diff options
| -rw-r--r-- | src/opengl/qglshaderprogram.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/opengl/qglshaderprogram.cpp b/src/opengl/qglshaderprogram.cpp index 4598bffabb..8ca95a88c9 100644 --- a/src/opengl/qglshaderprogram.cpp +++ b/src/opengl/qglshaderprogram.cpp @@ -362,17 +362,17 @@ QGLShader::ShaderType QGLShader::shaderType() const // The precision qualifiers are useful on OpenGL/ES systems, // but usually not present on desktop systems. Define the // keywords to empty strings on desktop systems. -#ifndef QT_OPENGL_ES +#if !defined(QT_OPENGL_ES) || defined(QT_OPENGL_FORCE_SHADER_DEFINES) #define QGL_DEFINE_QUALIFIERS 1 static const char qualifierDefines[] = "#define lowp\n" "#define mediump\n" "#define highp\n"; -#endif + +#else // The "highp" qualifier doesn't exist in fragment shaders // on all ES platforms. When it doesn't exist, use "mediump". -#ifdef QT_OPENGL_ES #define QGL_REDEFINE_HIGHP 1 static const char redefineHighp[] = "#ifndef GL_FRAGMENT_PRECISION_HIGH\n" |