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authorThiago Macieira <thiago.macieira@nokia.com>2010-08-26 09:31:27 (GMT)
committerThiago Macieira <thiago.macieira@nokia.com>2010-08-26 09:31:27 (GMT)
commit69354f37173b7bfcf7ea0f37175a34b8766afcbb (patch)
treed5d35fbb1c5b93470b6b1aa03c359ac09695055f /src/opengl/qglshaderprogram.cpp
parent065610d14fda00057724a46e2649db6bb98aca58 (diff)
parente5aa5a9d7e97b975316b8cc18554743cccf06474 (diff)
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Merge remote branch 'origin/4.6' into qt-4.7-from-4.6
Conflicts: bin/syncqt src/opengl/qgl.cpp tools/configure/configureapp.cpp
Diffstat (limited to 'src/opengl/qglshaderprogram.cpp')
-rw-r--r--src/opengl/qglshaderprogram.cpp10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/opengl/qglshaderprogram.cpp b/src/opengl/qglshaderprogram.cpp
index 74382b0..bc1c009 100644
--- a/src/opengl/qglshaderprogram.cpp
+++ b/src/opengl/qglshaderprogram.cpp
@@ -97,6 +97,10 @@ QT_BEGIN_NAMESPACE
to just features that are present in GLSL/ES, and avoid
standard variable names that only work on the desktop.
+ If the \c{GL_ARB_ES2_compatibility} extension is present,
+ then the above prefix is not added because the desktop OpenGL
+ implementation supports precision qualifiers.
+
\section1 Simple shader example
\snippet doc/src/snippets/code/src_opengl_qglshaderprogram.cpp 1
@@ -394,8 +398,10 @@ bool QGLShader::compileSourceCode(const char *source)
srclen.append(GLint(headerLen));
}
#ifdef QGL_DEFINE_QUALIFIERS
- src.append(qualifierDefines);
- srclen.append(GLint(sizeof(qualifierDefines) - 1));
+ if (!(QGLExtensions::glExtensions() & QGLExtensions::ES2Compatibility)) {
+ src.append(qualifierDefines);
+ srclen.append(GLint(sizeof(qualifierDefines) - 1));
+ }
#endif
#ifdef QGL_REDEFINE_HIGHP
if (d->shaderType == Fragment) {