public void Init()
{
if (player != null)
{
return;
}
if (anim != null && mesh != null && mtrl != null && textureRawData != null)
{
GPUSkinningPlayerResources res = null;
if (Application.isPlaying)
{
playerManager.Register(anim, mesh, mtrl, textureRawData, this, out res);
}
else
{
res = new GPUSkinningPlayerResources();
res.anim = anim;
res.mesh = mesh;
res.mtrl = new Material(mtrl);
res.texture = GPUSkinningUtil.CreateTexture2D(textureRawData, anim);
res.mtrl.hideFlags = HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor;
res.texture.hideFlags = HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor;
}
player = new GPUSkinningPlayer(gameObject, res);
player.RootMotionEnabled = Application.isPlaying ? rootMotionEnabled : false;
if (anim != null && anim.clips != null && anim.clips.Length > 0)
{
player.Play(anim.clips[Mathf.Clamp(defaultPlayingClipIndex, 0, anim.clips.Length)].name);
}
}
}
public override void Init(GPUSkinning gpuSkinning)
{
base.Init(gpuSkinning);
newLodMesh = new Mesh();
newLodMesh.vertices = lodMesh.vertices;
newLodMesh.uv = lodMesh.uv;
newLodMesh.triangles = lodMesh.triangles;
newLodMesh.tangents = GPUSkinningUtil.ExtractBoneWeights(lodMesh);
additionalVertexStreames = new GPUSkinning_AdditionalVertexStreames(newLodMesh);
// Bounding Sphere
lodBoundingSpheres = new BoundingSphere[gpuSkinning.model.spawnObjects.Length];
for (int i = 0; i < lodBoundingSpheres.Length; ++i)
{
lodBoundingSpheres[i] = new BoundingSphere(gpuSkinning.model.spawnObjects[i].transform.position, 1f);
}
// Culling Group
lodCullingGroup = new CullingGroup();
lodCullingGroup.targetCamera = Camera.main;
lodCullingGroup.SetBoundingSpheres(lodBoundingSpheres);
lodCullingGroup.SetBoundingSphereCount(lodBoundingSpheres.Length);
lodCullingGroup.SetBoundingDistances(new float[] { 10, 15, 25, 40 });
lodCullingGroup.SetDistanceReferencePoint(Camera.main.transform);
lodCullingGroup.onStateChanged = OnLodCullingGroupOnStateChangedHandler;
newLodMesh.UploadMeshData(true);
}
public void Register(GPUSkinningAnimation anim, Mesh mesh, Material originalMtrl, TextAsset textureRawData, GPUSkinningPlayerMono player, out GPUSkinningPlayerResources resources)
{
resources = null;
if (anim == null || originalMtrl == null || textureRawData == null || player == null)
{
return;
}
GPUSkinningPlayerResources item = null;
int numItems = items.Count;
for (int i = 0; i < numItems; ++i)
{
if (items[i].anim.guid == anim.guid)
{
item = items[i];
break;
}
}
if (item == null)
{
item = new GPUSkinningPlayerResources();
items.Add(item);
}
if (item.anim == null)
{
item.anim = anim;
}
if (item.mesh == null)
{
item.mesh = mesh;
}
if (item.mtrl == null)
{
item.mtrl = new Material(originalMtrl);
}
if (item.texture == null)
{
item.texture = GPUSkinningUtil.CreateTexture2D(textureRawData, anim);
}
if (!item.players.Contains(player))
{
item.players.Add(player);
}
resources = item;
}
private void GenerateBonesGUID(GPUSkinningBone[] bones)
{
int numBones = bones == null ? 0 : bones.Length;
for (int i = 0; i < numBones; ++i)
{
string boneHierarchyPath = GPUSkinningUtil.BoneHierarchyPath(bones, i);
string guid = GPUSkinningUtil.MD5(boneHierarchyPath);
bones[i].guid = guid;
