private void Erode(
ErosionParametersComponent erosionParameters,
MeshParametersComponent meshParameters,
MapInfoComponent mapInfo)
{
const int maxThreadCount = 65535;
var brush = GeneralHelper.CreateBrush(erosionParameters, meshParameters.MapResolution);
var brushShader = new BrushShader()
{
IndexBuffer = GeneralHelper.GetBufferFor(brush.IndexOffsets, erosionParameters.Erosion,
"brushIndices"),
WeightBuffer =
GeneralHelper.GetBufferFor(brush.Weights, erosionParameters.Erosion, "brushWeights")
};
var randomIndices = GeneralHelper.GenerateIndices(
erosionParameters.ErosionIterationCount,
erosionParameters.ErosionBrushRadius,
meshParameters.MapResolution);
var randomIndexBuffer = GeneralHelper.GetBufferFor(randomIndices, erosionParameters.Erosion, "randomIndices");
var mapBuffer = GeneralHelper.GetBufferFor(mapInfo.Map, erosionParameters.Erosion, "map");
SetErosionParameters(erosionParameters, mapInfo, brush);
erosionParameters.Erosion.Dispatch(
0,
Math.Min(erosionParameters.ErosionIterationCount / 1024, maxThreadCount),
1,
1);
mapBuffer.GetData(mapInfo.Map);
GeneralHelper.ReleaseBuffers(new List <ComputeBuffer>()
{
brushShader.IndexBuffer,
brushShader.WeightBuffer,
mapBuffer,
randomIndexBuffer
});
}
