Ejemplos de CParticleSystem::UpdateSystem en C++ (Cpp)

Ejemplo n.º 1

Archivo: r_particle.cpp Proyecto: XashDev/XashXT

void CParticleSystemManager :: UpdateSystems( void )
{
	float		frametime;
	static int	framecount = -1;
	AURSTATE		state;

	// HACKHACK: don't evaluate particles when executes many times at same frame
	// e.g. mirror rendering
	if( framecount != tr.realframecount )
	{
		frametime = RI.refdef.frametime;
		framecount = tr.realframecount;
	}
	else frametime = 0.0f;
	
	CParticleSystem *pSystem;
	CParticleSystem *pLast = NULL;

	pSystem = m_pFirstSystem;

	while( pSystem )
	{
		state = pSystem->UpdateSystem( frametime );

		if( state != AURORA_REMOVE )
		{
			if( state == AURORA_DRAW )
				pSystem->DrawSystem();

			pLast = pSystem;
			pSystem = pSystem->m_pNextSystem;
		}
		else
		{
			// delete this system
			if( pLast )
			{
				pLast->m_pNextSystem = pSystem->m_pNextSystem;
				delete pSystem;
				pSystem = pLast->m_pNextSystem;
			}
			else
			{
				// deleting the first system
				m_pFirstSystem = pSystem->m_pNextSystem;
				delete pSystem;
				pSystem = m_pFirstSystem;
			}
		}
	}

	gEngfuncs.pTriAPI->RenderMode(kRenderNormal);
}