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Pass canvas to 2d/line.cpp plot

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This commit is contained in:
Kp 2016-12-29 03:27:09 +00:00
parent 962912e08a
commit fc7bfac31b
1 changed files with 3 additions and 3 deletions
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6
common/2d/line.cpp
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@ -42,12 +42,12 @@ from "Graphics Gems", Academic Press, 1990
*/
/* non-zero flag indicates the pixels needing EXCHG back. */
static void plot(int x,int y,int flag, const uint8_t color)
#define plot(x,y,f) plot(x,y,f,color)
static void plot(grs_canvas &canvas, int x, int y, int flag, const uint8_t color)
#define plot(x,y,f) plot(*grd_curcanv,x,y,f,color)
{
if (flag)
std::swap(x, y);
gr_upixel(*grd_curcanv, x, y, color);
gr_upixel(canvas, x, y, color);
}
static void gr_hline(grs_canvas &canvas, int x1, int x2, const int y, const uint8_t color)