*

LifeGraphics/BoneTransform.h

@@ -0,0 +1,65 @@
+#ifndef BoneTransform_h__
+#define BoneTransform_h__
+#include "math/LifeMath.h"
+
+namespace LifeGraphics
+{
+	struct BoneTransform
+	{
+	public:
+		int boneId;
+		LifeMath::float3 Translation;
+		LifeMath::Quaternion Rotation;
+
+		BoneTransform()
+			:boneId(0)
+		{
+		}
+
+		BoneTransform operator =(const BoneTransform& right)
+		{
+			boneId = right.boneId;
+			Translation = right.Translation;
+			Rotation = right.Rotation;
+			return *this;
+		}
+
+		BoneTransform operator *(const BoneTransform& right)
+		{
+			BoneTransform bt;
+			bt.Translation = Translation + right.Translation;
+			bt.Rotation = Rotation * right.Rotation;
+			return bt;
+		}
+
+		LifeMath::float4x4 GetMatrix()
+		{
+			LifeMath::float4x4 rot;
+			LifeMath::float4x4 trans;
+			LifeMath::Mat4x4RotationQuaternion(Rotation, rot);
+			LifeMath::Mat4x4Translation(Translation, trans);
+			return rot*trans;
+		}
+
+		LifeMath::float4x4 GetMatrixInvert()
+		{
+			LifeMath::float4x4 rot;
+			LifeMath::float4x4 trans;
+			LifeMath::Mat4x4RotationQuaternion(Rotation, rot);
+			LifeMath::Mat4x4Translation(Translation, trans);
+			LifeMath::float4x4 transform = rot * trans;
+			transform = LifeMath::Mat4x4Invert(&transform);
+			return transform;
+		}
+
+		BoneTransform GetInverted()
+		{
+			BoneTransform tr;
+			tr.Translation = -this->Translation;
+			tr.Rotation = this->Rotation;
+			QuatInvert(tr.Rotation);
+			return tr;
+		}
+	};
+}
+#endif // BoneTransform_h__