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This commit is contained in:
Daveo 2001-03-09 21:17:14 +00:00
parent ed41cd96cd
commit 432dedc6fd
9 changed files with 675 additions and 310 deletions
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2
source/gfx/prim.h
View file

@ -58,6 +58,8 @@
#define setShadeTexPolyFT3(p) setlen(p, 7), setcode(p, 0x24|GPUCode_ShadeTex)
#define setShadeTexPolyFT4(p) setlen(p, 9), setcode(p, 0x2c|GPUCode_ShadeTex)
#define setShadeTexPolyGT3(p) setlen(p, 9), setcode(p, 0x34|GPUCode_ShadeTex)
#define setShadeTexPolyGT4(p) setlen(p, 12), setcode(p, 0x3c|GPUCode_ShadeTex)
#define setSemiTransShadeTexPolyFT3(p) setlen(p, 7), setcode(p, 0x24|GPUCode_SemiTrans|GPUCode_ShadeTex)
#define setSemiTransShadeTexPolyFT4(p) setlen(p, 9), setcode(p, 0x2c|GPUCode_SemiTrans|GPUCode_ShadeTex)

133
source/gfx/sprbank.cpp
View file

@ -269,6 +269,39 @@ void SpriteBank::prepareFT4(POLY_FT4 *_ft4,sFrameHdr *_fh,int _x,int _y,bool _xF
setUVTp(_fh,_ft4,_xFlip,_yFlip);
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void SpriteBank::prepareGT4(POLY_GT4 *_gt4,sFrameHdr *_fh,int _x,int _y,bool _xFlip,bool _yFlip)
{
int W=_fh->W,H=_fh->H;
setShadeTexPolyGT4(_gt4);
setShadeTex(_gt4,0);
// setRGB0(_gt4,128,128,128);
if (_xFlip)
{
_x-=_fh->XOfs;
_x-=W;
}
else
_x+=_fh->XOfs;
if (_yFlip)
{
_y-=_fh->YOfs;
_y-=H;
}
else
_y+=_fh->YOfs;
setXYWH(_gt4,_x,_y,W,H);
setUVTp(_fh,_gt4,_xFlip,_yFlip);
}
/*----------------------------------------------------------------------
Function:
@ -377,6 +410,33 @@ void SpriteBank::prepareFT4RotatedScaled(POLY_FT4 *_ft4,sFrameHdr *_fh,int _xCen
////////////////////////////////
}
void SpriteBank::RotateBox(sBox *B,int W,int H,int _xScale,int _yScale,int _rot)
{
int halfW,halfH;
int ca,sa;
int cw,ch,sw,sh;
int width,height;
int aspect;
halfW=(W*_xScale)>>(12+1);
halfH=(H*_yScale)>>(12+1);
ca=mcos(_rot);
sa=msin(_rot);
cw=(ca*halfW)>>12;
ch=(ca*halfH)>>12;
sw=(sa*halfW)>>12;
sh=(sa*halfH)>>12;
// aspect=(512<<12)/384;//((_fh->H<<12)/_fh->W)/2;
// ch=(ch*aspect)>>12;
// sh=(sh*aspect)>>12;
B->x0=-cw+sh; B->y0=-sw-ch;
B->x1=+cw+sh; B->y1=+sw-ch;
B->x2=-cw-sh; B->y2=-sw+ch;
B->x3=+cw-sh; B->y3=+sw+ch;
}
/*----------------------------------------------------------------------
Function:
@ -456,3 +516,76 @@ void SpriteBank::setUVTp(sFrameHdr *_fh,POLY_FT4 *_ft4,int _xFlip,int _yFlip)
_ft4->tpage=_fh->TPage;
_ft4->clut=_fh->Clut;
}
void SpriteBank::setUVTp(sFrameHdr *_fh,POLY_GT4 *_gt4,int _xFlip,int _yFlip)
{
int U=_fh->U;
int V=_fh->V;
int W=_fh->W;
int H=_fh->H;
if (!_fh->Rotated)
{
if (_xFlip)
{
_gt4->u0=U+W-1;
_gt4->u1=U-1;
_gt4->u2=U+W-1;
_gt4->u3=U-1;
}
else
{
_gt4->u0=U;
_gt4->u1=U+W;
_gt4->u2=U;
_gt4->u3=U+W;
}
if (_yFlip)
{
_gt4->v0=V+H-1;
_gt4->v1=V+H-1;
_gt4->v2=V-1;
_gt4->v3=V-1;
}
else
{
_gt4->v0=V;
_gt4->v1=V;
_gt4->v2=V+H;
_gt4->v3=V+H;
}
}
else
{
if (_xFlip)
{
_gt4->v0=V;
_gt4->v2=V;
_gt4->v1=V+W;
_gt4->v3=V+W;
}
else
{
_gt4->v0=V+W-1;
_gt4->v2=V+W-1;
_gt4->v1=V-1;
_gt4->v3=V-1;
}
if (_yFlip)
{
_gt4->u0=U+H-1;
_gt4->u1=U+H-1;
_gt4->u2=U-1;
_gt4->u3=U-1;
}
else
{
_gt4->u0=U;
_gt4->u1=U;
_gt4->u2=U+H;
_gt4->u3=U+H;
}
}
_gt4->tpage=_fh->TPage;
_gt4->clut=_fh->Clut;
}

