opengles emulator: fix uniform name translation to apps

add special handling of locations smaller or equal to 0
do not translate location -1 (this location means the
uniform is not found)

location 0 does not need translation, it has no effect

Change-Id: Idbde51f08433ed70a5a1a2cf1ede51043f3cca76

1 files changed, 2 insertions, 2 deletions

diff --git a/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp b/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp
index ac360840f..f46889b3d 100644
--- a/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp
+++ b/tools/emulator/opengl/shared/OpenglCodecCommon/GLSharedGroup.cpp
@@ -82,13 +82,13 @@ void ProgramData::setupLocationShiftWAR()
 
 GLint ProgramData::locationWARHostToApp(GLint hostLoc)
 {
-    if (m_locShiftWAR) return hostLoc>>16;
+    if (m_locShiftWAR && hostLoc>0) return hostLoc>>16;
     else return hostLoc;
 }
 
 GLint ProgramData::locationWARAppToHost(GLint appLoc)
 {
-    if (m_locShiftWAR) return appLoc<<16;
+    if (m_locShiftWAR && appLoc>0) return appLoc<<16;
     else return appLoc;
 }