107 lines
2.8 KiB
C
107 lines
2.8 KiB
C
/*
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* $Id$
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2006 Blender Foundation.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file blender/nodes/intern/CMP_nodes/CMP_flip.c
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* \ingroup cmpnodes
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*/
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#include "../CMP_util.h"
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/* **************** Flip ******************** */
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static bNodeSocketType cmp_node_flip_in[]= {
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{ SOCK_RGBA, 1, "Image", 0.8f, 0.8f, 0.8f, 1.0f, 0.0f, 1.0f},
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{ -1, 0, "" }
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};
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static bNodeSocketType cmp_node_flip_out[]= {
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{ SOCK_RGBA, 0, "Image", 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
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{ -1, 0, "" }
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};
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static void node_composit_exec_flip(void *UNUSED(data), bNode *node, bNodeStack **in, bNodeStack **out)
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{
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if(in[0]->data) {
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CompBuf *cbuf= in[0]->data;
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CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, cbuf->type, 1); /* note, this returns zero'd image */
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int i, src_pix, src_width, src_height, srcydelt, outydelt, x, y;
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float *srcfp, *outfp;
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src_pix= cbuf->type;
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src_width= cbuf->x;
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src_height= cbuf->y;
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srcfp= cbuf->rect;
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outfp= stackbuf->rect;
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srcydelt= src_width*src_pix;
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outydelt= srcydelt;
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if(node->custom1) { /*set up output pointer for y flip*/
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outfp+= (src_height-1)*outydelt;
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outydelt= -outydelt;
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}
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for(y=0; y<src_height; y++) {
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if(node->custom1 == 1) { /* no x flip so just copy line*/
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memcpy(outfp, srcfp, sizeof(float) * src_pix * src_width);
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srcfp+=srcydelt;
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}
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else {
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outfp += (src_width-1)*src_pix;
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for(x=0; x<src_width; x++) {
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for(i=0; i<src_pix; i++) {
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outfp[i]= srcfp[i];
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}
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outfp -= src_pix;
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srcfp += src_pix;
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}
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outfp += src_pix;
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}
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outfp += outydelt;
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}
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out[0]->data= stackbuf;
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}
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}
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void register_node_type_cmp_flip(ListBase *lb)
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{
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static bNodeType ntype;
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node_type_base(&ntype, CMP_NODE_FLIP, "Flip", NODE_CLASS_DISTORT, NODE_OPTIONS,
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cmp_node_flip_in, cmp_node_flip_out);
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node_type_size(&ntype, 140, 100, 320);
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node_type_exec(&ntype, node_composit_exec_flip);
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nodeRegisterType(lb, &ntype);
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}
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