mirror of https://github.com/PrimeDecomp/prime.git
110 lines
2.4 KiB
C++
110 lines
2.4 KiB
C++
#ifndef _TCASTTO_HPP
|
|
#define _TCASTTO_HPP
|
|
|
|
#include "types.h"
|
|
|
|
class CEntity;
|
|
|
|
// clang-format off
|
|
#define TCASTTO_VISITORS \
|
|
VISIT(CActor) \
|
|
VISIT(CBallCamera) \
|
|
VISIT(CBomb) \
|
|
VISIT(CCinematicCamera) \
|
|
VISIT(CCollisionActor) \
|
|
VISIT(CDestroyableRock) \
|
|
VISIT(CEnergyProjectile) \
|
|
VISIT(CEntity) \
|
|
VISIT(CExplosion) \
|
|
VISIT(CFirstPersonCamera) \
|
|
VISIT(CFishCloud) \
|
|
VISIT(CGameCamera) \
|
|
VISIT(CGameLight) \
|
|
VISIT(CGameProjectile) \
|
|
VISIT(CHUDBillboardEffect) \
|
|
VISIT(CMetroidPrimeRelay) \
|
|
VISIT(CPathCamera) \
|
|
VISIT(CPatterned) \
|
|
VISIT(CPhysicsActor) \
|
|
VISIT(CPlayer) \
|
|
VISIT(CRepulsor) \
|
|
VISIT(CScriptActor) \
|
|
VISIT(CScriptActorKeyframe) \
|
|
VISIT(CScriptAiJumpPoint) \
|
|
VISIT(CScriptCameraHint) \
|
|
VISIT(CScriptCameraPitchVolume) \
|
|
VISIT(CScriptCameraWaypoint) \
|
|
VISIT(CScriptCoverPoint) \
|
|
VISIT(CScriptDebugCameraWaypoint) \
|
|
VISIT(CScriptDistanceFog) \
|
|
VISIT(CScriptDock) \
|
|
VISIT(CScriptDoor) \
|
|
VISIT(CScriptEffect) \
|
|
VISIT(CScriptGrapplePoint) \
|
|
VISIT(CScriptGunTurret) \
|
|
VISIT(CScriptMazeNode) \
|
|
VISIT(CScriptPickup) \
|
|
VISIT(CScriptPlatform) \
|
|
VISIT(CScriptPlayerHint) \
|
|
VISIT(CScriptPointOfInterest) \
|
|
VISIT(CScriptRoomAcoustics) \
|
|
VISIT(CScriptSound) \
|
|
VISIT(CScriptSpawnPoint) \
|
|
VISIT(CScriptSpecialFunction) \
|
|
VISIT(CScriptSpiderBallAttractionSurface) \
|
|
VISIT(CScriptSpiderBallWaypoint) \
|
|
VISIT(CScriptTargetingPoint) \
|
|
VISIT(CTeamAiMgr) \
|
|
VISIT(CScriptTimer) \
|
|
VISIT(CScriptTrigger) \
|
|
VISIT(CScriptVisorFlare) \
|
|
VISIT(CScriptWater) \
|
|
VISIT(CScriptWaypoint) \
|
|
VISIT(CSnakeWeedSwarm) \
|
|
VISIT(CScriptSpindleCamera) \
|
|
VISIT(CWallCrawlerSwarm) \
|
|
VISIT(CWeapon)
|
|
// clang-format on
|
|
|
|
#define VISIT(cls) class cls;
|
|
TCASTTO_VISITORS
|
|
#undef VISIT
|
|
|
|
class IVisitor {
|
|
public:
|
|
#define VISIT(cls) virtual void Visit(cls& p) = 0;
|
|
TCASTTO_VISITORS
|
|
#undef VISIT
|
|
};
|
|
|
|
template < class T >
|
|
class TCastToPtr : public IVisitor {
|
|
public:
|
|
TCastToPtr(CEntity* p);
|
|
TCastToPtr(CEntity& p);
|
|
operator T*() const { return ptr; }
|
|
|
|
#define VISIT(cls) void Visit(cls& p) override;
|
|
TCASTTO_VISITORS
|
|
#undef VISIT
|
|
|
|
private:
|
|
// Compiler picks the overload based on whether
|
|
// the passed pointer is convertible to T*
|
|
T* GetPtr(void* ptr) const { return nullptr; }
|
|
T* GetPtr(T* ptr) const { return ptr; }
|
|
|
|
T* ptr;
|
|
};
|
|
|
|
template < typename T >
|
|
const T* TCastToConstPtr(const CEntity* p) {
|
|
return TCastToPtr(const_cast< CEntity* >(p));
|
|
}
|
|
template < typename T >
|
|
const T* TCastToConstPtr(const CEntity& p) {
|
|
return TCastToPtr(const_cast< CEntity* >(&p));
|
|
}
|
|
|
|
#endif
|