diff options
Diffstat (limited to 'source/blender/nodes/intern/CMP_nodes/CMP_mixrgb.c')
| -rw-r--r-- | source/blender/nodes/intern/CMP_nodes/CMP_mixrgb.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_mixrgb.c b/source/blender/nodes/intern/CMP_nodes/CMP_mixrgb.c new file mode 100644 index 00000000000..f02a73da4c0 --- /dev/null +++ b/source/blender/nodes/intern/CMP_nodes/CMP_mixrgb.c @@ -0,0 +1,91 @@ +/** + * $Id$ + * + * ***** 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" + +/* **************** MIX RGB ******************** */ +static bNodeSocketType cmp_node_mix_rgb_in[]= { + { SOCK_VALUE, 1, "Fac", 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 5.0f}, + { SOCK_RGBA, 1, "Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f}, + { SOCK_RGBA, 1, "Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; +static bNodeSocketType cmp_node_mix_rgb_out[]= { + { SOCK_RGBA, 0, "Image", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f}, + { -1, 0, "" } +}; + +static void do_mix_rgb(bNode *node, float *out, float *in1, float *in2, float *fac) +{ + float col[3]; + + VECCOPY(col, in1); + if(node->custom2) + ramp_blend(node->custom1, col, col+1, col+2, in2[3]*fac[0], in2); + else + ramp_blend(node->custom1, col, col+1, col+2, fac[0], in2); + VECCOPY(out, col); + out[3]= in1[3]; +} + +static void node_composit_exec_mix_rgb(void *data, bNode *node, bNodeStack **in, bNodeStack **out) +{ + /* stack order in: fac, Image, Image */ + /* stack order out: Image */ + float *fac= in[0]->vec; + + if(out[0]->hasoutput==0) return; + + /* input no image? then only color operation */ + if(in[1]->data==NULL && in[2]->data==NULL) { + do_mix_rgb(node, out[0]->vec, in[1]->vec, in[2]->vec, fac); + } + else { + /* make output size of first available input image */ + CompBuf *cbuf= in[1]->data?in[1]->data:in[2]->data; + CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, CB_RGBA, 1); /* allocs */ + + composit3_pixel_processor(node, stackbuf, in[1]->data, in[1]->vec, in[2]->data, in[2]->vec, in[0]->data, fac, do_mix_rgb, CB_RGBA, CB_RGBA, CB_VAL); + + out[0]->data= stackbuf; + } +} + +/* custom1 = mix type */ +bNodeType cmp_node_mix_rgb= { + /* type code */ CMP_NODE_MIX_RGB, + /* name */ "Mix", + /* width+range */ 80, 60, 120, + /* class+opts */ NODE_CLASS_OP_COLOR, NODE_OPTIONS, + /* input sock */ cmp_node_mix_rgb_in, + /* output sock */ cmp_node_mix_rgb_out, + /* storage */ "", + /* execfunc */ node_composit_exec_mix_rgb, + /* butfunc */ node_buts_mix_rgb + +}; |