492 lines
11 KiB
C++
492 lines
11 KiB
C++
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#include "StdAfx.h"
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#include "EtTestCollision.h"
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#include "EtFindCollision.h"
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#include "EtCollisionEntity.h"
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CEtCollisionEntity::CEtCollisionEntity(void)
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{
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m_pvecOriginalPrimitive = NULL;
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m_vScale = EtVector3( 1.0f, 1.0f, 1.0f );
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m_nCollisionGroup = 0;
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m_nTargetCollisionGroup = -1;
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m_bDraw = false;
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m_bEnableCollision = false;
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SetCollisionGroup( COLLISION_GROUP_STATIC( 1 ) );
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SetTargetCollisionGroup( 0 );
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}
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CEtCollisionEntity::~CEtCollisionEntity(void)
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{
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SAFE_DELETE_PVEC( m_vecPrimitive );
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}
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void CEtCollisionEntity::Initialize( std::vector< SCollisionPrimitive * > &vecPrimitive, std::vector< int > &vecPrimitiveBoneIndex )
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{
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int i;
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SCollisionPrimitive *pBasePrimitive;
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SAFE_DELETE_PVEC( m_vecPrimitive );
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m_vecPrimitiveParentIndex.clear();
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m_vecPrimitiveEnable.clear();
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m_vecPrimitiveParentIndex.insert( m_vecPrimitiveParentIndex.end(), vecPrimitiveBoneIndex.begin(), vecPrimitiveBoneIndex.end() );
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m_vecPrimitiveEnable.resize( vecPrimitive.size() );
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m_pvecOriginalPrimitive = &vecPrimitive;
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for( i = 0; i < ( int )m_pvecOriginalPrimitive->size(); i++ )
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{
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switch( ( *m_pvecOriginalPrimitive )[ i ]->Type )
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{
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case CT_SPHERE:
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pBasePrimitive = new SCollisionSphere();
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break;
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case CT_BOX:
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pBasePrimitive = new SCollisionBox();
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break;
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case CT_CAPSULE:
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pBasePrimitive = new SCollisionCapsule();
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break;
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case CT_TRIANGLE_LIST:
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pBasePrimitive = new SCollisionTriangleList();
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break;
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default:
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pBasePrimitive = NULL;
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continue;
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}
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m_vecPrimitive.push_back( pBasePrimitive );
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m_vecPrimitiveEnable[ i ] = true;
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}
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m_bEnableCollision = true;
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ShowCollisionPrimitive( true );
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}
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void CEtCollisionEntity::UpdateCollisionPrimitive( int nIndex, EtMatrix &WorldMat )
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{
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if( nIndex >= ( int )m_vecPrimitive.size() )
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{
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ASSERT( 0 && "Invalid Collision Primitive Index!!!" );
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return;
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}
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if( !m_vecPrimitiveEnable[ nIndex ] )
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{
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return;
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}
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::UpdateCollisionPrimitive( *m_vecPrimitive[ nIndex ], *( *m_pvecOriginalPrimitive )[ nIndex ], WorldMat, m_vScale );
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}
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void CEtCollisionEntity::UpdateCollisionPrimitive( EtMatrix &WorldMat )
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{
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if( !m_pvecOriginalPrimitive )
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{
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ASSERT( 0 && "Not Found Original CollisionMesh!!!" );
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return;
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}
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int i;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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UpdateCollisionPrimitive( i, WorldMat );
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}
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}
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SCollisionPrimitive *CEtCollisionEntity::FindCollisionPrimitive( int nBoneIndex )
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{
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int i;
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for( i = 0; i < ( int )m_vecPrimitiveParentIndex.size(); i++ )
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{
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if( m_vecPrimitiveParentIndex[ i ] == nBoneIndex )
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{
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return m_vecPrimitive[ i ];
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}
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}
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return NULL;
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}
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void CEtCollisionEntity::DrawCollisionPrimitive()
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{
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}
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bool CEtCollisionEntity::TestCollision( SCollisionPrimitive &Primitive )
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{
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int i;
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SCollisionResponse Response;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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if( !m_vecPrimitiveEnable[ i ] )
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{
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continue;
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}
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if( CEtCollisionFinder::GetInstance().FindCollision( *m_vecPrimitive[ i ], Primitive, Response, false ) )
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{
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return true;
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}
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}
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return false;
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}
