/*
================
idRenderWorldLocal::ParseInterAreaPortals
================
*/
void idRenderWorldLocal::ReadBinaryAreaPortals( idFile* file )
{
file->ReadBig( numPortalAreas );
file->ReadBig( numInterAreaPortals );
portalAreas = ( portalArea_t* )R_ClearedStaticAlloc( numPortalAreas * sizeof( portalAreas[0] ) );
areaScreenRect = ( idScreenRect* ) R_ClearedStaticAlloc( numPortalAreas * sizeof( idScreenRect ) );
// set the doubly linked lists
SetupAreaRefs();
doublePortals = ( doublePortal_t* )R_ClearedStaticAlloc( numInterAreaPortals * sizeof( doublePortals [0] ) );
for( int i = 0; i < numInterAreaPortals; i++ )
{
int numPoints, a1, a2;
idWinding* w;
portal_t* p;
file->ReadBig( numPoints );
file->ReadBig( a1 );
file->ReadBig( a2 );
w = new( TAG_RENDER_WINDING ) idWinding( numPoints );
w->SetNumPoints( numPoints );
for( int j = 0; j < numPoints; j++ )
{
file->ReadBig( ( *w )[ j ][ 0 ] );
file->ReadBig( ( *w )[ j ][ 1 ] );
file->ReadBig( ( *w )[ j ][ 2 ] );
// no texture coordinates
( *w )[ j ][ 3 ] = 0;
( *w )[ j ][ 4 ] = 0;
}
// add the portal to a1
p = ( portal_t* )R_ClearedStaticAlloc( sizeof( *p ) );
p->intoArea = a2;
p->doublePortal = &doublePortals[i];
p->w = w;
p->w->GetPlane( p->plane );
p->next = portalAreas[a1].portals;
portalAreas[a1].portals = p;
doublePortals[i].portals[0] = p;
// reverse it for a2
p = ( portal_t* )R_ClearedStaticAlloc( sizeof( *p ) );
p->intoArea = a1;
p->doublePortal = &doublePortals[i];
p->w = w->Reverse();
p->w->GetPlane( p->plane );
p->next = portalAreas[a2].portals;
portalAreas[a2].portals = p;
doublePortals[i].portals[1] = p;
}
}
/*
=================
idRenderWorldLocal::ClearWorld
Sets up for a single area world
=================
*/
void idRenderWorldLocal::ClearWorld() {
numPortalAreas = 1;
portalAreas = (portalArea_t *)R_ClearedStaticAlloc( sizeof( portalAreas[0] ) );
areaScreenRect = (idScreenRect *) R_ClearedStaticAlloc( sizeof( idScreenRect ) );
SetupAreaRefs();
// even though we only have a single area, create a node
// that has both children pointing at it so we don't need to
//
areaNodes = (areaNode_t *)R_ClearedStaticAlloc( sizeof( areaNodes[0] ) );
areaNodes[0].plane[3] = 1;
areaNodes[0].children[0] = -1;
areaNodes[0].children[1] = -1;
}
/*
================
idRenderWorldLocal::ParseInterAreaPortals
================
*/
void idRenderWorldLocal::ParseInterAreaPortals( idLexer* src, idFile* fileOut )
{
src->ExpectTokenString( "{" );
numPortalAreas = src->ParseInt();
if( numPortalAreas < 0 )
{
src->Error( "R_ParseInterAreaPortals: bad numPortalAreas" );
return;
}
if( fileOut != NULL )
{
// write out the type so the binary reader knows what to instantiate
fileOut->WriteString( "interAreaPortals" );
}
portalAreas = ( portalArea_t* )R_ClearedStaticAlloc( numPortalAreas * sizeof( portalAreas[0] ) );
areaScreenRect = ( idScreenRect* ) R_ClearedStaticAlloc( numPortalAreas * sizeof( idScreenRect ) );
// set the doubly linked lists
SetupAreaRefs();
numInterAreaPortals = src->ParseInt();
if( numInterAreaPortals < 0 )
{
src->Error( "R_ParseInterAreaPortals: bad numInterAreaPortals" );
return;
}
if( fileOut != NULL )
{
fileOut->WriteBig( numPortalAreas );
