#include #include /* gint_ghline(): Optimized horizontal line, but not actually optimized */ void gint_ghline(int x1, int x2, int y, int color) { if(x1 > x2) swap(x1, x2); for(int x = x1; x <= x2; x++) dpixel(x, y, color); } /* gint_gvline(): Optimized horizontal line, but not actually optimized */ void gint_gvline(int y1, int y2, int x, int color) { if(y1 > y2) swap(y1, y2); for(int y = y1; y <= y2; y++) dpixel(x, y, color); }