diff options
Diffstat (limited to 'src/mesa/swrast/s_context.c')
| -rw-r--r-- | src/mesa/swrast/s_context.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c index 031d74f31b0..8864c217a5e 100644 --- a/src/mesa/swrast/s_context.c +++ b/src/mesa/swrast/s_context.c @@ -125,27 +125,28 @@ _swrast_update_rasterflags( GLcontext *ctx ) static void _swrast_update_polygon( GLcontext *ctx ) { - GLfloat backface_sign = 1; + GLfloat backface_sign; if (ctx->Polygon.CullFlag) { - backface_sign = 1; - switch(ctx->Polygon.CullFaceMode) { + backface_sign = 1.0; + switch (ctx->Polygon.CullFaceMode) { case GL_BACK: - if(ctx->Polygon.FrontFace==GL_CCW) - backface_sign = -1; + if (ctx->Polygon.FrontFace == GL_CCW) + backface_sign = -1.0; break; case GL_FRONT: - if(ctx->Polygon.FrontFace!=GL_CCW) - backface_sign = -1; + if (ctx->Polygon.FrontFace != GL_CCW) + backface_sign = -1.0; break; - default: case GL_FRONT_AND_BACK: - backface_sign = 0; + /* fallthrough */ + default: + backface_sign = 0.0; break; } } else { - backface_sign = 0; + backface_sign = 0.0; } SWRAST_CONTEXT(ctx)->_BackfaceSign = backface_sign; |