christoph/lecture-operating-system-development
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update

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churl
2022-06-19 14:05:47 +02:00
parent 529108de8b
commit 0869768ea0
1 changed files with 3 additions and 5 deletions
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6
c_os/devices/LFBgraphics.cc
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@ -152,11 +152,9 @@ void LFBgraphics::drawStraightLine(unsigned int x1, unsigned int y1, unsigned in
} }
} }
// (x1, y1)-------------------------(x2, y1) // (x1, y1)---(x2, y1)
// | | // | |
// | | // (x1, y2)---(x2, y2)
// | |
// (x1, y2)-------------------------(x2, y2)
void LFBgraphics::drawRectangle(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, unsigned int col) { void LFBgraphics::drawRectangle(unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2, unsigned int col) {
this->drawStraightLine(x1, y1, x2, y1, col); this->drawStraightLine(x1, y1, x2, y1, col);
this->drawStraightLine(x2, y1, x2, y2, col); this->drawStraightLine(x2, y1, x2, y2, col);