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bool CEtCollisionEntity::FindCollision( SCollisionPrimitive &TragetPrimitive, EtVector3 &vMove, SCollisionResponse &Response, bool bCalcContactTime )
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{
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int i;
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Response.vMove = vMove;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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if( !m_vecPrimitiveEnable[ i ] )
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{
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continue;
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}
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if( CEtCollisionFinder::GetInstance().FindCollision( *m_vecPrimitive[ i ], TragetPrimitive, Response, bCalcContactTime ) )
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{
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return true;
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}
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}
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return false;
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}
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bool CEtCollisionEntity::FindCollision( std::vector< SCollisionPrimitive * > &vecTragetPrimitive, EtVector3 &vMove, DNVector(SCollisionResponse) &vecResponse, bool bCalcContactTime )
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{
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int i, j;
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SCollisionResponse Response;
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bool bResult = false;
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Response.vMove = vMove;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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if( !m_vecPrimitiveEnable[ i ] )
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{
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continue;
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}
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for( j = 0; j < ( int )vecTragetPrimitive.size(); j++ )
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{
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if( CEtCollisionFinder::GetInstance().FindCollision( *m_vecPrimitive[ i ], *vecTragetPrimitive[ j ], Response, bCalcContactTime ) )
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{
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Response.pCollisionPrimitive = vecTragetPrimitive[ j ];
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vecResponse.push_back( Response );
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if( Response.vExtraNormal.x != FLT_MAX )
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{
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Response.vNormal = Response.vExtraNormal;
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vecResponse.push_back( Response );
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}
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bResult = true;
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}
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}
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}
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return bResult;
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}
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bool CEtCollisionEntity::TestSegmentCollision( SSegment &Segment )
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{
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if( !IsEnableCollision() )
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{
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return false;
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}
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int i;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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if( !m_vecPrimitiveEnable[ i ] )
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{
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continue;
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}
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switch( m_vecPrimitive[ i ]->Type )
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{
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case CT_BOX:
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if( TestSegmentToBox( Segment, *( ( SCollisionBox * )m_vecPrimitive[ i ] ) ) )
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{
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return true;
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}
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break;
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case CT_SPHERE:
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if( TestSegmentToSphere( Segment, *( ( SCollisionSphere * )m_vecPrimitive[ i ] ) ) )
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{
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return true;
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}
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break;
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case CT_CAPSULE:
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if( TestSegmentToCapsule( Segment, *( ( SCollisionCapsule * )m_vecPrimitive[ i ] ) ) )
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{
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return true;
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}
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break;
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}
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}
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return false;
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}
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bool CEtCollisionEntity::FindSegmentCollision( SSegment &Segment, SCollisionResponse &Response, DNVector(SCollisionResponse) *pvResponse )
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{
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if( !IsEnableCollision() )
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{
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return false;
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}
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int i;
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bool bResult;
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float fContactTime;
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bResult = false;
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Response.fContactTime = FLT_MAX;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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if( !m_vecPrimitiveEnable[ i ] )
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{
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continue;;
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}
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switch( m_vecPrimitive[ i ]->Type )
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{
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case CT_BOX:
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if( FindSegmentToBox( Segment, *( ( SCollisionBox * )m_vecPrimitive[ i ] ), fContactTime ) )
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{
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if( pvResponse )
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{
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SCollisionResponse sResponse;
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sResponse.fContactTime = fContactTime;
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sResponse.pCollisionPrimitive = m_vecPrimitive[i];
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pvResponse->push_back( sResponse );
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}
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if( fContactTime < Response.fContactTime )
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{
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Response.fContactTime = fContactTime;
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Response.pCollisionPrimitive = m_vecPrimitive[ i ];
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}
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bResult = true;
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}
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break;
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case CT_SPHERE:
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if( FindSegmentToSphere( Segment, *( ( SCollisionSphere * )m_vecPrimitive[ i ] ), fContactTime ) )
