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authorKeith Whitwell <keith@tungstengraphics.com>2005-05-18 14:03:02 +0000
committerKeith Whitwell <keith@tungstengraphics.com>2005-05-18 14:03:02 +0000
commit96582f4f28851f55f6726d1bba8a7f2616c327a4 (patch)
tree363a78c9e02cda69fb1b2cdf281c95a069a1706f
parentdd4c1dd0382277b080fb4981e027250e10658ae8 (diff)
Eliminate a couple of swizzles.
-rw-r--r--src/mesa/tnl/t_vp_build.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/mesa/tnl/t_vp_build.c b/src/mesa/tnl/t_vp_build.c
index f267169a5d..f6cd11f452 100644
--- a/src/mesa/tnl/t_vp_build.c
+++ b/src/mesa/tnl/t_vp_build.c
@@ -209,6 +209,7 @@ static struct ureg register_const4f( struct tnl_program *p,
}
#define register_const1f(p, s0) register_const4f(p, s0, 0, 0, 1)
+#define register_scalar_const(p, s0) register_const4f(p, s0, s0, s0, s0)
#define register_const2f(p, s0, s1) register_const4f(p, s0, s1, 0, 1)
#define register_const3f(p, s0, s1, s2) register_const4f(p, s0, s1, s2, 1)
@@ -981,7 +982,7 @@ static void build_sphere_texgen( struct tnl_program *p,
struct ureg normal = get_eye_normal(p);
struct ureg eye_hat = get_eye_position_normalized(p);
struct ureg tmp = get_temp(p);
- struct ureg half = register_const1f(p, .5);
+ struct ureg half = register_scalar_const(p, .5);
struct ureg r = get_temp(p);
struct ureg inv_m = get_temp(p);
struct ureg id = get_identity_param(p);
@@ -1007,9 +1008,9 @@ static void build_sphere_texgen( struct tnl_program *p,
/* 2/m */
emit_op1(p, VP_OPCODE_RSQ, tmp, 0, tmp);
/* 1/m */
- emit_op2(p, VP_OPCODE_MUL, inv_m, 0, tmp, swizzle1(half,X));
+ emit_op2(p, VP_OPCODE_MUL, inv_m, 0, tmp, half);
/* r/m + 1/2 */
- emit_op3(p, VP_OPCODE_MAD, dest, writemask, r, inv_m, swizzle1(half,X));
+ emit_op3(p, VP_OPCODE_MAD, dest, writemask, r, inv_m, half);
release_temp(p, tmp);
release_temp(p, r);