}
}
/// <summary>
/// 初始化PlayerMono设置：
/// 创建/查询对应的GPUSkinningPlayerResources，通过GPUSkinningPlayerManager管理
/// fzy remark：初始化存在潜在的开销问题，在首次生成PlayerMono时，Creating CullingBounds会产生较大的开销
/// </summary>
public void Init()
{
//player != null 表示已经初始化，return结束执行
if (player != null)
{
return;
}
GPUSkinningPlayerResources res = null;
//所有属性设置完毕，开始初始化
if (anim != null && mesh != null && mtrl != null && textureRawData != null)
{
//运行时，注册蒙皮网格、动画、材质等数据
if (Application.isPlaying)
{
playerManager.Register(anim, mesh, mtrl, textureRawData, this, out res);
}
else
{
//编辑时，创建蒙皮网格资源实例，保存数据
res = new GPUSkinningPlayerResources();
res.anim = anim;
res.mesh = mesh;
res.texture = GPUSkinningUtil.CreateTexture2D(textureRawData, anim);
res.texture.hideFlags = HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor;
//初始化Material（一共有6种Material）
//创建的Material和Texture不保存（游戏运行时在Project视图无法找到索引，游戏运行后销毁）
res.InitMaterial(mtrl, HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor);
}
player = new GPUSkinningPlayer(gameObject, res);
// 非运行状态设置为false（preview）
player.RootMotionEnabled = Application.isPlaying ? rootMotionEnabled : false;
player.LODEnabled = Application.isPlaying ? lodEnabled : false;
// 动画片段播放的设置
player.CullingMode = cullingMode;
if (anim != null && anim.clips != null && anim.clips.Length > 0)
{
player.Play(anim.clips[Mathf.Clamp(defaultPlayingClipIndex, 0, anim.clips.Length)].name);
}
}
// fzy add:
myRes = res;
mf = GetComponent <MeshFilter>();
mf.sharedMesh = mesh;
mr = GetComponent <MeshRenderer>();
SetMaterial(GPUSkinningPlayerResources.MaterialState.RootOff_BlendOff);
mpb = new MaterialPropertyBlock();
}
public void Init()
{
if (player != null)
{
return;
}
if (anim != null && mesh != null && mtrl != null && textureRawData != null)
{
GPUSkinningPlayerResources res = null;
if (Application.isPlaying)
{
//if (EZ.Global.gApp.CurScene != null && EZ.Global.gApp.CurScene.GetPlayerMgr() != null)
if (EZ.Global.gApp.CurScene != null)
{
m_PlayerMonoManager.Register(anim, mesh, mtrl, textureRawData, this, out res);
}
else
{
return;
}
}
else
{
res = new GPUSkinningPlayerResources();
res.anim = anim;
res.mesh = mesh;
res.InitMaterial(mtrl, HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor);
res.texture = GPUSkinningUtil.CreateTexture2D(textureRawData, anim);
res.texture.hideFlags = HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor;
}
player = new GPUSkinningPlayer(gameObject, res);
//player.RootMotionEnabled = Application.isPlaying ? rootMotionEnabled : false;
player.RootMotionEnabled = false;
//player.LODEnabled = Application.isPlaying ? lodEnabled : false;
player.LODEnabled = false;
player.CullingMode = cullingMode;
if (anim != null && anim.clips != null && anim.clips.Length > 0)
{
player.Play(anim.clips[Mathf.Clamp(defaultPlayingClipIndex, 0, anim.clips.Length)].name);
}
}
}
private void BakeAnimationsToTexture()
{
if (matricesTex != null)
{
Color[] colorBuffer = matricesTex.GetPixels();
int colorBufferIndex = 0;
hierarchyMatrices = new Matrix4x4[colorBuffer.Length / 3];
int hierarchyMatrixIndex = 0;
GPUSkinningUtil.ExtractBoneAnimMatrix(
gpuSkinning,
gpuSkinning.model.boneAnimations[0],
(animMat, hierarchyMat) =>
