Big patches:

Erwin Coumans: Abstract the physics engine
Charlie C: Joystick fixes
Me: Moved the ray cast (shadows, mouse sensor & ray sensor)

1 files changed, 107 insertions, 0 deletions

diff --git a/source/gameengine/Ketsji/KX_RayCast.h b/source/gameengine/Ketsji/KX_RayCast.h
new file mode 100644
index 00000000000..8bb21e28aca
--- /dev/null
+++ b/source/gameengine/Ketsji/KX_RayCast.h
@@ -0,0 +1,107 @@
+/**
+ * $Id$
+ *
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ */
+
+#ifndef __KX_RAYCAST_H__
+#define __KX_RAYCAST_H__
+
+class MT_Point3;
+class MT_Vector3;
+class KX_IPhysicsController;
+class PHY_IPhysicsEnvironment;
+
+struct KX_ClientObjectInfo;
+
+/**
+ *  Defines a function for doing a ray cast.
+ *
+ *  eg KX_RayCast::RayTest(ignore_physics_controller, physics_environment, frompoint, topoint, result_point, result_normal, KX_RayCast::Callback<KX_MyClass>(this, data)
+ *
+ *  Calls myclass->RayHit(client, hit_point, hit_normal, data) for all client
+ *  between frompoint and topoint
+ *
+ *  myclass->RayHit should return true to end the raycast, false to ignore the current client.
+ *
+ *  Returns true if a client was accepted, false if nothing found.
+ */
+class KX_RayCast
+{
+protected:
+	KX_RayCast() {};
+public:
+	virtual ~KX_RayCast() {}
+
+	/** ray test callback.
+	 *  either override this in your class, or use a callback wrapper.
+	 */
+	virtual bool RayHit(KX_ClientObjectInfo* client, MT_Point3& hit_point, MT_Vector3& hit_normal) const = 0;
+
+	/** 
+	 *  Callback wrapper.
+	 *
+	 *  Construct with KX_RayCast::Callback<MyClass>(this, data)
+	 *  and pass to KX_RayCast::RayTest
+	 */
+	template<class T> class Callback;
+	
+	/// Public interface.
+	/// Implement bool RayHit in your class to receive ray callbacks.
+	static bool RayTest(KX_IPhysicsController* physics_controller, 
+		PHY_IPhysicsEnvironment* physics_environment, 
+		const MT_Point3& _frompoint, 
+		const MT_Point3& topoint, 
+		MT_Point3& result_point, 
+		MT_Vector3& result_normal, 
+		const KX_RayCast& callback);
+	
+};
+
+template<class T> class KX_RayCast::Callback : public KX_RayCast
+{
+	T *self;
+	void *data;
+public:
+	Callback(T *_self, void *_data = NULL)
+		: self(_self),
+		data(_data)
+	{
+	}
+	
+	~Callback() {}
+	
+	virtual bool RayHit(KX_ClientObjectInfo* client, MT_Point3& hit_point, MT_Vector3& hit_normal) const
+	{
+		return self->RayHit(client, hit_point, hit_normal, data);
+	}
+};
+	
+
+#endif