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engines/hpl1/penumbra-overture/AttackHandler.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 Penumbra Overture.
+ */
+
+#ifndef GAME_ATTACK_HANDLER_H
+#define GAME_ATTACK_HANDLER_H
+
+#include "hpl1/engine/engine.h"
+
+#include "hpl1/penumbra-overture/GameTypes.h"
+
+using namespace hpl;
+
+class cInit;
+class cMapHandler;
+class cGameSwingDoor;
+
+//---------------------------
+
+#define eAttackTargetFlag_None 0
+#define eAttackTargetFlag_Player (1 << 0)
+#define eAttackTargetFlag_Enemy (1 << 1)
+#define eAttackTargetFlag_Bodies (1 << 2)
+
+typedef tFlag eAttackTargetFlag;
+
+//---------------------------
+
+class cAttackRayCallback : public iPhysicsRayCallback {
+public:
+	cAttackRayCallback();
+
+	void Reset();
+	bool OnIntersect(iPhysicsBody *pBody, cPhysicsRayParams *apParams);
+
+	eAttackTargetFlag mTarget;
+	iPhysicsBody *mpSkipBody;
+	iPhysicsBody *mpClosestBody;
+	float mfShortestDist;
+	cVector3f mvPosition;
+	bool mbSkipCharacter;
+};
+
+//---------------------------
+
+class cSplashDamageBlockCheck : public iPhysicsRayCallback {
+public:
+	cSplashDamageBlockCheck(cInit *apInit);
+
+	bool CheckBlock(const cVector3f &avStart, const cVector3f &avEnd);
+
+	bool BeforeIntersect(iPhysicsBody *pBody);
+	bool OnIntersect(iPhysicsBody *pBody, cPhysicsRayParams *apParams);
+
+private:
+	cInit *mpInit;
+	bool mbIntersected;
+};
+
+//---------------------------
+
+class cAttackHandler : public iUpdateable {
+public:
+	cAttackHandler(cInit *apInit);
+	~cAttackHandler();
+
+	bool CreateLineAttack(const cVector3f &avStart, const cVector3f &avEnd, float afDamage,
+						  eAttackTargetFlag aTarget, iPhysicsBody *apSkipBody,
+						  iPhysicsBody **apPickedBody = NULL);
+
+	bool CreateShapeAttack(iCollideShape *apShape, const cMatrixf &a_mtxOffset,
+						   const cVector3f &avOrigin, float afDamage,
+						   float afMinMass, float afMaxMass, float afMinImpulse, float afMaxImpulse,
+						   int alStrength,
+						   eAttackTargetFlag aTarget, iPhysicsBody *apSkipBody);
+
+	bool CreateLineDestroyBody(const cVector3f &avStart, const cVector3f &avEnd, float afStrength,
+							   float afForce, iPhysicsBody *apSkipBody, iPhysicsBody **apPickedBody = NULL);
+
+	void CreateSplashDamage(const cVector3f &avCenter, float afRadius, float afMinDamage,
+							float afMaxDamge, float afMinForce, float afMaxForce,
+							float afMaxImpulse,
+							unsigned int aTarget, float afMinMass,
+							int alStrength);
+
+	cGameSwingDoor *GetLastSwingDoor() { return mpLastSwingDoor; }
+
+	void OnStart();
+	void Update(float afTimeStep);
+	void Reset();
+
+private:
+	cInit *mpInit;
+	cMapHandler *mpMapHandler;
+
+	cGameSwingDoor *mpLastSwingDoor;
+
+	cAttackRayCallback mRayCallback;
+	cSplashDamageBlockCheck *mpSplashBlockCheck;
+};
+
+#endif // GAME_ATTACK_HANDLER_H