fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-08 17:48:10 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

cell: KILP is a predicated discard, KIL is a conditional discard.

Browse source
This commit is contained in:
Michal Krol 2008-08-13 11:10:58 +02:00
parent f0874d1a6b
commit e8e75c8c86
1 changed files with 17 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

21
src/gallium/drivers/cell/spu/spu_exec.c
View file

@ -603,8 +603,8 @@ store_dest(
* Kill fragment if any of the four values is less than zero. * Kill fragment if any of the four values is less than zero.
*/ */
static void static void
exec_kilp(struct spu_exec_machine *mach, exec_kil(struct spu_exec_machine *mach,
const struct tgsi_full_instruction *inst) const struct tgsi_full_instruction *inst)
{ {
uint uniquemask; uint uniquemask;
uint chan_index; uint chan_index;
@ -640,6 +640,20 @@ exec_kilp(struct spu_exec_machine *mach,
mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask; mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask;
} }
/**
* Execute NVIDIA-style KIL which is predicated by a condition code.
* Kill fragment if the condition code is TRUE.
*/
static void
exec_kilp(struct tgsi_exec_machine *mach,
const struct tgsi_full_instruction *inst)
{
uint kilmask = 0; /* bit 0 = pixel 0, bit 1 = pixel 1, etc */
/* TODO: build kilmask from CC mask */
mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask;
}
/* /*
* Fetch a texel using STR texture coordinates. * Fetch a texel using STR texture coordinates.
@ -1336,8 +1350,7 @@ exec_instruction(
break; break;
case TGSI_OPCODE_KIL: case TGSI_OPCODE_KIL:
/* for enabled ExecMask bits, set the killed bit */ exec_kil (mach, inst);
mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= mach->ExecMask;
break; break;
case TGSI_OPCODE_PK2H: case TGSI_OPCODE_PK2H: