diff options
| -rw-r--r-- | src/mesa/drivers/dri/i915/i915_state.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_state.c b/src/mesa/drivers/dri/i915/i915_state.c index 3cec6a2ddfc..fd11e10652e 100644 --- a/src/mesa/drivers/dri/i915/i915_state.c +++ b/src/mesa/drivers/dri/i915/i915_state.c @@ -611,10 +611,12 @@ void i915_update_fog( GLcontext *ctx ) i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_FOG_ENABLE; } - if (enabled) { - _tnl_allow_vertex_fog( ctx, (i915->vertex_fog == I915_FOG_VERTEX) ); - _tnl_allow_pixel_fog( ctx, (i915->vertex_fog != I915_FOG_VERTEX) ); - } + /* always enbale pixel fog + * vertex fog use precaculted fog coord will conflict with appended + * fog program + */ + _tnl_allow_vertex_fog( ctx, 0 ); + _tnl_allow_pixel_fog( ctx, 1 ); } static void i915Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param) |