{
hierarchyMatrices[hierarchyMatrixIndex++] = hierarchyMat;
Color c = colorBuffer[colorBufferIndex];
c.r = animMat.m00; c.g = animMat.m01; c.b = animMat.m02; c.a = animMat.m03;
colorBuffer[colorBufferIndex++] = c;
c = colorBuffer[colorBufferIndex];
c.r = animMat.m10; c.g = animMat.m11; c.b = animMat.m12; c.a = animMat.m13;
colorBuffer[colorBufferIndex++] = c;
c = colorBuffer[colorBufferIndex];
c.r = animMat.m20; c.g = animMat.m21; c.b = animMat.m22; c.a = animMat.m23;
colorBuffer[colorBufferIndex++] = c;
},
(frameIndex) =>
{
if (frameIndex == 0)
{
numHierarchyMatricesPerFrame = hierarchyMatrixIndex;
numPixelsPerFrame = colorBufferIndex;
}
}
);
matricesTex.SetPixels(colorBuffer);
matricesTex.Apply(false, true);
}
}
private void DeleteInvalidJoints(GPUSkinningPlayerJoint[] joints)
{
if (joints != null)
{
for (int i = 0; i < joints.Length; ++i)
{
if (joints[i] != null)
{
for (int j = 0; j < joints[i].transform.childCount; ++j)
{
Transform child = joints[i].transform.GetChild(j);
child.parent = go.transform;
child.localPosition = Vector3.zero;
}
Object.DestroyImmediate(joints[i].transform.gameObject);
GPUSkinningUtil.MarkAllScenesDirty();
}
}
}
}
public override void Init(GPUSkinning gpuSkinning)
{
base.Init(gpuSkinning);
if (!SystemInfo.supportsComputeShaders)
{
return;
}
shaderPropID_Time = Shader.PropertyToID("_GameTime");
// Material
Shader shader = Shader.Find("Unlit/ProceduralModel");
if (!shader.isSupported)
{
return;
}
proceduralModelMaterial = new Material(shader);
proceduralModelMaterial.mainTexture = gpuSkinning.model.newMtrl.mainTexture;
// Vertices
int[] indices = gpuSkinning.model.newMesh.triangles;
Vector3[] vertices = gpuSkinning.model.newMesh.vertices;
Vector4[] tangents = gpuSkinning.model.newMesh.tangents;
Vector2[] uv = gpuSkinning.model.newMesh.uv;
verticesComputeBuffer = new ComputeBuffer(indices.Length, GPUSkinning_ComputeShader_Vertex.size);
var data = new GPUSkinning_ComputeShader_Vertex[indices.Length];
for (int i = 0; i < indices.Length; ++i)
{
var item = new GPUSkinning_ComputeShader_Vertex();
item.vertex = vertices[indices[i]];
item.tangents = tangents[indices[i]];
item.uv = uv[indices[i]];
data[i] = item;
}
verticesComputeBuffer.SetData(data);
numVertices_computeBuffer = data.Length;
// Global Data
var globalData = new GPUSkinning_CompueteShader_GlobalData();
globalData.fps = gpuSkinning.model.boneAnimations[0].fps;
globalData.animLength = gpuSkinning.model.boneAnimations[0].length;
// Bone Animation Matrices
List <GPUSkinning_ComputeShader_Matrix> cbMatricesList = new List <GPUSkinning_ComputeShader_Matrix>();
int matIndex = 0;
GPUSkinningUtil.ExtractBoneAnimMatrix(
gpuSkinning,
gpuSkinning.model.boneAnimations[0],
(animMat, hierarchyMat) =>
{
var matData = new GPUSkinning_ComputeShader_Matrix();
matData.mat = animMat;
cbMatricesList.Add(matData);
++matIndex;
},
(frameIndex) =>
{
if (frameIndex == 0)
{
globalData.oneFrameMatricesStride = matIndex;
}
}
);
matricesComputeBuffer = new ComputeBuffer(cbMatricesList.Count, GPUSkinning_ComputeShader_Matrix.size);
matricesComputeBuffer.SetData(cbMatricesList.ToArray());
// Global Data
globalDataComputeBuffer = new ComputeBuffer(1, GPUSkinning_CompueteShader_GlobalData.size);
