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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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15
source/utils/utils.h
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@ -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
{