[Scummvm-cvs-logs] CVS: scummvm/scumm gfx.cpp,2.92,2.93

[Max Horn]

Update of /cvsroot/scummvm/scummvm/scumm
In directory sc8-pr-cvs1:/tmp/cvs-serv8678

Modified Files:
	gfx.cpp 
Log Message:
added a hack to draw z masks onto the screen (useful to debug potential z masking bugs, like bug #724685)

Index: gfx.cpp
===================================================================
RCS file: /cvsroot/scummvm/scummvm/scumm/gfx.cpp,v
retrieving revision 2.92
retrieving revision 2.93
diff -u -d -r2.92 -r2.93
--- gfx.cpp	11 May 2003 11:27:19 -0000	2.92
+++ gfx.cpp	12 May 2003 20:33:47 -0000	2.93
@@ -1166,6 +1166,26 @@
 				}
 			}
 		}
+		
+#if 0
+		// HACK: blit mask(s) onto normal screen. Useful to debug masking 
+		for (i = 0; i < numzbuf; i++) {
+			mask_ptr = _vm->getResourceAddress(rtBuffer, 9) + y * _numStrips + x + _imgBufOffs[i];
+			byte *dst = backbuff_ptr;
+			byte *dst2 = bgbak_ptr;
+			for (int h = 0; h < height; h++) {
+				int maskbits = *mask_ptr;
+				for (int j = 0; j < 8; j++) {
+					if (maskbits & 0x80)
+						dst[j] = dst2[j] = 12+i;
+					maskbits <<= 1;
+				}
+				dst += _vm->_screenWidth;
+				dst2 += _vm->_screenWidth;
+				mask_ptr += _numStrips;
+			}
+		}
+#endif
 
 next_iter:
 		CHECK_HEAP;