(CompBuf *cbuf, float *out, float xco, float yco) +{ + bNode *node= cbuf->node; + TexResult texres= {0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0, NULL}; + float vec[3], *size, nor[3]={0.0f, 0.0f, 0.0f}, col[4]; + int retval, type= cbuf->procedural_type; + + size= cbuf->procedural_size; + + vec[0]= size[0]*(xco + cbuf->procedural_offset[0]); + vec[1]= size[1]*(yco + cbuf->procedural_offset[1]); + vec[2]= size[2]*cbuf->procedural_offset[2]; + + retval= multitex_ext((Tex *)node->id, vec, NULL, NULL, 0, &texres); + + if(type==CB_VAL) { + if(texres.talpha) + col[0]= texres.ta; + else + col[0]= texres.tin; + } + else if(type==CB_RGBA) { + if(texres.talpha) + col[3]= texres.ta; + else + col[3]= texres.tin; + + if((retval & TEX_RGB)) { + col[0]= texres.tr; + col[1]= texres.tg; + col[2]= texres.tb; + } + else col[0]= col[1]= col[2]= col[3]; + } + else { + VECCOPY(col, nor); + } + + typecheck_compbuf_color(out, col, cbuf->type, cbuf->procedural_type); +} + +/* texture node outputs get a small rect, to make sure all other nodes accept it */ +/* only the pixel-processor nodes do something with it though */ +static void node_composit_exec_texture(void *data, bNode *node, bNodeStack **in, bNodeStack **out) +{ + /* outputs: value, color, normal */ + + if(node->id) { + RenderData *rd= data; + short sizex, sizey; + + /* first make the preview image */ + CompBuf *prevbuf= alloc_compbuf(140, 140, CB_RGBA, 1); /* alloc */ + + prevbuf->rect_procedural= texture_procedural; + prevbuf->node= node; + VECCOPY(prevbuf->procedural_offset, in[0]->vec); + VECCOPY(prevbuf->procedural_size, in[1]->vec); + prevbuf->procedural_type= CB_RGBA; + composit1_pixel_processor(node, prevbuf, prevbuf, out[0]->vec, do_copy_rgba, CB_RGBA); + + generate_preview(data, node, prevbuf); + free_compbuf(prevbuf); + + /* texture procedural buffer type doesnt work well, we now render a buffer in scene size */ + sizex = (rd->size*rd->xsch)/100; + sizey = (rd->size*rd->ysch)/100; + + if(out[0]->hasoutput) { + CompBuf *stackbuf= alloc_compbuf(sizex, sizey, CB_VAL, 1); /* alloc */ + + stackbuf->rect_procedural= texture_procedural; + stackbuf->node= node; + VECCOPY(stackbuf->procedural_offset, in[0]->vec); + VECCOPY(stackbuf->procedural_size, in[1]->vec); + stackbuf->procedural_type= CB_VAL; + composit1_pixel_processor(node, stackbuf, stackbuf, out[0]->vec, do_copy_value, CB_VAL); + stackbuf->rect_procedural= NULL; + + out[0]->data= stackbuf; + } + if(out[1]->hasoutput) { + CompBuf *stackbuf= alloc_compbuf(sizex, sizey, CB_RGBA, 1); /* alloc */ + + stackbuf->rect_procedural= texture_procedural; + stackbuf->node= node; + VECCOPY(stackbuf->procedural_offset, in[0]->vec); + VECCOPY(stackbuf->procedural_size, in[1]->vec); + stackbuf->procedural_type= CB_RGBA; + composit1_pixel_processor(node, stackbuf, stackbuf, out[0]->vec, do_copy_rgba, CB_RGBA); + stackbuf->rect_procedural= NULL; + + out[1]->data= stackbuf; + } + } +} + +void register_node_type_cmp_texture(ListBase *lb) +{ + static bNodeType ntype; + + node_type_base(&ntype, CMP_NODE_TEXTURE, "Texture", NODE_CLASS_INPUT, NODE_OPTIONS|NODE_PREVIEW); + node_type_socket_templates(&ntype, cmp_node_texture_in, cmp_node_texture_out); + node_type_size(&ntype, 120, 80, 240); + node_type_exec(&ntype, node_composit_exec_texture); + + nodeRegisterType(lb, &ntype); +} + + + |