DragonNest/Common/EternityEngine/EtBillboardEffect.cpp
Cussrro 47f7895977 Revert "修复编码问题"
This reverts commit 9e69c01767.
2024-12-21 10:04:04 +08:00

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#include "StdAfx.h"
#include "EtBillboardEffect.h"
#include "EtMatrixEx.h"
DECL_SMART_PTR_STATIC( CEtBillboardEffect, 1000 )
int CEtBillboardEffect::s_nEffectCountOption = 0;
CEtBillboardEffect::CEtBillboardEffect()
{
m_nBillboardEffectTick = 0;
m_fFloatTick = 0.0f;
m_fScale = 1.0f;
m_bShow = true;
m_bTracePos = false;
m_bLoop = false;
m_bStop = false;
m_Color = EtColor( 1.0f, 1.0f, 1.0f, 1.0f );
m_bSelfDelete = true;
m_bDelete = false;
m_pInstance = NULL;
m_pLoopInstance = NULL;
m_fCullDistance = 10000.0f;
m_nPrevTracePos = -1;
EtMatrixIdentity( &m_WorldMat );
EtMatrixIdentity( &m_PrevWorldMat );
EtMatrixIdentity( &m_LinkWorldMat );
m_bLinkFixedY = false;
m_fLinkY = 0.f;
m_LinkPos = EtVector3(0, 0, 0);
m_LinkRotate = EtVector3(0, 0, 0);
m_bLink = false;
m_bReuseInstance = true;
m_bReduceFillRate = false;
m_RenderType = RT_SCREEN;
m_bEnableCull = true;
m_LinkBoneIndex = 0;
m_nLinkType = 0;
}
CEtBillboardEffect::~CEtBillboardEffect()
{
if( m_bReuseInstance )
{
if( m_hBillboardEffectData )
{
m_hBillboardEffectData->ReleaseInstance( m_pInstance );
m_hBillboardEffectData->ReleaseInstance( m_pLoopInstance );
}
}
else
{
SAFE_DELETE( m_pInstance );
SAFE_DELETE( m_pLoopInstance );
}
SAFE_RELEASE_SPTR( m_hBillboardEffectData );
}
void CEtBillboardEffect::Initialize( EtBillboardEffectDataHandle hBillboardEffectData, EtMatrix *pInitMat, bool bReuseInstance )
{
SAFE_RELEASE_SPTR( m_hBillboardEffectData );
m_hBillboardEffectData = hBillboardEffectData;
m_hBillboardEffectData->AddRef();
m_bReuseInstance = bReuseInstance;
if( pInitMat )
{
m_WorldMat = *pInitMat;
m_PrevWorldMat = m_WorldMat;
}
if( !m_hBillboardEffectData->AddCallback( this ) )
{
if( bReuseInstance )
{
if( m_pInstance == NULL )
{
m_pInstance = m_hBillboardEffectData->GetInstance();
}
}
else
{
if( m_pInstance == NULL )
{
m_pInstance = new CEtBillboardEffectDataInstance;
}
m_pInstance->CopyDataInfo( m_hBillboardEffectData );
}
}
}
void CEtBillboardEffect::EnableLoop( bool bLoop )
{
m_bLoop = bLoop;
if( m_hBillboardEffectData->IsReady() )
{
if( ( m_bLoop ) && ( m_pLoopInstance == NULL ) )
{
if( m_bReuseInstance )
{
m_pLoopInstance = m_hBillboardEffectData->GetInstance();
}
else
{
m_pLoopInstance = new CEtBillboardEffectDataInstance;
m_pLoopInstance->CopyDataInfo( m_hBillboardEffectData );
}
}
}
}
bool CEtBillboardEffect::IsCull()
{
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// <20>ȳ<EFBFBD><C8B3><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><20>־ <20>߰<EFBFBD><DFB0>մϴ<D5B4>. - <20>ѱ<EFBFBD>
if( false == m_bEnableCull )
return false;
if( m_bTracePos )
return false;
EtCameraHandle hCamera;
EtVector3 *pvPosition, *pvDirection, vViewPosition;
float fDist;
hCamera = CEtCamera::GetActiveCamera();
pvPosition = hCamera->GetPosition();
vViewPosition = ( *( EtVector3 * )&m_WorldMat._41 ) - *pvPosition;
fDist = EtVec3Length( &vViewPosition );
if( fDist > m_fCullDistance )
return true;
vViewPosition /= fDist;
pvDirection = hCamera->GetDirection();
if( EtVec3Dot( pvDirection, &vViewPosition ) < 0.7071f )
return true;
return false;
}
RenderType CEtBillboardEffect::SetRenderType( RenderType Type )
{
RenderType Ret = m_RenderType;