14
source/gfx/sprbank.h
View file

@ -38,6 +38,13 @@
Tyepdefs && Defines
------------------- */
struct sBox
{
s16 x0,y0;
s16 x1,y1;
s16 x2,y2;
s16 x3,y3;
};
/*----------------------------------------------------------------------
Structure defintions
-------------------- */
@ -82,6 +89,8 @@ public:
s32 getFrameWidth( int _frame ) {return (m_SpriteBankInstance->getFrameHeaders()[ _frame ].W);}
s32 getFrameHeight( int _frame ) {return (m_SpriteBankInstance->getFrameHeaders()[ _frame ].H);}
void RotateBox(sBox *B,int W,int H,int _xScale,int _yScale,int _rot);
inline POLY_FT4 *printFT4(int _frame,int _x,int _y,int _xFlip,int _yFlip,int _ot) {return printFT4(&m_SpriteBankInstance->getFrameHeaders()[ _frame ],_x,_y,_xFlip,_yFlip,_ot);}
inline POLY_FT4 *printFT4(sFrameHdr *_fh,int _x,int _y,int _xFlip,int _yFlip,int _ot)
{
@ -109,12 +118,13 @@ inline POLY_FT4 *printRotatedScaledSprite(sFrameHdr *_fh,int _xCentre,int _yCent
return(ft4);
}
// Hmm.. why did these used to be private?
void prepareFT4(POLY_FT4 *_ft4,sFrameHdr *_fh,int _x,int _y,bool _xFlip,bool _yFlip);
void prepareGT4(POLY_GT4 *_gt4,sFrameHdr *_fh,int _x,int _y,bool _xFlip,bool _yFlip);
void prepareFT4Scaled(POLY_FT4 *_ft4,sFrameHdr *_fh,int _x,int _y,bool _xFlip,bool _yFlip,long _z);
void prepareFT4RotatedScaled(POLY_FT4 *_ft4,sFrameHdr *_fh,int _xCentre,int _yCentre,int _xScale,int _yScale,int _rot);
void setUVTp(sFrameHdr *_fh,POLY_FT4 *_ft4,int _xFlip,int _yYFlip);
void setUVTp(sFrameHdr *_fh,POLY_FT4 *_ft4,int _xFlip,int _yFlip);
void setUVTp(sFrameHdr *_fh,POLY_GT4 *_gt4,int _xFlip,int _yFlip);
// void printRotatedScaledSprite(sFrameHdr *_fh,int _xCentre,int _yCentre,int _xScale,int _yScale,int _rot,int _ot);