From 32699696e31234c8d4e4b08f255ba2134ec12db5 Mon Sep 17 00:00:00 2001
From: Jerome Glisse <glisse@freedesktop.org>
Date: Sun, 7 Oct 2007 22:49:56 +0200
Subject: [PATCH] r300: fragprog tex instruction now take writemask into acount.
---
src/mesa/drivers/dri/r300/r300_fragprog.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog.c b/src/mesa/drivers/dri/r300/r300_fragprog.c
index cce8e68..78ed44b 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r300_fragprog.c
@@ -951,6 +951,10 @@ static void emit_tex(struct r300_fragment_program *fp,
if (REG_GET_TYPE(dest) == REG_TYPE_OUTPUT) {
rdest = dest;
dest = get_temp_reg_tex(fp);
+ } else if (fpi->DstReg.WriteMask != WRITEMASK_XYZW) {
+ /* in case write mask isn't XYZW */
+ rdest = dest;
+ dest = get_temp_reg_tex(fp);
}
hwdest =
t_hw_dst(fp, dest, GL_TRUE,
@@ -1016,7 +1020,7 @@ static void emit_tex(struct r300_fragment_program *fp,
/* Copy from temp to output if needed */
if (REG_GET_VALID(rdest)) {
- emit_arith(fp, PFS_OP_MAD, rdest, WRITEMASK_XYZW, dest,
+ emit_arith(fp, PFS_OP_MAD, rdest, fpi->DstReg.WriteMask, dest,
pfs_one, pfs_zero, 0);
free_temp(fp, dest);
}
--
1.5.2.4