public void ApplyTerrain()
{
//build arrays for shader
int n = data.Length;
Color[] colours = new Color[n];
float[] colourStrengths = new float[n];
float[] startHeights = new float[n];
float[] blendStrengths = new float[n];
float[] textureScales = new float[n];
for (int i = 0; i < n; i++)
{
colours[i] = data[i].tint;
colourStrengths[i] = data[i].drawAsColour ? 1 : data[i].tintStrength;
startHeights[i] = data[i].startHeight;
blendStrengths[i] = !data[i].blendEnabled ? 0 : data[i].blendStrength;
textureScales[i] = data[i].textureScale;
}
TerrainMat.SetInt("_DataCount", n);
TerrainMat.SetColorArray("_DataColours", colours);
TerrainMat.SetFloatArray("_DataColourStrengths", colourStrengths);
TerrainMat.SetFloatArray("_DataStartHeights", startHeights);
TerrainMat.SetFloatArray("_DataBlendStrengths", blendStrengths);
TerrainMat.SetFloatArray("_DataTextureScales", textureScales);
TerrainMat.SetFloat("_MaxHeight", TerrainGenerator.Instance.heightMultiplier);
ApplyDesaturation();
ApplyWater();
}
/// Applying texture changes is slow - so keep it separate and only do it by request.
public void ApplyTextures()
{
Texture2DArray array = new Texture2DArray(TEXTURE_SIZE, TEXTURE_SIZE, data.Length, TEXTURE_FORMAT, true);
for (int i = 0; i < data.Length; i++)
{
array.SetPixels(data[i].texture.GetPixels(), i);
}
array.Apply();
TerrainMat.SetTexture("_DataTextures", array);
}
private void ApplyDesaturation()
{
var maxDist = Mathf.Max(TerrainGenerator.Instance.mapSize.x, TerrainGenerator.Instance.mapSize.y) * desaturationDistance;
TerrainMat.SetFloat("_MaxDistance", maxDist);
TerrainMat.SetFloat("_MaxDesaturation", desaturationStrength);
var propHandler = FindObjectOfType <PropPopulator>();
if (propHandler == null)
{
return;
}
foreach (var prop in propHandler.props)
{
foreach (var mat in prop.prefab.GetComponent <MeshRenderer>().sharedMaterials)
{
mat.SetFloat("_MaxDistance", maxDist);
mat.SetFloat("_MaxDesaturation", desaturationStrength);
}
}
}
