public void Start(ComputeShaderContainerGameObject computeShaderContainer)
{
var commonExecutor = new CommonExecutorUTProxy();
var shaderExecutorObject = new UnityThreadComputeShaderExecutorObject();
var updater =
new DesignBodySpotUpdater(new DesignBodySpotChangeCalculator(computeShaderContainer,
shaderExecutorObject, commonExecutor, HeightDenormalizer.Identity));
_designBodySpotUpdaterProxy = new DesignBodySpotUpdaterProxy(updater);
updater.SetChangesListener(new LambdaSpotPositionChangesListener(null, dict =>
{
foreach (var pair in dict)
{
_grassGroupsPlanter.GrassGroupSpotChanged(pair.Key, pair.Value);
}
}));
_designBodySpotUpdaterProxy.StartThreading(() => { });
var meshGenerator = new GrassMeshGenerator();
var mesh = meshGenerator.GetGrassBladeMesh(1);
var instancingMaterial = new Material(Shader.Find("Custom/Vegetation/Grass.Instanced"));
instancingMaterial.enableInstancing = true;
var commonUniforms = new UniformsPack();
commonUniforms.SetUniform("_BendingStrength", 0.0f);
commonUniforms.SetUniform("_WindDirection", Vector4.one);
var instancingContainer = new GpuInstancingVegetationSubjectContainer(
new GpuInstancerCommonData(mesh, instancingMaterial, commonUniforms),
new GpuInstancingUniformsArrayTemplate(new List <GpuInstancingUniformTemplate>()
{
new GpuInstancingUniformTemplate("_Color", GpuInstancingUniformType.Vector4),
new GpuInstancingUniformTemplate("_InitialBendingValue", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_PlantBendingStiffness", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_PlantDirection", GpuInstancingUniformType.Vector4),
new GpuInstancingUniformTemplate("_RandSeed", GpuInstancingUniformType.Float),
})
);
_globalGpuInstancingContainer = new GlobalGpuInstancingContainer();
var bucketId = _globalGpuInstancingContainer.CreateBucket(instancingContainer);
GrassGroupsContainer grassGroupsContainer =
new GrassGroupsContainer(_globalGpuInstancingContainer, bucketId);
IGrassPositionResolver grassPositionResolver = new SimpleRandomSamplerPositionResolver();
GrassDetailInstancer grassDetailInstancer = new GrassDetailInstancer();
_grassGroupsPlanter = new GrassGroupsPlanter(
grassDetailInstancer, grassPositionResolver, grassGroupsContainer, _designBodySpotUpdaterProxy,
new LegacyGrass2BladeAspectsGenerator(),
GrassDebugUtils.TemplatesDictionary, Repositioner.Identity);
}
private GrassGroupsPlanter CreateGrassGroupsPlanter(OtherThreadExecutingLocation otherThreadExecutingLocation)
{
var meshGenerator = new GrassMeshGenerator();
var mesh = meshGenerator.GetGrassBladeMesh(1);
MeshGenerationUtils.SetYBoundsToInfinity(mesh);
var instancingMaterial = _veConfiguration.ReferencedAssets.GrassMaterial;
if (_materialCommonPack != null)
{
_materialCommonPack.SetToMaterial(instancingMaterial);
}
var commonUniforms = new UniformsPack();
commonUniforms.SetUniform("_BendingStrength", 0.6f);
commonUniforms.SetUniform("_WindDirection", Vector4.one);
var gpuInstancerCommonData = new GpuInstancerCommonData(mesh, instancingMaterial, commonUniforms);
gpuInstancerCommonData.CastShadows = _veConfiguration.GrassCastShadows;
var instancingContainer = new GpuInstancingVegetationSubjectContainer(
gpuInstancerCommonData,
new GpuInstancingUniformsArrayTemplate(new List <GpuInstancingUniformTemplate>()
{
new GpuInstancingUniformTemplate("_Color", GpuInstancingUniformType.Vector4),
new GpuInstancingUniformTemplate("_InitialBendingValue", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_PlantBendingStiffness", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_PlantDirection", GpuInstancingUniformType.Vector4),
new GpuInstancingUniformTemplate("_RandSeed", GpuInstancingUniformType.Float),
new GpuInstancingUniformTemplate("_Pointer", GpuInstancingUniformType.Float),
})
);
var globalGpuInstancingContainer = _initializationFields.Retrive <GlobalGpuInstancingContainer>();
var bucketId = globalGpuInstancingContainer.CreateBucket(instancingContainer);
var grassGroupsContainer = new GrassGroupsContainer(globalGpuInstancingContainer, bucketId);
var grassPositionResolver = new SimpleRandomSamplerPositionResolver();
var grassDetailInstancer = new GrassDetailInstancer();
var designBodySpotUpdaterProxy = _initializationFields.Retrive <DesignBodySpotUpdaterProxy>();
var mediatorSpotUpdater = new ListenerCenteredMediatorDesignBodyChangesUpdater(designBodySpotUpdaterProxy);
IGrass2AspectsGenerator grassAspectGenerator;
if (_veConfiguration.Mode == VegetationMode.Legacy)
{
grassAspectGenerator = new LegacyGrass2BladeAspectsGenerator();
}
else
{
grassAspectGenerator = new EVegetationGrass2BladeAspectsGenerator();
}
var grassGroupsPlanter = new GrassGroupsPlanter(
grassDetailInstancer, grassPositionResolver,
grassGroupsContainer,
mediatorSpotUpdater,
grassAspectGenerator,
_veConfiguration.GrassTemplates,
_veConfiguration.VegetationRepositioner);
mediatorSpotUpdater.SetTargetChangesListener(new LambdaSpotPositionChangesListener(null, dict =>
{
otherThreadExecutingLocation.Execute(() =>
{
foreach (var pair in dict)
{
grassGroupsPlanter.GrassGroupSpotChanged(pair.Key, pair.Value);
}
return(TaskUtils.EmptyCompleted());
});
}));
var rootMediator = _initializationFields.Retrive <RootMediatorSpotPositionsUpdater>();
rootMediator.AddListener(mediatorSpotUpdater);
return(grassGroupsPlanter);
}
