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radeonsi: generate a color_two_side variant only if the shader reads colors

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Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2016-01-01 19:44:16 +01:00
parent 4bbbaaf191
commit 90cbbe1c12
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/radeonsi/si_state_shaders.c
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@ -681,7 +681,7 @@ static inline void si_shader_selector_key(struct pipe_context *ctx,
sctx->current_rast_prim >= PIPE_PRIM_TRIANGLES_ADJACENCY;
bool is_line = !is_poly && sctx->current_rast_prim != PIPE_PRIM_POINTS;
key->ps.color_two_side = rs->two_side;
key->ps.color_two_side = rs->two_side && sel->info.colors_read;
if (sctx->queued.named.blend) {
key->ps.alpha_to_one = sctx->queued.named.blend->alpha_to_one &&