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screendump.c

/**
 * $Id: screendump.c,v 1.8 2004/11/25 12:02:47 ton Exp $
 *
 * ***** BEGIN GPL/BL DUAL 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. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 * Making screendumps.
 */

#include <string.h>

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#ifdef WIN32
#include "BLI_winstuff.h"
#endif

#include "MEM_guardedalloc.h"

#include "BLI_blenlib.h"

#include "IMB_imbuf_types.h"
#include "IMB_imbuf.h"

#include "DNA_screen_types.h"
#include "DNA_space_types.h"

#include "BKE_utildefines.h"
#include "BKE_global.h"
#include "BKE_material.h"
#include "BKE_sca.h"

#include "BIF_gl.h"
#include "BIF_toolbox.h"
#include "BIF_mywindow.h"
#include "BIF_screen.h"
#include "BIF_toets.h"
#include "BIF_interface.h"

#include "BSE_filesel.h"

#include "render.h"
#include "mydevice.h"

static unsigned int *dumprect=0;
static int dumpsx, dumpsy;

void write_screendump(char *name);

void write_screendump(char *name)
{
      ImBuf *ibuf;
      
      if(dumprect) {

            strcpy(G.ima, name);
            BLI_convertstringcode(name, G.sce, G.scene->r.cfra);
            
            if(saveover(name)) {
                  waitcursor(1);
                  
                  ibuf= IMB_allocImBuf(dumpsx, dumpsy, 24, 0, 0);
                  ibuf->rect= dumprect;
                  
                  if(G.scene->r.imtype== R_IRIS) ibuf->ftype= IMAGIC;
                  else if(G.scene->r.imtype==R_IRIZ) ibuf->ftype= IMAGIC;
                  else if(G.scene->r.imtype==R_TARGA) ibuf->ftype= TGA;
                  else if(G.scene->r.imtype==R_RAWTGA) ibuf->ftype= RAWTGA;
                  else if(G.scene->r.imtype==R_PNG) ibuf->ftype= PNG;
                  else if(G.scene->r.imtype==R_HAMX) ibuf->ftype= AN_hamx;
                  else if(ELEM5(G.scene->r.imtype, R_MOVIE, R_AVICODEC, R_AVIRAW, R_AVIJPEG, R_JPEG90)) {
                        ibuf->ftype= JPG|G.scene->r.quality;
                  }
                  else ibuf->ftype= TGA;  
                  
                  if(G.scene->r.planes == 8) IMB_cspace(ibuf, rgb_to_bw);
                  
                  IMB_saveiff(ibuf, name, IB_rect);
                  IMB_freeImBuf(ibuf);
                  
                  waitcursor(0);
            }
            MEM_freeN(dumprect);
            dumprect= 0;
      }
}

/* get dump from frontbuffer */
void BIF_screendump(int fscreen)
{
      extern uiBut *UIbuttip; // interface.c
      static int wasmenu= 0;
      int x=0, y=0;
      char imstr[64];

      if(wasmenu && UIbuttip==NULL) {
            save_image_filesel_str(imstr);
            activate_fileselect(FILE_SPECIAL, imstr, G.ima, write_screendump);
            wasmenu= 0;
            return;
      }
      
      dumpsx= 0;
      dumpsy= 0;
      
      if(dumprect) MEM_freeN(dumprect);
      dumprect= NULL;
      
      if(UIbuttip || (G.qual & LR_SHIFTKEY) || fscreen) {   /* full screen */
            x= 0;
            y= 0;
            
            dumpsx= G.curscreen->sizex;
            dumpsy= G.curscreen->sizey;
            
      } 
      else {
            {     /* a window */
                  //int win= mywinget();

                  //bwin_getsuborigin(win, &x, &y);
                  //bwin_getsize(win, &dumpsx, &dumpsy);
                  x= curarea->totrct.xmin;
                  y= curarea->totrct.ymin;
                  dumpsx= curarea->totrct.xmax-x;
                  dumpsy= curarea->totrct.ymax-y;
            }
      }
      
      if (dumpsx && dumpsy) {
            
            dumprect= MEM_mallocN(sizeof(int)*dumpsx*dumpsy, "dumprect");
            glReadBuffer(GL_FRONT);
            glReadPixels(x, y, dumpsx, dumpsy, GL_RGBA, GL_UNSIGNED_BYTE, dumprect);
            glFinish();
            glReadBuffer(GL_BACK);
            
            if(UIbuttip==NULL) {
                  wasmenu= 0;
                  save_image_filesel_str(imstr);
                  activate_fileselect(FILE_SPECIAL, imstr, G.ima, write_screendump);
            }
            else wasmenu= 1;
      }

}

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