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@ -33,56 +33,6 @@ void Blitter_8bppBase::SetHorizontalLine(void *video, int width, uint8 color)
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memset(video, color, width);
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}
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void Blitter_8bppBase::DrawLine(void *video, int x, int y, int x2, int y2, uint8 color)
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{
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int dy;
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int dx;
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int stepx;
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int stepy;
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int frac;
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dy = (y2 - y) * 2;
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if (dy < 0) {
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dy = -dy;
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stepy = -1;
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} else {
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stepy = 1;
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}
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dx = (x2 - x) * 2;
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if (dx < 0) {
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dx = -dx;
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stepx = -1;
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} else {
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stepx = 1;
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}
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this->SetPixel(video, x, y, color);
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if (dx > dy) {
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frac = dy - (dx / 2);
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while (x != x2) {
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if (frac >= 0) {
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y += stepy;
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frac -= dx;
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}
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x += stepx;
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frac += dy;
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this->SetPixel(video, x, y, color);
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}
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} else {
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frac = dx - (dy / 2);
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while (y != y2) {
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if (frac >= 0) {
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x += stepx;
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frac -= dy;
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}
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y += stepy;
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frac += dx;
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this->SetPixel(video, x, y, color);
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}
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}
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}
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void Blitter_8bppBase::CopyFromBuffer(void *video, const void *src, int width, int height, int src_pitch)
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{
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int direction = (height < 0) ? -1 : 1;
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