diff options
author | Robert Holcomb <bob_holcomb@hotmail.com> | 2007-03-24 09:57:29 +0300 |
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committer | Robert Holcomb <bob_holcomb@hotmail.com> | 2007-03-24 09:57:29 +0300 |
commit | 611d1c523c6872e048ba0f379d116d727a756e1e (patch) | |
tree | f6624b8fd1d4d9bb4cef9da2710dfc1ec6bce67a /source/blender/nodes/intern/CMP_nodes/CMP_idMask.c | |
parent | f4c816869c8a9240eb6ed9abef194c4887256df2 (diff) |
Initial commit. Not in build system so shouldn't interfere with anything at this point. Will commit modified versions of existing files once build system is tested.
Diffstat (limited to 'source/blender/nodes/intern/CMP_nodes/CMP_idMask.c')
-rw-r--r-- | source/blender/nodes/intern/CMP_nodes/CMP_idMask.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_idMask.c b/source/blender/nodes/intern/CMP_nodes/CMP_idMask.c new file mode 100644 index 00000000000..312b32a577b --- /dev/null +++ b/source/blender/nodes/intern/CMP_nodes/CMP_idMask.c @@ -0,0 +1,109 @@ +/** + * $Id$ + * + * ***** 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 ***** + */ + +#include "../CMP_util.h" + + +/* **************** ID Mask ******************** */ + +static bNodeSocketType cmp_node_idmask_in[]= { + { SOCK_VALUE, 1, "ID value", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; +static bNodeSocketType cmp_node_idmask_out[]= { + { SOCK_VALUE, 0, "Alpha", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; + +/* stackbuf should be zeroed */ +static void do_idmask(CompBuf *stackbuf, CompBuf *cbuf, float idnr) +{ + float *rect; + int x; + char *abuf= MEM_mapallocN(cbuf->x*cbuf->y, "anti ali buf"); + + rect= cbuf->rect; + for(x= cbuf->x*cbuf->y - 1; x>=0; x--) + if(rect[x]==idnr) + abuf[x]= 255; + + antialias_tagbuf(cbuf->x, cbuf->y, abuf); + + rect= stackbuf->rect; + for(x= cbuf->x*cbuf->y - 1; x>=0; x--) + if(abuf[x]>1) + rect[x]= (1.0f/255.0f)*(float)abuf[x]; + + MEM_freeN(abuf); +} + +static void node_composit_exec_idmask(void *data, bNode *node, bNodeStack **in, bNodeStack **out) +{ + if(out[0]->hasoutput==0) + return; + + if(in[0]->data) { + CompBuf *cbuf= in[0]->data; + CompBuf *stackbuf; + + if(cbuf->type!=CB_VAL) + return; + + stackbuf= alloc_compbuf(cbuf->x, cbuf->y, CB_VAL, 1); /* allocs */; + + do_idmask(stackbuf, cbuf, (float)node->custom1); + + out[0]->data= stackbuf; + } +} + + +static int node_composit_buts_id_mask(uiBlock *block, bNodeTree *ntree, bNode *node, rctf *butr) +{ + if(block) { + uiDefButS(block, NUM, B_NODE_EXEC+node->nr, "ID:", + butr->xmin, butr->ymin, butr->xmax-butr->xmin, 20, + &node->custom1, 0, 10000, 0, 0, "Pass Index number to convert to Alpha"); + } + return 20; +} + +bNodeType cmp_node_idmask= { + /* type code */ CMP_NODE_ID_MASK, + /* name */ "ID Mask", + /* width+range */ 140, 100, 320, + /* class+opts */ NODE_CLASS_CONVERTOR, NODE_OPTIONS, + /* input sock */ cmp_node_idmask_in, + /* output sock */ cmp_node_idmask_out, + /* storage */ "", + /* execfunc */ node_composit_exec_idmask, + /* butfunc */ node_composit_buts_id_mask +}; + + |