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Daveo 2001-08-13 19:01:44 +00:00
parent 754707b701
commit 2123e18de2
2 changed files with 20 additions and 25 deletions
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30
source/gfx/actor.cpp
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@ -663,7 +663,6 @@ int AspectX0,AspectX1;
}
/*****************************************************************************/
POLY_FT4 *CActorGfx::Render(DVECTOR &Pos,int Anim,int Frame,bool XFlip,bool YFlip)
{
sPoolNode *ThisNode=CacheFrame(Anim,Frame);
@ -699,35 +698,17 @@ POLY_FT4 *CActorGfx::RotateScale(POLY_FT4 *Ft4,DVECTOR &Pos,int Angle,int XScale
{
MATRIX Mtx;
VECTOR Scale;
int ScaleInc=Angle&1023;
int Quad=0;
Angle&=4095;
if (Angle==0 && XScale==YScale==ONE) return(Ft4);
XScale+=ScaleXAspect;
Quad=Angle>>10;
switch(Quad)
{
case 0:
ScaleInc=+ScaleInc;
break;
case 1:
ScaleInc=1023-ScaleInc;
break;
case 2:
ScaleInc=+ScaleInc;
break;
case 3:
ScaleInc=1023-ScaleInc;
break;
}
if (Angle==0 && XScale==ONE && YScale==ONE) return(Ft4);
Scale.vx=XScale-(ScaleInc*2);
Scale.vy=YScale+(ScaleInc*2);
Scale.vx=XScale;
Scale.vy=YScale;
Scale.vz=ONE;
SetIdentNoTrans(&Mtx);
ScaleMatrix(&Mtx,&Scale);
RotMatrixZ(Angle,&Mtx);
ScaleMatrix(&Mtx,&Scale);
CorrectMatrixScale(&Mtx);
gte_SetRotMatrix(&Mtx);
CMX_SetTransMtxXY(&ZeroPos);
@ -913,7 +894,6 @@ u8 const *XYList=(u8*)SCRATCH_RAM;
RenderPos.vx=(INGAME_SCREENOFS_X)+Pos.vx;
RenderPos.vy=(INGAME_SCREENOFS_Y)+Pos.vy;
gte_SetRotMatrix(&Mtx);
CMX_SetTransMtxXY(&RenderPos);

15
source/utils/utils.h
View File

@ -54,6 +54,21 @@ inline void SetIdentNoTrans(MATRIX *Mtx,VECTOR *S) {SetIdentNoTrans(Mtx,
//inline void SetIdentNoTrans(MATRIX *Mtx,s32 SX,s32 SY, s32 SZ) {SetIdentNoTrans(Mtx, SX,SY,SZ);}
/*****************************************************************************/
inline void CorrectMatrixScale(MATRIX *Mtx)
{
//const s32 scale = (512 << 12) / (320+128);
//const s32 scale = ONE+ScaleXAspect+128;
const s32 scale = ONE+2050+128;
for (u32 i = 0; i < 3; ++i)
{
Mtx->m[ 0 ][ i ] = ((s32)Mtx->m[ 0 ][ i ] * scale) >> 12;
}
// dont need, as zero'd
// dst_mtx->t[ 0 ] = (dst_mtx->t[ 0 ] * scale) >> 12;
}
/*****************************************************************************/
inline void InverseMatrix(MATRIX *m, MATRIX &im) //assumes no scale, just transformation and rotation
{