Java Code Examples for java.awt.AlphaComposite#SrcOver
The following examples show how to use
java.awt.AlphaComposite#SrcOver .
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Example 1
Source File: BufferedTextPipe.java From dragonwell8_jdk with GNU General Public License v2.0 | 5 votes |
@Override protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) { /* * The native drawGlyphList() only works with two composite types: * - CompositeType.SrcOver (with any extra alpha), or * - CompositeType.Xor */ Composite comp = sg2d.composite; if (comp == AlphaComposite.Src) { /* * In addition to the composite types listed above, the logic * in OGL/D3DSurfaceData.validatePipe() allows for * CompositeType.SrcNoEa, but only in the presence of an opaque * color. If we reach this case, we know the color is opaque, * and therefore SrcNoEa is the same as SrcOverNoEa, so we * override the composite here. */ comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp); enqueueGlyphList(sg2d, gl); } finally { rq.unlock(); } }
Example 2
Source File: AbstractGraphics2D.java From pumpernickel with MIT License | 5 votes |
public void reset() { hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_DEFAULT); composite = AlphaComposite.SrcOver; paint = Color.white; background = Color.white; stroke = new BasicStroke(1); transform = new AffineTransform(); font = UIManager.getFont("Label.font") == null ? new Font("Default", 0, 12) : UIManager.getFont("Label.font"); clipping = null; }
Example 3
Source File: BufferedTextPipe.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
@Override protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) { /* * The native drawGlyphList() only works with two composite types: * - CompositeType.SrcOver (with any extra alpha), or * - CompositeType.Xor */ Composite comp = sg2d.composite; if (comp == AlphaComposite.Src) { /* * In addition to the composite types listed above, the logic * in OGL/D3DSurfaceData.validatePipe() allows for * CompositeType.SrcNoEa, but only in the presence of an opaque * color. If we reach this case, we know the color is opaque, * and therefore SrcNoEa is the same as SrcOverNoEa, so we * override the composite here. */ comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp); enqueueGlyphList(sg2d, gl); } finally { rq.unlock(); } }
Example 4
Source File: BufferedTextPipe.java From openjdk-8 with GNU General Public License v2.0 | 5 votes |
@Override protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) { /* * The native drawGlyphList() only works with two composite types: * - CompositeType.SrcOver (with any extra alpha), or * - CompositeType.Xor */ Composite comp = sg2d.composite; if (comp == AlphaComposite.Src) { /* * In addition to the composite types listed above, the logic * in OGL/D3DSurfaceData.validatePipe() allows for * CompositeType.SrcNoEa, but only in the presence of an opaque * color. If we reach this case, we know the color is opaque, * and therefore SrcNoEa is the same as SrcOverNoEa, so we * override the composite here. */ comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp); enqueueGlyphList(sg2d, gl); } finally { rq.unlock(); } }
Example 5
Source File: BufferedTextPipe.java From hottub with GNU General Public License v2.0 | 5 votes |
@Override protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) { /* * The native drawGlyphList() only works with two composite types: * - CompositeType.SrcOver (with any extra alpha), or * - CompositeType.Xor */ Composite comp = sg2d.composite; if (comp == AlphaComposite.Src) { /* * In addition to the composite types listed above, the logic * in OGL/D3DSurfaceData.validatePipe() allows for * CompositeType.SrcNoEa, but only in the presence of an opaque * color. If we reach this case, we know the color is opaque, * and therefore SrcNoEa is the same as SrcOverNoEa, so we * override the composite here. */ comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp); enqueueGlyphList(sg2d, gl); } finally { rq.unlock(); } }
Example 6
Source File: BufferedTextPipe.java From jdk8u60 with GNU General Public License v2.0 | 5 votes |
@Override protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) { /* * The native drawGlyphList() only works with two composite types: * - CompositeType.SrcOver (with any extra alpha), or * - CompositeType.Xor */ Composite comp = sg2d.composite; if (comp == AlphaComposite.Src) { /* * In addition to the composite types listed above, the logic * in OGL/D3DSurfaceData.validatePipe() allows for * CompositeType.SrcNoEa, but only in the presence of an opaque * color. If we reach this case, we know the color is opaque, * and therefore SrcNoEa is the same as SrcOverNoEa, so we * override the composite here. */ comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp); enqueueGlyphList(sg2d, gl); } finally { rq.unlock(); } }
