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i965/fs: Emit interpolation setup if non-coherent framebuffer fetch is in use.

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This will be required for the next commit since the non-coherent path
makes use of the fragment coordinates implicitly, so they need to be
calculated.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Francisco Jerez 2016-07-21 20:35:29 -07:00
parent 98d61ee083
commit fe6abb5755
1 changed files with 2 additions and 1 deletions
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3
src/mesa/drivers/dri/i965/brw_fs.cpp
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@ -6176,7 +6176,8 @@ fs_visitor::run_fs(bool allow_spilling, bool do_rep_send)
emit_shader_time_begin();
calculate_urb_setup();
if (nir->info.inputs_read > 0) {
if (nir->info.inputs_read > 0 ||
(nir->info.outputs_read > 0 && !wm_key->coherent_fb_fetch)) {
if (devinfo->gen < 6)
emit_interpolation_setup_gen4();
else