m_RenderType = Type;
return Ret;
}
void CEtBillboardEffect::SaveTracePosition()
{
int i, j;
int nCurTracePos = ( max(0, m_nBillboardEffectTick) % m_hBillboardEffectData->GetMaxBillboardEffectLife() ) * TRACE_POS_COUNT / m_hBillboardEffectData->GetMaxBillboardEffectLife();
int nCount = nCurTracePos - m_nPrevTracePos;
if( nCurTracePos < m_nPrevTracePos )
{
nCount += TRACE_POS_COUNT;
}
for( i = 0; i < m_hBillboardEffectData->GetEmitterCount(); i++ )
{
for( j = 0; j < nCount; j++ )
{
int nCurIndex = ( m_nPrevTracePos + 1 + j ) % TRACE_POS_COUNT;
EtVector4 *pTracePos = ( &m_vecTracePos[ i * TRACE_POS_COUNT ] ) + nCurIndex;
EtVec4Lerp( pTracePos, ( EtVector4 * )&m_PrevWorldMat._41, ( EtVector4 * )&m_WorldMat._41, ( j + 1.0f ) / nCount );
}
}
m_nPrevTracePos = nCurTracePos;
}
void CEtBillboardEffect::InitRender()
{
if( ( !m_bShow ) || ( !m_hBillboardEffectData ) )
{
return;
}
if( m_bLink )
{
MatrixEx Cross;
if( m_hLinkParent ) m_LinkWorldMat = *(m_hLinkParent->GetWorldMat());
Cross = m_LinkWorldMat;
Cross.MoveLocalZAxis( m_LinkPos.z );
Cross.MoveLocalXAxis( m_LinkPos.x );
if( m_bLinkFixedY ) Cross.m_vPosition.y = m_fLinkY;
Cross.MoveLocalYAxis( m_LinkPos.y );
if( m_LinkBoneIndex != -1 )
{
EtMatrix MatParent;
EtMatrixIdentity( &MatParent );
if( m_hLinkParent && m_hLinkParent->IsShow() )
{
if( m_nLinkType == CEtObject::LT_BONE )
{
EtMatrixMultiply( &MatParent, m_hLinkParent->GetBoneTransMat( m_LinkBoneIndex ), m_hLinkParent->GetWorldMat() );
}
else
{
EtMatrixMultiply( &MatParent, m_hLinkParent->GetDummyTransMat( m_LinkBoneIndex ), m_hLinkParent->GetWorldMat() );
}
}
else
{
StopPlay();
}
memcpy( &Cross.m_vXAxis, &MatParent._11, sizeof(EtVector3) );
memcpy( &Cross.m_vYAxis, &MatParent._21, sizeof(EtVector3) );
memcpy( &Cross.m_vZAxis, &MatParent._31, sizeof(EtVector3) );
Cross.m_vPosition += *(EtVector3*)&MatParent._41;
Cross.m_vPosition -= *(EtVector3*)&m_LinkWorldMat._41;
}
Cross.RotateYaw( m_LinkRotate.y );
Cross.RotateRoll( m_LinkRotate.z );
Cross.RotatePitch( m_LinkRotate.x );
if( IsTracePos() )
{
SetWorldPos( Cross.GetPosition() );
}
else
{
SetWorldMat( Cross );
}
}
if( m_bTracePos )
{
if( (int)m_vecTracePos.size() < m_hBillboardEffectData->GetEmitterCount() * TRACE_POS_COUNT )
{
m_vecTracePos.resize( m_hBillboardEffectData->GetEmitterCount() * TRACE_POS_COUNT );
}
SaveTracePosition();
}
}
void CEtBillboardEffect::Render()
{
if( ( !m_bShow ) || ( !m_hBillboardEffectData ) || ( !m_hBillboardEffectData->IsReady() ) )
return;
if( IsCull() )
return;
if( m_pInstance )
{
m_pInstance->Render( m_WorldMat, m_nBillboardEffectTick, m_bTracePos, m_vecTracePos, m_Color, m_fScale, m_bReduceFillRate );
if( ( m_bLoop ) && ( m_nBillboardEffectTick >= m_hBillboardEffectData->GetMaxBillboardEffectLife() ) )
{
m_pLoopInstance->Render( m_WorldMat, m_nBillboardEffectTick - m_hBillboardEffectData->GetMaxBillboardEffectLife(),
m_bTracePos, m_vecTracePos, m_Color, m_fScale, m_bReduceFillRate );
}
}
}
void CEtBillboardEffect::RenderImmediate()
{
if( ( !m_bShow ) || ( !m_hBillboardEffectData ) || ( !m_hBillboardEffectData->IsReady() ) )
return;
if( IsCull() )
return;
if( m_pInstance )
{
m_pInstance->RenderImmediate( m_WorldMat, m_nBillboardEffectTick, m_bTracePos, m_vecTracePos, m_Color, m_fScale, m_bReduceFillRate );
if( ( m_bLoop ) && ( m_nBillboardEffectTick >= m_hBillboardEffectData->GetMaxBillboardEffectLife() ) )
