diff options
-rw-r--r-- | gfx.c | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -115,6 +115,8 @@ void GfxScroll(int left, int top, int width, int height, int xo, int yo) { void GfxFillRect(int left, int top, int right, int bottom, int color) { DrawPixelInfo *dpi = _cur_dpi; byte *dst,*ctab; + const int otop = top; + const int oleft = left; if (dpi->zoom != 0) return; @@ -159,15 +161,13 @@ void GfxFillRect(int left, int top, int right, int bottom, int color) { } while (--bottom); } } else { - byte bo = 0; + byte bo = (oleft - left + dpi->left + otop - top + dpi->top) & 1; do { int i; - byte b = (bo^=1); - for(i=0; i!=right;i++) - if ((b^=1) != 0) - dst[i] = (byte)color; + for (i = (bo ^= 1); i < right; i += 2) + dst[i] = (byte)color; dst += dpi->pitch; - } while (--bottom); + } while (--bottom > 0); } } |