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CryAnimation/BoneLightDynamicBind.h

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+#ifndef _BONE_LIGHT_DYNAMIC_BIND_HDR_
+#define _BONE_LIGHT_DYNAMIC_BIND_HDR_
+
+//////////////////////////////////////////////////////////////////////////
+// this is used to bind the light sources dynamically.
+// it can update the light source's position and rotation
+// based on the relative position and rotation and the bone matrix
+class CBoneLightDynamicBind
+{
+public:
+
+	// returns the index of the bone to which the light source is bound
+	unsigned getBone() const {return m_nBone;}
+
+	// initializes this object out of the given DLight structure and bone index
+	// this is one-time call that is only required for construction out of the DLight
+	// to initialize the constant parameters
+	void init (ICryCharInstance* pParent, CDLight* pDLight, unsigned nBone, const Matrix44& matBone, bool bCopyLight);
+	// deletes the light object, if needed
+	void done();
+
+	// per-frame update of the DLight structure. Updates the light position and radius
+	void updateDLight (const Matrix44& matBone, const Matrix44& matModel, float fRadiusMultiplier);
+
+	void debugDraw (const Matrix44& matBone, const Matrix44& matModel);
+
+	// returns true if this light source is local (affects only the character)
+	bool isLocal()const;
+
+	bool isHeatSource()const;
+	bool isLightSource()const;
+
+	CDLight* getDLight() {return m_pDLight;}
+
+protected:
+	CDLight* m_pDLight;
+	// the bone to which this light is attached
+	unsigned m_nBone;
+	// the original DLight radius
+	float m_fRadius;
+	unsigned m_nDLightFlags;
+	// the matrix in bone's coordinates
+	Matrix44 m_matLight; // transform matrix of the light in the bone CS
+	// should we delete the light upon final destruction of this object?
+	bool m_bDeleteLight;
+};
+
+
+#endif