Mesa (radeon-rewrite): r300: hw doesn' t support saturation for tex instructions

[Maciej Cencora]

Module: Mesa
Branch: radeon-rewrite
Commit: b4ebd1c191e6760b334c35fa1df025ad129cc449
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b4ebd1c191e6760b334c35fa1df025ad129cc449

Author: Maciej Cencora <m.cencora at gmail.com>
Date:   Fri Jun  5 18:00:58 2009 +0200

r300: hw doesn't support saturation for tex instructions

---

 src/mesa/drivers/dri/r300/r300_fragprog.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/r300/r300_fragprog.c b/src/mesa/drivers/dri/r300/r300_fragprog.c
index ea530fd..55c1cfe 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r300_fragprog.c
@@ -140,6 +140,8 @@ GLboolean r300_transform_TEX(
 			inst.DstReg.Index = tempreg;
 			inst.DstReg.WriteMask = WRITEMASK_XYZW;
 			destredirect = GL_TRUE;
+		} else if (inst.SaturateMode) {
+			destredirect = GL_TRUE;
 		}
 	}
 
@@ -219,6 +221,7 @@ GLboolean r300_transform_TEX(
 
 		tgt->Opcode = OPCODE_MOV;
 		tgt->DstReg = orig_inst->DstReg;
+		tgt->SaturateMode = inst.SaturateMode;
 		tgt->SrcReg[0].File = PROGRAM_TEMPORARY;
 		tgt->SrcReg[0].Index = inst.DstReg.Index;
 	}