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{
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if( pvResponse )
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{
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SCollisionResponse sResponse;
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sResponse.fContactTime = fContactTime;
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sResponse.pCollisionPrimitive = m_vecPrimitive[i];
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pvResponse->push_back( sResponse );
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}
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if( fContactTime < Response.fContactTime )
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{
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Response.fContactTime = fContactTime;
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Response.pCollisionPrimitive = m_vecPrimitive[ i ];
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}
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bResult = true;
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}
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break;
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case CT_CAPSULE:
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if( FindSegmentToCapsule( Segment, *( ( SCollisionCapsule * )m_vecPrimitive[ i ] ), fContactTime ) )
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{
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if( pvResponse )
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{
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SCollisionResponse sResponse;
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sResponse.fContactTime = fContactTime;
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sResponse.pCollisionPrimitive = m_vecPrimitive[i];
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pvResponse->push_back( sResponse );
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}
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if( fContactTime < Response.fContactTime )
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{
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Response.fContactTime = fContactTime;
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Response.pCollisionPrimitive = m_vecPrimitive[ i ];
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}
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bResult = true;
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}
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break;
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}
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}
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return bResult;
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}
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bool CEtCollisionEntity::FindCapsuleCollision( SCollisionCapsule &Capsule, SCollisionResponse &Response, DNVector(SCollisionResponse) *pvResponse )
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{
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if( !IsEnableCollision() )
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{
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return false;
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}
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int i;
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float fParam1, fParam2;
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bool bResult;
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bResult = false;
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Response.fContactTime = FLT_MAX;
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for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
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{
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if( !m_vecPrimitiveEnable[ i ] )
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{
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continue;
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}
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switch( m_vecPrimitive[ i ]->Type )
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{
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case CT_BOX:
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float fBoxParam0, fBoxParam1, fBoxParam2;
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if( TestBoxToCapsule( *( ( SCollisionBox * )m_vecPrimitive[ i ] ), Capsule, fParam1, fBoxParam0, fBoxParam1, fBoxParam2 ) )
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{
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if( pvResponse )
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{
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SCollisionResponse sResponse;
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sResponse.fContactTime = fParam1;
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sResponse.pCollisionPrimitive = m_vecPrimitive[i];
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pvResponse->push_back( sResponse );
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}
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if( fParam1 < Response.fContactTime )
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{
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Response.fContactTime = fParam1;
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Response.pCollisionPrimitive = m_vecPrimitive[ i ];
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}
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bResult = true;
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}
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break;
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case CT_SPHERE:
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if( TestSphereToCapsule( *( ( SCollisionSphere * )m_vecPrimitive[ i ] ), Capsule, fParam1 ) )
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{
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if( pvResponse )
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{
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SCollisionResponse sResponse;
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sResponse.fContactTime = fParam1;
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sResponse.pCollisionPrimitive = m_vecPrimitive[i];
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pvResponse->push_back( sResponse );
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}
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if( fParam1 < Response.fContactTime )
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{
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Response.fContactTime = fParam1;
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Response.pCollisionPrimitive = m_vecPrimitive[ i ];
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}
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bResult = true;
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}
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break;
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case CT_CAPSULE:
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if( TestCapsuleToCapsule( Capsule, *( ( SCollisionCapsule * )m_vecPrimitive[ i ] ), fParam1, fParam2 ) )
|
|||
|
|
{
|
|||
|
|
if( pvResponse )
|
|||
|
|
{
|
|||
|
|
SCollisionResponse sResponse;
|
|||
|
|
sResponse.fContactTime = fParam1;
|
|||
|
|
sResponse.pCollisionPrimitive = m_vecPrimitive[i];
|
|||
|
|
pvResponse->push_back( sResponse );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( fParam1 < Response.fContactTime )
|
|||
|
|
{
|
|||
|
|
Response.fContactTime = fParam1;
|
|||
|
|
Response.pCollisionPrimitive = m_vecPrimitive[ i ];
|
|||
|
|
}
|
|||
|
|
bResult = true;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return bResult;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtCollisionEntity::FindCollisionPrimitiveCenterInRange( EtVector3 vPosition, float fMinRangeRadius, float fRangeRadius )
|
|||
|
|
{
|
|||
|
|
if( !IsEnableCollision() )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
float fMinRadiusSQ = fMinRangeRadius * fMinRangeRadius;
|
|||
|
|
float fRadiusSQ = fRangeRadius * fRangeRadius;
|
|||
|
|
|
|||
|
|
for( int i = 0; i < ( int )m_vecPrimitive.size(); i++ )
|
|||
|
|
{
|
|||
|
|
if( !m_vecPrimitiveEnable[ i ] )
|
|||
|
|
{
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// <20><><EFBFBD><EFBFBD> <20>ȿ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>ԵǾ<D4B5><C7BE>ִ<EFBFBD> <20>ֵ<EFBFBD><D6B5><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD>Ƴ<EFBFBD><C6B3>´<EFBFBD>.