globalDataComputeBuffer.SetData(new GPUSkinning_CompueteShader_GlobalData[] { globalData });
// Procedural Model Data
var modelData = new GPUSkinning_ComputeShader_Model[numProceduralInstances];
int numProceduralModelsPerRow = (int)Mathf.Sqrt(numProceduralInstances);
for (int i = 0; i < numProceduralInstances; ++i)
{
var aModelData = new GPUSkinning_ComputeShader_Model();
int row = i / numProceduralModelsPerRow;
int col = i - row * numProceduralModelsPerRow;
aModelData.pos = new Vector3(-row * proceduralModelGap, -1, -col * proceduralModelGap);
aModelData.time = Random.Range(0.0f, 10.0f);
modelData[i] = aModelData;
}
modelDataComputeBuffer = new ComputeBuffer(numProceduralInstances, GPUSkinning_ComputeShader_Model.size);
modelDataComputeBuffer.SetData(modelData);
// Draw Procedural Model
GPUSkinning_Camera.instance.onPostRender += Draw;
}
public override void Init(GPUSkinning gpuSkinning)
{
base.Init(gpuSkinning);
shaderPropID_Time = Shader.PropertyToID("_GameTime");
smr = gpuSkinning.GetComponentInChildren <SkinnedMeshRenderer>();
mesh = smr.sharedMesh;
// Init Bones
int numBones = smr.bones.Length;
bones = new GPUSkinning_Bone[numBones];
for (int i = 0; i < numBones; ++i)
{
GPUSkinning_Bone bone = new GPUSkinning_Bone();
bones[i] = bone;
bone.transform = smr.bones[i];
bone.name = bone.transform.gameObject.name;
bone.bindpose = mesh.bindposes[i] /*smr to bone*/;
}
// Construct Hierarchy
for (int i = 0; i < numBones; ++i)
{
if (bones[i].transform == smr.rootBone)
{
rootBoneIndex = i;
break;
}
}
System.Action <GPUSkinning_Bone> CollectChildren = null;
CollectChildren = (currentBone) =>
{
List <GPUSkinning_Bone> children = new List <GPUSkinning_Bone>();
for (int j = 0; j < currentBone.transform.childCount; ++j)
{
Transform childTransform = currentBone.transform.GetChild(j);
GPUSkinning_Bone childBone = GetBoneByTransform(childTransform);
if (childBone != null)
{
childBone.parent = currentBone;
children.Add(childBone);
CollectChildren(childBone);
}
}
currentBone.children = children.ToArray();
};
CollectChildren(bones[rootBoneIndex]);
// New MeshFilter MeshRenderer
mf = gpuSkinning.gameObject.AddComponent <MeshFilter>();
mr = gpuSkinning.gameObject.AddComponent <MeshRenderer>();
newMtrl = new Material(Shader.Find("Unlit/GPUSkinning"));
newMtrl.CopyPropertiesFromMaterial(smr.sharedMaterial);
mr.sharedMaterial = newMtrl;
// New Mesh
newMesh = new Mesh();
newMesh.vertices = mesh.vertices;
newMesh.tangents = GPUSkinningUtil.ExtractBoneWeights(mesh);
newMesh.uv = mesh.uv;
newMesh.triangles = mesh.triangles;
mf.sharedMesh = newMesh;
#if UNITY_EDITOR
// Extract bone animation data
int boneAnimationsCount = 0;
boneAnimations = new GPUSkinning_BoneAnimation[gpuSkinning.GetComponent <Animator>().runtimeAnimatorController.animationClips.Length];
foreach (AnimationClip animClip in gpuSkinning.GetComponent <Animator>().runtimeAnimatorController.animationClips)
{
GPUSkinning_BoneAnimation boneAnimation = ScriptableObject.CreateInstance <GPUSkinning_BoneAnimation>();
boneAnimation.fps = 60;
boneAnimation.animName = animClip.name;
boneAnimation.frames = new GPUSkinning_BoneAnimationFrame[(int)(animClip.length * boneAnimation.fps)];
