C++ EHANDLE::GetAbsAngles方法代码示例

//-----------------------------------------------------------------------------
// Purpose: Draws magic lines...
//-----------------------------------------------------------------------------
void CPointAngularVelocitySensor::DrawDebugLines( void )
{
	if ( m_hTargetEntity )
	{
		Vector vForward, vRight, vUp;
		AngleVectors( m_hTargetEntity->GetAbsAngles(), &vForward, &vRight, &vUp );

		NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + vForward * 64, 255, 0, 0, false, 0 );
		NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + vRight * 64, 0, 255, 0, false, 0 );
		NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + vUp * 64, 0, 0, 255, false, 0 );
	}

	if ( m_bUseHelper == true )
	{
		QAngle Angles;
		Vector vAxisForward, vAxisRight, vAxisUp;

		Vector vLine = m_vecAxis - GetAbsOrigin();

		VectorNormalize( vLine );

		VectorAngles( vLine, Angles );
		AngleVectors( Angles, &vAxisForward, &vAxisRight, &vAxisUp );

		NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + vAxisForward * 64, 255, 0, 0, false, 0 );
		NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + vAxisRight * 64, 0, 255, 0, false, 0 );
		NDebugOverlay::Line( GetAbsOrigin(), GetAbsOrigin() + vAxisUp * 64, 0, 0, 255, false, 0 );
	}
}

//------------------------------------------------------------------------------
// Purpose:
//------------------------------------------------------------------------------
void CPointCommentaryNode::FinishCommentary( bool bBlendOut )
{
	CBasePlayer *pPlayer = GetCommentaryPlayer();
	if ( !pPlayer )
		return;

	// Fire off our postcommands
	if ( m_iszPostCommands != NULL_STRING )
	{
		g_CommentarySystem.SetCommentaryConvarsChanging( true );
		engine->ClientCommand( pPlayer->edict(), STRING(m_iszPostCommands) );
		engine->ClientCommand( pPlayer->edict(), "commentary_cvarsnotchanging\n" );
	}

	// Stop the commentary
	m_flFinishedTime = gpGlobals->curtime;

	if ( bBlendOut && m_hViewPositionMover )
	{
 		m_bActive = false;
		m_flPlaybackRate = 1.0;
		m_vecFinishOrigin = m_hViewPositionMover->GetAbsOrigin();
		m_vecFinishAngles = m_hViewPositionMover->GetAbsAngles();

		m_bPreventChangesWhileMoving = true;

		// We've moved away from the player's position. Move back to it before ending
		SetContextThink( &CPointCommentaryNode::UpdateViewPostThink, gpGlobals->curtime, s_pCommentaryUpdateViewThink );
		return;
	}

	CleanupPostCommentary();
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void C_ScriptIntro::ClientThink( void )
{
	Assert( m_IntroData.m_Passes.Count() <= 2 );

	if ( m_hCameraEntity )
	{
		m_IntroData.m_vecCameraView = m_hCameraEntity->GetAbsOrigin();
		m_IntroData.m_vecCameraViewAngles = m_hCameraEntity->GetAbsAngles();
	}

	CalculateFOV();
	CalculateAlpha();	

	// Calculate the blend levels of each pass
	float flPerc = 1.0;
	if ( (m_flNextBlendTime - m_flBlendStartTime) != 0 )
	{
		flPerc = clamp( (gpGlobals->curtime - m_flBlendStartTime) / (m_flNextBlendTime - m_flBlendStartTime), 0, 1 );
	}

	// Detect when we're finished blending
	if ( flPerc >= 1.0 )
	{
		if ( m_IntroData.m_Passes.Count() == 2 )
		{
			// We're done blending
			m_IntroData.m_Passes[0].m_BlendMode = m_IntroData.m_Passes[1].m_BlendMode;
			m_IntroData.m_Passes[0].m_Alpha = 1.0;
			m_IntroData.m_Passes.Remove(1);

			//Msg("FINISHED BLEND.\n");
		}
		return;
	}

	/*
	if ( m_flNextBlendTime >= gpGlobals->curtime )
	{
		Msg("INTRO BLENDING: Blending from mode %d to %d.\n", m_IntroData.m_Passes[0].m_BlendMode, m_IntroData.m_Passes[1].m_BlendMode );
		Msg("				 curtime %.2f    StartedAt %.2f    FinishAt: %.2f\n", gpGlobals->curtime, m_flBlendStartTime, m_flNextBlendTime );
		Msg("				 Perc:   %.2f\n", flPerc );
	}
	*/

	if ( m_IntroData.m_Passes.Count() == 2 )
	{
		m_IntroData.m_Passes[0].m_Alpha = 1.0 - flPerc;
		m_IntroData.m_Passes[1].m_Alpha = flPerc;
	}
	else
	{
		m_IntroData.m_Passes[0].m_Alpha = 1.0 - flPerc;
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CPointCommentaryNode::UpdateViewPostThink( void )
{
	CBasePlayer *pPlayer = GetCommentaryPlayer();
	if ( !pPlayer )
		return;

 	if ( m_hViewPosition.Get() && m_hViewPositionMover )
	{
 		// Blend back to the player's position over time.
   		float flCurTime = (gpGlobals->curtime - m_flFinishedTime);
		float flTimeToBlend = min( 2.0, m_flFinishedTime - m_flStartTime ); 
 		float flBlendPerc = 1.0 - clamp( flCurTime / flTimeToBlend, 0, 1 );

