diff options
Diffstat (limited to 'src/gallium/drivers/softpipe/sp_fs_exec.c')
-rw-r--r-- | src/gallium/drivers/softpipe/sp_fs_exec.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gallium/drivers/softpipe/sp_fs_exec.c b/src/gallium/drivers/softpipe/sp_fs_exec.c index 4076114..27fa126 100644 --- a/src/gallium/drivers/softpipe/sp_fs_exec.c +++ b/src/gallium/drivers/softpipe/sp_fs_exec.c @@ -126,7 +126,10 @@ exec_run( const struct sp_fragment_shader *base, setup_pos_vector(quad->posCoef, (float)quad->input.x0, (float)quad->input.y0, &machine->QuadPos); - + + /* convert 0 to 1.0 and 1 to -1.0 */ + machine->Face = (float) (quad->input.facing * -2 + 1); + quad->inout.mask &= tgsi_exec_machine_run( machine ); if (quad->inout.mask == 0) return FALSE; |