BGE: Add option to return UV coordinates aofthe hit point to KX_GameObject::rayCast(). Details in PyDoc.

2 files changed, 20 insertions, 2 deletions

diff --git a/source/gameengine/Physics/common/PHY_DynamicTypes.h b/source/gameengine/Physics/common/PHY_DynamicTypes.h
index 7ce40001af7..08d94a2850a 100644
--- a/source/gameengine/Physics/common/PHY_DynamicTypes.h
+++ b/source/gameengine/Physics/common/PHY_DynamicTypes.h
@@ -22,6 +22,20 @@ subject to the following restrictions:
 struct KX_ClientObjectInfo;
 class PHY_Shape;
 
+struct	PHY__Vector2
+{
+	float	m_vec[2];
+
+	operator const float* () const 
+	{ 
+		return &m_vec[0];
+	}	
+	operator float* () 
+	{ 
+		return &m_vec[0];
+	}	
+};
+
 struct	PHY__Vector3
 {
 	float	m_vec[4];
diff --git a/source/gameengine/Physics/common/PHY_IPhysicsEnvironment.h b/source/gameengine/Physics/common/PHY_IPhysicsEnvironment.h
index 291dac298dc..86e72c70bb7 100644
--- a/source/gameengine/Physics/common/PHY_IPhysicsEnvironment.h
+++ b/source/gameengine/Physics/common/PHY_IPhysicsEnvironment.h
@@ -52,6 +52,8 @@ struct PHY_RayCastResult
 	const RAS_MeshObject*	m_meshObject;	// !=NULL for mesh object (only for Bullet controllers) 
 	int						m_polygon;		// index of the polygon hit by the ray,
 											// only if m_meshObject != NULL
+	int                     m_hitUVOK;		// !=0 if UV coordinate in m_hitUV is valid
+	PHY__Vector2			m_hitUV;		// UV coordinates of hit point
 };
 
 /**
@@ -64,6 +66,7 @@ class PHY_IRayCastFilterCallback
 public:
 	PHY_IPhysicsController* m_ignoreController;
 	bool					m_faceNormal;
+	bool					m_faceUV;
 
 	virtual		~PHY_IRayCastFilterCallback()
 	{
@@ -76,9 +79,10 @@ public:
 
 	virtual void reportHit(PHY_RayCastResult* result) = 0;
 
-	PHY_IRayCastFilterCallback(PHY_IPhysicsController* ignoreController, bool faceNormal=false) 
+	PHY_IRayCastFilterCallback(PHY_IPhysicsController* ignoreController, bool faceNormal=false, bool faceUV=false) 
 		:m_ignoreController(ignoreController),
-		m_faceNormal(faceNormal)
+		m_faceNormal(faceNormal),
+		m_faceUV(faceUV)
 	{
 	}