public static common.Color32[,] Gradient32()
{
var pixels = new common.Color32[256, 256];
Parallel.For(0, 256, i =>
{
for (var j = 0; j < 256; j++)
{
pixels[j, i].r = pixels[j, i].g = pixels[j, i].b = (byte)(((i + 1) * (j + 1) - 1) >> 8);
pixels[j, i].a = 255;
}
});
return(pixels);
}
public static common.Color32[,] EPowerXSquare(int width)
{
int height = 9 * width / 16;
var pixels = new common.Color32[height, width];
for (int i = 0; i < width; i++)
{
double x = (i - width / 2) / (width / 6.0);
int y = (int)((width / 6.0) / Math.Pow(Math.E, x * x));
for (int j = (9 * width / 32) - y; j < (9 * width / 32) + y; j++)
{
pixels[j, i].r = 255;
pixels[j, i].g = 255;
pixels[j, i].b = 255;
}
}
return(pixels);
}
public static common.Color32[,] PerfectBallQuarter()
{
var pixels = new common.Color32[1786, 1786];
Parallel.For(0, 1786, i =>
{
for (var j = 0; j < 1786; j++)
{
var b = 0;
for (var k = 0; k < 1786; k++)
{
if (i * i + j * j + k * k < 3186225)
{
b++;
}
}
pixels[j, i] = common.ExtendedGrayTones[b];
}
});
return(pixels);
}