diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXPbufferCGLContext.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXPbufferCGLContext.java | 281 |
1 files changed, 9 insertions, 272 deletions
diff --git a/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXPbufferCGLContext.java b/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXPbufferCGLContext.java index 267578680..c5743b923 100644 --- a/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXPbufferCGLContext.java +++ b/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXPbufferCGLContext.java @@ -33,13 +33,14 @@ package jogamp.opengl.macosx.cgl; -import com.jogamp.common.nio.PointerBuffer; -import java.security.*; -import java.util.*; +import javax.media.nativewindow.DefaultGraphicsConfiguration; +import javax.media.opengl.GL; +import javax.media.opengl.GL2; +import javax.media.opengl.GLCapabilitiesImmutable; +import javax.media.opengl.GLContext; +import javax.media.opengl.GLException; +import javax.media.opengl.GLPbuffer; -import javax.media.opengl.*; -import javax.media.nativewindow.*; -import jogamp.opengl.*; public class MacOSXPbufferCGLContext extends MacOSXCGLContext { @@ -47,20 +48,9 @@ public class MacOSXPbufferCGLContext extends MacOSXCGLContext { private int textureTarget; // e.g. GL_TEXTURE_2D, GL_TEXTURE_RECTANGLE_NV private int texture; // actual texture object - private static boolean isTigerOrLater; - - static { - String osVersion = Debug.getProperty("os.version", false, AccessController.getContext()); - StringTokenizer tok = new StringTokenizer(osVersion, ". "); - int major = Integer.parseInt(tok.nextToken()); - int minor = Integer.parseInt(tok.nextToken()); - isTigerOrLater = ((major > 10) || (minor > 3)); - } - public MacOSXPbufferCGLContext(MacOSXPbufferCGLDrawable drawable, GLContext shareWith) { super(drawable, shareWith); - initOpenGLImpl(); } public void bindPbufferToTexture() { @@ -76,14 +66,8 @@ public class MacOSXPbufferCGLContext extends MacOSXCGLContext { } protected void makeCurrentImpl(boolean newCreated) throws GLException { - if (getOpenGLMode() != ((MacOSXPbufferCGLDrawable)drawable).getOpenGLMode()) { - setOpenGLMode(((MacOSXPbufferCGLDrawable)drawable).getOpenGLMode()); - } - - if (!impl.makeCurrent(contextHandle)) { - throw new GLException("Error making Context (NS) current"); - } - + super.makeCurrentImpl(newCreated); + if (newCreated) { // Initialize render-to-texture support if requested DefaultGraphicsConfiguration config = (DefaultGraphicsConfiguration) drawable.getNativeSurface().getGraphicsConfiguration().getNativeGraphicsConfiguration(); @@ -110,254 +94,7 @@ public class MacOSXPbufferCGLContext extends MacOSXCGLContext { } } - protected void releaseImpl() throws GLException { - if (!impl.release(contextHandle)) { - throw new GLException("Error releasing OpenGL Context (NS)"); - } - } - - protected void destroyImpl() throws GLException { - impl.destroy(contextHandle); - } - - protected void setSwapIntervalImpl(int interval) { - impl.setSwapInterval(contextHandle, interval); - currentSwapInterval = impl.getSwapInterval() ; - } - public int getFloatingPointMode() { return GLPbuffer.APPLE_FLOAT; } - - protected boolean createImpl() throws GLException { - DefaultGraphicsConfiguration config = (DefaultGraphicsConfiguration) drawable.getNativeSurface().getGraphicsConfiguration().getNativeGraphicsConfiguration(); - GLCapabilitiesImmutable capabilities = (GLCapabilitiesImmutable)config.getChosenCapabilities(); - if (capabilities.getPbufferFloatingPointBuffers() && - !isTigerOrLater) { - throw new GLException("Floating-point pbuffers supported only on OS X 10.4 or later"); - } - // Change our OpenGL mode to match that of any share context before we create ourselves - MacOSXCGLContext other = (MacOSXCGLContext) GLContextShareSet.getShareContext(this); - if (other != null) { - setOpenGLMode(other.getOpenGLMode()); - } - // Will throw exception upon error - isNSContext = impl.isNSContext(); - contextHandle = impl.create(); - - if (!impl.makeCurrent(contextHandle)) { - throw new GLException("Error making Context (NS:"+isNSContext()+") current"); - } - if(!isNSContext()) { // FIXME: ?? - throw new GLException("Not a NS Context"); - } - setGLFunctionAvailability(true, true, 0, 0, CTX_PROFILE_COMPAT|CTX_OPTION_ANY); - return true; - } - - //--------------------------------------------------------------------------- - // OpenGL "mode switching" functionality - // - private boolean haveSetOpenGLMode = false; - // FIXME: should consider switching the default mode based on - // whether the Java2D/JOGL bridge is active -- need to ask ourselves - // whether it's more likely that we will share with a GLCanvas or a - // GLJPanel when the bridge is turned on - private int openGLMode = MacOSXCGLDrawable.NSOPENGL_MODE; - // Implementation object (either NSOpenGL-based or CGL-based) - protected Impl impl; - - public void setOpenGLMode(int mode) { - if (mode == openGLMode) { - return; - } - if (haveSetOpenGLMode) { - throw new GLException("Can't switch between using NSOpenGLPixelBuffer and CGLPBufferObj more than once"); - } - destroyImpl(); - ((MacOSXPbufferCGLDrawable)drawable).setOpenGLMode(mode); - openGLMode = mode; - haveSetOpenGLMode = true; - if (DEBUG) { - System.err.println("Switching PBuffer context mode to " + - ((mode == MacOSXCGLDrawable.NSOPENGL_MODE) ? "NSOPENGL_MODE" : "CGL_MODE")); - } - initOpenGLImpl(); - } - - public int getOpenGLMode() { - return openGLMode; - } - - private void initOpenGLImpl() { - switch (openGLMode) { - case MacOSXCGLDrawable.NSOPENGL_MODE: - impl = new NSOpenGLImpl(); - break; - case MacOSXCGLDrawable.CGL_MODE: - impl = new CGLImpl(); - break; - default: - throw new InternalError("Illegal implementation mode " + openGLMode); - } - } - - // Abstract interface for implementation of this context (either - // NSOpenGL-based or CGL-based) - interface Impl { - public boolean isNSContext(); - public long create(); - public void destroy(long ctx); - public boolean makeCurrent(long ctx); - public boolean release(long ctx); - public void setSwapInterval(long ctx, int interval); - public int getSwapInterval(); - } - - // NSOpenGLContext-based implementation - class NSOpenGLImpl implements Impl { - public boolean isNSContext() { return true; } - public long create() { - DefaultGraphicsConfiguration config = (DefaultGraphicsConfiguration) drawable.getNativeSurface().getGraphicsConfiguration().getNativeGraphicsConfiguration(); - GLCapabilitiesImmutable capabilities = (GLCapabilitiesImmutable)config.getChosenCapabilities(); - if (capabilities.getPbufferFloatingPointBuffers() && - !isTigerOrLater) { - throw new GLException("Floating-point pbuffers supported only on OS X 10.4 or later"); - } - if (!MacOSXPbufferCGLContext.this.create(true, capabilities.getPbufferFloatingPointBuffers())) { - throw new GLException("Error creating context for pbuffer"); - } - // Must now associate the pbuffer with our newly-created context - CGL.setContextPBuffer(contextHandle, drawable.getHandle()); - return contextHandle; - } - - public void destroy(long ctx) { - MacOSXPbufferCGLContext.super.destroyImpl(); - } - - public boolean makeCurrent(long ctx) { - return CGL.makeCurrentContext(ctx); - } - - public boolean release(long ctx) { - return CGL.clearCurrentContext(ctx); - } - - private int currentSwapInterval = 0 ; - - public void setSwapInterval(long ctx, int interval) { - CGL.setSwapInterval(ctx, interval); - currentSwapInterval = interval ; - } - public int getSwapInterval() { - return currentSwapInterval; - } - } - - class CGLImpl implements Impl { - public boolean isNSContext() { return false; } - public