1 files changed, 213 insertions, 0 deletions
diff --git a/Runtime/Filters/Deformation/SkinnedMeshFilter.h b/Runtime/Filters/Deformation/SkinnedMeshFilter.h
new file mode 100644
index 0000000..d20d304
--- /dev/null
+++ b/Runtime/Filters/Deformation/SkinnedMeshFilter.h
@@ -0,0 +1,213 @@
+#ifndef SKINNEDMESHFILTER_H
+#define SKINNEDMESHFILTER_H
+
+#include "Runtime/Filters/Renderer.h"
+#include "Runtime/Graphics/Transform.h"
+#include "Runtime/Filters/Mesh/Mesh.h"
+#include "Runtime/Geometry/AABB.h"
+#include "Configuration/UnityConfigure.h"
+#include "Runtime/GfxDevice/GfxDeviceTypes.h"
+#include "Runtime/Utilities/LinkedList.h"
+#include "Runtime/Utilities/dynamic_array.h"
+#include "Runtime/GfxDevice/GPUSkinningInfo.h"
+#include "Runtime/Modules/ExportModules.h"
+#include "Runtime/BaseClasses/NamedObject.h"
+
+class Mesh;
+class Animation;
+class VBO;
+namespace Unity { class SkinnedCloth; }
+struct SkinMeshInfo;
+struct CalculateSkinMatricesTask;
+
+class EXPORT_COREMODULE SkinnedMeshRenderer : public Renderer
+{
+	PPtr<Mesh>						m_Mesh;
+	Mesh*							m_CachedMesh;
+
+	// Bones for non-optimized mode
+	dynamic_array<PPtr<Transform> > m_Bones;
+	PPtr<Transform>                 m_RootBone;
+	// Bones for optimized mode
+	dynamic_array<UInt16>			m_SkeletonIndices;
+
+	Unity::Component*				m_CachedAnimator;
+	
+	UInt32                          m_CachedBlendShapeCount;
+	dynamic_array<float>			m_BlendShapeWeights;
+
+	AABB                            m_AABB;
+	int                             m_Quality;	///< enum { Auto = 0, 1 Bone = 1, 2 Bones = 2, 4 Bones = 4  } Number of bones to use per vertex during skinning.
+	bool                            m_UpdateWhenOffscreen;///< Unity will calculate an accurate bounding volume representation every frame.
+	bool                            m_DirtyAABB;
+	bool 						    m_Visible;
+	
+	VBO*							m_VBO;
+	dynamic_array<UInt8>			m_SkinnedVertices;
+	UInt32							m_ChannelsInVBO;
+	bool							m_SourceMeshDirty;
+	bool							m_UpdateBeforeRendering;
+	SkinnedCloth*					m_Cloth;
+
+	GPUSkinningInfo*				m_MemExportInfo;
+
+	ListNode<Object>			m_MeshNode;
+	
+#if UNITY_EDITOR
+	float m_CachedSurfaceArea;
+#endif
+	
+#if UNITY_EDITOR || SUPPORT_REPRODUCE_LOG
+	PPtr<Animation>					m_DeprecatedDisableAnimationWhenOffscreen;
+#endif
+
+	ListNode<SkinnedMeshRenderer> m_SkinNode;
+	void DirtyAndClearCache ();
+
+public:
+	
+	int GetBonesPerVertexCount ();
+
+	REGISTER_DERIVED_CLASS (SkinnedMeshRenderer, Renderer)
+	DECLARE_OBJECT_SERIALIZE (SkinnedMeshRenderer)
+
+	SkinnedMeshRenderer (MemLabelId label, ObjectCreationMode mode);
+	// ~SkinnedMeshRenderer (); declared-by-macro
+	
+	virtual void Reset ();
+
+	static void InitializeClass ();
+	static void CleanupClass ();
+	virtual void AwakeFromLoad(AwakeFromLoadMode mode);
+	virtual void Deactivate (DeactivateOperation operation);
+	
+	void Setup (Mesh* lodmesh, const dynamic_array<PPtr<Transform> >& state);
+
+	enum SkinningFlags
+	{
+		SF_None				= 0,
+		SF_NoUpdateVBO		= 1 << 0,
+		SF_ReadbackBuffer	= 1 << 1,
+		SF_ClothPlaying		= 1 << 2,
+		SF_AllowMemExport	= 1 << 3,
+	};
+
+	enum UpdateType
+	{
+		kUpdateCloth,
+		kUpdateNonCloth
+	};
+
+	bool PrepareSkinCommon( UInt32 requiredChannels, int flags, SkinMeshInfo& skin, CalculateSkinMatricesTask* calcSkinMatricesTask=NULL );
+	bool PrepareSkinPS3( UInt32 requiredChannels, int flags, SkinMeshInfo& skin, CalculateSkinMatricesTask* calcSkinMatricesTask=NULL );
+	bool PrepareSkinGPU( UInt32 requiredChannels, int flags, SkinMeshInfo& skin, CalculateSkinMatricesTask* calcSkinMatricesTask=NULL );
+	bool PrepareSkin( UInt32 requiredChannels, int flags, SkinMeshInfo& skin, CalculateSkinMatricesTask* calcSkinMatricesTask=NULL );
+
+	bool SkinMesh( SkinMeshInfo& skin, bool lastMemExportThisFrame, UInt32 cpuFence, int flags );
+	bool SkinMeshImmediate( UInt32 requiredChannels );
+
+	bool CalculateAnimatedPoses (Matrix4x4f* poses, size_t size);
+
+#if UNITY_EDITOR
+	float GetCachedSurfaceArea ();
+	bool GetSkinnedVerticesAndNormals (dynamic_array<Vector3f>* vertices, dynamic_array<Vector3f>* normals);
+	bool CalculateVertexBasedBounds (const Matrix4x4f* poseMatrices, MinMaxAABB& output);
+#endif
+
+	void SetUpdateWhenOffscreen (bool onlyIfVisible);
+	bool GetUpdateWhenOffscreen () { return m_UpdateWhenOffscreen; }
+	
+	void SetDisableAnimationWhenOffscreen (Animation* animation);
+	Animation* GetDisableAnimationWhenOffscreen ();
+
+	const dynamic_array<PPtr<Transform> >& GetBones () const { return m_Bones; }
+	void SetBones (const dynamic_array<PPtr<Transform> >& bones);
+
+	bool IsOptimized () { return m_Bones.size()==0 && GetBindposeCount()>0; }
+	// Before invoking this function, please make sure the SkinnedMeshRenderer is in optimized mode.
