120 lines
3.2 KiB
C++
120 lines
3.2 KiB
C++
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#include "Stdafx.h"
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#include "MAStaticLookMovement.h"
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#include "DnActor.h"
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MAStaticLookMovement::MAStaticLookMovement()
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:MAStaticMovement()
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,m_vTargetLookVec( 0.f, 0.f )
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,m_LastLookTargetTime(0)
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{
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}
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void MAStaticLookMovement::Look( EtVector2 &vVec, bool bForceRotate )
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{
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if( bForceRotate ) {
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if( EtVec2LengthSq( &vVec ) > 0.f ) {
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m_pMatExWorld->m_vZAxis = EtVector3( vVec.x, 0.f, vVec.y );
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EtVec3Normalize( &m_pMatExWorld->m_vZAxis, &m_pMatExWorld->m_vZAxis );
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m_pMatExWorld->MakeUpCartesianByZAxis();
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}
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m_vTargetLookVec = EtVector2( 0.f, 0.f );
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}
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else {
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m_vTargetLookVec = vVec;
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}
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}
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EtVector3 *MAStaticLookMovement::GetLookDir()
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{
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return &m_pMatExWorld->m_vZAxis;
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}
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void MAStaticLookMovement::LookTarget( DnActorHandle &hActor )
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{
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m_hLookTarget = hActor;
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if ( m_hLookTarget )
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{
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OnBeginLook();
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}
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else
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{
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OnEndLook();
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}
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}
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void MAStaticLookMovement::ResetLook()
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{
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m_hLookTarget.Identity();
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m_vTargetLookVec = EtVector2( 0.f, 0.f );
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}
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DnActorHandle MAStaticLookMovement::GetLookTarget()
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{
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return m_hLookTarget;
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}
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void MAStaticLookMovement::Process( LOCAL_TIME LocalTime, float fDelta )
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{
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m_pActor->SetPrevPosition( m_pMatExWorld->m_vPosition );
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EtVector3 *vDist = m_pActor->GetAniDistance();
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m_pMatExWorld->m_vPosition += m_pMatExWorld->m_vXAxis * vDist->x;
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m_pMatExWorld->m_vPosition += m_pMatExWorld->m_vYAxis * vDist->y;
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m_pMatExWorld->m_vPosition += m_pMatExWorld->m_vZAxis * vDist->z;
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m_pActor->SetStaticPosition( m_pMatExWorld->m_vPosition );
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// Look ó¸®
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if( m_hLookTarget ) {
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EtVector2 vLook;
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vLook.x = m_hLookTarget->GetPosition()->x - m_pMatExWorld->m_vPosition.x;
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vLook.y = m_hLookTarget->GetPosition()->z - m_pMatExWorld->m_vPosition.z;
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if( EtVec2LengthSq( &vLook ) > 0.f ) {
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EtVec2Normalize( &vLook, &vLook );
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float fDot = EtVec2Dot( &vLook, &EtVec3toVec2( m_pMatExWorld->m_vZAxis ) );
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if( fDot >= 1.f ) fDot = 1.f;
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float fAngle = EtToDegree( EtAcos( fDot ) );
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bool bForceLook = true;
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if( fAngle > m_pActor->GetRotateAngleSpeed() * fDelta ) bForceLook = false;
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m_pActor->Look( vLook, bForceLook );
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if ( bForceLook )
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{
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OnEndLook();
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}
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m_LastLookTargetTime = LocalTime;
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}
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}
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// Look ó¸®
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if( EtVec2LengthSq( &m_vTargetLookVec ) > 0.f ) {
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float fDot = D3DXVec2Dot( &m_vTargetLookVec, &EtVec3toVec2( m_pMatExWorld->m_vZAxis ) );
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if( fDot >= 1.f ) fDot = 1.f;
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float fAngle = EtToDegree( EtAcos(fDot) );
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float fAngleSpeed = m_pActor->GetRotateAngleSpeed() * fDelta;
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if( fAngle > fAngleSpeed ) {
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EtVector3 vCrossVec;
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D3DXVec3Cross( &vCrossVec, &EtVec2toVec3( m_vTargetLookVec ), &m_pMatExWorld->m_vZAxis );
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if( vCrossVec.y > 0.f )
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m_pMatExWorld->RotateYaw( fAngleSpeed );
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else m_pMatExWorld->RotateYaw( -fAngleSpeed );
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fDot = D3DXVec2Dot( &m_vTargetLookVec, &EtVec3toVec2( m_pMatExWorld->m_vZAxis ) );
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if( fDot >= 1.f ) fDot = 1.f;
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fAngle = EtToDegree( EtAcos(fDot) );
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if( fAngle <= fAngleSpeed ) {
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m_pMatExWorld->m_vZAxis = EtVec2toVec3( m_vTargetLookVec );
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m_pMatExWorld->MakeUpCartesianByZAxis();
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m_vTargetLookVec = EtVector2( 0.f, 0.f );
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}
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}
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else {
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m_pMatExWorld->m_vZAxis = EtVec2toVec3( m_vTargetLookVec );
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m_pMatExWorld->MakeUpCartesianByZAxis();
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m_vTargetLookVec = EtVector2( 0.f, 0.f );
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}
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}
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}
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