public void SetNode(NodeBase node)
{
this.node = node;
node.container = this;
}
public void updateTerrainTexture(Terrain terr)
{
if (terr != null)
{
List <SplatPrototype> prototypes = new List <SplatPrototype>();
List <TextureOutput> textureOutputs = new List <TextureOutput>();
for (int i = 0; i < nodeContainers.Count; i++)
{
if (nodeContainers[i].node is TextureOutput)
{
textureOutputs.Add((TextureOutput)nodeContainers[i].node);
}
}
textureOutputs.Sort((TextureOutput left, TextureOutput right) => { return(left.paintOrder - right.paintOrder); });
for (int i = 0; i < textureOutputs.Count; i++)
{
TextureOutput texNode = textureOutputs[i];
if (texNode.texture != null)
{
SplatPrototype p = new SplatPrototype();
p.texture = texNode.texture;
p.normalMap = texNode.normal;
p.tileSize = new Vector2(texNode.texSizeX, texNode.texSizeY);
prototypes.Add(p);
}
}
terr.terrainData.splatPrototypes = prototypes.ToArray();
int w = terr.terrainData.alphamapWidth;
int h = terr.terrainData.alphamapHeight;
float realWidth = terr.terrainData.size.x;
float realHeight = terr.terrainData.size.z;
float[,] totalAlpha = new float[w, h];
int layers = terr.terrainData.alphamapLayers;
float[,,] alphaDatas = new float[w, h, layers];
for (int ly = layers - 1; ly >= 0; ly--)
{
NodeBase tempNode = null;
for (int i = 0; i < textureOutputs.Count; i++)
{
if (textureOutputs[i].paintOrder == ly)
{
tempNode = textureOutputs[i];
}
}
if (tempNode != null)
{
float[,] values = tempNode.update(seed, w, h, new Rect(baseX, baseY, realWidth, realHeight));
for (int i = 0; i < w; i++)
{
for (int j = 0; j < h; j++)
{
if (totalAlpha[i, j] + values[i, j] <= 1.00001f)
{
alphaDatas[i, j, ly] = values[i, j];
totalAlpha[i, j] += values[i, j];
}
else
{
alphaDatas[i, j, ly] = 1f - totalAlpha[i, j];
totalAlpha[i, j] = 1f;
}
}
}
}
}
terr.terrainData.SetAlphamaps(0, 0, alphaDatas);
}
}
