diff options
Diffstat (limited to 'vcl/source/opengl/OpenGLHelper.cxx')
| -rw-r--r-- | vcl/source/opengl/OpenGLHelper.cxx | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/vcl/source/opengl/OpenGLHelper.cxx b/vcl/source/opengl/OpenGLHelper.cxx index bace47b7bc33..8eb88b9642ac 100644 --- a/vcl/source/opengl/OpenGLHelper.cxx +++ b/vcl/source/opengl/OpenGLHelper.cxx @@ -299,5 +299,20 @@ void OpenGLHelper::createFramebuffer(long nWidth, long nHeight, glBindFramebuffer(GL_FRAMEBUFFER, 0); } +float OpenGLHelper::getGLVersion() +{ + float fVersion = 1.0; + const GLubyte* aVersion = glGetString( GL_VERSION ); + if( aVersion && aVersion[0] ) + { + fVersion = aVersion[0] - '0'; + if( aVersion[1] == '.' && aVersion[2] ) + { + fVersion += (aVersion[2] - '0')/10.0; + } + } + return fVersion; +} + /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |