InstanceData CreateInstanceData(int packageCount)
{
InstanceData data = new InstanceData();
data.worldMatrix = new List <Matrix4x4[]> [packageCount];
data.frameIndex = new List <float[]> [packageCount];
data.preFrameIndex = new List <float[]> [packageCount];
data.transitionProgress = new List <float[]> [packageCount];
for (int i = 0; i != packageCount; ++i)
{
data.worldMatrix[i] = new List <Matrix4x4[]>();
data.frameIndex[i] = new List <float[]>();
data.preFrameIndex[i] = new List <float[]>();
data.transitionProgress[i] = new List <float[]>();
}
return(data);
}
private VertexCache CreateVertexCache(string prefabName, int renderName, int alias, Mesh mesh)
{
VertexCache vertexCache = new VertexCache();
int cacheName = renderName + alias;
vertexCachePool[cacheName] = vertexCache;
vertexCache.nameCode = cacheName;
vertexCache.mesh = mesh;
vertexCache.boneTextureIndex = FindTexture_internal(prefabName);
vertexCache.weight = new Vector4[mesh.vertexCount];
vertexCache.boneIndex = new Vector4[mesh.vertexCount];
int packageCount = GetPackageCount(vertexCache);
InstanceData data = null;
int instanceName = prefabName.GetHashCode() + alias;
if (!instanceDataPool.TryGetValue(instanceName, out data))
{
data = CreateInstanceData(packageCount);
instanceDataPool.Add(instanceName, data);
}
vertexCache.instanceBlockList = new Dictionary <int, MaterialBlock>();
return(vertexCache);
}
public InstancingPackage CreatePackage(InstanceData data, Mesh mesh, Material[] originalMaterial, int animationIndex)
{
InstancingPackage package = new InstancingPackage();
package.material = new Material[mesh.subMeshCount];
package.subMeshCount = mesh.subMeshCount;
package.size = 1;
for (int i = 0; i != mesh.subMeshCount; ++i)
{
package.material[i] = new Material(originalMaterial[i]);
#if UNITY_5_6_OR_NEWER
package.material[i].enableInstancing = UseInstancing;
#endif
if (UseInstancing)
{
package.material[i].EnableKeyword("INSTANCING_ON");
}
else
{
package.material[i].DisableKeyword("INSTANCING_ON");
}
package.propertyBlock = new MaterialPropertyBlock();
package.material[i].EnableKeyword("USE_CONSTANT_BUFFER");
package.material[i].DisableKeyword("USE_COMPUTE_BUFFER");
}
Matrix4x4[] mat = new Matrix4x4[instancingPackageSize];
float[] frameIndex = new float[instancingPackageSize];
float[] preFrameIndex = new float[instancingPackageSize];
float[] transitionProgress = new float[instancingPackageSize];
data.worldMatrix[animationIndex].Add(mat);
data.frameIndex[animationIndex].Add(frameIndex);
data.preFrameIndex[animationIndex].Add(preFrameIndex);
data.transitionProgress[animationIndex].Add(transitionProgress);
return(package);
}
private void Render()
{
foreach (var obj in vertexCachePool)
{
VertexCache vertexCache = obj.Value;
foreach (var block in vertexCache.instanceBlockList)
{
List <InstancingPackage>[] packageList = block.Value.packageList;
for (int k = 0; k != packageList.Length; ++k)
{
for (int i = 0; i != packageList[k].Count; ++i)
{
InstancingPackage package = packageList[k][i];
if (package.instancingCount == 0)
{
continue;
}
for (int j = 0; j != package.subMeshCount; ++j)
{
InstanceData data = block.Value.instanceData;
if (useInstancing)
{
#if UNITY_EDITOR
PreparePackageMaterial(package, vertexCache, k);
#endif
package.propertyBlock.SetFloatArray("frameIndex", data.frameIndex[k][i]);
package.propertyBlock.SetFloatArray("preFrameIndex", data.preFrameIndex[k][i]);
package.propertyBlock.SetFloatArray("transitionProgress", data.transitionProgress[k][i]);
Graphics.DrawMeshInstanced(vertexCache.mesh,
j,
package.material[j],
data.worldMatrix[k][i],
package.instancingCount,
package.propertyBlock,
vertexCache.shadowcastingMode,
vertexCache.receiveShadow,
vertexCache.layer);
}
else
{
package.material[j].SetFloat("frameIndex", data.frameIndex[k][i][0]);
package.material[j].SetFloat("preFrameIndex", data.preFrameIndex[k][i][0]);
package.material[j].SetFloat("transitionProgress", data.transitionProgress[k][i][0]);
Graphics.DrawMesh(vertexCache.mesh,
data.worldMatrix[k][i][0],
package.material[j],
0,
null,
j);
}
}
package.instancingCount = 0;
}
block.Value.runtimePackageIndex[k] = 0;
}
}
// if (obj.Value.instancingData == null)
// continue;
// vertexCache.bufInstance.SetData(obj.Value.instancingData);
//