Example 7
Source File: BufferedTextPipe.java From openjdk-jdk9 with GNU General Public License v2.0 | 5 votes |
@Override protected void drawGlyphList(SunGraphics2D sg2d, GlyphList gl) { /* * The native drawGlyphList() only works with two composite types: * - CompositeType.SrcOver (with any extra alpha), or * - CompositeType.Xor */ Composite comp = sg2d.composite; if (comp == AlphaComposite.Src) { /* * In addition to the composite types listed above, the logic * in OGL/D3DSurfaceData.validatePipe() allows for * CompositeType.SrcNoEa, but only in the presence of an opaque * color. If we reach this case, we know the color is opaque, * and therefore SrcNoEa is the same as SrcOverNoEa, so we * override the composite here. */ comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp); enqueueGlyphList(sg2d, gl); } finally { rq.unlock(); } }
Example 8
Source File: BufferedMaskFill.java From jdk8u-jdk with GNU General Public License v2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }
Example 9
Source File: BufferedMaskBlit.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
@Override public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { if (width <= 0 || height <= 0) { return; } if (mask == null) { // no mask involved; delegate to regular blit loop if (blitop == null) { blitop = Blit.getFromCache(src.getSurfaceType(), CompositeType.AnyAlpha, this.getDestType()); } blitop.Blit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height); return; } AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(dst, comp, clip); RenderBuffer buf = rq.getBuffer(); int totalBytesRequired = 20 + (width * height * 4); /* * REMIND: we should fix this so that it works with tiles that * are larger than the entire buffer, but the native * OGL/D3DMaskBlit isn't even prepared for tiles larger * than 32x32 pixels, so there's no urgency here... */ rq.ensureCapacity(totalBytesRequired); // enqueue parameters and tile pixels int newpos = enqueueTile(buf.getAddress(), buf.position(), src, src.getNativeOps(), srcTypeVal, mask, mask.length, maskoff, maskscan, srcx, srcy, dstx, dsty, width, height); buf.position(newpos); } finally { rq.unlock(); } }
Example 10
Source File: BufferedMaskFill.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }
Example 11
Source File: BufferedMaskFill.java From jdk8u-dev-jdk with GNU General Public License v2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }
Example 12
Source File: BufferedMaskFill.java From Bytecoder with Apache License 2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }
Example 13
Source File: BufferedMaskBlit.java From jdk8u_jdk with GNU General Public License v2.0 | 4 votes |
@Override public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { if (width <= 0 || height <= 0) { return; } if (mask == null) { // no mask involved; delegate to regular blit loop if (blitop == null) { blitop = Blit.getFromCache(src.getSurfaceType(), CompositeType.AnyAlpha, this.getDestType()); } blitop.Blit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height); return; } AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(dst, comp, clip); RenderBuffer buf = rq.getBuffer(); int totalBytesRequired = 20 + (width * height * 4); /* * REMIND: we should fix this so that it works with tiles that * are larger than the entire buffer, but the native * OGL/D3DMaskBlit isn't even prepared for tiles larger * than 32x32 pixels, so there's no urgency here... */ rq.ensureCapacity(totalBytesRequired); // enqueue parameters and tile pixels int newpos = enqueueTile(buf.getAddress(), buf.position(), src, src.getNativeOps(), srcTypeVal, mask, mask.length, maskoff, maskscan, srcx, srcy, dstx, dsty, width, height); buf.position(newpos); } finally { rq.unlock(); } }
Example 14
Source File: BufferedMaskBlit.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 4 votes |
@Override public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { if (width <= 0 || height <= 0) { return; } if (mask == null) { // no mask involved; delegate to regular blit loop if (blitop == null) { blitop = Blit.getFromCache(src.getSurfaceType(), CompositeType.AnyAlpha, this.getDestType()); } blitop.Blit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height); return; } AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(dst, comp, clip); RenderBuffer buf = rq.getBuffer(); int totalBytesRequired = 20 + (width * height * 4); /* * REMIND: we should fix this so that it works with tiles that * are larger than the entire buffer, but the native * OGL/D3DMaskBlit isn't even prepared for tiles larger * than 32x32 pixels, so there's no urgency here... */ rq.ensureCapacity(totalBytesRequired); // enqueue parameters and tile pixels int newpos = enqueueTile(buf.getAddress(), buf.position(), src, src.getNativeOps(), srcTypeVal, mask, mask.length, maskoff, maskscan, srcx, srcy, dstx, dsty, width, height); buf.position(newpos); } finally { rq.unlock(); } }
