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blender-archive/source/blender/nodes/intern/CMP_nodes/CMP_curves.c

224 lines
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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., 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"
/* **************** CURVE Time ******************** */
/* custom1 = sfra, custom2 = efra */
static bNodeSocketType cmp_node_time_out[]= {
{ SOCK_VALUE, 0, "Fac", 1.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static void node_composit_exec_curves_time(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order output: fac */
float fac= 0.0f;
if(node->custom1 < node->custom2)
fac= (G.scene->r.cfra - node->custom1)/(float)(node->custom2-node->custom1);
fac= curvemapping_evaluateF(node->storage, 0, fac);
out[0]->vec[0]= CLAMPIS(fac, 0.0f, 1.0f);
}
static int node_composit_buts_curves_time(uiBlock *block, bNodeTree *ntree, bNode *node, rctf *butr)
{
if(block) {
CurveMapping *cumap= node->storage;
short dx= (butr->xmax-butr->xmin)/2;
rctf *curvebutr;
memcpy(&curvebutr, &butr, sizeof(rctf));
curvebutr->ymin += 26;
curvemap_buttons(block, node->storage, 's', B_NODE_EXEC+node->nr, B_REDR, curvebutr);
cumap->flag |= CUMA_DRAW_CFRA;
if(node->custom1<node->custom2)
cumap->black[0]= (float)(CFRA - node->custom1)/(float)(node->custom2-node->custom1);
uiBlockBeginAlign(block);
uiDefButS(block, NUM, B_NODE_EXEC+node->nr, "Sta:",
butr->xmin, butr->ymin-22, dx, 19,
&node->custom1, 1.0, 20000.0, 0, 0, "Start frame");
uiDefButS(block, NUM, B_NODE_EXEC+node->nr, "End:",
butr->xmin+dx, butr->ymin-22, dx, 19,
&node->custom2, 1.0, 20000.0, 0, 0, "End frame");
}
return node->width-NODE_DY;
};
static void node_composit_init_curves_time(bNode* node)
{
node->custom1= G.scene->r.sfra;
node->custom2= G.scene->r.efra;
node->storage= curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f);
}
bNodeType cmp_node_curve_time= {
/* type code */ CMP_NODE_TIME,
/* name */ "Time",
/* width+range */ 140, 100, 320,
/* class+opts */ NODE_CLASS_INPUT, NODE_OPTIONS,
/* input sock */ NULL,
/* output sock */ cmp_node_time_out,
/* storage */ "CurveMapping",
/* execfunc */ node_composit_exec_curves_time,
/* butfunc */ node_composit_buts_curves_time,
node_composit_init_curves_time
};
/* **************** CURVE VEC ******************** */
static bNodeSocketType cmp_node_curve_vec_in[]= {
{ SOCK_VECTOR, 1, "Vector", 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType cmp_node_curve_vec_out[]= {
{ SOCK_VECTOR, 0, "Vector", 0.0f, 0.0f, 1.0f, 1.0f, -1.0f, 1.0f},
{ -1, 0, "" }
};
static void node_composit_exec_curve_vec(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order input: vec */
/* stack order output: vec */
curvemapping_evaluate_premulRGBF(node->storage, out[0]->vec, in[0]->vec);
};
static void node_composit_init_curve_vec(bNode* node)
{
node->storage= curvemapping_add(3, -1.0f, -1.0f, 1.0f, 1.0f);
};
bNodeType cmp_node_curve_vec= {
/* type code */ CMP_NODE_CURVE_VEC,
/* name */ "Vector Curves",
/* width+range */ 200, 140, 320,
/* class+opts */ NODE_CLASS_OP_VECTOR, NODE_OPTIONS,
/* input sock */ cmp_node_curve_vec_in,
/* output sock */ cmp_node_curve_vec_out,
/* storage */ "CurveMapping",
/* execfunc */ node_composit_exec_curve_vec,
/* butfunc */ node_buts_curvevec,
node_composit_init_curve_vec
};
/* **************** CURVE RGB ******************** */
static bNodeSocketType cmp_node_curve_rgb_in[]= {
{ SOCK_VALUE, 1, "Fac", 1.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
{ SOCK_RGBA, 1, "Image", 0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType cmp_node_curve_rgb_out[]= {
{ SOCK_RGBA, 0, "Image", 0.0f, 0.0f, 1.0f, 1.0f, -1.0f, 1.0f},
{ -1, 0, "" }
};
static void do_curves(bNode *node, float *out, float *in)
{
curvemapping_evaluate_premulRGBF(node->storage, out, in);
out[3]= in[3];
}
static void do_curves_fac(bNode *node, float *out, float *in, float *fac)
{
if(*fac>=1.0)
curvemapping_evaluate_premulRGBF(node->storage, out, in);
else if(*fac<=0.0) {
VECCOPY(out, in);
}
else {
float col[4], mfac= 1.0f-*fac;
curvemapping_evaluate_premulRGBF(node->storage, col, in);
out[0]= mfac*in[0] + *fac*col[0];
out[1]= mfac*in[1] + *fac*col[1];
out[2]= mfac*in[2] + *fac*col[2];
}
out[3]= in[3];
}
static void node_composit_exec_curve_rgb(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
{
/* stack order input: fac, image */
/* stack order output: image */
if(out[0]->hasoutput==0)
return;
/* input no image? then only color operation */
if(in[1]->data==NULL) {
curvemapping_evaluateRGBF(node->storage, out[0]->vec, in[1]->vec);
}
else {
/* make output size of input image */
CompBuf *cbuf= in[1]->data;
CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, CB_RGBA, 1); /* allocs */
if(in[0]->data)
composit2_pixel_processor(node, stackbuf, in[1]->data, in[1]->vec, in[0]->data, in[0]->vec, do_curves_fac, CB_RGBA, CB_VAL);
else
composit1_pixel_processor(node, stackbuf, in[1]->data, in[1]->vec, do_curves, CB_RGBA);
out[0]->data= stackbuf;
}
};
static void node_composit_init_curve_rgb(bNode* node)
{
node->storage= curvemapping_add(4, 0.0f, 0.0f, 1.0f, 1.0f);
};
bNodeType cmp_node_curve_rgb= {
/* type code */ CMP_NODE_CURVE_RGB,
/* name */ "RGB Curves",
/* width+range */ 200, 140, 320,
/* class+opts */ NODE_CLASS_OP_COLOR, NODE_OPTIONS,
/* input sock */ cmp_node_curve_rgb_in,
/* output sock */ cmp_node_curve_rgb_out,
/* storage */ "CurveMapping",
/* execfunc */ node_composit_exec_curve_rgb,
/* butfunc */ node_buts_curvecol,
node_composit_init_curve_rgb
};