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(svn r10837) -Fix [FS#1102]: DrawLine didn't bound-check the first pixel that was drawn (frosch)

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truelight
2007-08-10 13:11:53 +00:00
parent 61b21547e8
commit 6771f5ca20
2 changed files with 2 additions and 2 deletions
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2
src/blitter/32bpp_base.cpp
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@@ -56,7 +56,7 @@ void Blitter_32bppBase::DrawLine(void *video, int x, int y, int x2, int y2, int
stepx = 1; stepx = 1;
} }
this->SetPixel(video, x, y, color); if (x > 0 && y > 0 && x < screen_width && y < screen_height) this->SetPixel(video, x, y, color);
if (dx > dy) { if (dx > dy) {
frac = dy - (dx / 2); frac = dy - (dx / 2);
while (x != x2) { while (x != x2) {

2
src/blitter/8bpp_base.cpp
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@@ -60,7 +60,7 @@ void Blitter_8bppBase::DrawLine(void *video, int x, int y, int x2, int y2, int s
stepx = 1; stepx = 1;
} }
this->SetPixel(video, x, y, color); if (x > 0 && y > 0 && x < screen_width && y < screen_height) this->SetPixel(video, x, y, color);
if (dx > dy) { if (dx > dy) {
frac = dy - (dx / 2); frac = dy - (dx / 2);
while (x != x2) { while (x != x2) {