public GrassTuftEntitySplatGenerator(GrassTuftGenerator grassTuftGenerator, IEntityPositionProvider grassTuftPositionProvider, GrassTuftAbstractSettingGenerator grassTuftAbstractSettingGenerator, IGrassInstanceContainer grassInstanceContainer, GrassMeshGenerator meshGenerator, Material grassTuftMaterial)
{
_grassTuftGenerator = grassTuftGenerator;
_grassTuftPositionProvider = grassTuftPositionProvider;
_grassTuftAbstractSettingGenerator = grassTuftAbstractSettingGenerator;
_grassInstanceContainer = grassInstanceContainer;
_meshGenerator = meshGenerator;
_grassTuftMaterial = grassTuftMaterial;
}
public SingleGrassLodEntitySplatGenerator(GrassSingleGenerator grassSingleGenerator, IEntityPositionProvider singleGrassUniformPositionProvider, GrassSingleAbstractSettingGenerator grassSingleAbstractSettingGenerator, IGrassInstanceContainer grassInstanceContainer, GrassMeshGenerator meshGenerator, Material grassMaterial)
{
_grassSingleGenerator = grassSingleGenerator;
_singleGrassUniformPositionProvider = singleGrassUniformPositionProvider;
_grassSingleAbstractSettingGenerator = grassSingleAbstractSettingGenerator;
_grassInstanceContainer = grassInstanceContainer;
_meshGenerator = meshGenerator;
_grassMaterial = grassMaterial;
}
public SingleGrassEntitySplatGenerator(GrassSingleGenerator entityGenerator, IEntityPositionProvider positionProvider, GrassSingleAbstractSettingGenerator grassSingleAbstractSettingGenerator, IGrassInstanceContainer grassInstanceContainer, GrassMeshGenerator meshGenerator, Material material)
{
this._entityGenerator = entityGenerator;
this._positionProvider = positionProvider;
this._grassSingleAbstractSettingGenerator = grassSingleAbstractSettingGenerator;
this._grassInstanceContainer = grassInstanceContainer;
_meshGenerator = meshGenerator;
this._material = material;
}
private void Start()
{
UnityEngine.Random.InitState(DateTime.Now.Second); //todo to provider
GpuInstancingGrassInstanceContainer gpuInstancingGrassContainer = new GpuInstancingGrassInstanceContainer();
GameObjectGrassInstanceContainer gameObjectContainer = new GameObjectGrassInstanceContainer();
_rootInstanceContainer = new RootInstanceContainer(gameObjectContainer, gpuInstancingGrassContainer);
_grassInstanceContainer = _rootInstanceContainer;
Material grassMaterial = new Material(Shader.Find("Custom/Vegetation/Grass.Instanced"));
var meshGenerator = new GrassMeshGenerator();
var singleGrassMeshProvider = new SingleGrassMeshProvider(meshGenerator);
var singleGrassUpdater = new SingleGrassEntitySplatUpdater(singleGrassMeshProvider);
var grassTuftLodEntitySplatGenerator = new GenericEntitySplatGenerator((position) =>
new LodEntitySplat(position,
new SingleGrassLodResolver(),
new GpuInstancingEntitySplatGenerator(new GrassTuftGenerator(),
new SingleGrassUniformPositionProvider(),
new GrassTuftAbstractSettingGenerator(), grassMaterial,
new ConstantCount(20), singleGrassMeshProvider, gpuInstancingGrassContainer,
new GpuInstancingGrassInstanceGenerator()),
singleGrassUpdater));
var singleGrassLodEntitySplatGenerator = new GenericEntitySplatGenerator((position) =>
new LodEntitySplat(position,
new SingleGrassLodResolver(),
new GpuInstancingEntitySplatGenerator(new GrassSingleGenerator(),
new SingleGrassUniformPositionProvider(),
new GrassSingleAbstractSettingGenerator(), grassMaterial,
new ConstantCount(20), singleGrassMeshProvider, gpuInstancingGrassContainer,
new GpuInstancingGrassInstanceGenerator()),
singleGrassUpdater));
var lodGroupProvider =
new LodGroupsProvider(new List <ILodEntitySplatGenerator>
{
singleGrassLodEntitySplatGenerator,
grassTuftLodEntitySplatGenerator
});
var mapSize = new Vector2(100, 100);
var splatSize = mapSize / 10;
var singleLevelDistance = (int)splatSize.x * 2;
var singleLevelMargin = 0.1f;
var lodMarginPowCoef = 0.8f;
_grassLodManager =
new GrassLodManager(new LodLevelResolver(7, singleLevelDistance, singleLevelMargin, lodMarginPowCoef),
new GrassLodManager.MultithreadLodGroupsActioner(lodGroupProvider), mapSize, splatSize);
_grassLodManager.InitializeGroups(new Vector3(0, 0, 0));
_grassLodManager.UpdateLod(new Vector3(0, 0, 0));
}
