BaseAmmo.cpp

/***********************************************************
Copyright © Vitaliy Buturlin, Evgeny Danilovich, 2017, 2018
See the license in LICENSE
***********************************************************/

#include "BaseAmmo.h"
#include "Tracer.h"
#include "BaseTool.h"
#include <particles/sxparticles.h>
#include <decals/sxdecals.h>
#include <BulletCollision/NarrowPhaseCollision/btRaycastCallback.h>

/*! \skydocent base_ammo
Базовый класс для патронов
*/

BEGIN_PROPTABLE(CBaseAmmo)
	//! Начальная скорость пули
	DEFINE_FIELD_FLOAT(m_fStartSpeed, PDFF_NOEDIT | PDFF_NOEXPORT, "start_speed", "", EDITOR_NONE)
	//! Масса пули, кг
	DEFINE_FIELD_FLOAT(m_fBulletMass, PDFF_NOEDIT | PDFF_NOEXPORT, "bullet_mass", "", EDITOR_NONE)
	//! Бронебойность
	DEFINE_FIELD_FLOAT(m_fArmorPiercing, PDFF_NOEDIT | PDFF_NOEXPORT, "armor_piercing", "", EDITOR_NONE)
	//! Экспансивная?
	DEFINE_FIELD_BOOL(m_isExpansive, PDFF_NOEDIT | PDFF_NOEXPORT, "is_expansive", "", EDITOR_NONE)
	//! Разрывная?
	DEFINE_FIELD_BOOL(m_isBursting, PDFF_NOEDIT | PDFF_NOEXPORT, "is_bursting", "", EDITOR_NONE)
END_PROPTABLE()

REGISTER_ENTITY_NOLISTING(CBaseAmmo, base_ammo);

struct AllHitsNotMeRayResultCallback: public btCollisionWorld::AllHitsRayResultCallback
{
	AllHitsNotMeRayResultCallback(btCollisionObject* me, const btVector3&	rayFromWorld, const btVector3&	rayToWorld):
		AllHitsRayResultCallback(rayFromWorld, rayToWorld)
	{
		m_me = me;
	}

	virtual	btScalar	addSingleResult(btCollisionWorld::LocalRayResult& rayResult, bool normalInWorldSpace)
	{
		//printf("%f\n", rayResult.m_hitFraction);
		if(rayResult.m_collisionObject == m_me)
		{
			return 1.0;
		}
		if(rayResult.m_localShapeInfo)
		{
			m_shapeInfos.push_back(*rayResult.m_localShapeInfo);
		}
		else
		{
			m_shapeInfos.push_back({-1, -1});
		}
		return(AllHitsRayResultCallback::addSingleResult(rayResult, normalInWorldSpace));
	}
	Array<btCollisionWorld::LocalShapeInfo> m_shapeInfos;
protected:
	btCollisionObject* m_me;
};

CBaseAmmo::CBaseAmmo(CEntityManager * pMgr):
	BaseClass(pMgr),
	m_fStartSpeed(0.0f),
	m_fBulletMass(0.0f),
	m_fArmorPiercing(0.0f),
	m_fNextBarrierDepth(0.0f)
{
	m_bPickable = false;