diff options
Diffstat (limited to 'src/jogl/classes/com/jogamp')
| -rw-r--r-- | src/jogl/classes/com/jogamp/opengl/FBObject.java | 523 | ||||
| -rw-r--r-- | src/jogl/classes/com/jogamp/opengl/util/stereo/StereoClientRenderer.java | 6 |
2 files changed, 369 insertions, 160 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/FBObject.java b/src/jogl/classes/com/jogamp/opengl/FBObject.java index feadc05e1..5db00356d 100644 --- a/src/jogl/classes/com/jogamp/opengl/FBObject.java +++ b/src/jogl/classes/com/jogamp/opengl/FBObject.java @@ -623,7 +623,7 @@ public class FBObject { * <p> * For GLES3, sampling-sink format <b>must be equal</b> w/ the sampling-source {@link Colorbuffer}, * see details below. Implementation aligns w/ {@link #createColorAttachment(boolean)} - * and is enforced via {@link #sampleSinkFormatMismatch(GL)}. + * and is enforced via {@link #sampleSinkExFormatMismatch(GL)}. * </p> * <p> * ES3 BlitFramebuffer Requirements: OpenGL ES 3.0.2 p194: 4.3.2 Copying Pixels @@ -664,23 +664,40 @@ public class FBObject { */ public static final TextureAttachment createColorTextureAttachment(final GL gl, final boolean alpha, final int width, final int height, final int magFilter, final int minFilter, final int wrapS, final int wrapT) { - final int textureInternalFormat, textureDataFormat, textureDataType; + final int internalFormat, dataFormat, dataType; if(gl.isGLES3()) { - textureInternalFormat = alpha ? GL.GL_RGBA8 : GL.GL_RGB8; - textureDataFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; - textureDataType = GL.GL_UNSIGNED_BYTE; + internalFormat = alpha ? GL.GL_RGBA8 : GL.GL_RGB8; + dataFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; + dataType = GL.GL_UNSIGNED_BYTE; } else if(gl.isGLES()) { - textureInternalFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; - textureDataFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; - textureDataType = GL.GL_UNSIGNED_BYTE; + internalFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; + dataFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; + dataType = GL.GL_UNSIGNED_BYTE; } else { - textureInternalFormat = alpha ? GL.GL_RGBA8 : GL.GL_RGB8; + internalFormat = alpha ? GL.GL_RGBA8 : GL.GL_RGB8; // textureInternalFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; // textureInternalFormat = alpha ? 4 : 3; - textureDataFormat = alpha ? GL.GL_BGRA : GL.GL_RGB; - textureDataType = alpha ? GL2GL3.GL_UNSIGNED_INT_8_8_8_8_REV : GL.GL_UNSIGNED_BYTE; + dataFormat = alpha ? GL.GL_BGRA : GL.GL_RGB; + dataType = alpha ? GL2GL3.GL_UNSIGNED_INT_8_8_8_8_REV : GL.GL_UNSIGNED_BYTE; } - return createColorTextureAttachment(textureInternalFormat, width, height, textureDataFormat, textureDataType, magFilter, minFilter, wrapS, wrapT); + return createColorTextureAttachment(internalFormat, width, height, dataFormat, dataType, magFilter, minFilter, wrapS, wrapT); + } + + public static final TextureAttachment createColorTextureAttachment(final GL gl, final int internalFormat, final int width, final int height, + final int magFilter, final int minFilter, final int wrapS, final int wrapT) { + final int dataFormat, dataType; + final boolean alpha = hasAlpha(internalFormat); + if( gl.isGLES3() ) { + dataFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; + dataType = GL.GL_UNSIGNED_BYTE; + } else if( gl.isGLES() ) { + dataFormat = alpha ? GL.GL_RGBA : GL.GL_RGB; + dataType = GL.GL_UNSIGNED_BYTE; + } else { + dataFormat = alpha ? GL.GL_BGRA : GL.GL_RGB; + dataType = alpha ? GL2GL3.GL_UNSIGNED_INT_8_8_8_8_REV : GL.GL_UNSIGNED_BYTE; + } + return createColorTextureAttachment(internalFormat, width, height, dataFormat, dataType, magFilter, minFilter, wrapS, wrapT); } /** @@ -738,6 +755,7 @@ public class FBObject { private int textureAttachmentCount; private Colorbuffer[] colorbufferAttachments; // colorbuffer attachment points private RenderAttachment depth, stencil; // depth and stencil maybe equal in case of packed-depth-stencil + private boolean modified; // size, sampleCount, or any attachment modified private FBObject samplingSink; // MSAA sink private Colorbuffer samplingColorSink; @@ -752,44 +770,59 @@ public class FBObject { throw new GLException("FBO not initialized"); } if(maxColorAttachments != colorbufferAttachments.length) { - throw new InternalError("maxColorAttachments "+maxColorAttachments+", array.length "+colorbufferAttachments.length); + throw new InternalError(String.format("maxColorAttachments %d, array.length %d", + maxColorAttachments, colorbufferAttachments.length) ); } if(0 > point || point >= maxColorAttachments) { - throw new IllegalArgumentException("attachment point out of range: "+point+", should be within [0.."+(maxColorAttachments-1)+"], "+this); + throw new IllegalArgumentException(String.format("attachment point out of range: %d, should be within [0..