trigonColor function
Implementation
int trigonColor(Pointer<SdlRenderer> renderer, int x1, int y1, int x2, int y2,
int x3, int y3, int color) {
var vx = calloc<Int16>(3);
var vy = calloc<Int16>(3);
vx[0] = x1;
vx[1] = x2;
vx[2] = x3;
vy[0] = y1;
vy[1] = y2;
vy[2] = y3;
var result = polygonColor(renderer, vx, vy, 3, color);
calloc.free(vx);
calloc.free(vy);
return result;
}