diff options
Diffstat (limited to 'src/mesa/swrast/s_tritemp.h')
| -rw-r--r-- | src/mesa/swrast/s_tritemp.h | 30 |
1 files changed, 4 insertions, 26 deletions
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h index 43a4b3485df..57c3c26c5b6 100644 --- a/src/mesa/swrast/s_tritemp.h +++ b/src/mesa/swrast/s_tritemp.h @@ -1,4 +1,4 @@ -/* $Id: s_tritemp.h,v 1.20 2001/07/13 20:07:37 brianp Exp $ */ +/* $Id: s_tritemp.h,v 1.21 2001/07/14 16:05:44 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -94,8 +94,7 @@ GLfloat oneOverArea; const SWvertex *vMin, *vMid, *vMax; /* Y(vMin)<=Y(vMid)<=Y(vMax) */ float bf = SWRAST_CONTEXT(ctx)->_backface_sign; - GLboolean tiny; - const GLint snapMask = ~((FIXED_ONE / 16) - 1); /* for x/y coord snapping */ + const GLint snapMask = ~((FIXED_ONE / 16) - 1); /* for x/y coord snapping */ GLfixed vMin_fx, vMin_fy, vMid_fx, vMid_fy, vMax_fx, vMax_fy; struct triangle_span span; @@ -180,19 +179,7 @@ if (area == 0.0F) return; - /* This may not be needed anymore. Let's see if anyone reports a problem. */ -#if 0 - /* check for very tiny triangle */ - if (area * area < (0.001F * 0.001F)) { /* square to ensure positive value */ - oneOverArea = 1.0F / 0.001F; /* a close-enough value */ - tiny = GL_TRUE; - } - else -#endif - { - oneOverArea = 1.0F / area; - tiny = GL_FALSE; - } + oneOverArea = 1.0F / area; } #ifndef DO_OCCLUSION_TEST @@ -358,16 +345,7 @@ #endif #ifdef INTERP_RGB span.activeMask |= SPAN_RGBA; - if (tiny) { - /* This is kind of a hack to eliminate RGB color over/underflow - * problems when rendering very tiny triangles. We're not doing - * anything with alpha or specular color at this time. - */ - drdx = drdy = 0.0; span.redStep = 0; - dgdx = dgdy = 0.0; span.greenStep = 0; - dbdx = dbdy = 0.0; span.blueStep = 0; - } - else { + { GLfloat eMaj_dr, eBot_dr; GLfloat eMaj_dg, eBot_dg; GLfloat eMaj_db, eBot_db; |