%d], %s", + point, maxColorAttachments-1, this.toString() ) ); } } private final void validateAddColorAttachment(final int point, final Colorbuffer ca) { validateColorAttachmentPointRange(point); if( null != colorbufferAttachments[point] ) { - throw new IllegalArgumentException("Cannot attach "+ca+", attachment point already in use by "+colorbufferAttachments[point]+", "+this); + throw new IllegalStateException(String.format("Cannot attach %s at %d, attachment point already in use by %s, %s", + ca.toString(), point, colorbufferAttachments[point].toString(), this.toString() ) ); } } - private final void addColorAttachment(final int point, final Colorbuffer ca) { - validateColorAttachmentPointRange(point); + private final void addColorAttachment(final int point, final Colorbuffer ca, final boolean validate) { final Colorbuffer c = colorbufferAttachments[point]; - if( null != c && c != ca ) { - throw new IllegalArgumentException("Add failed: requested to add "+ca+" at "+point+", but slot is holding "+c+"; "+this); + if( validate ) { + validateColorAttachmentPointRange(point); + if( null == ca ) { + throw new IllegalArgumentException("Colorbuffer is null"); + } + if( null != c ) { + throw new IllegalStateException(String.format("Cannot attach %s at %d, attachment point already in use by %s, %s", + ca.toString(), point, c.toString(), this.toString() ) ); + } } colorbufferAttachments[point] = ca; colorbufferCount++; if( ca.isTextureAttachment() ) { textureAttachmentCount++; } + modified = true; } private final void removeColorAttachment(final int point, final Colorbuffer ca) { validateColorAttachmentPointRange(point); + if( null == ca ) { + throw new IllegalArgumentException("Colorbuffer is null"); + } final Colorbuffer c = colorbufferAttachments[point]; - if( null != c && c != ca ) { - throw new IllegalArgumentException("Remove failed: requested to removed "+ca+" at "+point+", but slot is holding "+c+"; "+this); + if( c != ca ) { + throw new IllegalStateException(String.format("Cannot detach %s at %d, slot is holding other: %s, %s", + ca.toString(), point, c.toString(), this.toString() ) ); } colorbufferAttachments[point] = null; colorbufferCount--; if( ca.isTextureAttachment() ) { textureAttachmentCount--; } + modified = true; } /** @@ -899,15 +932,32 @@ public class FBObject { this.textureAttachmentCount = 0; this.depth = null; this.stencil = null; + this.modified = true; this.samplingSink = null; this.samplingColorSink = null; this.samplingSinkDirty = true; } - private void init(final GL gl, int width, int height, final int samples) throws GLException { - if(initialized) { - throw new GLException("FBO already initialized"); + /** + * Initializes this FBO's instance. + * <p> + * The sampling sink is not initializes, allowing manual assignment via {@link #setSamplingSink(FBObject)} + * if {@code newSamples > 0}. + * </p> + * + * <p>Leaves the FBO bound</p> + * + * @param gl the current GL context + * @param newWidth the initial width, it's minimum is capped to 1 + * @param newHeight the initial height, it's minimum is capped to 1 + * @param newSamples if > 0, MSAA will be used, otherwise no multisampling. Will be capped to {@link #getMaxSamples()}. + * @throws IllegalStateException if already initialized + * @throws GLException in case of an error, i.e. size too big, etc .. + */ + public void init(final GL gl, final int newWidth, final int newHeight, final int newSamples) throws IllegalStateException, GLException { + if( initialized ) { + throw new IllegalStateException("FBO already initialized"); } if( !gl.hasBasicFBOSupport() ) { throw new GLException("FBO not supported w/ context: "+gl.getContext()+", "+this); @@ -960,14 +1010,12 @@ public class FBObject { checkPreGLError(gl); - if( 0 >= width ) { width = 1; } - if( 0 >= height ) { height = 1; } - this.width = width; - this.height = height; - this.samples = samples <= maxSamples ? samples : maxSamples; + this.width = 0 < newWidth ? newWidth : 1; + this.height = 0 < newHeight ? newHeight : 1; + this.samples = newSamples <= maxSamples ? newSamples : maxSamples; if(DEBUG) { - System.err.println("FBObject.init() START: "+width+"x"+height+", "+samples+" -> "+this.samples+" samples"); + System.err.println("FBObject.init() START: "+width+"x"+height+", "+newSamples+" -> "+this.samples+" samples"); System.err.println("fullFBOSupport: "+fullFBOSupport); System.err.println("maxColorAttachments: "+maxColorAttachments+"/"+realMaxColorAttachments+" [capped/real]"); System.err.println("maxSamples: "+maxSamples); @@ -988,14 +1036,12 @@ public class FBObject { checkNoError(null, gl.glGetError(), "FBObject Init.pre"); // throws GLException if error - if( textureAttachmentCount > 0 && ( width > 2 + maxTextureSize || height > 2 + maxTextureSize ) ) { - throw new GLException("Size "+width+"x"+height+" exceeds on of the maximum texture size "+maxTextureSize+": \n\t"+this); - } if( width > maxRenderbufferSize || height > maxRenderbufferSize ) { throw new GLException("Size "+width+"x"+height+" exceeds on of the maxima renderbuffer size "+maxRenderbufferSize+": \n\t"+this); } - resetSamplingSink(gl); + modified = true; + samplingSinkDirty = true; // generate fbo .. gl.glGenFramebuffers(1, val, 0); @@ -1011,7 +1057,6 @@ public class FBObject { checkNoError(gl, GL.GL_INVALID_VALUE, "FBObject Init.isFB"); // throws GLException } bound = true; - samplingSinkDirty = true; initialized = true; vStatus = GL.GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT; // always incomplete w/o attachments! @@ -1022,15 +1067,41 @@ public class FBObject { } /** - * Initializes or resets this FBO's instance. + * Resets this FBO's instance. * <p> * In case the new parameters are compatible with the current ones - * no action will be performed. Otherwise all attachments will be recreated + * no action will be performed and method returns immediately.