diff options
Diffstat (limited to 'src/silx/gui/_glutils/gl.py')
| -rw-r--r-- | src/silx/gui/_glutils/gl.py | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/src/silx/gui/_glutils/gl.py b/src/silx/gui/_glutils/gl.py index 608d9ce..d33cf49 100644 --- a/src/silx/gui/_glutils/gl.py +++ b/src/silx/gui/_glutils/gl.py @@ -1,4 +1,3 @@ -# coding: utf-8 # /*########################################################################## # # Copyright (c) 2014-2017 European Synchrotron Radiation Facility @@ -64,7 +63,7 @@ except NameError: GLchar = c_char -def testGL(): +def testGL() -> bool: """Test if required OpenGL version and extensions are available. This MUST be run with an active OpenGL context. @@ -72,18 +71,20 @@ def testGL(): version = glGetString(GL_VERSION).split()[0] # get version number major, minor = int(version[0]), int(version[2]) if major < 2 or (major == 2 and minor < 1): - raise RuntimeError( - "Requires at least OpenGL version 2.1, running with %s" % version) + _logger.error("OpenGL version >=2.1 required, running with %s" % version) + return False from OpenGL.GL.ARB.framebuffer_object import glInitFramebufferObjectARB from OpenGL.GL.ARB.texture_rg import glInitTextureRgARB if not glInitFramebufferObjectARB(): - raise RuntimeError( - "OpenGL GL_ARB_framebuffer_object extension required !") + _logger.error("OpenGL GL_ARB_framebuffer_object extension required!") + return False if not glInitTextureRgARB(): - raise RuntimeError("OpenGL GL_ARB_texture_rg extension required !") + _logger.error("OpenGL GL_ARB_texture_rg extension required!") + return False + return True # Additional setup |