summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authorBrian Paul <brian.paul@tungstengraphics.com>2008-11-07 12:59:36 -0700
committerBrian Paul <brian.paul@tungstengraphics.com>2008-11-07 12:59:36 -0700
commit22459e7a9ca01cc5af8d9baeb6354d2e825cdbc9 (patch)
treef6d711f68d67fca68904fb492957207fdc72de67 /src
parent6dc91b8371f04f9bab61c1f6504236264feac8b4 (diff)
mesa: forgot sqrt in NRM3/4 instructions
Diffstat (limited to 'src')
-rw-r--r--src/mesa/shader/prog_execute.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/shader/prog_execute.c b/src/mesa/shader/prog_execute.c
index ef17ed128a..96a083527f 100644
--- a/src/mesa/shader/prog_execute.c
+++ b/src/mesa/shader/prog_execute.c
@@ -1190,7 +1190,7 @@ _mesa_execute_program(GLcontext * ctx,
fetch_vector4(&inst->SrcReg[0], machine, a);
tmp = a[0] * a[0] + a[1] * a[1] + a[2] * a[2];
if (tmp != 0.0F)
- tmp = 1.0F / tmp;
+ tmp = INV_SQRTF(tmp);
result[0] = tmp * a[0];
result[1] = tmp * a[1];
result[2] = tmp * a[2];
@@ -1205,7 +1205,7 @@ _mesa_execute_program(GLcontext * ctx,
fetch_vector4(&inst->SrcReg[0], machine, a);
tmp = a[0] * a[0] + a[1] * a[1] + a[2] * a[2] + a[3] * a[3];
if (tmp != 0.0F)
- tmp = 1.0F / tmp;
+ tmp = INV_SQRTF(tmp);
result[0] = tmp * a[0];
result[1] = tmp * a[1];
result[2] = tmp * a[2];