<br> + * Otherwise all attachments will be recreated * to match the new given parameters. * </p> * <p> - * Incompatibility and hence recreation is forced if - * the size or sample count doesn't match for subsequent calls. + * {@link #resetSamplingSink(GL)} is being issued immediately + * to match the new configuration. + * </p> + * + * <p>Leaves the FBO bound state untouched</p> + * + * @param gl the current GL context + * @param newWidth the new width, it's minimum is capped to 1 + * @param newHeight the new height, it's minimum is capped to 1 + * @param newSamples if > 0, MSAA will be used, otherwise no multisampling. Will be capped to {@link #getMaxSamples()}. + * @return {@code true} if this instance has been modified, otherwise {@code false}. + * @throws IllegalStateException if not initialized via {@link #init(GL, int, int, int)}. + * @throws GLException in case of an error, i.e. size too big, etc .. + */ + public final boolean reset(final GL gl, final int newWidth, final int newHeight, final int newSamples) throws GLException, IllegalStateException { + if( !initialized ) { + throw new IllegalStateException("FBO not initialized"); + } + return reset(gl, newWidth, newHeight, newSamples, true); + } + + /** + * Initializes or resets this FBO's instance. + * <p> + * In case the new parameters are compatible with the current ones + * no action will be performed. Otherwise all attachments will be recreated + * to match the new given parameters. * </p> * * <p>Leaves the FBO bound state untouched</p> @@ -1039,6 +1110,7 @@ public class FBObject { * @param newWidth * @param newHeight * @throws GLException in case of an error + * @deprecated Use {@link #init(GL, int, int, int)} or {@link #reset(GL, int, int, int)} */ public final void reset(final GL gl, final int newWidth, final int newHeight) { reset(gl, newWidth, newHeight, 0, false); @@ -1051,10 +1123,6 @@ public class FBObject { * no action will be performed. Otherwise all attachments will be recreated * to match the new given parameters. * </p> - * <p> - * Currently incompatibility and hence recreation of the attachments will be performed - * if the size or sample count doesn't match for subsequent calls. - * </p> * * <p>Leaves the FBO bound state untouched</p> * @@ -1068,6 +1136,7 @@ public class FBObject { * from implicit double buffering while resetting the sink just before it's being used, eg. at swap-buffer. * * @throws GLException in case of an error, i.e. size too big, etc .. + * @deprecated Use {@link #init(GL, int, int, int)} or {@link #reset(GL, int, int, int)} */ public final void reset(final GL gl, int newWidth, int newHeight, int newSamples, final boolean resetSamplingSink) { if( !initialized ) { @@ -1107,28 +1176,52 @@ public class FBObject { height = newHeight; samples = newSamples; - if(0 < samples && null == samplingSink ) { - // needs valid samplingSink for detach*() -> bind() - samplingSink = new FBObject(); - samplingSink.init(gl, width, height, 0); - } + modified = true; + samplingSinkDirty = true; + detachAllImpl(gl, true, true, sampleCountChange); - if(resetSamplingSink) { + if( resetSamplingSink ) { resetSamplingSink(gl); } - samplingSinkDirty = true; - if(!wasBound) { unbind(gl); } if(DEBUG) { - System.err.println("FBObject.reset - END - "+this); + System.err.println("FBObject.reset - END - wasBound, "+wasBound+", "+this); } } } + /** + * Simply resets this instance's size only, w/o validation. + * + * <p>Leaves the FBO bound</p> + * + * @param gl the current GL context + * @param newWidth the new width, it's minimum is capped to 1 + * @param newHeight the new height, it's minimum is capped to 1 + */ + private final void resetSizeImpl(final GL gl, final int newWidth, final int newHeight) { + if(DEBUG) { + System.err.println("FBObject.resetSize - START - "+width+"x"+height+", "+samples+" -> "+newWidth+"x"+newHeight); + } + + final int sampleCountChange = 0; // keep MSAA settings + width = newWidth; + height = newHeight; + + modified = true; + samplingSinkDirty = true; + + detachAllImpl(gl, true, true, sampleCountChange); + + if(DEBUG) { + System.err.println("FBObject.resetSize - END - "+this); + } + } + private void validateAttachmentSize(final Attachment a) { final int aWidth = a.getWidth(); final int aHeight = a.getHeight(); @@ -1349,7 +1442,7 @@ public class FBObject { * <p> * For GLES3, sampling-sink {@link Colorbuffer} format <b>must be equal</b> w/ the sampling-source {@link Colorbuffer}. * Implementation aligns w/ {@link #createColorTextureAttachment(GLProfile, boolean, int, int, int, int, int, int)} - * and is enforced via {@link #sampleSinkFormatMismatch(GL)}. + * and is enforced via {@link #sampleSinkExFormatMismatch(GL)}. * </p> * * @param alpha set to <code>true</code> if you request alpha channel, otherwise <code>false</code>; @@ -1371,7 +1464,7 @@ public class FBObject { * <p> * For GLES3, sampling-sink {@link Colorbuffer} format <b>must be equal</b> w/ the sampling-source {@link Colorbuffer}. * Implementation aligns w/ {@link #createColorTextureAttachment(GLProfile, boolean, int, int, int, int, int, int)} - * and is enforced via {@link #sampleSinkFormatMismatch(GL)}. + * and is enforced via {@link #sampleSinkExFormatMismatch(GL)}. * </p> * * @param alpha set to <code>true</code> if you request alpha channel, otherwise <code>false</code>; @@ -1386,8 +1479,11 @@ public class FBObject { } /** - * Attaches a {@link Colorbuffer}, i.e. {@link ColorAttachment}, to this FBO's instance at the given attachment point, - * selecting the format automatically. + * Attaches a newly created and {@link Colorbuffer#initialize(GL) initialized} {@link Colorbuffer}, i.e. a {@link ColorAttachment}, + * at the given attachment point. + * <p> + * The {@link ColorAttachment} is created using {@code alpha} if {@code true} and current {@code sample count} and {@code size}. + * </p> * * <p>Leaves the FBO bound.