diff options
| author | Brian <brian.paul@tungstengraphics.com> | 2007-12-14 14:34:15 -0700 |
|---|---|---|
| committer | Brian <brian.paul@tungstengraphics.com> | 2007-12-14 14:35:18 -0700 |
| commit | 507d43f95bc1623f413603e7f8c134553d11c184 (patch) | |
| tree | 47b4b6953b55bdbcf66e7f02c7c3b0050ee37f21 /src/mesa/swrast/s_context.c | |
| parent | a5eb9e7b1bf915a3bf911074c2872724c5b3ad53 (diff) | |
fix polygon cull regression
Diffstat (limited to 'src/mesa/swrast/s_context.c')
| -rw-r--r-- | src/mesa/swrast/s_context.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c index 3bf9804bef..314931d467 100644 --- a/src/mesa/swrast/s_context.c +++ b/src/mesa/swrast/s_context.c @@ -117,7 +117,7 @@ _swrast_update_rasterflags( GLcontext *ctx ) /** - * Examine polycon culls tate to compute the _BackfaceCullSign field. + * Examine polygon cull state to compute the _BackfaceCullSign field. * _BackfaceCullSign will be 0 if no culling, -1 if culling back-faces, * and 1 if culling front-faces. The Polygon FrontFace state also * factors in. @@ -128,21 +128,17 @@ _swrast_update_polygon( GLcontext *ctx ) GLfloat backface_sign; if (ctx->Polygon.CullFlag) { - backface_sign = 1.0; switch (ctx->Polygon.CullFaceMode) { case GL_BACK: - if (ctx->Polygon.FrontFace == GL_CCW) - backface_sign = -1.0; + backface_sign = -1.0; break; case GL_FRONT: - if (ctx->Polygon.FrontFace != GL_CCW) - backface_sign = -1.0; + backface_sign = 1.0; break; case GL_FRONT_AND_BACK: /* fallthrough */ default: backface_sign = 0.0; - break; } } else { |