// for (int i = 0; i != vertexCache.subMeshCount; ++i)
// {
// Material material = vertexCache.instanceMaterial[i];
// material.SetBuffer("buf_InstanceMatrices", vertexCache.bufInstance);
// vertexCache.args[i][1] = (uint)vertexCache.currentInstancingIndex;
// vertexCache.bufArgs[i].SetData(vertexCache.args[i]);
//
// Graphics.DrawMeshInstancedIndirect(vertexCache.mesh,
// i,
// vertexCache.instanceMaterial[i],
// new Bounds(Vector3.zero, new Vector3(10000.0f, 10000.0f, 10000.0f)),
// vertexCache.bufArgs[i]);
// }
// vertexCache.currentInstancingIndex = 0;
}
}
void ApplyBoneMatrix()
{
Vector3 cameraPosition = cameraTransform.position;
for (int i = 0; i != aniInstancingList.Count; ++i)
{
AnimationInstancing instance = aniInstancingList[i];
if (!instance.IsPlaying())
{
continue;
}
if (instance.aniIndex < 0 && instance.parentInstance == null)
{
continue;
}
if (instance.applyRootMotion)
{
ApplyRootMotion(instance);
}
instance.UpdateAnimation();
instance.boundingSpere.position = instance.worldTransform.position;
boundingSphere[i] = instance.boundingSpere;
if (!instance.visible)
{
continue;
}
instance.UpdateLod(cameraPosition);
AnimationInstancing.LodInfo lod = instance.lodInfo[instance.lodLevel];
int aniTextureIndex = -1;
if (instance.parentInstance != null)
{
aniTextureIndex = instance.parentInstance.aniTextureIndex;
}
else
{
aniTextureIndex = instance.aniTextureIndex;
}
Matrix4x4 worldMat = instance.worldTransform.localToWorldMatrix;
for (int j = 0; j != lod.vertexCacheList.Length; ++j)
{
VertexCache cache = lod.vertexCacheList[j];
MaterialBlock block = lod.materialBlockList[j];
Debug.Assert(block != null);
int packageIndex = block.runtimePackageIndex[aniTextureIndex];
Debug.Assert(packageIndex < block.packageList[aniTextureIndex].Count);
InstancingPackage package = block.packageList[aniTextureIndex][packageIndex];
if (package.instancingCount + 1 > instancingPackageSize)
{
++block.runtimePackageIndex[aniTextureIndex];
packageIndex = block.runtimePackageIndex[aniTextureIndex];
if (packageIndex >= block.packageList[aniTextureIndex].Count)
{
InstancingPackage newPackage = CreatePackage(block.instanceData,
cache.mesh,
cache.materials,
aniTextureIndex);
block.packageList[aniTextureIndex].Add(newPackage);
PreparePackageMaterial(newPackage, cache, aniTextureIndex);
newPackage.instancingCount = 1;
}
block.packageList[aniTextureIndex][packageIndex].instancingCount = 1;
}
else
{
++package.instancingCount;
}
{
VertexCache vertexCache = cache;
InstanceData data = block.instanceData;
int index = block.runtimePackageIndex[aniTextureIndex];
InstancingPackage pkg = block.packageList[aniTextureIndex][index];
int count = pkg.instancingCount - 1;
if (count >= 0)
{
Matrix4x4[] arrayMat = data.worldMatrix[aniTextureIndex][index];
arrayMat[count].m00 = worldMat.m00;
arrayMat[count].m01 = worldMat.m01;
arrayMat[count].m02 = worldMat.m02;
arrayMat[count].m03 = worldMat.m03;
arrayMat[count].m10 = worldMat.m10;
arrayMat[count].m11 = worldMat.m11;
arrayMat[count].m12 = worldMat.m12;
arrayMat[count].m13 = worldMat.m13;
arrayMat[count].m20 = worldMat.m20;
arrayMat[count].m21 = worldMat.m21;
arrayMat[count].m22 = worldMat.m22;
arrayMat[count].m23 = worldMat.m23;
arrayMat[count].m30 = worldMat.m30;
arrayMat[count].m31 = worldMat.m31;
arrayMat[count].m32 = worldMat.m32;
arrayMat[count].m33 = worldMat.m33;
float frameIndex = 0, preFrameIndex = -1, transition = 0f;
if (instance.parentInstance != null)
{
frameIndex = instance.parentInstance.aniInfo[instance.parentInstance.aniIndex].animationIndex + instance.parentInstance.curFrame;
if (instance.parentInstance.preAniIndex >= 0)
{
preFrameIndex = instance.parentInstance.aniInfo[instance.parentInstance.preAniIndex].animationIndex + instance.parentInstance.preAniFrame;
}
transition = instance.parentInstance.transitionProgress;
}
else
{
frameIndex = instance.aniInfo[instance.aniIndex].animationIndex + instance.curFrame;
if (instance.preAniIndex >= 0)
{
preFrameIndex = instance.aniInfo[instance.preAniIndex].animationIndex + instance.preAniFrame;
}
transition = instance.transitionProgress;
}
data.frameIndex[aniTextureIndex][index][count] = frameIndex;
data.preFrameIndex[aniTextureIndex][index][count] = preFrameIndex;
data.transitionProgress[aniTextureIndex][index][count] = transition;
}
}
}
}
}