</p> * @@ -1403,7 +1499,11 @@ public class FBObject { } /** - * Attaches a {@link Colorbuffer}, i.e. {@link ColorAttachment}, to this FBO's instance at the given attachment point. + * Attaches a newly created and {@link Colorbuffer#initialize(GL) initialized} {@link Colorbuffer}, i.e. a {@link ColorAttachment}, + * at the given attachment point. + * <p> + * The {@link ColorAttachment} is created using the given {@code internalFormat} and current {@code sample count} and {@code size}. + * </p> * * <p>Leaves the FBO bound.</p> * @@ -1424,9 +1524,11 @@ public class FBObject { } /** - * Attaches a {@link Colorbuffer}, i.e. {@link ColorAttachment} or {@link TextureAttachment}, - * to this FBO's instance at the given attachment point. - * + * Attaches a {@link Colorbuffer} at the given attachment point + * and {@link Colorbuffer#initialize(GL) initializes} it, if not done yet. + * <p> + * {@link Colorbuffer} may be a {@link ColorAttachment} or {@link TextureAttachment}. + * </p> * <p> * If {@link Colorbuffer} is a {@link TextureAttachment} and is uninitialized, i.e. it's texture name is <code>zero</code>, * a new texture name is generated and setup w/ the texture parameter.<br/> @@ -1439,7 +1541,7 @@ public class FBObject { * @param gl * @param attachmentPoint the color attachment point ranging from [0..{@link #getMaxColorAttachments()}-1] * @param colbuf the to be attached {@link Colorbuffer} - * @return newly attached {@link Colorbuffer} instance if bound and configured successfully, otherwise GLException is thrown + * @return given {@link Colorbuffer} instance if bound and configured successfully, otherwise GLException is thrown * @throws GLException in case the colorbuffer couldn't be allocated or MSAA has been chosen in case of a {@link TextureAttachment} */ public final Colorbuffer attachColorbuffer(final GL gl, final int attachmentPoint, final Colorbuffer colbuf) throws GLException { @@ -1449,10 +1551,10 @@ public class FBObject { private final Colorbuffer attachColorbufferImpl(final GL gl, final int attachmentPoint, final Colorbuffer colbuf) throws GLException { validateAddColorAttachment(attachmentPoint, colbuf); - validateAttachmentSize((Attachment)colbuf); + final boolean initializedColorbuf = colbuf.initialize(gl); - addColorAttachment(attachmentPoint, colbuf); + addColorAttachment(attachmentPoint, colbuf, false); if( colbuf.isTextureAttachment() ) { final TextureAttachment texA = colbuf.getTextureAttachment(); @@ -1630,6 +1732,7 @@ public class FBObject { } private final void attachRenderbufferImpl2(final GL gl, final Attachment.Type atype, final int internalFormat) throws GLException { + // atype and current depth and stencil instance are already validated in 'attachRenderbufferImpl(..)' if( Attachment.Type.DEPTH == atype ) { if(null == depth) { depth = createRenderAttachment(Type.DEPTH, internalFormat, samples, width, height); @@ -1674,6 +1777,8 @@ public class FBObject { gl.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_STENCIL_ATTACHMENT, GL.GL_RENDERBUFFER, stencil.getName()); } + modified = true; + if(!ignoreStatus) { updateStatus(gl); if( !isStatusValid() ) { @@ -1711,16 +1816,16 @@ public class FBObject { } private final Colorbuffer detachColorbufferImpl(final GL gl, final int attachmentPoint, final DetachAction detachAction, final int sampleCountChange) { - Colorbuffer colbuf = colorbufferAttachments[attachmentPoint]; // shortcut, don't validate here + final Colorbuffer colbufOld = colorbufferAttachments[attachmentPoint]; // shortcut, don't validate here - if(null == colbuf) { + if(null == colbufOld) { return null; } - removeColorAttachment(attachmentPoint, colbuf); + removeColorAttachment(attachmentPoint, colbufOld); - if( colbuf.isTextureAttachment() ) { - final TextureAttachment texA = colbuf.getTextureAttachment(); + if( colbufOld.isTextureAttachment() ) { + final TextureAttachment texA = colbufOld.getTextureAttachment(); if( 0 != texA.getName() ) { gl.glFramebufferTexture2D(GL.GL_FRAMEBUFFER, GL.GL_COLOR_ATTACHMENT0 + attachmentPoint, @@ -1735,17 +1840,19 @@ public class FBObject { } } if(DetachAction.RECREATE == detachAction) { + final Colorbuffer colbufNew; if( 0 < sampleCountChange ) { // switch to MSAA: TextureAttachment -> ColorAttachment - colbuf = createColorAttachment(hasAlpha(texA.format)); + colbufNew = createColorAttachment(hasAlpha(texA.format)); } else { // keep MSAA settings texA.setSize(width, height); + colbufNew = texA; } - attachColorbufferImpl(gl, attachmentPoint, colbuf); + attachColorbufferImpl(gl, attachmentPoint, colbufNew); } } else { - final ColorAttachment colA = colbuf.getColorAttachment(); + final ColorAttachment colA = colbufOld.getColorAttachment(); if( 0 != colA.getName() ) { gl.