+	const dynamic_array<UInt16>& GetSkeletonIndices();
+	
+	int GetBindposeCount () const;
+	int GetBoneCount () const { return m_Bones.size(); }
+
+	void SetQuality (int quality);
+	int GetQuality () { return m_Quality; }
+
+	void SetMesh (Mesh*  mesh);
+	Mesh* GetMesh ();
+	
+	void SetCloth (SkinnedCloth *value) { m_Cloth = value; }
+	void SetRootBone (Transform* rootBone) { m_RootBone = rootBone; }
+	Transform* GetRootBone () { return m_RootBone; }
+	
+	Transform& GetActualRootBone ();
+	
+	static void UpdateAllSkinnedMeshes(UpdateType updateType, dynamic_array<SkinnedMeshRenderer*>* outMeshes = NULL);
+	static void UploadSkinnedClothes(const dynamic_array<SkinnedMeshRenderer*>& skinnedMeshes);
+	void ReadSkinningDataForCloth(const SkinMeshInfo& skin);
+#if UNITY_EDITOR
+	void UpdateClothDataForEditing(const SkinMeshInfo& skin);
+#endif
+	
+	/// Handlers so we only skin when somebody sees us. 
+	virtual void BecameVisible ();
+	virtual void BecameInvisible ();
+	
+	#if UNITY_EDITOR || SUPPORT_REPRODUCE_LOG
+	void HandleOldSkinnedFilter ();
+	#endif
+
+	virtual void UpdateTransformInfo();
+
+	void SetLocalAABB(const AABB& bounds);
+	void GetSkinnedMeshLocalAABB(AABB& bounds);
+	
+	void DidDeleteMesh ();
+	void DidModifyMesh ();
+	void UpdateCachedMesh ();
+	
+	void BakeMesh (Mesh& mesh);
+	
+	virtual void Render (int materialIndex, const ChannelAssigns& channels);
+
+	float GetBlendShapeWeight(UInt32 index) const;
+	void SetBlendShapeWeight(UInt32 index, float weight);
+	
+#if ENABLE_PROFILER	
+	static int GetVisibleSkinnedMeshRendererCount ();
+#endif
+
+	bool DoesQualifyForMemExport() const;
+
+	bool CalculateRootLocalSpaceBounds (MinMaxAABB& minMaxAAbb);
+
+	void UnloadVBOFromGfxDevice();
+	void ReloadVBOToGfxDevice();
+
+protected:
+
+	size_t GetValidBlendShapeWeightCount () const;
+	
+	bool ShouldRecalculateBoundingVolumeEveryFrame () { return m_UpdateWhenOffscreen || m_RootBone.GetInstanceID() != 0; }
+	
+	
+	// Puts the renderer into the queue of all visible skinned meshes depending on if it is currently visible.
+	void UpdateVisibleSkinnedMeshQueue (bool active);
+	
+	bool CalculateAnimatedPosesWithRoot (const Matrix4x4f& rootMatrix, Matrix4x4f* poses, size_t size);
+	// Main thread only.
+	bool CalculateSkinningMatrices (const Matrix4x4f& rootPose, Matrix4x4f* poses, size_t size);
+
+	bool PrepareVBO (bool hasSkin, bool hasBlendshape, bool doMemExport, int flags);
+
+	virtual void UpdateRenderer();
+
+	Unity::Component* GetAnimator ();
+	void CreateCachedAnimatorBinding ();
+	void ClearCachedAnimatorBinding ();
+	bool CalculateBoneBasedBounds (const Matrix4x4f* animatedPoses, size_t size, MinMaxAABB& output);
+
+	static void AnimatorModifiedCallback(void* userData, void* sender, int eventID);
+};
+
+#endif