boneAnimation.length = animClip.length;
boneAnimations[boneAnimationsCount++] = boneAnimation;
for (int frameIndex = 0; frameIndex < boneAnimation.frames.Length; ++frameIndex)
{
GPUSkinning_BoneAnimationFrame frame = new GPUSkinning_BoneAnimationFrame();
boneAnimation.frames[frameIndex] = frame;
float second = (float)(frameIndex) / (float)boneAnimation.fps;
List <GPUSkinning_Bone> bones2 = new List <GPUSkinning_Bone>();
List <Matrix4x4> matrices = new List <Matrix4x4>();
List <string> bonesHierarchyNames = null; if (boneAnimation.bonesHierarchyNames == null)
{
bonesHierarchyNames = new List <string>();
}
EditorCurveBinding[] curvesBinding = AnimationUtility.GetCurveBindings(animClip);
foreach (var curveBinding in curvesBinding)
{
GPUSkinning_Bone bone = GetBoneByHierarchyName(curveBinding.path);
if (bones2.Contains(bone))
{
continue;
}
bones2.Add(bone);
if (bonesHierarchyNames != null)
{
bonesHierarchyNames.Add(GetBoneHierarchyName(bone));
}
AnimationCurve curveRX = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalRotation.x");
AnimationCurve curveRY = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalRotation.y");
AnimationCurve curveRZ = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalRotation.z");
AnimationCurve curveRW = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalRotation.w");
AnimationCurve curvePX = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalPosition.x");
AnimationCurve curvePY = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalPosition.y");
AnimationCurve curvePZ = AnimationUtility.GetEditorCurve(animClip, curveBinding.path, curveBinding.type, "m_LocalPosition.z");
float curveRX_v = curveRX.Evaluate(second);
float curveRY_v = curveRY.Evaluate(second);
float curveRZ_v = curveRZ.Evaluate(second);
float curveRW_v = curveRW.Evaluate(second);
float curvePX_v = curvePX.Evaluate(second);
float curvePY_v = curvePY.Evaluate(second);
float curvePZ_v = curvePZ.Evaluate(second);
Vector3 translation = new Vector3(curvePX_v, curvePY_v, curvePZ_v);
Quaternion rotation = new Quaternion(curveRX_v, curveRY_v, curveRZ_v, curveRW_v);
NormalizeQuaternion(ref rotation);
matrices.Add(
Matrix4x4.TRS(translation, rotation, Vector3.one)
);
}
frame.bones = bones2.ToArray();
frame.matrices = matrices.ToArray();
if (boneAnimation.bonesHierarchyNames == null)
{
boneAnimation.bonesHierarchyNames = bonesHierarchyNames.ToArray();
}
}
}
// Save as ScriptableObject
AssetDatabase.CreateAsset(boneAnimations[0], "Assets/GPUSkinning/Resources/anim0.asset");
AssetDatabase.Refresh();
#else
// Read from ScriptableObject directly
boneAnimations = new GPUSkinning_BoneAnimation[] { Resources.Load("anim0") as GPUSkinning_BoneAnimation };
foreach (var boneAnimation in boneAnimations)
{
foreach (var frame in boneAnimation.frames)
{
int numBones2 = boneAnimation.bonesHierarchyNames.Length;
frame.bones = new GPUSkinning_Bone[numBones2];
for (int i = 0; i < numBones2; ++i)
{
frame.bones[i] = GetBoneByHierarchyName(boneAnimation.bonesHierarchyNames[i]);
}
}
}
#endif
// Spawn many models
if (spawnPoints != null)
{
List <GPUSkinning_SpawnObject> list = new List <GPUSkinning_SpawnObject>();
