i965: Rename nr_depth_regs to nr_payload_regs.

Only 8 out of the up to 13 regs are for source/dest depth, so the name
wasn't particularly appropriate.  Note that this doesn't count the
constant or URB payload regs.  Also, don't pre-divide by 2, so it's
actually a number of registers.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_wm_pass0.c b/src/mesa/drivers/dri/i965/brw_wm_pass0.c
index 05de85a957..8fc960b445 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_pass0.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_pass0.c
@@ -379,7 +379,7 @@ static void pass0_init_payload( struct brw_wm_compile *c )
    GLuint i;
 
    for (i = 0; i < 4; i++) {
-      GLuint j = i >= c->key.nr_depth_regs ? 0 : i;
+      GLuint j = i >= (c->key.nr_payload_regs + 1) / 2 ? 0 : i;
       pass0_set_fpreg_value( c, PROGRAM_PAYLOAD, PAYLOAD_DEPTH, i, 
 			     &c->payload.depth[j] );
    }