Engine directory for ticket #1

Engine/source/T3D/physics/bullet/btDebugDraw.h

@@ -0,0 +1,70 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#ifndef _T3D_PHYSICS_BTDEBUGDRAW_H_
+#define _T3D_PHYSICS_BTDEBUGDRAW_H_
+
+#ifndef _BULLET_H_
+#include "T3D/physics/bullet/bt.h"
+#endif
+
+class Frustum;
+
+
+class BtDebugDraw : public btIDebugDraw
+{
+protected:
+
+   /// The number of verts we've used in rendering.
+   U32 mVertexCount;
+
+   /// The frustum to use for culling or NULL.
+   const Frustum *mCuller;
+
+public:
+
+   BtDebugDraw()
+      :  mVertexCount( 0 ),
+         mCuller( NULL )
+   {
+   }
+
+   /// Sets the culler which we use to cull out primitives
+   /// that are completely offscreen.
+   void setCuller( const Frustum *culler ) { mCuller = culler; }
+
+   /// Call this after debug drawing to submit any
+   /// remaining primitives for rendering.
+   void flush();
+
+   // btIDebugDraw
+	virtual void drawLine( const btVector3 &from, const btVector3 &to, const btVector3 &color );
+   virtual void drawTriangle(const btVector3& v0,const btVector3& v1,const btVector3& v2,const btVector3& color, btScalar /*alpha*/);
+   virtual void drawContactPoint( const btVector3 &PointOnB, const btVector3 &normalOnB, btScalar distance, int lifeTime, const btVector3 &color );
+   virtual void reportErrorWarning( const char *warningString ) {}
+   virtual void draw3dText( const btVector3 &location, const char *textString ) {}
+   virtual void setDebugMode( int debugMode ) {}
+   virtual int getDebugMode() const { return DBG_DrawWireframe; }
+};
+
+
+#endif // _T3D_PHYSICS_BTDEBUGDRAW_H_