Created
July 27, 2011 05:18
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Streaky Concrete
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public static void modConcrete(ref Texture2D modify, GraphicsDevice gDevice, Random tRandom) | |
{ | |
if (modify == null) | |
throw new Exception("Null texture."); | |
//float colorFloat = (float)(tRandom.Next(25, 75)) / 255.0f; | |
//Color bgColor = new Color(colorFloat, colorFloat, colorFloat, 1.0f); | |
Color setColor; | |
simplexCarmody simC = new simplexCarmody(tRandom); | |
double noise = 0f; | |
Color[] texData = new Color[(modify.Width * modify.Height)]; | |
for (int y = 0; y < modify.Height; y++) | |
{ | |
//noise = (simC.noise(y * 2, y * 8, 5) + 1) * 5; | |
noise += (simC.noise(y * 2, y * 3, 5) + 1) * 0.25f; | |
noise = (noise - (int)noise) * 1f; | |
// Octave 3: Streak | |
//noise += simC.noise(x, y * 100, 5) * 0.7f; | |
for (int x = 0; x < modify.Width; x++) | |
{ | |
double tempNoise = noise; | |
// Octave 2: Fine noise | |
tempNoise += simC.noise(x * 200, y * 200, 5) * 0.5f; | |
// Adjust range to [0, 1] | |
tempNoise = (tempNoise + 1) / 2; | |
int red = (int)(tempNoise * 55); | |
int green = (int)(tempNoise * 55); | |
int blue = (int)(tempNoise * 55); | |
if (red > 255) red = 255; | |
else if (red < 0) red = 0; | |
if (green > 255) green = 255; | |
else if (green < 0) green = 0; | |
if (blue > 255) blue = 255; | |
else if (blue < 0) blue = 0; | |
setColor = new Color(red, green, blue); | |
texData[y * modify.Width + x] = setColor; | |
} | |
} | |
modify.SetData<Color>(texData); | |
} |
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