public static Sprite CreateSprite(ValueMap values)
{
Texture2D texture = CreateTexture(values);
Sprite sprite = Sprite.Create(texture, new Rect(0, 0, texture.width, texture.height), new Vector2(0.5f, 0.5f), 100, 0, SpriteMeshType.FullRect);
return(sprite);
}
public static Texture2D CreateTexture(ValueMap valueMap)
{
Texture2D texture = new Texture2D(valueMap.XSize, valueMap.YSize, TextureFormat.RGBA32, false)
{
filterMode = FilterMode.Point, // doesn't seem to help with blended map texure in build
wrapMode = TextureWrapMode.Clamp,
name = $"{valueMap.XSize}x{valueMap.XSize} with middle value {valueMap.Get(valueMap.XSize/2, valueMap.YSize/2)}"
};
return(texture);
}
public static void ApplyValueMapToTexture(ValueMap valueMap, Gradient colorGradient, Texture2D texture)
{
int width = valueMap.XSize;
int height = valueMap.YSize;
Color[] colourMap = new Color[width * height];
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
float mapValue = valueMap.Get(new Position(x, y));
Color color = colorGradient.Evaluate(mapValue);
colourMap[y * width + x] = color;
}
}
ApplyColourMapToTexture(colourMap, width, height, texture);
}