|
|||
|
|
EtVector3 vCenter( 0.0f, 0.0f, 0.0f );
|
|||
|
|
switch( m_vecPrimitive[ i ]->Type )
|
|||
|
|
{
|
|||
|
|
case CT_BOX:
|
|||
|
|
{
|
|||
|
|
SCollisionBox* pCollisionBox = static_cast<SCollisionBox*>(m_vecPrimitive[ i ]);
|
|||
|
|
vCenter = pCollisionBox->vCenter;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
case CT_SPHERE:
|
|||
|
|
{
|
|||
|
|
SCollisionSphere* pCollisionSphere = static_cast<SCollisionSphere*>( m_vecPrimitive[ i ] );
|
|||
|
|
vCenter = pCollisionSphere->vCenter;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
case CT_CAPSULE:
|
|||
|
|
{
|
|||
|
|
SCollisionCapsule* pCollisionCapsule = static_cast<SCollisionCapsule*>( m_vecPrimitive[ i ] );
|
|||
|
|
SAABox AABB;
|
|||
|
|
pCollisionCapsule->GetBoundingBox( AABB );
|
|||
|
|
vCenter = AABB.GetCenter();
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
float fDistanceSQ = EtVec3LengthSq( &EtVector3(vCenter - vPosition) );
|
|||
|
|
|
|||
|
|
if( fDistanceSQ >= fMinRadiusSQ && fDistanceSQ <= fRadiusSQ )
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
int CEtCollisionEntity::GetParentBoneIndex( SCollisionPrimitive *pPrimitive )
|
|||
|
|
{
|
|||
|
|
int i;
|
|||
|
|
|
|||
|
|
for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
|
|||
|
|
{
|
|||
|
|
if( m_vecPrimitive[ i ] == pPrimitive )
|
|||
|
|
{
|
|||
|
|
return m_vecPrimitiveParentIndex[ i ];
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return -1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void CEtCollisionEntity::EnableCollision( SCollisionPrimitive *pPrimitive, bool bEnable )
|
|||
|
|
{
|
|||
|
|
int i;
|
|||
|
|
|
|||
|
|
for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
|
|||
|
|
{
|
|||
|
|
if( m_vecPrimitive[ i ] == pPrimitive )
|
|||
|
|
{
|
|||
|
|
m_vecPrimitiveEnable[ i ] = bEnable;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtCollisionEntity::IsEnableCollision( SCollisionPrimitive *pPrimitive )
|
|||
|
|
{
|
|||
|
|
int i;
|
|||
|
|
|
|||
|
|
for( i = 0; i < ( int )m_vecPrimitive.size(); i++ )
|
|||
|
|
{
|
|||
|
|
if( m_vecPrimitive[ i ] == pPrimitive )
|
|||
|
|
{
|
|||
|
|
return m_vecPrimitiveEnable[ i ] ? true : false;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return false;
|
|||
|
|
}
|