private static Entity GenerateMeshRendererEntity(GameObjectConversionSystem gsys,
UnityEngine.SkinnedMeshRenderer uSkinnedMeshRenderer, Entity meshEntity, Entity materialEntity, int startIndex,
int indexCount, bool createAdditionlEntity, bool canUseGPUSkinning, bool canUseCPUSkinning)
{
Entity primarySkinnedMeshRenderer = gsys.GetPrimaryEntity(uSkinnedMeshRenderer);
Entity meshRendererEntity = primarySkinnedMeshRenderer;
if (createAdditionlEntity)
{
meshRendererEntity = gsys.CreateAdditionalEntity(uSkinnedMeshRenderer);
MeshRendererConversion.AddTransformComponent(gsys, primarySkinnedMeshRenderer, meshRendererEntity);
}
Unity.Tiny.Rendering.SkinnedMeshRenderer smr = new Unity.Tiny.Rendering.SkinnedMeshRenderer();
smr.sharedMesh = meshEntity;
smr.material = materialEntity;
smr.startIndex = startIndex;
smr.indexCount = indexCount;
smr.canUseGPUSkinning = canUseGPUSkinning;
smr.canUseCPUSkinning = canUseCPUSkinning;
smr.shadowCastingMode = (Unity.Tiny.Rendering.ShadowCastingMode)uSkinnedMeshRenderer.shadowCastingMode;
smr.skinQuality = ConvertSkinQuality(uSkinnedMeshRenderer);
gsys.DstEntityManager.AddComponentData(meshRendererEntity, smr);
gsys.DstEntityManager.AddComponentData(meshRendererEntity, new WorldBounds());
return(meshRendererEntity);
}
private static Entity ConvertOriginalSubMesh(GameObjectConversionSystem gsys,
UnityEngine.SkinnedMeshRenderer uSkinnedMeshRenderer, UnityEngine.Mesh uMesh, Entity meshEntity, int subMeshIndex,
Entity materialEntity)
{
int boneCount = uSkinnedMeshRenderer.bones.Length;
bool canUseCPUSkinning = boneCount > 0;
bool canUseGPUSkinning = boneCount > 0 && boneCount <= MeshSkinningConfig.GPU_SKINNING_MAX_BONES;
int startIndex = Convert.ToUInt16(uMesh.GetIndexStart(subMeshIndex));
int indexCount = Convert.ToUInt16(uMesh.GetIndexCount(subMeshIndex));
Entity meshRendererEntity = GenerateMeshRendererEntity(gsys, uSkinnedMeshRenderer, meshEntity, materialEntity,
startIndex, indexCount, subMeshIndex > 0, canUseGPUSkinning, canUseCPUSkinning);
DynamicBuffer <SkinnedMeshBoneRef>
smbrBuffer = gsys.DstEntityManager.AddBuffer <SkinnedMeshBoneRef>(meshRendererEntity);
for (int i = 0; i < boneCount; i++)
{
smbrBuffer.Add(new SkinnedMeshBoneRef
{
bone = gsys.GetPrimaryEntity(uSkinnedMeshRenderer.bones[i]),
});
}
return(meshRendererEntity);
}
private static void ConvertGPUSkinnedSubMesh(GameObjectConversionSystem gsys,
UnityEngine.SkinnedMeshRenderer uSkinnedMeshRenderer, UnityEngine.Mesh uMesh, Entity meshEntity)
{
//Get the gpu draw range And calc the bone reference for the draw range
var sharedMaterials = uSkinnedMeshRenderer.sharedMaterials;
NativeArray <GPUSkinnedMeshDrawRange> gsmdrBuffer =
gsys.DstEntityManager.GetBuffer <GPUSkinnedMeshDrawRange>(meshEntity).ToNativeArray(Allocator.Temp);
NativeArray <OriginalVertexBoneIndex> ovbiBuffer =
gsys.DstEntityManager.GetBuffer <OriginalVertexBoneIndex>(meshEntity).ToNativeArray(Allocator.Temp);
SkinnedMeshRenderData skinnedMeshRenderData =
gsys.DstEntityManager.GetComponentData <SkinnedMeshRenderData>(meshEntity);
