diff options
Diffstat (limited to 'src/mesa/state_tracker/st_atom_shader.c')
-rw-r--r-- | src/mesa/state_tracker/st_atom_shader.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_atom_shader.c b/src/mesa/state_tracker/st_atom_shader.c index 09baff875b..e209634c90 100644 --- a/src/mesa/state_tracker/st_atom_shader.c +++ b/src/mesa/state_tracker/st_atom_shader.c @@ -106,7 +106,16 @@ find_translated_vp(struct st_context *st, /* Nothing in our key yet. This will change: */ memset(&key, 0, sizeof key); - key.dummy = 0; + + /* When this is true, we will add an extra input to the vertex + * shader translation (for edgeflags), an extra output with + * edgeflag semantics, and extend the vertex shader to pass through + * the input to the output. We'll need to use similar logic to set + * up the extra vertex_element input for edgeflags. + */ + key.passthrough_edgeflags = (ctx->Polygon.FrontMode != GL_FILL || + ctx->Polygon.BackMode != GL_FILL); + /* Do we need to throw away old translations after a change in the * GL program string? |