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_COLOR_ATTACHMENT0+attachmentPoint, @@ -1759,28 +1866,30 @@ public class FBObject { } } if(DetachAction.RECREATE == detachAction) { + final Colorbuffer colbufNew; if( 0 <= sampleCountChange || null == samplingColorSink ) { // keep ColorAttachment, // including 'switch to non-MSAA' if no samplingColorSink is available // to determine whether a TextureAttachment or ColorAttachment is desired! colA.setSize(width, height); colA.setSamples(samples); + colbufNew = colA; } else { // switch to non MSAA if( samplingColorSink.isTextureAttachment() ) { final TextureAttachment samplingTextureSink = samplingColorSink.getTextureAttachment(); - colbuf = createColorTextureAttachment(samplingTextureSink.format, width, height, - samplingTextureSink.dataFormat, samplingTextureSink.dataType, - samplingTextureSink.magFilter, samplingTextureSink.minFilter, - samplingTextureSink.wrapS, samplingTextureSink.wrapT); + colbufNew = createColorTextureAttachment(samplingTextureSink.format, width, height, + samplingTextureSink.dataFormat, samplingTextureSink.dataType, + samplingTextureSink.magFilter, samplingTextureSink.minFilter, + samplingTextureSink.wrapS, samplingTextureSink.wrapT); } else { - colbuf = createColorAttachment(samplingColorSink.getFormat(), 0, width, height); + colbufNew = createColorAttachment(samplingColorSink.getFormat(), 0, width, height); } } - attachColorbuffer(gl, attachmentPoint, colbuf); + attachColorbuffer(gl, attachmentPoint, colbufNew); } } - return colbuf; + return colbufOld; } private final void freeAllColorbufferImpl(final GL gl) { @@ -1820,7 +1929,10 @@ public class FBObject { */ public final void detachRenderbuffer(final GL gl, final Attachment.Type atype, final boolean dispose) throws IllegalArgumentException { bind(gl); - detachRenderbufferImpl(gl, atype, dispose ? DetachAction.DISPOSE : DetachAction.NONE); + final RenderAttachment res = detachRenderbufferImpl(gl, atype, dispose ? DetachAction.DISPOSE : DetachAction.NONE); + if(null == res) { + throw new IllegalArgumentException("RenderAttachment type "+atype+", not attached, "+this); + } if(DEBUG) { System.err.println("FBObject.detachRenderbuffer.X: [attachmentType "+atype+", dispose "+dispose+"]: "+this); } @@ -1840,7 +1952,7 @@ public class FBObject { return res; } - private final void detachRenderbufferImpl(final GL gl, Attachment.Type atype, final DetachAction detachAction) throws IllegalArgumentException { + private final RenderAttachment detachRenderbufferImpl(final GL gl, Attachment.Type atype, final DetachAction detachAction) throws IllegalArgumentException { switch ( atype ) { case DEPTH: case STENCIL: @@ -1850,23 +1962,25 @@ public class FBObject { throw new IllegalArgumentException("only depth/stencil types allowed, was "+atype+", "+this); } if( null == depth && null == stencil ) { - return ; // nop + return null; // nop } final boolean packed = isDepthStencilPackedFormat(); if( packed ) { // Note: DEPTH_STENCIL shares buffer w/ depth and stencil atype = Attachment.Type.DEPTH_STENCIL; } + final RenderAttachment renderOld; switch ( atype ) { case DEPTH: - if( null != depth ) { - final int format = depth.format; - if( 0 != depth.getName() ) { + renderOld = depth; + if( null != renderOld ) { + final int format = renderOld.format; + if( 0 != renderOld.getName() ) { gl.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_DEPTH_ATTACHMENT, GL.GL_RENDERBUFFER, 0); switch(detachAction) { case DISPOSE: case RECREATE: - depth.free(gl); + renderOld.free(gl); break; default: } @@ -1879,14 +1993,15 @@ public class FBObject { } break; case STENCIL: - if( null != stencil ) { - final int format = stencil.format; - if(0 != stencil.getName()) { + renderOld = stencil; + if( null != renderOld ) { + final int format = renderOld.format; + if(0 != renderOld.getName()) { gl.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_STENCIL_ATTACHMENT, GL.GL_RENDERBUFFER, 0); switch(detachAction) { case DISPOSE: case RECREATE: - stencil.free(gl); + renderOld.free(gl); break; default: } @@ -1899,9 +2014,10 @@ public class FBObject { } break; case DEPTH_STENCIL: - if( null != depth ) { - final int format = depth.format; - if(0 != depth.getName()) { + renderOld = depth; + if( null != renderOld ) { + final int format = renderOld.format; + if(0 != renderOld.getName()) { gl.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_DEPTH_ATTACHMENT, GL.GL_RENDERBUFFER, 0); if(packed) { gl.glFramebufferRenderbuffer(GL.GL_FRAMEBUFFER, GL.GL_STENCIL_ATTACHMENT, GL.GL_RENDERBUFFER, 0); @@ -1909,7 +2025,7 @@ public class FBObject { switch(detachAction) { case DISPOSE: case RECREATE: - depth.free(gl); + renderOld.free(gl); break; default: } @@ -1942,8 +2058,11 @@ public class FBObject { } } break; - default: // handled + default: + throw new InternalError("XXX"); // handled by caller } + modified = true; + return renderOld; } private final void freeAllRenderbufferImpl(final GL gl) throws IllegalArgumentException { @@ -2113,41 +2232,50 @@ public class FBObject { private final boolean sampleSinkSizeMismatch() { return samplingSink.getWidth() != width || samplingSink.getHeight() != height ; } - private final boolean sampleColorsinkUninit() { - return null != samplingColorSink && 0 == samplingColorSink.getName() ; - } private final boolean sampleSinkDepthStencilMismatch() { - final boolean depthMismatch = null != depth && - ( null == samplingSink.depth || - depth.format != samplingSink.depth.format ); + if ( ( null != depth && ( null == samplingSink.depth || depth.format != samplingSink.depth.format ) ) + || + ( null == depth && null != samplingSink.depth ) + ) { + return true; + } - final boolean stencilMismatch = null != stencil && - ( null == samplingSink.stencil || - stencil.format != samplingSink.stencil.format ); + if ( ( null != stencil && ( null == samplingSink.stencil || stencil.format != samplingSink.stencil.format ) ) + || + ( null == stencil && null != samplingSink.stencil ) + ) { + return true; + } - return depthMismatch || stencilMismatch; + return false; } /** - * For GLES3, sampling-sink {@link Colorbuffer} format <b>must be