diff options
Diffstat (limited to 'src/graphics.c')
| -rw-r--r-- | src/graphics.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/src/graphics.c b/src/graphics.c index 252033f..72cf11c 100644 --- a/src/graphics.c +++ b/src/graphics.c @@ -1689,12 +1689,29 @@ void xor_rect(pixel *vid, int x, int y, int w, int h) for (i=0; i<w; i+=2) { xor_pixel(x+i, y, vid); - xor_pixel(x+i, y+h-1, vid); } + if (h != 1) + { + if (h%2 == 1) i = 2; + else i = 1; + for (; i<w; i+=2) + { + xor_pixel(x+i, y+h-1, vid); + } + } + for (i=2; i<h; i+=2) { xor_pixel(x, y+i, vid); - xor_pixel(x+w-1, y+i, vid); + } + if (w != 1) + { + if (w%2 == 1) i = 2; + else i = 1; + for (; i<h-1; i+=2) + { + xor_pixel(x+w-1, y+i, vid); + } } } |