fileOut->WriteBig( numInterAreaPortals );
}
doublePortals = ( doublePortal_t* )R_ClearedStaticAlloc( numInterAreaPortals *
sizeof( doublePortals [0] ) );
for( int i = 0; i < numInterAreaPortals; i++ )
{
int numPoints, a1, a2;
idWinding* w;
portal_t* p;
numPoints = src->ParseInt();
a1 = src->ParseInt();
a2 = src->ParseInt();
if( fileOut != NULL )
{
fileOut->WriteBig( numPoints );
fileOut->WriteBig( a1 );
fileOut->WriteBig( a2 );
}
w = new( TAG_RENDER_WINDING ) idWinding( numPoints );
w->SetNumPoints( numPoints );
for( int j = 0; j < numPoints; j++ )
{
src->Parse1DMatrix( 3, ( *w )[j].ToFloatPtr() );
if( fileOut != NULL )
{
fileOut->WriteBig( ( *w )[j].x );
fileOut->WriteBig( ( *w )[j].y );
fileOut->WriteBig( ( *w )[j].z );
}
// no texture coordinates
( *w )[j][3] = 0;
( *w )[j][4] = 0;
}
// add the portal to a1
p = ( portal_t* )R_ClearedStaticAlloc( sizeof( *p ) );
p->intoArea = a2;
p->doublePortal = &doublePortals[i];
p->w = w;
p->w->GetPlane( p->plane );
p->next = portalAreas[a1].portals;
portalAreas[a1].portals = p;
doublePortals[i].portals[0] = p;
// reverse it for a2
p = ( portal_t* )R_ClearedStaticAlloc( sizeof( *p ) );
p->intoArea = a1;
p->doublePortal = &doublePortals[i];
p->w = w->Reverse();
p->w->GetPlane( p->plane );
p->next = portalAreas[a2].portals;
portalAreas[a2].portals = p;
doublePortals[i].portals[1] = p;
}
src->ExpectTokenString( "}" );
}
/*
================
idRenderWorldLocal::ParseInterAreaPortals
================
*/
void idRenderWorldLocal::ParseInterAreaPortals( idLexer *src ) {
int i, j;
src->ExpectTokenString( "{" );
numPortalAreas = src->ParseInt();
if ( numPortalAreas < 0 ) {
src->Error( "R_ParseInterAreaPortals: bad numPortalAreas" );
return;
}
portalAreas = (portalArea_t *)R_ClearedStaticAlloc( numPortalAreas * sizeof( portalAreas[0] ) );
areaScreenRect = (idScreenRect *) R_ClearedStaticAlloc( numPortalAreas * sizeof( idScreenRect ) );
// set the doubly linked lists
SetupAreaRefs();
numInterAreaPortals = src->ParseInt();
if ( numInterAreaPortals < 0 ) {
src->Error( "R_ParseInterAreaPortals: bad numInterAreaPortals" );
return;
}
doublePortals = (doublePortal_t *)R_ClearedStaticAlloc( numInterAreaPortals *
sizeof( doublePortals [0] ) );
for ( i = 0 ; i < numInterAreaPortals ; i++ ) {
int numPoints, a1, a2;
idWinding *w;
portal_t *p;
numPoints = src->ParseInt();
a1 = src->ParseInt();
a2 = src->ParseInt();
w = new idWinding( numPoints );
w->SetNumPoints( numPoints );
for ( j = 0 ; j < numPoints ; j++ ) {
src->Parse1DMatrix( 3, (*w)[j].ToFloatPtr() );
// no texture coordinates
(*w)[j][3] = 0;
(*w)[j][4] = 0;
}
// add the portal to a1
p = (portal_t *)R_ClearedStaticAlloc( sizeof( *p ) );
p->intoArea = a2;
p->doublePortal = &doublePortals[i];
p->w = w;
p->w->GetPlane( p->plane );
p->next = portalAreas[a1].portals;
portalAreas[a1].portals = p;
doublePortals[i].portals[0] = p;
// reverse it for a2
p = (portal_t *)R_ClearedStaticAlloc( sizeof( *p ) );
p->intoArea = a1;
p->doublePortal = &doublePortals[i];
p->w = w->Reverse();
p->w->GetPlane( p->plane );
p->next = portalAreas[a2].portals;
portalAreas[a2].portals = p;
doublePortals[i].portals[1] = p;
}
src->ExpectTokenString( "}" );
}