// Add material with color replacement shader, and generate color replacement texture
private Material GetMaterial(Character character)
{
// this 256x1 texture is transparent. Each pixel represents the red color value to replace.
// if pixel 10 is not transparent, every color with r=10 will be replaced by the color of the pixel
Texture2D colorSwapTex = new Texture2D(256, 1, TextureFormat.RGBA32, false, false);
colorSwapTex.filterMode = FilterMode.Point;
// Reset texture
for (int i = 0; i < colorSwapTex.width; ++i)
{
colorSwapTex.SetPixel(i, 0, new Color(0.0f, 0.0f, 0.0f, 0.0f));
}
colorSwapTex.Apply();
// Define the swapping colors. Add white to highlights and black to shadows
Color newUniformStripeColorLight = Color.Lerp(character.GetCharacterColor(), ColorUtilities.ColorFromIntRGB(255, 255, 255), 0.5f);
Color newUniformStripeColorVeryLight = Color.Lerp(newUniformStripeColorLight, ColorUtilities.ColorFromIntRGB(255, 255, 255), 0.5f);
Color newUniformStripeColorDark = Color.Lerp(character.GetCharacterColor(), ColorUtilities.ColorFromIntRGB(0, 0, 0), 0.5f);
Color newUniformStripeColorVeryDark = Color.Lerp(newUniformStripeColorDark, ColorUtilities.ColorFromIntRGB(0, 0, 0), 0.5f);
Color newSkinColor = character.GetCharacterSkinColor();
Color newSkinColorDark = Color.Lerp(newSkinColor, ColorUtilities.ColorFromIntRGB(0, 0, 0), 0.2f);
Color newSkinColorVeryDark = Color.Lerp(newSkinColorDark, ColorUtilities.ColorFromIntRGB(0, 0, 0), 0.5f);
Color newUniformColor = character.GetCharacterUniformColor();
Color newUniformColorLight = Color.Lerp(newUniformColor, ColorUtilities.ColorFromIntRGB(255, 255, 255), 0.2f);
Color newUniformColorVeryLight = Color.Lerp(newUniformColorLight, ColorUtilities.ColorFromIntRGB(255, 255, 255), 0.5f);
Color newUniformColorDark = Color.Lerp(newUniformColor, ColorUtilities.ColorFromIntRGB(0, 0, 0), 0.2f);
Color newUniformColorVeryDark = Color.Lerp(newUniformColorDark, ColorUtilities.ColorFromIntRGB(0, 0, 0), 0.5f);
// add the colors to the texture
// TODO: Do something similar for HAIRCOLOR, when we have a character with visible hair
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMCOLOR, newUniformColor);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMCOLORLIGHT, newUniformColorLight);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMCOLORVERYLIGHT, newUniformColorVeryLight);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMCOLORDARK, newUniformColorDark);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMCOLORVERYDARK, newUniformColorVeryDark);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMSTRIPECOLOR, character.GetCharacterColor());
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMSTRIPECOLORLIGHT, newUniformStripeColorLight);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMSTRIPECOLORVERYLIGHT, newUniformStripeColorVeryLight);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMSTRIPECOLORDARK, newUniformStripeColorDark);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.UNIFORMSTRIPECOLOVVERYRDARK, newUniformStripeColorVeryDark);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.SKINCOLOR, newSkinColor);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.SKINCOLORDARK, newSkinColorDark);
colorSwapTex = SwapColor(colorSwapTex, SpriteSwapRedColor.SKINCOLORVERYDARK, newSkinColorVeryDark);
colorSwapTex.Apply();
// load material and shader
Material swapMaterial = new Material(Resources.Load <Material>("Shaders/ColorSwap"));
Shader swapShader = Resources.Load <Shader>("Shaders/Sprites-ColorSwap");
swapMaterial.shader = swapShader;
swapMaterial.SetTexture("_SwapTex", colorSwapTex);
return(swapMaterial);
}
public static Color RandomSkinColor()
{
// default skincolors to pick at random
Color[] skinColors = new Color[]
{
ColorUtilities.ColorFromIntRGB(245, 217, 203),
ColorUtilities.ColorFromIntRGB(237, 191, 167),
ColorUtilities.ColorFromIntRGB(211, 142, 111),
ColorUtilities.ColorFromIntRGB(234, 183, 138),
ColorUtilities.ColorFromIntRGB(197, 132, 92),
ColorUtilities.ColorFromIntRGB(88, 59, 43)
};
return(skinColors[UnityEngine.Random.Range(0, skinColors.Length - 1)]);
}
