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/*
* $Id$
*
* ***** 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_sepcombHSVA.c
* \ingroup cmpnodes
*/
#include "../CMP_util.h"
/* **************** SEPARATE HSVA ******************** */
static bNodeSocketType cmp_node_sephsva_in[]= {
{ SOCK_RGBA, 1, "Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType cmp_node_sephsva_out[]= {
{ SOCK_VALUE, 0, "H", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 0, "S", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 0, "V", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 0, "A", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static void do_sephsva(bNode *UNUSED(node), float *out, float *in)
{
float h, s, v;
rgb_to_hsv(in[0], in[1], in[2], &h, &s, &v);
out[0]= h;
out[1]= s;
out[2]= v;
out[3]= in[3];
}
static void node_composit_exec_sephsva(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order out: bw channels */
/* stack order in: col */
/* input no image? then only color operation */
if(in[0]->data==NULL) {
float h, s, v;
rgb_to_hsv(in[0]->vec[0], in[0]->vec[1], in[0]->vec[2], &h, &s, &v);
out[0]->vec[0] = h;
out[1]->vec[0] = s;
out[2]->vec[0] = v;
out[3]->vec[0] = in[0]->vec[3];
}
else if ((out[0]->hasoutput) || (out[1]->hasoutput) || (out[2]->hasoutput) || (out[3]->hasoutput)) {
/* create new buffer so input buffer doesn't get corrupted */
CompBuf *cbuf= dupalloc_compbuf(in[0]->data);
CompBuf *cbuf2= typecheck_compbuf(cbuf, CB_RGBA);
/* convert the RGB stackbuf to an HSV representation */
composit1_pixel_processor(node, cbuf2, cbuf2, in[0]->vec, do_sephsva, CB_RGBA);
/* separate each of those channels */
if(out[0]->hasoutput)
out[0]->data= valbuf_from_rgbabuf(cbuf2, CHAN_R);
if(out[1]->hasoutput)
out[1]->data= valbuf_from_rgbabuf(cbuf2, CHAN_G);
if(out[2]->hasoutput)
out[2]->data= valbuf_from_rgbabuf(cbuf2, CHAN_B);
if(out[3]->hasoutput)
out[3]->data= valbuf_from_rgbabuf(cbuf2, CHAN_A);
/*not used anymore */
if(cbuf2!=cbuf)
free_compbuf(cbuf2);
free_compbuf(cbuf);
}
}
void register_node_type_cmp_sephsva(ListBase *lb)
{
static bNodeType ntype;
node_type_base(&ntype, CMP_NODE_SEPHSVA, "Separate HSVA", NODE_CLASS_CONVERTOR, 0,
cmp_node_sephsva_in, cmp_node_sephsva_out);
node_type_size(&ntype, 80, 40, 140);
node_type_exec(&ntype, node_composit_exec_sephsva);
nodeRegisterType(lb, &ntype);
}
/* **************** COMBINE HSVA ******************** */
static bNodeSocketType cmp_node_combhsva_in[]= {
{ SOCK_VALUE, 1, "H", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 1, "S", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 1, "V", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ SOCK_VALUE, 1, "A", 1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType cmp_node_combhsva_out[]= {
{ SOCK_RGBA, 0, "Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static void do_comb_hsva(bNode *UNUSED(node), float *out, float *in1, float *in2, float *in3, float *in4)
{
float r,g,b;
hsv_to_rgb(in1[0], in2[0], in3[0], &r, &g, &b);
out[0] = r;
out[1] = g;
out[2] = b;
out[3] = in4[0];
}
static void node_composit_exec_combhsva(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order out: 1 rgba channels */
/* stack order in: 4 value channels */
/* input no image? then only color operation */
if((in[0]->data==NULL) && (in[1]->data==NULL) && (in[2]->data==NULL) && (in[3]->data==NULL)) {
out[0]->vec[0] = in[0]->vec[0];
out[0]->vec[1] = in[1]->vec[0];
out[0]->vec[2] = in[2]->vec[0];
out[0]->vec[3] = in[3]->vec[0];
}
else {
/* make output size of first available input image */
CompBuf *cbuf;
CompBuf *stackbuf;
/* allocate a CompBuf the size of the first available input */
if (in[0]->data) cbuf = in[0]->data;
else if (in[1]->data) cbuf = in[1]->data;
else if (in[2]->data) cbuf = in[2]->data;
else cbuf = in[3]->data;
stackbuf = alloc_compbuf(cbuf->x, cbuf->y, CB_RGBA, 1); /* allocs */
composit4_pixel_processor(node, stackbuf, in[0]->data, in[0]->vec, in[1]->data, in[1]->vec,
in[2]->data, in[2]->vec, in[3]->data, in[3]->vec,
do_comb_hsva, CB_VAL, CB_VAL, CB_VAL, CB_VAL);
out[0]->data= stackbuf;
}
}
void register_node_type_cmp_combhsva(ListBase *lb)
{
static bNodeType ntype;
node_type_base(&ntype, CMP_NODE_COMBHSVA, "Combine HSVA", NODE_CLASS_CONVERTOR, NODE_OPTIONS,
cmp_node_combhsva_in, cmp_node_combhsva_out);
node_type_size(&ntype, 80, 40, 140);
node_type_exec(&ntype, node_composit_exec_combhsva);
nodeRegisterType(lb, &ntype);
}
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