100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
/*
|
|
* $Id$
|
|
*
|
|
* ***** 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., 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/intern/CMP_nodes/CMP_mixrgb.c
|
|
* \ingroup cmpnodes
|
|
*/
|
|
|
|
#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;
|
|
|
|
generate_preview(data, node, out[0]->data);
|
|
}
|
|
}
|
|
|
|
/* custom1 = mix type */
|
|
void register_node_type_cmp_mix_rgb(ListBase *lb)
|
|
{
|
|
static bNodeType ntype;
|
|
|
|
node_type_base(&ntype, CMP_NODE_MIX_RGB, "Mix", NODE_CLASS_OP_COLOR, NODE_PREVIEW|NODE_OPTIONS,
|
|
cmp_node_mix_rgb_in, cmp_node_mix_rgb_out);
|
|
node_type_size(&ntype, 110, 60, 120);
|
|
node_type_label(&ntype, node_blend_label);
|
|
node_type_exec(&ntype, node_composit_exec_mix_rgb);
|
|
|
|
nodeRegisterType(lb, &ntype);
|
|
}
|
|
|