diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java b/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java index 41ea06deb..f5ceb8058 100644 --- a/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java +++ b/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java @@ -162,7 +162,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { // Dispatching GLDrawable construction in respect to the NativeSurface Capabilities // @Override - public GLDrawable createGLDrawable(NativeSurface target) { + public final GLDrawable createGLDrawable(NativeSurface target) { if (target == null) { throw new IllegalArgumentException("Null target"); } @@ -250,7 +250,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { public abstract boolean canCreateGLPbuffer(AbstractGraphicsDevice device, GLProfile glp); @Override - public GLPbuffer createGLPbuffer(AbstractGraphicsDevice deviceReq, + public final GLPbuffer createGLPbuffer(AbstractGraphicsDevice deviceReq, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser, int width, @@ -288,6 +288,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { // Offscreen GLDrawable construction // + @Override public final boolean canCreateFBO(AbstractGraphicsDevice deviceReq, GLProfile glp) { AbstractGraphicsDevice device = getOrCreateSharedDevice(deviceReq); if(null == device) { @@ -297,7 +298,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { } @Override - public GLOffscreenAutoDrawable createOffscreenAutoDrawable(AbstractGraphicsDevice deviceReq, + public final GLOffscreenAutoDrawable createOffscreenAutoDrawable(AbstractGraphicsDevice deviceReq, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser, int width, int height, @@ -312,7 +313,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { } @Override - public GLDrawable createOffscreenDrawable(AbstractGraphicsDevice deviceReq, + public final GLDrawable createOffscreenDrawable(AbstractGraphicsDevice deviceReq, GLCapabilitiesImmutable capsRequested, GLCapabilitiesChooser chooser, int width, int height) { @@ -341,8 +342,24 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { } } + @Override + public final GLDrawable createDummyDrawable(AbstractGraphicsDevice deviceReq, boolean createNewDevice, GLProfile glp) { + final AbstractGraphicsDevice device = createNewDevice ? getOrCreateSharedDevice(deviceReq) : deviceReq; + if(null == device) { + throw new GLException("No shared device for requested: "+deviceReq+", createNewDevice "+createNewDevice); + } + device.lock(); + try { + final GLCapabilities caps = new GLCapabilities(glp); + final ProxySurface dummySurface = createDummySurfaceImpl(device, createNewDevice, caps, caps, null, 64, 64); + return createOnscreenDrawableImpl(dummySurface); + } finally { + device.unlock(); + } + } + /** Creates a platform independent unrealized FBO offscreen GLDrawable */ - protected GLFBODrawable createFBODrawableImpl(NativeSurface dummySurface, GLCapabilitiesImmutable fboCaps, int textureUnit) { + protected final GLFBODrawable createFBODrawableImpl(NativeSurface dummySurface, GLCapabilitiesImmutable fboCaps, int textureUnit) { final GLDrawableImpl dummyDrawable = createOnscreenDrawableImpl(dummySurface); return new GLFBODrawableImpl(this, dummyDrawable, dummySurface, fboCaps, textureUnit); } @@ -377,17 +394,19 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { * it maybe on- or offscreen. * <p> * It is used to allow the creation of a {@link GLDrawable} and {@link GLContext} to query information. - * It also allows creation of framebuffer objects which are used for rendering. + * It also allows creation of framebuffer objects which are used for rendering or using a shared GLContext w/o actually rendering to a usable framebuffer. * </p> * @param deviceReq which {@link javax.media.nativewindow.AbstractGraphicsDevice#getConnection() connection} denotes the shared device to be used, may be <code>null</code> for the platform's default device. * @param requestedCaps * @param chooser the custom chooser, may be null for default - * @param width the initial width - * @param height the initial height + * @param width the initial width as returned by {@link NativeSurface#getWidth()}, not the actual dummy surface width. + * The latter is platform specific and small + * @param height the initial height as returned by {@link NativeSurface#getHeight()}, not the actual dummy surface height, + * The latter is platform specific and small * * @return the created {@link ProxySurface} instance w/o defined surface handle but platform specific {@link UpstreamSurfaceHook}. */ - public ProxySurface createDummySurface(AbstractGraphicsDevice deviceReq, GLCapabilitiesImmutable requestedCaps, GLCapabilitiesChooser chooser, + public final ProxySurface createDummySurface(AbstractGraphicsDevice deviceReq, GLCapabilitiesImmutable requestedCaps, GLCapabilitiesChooser chooser, int width, int height) { final AbstractGraphicsDevice device = getOrCreateSharedDevice(deviceReq); if(null == device) { @@ -406,7 +425,7 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory { * it maybe on- or offscreen. * <p> * It is used to allow the creation of a {@link GLDrawable} and {@link GLContext} to query information. - * It also allows creation of framebuffer objects which are used for rendering. + * It also allows creation of framebuffer objects which are used for rendering or using a shared GLContext w/o actually rendering to a usable framebuffer. * </p> * @param device a valid platform dependent target device. * @param createNewDevice if <code>true</code> a new device instance is created using <code>device</code> details, |