diff options
Diffstat (limited to 'sw/Core/Src/gfx.h')
| -rwxr-xr-x | sw/Core/Src/gfx.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sw/Core/Src/gfx.h b/sw/Core/Src/gfx.h index d5a33ff..28feed5 100755 --- a/sw/Core/Src/gfx.h +++ b/sw/Core/Src/gfx.h @@ -71,7 +71,7 @@ void vline(int x1, int y1, int y2, int c) { } else { *dst |= b1 & mask; dst += W; - for (; --n; dst += W) + if (--n) for (; --n; dst += W) *dst |= mask; *dst |= b2 & mask; } @@ -81,7 +81,7 @@ void vline(int x1, int y1, int y2, int c) { } else { *dst &= ~b1; dst += W; - for (; --n; dst += W) + if (--n) for (; --n; dst += W) *dst = 0; *dst &= ~b2; } |