commit 41d9825b9aa1eb986990cd43513f7bdc6be0b88e
author Jason Sams <rjsams@android.com> Thu Aug 05 18:11:49 2010 -0700
committer Jason Sams <rjsams@android.com> Thu Aug 05 18:11:49 2010 -0700
tree df8362d3bf277903a52142cf8a7d005053b8665e
parent 1911c60a4eeff9ee28734687ae7699bd2290931c

Fix length normilization bug in rsMatrixLoadRotate.

Change-Id: Ibdc1a64f2db6110acd971f8cacd6b1f9c09b02de

libs/rs/rsMatrix.cpp

diff --git a/libs/rs/rsMatrix.cpp b/libs/rs/rsMatrix.cpp
index 2f21405..94eef13 100644
--- a/libs/rs/rsMatrix.cpp
+++ b/libs/rs/rsMatrix.cpp
@@ -73,7 +73,7 @@
     s = sinf(rot);
 
     const float len = sqrtf(x*x + y*y + z*z);
-    if (!(len != 1)) {
+    if (len != 1) {
         const float recipLen = 1.f / len;
         x *= recipLen;
         y *= recipLen;

libs/rs/scriptc/rs_core.rsh

diff --git a/libs/rs/scriptc/rs_core.rsh b/libs/rs/scriptc/rs_core.rsh
index 01b039f..93e009a 100644
--- a/libs/rs/scriptc/rs_core.rsh
+++ b/libs/rs/scriptc/rs_core.rsh
@@ -260,7 +260,7 @@
     s = sin(rot);
 
     const float len = x*x + y*y + z*z;
-    if (!(len != 1)) {
+    if (len != 1) {
         const float recipLen = 1.f / sqrt(len);
         x *= recipLen;
         y *= recipLen;