equal</b> w/ the sampling-source {@link Colorbuffer}. + * For GLES3, sampling-sink {@link Colorbuffer} <i>internal format</i> <b>must be equal</b> w/ the sampling-source {@link Colorbuffer}. * Implementation aligns w/ {@link #createColorTextureAttachment(GLProfile, boolean, int, int, int, int, int, int)} * and {@link #createColorAttachment(boolean)}. */ - private final boolean sampleSinkFormatMismatch(final GL gl) { + private final boolean sampleSinkExFormatMismatch(final GL gl) { if( null != samplingColorSink && getColorbufferCount() > 0 && gl.isGL2ES3() ) { final Attachment ca = (Attachment)getColorbuffer(0); // should be at attachment-point 0 - return ( null != ca && ca.format != samplingColorSink.getFormat() ) || - hasAlpha(samplingColorSink.getFormat()) != hasAttachmentUsingAlpha(); + // We cannot comply w/ attachment's format other than attachment point 0! + // return ( null != ca && ca.format != samplingColorSink.getFormat() ) || + // hasAlpha(samplingColorSink.getFormat()) != hasAttachmentUsingAlpha(); + return null != ca && ca.format != samplingColorSink.getFormat(); } return false; } /** - * Manually reset the MSAA sampling sink, if used. + * Manually validates the MSAA sampling sink, if used. * <p> * If MSAA is being used and no sampling sink is attached via {@link #setSamplingSink(FBObject)} * a new sampling sink is being created. * </p> * <p> + * If the sampling sink size or attributes differs from the source, its attachments are reset + * to match the source. + * </p> + * <p> * Automatically called by {@link #reset(GL, int, int, int, boolean)} * and {@link #syncSamplingSink(GL)}. * </p> @@ -2155,118 +2283,181 @@ public class FBObject { * It is recommended to call this method after initializing the FBO and attaching renderbuffer etc for the 1st time * if access to sampling sink resources is required. * </p> + * + * <p>Leaves the FBO bound state untouched</p> + * * @param gl the current GL context * @throws GLException in case of an error, i.e. size too big, etc .. */ public final void resetSamplingSink(final GL gl) throws GLException { if(DEBUG) { System.err.println("FBObject.resetSamplingSink.0"); + Thread.dumpStack(); } + if( 0 == samples ) { + final boolean modifiedInstance; // MSAA off - if(null != samplingSink && samplingSink.initialized) { + if( null != samplingSink ) { // cleanup - samplingSink.detachAll(gl); + if( samplingSink.initialized ) { + samplingSink.detachAll(gl); + } + samplingSink = null; + samplingColorSink = null; + modifiedInstance = true; + } else { + modifiedInstance = false; } + this.modified = false; if(DEBUG) { - System.err.println("FBObject.resetSamplingSink.X1: zero samples \n\tTHIS "+this); + System.err.println("FBObject.resetSamplingSink.X1: zero samples, mod "+modifiedInstance+"\n\tTHIS "+this); } - return; + return modifiedInstance; } + boolean modifiedInstance = false; + if( null == samplingSink ) { samplingSink = new FBObject(); - } - - if( !samplingSink.initialized ) { samplingSink.init(gl, width, height, 0); + samplingColorSink = null; + modifiedInstance = true; + } else if( !samplingSink.initialized ) { + throw new InternalError("InitState Mismatch: samplingSink set, but not initialized "+samplingSink); + } else if( null == samplingColorSink || 0 == samplingColorSink.getName() ) { + throw new InternalError("InitState Mismatch: samplingColorSink set, but not initialized "+samplingColorSink+", "+samplingSink); } if(DEBUG) { - System.err.println("FBObject.resetSamplingSink.1: \n\tTHIS "+this+",\n\tSINK "+samplingSink); + System.err.println("FBObject.resetSamplingSink.1: mod "+modifiedInstance+"\n\tTHIS "+this+",\n\tSINK "+samplingSink); } - boolean sampleSinkFormatMismatch = sampleSinkFormatMismatch(gl); + boolean sampleSinkExFormatMismatch = sampleSinkExFormatMismatch(gl); boolean sampleSinkSizeMismatch = sampleSinkSizeMismatch(); boolean sampleSinkDepthStencilMismatch = sampleSinkDepthStencilMismatch(); - boolean sampleColorsinkUninit = sampleColorsinkUninit(); - if(!sampleSinkFormatMismatch && !sampleSinkSizeMismatch && !sampleColorsinkUninit && !sampleSinkDepthStencilMismatch) { - if(DEBUG) { - System.err.println("FBObject.resetSamplingSink.X2: Matching: format "+!sampleSinkFormatMismatch+", size "+!sampleSinkSizeMismatch +", csUninit "+!sampleColorsinkUninit +", depthStencil "+!sampleSinkDepthStencilMismatch); + if( modifiedInstance ) { + // samplingColorSink == null + // must match size, format and colorbuffer do not exist yet + if( sampleSinkExFormatMismatch || sampleSinkSizeMismatch ) { + throw new InternalError("InitState Mismatch: Matching exFormat "+!sampleSinkExFormatMismatch+ + ", size "+!sampleSinkSizeMismatch +", "+this); + } + } else { + // samplingColorSink != null + if(!sampleSinkExFormatMismatch && !sampleSinkSizeMismatch && !sampleSinkDepthStencilMismatch) { + if(DEBUG) { + System.err.println("FBObject.resetSamplingSink.X2: Matching: exFormat "+!sampleSinkExFormatMismatch+ + ", size "+!sampleSinkSizeMismatch +", depthStencil "+!sampleSinkDepthStencilMismatch+ + ", mod "+modifiedInstance); + } + // all properties match .. + samplingSink.modified = false; + this.modified = false; + return modifiedInstance; } - // all properties match .. - return; } - unbind(gl); + final boolean wasBound; + if( isBound() ) { + markUnbound(); // automatic GL unbind by sampleSink binding + wasBound = true; + } else { + wasBound = false; + } if(DEBUG) { - System.err.println("FBObject.resetSamplingSink.2: Mismatch. Matching: format "+!sampleSinkFormatMismatch+", size "+!sampleSinkSizeMismatch +", csUninit "+!sampleColorsinkUninit +", depthStencil "+!sampleSinkDepthStencilMismatch); - Thread.dumpStack(); + System.err.println("FBObject.resetSamplingSink.2: wasBound "+wasBound+", matching: exFormat "+!sampleSinkExFormatMismatch+ + ", size "+!sampleSinkSizeMismatch +", depthStencil "+!sampleSinkDepthStencilMismatch); } - if( sampleSinkDepthStencilMismatch ) { + modifiedInstance = true; + + if( sampleSinkDepthStencilMismatch ) { // includes 1st init samplingSink.detachAllRenderbuffer(gl); } - final Colorbuffer preSamplingColorSink = samplingColorSink; - final boolean samplingColorSinkShallBeTA = null == preSamplingColorSink || preSamplingColorSink.isTextureAttachment(); + final boolean samplingColorSinkShallBeTA = null == samplingColorSink || samplingColorSink.isTextureAttachment(); - if( sampleSinkFormatMismatch ) { + if( sampleSinkExFormatMismatch ) { samplingSink.detachAllColorbuffer(gl); samplingColorSink = null; } else if( sampleSinkSizeMismatch ) { - samplingSink.reset(gl, width, height); - } - - if(null == samplingColorSink) { - final boolean hasAlpha = hasAttachmentUsingAlpha(); - if( samplingColorSinkShallBeTA ) { - samplingColorSink = samplingSink.attachTexture2D(gl, 0, hasAlpha); + samplingSink.resetSizeImpl(gl, width, height); + samplingColorSink = samplingSink.getColorbuffer(0); + } + + if( null == samplingColorSink ) { // sampleSinkFormatMismatch || 1st init + final Colorbuffer cb0 = getColorbuffer(0); // align with colorbuffer at attachment-point 0 + if( null != cb0 ) { + // match pre-existing format + if( samplingColorSinkShallBeTA ) { + samplingColorSink = createColorTextureAttachment(gl, cb0.getFormat(), width, height, + GL.GL_NEAREST, GL.GL_NEAREST, + GL.GL_CLAMP_TO_EDGE, GL.GL_CLAMP_TO_EDGE); + } else { + samplingColorSink = createColorAttachment(cb0.getFormat(), 0, width, height); + } + samplingSink.attachColorbuffer(gl, 0, samplingColorSink); } else { - samplingColorSink = samplingSink.attachColorbuffer(gl, 0, hasAlpha); + // match default format + final boolean hasAlpha = hasAttachmentUsingAlpha(); + if( samplingColorSinkShallBeTA ) { + samplingColorSink = samplingSink.attachTexture2D(gl, 0, hasAlpha); + } else { + samplingColorSink = samplingSink.attachColorbuffer(gl, 0, hasAlpha); + } } - } else if( 0 == samplingColorSink.getName() ) { - // final boolean dispose = true; - // detachColorbufferImpl(gl, 0, dispose ? DetachAction.DISPOSE : DetachAction.NONE); - ((Attachment)samplingColorSink).setSize(width, height); - samplingSink.attachColorbuffer(gl, 0, samplingColorSink); } - if( sampleSinkDepthStencilMismatch ) { + if( sampleSinkDepthStencilMismatch ) { // includes 1st init samplingSink.attachRenderbuffer(gl, depth.format); if( null != stencil && !isDepthStencilPackedFormat() ) { samplingSink.attachRenderbuffer(gl, stencil.format); } } - sampleSinkFormatMismatch = sampleSinkFormatMismatch(gl); + sampleSinkExFormatMismatch = sampleSinkExFormatMismatch(gl); sampleSinkSizeMismatch = sampleSinkSizeMismatch(); sampleSinkDepthStencilMismatch = sampleSinkDepthStencilMismatch(); - sampleColorsinkUninit = sampleColorsinkUninit(); - if(sampleSinkFormatMismatch || sampleSinkSizeMismatch || sampleColorsinkUninit || sampleSinkDepthStencilMismatch) { + if(sampleSinkExFormatMismatch || sampleSinkSizeMismatch || sampleSinkDepthStencilMismatch) { throw new InternalError("Samples sink mismatch after reset: \n\tTHIS "+this+",\n\t SINK "+samplingSink+ - "\n\t Mismatch. Matching: format "+!sampleSinkFormatMismatch+", size "+!sampleSinkSizeMismatch +", csUninit "+!sampleColorsinkUninit +", depthStencil "+!sampleSinkDepthStencilMismatch); + "\n\t Mismatch. Matching: exFormat "+!sampleSinkExFormatMismatch+ + ", size "+!sampleSinkSizeMismatch +", depthStencil "+!sampleSinkDepthStencilMismatch); + } + + samplingSink.modified = false; + samplingSink.unbind(gl); + this.modified = false; + + if(wasBound) { + bind(gl); } if(DEBUG) { - System.err.println("FBObject.resetSamplingSink.XX: END\n\tTHIS "+this+",\n\tSINK "+samplingSink+ - "\n\t Matching: format "+!sampleSinkFormatMismatch+", size "+!sampleSinkSizeMismatch +", csUninit "+!sampleColorsinkUninit +", depthStencil "+!sampleSinkDepthStencilMismatch); + System.err.println("FBObject.resetSamplingSink.XX: END mod "+modifiedInstance+"\n\tTHIS "+this+",\n\tSINK "+samplingSink+ + "\n\t Matching: exFormat "+!sampleSinkExFormatMismatch+ + ", size "+!sampleSinkSizeMismatch +", depthStencil "+!sampleSinkDepthStencilMismatch); } + return modifiedInstance; } /** * Setting this FBO sampling sink. - * @param newSamplingSink the new FBO sampling sink to use, or null to remove current sampling sink + * @param newSamplingSink the new and initialized FBO sampling sink to use, or null to remove current sampling sink * @return the previous sampling sink or null if none was attached * @throws GLException if this FBO doesn't use MSAA or the given sink uses MSAA itself + * @throws IllegalStateException if the {@code newSamplingSink} is not null and not initialized */ - public FBObject setSamplingSink(final FBObject newSamplingSink) throws GLException { + public FBObject setSamplingSink(final FBObject newSamplingSink) throws /* IllegalStateException, */ GLException { final FBObject prev = samplingSink; if( null == newSamplingSink) { samplingSink = null; samplingColorSink = null; } else if( samples > 0 ) { + if( !newSamplingSink.isInitialized() ) { + throw new IllegalStateException("SamplingSink not