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This commit is contained in:
Daveo 2001-07-09 20:02:33 +00:00
parent 7b8e1fe8c4
commit 3aeddaf979
9 changed files with 111 additions and 235 deletions
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101
source/level/layertile.cpp
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@ -14,25 +14,44 @@ const u32 XInc=16<<0;
const u32 YInc=16<<16;
/*****************************************************************************/
//DVECTOR TileMapOfs={0,4}; // To line layers up :oP
static const int TILE2D_WIDTH=16;
static const int TILE2D_HEIGHT=12;
static const int SCREEN_TILE2D_WIDTH=((512/TILE2D_WIDTH)+1);
static const int SCREEN_TILE2D_HEIGHT=((256/TILE2D_HEIGHT)+1);
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
CLayerTile::CLayerTile(sLevelHdr *LevelHdr,sLayerHdr *Hdr)
{
int Count=SCREEN_TILE2D_WIDTH*SCREEN_TILE2D_HEIGHT;
int MemSize=Count*sizeof(TSPRT);
LayerHdr=Hdr;
MapWidth=LayerHdr->Width;
MapHeight=LayerHdr->Height;
// printf("%i %i\n",MapWidth,MapHeight);
ElemBank2d=LevelHdr->ElemBank2d;
Map=(sTileMapElem*)MakePtr(Hdr,sizeof(sLayerHdr));
PrimBank=(TSPRT*)MemAlloc(MemSize,"Mid Polyz");
TSPRT *PrimPtr=PrimBank;
for (int i=0; i<Count; i++)
{
setTSprt(PrimPtr);
setTSetShadeTex(PrimPtr,1);
PrimPtr->w=TILE2D_WIDTH;
PrimPtr->h=TILE2D_HEIGHT;
PrimPtr++;
}
}
/*****************************************************************************/
CLayerTile::~CLayerTile()
{
MemFree(PrimBank);
}
/*****************************************************************************/
@ -58,16 +77,10 @@ int XPos=MapPos.vx>>MapXYShift;
int YPos=MapPos.vy>>MapXYShift;
MapXY.vx=XPos>>4;
MapXY.vy=YPos/12;
MapXY.vy=YPos/TILE2D_HEIGHT;
/* if (LayerHdr->SubType==1) // BODGE AND A HALF
{
MapXY.vx+=TileMapOfs.vx; MapXY.vy+=TileMapOfs.vy;
}
*/
ShiftX=XPos & 15;
// ShiftY=YPos & 15;
ShiftY=YPos%12;
ShiftY=YPos%TILE2D_HEIGHT;
if (MapXY.vx+SCREEN_TILE2D_WIDTH<=MapWidth)
RenderW=SCREEN_TILE2D_WIDTH;
@ -84,19 +97,18 @@ int YPos=MapPos.vy>>MapXYShift;
/*****************************************************************************/
/*****************************************************************************/
/*****************************************************************************/
#if 1 // FT4 version
void CLayerTile::render()
{
sTileMapElem *MapPtr=GetMapPos();
u8 *PrimPtr=GetPrimPtr();
s16 TileX,TileY;
sOT *ThisOT=OtPtr+LayerOT;
TSPRT *PrimPtr=PrimBank;
// Setup shift bits of pos
TileY=-ShiftY;
// Render it!!
for (int Y=0; Y<RenderH; Y++)
{
sTileMapElem *MapRow=MapPtr;
@ -109,68 +121,17 @@ sOT *ThisOT=OtPtr+LayerOT;
if (ThisTile)
{
sElem2d *Tile=&ElemBank2d[ThisTile];
POLY_FT4 *Ft4=(POLY_FT4*)PrimPtr;
setPolyFT4(Ft4);
setShadeTex(Ft4,1);
setXYWH(Ft4,TileX,TileY,16,12);
setUVWH(Ft4,Tile->u0,Tile->v0,15,15);
Ft4->tpage=Tile->TPage;
Ft4->clut=Tile->Clut;
// addPrimNoCheck(ThisOT,Ft4);
addPrim(ThisOT,Ft4);
PrimPtr+=sizeof(POLY_FT4);
PrimPtr->x0=TileX;
PrimPtr->y0=TileY;
setTSprtTPage(PrimPtr,Tile->TPage);
*(u32*)&PrimPtr->u0=*(u32*)&Tile->u0; // copy uv AND clut
addPrim(ThisOT,PrimPtr);
PrimPtr++;
}
TileX+=TILE2D_WIDTH;
}
MapPtr+=MapWidth;
TileY+=TILE2D_HEIGHT;
}
SetPrimPtr(PrimPtr);
}
#else
void CLayerTile::render()
{
sTileMapElem *MapPtr=GetMapPos();
u8 *PrimPtr=GetPrimPtr();
s16 TileX,TileY;
sOT *ThisOT=OtPtr+LayerOT;
// Setup shift bits of pos
TileY=-ShiftY;
// Render it!!
for (int Y=0; Y<RenderH; Y++)
{
sTileMapElem *MapRow=MapPtr;
TileX=-ShiftX;
for (int X=0; X<RenderW; X++)
{
int ThisTile=*MapRow++;
if (ThisTile)
{
/**/ sElem2d *Tile=&ElemBank2d[ThisTile];
TSPRT_16 *SprPtr=(TSPRT_16*)PrimPtr;
setTSprt16(SprPtr);
setTSetShadeTex(SprPtr,1);
/**/ SprPtr->x0=TileX;
/**/ SprPtr->y0=TileY;
/**/ setTSprtTPage(SprPtr,Tile->TPage);
*(u32*)&SprPtr->u0=*(u32*)&Tile->u0; // copy uv AND clut
addPrimNoCheck(ThisOT,SprPtr);
PrimPtr+=sizeof(TSPRT_16);
}
// MapRow++;
TileX+=TILE2D_WIDTH;
}
MapPtr+=MapWidth;
TileY+=TILE2D_HEIGHT;
}
SetPrimPtr(PrimPtr);
}
#endif