diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl')
3 files changed, 25 insertions, 14 deletions
diff --git a/src/jogl/classes/jogamp/opengl/SharedResourceRunner.java b/src/jogl/classes/jogamp/opengl/SharedResourceRunner.java index a33e03a1a..0528d3060 100644 --- a/src/jogl/classes/jogamp/opengl/SharedResourceRunner.java +++ b/src/jogl/classes/jogamp/opengl/SharedResourceRunner.java @@ -260,7 +260,9 @@ public class SharedResourceRunner implements Runnable { try { sr = impl.createSharedResource(initConnection); } catch (Exception e) { - e.printStackTrace(); + if(DEBUG) { + e.printStackTrace(); + } } if (null != sr) { impl.mapPut(initConnection, sr); diff --git a/src/jogl/classes/jogamp/opengl/x11/glx/GLXUtil.java b/src/jogl/classes/jogamp/opengl/x11/glx/GLXUtil.java index 33e85dd0b..8b90d6887 100644 --- a/src/jogl/classes/jogamp/opengl/x11/glx/GLXUtil.java +++ b/src/jogl/classes/jogamp/opengl/x11/glx/GLXUtil.java @@ -90,22 +90,29 @@ public class GLXUtil { } public static VersionNumber getClientVersionNumber() { return clientVersionNumber; - } - public static synchronized boolean initGLXClientDataSingleton(X11GraphicsDevice x11Device) { + } + + public static synchronized boolean isGLXAvailable(long handle) { + if(0 == handle) { + throw new IllegalArgumentException("null X11 display handle"); + } + boolean glXAvailable = false; + try { + glXAvailable = GLX.glXQueryExtension(handle, null, 0, null, 0); + } catch (Throwable t) { /* n/a */ } + return glXAvailable; + } + + public static synchronized void initGLXClientDataSingleton(X11GraphicsDevice x11Device) { if(null != clientVendorName) { - return false; - } - if(DEBUG) { - System.err.println("initGLXClientDataSingleton: "+x11Device); - Thread.dumpStack(); + return; // already initialized } if(null == x11Device) { - throw new GLException("null X11GraphicsDevice"); + throw new IllegalArgumentException("null X11GraphicsDevice"); } if(0 == x11Device.getHandle()) { - throw new GLException("null X11GraphicsDevice display handle"); - } - + throw new IllegalArgumentException("null X11GraphicsDevice display handle"); + } clientMultisampleAvailable = isMultisampleAvailable(GLX.glXGetClientString(x11Device.getHandle(), GLX.GLX_EXTENSIONS)); clientVendorName = GLX.glXGetClientString(x11Device.getHandle(), GLX.GLX_VENDOR); @@ -121,7 +128,6 @@ public class GLXUtil { minor[0] = 2; } clientVersionNumber = new VersionNumber(major[0], minor[0], 0); - return true; } private static boolean clientMultisampleAvailable = false; private static String clientVendorName = null; diff --git a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXDrawableFactory.java b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXDrawableFactory.java index 4f333406f..2ba067b02 100644 --- a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXDrawableFactory.java +++ b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXDrawableFactory.java @@ -103,7 +103,7 @@ public class X11GLXDrawableFactory extends GLDrawableFactoryImpl { defaultDevice = new X11GraphicsDevice(X11Util.getNullDisplayName(), AbstractGraphicsDevice.DEFAULT_UNIT); - if(null!=x11GLXDynamicLookupHelper) { + if(null!=x11GLXDynamicLookupHelper) { // Register our GraphicsConfigurationFactory implementations // The act of constructing them causes them to be registered X11GLXGraphicsConfigurationFactory.registerFactory(); @@ -220,6 +220,9 @@ public class X11GLXDrawableFactory extends GLDrawableFactoryImpl { // NativeWindowFactory.getNullToolkitLock(), true); // own non-shared display connection, no locking sharedDevice.lock(); try { + if(!GLXUtil.isGLXAvailable(sharedDevice.getHandle())) { + throw new GLException("GLX not available on device: "+sharedDevice); + } GLXUtil.initGLXClientDataSingleton(sharedDevice); final String glXServerVendorName = GLX.glXQueryServerString(sharedDevice.getHandle(), 0, GLX.GLX_VENDOR); final VersionNumber glXServerVersion = GLXUtil.getGLXServerVersionNumber(sharedDevice.getHandle()); |