diff options
Diffstat (limited to 'src/map.c')
| -rw-r--r-- | src/map.c | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/src/map.c b/src/map.c new file mode 100644 index 0000000..c926cbd --- /dev/null +++ b/src/map.c @@ -0,0 +1,246 @@ +#include "3dc.h" + +#include "inline.h" +#include "module.h" +#include "stratdef.h" + +#define UseLocalAssert Yes +#include "ourasert.h" + + +/* + externs for commonly used global variables and arrays +*/ + + +extern VIEWDESCRIPTORBLOCK *Global_VDB_Ptr; + +/* + Global Variables +*/ + +DISPLAYBLOCK *dptr_last; +DISPLAYBLOCK *Player; + + +/* + Map Reading Functions + Read the map data passed and create the objects on the map + The map header contains an array of pointers to the different map data + structures +*/ + + +DISPLAYBLOCK* ReadMap(MAPHEADER *mapheader) +{ + MAPBLOCK8 *mapblock8ptr; + DISPLAYBLOCK *dblockptr = 0; + + + /* Set up pointers to the map arrays */ + mapblock8ptr = mapheader->MapType8Objects; + + + /* Map Type #8 Structure */ + if(mapblock8ptr) { + + while(mapblock8ptr->MapType != MapType_Term) { + + dblockptr = CreateActiveObject(); + + if(dblockptr) + { + dblockptr->ObShape = mapblock8ptr->MapShape; + + CopyLocation(&mapblock8ptr->MapWorld, &dblockptr->ObWorld); + CopyEuler(&mapblock8ptr->MapEuler, &dblockptr->ObEuler); + + dblockptr->ObFlags = mapblock8ptr->MapFlags; + dblockptr->ObFlags2 = mapblock8ptr->MapFlags2; + dblockptr->ObFlags3 = mapblock8ptr->MapFlags3; + + if (mapblock8ptr->MapType == MapType_Player) + { + Player = dblockptr; + } + else + { + dblockptr->ObLightType = LightType_PerVertex; + dblockptr->ObFlags |= ObFlag_MultLSrc; + } + +/* KJL 16:55:57 06/05/97 - removing camera stuff */ + if(mapblock8ptr->MapVDBData) + MapSetVDB(dblockptr, mapblock8ptr->MapVDBData); + + dblockptr->ObLightType = mapblock8ptr->MapLightType; + +/* KJL 15:23:52 06/07/97 - removed */ +// CopyVector(&mapblock8ptr->MapOrigin, &dblockptr->ObOrigin); +// dblockptr->ObSimShapes = mapblock8ptr->MapSimShapes; +// dblockptr->ObViewType = mapblock8ptr->MapViewType; + + MapBlockInit(dblockptr); + + CreateEulerMatrix(&dblockptr->ObEuler,&dblockptr->ObMat); + TransposeMatrixCH(&dblockptr->ObMat); + + MapPostProcessing(dblockptr); + } + + dptr_last = dblockptr; + + mapblock8ptr++; + + } + + } + return dblockptr; +} + + + +/* + + Some objects might require a certain amount of general processing after + all the other map functions have been called + +*/ + +void MapPostProcessing(DISPLAYBLOCK *dptr) +{ + if(dptr) + { + /* + + Make sure that objects requesting multiple light sources are at + least set to "LightType_PerObject" + + */ + if(dptr->ObFlags & ObFlag_MultLSrc) + { + if(dptr->ObLightType == LightType_Infinite) + dptr->ObLightType = LightType_PerObject; + } + } +} + + +void MapSetVDB(DISPLAYBLOCK *dptr, MAPSETVDB *mapvdbdata) +{ + + VIEWDESCRIPTORBLOCK *vdb; + + /* TEST */ + /*LIGHTBLOCK *lptr;*/ + + + + /* Allocate a VDB */ + + vdb = CreateActiveVDB(); + + if(vdb) { + + dptr->ObVDBPtr = vdb; /* Object Block ptr to VDB */ + + vdb->VDB_ViewObject = dptr; /* VDB ptr to Object Block */ + + + /* VDB Setup */ + + SetVDB( + + vdb, + + mapvdbdata->SVDB_Flags, + mapvdbdata->SVDB_ViewType, + + mapvdbdata->SVDB_Depth, + + mapvdbdata->SVDB_CentreX, + mapvdbdata->SVDB_CentreY, + + mapvdbdata->SVDB_ProjX, + mapvdbdata->SVDB_ProjY, + mapvdbdata->SVDB_MaxProj, + + mapvdbdata->SVDB_ClipLeft, + mapvdbdata->SVDB_ClipRight, + mapvdbdata->SVDB_ClipUp, + mapvdbdata->SVDB_ClipDown, + + mapvdbdata->SVDB_H1, + mapvdbdata->SVDB_H2, + mapvdbdata->SVDB_HColour, + + mapvdbdata->SVDB_Ambience + + ); + + PlatformSpecificVDBInit(vdb); + + #if ProjectSpecificVDBs + ProjectSpecificVDBInit(vdb); + #endif + + + } + +} + + + + + + + +/* + + Standard Initialisation for Map Objects + +*/ + +void MapBlockInit(DISPLAYBLOCK *dptr) +{ + SHAPEHEADER *sptr; + + /* Get the shape header ptr */ + + sptr = GetShapeData(dptr->ObShape); + + + /* Augmented Z */ + + if(sptr->shapeflags & ShapeFlag_AugZ) dptr->ObFlags2 |= ObFlag2_AugZ; + + + /* Pass address of the shape data header back to the block for others */ + + dptr->ObShapeData = sptr; + + + /* Does this shape use a BSP tree or a Z Sort ? */ + + dptr->ObFlags |= ObFlag_TypeZ; + + + /* Copy shape radius to ODB */ + + dptr->ObRadius = sptr->shaperadius; + + /* Copy shape xyz extents to ODB */ + + dptr->ObMaxX = sptr->shapemaxx; + dptr->ObMinX = sptr->shapeminx; + + dptr->ObMaxY = sptr->shapemaxy; + dptr->ObMinY = sptr->shapeminy; + + dptr->ObMaxZ = sptr->shapemaxz; + dptr->ObMinZ = sptr->shapeminz; + + + +} + |