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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 *****
*/
#include "../CMP_util.h"
/* **************** Flip ******************** */
static bNodeSocketType cmp_node_flip_in[]= {
{ SOCK_RGBA, 1, "Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static bNodeSocketType cmp_node_flip_out[]= {
{ SOCK_RGBA, 0, "Image", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
{ -1, 0, "" }
};
static void node_composit_exec_flip(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out)
{
if(in[0]->data) {
CompBuf *cbuf= in[0]->data;
CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, cbuf->type, 1); /* note, this returns zero'd image */
int i, src_pix, src_width, src_height, srcydelt, outydelt, x, y;
float *srcfp, *outfp;
src_pix= cbuf->type;
src_width= cbuf->x;
src_height= cbuf->y;
srcfp= cbuf->rect;
outfp= stackbuf->rect;
srcydelt= src_width*src_pix;
outydelt= srcydelt;
if(node->custom1) { /*set up output pointer for y flip*/
outfp+= (src_height-1)*outydelt;
outydelt= -outydelt;
}
for(y=0; y<src_height; y++) {
if(node->custom1 == 1) { /* no x flip so just copy line*/
memcpy(outfp, srcfp, sizeof(float) * src_pix * src_width);
srcfp+=srcydelt;
}
else {
outfp += (src_width-1)*src_pix;
for(x=0; x<src_width; x++) {
for(i=0; i<src_pix; i++) {
outfp[i]= srcfp[i];
}
outfp -= src_pix;
srcfp += src_pix;
}
outfp += src_pix;
}
outfp += outydelt;
}
out[0]->data= stackbuf;
}
}
void register_node_type_cmp_flip(ListBase *lb)
{
static bNodeType ntype;
node_type_base(&ntype, CMP_NODE_FLIP, "Flip", NODE_CLASS_DISTORT, NODE_OPTIONS,
cmp_node_flip_in, cmp_node_flip_out);
node_type_size(&ntype, 140, 100, 320);
node_type_exec(&ntype, node_composit_exec_flip);
nodeRegisterType(lb, &ntype);
}
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