diff options
Diffstat (limited to 'src/mesa/drivers/glide/fxvbtmp.h')
| -rw-r--r-- | src/mesa/drivers/glide/fxvbtmp.h | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/src/mesa/drivers/glide/fxvbtmp.h b/src/mesa/drivers/glide/fxvbtmp.h index d1a022ff5e..306a47c9b3 100644 --- a/src/mesa/drivers/glide/fxvbtmp.h +++ b/src/mesa/drivers/glide/fxvbtmp.h @@ -1,4 +1,4 @@ -/* $Id: fxvbtmp.h,v 1.13 2003/10/02 17:36:45 brianp Exp $ */ +/* $Id: fxvbtmp.h,v 1.14 2003/10/09 15:12:21 dborca Exp $ */ /* * Mesa 3-D graphics library @@ -29,6 +29,10 @@ */ +#define VIEWPORT_X(dst,x) dst = s[0] * x + s[12] +#define VIEWPORT_Y(dst,y) dst = s[5] * y + s[13] +#define VIEWPORT_Z(dst,z) dst = s[10] * z + s[14] + static void TAG(emit)( GLcontext *ctx, GLuint start, GLuint end, void *dest ) @@ -89,9 +93,9 @@ static void TAG(emit)( GLcontext *ctx, if (IND & SETUP_XYZW) { if (mask[i] == 0) { /* unclipped */ - v->x = s[0] * proj[0][0] + s[12]; - v->y = s[5] * proj[0][1] + s[13]; - v->ooz = s[10] * proj[0][2] + s[14]; + VIEWPORT_X(v->x, proj[0][0]); + VIEWPORT_Y(v->y, proj[0][1]); + VIEWPORT_Z(v->ooz, proj[0][2]); v->oow = proj[0][3]; } else { /* clipped */ @@ -122,32 +126,24 @@ static void TAG(emit)( GLcontext *ctx, } if (IND & SETUP_TMU0) { GLfloat w = v->oow; + v->tmuvtx[0].sow = tc0[0][0] * u0scale * w; + v->tmuvtx[0].tow = tc0[0][1] * v0scale * w; if (IND & SETUP_PTEX) { - v->tmuvtx[0].sow = tc0[0][0] * u0scale * w; - v->tmuvtx[0].tow = tc0[0][1] * v0scale * w; v->tmuvtx[0].oow = w; if (tc0_size == 4) - v->tmuvtx[0].oow = tc0[0][3] * w; - } - else { - v->tmuvtx[0].sow = tc0[0][0] * u0scale * w; - v->tmuvtx[0].tow = tc0[0][1] * v0scale * w; + v->tmuvtx[0].oow *= tc0[0][3]; } tc0 = (GLfloat (*)[4])((GLubyte *)tc0 + tc0_stride); } if (IND & SETUP_TMU1) { GLfloat w = v->oow; + v->tmuvtx[1].sow = tc1[0][0] * u1scale * w; + v->tmuvtx[1].tow = tc1[0][1] * v1scale * w; if (IND & SETUP_PTEX) { - v->tmuvtx[1].sow = tc1[0][0] * u1scale * w; - v->tmuvtx[1].tow = tc1[0][1] * v1scale * w; v->tmuvtx[1].oow = w; if (tc1_size == 4) - v->tmuvtx[1].oow = tc1[0][3] * w; + v->tmuvtx[1].oow *= tc1[0][3]; } - else { - v->tmuvtx[1].sow = tc1[0][0] * u1scale * w; - v->tmuvtx[1].tow = tc1[0][1] * v1scale * w; - } tc1 = (GLfloat (*)[4])((GLubyte *)tc1 + tc1_stride); } } @@ -197,9 +193,9 @@ static void TAG(interp)( GLcontext *ctx, const GLfloat wout = 1.0F / out->oow; const GLfloat win = 1.0F / in->oow; - dst->x = s[0] * dstclip[0] * oow + s[12]; - dst->y = s[5] * dstclip[1] * oow + s[13]; - dst->ooz = s[10] * dstclip[2] * oow + s[14]; + VIEWPORT_X(dst->x, dstclip[0] * oow); + VIEWPORT_Y(dst->y, dstclip[1] * oow); + VIEWPORT_Z(dst->ooz, dstclip[2] * oow); dst->oow = oow; if (IND & SETUP_SNAP) { |