collision.h

/* 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/>.
 *
 */

#ifndef TWINE_SCENE_COLLISION_H
#define TWINE_SCENE_COLLISION_H

#include "common/scummsys.h"
#include "twine/shared.h"

namespace TwinE {

class ActorStruct;
struct ExtraListStruct;
class TwinEEngine;

class Collision {
private:
    TwinEEngine *_engine;

    void handlePushing(IVec3 &processActor, const IVec3 &minsTest, const IVec3 &maxsTest, ActorStruct *actor, ActorStruct *actorTest);

    IVec3 _processCollision; // SaveNxw, SaveNyw, SaveNzw
public:
    Collision(TwinEEngine *engine);
    IVec3 _collision; // YMap

    bool checkZvOnZv(int32 actorIdx1, int32 actorIdx2) const;

    int32 boundRuleThree(int32 start, int32 end, int32 maxDelay, int32 delay) const;

    void reajustPos(IVec3 &processActor, ShapeType brickShape) const;

    int32 checkObjCol(int32 actorIdx);
    bool checkValidObjPos(int32 actorIdx);

    void setCollisionPos(const IVec3 &pos);
    uint32 doCornerReajustTwinkel(ActorStruct *actor, int32 x, int32 y, int32 z, int32 damageMask);

    uint32 doCornerReajust(ActorStruct *actor, int32 x, int32 y, int32 z, int32 damageMask);

    void receptionObj(int actorIdx);

    int32 extraCheckObjCol(ExtraListStruct *extra, int32 actorIdx);

    bool fullWorldColBrick(int32 x, int32 y, int32 z, const IVec3 &oldPos);

    int32 extraCheckExtraCol(ExtraListStruct *extra, int32 extraIdx) const;
};

} // namespace TwinE
#endif