ref BlobArray <SkinnedMeshVertex> skinnedVertices = ref skinnedMeshRenderData.SkinnedMeshDataRef.Value.Vertices;
private static List <Entity> ConvertGPUSkinnedSubMesh(GameObjectConversionSystem gsys,
UnityEngine.SkinnedMeshRenderer uSkinnedMeshRenderer, UnityEngine.Mesh uMesh, Entity meshEntity)
{
List <Entity> entities = new List <Entity>();
bool needGPUSkinningData = gsys.DstEntityManager.HasComponent <GPUSkinnedMeshDrawRange>(meshEntity);
if (!needGPUSkinningData)
{
return(null);
}
//Get the gpu draw range And calc the bone reference for the draw range
LitMeshRenderData litMeshRenderData = gsys.DstEntityManager.GetComponentData <LitMeshRenderData>(meshEntity);
ref LitMeshData litMeshData = ref litMeshRenderData.Mesh.Value;
private static void ConvertOriginalSubMesh(GameObjectConversionSystem gsys,
UnityEngine.SkinnedMeshRenderer uSkinnedMeshRenderer, UnityEngine.Mesh uMesh, Entity meshEntity, int subMeshIndex,
Entity materialEntity)
{
int boneCount = uSkinnedMeshRenderer.bones.Length;
bool canUseCPUSkinning = boneCount > 0;
bool canUseGPUSkinning = boneCount > 0 && boneCount <= MeshSkinningConfig.GPU_SKINNING_MAX_BONES;
int startIndex = Convert.ToUInt16(uMesh.GetIndexStart(subMeshIndex));
int indexCount = Convert.ToUInt16(uMesh.GetIndexCount(subMeshIndex));
Entity meshRendererEntity = GenerateMeshRendererEntity(gsys, uSkinnedMeshRenderer, meshEntity, materialEntity,
startIndex, indexCount, subMeshIndex > 0, canUseGPUSkinning, canUseCPUSkinning);
ConvertBlendShapeData(gsys, uSkinnedMeshRenderer, meshRendererEntity);
DynamicBuffer <SkinnedMeshBoneRef>
smbrBuffer = gsys.DstEntityManager.AddBuffer <SkinnedMeshBoneRef>(meshRendererEntity);
for (int i = 0; i < boneCount; i++)
{
smbrBuffer.Add(new SkinnedMeshBoneRef
{
bone = gsys.GetPrimaryEntity(uSkinnedMeshRenderer.bones[i]),
});
}
var isLit = gsys.DstEntityManager.HasComponent <LitMaterial>(materialEntity);
var isSimple = gsys.DstEntityManager.HasComponent <SimpleMaterial>(materialEntity);
if (isLit || isSimple)
{
if (isLit)
{
gsys.DstEntityManager.AddComponent <LitMeshRenderer>(meshRendererEntity);
}
else if (isSimple)
{
gsys.DstEntityManager.AddComponent <SimpleMeshRenderer>(meshRendererEntity);
}
}
}
private static void ConvertBlendShapeData(GameObjectConversionSystem gsys,
UnityEngine.SkinnedMeshRenderer uSkinnedMeshRenderer, Entity meshRendererEntity)
{
Mesh uMesh = uSkinnedMeshRenderer.sharedMesh;
if (uMesh.blendShapeCount <= 0)
{
return;
}
DynamicBuffer <BlendShapeWeight> blendShapeWeightsBuffer =
gsys.DstEntityManager.AddBuffer <BlendShapeWeight>(meshRendererEntity);
for (int shapeIndex = 0; shapeIndex < uMesh.blendShapeCount; shapeIndex++)
{
string blendShapeName = uMesh.GetBlendShapeName(shapeIndex);
float curWeight = uSkinnedMeshRenderer.GetBlendShapeWeight(shapeIndex);
BlendShapeWeight blendShapeWeight = new BlendShapeWeight();
blendShapeWeight.NameHash = BlendShapeChannel.GetNameHash(blendShapeName);
blendShapeWeight.CurWeight = curWeight;
blendShapeWeightsBuffer.Add(blendShapeWeight);
}
}
