# include <simgear_config.h>
#endif
-#if defined(__CYGWIN__) /* && !defined(USING_X) */
-#define WIN32
-#endif
-
-#if defined(WIN32) /* MINGW and MSC predefine WIN32 */
+#ifdef WIN32
# include <windows.h>
#endif
for (k = 0; k < RGB3; k++)
ibuffer[q++] = (unsigned char)
*(buffer + (pixelSize*((win_height-1-i)*win_width+j)+k));
- fwrite(ibuffer, sizeof(unsigned char), RGB3*win_width*win_height, fp);
+ int written = fwrite(ibuffer, sizeof(unsigned char), RGB3*win_width*win_height, fp);
fclose(fp);
free(ibuffer);
+ if ( written != RGB3*win_width*win_height )
+ {
+ printf("Warning: failed to write %s. File truncated.\n", filename);
+ return false;
+ }
+
printf("wrote file '%s' (%d x %d pixels, %d bytes)\n",
filename, win_width, win_height, RGB3*win_width*win_height);
return true;
}
-// dump the screen buffer to a png file
+// dump the screen buffer to a png file, returns true on success
bool sg_glDumpWindow(const char *filename, int win_width, int win_height) {
osg::ref_ptr<osg::Image> img(new osg::Image);
img->readPixels(0,0, win_width, win_height, GL_RGB, GL_UNSIGNED_BYTE);
- osgDB::writeImageFile(*img, filename);
- return true;
+ return osgDB::writeImageFile(*img, filename);
}