diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_fs.cpp')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 921cc00..afb1057 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -3673,6 +3673,12 @@ lower_fb_write_logical_send(const fs_builder &bld, fs_inst *inst, */ setup_color_payload(bld, key, &sources[length], src0_alpha, 1); length++; + } else if (key->replicate_alpha && inst->target != 0) { + /* Handle the case when fragment shader doesn't write to draw buffer + * zero. No need to call setup_color_payload() for src0_alpha because + * alpha value will be undefined. + */ + length++; } setup_color_payload(bld, key, &sources[length], color0, components); |