//BEGINNING OF BUILDING UTILITY FUNCTIONS
void UpdateRoofsView()
{
INT32 x;
UINT16 usType;
for ( x = 0; x < WORLD_MAX; x++ )
{
for ( usType = FIRSTROOF; usType <= LASTSLANTROOF; usType++ )
{
if( !gfAlternateRoofHiding || !gubWorldRoomInfo[ x ] && gfAlternateRoofHiding )
{
HideStructOfGivenType( x, usType, (BOOLEAN)(!fBuildingShowRoofs) );
}
}
}
gfRenderWorld = TRUE;
}
//Given a gridno, it will erase the current roof, and calculate the new roof piece based on the
//wall orientions giving priority to the top and left walls before anything else.
//NOTE: passing NULL for usRoofType will force the function to calculate the nearest roof type,
// and use that for the new roof. This is needed when erasing parts of multiple buildings simultaneously.
void RebuildRoof( UINT32 iMapIndex, UINT16 usRoofType )
{
UINT16 usRoofIndex, usTileIndex;
BOOLEAN fTop, fBottom, fLeft, fRight;
if( !usRoofType )
{
usRoofType = SearchForRoofType( iMapIndex );
}
if( usRoofType == 0xffff )
return; //no roof type around, so don't draw one.
//Analyse the mapindex for walls and set the flags.
//NOTE: There is no support for more than 2 side on a roof, so if there is, draw TOPLEFT
AddToUndoList( iMapIndex );
EraseRoof( iMapIndex );
fTop = GetHorizontalWall( iMapIndex - WORLD_COLS ) ? TRUE : FALSE;
fLeft = GetVerticalWall( iMapIndex - 1 ) ? TRUE : FALSE;
fBottom = GetHorizontalWall( iMapIndex ) ? TRUE : FALSE;
fRight = GetVerticalWall( iMapIndex ) ? TRUE : FALSE;
if( fTop && fLeft ) usRoofIndex = TOPLEFT_ROOF_INDEX;
else if( fTop && fRight) usRoofIndex = TOPRIGHT_ROOF_INDEX;
else if( fBottom && fLeft ) usRoofIndex = BOTTOMLEFT_ROOF_INDEX;
else if( fBottom && fRight ) usRoofIndex = BOTTOMRIGHT_ROOF_INDEX;
else if( fTop ) usRoofIndex = TOP_ROOF_INDEX;
else if( fBottom ) usRoofIndex = BOTTOM_ROOF_INDEX;
else if( fLeft ) usRoofIndex = LEFT_ROOF_INDEX;
else if( fRight ) usRoofIndex = RIGHT_ROOF_INDEX;
else usRoofIndex = CENTER_ROOF_BASE_INDEX + ( rand() % CENTER_ROOF_VARIANTS );
GetTileIndexFromTypeSubIndex( usRoofType, usRoofIndex, &usTileIndex );
AddRoofToHead( iMapIndex, usTileIndex );
//if the editor view roofs is off, then the new roofs need to be hidden.
if( !fBuildingShowRoofs )
{
HideStructOfGivenType( iMapIndex, usRoofType, TRUE );
}
}
void PasteMapElementToNewMapElement( INT32 iSrcGridNo, INT32 iDstGridNo )
{
MAP_ELEMENT *pSrcMapElement;
LEVELNODE *pNode;
UINT16 usType;
DeleteStuffFromMapTile( iDstGridNo );
DeleteAllLandLayers( iDstGridNo );
//Get a pointer to the src mapelement
pSrcMapElement = &gpWorldLevelData[ iSrcGridNo ];
//Go through each levelnode, and paste the info into the new gridno
pNode = pSrcMapElement->pLandHead;
while( pNode )
{
if( pNode == pSrcMapElement->pLandStart )
gpWorldLevelData[ iDstGridNo ].pLandStart = AddLandToTail( iDstGridNo, pNode->usIndex );
else
AddLandToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
pNode = pSrcMapElement->pObjectHead;
while( pNode )
{
AddObjectToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
pNode = pSrcMapElement->pStructHead;
while( pNode )
{
AddStructToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
pNode = pSrcMapElement->pShadowHead;
while( pNode )
{
AddShadowToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
pNode = pSrcMapElement->pRoofHead;
while( pNode )
{
AddRoofToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
pNode = pSrcMapElement->pOnRoofHead;
while( pNode )
{
AddOnRoofToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
pNode = pSrcMapElement->pTopmostHead;
while( pNode )
{
if( pNode->usIndex != FIRSTPOINTERS1 )
AddTopmostToTail( iDstGridNo, pNode->usIndex );
pNode = pNode->pNext;
}
for ( usType = FIRSTROOF; usType <= LASTSLANTROOF; usType++ )
{
HideStructOfGivenType( iDstGridNo, usType, (BOOLEAN)(!fBuildingShowRoofs) );
}
}