{
m_pLoopInstance->RenderImmediate( m_WorldMat, m_nBillboardEffectTick - m_hBillboardEffectData->GetMaxBillboardEffectLife(),
m_bTracePos, m_vecTracePos, m_Color, m_fScale, m_bReduceFillRate );
}
}
}
bool CEtBillboardEffect::CalcTick( float fElapsedTime )
{
if( !m_hBillboardEffectData )
{
m_bDelete = true;
return true;
}
int nTickAdd;
m_fFloatTick += ( fElapsedTime * BILLBOARD_EFFECT_FRAME );
nTickAdd = ( int )( m_fFloatTick );
m_nBillboardEffectTick += nTickAdd;
m_fFloatTick -= nTickAdd;
if( m_bLoop )
{
if( m_nBillboardEffectTick >= m_hBillboardEffectData->GetMaxBillboardEffectLife() * 2 )
{
if( m_bStop )
m_bLoop = false;
m_nBillboardEffectTick -= m_hBillboardEffectData->GetMaxBillboardEffectLife();
}
}
else
{
if( m_nBillboardEffectTick >= m_hBillboardEffectData->GetMaxBillboardEffectLife() * 2 )
{
if( m_bSelfDelete )
{
m_bDelete = true;
return true;
}
m_bStop = true;
m_bShow = false;
}
}
return false;
}
void CEtBillboardEffect::StopPlay()
{
m_bStop = true;
if( m_nBillboardEffectTick < m_hBillboardEffectData->GetMaxBillboardEffectLife() )
m_bLoop = false;
}
void CEtBillboardEffect::RenderBillboardEffectList( float fElapsedTime )
{
ScopeLock<CSyncLock> Lock( s_SmartPtrLock );
int i, nCount;
EtBillboardEffectHandle hHandle;
std::vector< EtBillboardEffectHandle > vecDeleteList;
nCount = GetItemCount();
for( i = 0; i < nCount; i++ )
{
hHandle = GetItem( i );
if( hHandle->m_bDelete )
{
vecDeleteList.push_back( hHandle );
continue;
}
hHandle->InitRender();
if( hHandle->GetRenderType() == RT_SCREEN )
{
hHandle->Render();
}
hHandle->CalcTick( fElapsedTime );
}
nCount = ( int )vecDeleteList.size();
for( i = 0; i < nCount; i++ )
{
SAFE_RELEASE_SPTR( vecDeleteList[ i ] );
}
}
void CEtBillboardEffect::ProcessDeleteBillboardEffectList( float fElapsedTime )
{
ScopeLock<CSyncLock> Lock( s_SmartPtrLock );
int i, nCount;
EtBillboardEffectHandle hHandle;
std::vector< EtBillboardEffectHandle > vecDeleteList;
nCount = GetItemCount();
for( i = 0; i < nCount; i++ )
{
hHandle = GetItem( i );
if( hHandle->m_bDelete )
{
vecDeleteList.push_back( hHandle );
continue;
}
hHandle->CalcTick( fElapsedTime );
}
nCount = ( int )vecDeleteList.size();
for( i = 0; i < nCount; i++ )
{
SAFE_RELEASE_SPTR( vecDeleteList[ i ] );
}
}
void CEtBillboardEffect::OnLoadComplete( CBackgroundLoader *pLoader )
{
if( m_pInstance == NULL )
{
if( m_bReuseInstance )
m_pInstance = m_hBillboardEffectData->GetInstance();
else
m_pInstance = new CEtBillboardEffectDataInstance;
}
if( ( m_bLoop ) && ( m_pLoopInstance == NULL ) )
{
if( m_bReuseInstance )
m_pLoopInstance = m_hBillboardEffectData->GetInstance();
else
m_pLoopInstance = new CEtBillboardEffectDataInstance;
}
}
void CEtBillboardEffect::SetLink( EtMatrix WorldMat, bool bFixedY, float fY, char *szBoneName, EtVector3 vPos, EtVector3 vRotate, EtAniObjectHandle hParent )
{
m_LinkWorldMat = WorldMat;
m_bLinkFixedY = bFixedY;
m_fLinkY = fY;
m_LinkBoneIndex = -1;
m_nLinkType = CEtObject::LT_BONE;
if( hParent )
{
EtMeshHandle hMesh = hParent->GetMesh();
if( hMesh && szBoneName )
{
m_LinkBoneIndex = hMesh->FindDummy( szBoneName );
if( m_LinkBoneIndex != -1 )
{
m_nLinkType = CEtObject::LT_MESH_DUMMY;
}
else
{
m_LinkBoneIndex = hMesh->FindBone( szBoneName );
}
}
}
m_LinkPos = vPos;
m_LinkRotate = vRotate;
m_hLinkParent = hParent;
m_bLink = true;
}