Mesa (mesa_7_7_branch): svga: Emit a scalar rcp in shadow maps.
Jose Fonseca
jrfonseca at kemper.freedesktop.org
Mon Feb 22 19:38:21 UTC 2010
Module: Mesa
Branch: mesa_7_7_branch
Commit: f5ffbe0bc3850d9e8574ebda641b223ddac27cc7
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=f5ffbe0bc3850d9e8574ebda641b223ddac27cc7
Author: José Fonseca <jfonseca at vmware.com>
Date: Mon Feb 22 18:57:09 2010 +0000
svga: Emit a scalar rcp in shadow maps.
Small improvement in Lightsmark 2008.
---
src/gallium/drivers/svga/svga_tgsi_insn.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/gallium/drivers/svga/svga_tgsi_insn.c b/src/gallium/drivers/svga/svga_tgsi_insn.c
index bcdfb39..a5301ea 100644
--- a/src/gallium/drivers/svga/svga_tgsi_insn.c
+++ b/src/gallium/drivers/svga/svga_tgsi_insn.c
@@ -1416,21 +1416,21 @@ static boolean emit_tex(struct svga_shader_emitter *emit,
/* Divide texcoord R by Q */
if (!submit_op1( emit, inst_token( SVGA3DOP_RCP ),
- src0_zdivw,
+ writemask(src0_zdivw, TGSI_WRITEMASK_X),
scalar(src0, TGSI_SWIZZLE_W) ))
return FALSE;
if (!submit_op2( emit, inst_token( SVGA3DOP_MUL ),
- src0_zdivw,
+ writemask(src0_zdivw, TGSI_WRITEMASK_X),
scalar(src0, TGSI_SWIZZLE_Z),
- src(src0_zdivw) ))
+ scalar(src(src0_zdivw), TGSI_SWIZZLE_X) ))
return FALSE;
if (!emit_select(
emit,
emit->key.fkey.tex[src1.base.num].compare_func,
writemask( dst, TGSI_WRITEMASK_XYZ ),
- src(src0_zdivw),
+ scalar(src(src0_zdivw), TGSI_SWIZZLE_X),
tex_src_x))
return FALSE;
}
More information about the mesa-commit
mailing list