for (int i = 0; i < spawnPoints.Length; ++i)
{
for (int j = 0; j < spawnPoints[i].childCount; ++j)
{
GPUSkinning_SpawnObject spawnObject = new GPUSkinning_SpawnObject();
list.Add(spawnObject);
spawnObject.transform = spawnPoints[i].GetChild(j);
spawnObject.mf = spawnObject.transform.gameObject.AddComponent <MeshFilter>();
spawnObject.mr = spawnObject.transform.gameObject.AddComponent <MeshRenderer>();
spawnObject.mr.sharedMaterial = newMtrl;
spawnObject.mf.sharedMesh = newMesh;
}
}
spawnObjects = list.ToArray();
}
}
private void ConstructJoints()
{
if (joints == null)
{
GPUSkinningPlayerJoint[] existingJoints = go.GetComponentsInChildren <GPUSkinningPlayerJoint>();
GPUSkinningBone[] bones = res.anim.bones;
int numBones = bones == null ? 0 : bones.Length;
for (int i = 0; i < numBones; ++i)
{
GPUSkinningBone bone = bones[i];
if (bone.isExposed)
{
if (joints == null)
{
joints = new List <GPUSkinningPlayerJoint>();
}
bool inTheExistingJoints = false;
if (existingJoints != null)
{
for (int j = 0; j < existingJoints.Length; ++j)
{
if (existingJoints[j] != null && existingJoints[j].BoneGUID == bone.guid)
{
if (existingJoints[j].BoneIndex != i)
{
existingJoints[j].Init(i, bone.guid);
GPUSkinningUtil.MarkAllScenesDirty();
}
joints.Add(existingJoints[j]);
existingJoints[j] = null;
inTheExistingJoints = true;
break;
}
}
}
if (!inTheExistingJoints)
{
GameObject jointGo = new GameObject(bone.name);
jointGo.transform.parent = go.transform;
jointGo.transform.localPosition = Vector3.zero;
jointGo.transform.localScale = Vector3.one;
GPUSkinningPlayerJoint joint = jointGo.AddComponent <GPUSkinningPlayerJoint>();
joints.Add(joint);
joint.Init(i, bone.guid);
GPUSkinningUtil.MarkAllScenesDirty();
}
}
}
if (!Application.isPlaying)
{
#if UNITY_EDITOR
UnityEditor.EditorApplication.CallbackFunction DelayCall = null;
DelayCall = () =>
{
UnityEditor.EditorApplication.delayCall -= DelayCall;
DeleteInvalidJoints(existingJoints);
};
UnityEditor.EditorApplication.delayCall += DelayCall;
#endif
}
else
{
DeleteInvalidJoints(existingJoints);
}
}
}
//注册需要渲染的模型种类
public void Register(GPUSkinningAnimation anim, Mesh mesh, Material originalMtrl, TextAsset textureRawData, GPUSkinningPlayerMono player, out GPUSkinningPlayerResources resources)
{
resources = null;
if (anim == null || originalMtrl == null || textureRawData == null || player == null)
{
return;
}
// item完成初始化后赋值给resources
GPUSkinningPlayerResources item = null;
int numItems = items.Count;
//查询该anim是否已注册，根据guid（唯一标识符）判断
for (int i = 0; i < numItems; ++i)
{
if (items[i].anim.guid == anim.guid)
{
//找到已注册的Resources，赋值给item
item = items[i];
break;
}
}
#region 未找到，初始化赋值
if (item == null)
{
item = new GPUSkinningPlayerResources();
//Debug.Log("new");
items.Add(item);
}
if (item.anim == null)
{
item.anim = anim;
}
if (item.mesh == null)
{
item.mesh = mesh;
}
if (item.texture == null)
{
item.texture = GPUSkinningUtil.CreateTexture2D(textureRawData, anim);
}
item.InitMaterial(originalMtrl, HideFlags.None);
#endregion
//为player设置CullingBounds（在CullingGroup中）
if (!item.players.Contains(player))
{
item.players.Add(player);
// fzy delete:culling
//item.AddCullingBounds();
}
resources = item;
}
