colorOverlay static method
Implementation
static List<double> colorOverlay(
double r,
double g,
double b,
double scale,
) {
double invScale = 1 - scale;
return [
invScale,
0,
0,
0,
-r * scale,
0,
invScale,
0,
0,
-g * scale,
0,
0,
invScale,
0,
-b * scale,
0,
0,
0,
1,
0
];
}