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engines/hpl1/engine/impl/PhysicsMaterialNewton.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#ifndef HPL_PHYSICS_MATERIAL_NEWTON_H
+#define HPL_PHYSICS_MATERIAL_NEWTON_H
+
+#include "hpl1/engine/libraries/newton/Newton.h"
+
+#include "hpl1/engine/physics/PhysicsMaterial.h"
+
+namespace hpl {
+
+class iPhysicsBody;
+class cPhysicsContactData;
+
+class cPhysicsMaterialNewton : public iPhysicsMaterial {
+public:
+	cPhysicsMaterialNewton(const tString &asName, iPhysicsWorld *apWorld, int alMatId = -1);
+	~cPhysicsMaterialNewton();
+
+	void SetElasticity(float afElasticity);
+	float GetElasticity() const;
+	void SetStaticFriction(float afElasticity);
+	float GetStaticFriction() const;
+	void SetKineticFriction(float afElasticity);
+	float GetKineticFriction() const;
+
+	void SetFrictionCombMode(ePhysicsMaterialCombMode aMode);
+	ePhysicsMaterialCombMode GetFrictionCombMode() const;
+	void SetElasticityCombMode(ePhysicsMaterialCombMode aMode);
+	ePhysicsMaterialCombMode GetElasticityCombMode() const;
+
+	void UpdateMaterials();
+
+	int GetId() { return mlMaterialId; }
+
+private:
+	float Combine(ePhysicsMaterialCombMode aMode, float afX, float afY);
+
+	static int BeginContactCallback(const NewtonMaterial *material,
+									const NewtonBody *apBody1, const NewtonBody *apBody2, int32);
+	static void ProcessContactCallback(const NewtonJoint *joint, float, int32);
+
+	NewtonWorld *mpNewtonWorld;
+
+	int mlMaterialId;
+
+	ePhysicsMaterialCombMode mFrictionMode;
+	ePhysicsMaterialCombMode mElasticityMode;
+
+	float mfElasticity;
+	float mfStaticFriction;
+	float mfKineticFriction;
+};
+
+} // namespace hpl
+
+#endif // HPL_PHYSICS_MATERIAL_NEWTON_H