void CVradStaticPropMgr::Shutdown()
{
// Remove all static props from the tree
for (int i = m_StaticProps.Size(); --i >= 0; )
{
RemovePropFromTree( i );
}
// Remove all static prop model data
for (int i = m_StaticPropDict.Size(); --i >= 0; )
{
studiohdr_t *pStudioHdr = m_StaticPropDict[i].m_pStudioHdr;
if ( pStudioHdr )
{
if ( pStudioHdr->pVertexBase )
{
free( pStudioHdr->pVertexBase );
}
free( pStudioHdr );
}
}
m_pBSPTreeData->Shutdown();
m_StaticProps.Purge();
m_StaticPropDict.Purge();
}
bool CVradStaticPropMgr::ClipRayToStaticPropsInLeaf( PropTested_t& propTested, Ray_t const& ray, int leaf )
{
EnumContext_t ctx;
ctx.m_pRay = &ray;
ctx.m_pPropTested = &propTested;
return !m_pBSPTreeData->EnumerateElementsInLeaf( leaf, this, (int)&ctx );
}
void CVradStaticPropMgr::RemovePropFromTree( int propIndex )
{
// Release the tree handle
if (m_StaticProps[propIndex].m_Handle != TREEDATA_INVALID_HANDLE)
{
m_pBSPTreeData->Remove( m_StaticProps[propIndex].m_Handle );
m_StaticProps[propIndex].m_Handle = TREEDATA_INVALID_HANDLE;
}
}
bool CVradStaticPropMgr::ClipRayToStaticProps( PropTested_t& propTested, Ray_t const& ray )
{
StartRayTest( propTested );
EnumContext_t ctx;
ctx.m_pRay = &ray;
ctx.m_pPropTested = &propTested;
// If it got through without a hit, it returns true
return !m_pBSPTreeData->EnumerateLeavesAlongRay( ray, this, (int)&ctx );
}
void CVradStaticPropMgr::Shutdown()
{
// Remove all static props from the tree
for (int i = m_StaticProps.Size(); --i >= 0; )
{
RemovePropFromTree( i );
}
m_pBSPTreeData->Shutdown();
m_StaticProps.Purge();
m_StaticPropDict.Purge();
}
bool CVradStaticPropMgr::ClipRayToStaticPropsInLeaf( PropTested_t& propTested, Ray_t const& ray, int leaf )
{
if ( m_bIgnoreStaticPropTrace )
{
// as if the trace passes right through
return false;
}
EnumContext_t ctx;
ctx.m_pRay = &ray;
ctx.m_pPropTested = &propTested;
return !m_pBSPTreeData->EnumerateElementsInLeaf( leaf, this, (int)&ctx );
}
bool CVradStaticPropMgr::ClipRayToStaticProps( PropTested_t& propTested, Ray_t const& ray )
{
if ( m_bIgnoreStaticPropTrace )
{
// as if the trace passes right through
return false;
}
StartRayTest( propTested );
EnumContext_t ctx;
ctx.m_pRay = &ray;
ctx.m_pPropTested = &propTested;
// If it got through without a hit, it returns true
return !m_pBSPTreeData->EnumerateLeavesAlongRay( ray, this, (int)&ctx );
}
void CVradStaticPropMgr::Init()
{
CreateInterfaceFn physicsFactory = GetPhysicsFactory();
if ( !physicsFactory )
Error( "Unable to load vphysics DLL." );
s_pPhysCollision = (IPhysicsCollision *)physicsFactory( VPHYSICS_COLLISION_INTERFACE_VERSION, NULL );
if( !s_pPhysCollision )
{
Error( "Unable to get '%s' for physics interface.", VPHYSICS_COLLISION_INTERFACE_VERSION );
return;
}
m_pBSPTreeData->Init( ToolBSPTree() );
// Read in static props that have been compiled into the bsp file
UnserializeStaticProps();
}
void CVradStaticPropMgr::InsertPropIntoTree( int propIndex )
{
CStaticProp& prop = m_StaticProps[propIndex];
StaticPropDict_t& dict = m_StaticPropDict[prop.m_ModelIdx];
// Compute the bbox of the prop
if ( dict.m_pModel )
{
s_pPhysCollision->CollideGetAABB( prop.m_mins, prop.m_maxs, dict.m_pModel, prop.m_Origin, prop.m_Angles );
}
else
{
VectorAdd( dict.m_Mins, prop.m_Origin, prop.m_mins );
VectorAdd( dict.m_Maxs, prop.m_Origin, prop.m_maxs );
}
// add the entity to the tree so we will collide against it
prop.m_Handle = m_pBSPTreeData->Insert( propIndex, prop.m_mins, prop.m_maxs );
}
// ISpatialLeafEnumerator
bool CVradStaticPropMgr::EnumerateLeaf( int leaf, int context )
{
return m_pBSPTreeData->EnumerateElementsInLeaf( leaf, this, context );
}