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Viewing changes to source/blender/nodes/intern/CMP_nodes/CMP_viewer.c

  • Committer: Bazaar Package Importer
  • Author(s): Florian Ernst
  • Date: 2007-05-17 11:47:59 UTC
  • mfrom: (1.2.6 upstream)
  • Revision ID: james.westby@ubuntu.com-20070517114759-yp4ybrnhp2u7pk66
Tags: 2.44-1
* New upstream release.
* Drop debian/patches/01_64bits_stupidity, not needed anymore: as of this
  version blender is 64 bits safe again. Adjust README.Debian accordingly.

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source/blender/nodes/intern/CMP_nodes/CMP_viewer.c
 
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/**
 
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 * $Id: CMP_viewer.c,v 1.4 2007/04/04 13:58:10 jesterking Exp $
 
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 *
 
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 * ***** BEGIN GPL LICENSE BLOCK *****
 
5
 *
 
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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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, 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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#include "../CMP_util.h"
 
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/* **************** VIEWER ******************** */
 
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static bNodeSocketType cmp_node_viewer_in[]= {
 
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        {       SOCK_RGBA, 1, "Image",          0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f},
 
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        {       SOCK_VALUE, 1, "Alpha",         1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f},
 
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        {       SOCK_VALUE, 1, "Z",                     1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f},
 
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        {       -1, 0, ""       }
 
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};
 
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static void node_composit_exec_viewer(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
 
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{
 
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        /* image assigned to output */
 
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        /* stack order input sockets: col, alpha, z */
 
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        if(node->id && (node->flag & NODE_DO_OUTPUT)) { /* only one works on out */
 
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                RenderData *rd= data;
 
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                Image *ima= (Image *)node->id;
 
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                ImBuf *ibuf;
 
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                CompBuf *cbuf, *tbuf;
 
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                int rectx, recty;
 
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                BKE_image_user_calc_imanr(node->storage, rd->cfra, 0);
 
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                /* always returns for viewer image, but we check nevertheless */
 
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                ibuf= BKE_image_get_ibuf(ima, node->storage);
 
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                if(ibuf==NULL) {
 
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                        printf("node_composit_exec_viewer error\n");
 
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                        return;
 
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                }
 
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                /* free all in ibuf */
 
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                imb_freerectImBuf(ibuf);
 
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                imb_freerectfloatImBuf(ibuf);
 
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                IMB_freezbuffloatImBuf(ibuf);
 
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                /* get size */
 
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                tbuf= in[0]->data?in[0]->data:(in[1]->data?in[1]->data:in[2]->data);
 
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                if(tbuf==NULL) {
 
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                        rectx= 320; recty= 256;
 
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                }
 
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                else {
 
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                        rectx= tbuf->x;
 
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                        recty= tbuf->y;
 
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                }
 
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                /* make ibuf, and connect to ima */
 
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                ibuf->x= rectx;
 
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                ibuf->y= recty;
 
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                imb_addrectfloatImBuf(ibuf);
 
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                ima->ok= IMA_OK_LOADED;
 
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                /* now we combine the input with ibuf */
 
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                cbuf= alloc_compbuf(rectx, recty, CB_RGBA, 0);  /* no alloc*/
 
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                cbuf->rect= ibuf->rect_float;
 
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                /* when no alpha, we can simply copy */
 
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                if(in[1]->data==NULL) {
 
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                        composit1_pixel_processor(node, cbuf, in[0]->data, in[0]->vec, do_copy_rgba, CB_RGBA);
 
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                }
 
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                else
 
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                        composit2_pixel_processor(node, cbuf, in[0]->data, in[0]->vec, in[1]->data, in[1]->vec, do_copy_a_rgba, CB_RGBA, CB_VAL);
 
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                /* zbuf option */
 
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                if(in[2]->data) {
 
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                        CompBuf *zbuf= alloc_compbuf(rectx, recty, CB_VAL, 1);
 
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                        ibuf->zbuf_float= zbuf->rect;
 
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                        ibuf->mall |= IB_zbuffloat;
 
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                        composit1_pixel_processor(node, zbuf, in[2]->data, in[2]->vec, do_copy_value, CB_VAL);
 
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                        /* free compbuf, but not the rect */
 
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                        zbuf->malloc= 0;
 
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                        free_compbuf(zbuf);
 
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                }
 
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                generate_preview(node, cbuf);
 
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                free_compbuf(cbuf);
 
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        }
 
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        else if(in[0]->data) {
 
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                generate_preview(node, in[0]->data);
 
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        }
 
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}
 
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static void node_composit_init_viewer(bNode* node)
 
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{
 
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   ImageUser *iuser= MEM_callocN(sizeof(ImageUser), "node image user");
 
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   node->storage= iuser;
 
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   iuser->sfra= 1;
 
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   iuser->fie_ima= 2;
 
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   iuser->ok= 1;
 
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}
 
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bNodeType cmp_node_viewer= {
 
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        /* *next,*prev */       NULL, NULL,
 
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        /* type code   */       CMP_NODE_VIEWER,
 
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        /* name        */       "Viewer",
 
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        /* width+range */       80, 60, 200,
 
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        /* class+opts  */       NODE_CLASS_OUTPUT, NODE_PREVIEW,
 
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        /* input sock  */       cmp_node_viewer_in,
 
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        /* output sock */       NULL,
 
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        /* storage     */       "ImageUser",
 
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        /* execfunc    */       node_composit_exec_viewer,
 
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        /* butfunc     */       NULL,
 
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        /* initfunc    */       node_composit_init_viewer,
 
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        /* freestoragefunc    */        node_free_standard_storage,
 
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        /* copystoragefunc    */        node_copy_standard_storage,
 
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        /* id          */       NULL
 
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};
 
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