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| author | Daniel Borca <dborca@users.sourceforge.net> | 2004-01-07 12:50:30 +0000 |
|---|---|---|
| committer | Daniel Borca <dborca@users.sourceforge.net> | 2004-01-07 12:50:30 +0000 |
| commit | 63f025c5adba242c760fc3156b4aa92ee6f29f76 (patch) | |
| tree | 26d90748fc4bf1440b9bd44abc3052234e1437a2 /src | |
| parent | e1ecdc337e2047873e8dad63c7c0388348d1d5b7 (diff) | |
teensy bit of optimization in interp code
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/glide/fxvbtmp.h | 68 |
1 files changed, 18 insertions, 50 deletions
diff --git a/src/mesa/drivers/glide/fxvbtmp.h b/src/mesa/drivers/glide/fxvbtmp.h index 4e1b10f1d0..9e46f75595 100644 --- a/src/mesa/drivers/glide/fxvbtmp.h +++ b/src/mesa/drivers/glide/fxvbtmp.h @@ -214,8 +214,8 @@ static void TAG(interp)( GLcontext *ctx, GrVertex *dst = (GrVertex *) (fxverts + edst); const GrVertex *out = (const GrVertex *) (fxverts + eout); const GrVertex *in = (const GrVertex *) (fxverts + ein); - const GLfloat wout = 1.0F / out->oow; - const GLfloat win = 1.0F / in->oow; + const GLfloat wout = oow / out->oow; + const GLfloat win = oow / in->oow; VIEWPORT_X(dst->x, dstclip[0] * oow); VIEWPORT_Y(dst->y, dstclip[1] * oow); @@ -248,68 +248,36 @@ static void TAG(interp)( GLcontext *ctx, } if (IND & SETUP_TMU0) { + INTERP_F( t, + dst->tmuvtx[0].sow, + out->tmuvtx[0].sow * wout, + in->tmuvtx[0].sow * win ); + INTERP_F( t, + dst->tmuvtx[0].tow, + out->tmuvtx[0].tow * wout, + in->tmuvtx[0].tow * win ); if (IND & SETUP_PTEX) { INTERP_F( t, - dst->tmuvtx[0].sow, - out->tmuvtx[0].sow * wout, - in->tmuvtx[0].sow * win ); - INTERP_F( t, - dst->tmuvtx[0].tow, - out->tmuvtx[0].tow * wout, - in->tmuvtx[0].tow * win ); - INTERP_F( t, dst->tmuvtx[0].oow, out->tmuvtx[0].oow * wout, in->tmuvtx[0].oow * win ); - - dst->tmuvtx[0].sow *= oow; - dst->tmuvtx[0].tow *= oow; - dst->tmuvtx[0].oow *= oow; - } else { - INTERP_F( t, - dst->tmuvtx[0].sow, - out->tmuvtx[0].sow * wout, - in->tmuvtx[0].sow * win ); - INTERP_F( t, - dst->tmuvtx[0].tow, - out->tmuvtx[0].tow * wout, - in->tmuvtx[0].tow * win ); - - dst->tmuvtx[0].sow *= oow; - dst->tmuvtx[0].tow *= oow; } } if (IND & SETUP_TMU1) { + INTERP_F( t, + dst->tmuvtx[1].sow, + out->tmuvtx[1].sow * wout, + in->tmuvtx[1].sow * win ); + INTERP_F( t, + dst->tmuvtx[1].tow, + out->tmuvtx[1].tow * wout, + in->tmuvtx[1].tow * win ); if (IND & SETUP_PTEX) { INTERP_F( t, - dst->tmuvtx[1].sow, - out->tmuvtx[1].sow * wout, - in->tmuvtx[1].sow * win ); - INTERP_F( t, - dst->tmuvtx[1].tow, - out->tmuvtx[1].tow * wout, - in->tmuvtx[1].tow * win ); - INTERP_F( t, dst->tmuvtx[1].oow, out->tmuvtx[1].oow * wout, in->tmuvtx[1].oow * win ); - - dst->tmuvtx[1].sow *= oow; - dst->tmuvtx[1].tow *= oow; - dst->tmuvtx[1].oow *= oow; - } else { - INTERP_F( t, - dst->tmuvtx[1].sow, - out->tmuvtx[1].sow * wout, - in->tmuvtx[1].sow * win ); - INTERP_F( t, - dst->tmuvtx[1].tow, - out->tmuvtx[1].tow * wout, - in->tmuvtx[1].tow * win ); - - dst->tmuvtx[1].sow *= oow; - dst->tmuvtx[1].tow *= oow; } } } |