initialized: "+newSamplingSink); + } if( newSamplingSink.getNumSamples() > 0 ) { throw new GLException("SamplingSink FBO cannot use MSAA itself: "+newSamplingSink); } @@ -2275,6 +2466,7 @@ public class FBObject { } else { throw new GLException("Setting SamplingSink for non MSAA FBO not allowed: "+this); } + modified = true; samplingSinkDirty = true; return prev; } @@ -2348,7 +2540,7 @@ public class FBObject { * @param gl the current GL context */ public final boolean isBound(final GL gl) { - bound = bound && fbName != gl.getBoundFramebuffer(GL.GL_FRAMEBUFFER) ; + bound = bound && fbName == gl.getBoundFramebuffer(GL.GL_FRAMEBUFFER) ; return bound; } @@ -2383,13 +2575,17 @@ public class FBObject { markUnbound(); if(samples>0 && samplingSinkDirty) { // implies fullFBOSupport samplingSinkDirty = false; - resetSamplingSink(gl); + if( isModified() ) { + resetSamplingSink(gl); + } checkPreGLError(gl); gl.glBindFramebuffer(GL2ES3.GL_READ_FRAMEBUFFER, fbName); // read from this MSAA fb gl.glBindFramebuffer(GL2ES3.GL_DRAW_FRAMEBUFFER, samplingSink.getWriteFramebuffer()); // write to sampling sink ((GL2ES3)gl).glBlitFramebuffer(0, 0, width, height, 0, 0, width, height, // since MSAA is supported, casting to GL2ES3 is OK GL.GL_COLOR_BUFFER_BIT, GL.GL_NEAREST); checkNoError(null, gl.glGetError(), "FBObject syncSampleSink"); // throws GLException if error + } else { + modified = false; } if(fullFBOSupport) { // default read/draw buffers, may utilize GLContext/GLDrawable override of @@ -2504,7 +2700,9 @@ public class FBObject { /** Returns the framebuffer name to render to. */ public final int getWriteFramebuffer() { return fbName; } /** Returns the framebuffer name to read from. Depending on multisampling, this may be a different framebuffer. */ - public final int getReadFramebuffer() { return ( samples > 0 ) ? samplingSink.getReadFramebuffer() : fbName; } + public final int getReadFramebuffer() { + return 0 < samples ? ( null != samplingSink ? samplingSink.getReadFramebuffer() : 0 ) : fbName; + } public final int getDefaultReadBuffer() { return GL.GL_COLOR_ATTACHMENT0; } /** Return the number of attached {@link Colorbuffer}s */ public final int getColorbufferCount() { return colorbufferCount; } @@ -2528,13 +2726,24 @@ public class FBObject { */ public final boolean isSamplingBufferDirty() { return samplingSinkDirty; } + /** + * Returns <code>true</code> if size, sample-count or any attachment of this instance + * or its {@link #getSamplingSink() sampling-sink} has been modified since last {@link #syncSamplingSink(GL) sync}, + * {@link #use(GL, TextureAttachment) use}, {@link #reset(GL, int, int, int) reset} + * or {@link #resetSamplingSink(GL) resetSamplingSink}. + * <p> + * Otherwise method returns <code>false</code>. + * </p> + */ + public final boolean isModified() { return modified || ( null != samplingSink && samplingSink.modified ); } + int objectHashCode() { return super.hashCode(); } @Override public final String toString() { final String caps = null != colorbufferAttachments ? Arrays.asList(colorbufferAttachments).toString() : null ; return "FBO[name r/w "+fbName+"/"+getReadFramebuffer()+", init "+initialized+", bound "+bound+", size "+width+"x"+height+ - ", samples "+samples+"/"+maxSamples+", depth "+depth+", stencil "+stencil+ + ", samples "+samples+"/"+maxSamples+", modified "+modified+"/"+isModified()+", depth "+depth+", stencil "+stencil+ ", colorbuffer attachments: "+colorbufferCount+"/"+maxColorAttachments+", with "+textureAttachmentCount+" textures"+ ": "+caps+", msaa["+samplingColorSink+", hasSink "+(null != samplingSink)+ ", dirty "+samplingSinkDirty+"], state "+getStatusString()+", obj "+toHexString(objectHashCode())+"]"; diff --git a/src/jogl/classes/com/jogamp/opengl/util/stereo/StereoClientRenderer.java b/src/jogl/classes/com/jogamp/opengl/util/stereo/StereoClientRenderer.java index 8bcce71a9..8b00aefb7 100644 --- a/src/jogl/classes/com/jogamp/opengl/util/stereo/StereoClientRenderer.java +++ b/src/jogl/classes/com/jogamp/opengl/util/stereo/StereoClientRenderer.java @@ -87,7 +87,7 @@ public class StereoClientRenderer implements GLEventListener { private void initFBOs(final GL gl, final DimensionImmutable size) { for(int i=0; i<fbos.length; i++) { - fbos[i].reset(gl, size.getWidth(), size.getHeight(), numSamples, false); + fbos[i].init(gl, size.getWidth(), size.getHeight(), numSamples); if( i>0 && fbos[i-1].getNumSamples() != fbos[i].getNumSamples()) { throw new InternalError("sample size mismatch: \n\t0: "+fbos[i-1]+"\n\t1: "+fbos[i]); } @@ -98,7 +98,7 @@ public class StereoClientRenderer implements GLEventListener { fbos[i].attachRenderbuffer(gl, Type.DEPTH, 24); final FBObject ssink = new FBObject(); { - ssink.reset(gl, size.getWidth(), size.getHeight()); + ssink.init(gl, size.getWidth(), size.getHeight(), 0); ssink.attachTexture2D(gl, 0, false, magFilter, minFilter, GL.GL_CLAMP_TO_EDGE, GL.GL_CLAMP_TO_EDGE); ssink.attachRenderbuffer(gl, Attachment.Type.DEPTH, 24); } @@ -118,7 +118,7 @@ public class StereoClientRenderer implements GLEventListener { @SuppressWarnings("unused") private void resetFBOs(final GL gl, final DimensionImmutable size) { for(int i=0; i<fbos.length; i++) { - fbos[i].reset(gl, size.getWidth(), size.getHeight(), numSamples, true); + fbos[i].reset(gl, size.getWidth(), size.getHeight(), numSamples); if( i>0 && fbos[i-1].getNumSamples() != fbos[i].getNumSamples()) { throw new InternalError("sample size mismatch: \n\t0: "+fbos[i-1]+"\n\t1: "+fbos[i]); } |