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engines/scumm/he/basketball/collision/bball_collision_cylinder.h
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engines/scumm/he/basketball/collision/bball_collision_cylinder.h
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef SCUMM_HE_BASKETBALL_COLLISION_BBALL_COLLISION_CYLINDER_H
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#define SCUMM_HE_BASKETBALL_COLLISION_BBALL_COLLISION_CYLINDER_H
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#ifdef ENABLE_HE
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#include "scumm/he/basketball/collision/bball_collision_object.h"
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#include "scumm/he/basketball/collision/bball_collision_stack.h"
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namespace Scumm {
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#define MAX_STEP_HEIGHT 50
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// An object's velocity can either be carried
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// out as straight or circular movement...
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enum EMovementType {
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kStraight = 0,
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kCircular = 1 // 2D circular motion along the horizon plane
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};
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class CCollisionCylinder : public ICollisionObject, public U32Cylinder {
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public:
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CCollisionCylinder() : ICollisionObject(kCylinder),
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height(0),
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_shieldRadius(0),
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_movementType(EMovementType::kStraight),
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_revCenter(nullptr),
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_positionSaved(false) {}
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~CCollisionCylinder() {}
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using ICollisionObject::getObjectDistance;
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float getObjectDistance(const CCollisionSphere &targetObject) const override;
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float getObjectDistance(const CCollisionBox &targetObject) const override;
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float getObjectDistance(const CCollisionCylinder &targetObject) const override;
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using ICollisionObject::testObjectIntersection;
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bool testObjectIntersection(const CCollisionSphere &targetObject, U32Distance3D *distance) const override;
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bool testObjectIntersection(const CCollisionBox &targetObject, U32Distance3D *distance) const override;
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bool testObjectIntersection(const CCollisionCylinder &targetObject, U32Distance3D *distance) const override;
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using ICollisionObject::validateCollision;
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bool validateCollision(const CCollisionCylinder &targetObject, U32Distance3D *distance) override;
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using ICollisionObject::backOutOfObject;
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bool backOutOfObject(const CCollisionBox &targetObject, U32Distance3D *distance, float *timeUsed) override;
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bool backOutOfObject(const CCollisionCylinder &targetObject, U32Distance3D *distance, float *timeUsed) override;
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using ICollisionObject::nudgeObject;
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bool nudgeObject(const CCollisionBox &targetObject, U32Distance3D *distance, float *timeUsed) override;
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bool nudgeObject(const CCollisionCylinder &targetObject, U32Distance3D *distance, float *timeUsed) override;
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using ICollisionObject::isCollisionHandled;
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bool isCollisionHandled(const CCollisionSphere &targetObject) const override { return false; };
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void handleCollisions(CCollisionObjectVector *collisionVector, float *timeUsed, bool advanceObject) override;
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void handleCollision(const CCollisionCylinder &targetCylinder, float *timeUsed, U32Distance3D *distance, bool advanceObject) override;
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void handleCollision(const CCollisionBox &targetBox, float *pTimeUsed, U32Distance3D *distance, bool advanceObject) override;
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using ICollisionObject::isOnObject;
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bool isOnObject(const CCollisionSphere &targetObject, const U32Distance3D &distance) const override;
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bool isOnObject(const CCollisionBox &targetObject, const U32Distance3D &distance) const override;
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bool isOnObject(const CCollisionCylinder &targetObject, const U32Distance3D &distance) const override;
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U32FltPoint3D findNearestPoint(const U32FltPoint3D &testPoint) const override;
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int getEquidistantPoint(U32FltPoint2D inPoint1, float distance1, U32FltPoint2D inPoint2, float distance2, U32FltPoint2D *outPoint1, U32FltPoint2D *outPoint2);
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U32BoundingBox getBoundingBox() const override;
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U32BoundingBox getBigBoundingBox() const override;
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void save() override;
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void restore() override;
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float height;
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float _shieldRadius; // Sometimes we may want ot temporarily increase a player's
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// effective collision radius. This value keeps track of
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// how much their radius has been increased by.
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EMovementType _movementType;
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const ICollisionObject *_revCenter; // If an object is moving with circular motion,
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// this is the object it is revolving around.
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U32FltPoint2D _revCenterPt; // This is the center of the _revCenter.
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protected:
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float getDimensionDistance(const CCollisionBox &targetObject, EDimension dimension) const;
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float getDimensionDistance(const CCollisionSphere &targetObject, EDimension dimension) const;
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float getDimensionDistance(const CCollisionCylinder &targetObject, EDimension dimension) const;
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private:
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bool _positionSaved;
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U32FltPoint3D _safetyPoint;
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U32FltVector3D _safetyVelocity;
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bool backStraightOutOfObject(const ICollisionObject &targetObject, U32Distance3D *distance, float *timeUsed);
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bool circleOutOfObject(const CCollisionBox &targetObject, U32Distance3D *distance, float *timeUsed);
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bool circleOutOfObject(const CCollisionCylinder &targetObject, U32Distance3D *distance, float *timeUsed);
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ERevDirection getRevDirection() const;
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using ICollisionObject::getPenetrationTime;
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float getPenetrationTime(const CCollisionBox &targetObject, const U32Distance3D &distance, EDimension dimension) const override;
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float getPenetrationTime(const CCollisionCylinder &targetObject, const U32Distance3D &distance, EDimension dimension) const override;
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float getPointOfCollision(const CCollisionBox &targetBox, U32Distance3D distance, EDimension dimension) const;
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void forceOutOfObject(const ICollisionObject &targetObject, U32Distance3D *distance);
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bool getCornerIntersection(const CCollisionBox &targetObject, const U32Distance3D &distance, U32FltPoint2D *intersection);
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};
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} // End of namespace Scumm
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#endif // ENABLE_HE
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#endif // SCUMM_HE_BASKETBALL_COLLISION_BBALL_COLLISION_CYLINDER_H
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