/// <summary>
/// 更新数据,在每次设置完值后需要手动调用;
/// </summary>
public void Updata()
{
int chunkWidth = (int)Math.Round(LandformChunkInfo.ChunkWidth * textureSize);
int chunkHeight = (int)Math.Round(LandformChunkInfo.ChunkHeight * textureSize);
LandformDiffuseMap = new BakeTextureInfo(chunkWidth, chunkHeight, diffuseMapRatios, OutlineScale);
LandformHeightMap = new BakeTextureInfo(chunkWidth, chunkHeight, heightMapRatios, OutlineScale);
}
private Texture2D GetHeightMap(RenderTexture rt, TextureFormat format = TextureFormat.RGB24, bool mipmap = false)
{
BakeTextureInfo texInfo = Quality.LandformHeightMap;
RenderTexture.active = rt;
Texture2D diffuseTex = new Texture2D(texInfo.Width, texInfo.Height, format, mipmap);
diffuseTex.ReadPixels(texInfo.ClippingRect, 0, 0, false);
diffuseTex.wrapMode = TextureWrapMode.Clamp;
diffuseTex.Apply();
return(diffuseTex);
}
/// <summary>
/// 烘培,仅在Unity线程调用;
/// </summary>
public LandformBakeResult Bake(LandformBakeRequest request)
{
BakeTextureInfo landformDiffuseInfo = Quality.LandformDiffuseMap;
RenderTexture diffuseRT = RenderTexture.GetTemporary(landformDiffuseInfo.BakeWidth, landformDiffuseInfo.BakeHeight);
BakeTextureInfo landformHeightInfo = Quality.LandformHeightMap;
RenderTexture heightRT = RenderTexture.GetTemporary(landformHeightInfo.BakeWidth, landformHeightInfo.BakeHeight);
PrepareBakeScene(request.ChunkCoord, request.BakePoints);
CameraRender(request.ChunkCoord, diffuseRT);
BoardsDisplayHeight(request.BakePoints);
CameraRender(request.ChunkCoord, heightRT);
LandformBakeResult result = new LandformBakeResult()
{
DiffuseMap = GetDiffuseMap(diffuseRT),
HeightMap = GetHeightMap(heightRT),
};
RenderTexture.ReleaseTemporary(diffuseRT);
RenderTexture.ReleaseTemporary(heightRT);
return(result);
}
/// <summary>
/// 获取到临时烘焙高度贴图的 "RenderTexture";
/// </summary>
public RenderTexture GetHeightTemporaryRender()
{
BakeTextureInfo texInfo = quality.LandformHeightMap;
return(RenderTexture.GetTemporary(texInfo.BakeWidth, texInfo.BakeHeight));
}