long create() { - // Find and configure share context - MacOSXCGLContext other = (MacOSXCGLContext) GLContextShareSet.getShareContext(MacOSXPbufferCGLContext.this); - long share = 0; - if (other != null) { - // Reconfigure pbuffer-based GLContexts - if (other instanceof MacOSXPbufferCGLContext) { - MacOSXPbufferCGLContext ctx = (MacOSXPbufferCGLContext) other; - ctx.setOpenGLMode(MacOSXCGLDrawable.CGL_MODE); - } else { - if (other.isNSContext()) { - throw new GLException("Can't share between NSOpenGLContexts and CGLContextObjs"); - } - } - share = other.getHandle(); - // Note we don't check for a 0 return value, since switching - // the context's mode causes it to be destroyed and not - // re-initialized until the next makeCurrent - } - - // Set up pixel format attributes - // FIXME: shall go into MacOSXCGLGraphicsConfiguration - int[] attrs = new int[256]; - int i = 0; - attrs[i++] = CGL.kCGLPFAPBuffer; - DefaultGraphicsConfiguration config = (DefaultGraphicsConfiguration) drawable.getNativeSurface().getGraphicsConfiguration().getNativeGraphicsConfiguration(); - GLCapabilitiesImmutable capabilities = (GLCapabilitiesImmutable)config.getChosenCapabilities(); - if (capabilities.getPbufferFloatingPointBuffers()) - attrs[i++] = CGL.kCGLPFAColorFloat; - if (capabilities.getDoubleBuffered()) - attrs[i++] = CGL.kCGLPFADoubleBuffer; - if (capabilities.getStereo()) - attrs[i++] = CGL.kCGLPFAStereo; - attrs[i++] = CGL.kCGLPFAColorSize; - attrs[i++] = (capabilities.getRedBits() + - capabilities.getGreenBits() + - capabilities.getBlueBits()); - attrs[i++] = CGL.kCGLPFAAlphaSize; - attrs[i++] = capabilities.getAlphaBits(); - attrs[i++] = CGL.kCGLPFADepthSize; - attrs[i++] = capabilities.getDepthBits(); - // FIXME: should validate stencil size as is done in MacOSXWindowSystemInterface.m - attrs[i++] = CGL.kCGLPFAStencilSize; - attrs[i++] = capabilities.getStencilBits(); - attrs[i++] = CGL.kCGLPFAAccumSize; - attrs[i++] = (capabilities.getAccumRedBits() + - capabilities.getAccumGreenBits() + - capabilities.getAccumBlueBits() + - capabilities.getAccumAlphaBits()); - if (capabilities.getSampleBuffers()) { - attrs[i++] = CGL.kCGLPFASampleBuffers; - attrs[i++] = 1; - attrs[i++] = CGL.kCGLPFASamples; - attrs[i++] = capabilities.getNumSamples(); - } - - // Use attribute array to select pixel format - PointerBuffer fmt = PointerBuffer.allocateDirect(1); - long[] numScreens = new long[1]; - int res = CGL.CGLChoosePixelFormat(attrs, 0, fmt, numScreens, 0); - if (res != CGL.kCGLNoError) { - throw new GLException("Error code " + res + " while choosing pixel format"); - } - - // Create new context - PointerBuffer ctx = PointerBuffer.allocateDirect(1); - if (DEBUG) { - System.err.println("Share context for CGL-based pbuffer context is " + toHexString(share)); - } - res = CGL.CGLCreateContext(fmt.get(0), share, ctx); - CGL.CGLDestroyPixelFormat(fmt.get(0)); - if (res != CGL.kCGLNoError) { - throw new GLException("Error code " + res + " while creating context"); - } - // Attach newly-created context to the pbuffer - res = CGL.CGLSetPBuffer(ctx.get(0), drawable.getHandle(), 0, 0, 0); - if (res != CGL.kCGLNoError) { - throw new GLException("Error code " + res + " while attaching context to pbuffer"); - } - return ctx.get(0); - } - - public void destroy(long ctx) { - if (CGL.CGLDestroyContext(ctx) != CGL.kCGLNoError) { - throw new GLException("Unable to delete OpenGL context (cgl)"); - } - } - - public boolean makeCurrent(long ctx) { - return CGL.CGLSetCurrentContext(ctx) == CGL.kCGLNoError; - } - - public boolean release(long ctx) { - return (CGL.CGLSetCurrentContext(0) == CGL.kCGLNoError); - } - - public void setSwapInterval(long ctx, int interval) { - // For now not supported (not really relevant for off-screen contexts anyway) - } - public int getSwapInterval() { - return 0; - } - } } |