		//Msg("OUT: CurTime %.2f, BlendTime: %.2f, Blend: %.3f\n", flCurTime, flTimeToBlend, flBlendPerc );

		// Only do this while we're still moving
		if ( flBlendPerc > 0 )
		{
			// Figure out the current view position
			Vector vecPlayerPos = pPlayer->EyePosition();
			Vector vecToPosition = (m_vecFinishOrigin - vecPlayerPos); 
			Vector vecCurEye = pPlayer->EyePosition() + (vecToPosition * flBlendPerc);
			m_hViewPositionMover->SetAbsOrigin( vecCurEye ); 

			if ( m_hViewTarget )
			{
				Quaternion quatFinish;
				Quaternion quatOriginal;
				Quaternion quatCurrent;
				AngleQuaternion( m_vecOriginalAngles, quatOriginal );
				AngleQuaternion( m_vecFinishAngles, quatFinish );
				QuaternionSlerp( quatFinish, quatOriginal, 1.0 - flBlendPerc, quatCurrent );
				QAngle angCurrent;
				QuaternionAngles( quatCurrent, angCurrent );
				m_hViewPositionMover->SetAbsAngles( angCurrent );
			}

			SetNextThink( gpGlobals->curtime, s_pCommentaryUpdateViewThink );
			return;
		}

		pPlayer->SnapEyeAngles( m_hViewPositionMover->GetAbsAngles() );
	}

	// We're done
	CleanupPostCommentary();

	m_bPreventChangesWhileMoving = false;
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CPointCommentaryNode::UpdateViewThink( void )
{
	if ( !m_bActive )
		return;
	CBasePlayer *pPlayer = GetCommentaryPlayer();
	if ( !pPlayer )
		return;

	// Swing the view towards the target
	if ( m_hViewTarget )
	{
 		QAngle angGoal;
 		QAngle angCurrent;
		if ( m_hViewPositionMover )
		{
			angCurrent = m_hViewPositionMover->GetAbsAngles();
			VectorAngles( m_hViewTarget->WorldSpaceCenter() - m_hViewPositionMover->GetAbsOrigin(), angGoal );
		}
		else
		{
			angCurrent = pPlayer->EyeAngles();
      		VectorAngles( m_hViewTarget->WorldSpaceCenter() - pPlayer->EyePosition(), angGoal );
		}

		// Accelerate towards the target goal angles
  		float dx = AngleDiff( angGoal.x, angCurrent.x );
  		float dy = AngleDiff( angGoal.y, angCurrent.y );
		float mod = 1.0 - ExponentialDecay( 0.5, 0.3, gpGlobals->frametime );
   		float dxmod = dx * mod;
		float dymod = dy * mod;

 		angCurrent.x = AngleNormalize( angCurrent.x + dxmod );
 		angCurrent.y = AngleNormalize( angCurrent.y + dymod );

		if ( m_hViewPositionMover )
		{
			m_hViewPositionMover->SetAbsAngles( angCurrent );
		}
		else
		{
			pPlayer->SnapEyeAngles( angCurrent );
		}

		SetNextThink( gpGlobals->curtime, s_pCommentaryUpdateViewThink );
	}

 	if ( m_hViewPosition.Get() )
	{
		if ( pPlayer->GetActiveWeapon() )
		{
			pPlayer->GetActiveWeapon()->Holster();
		}

 		if ( !m_hViewPositionMover )
		{
			// Make an invisible info target entity for us to attach the view to, 
			// and move it to the desired view position.
			m_hViewPositionMover = CreateEntityByName( "env_laserdot" );
			m_hViewPositionMover->SetAbsAngles( pPlayer->EyeAngles() );
			pPlayer->SetViewEntity( m_hViewPositionMover );
		}

		// Blend to the target position over time. 
 		float flCurTime = (gpGlobals->curtime - m_flStartTime);
 		float flBlendPerc = clamp( flCurTime / 2.0, 0, 1 );

		// Figure out the current view position
		Vector vecCurEye;
		VectorLerp( pPlayer->EyePosition(), m_hViewPosition.Get()->GetAbsOrigin(), flBlendPerc, vecCurEye );
		m_hViewPositionMover->SetAbsOrigin( vecCurEye ); 

		SetNextThink( gpGlobals->curtime, s_pCommentaryUpdateViewThink );
	}
}