Example 15
Source File: BufferedMaskBlit.java From jdk8u-dev-jdk with GNU General Public License v2.0 | 4 votes |
@Override public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { if (width <= 0 || height <= 0) { return; } if (mask == null) { // no mask involved; delegate to regular blit loop if (blitop == null) { blitop = Blit.getFromCache(src.getSurfaceType(), CompositeType.AnyAlpha, this.getDestType()); } blitop.Blit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height); return; } AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(dst, comp, clip); RenderBuffer buf = rq.getBuffer(); int totalBytesRequired = 20 + (width * height * 4); /* * REMIND: we should fix this so that it works with tiles that * are larger than the entire buffer, but the native * OGL/D3DMaskBlit isn't even prepared for tiles larger * than 32x32 pixels, so there's no urgency here... */ rq.ensureCapacity(totalBytesRequired); // enqueue parameters and tile pixels int newpos = enqueueTile(buf.getAddress(), buf.position(), src, src.getNativeOps(), srcTypeVal, mask, mask.length, maskoff, maskscan, srcx, srcy, dstx, dsty, width, height); buf.position(newpos); } finally { rq.unlock(); } }
Example 16
Source File: BufferedMaskBlit.java From openjdk-8 with GNU General Public License v2.0 | 4 votes |
@Override public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { if (width <= 0 || height <= 0) { return; } if (mask == null) { // no mask involved; delegate to regular blit loop if (blitop == null) { blitop = Blit.getFromCache(src.getSurfaceType(), CompositeType.AnyAlpha, this.getDestType()); } blitop.Blit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height); return; } AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(dst, comp, clip); RenderBuffer buf = rq.getBuffer(); int totalBytesRequired = 20 + (width * height * 4); /* * REMIND: we should fix this so that it works with tiles that * are larger than the entire buffer, but the native * OGL/D3DMaskBlit isn't even prepared for tiles larger * than 32x32 pixels, so there's no urgency here... */ rq.ensureCapacity(totalBytesRequired); // enqueue parameters and tile pixels int newpos = enqueueTile(buf.getAddress(), buf.position(), src, src.getNativeOps(), srcTypeVal, mask, mask.length, maskoff, maskscan, srcx, srcy, dstx, dsty, width, height); buf.position(newpos); } finally { rq.unlock(); } }
Example 17
Source File: BufferedMaskFill.java From jdk8u_jdk with GNU General Public License v2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }
Example 18
Source File: BufferedMaskBlit.java From hottub with GNU General Public License v2.0 | 4 votes |
@Override public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { if (width <= 0 || height <= 0) { return; } if (mask == null) { // no mask involved; delegate to regular blit loop if (blitop == null) { blitop = Blit.getFromCache(src.getSurfaceType(), CompositeType.AnyAlpha, this.getDestType()); } blitop.Blit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height); return; } AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(dst, comp, clip); RenderBuffer buf = rq.getBuffer(); int totalBytesRequired = 20 + (width * height * 4); /* * REMIND: we should fix this so that it works with tiles that * are larger than the entire buffer, but the native * OGL/D3DMaskBlit isn't even prepared for tiles larger * than 32x32 pixels, so there's no urgency here... */ rq.ensureCapacity(totalBytesRequired); // enqueue parameters and tile pixels int newpos = enqueueTile(buf.getAddress(), buf.position(), src, src.getNativeOps(), srcTypeVal, mask, mask.length, maskoff, maskscan, srcx, srcy, dstx, dsty, width, height); buf.position(newpos); } finally { rq.unlock(); } }
Example 19
Source File: BufferedMaskFill.java From TencentKona-8 with GNU General Public License v2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }
Example 20
Source File: BufferedMaskFill.java From jdk8u-jdk with GNU General Public License v2.0 | 4 votes |
@Override public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, Composite comp, final int x, final int y, final int w, final int h, final byte[] mask, final int maskoff, final int maskscan) { AlphaComposite acomp = (AlphaComposite)comp; if (acomp.getRule() != AlphaComposite.SRC_OVER) { comp = AlphaComposite.SrcOver; } rq.lock(); try { validateContext(sg2d, comp, BufferedContext.USE_MASK); // we adjust the mask length so that the mask ends on a // 4-byte boundary int maskBytesRequired; if (mask != null) { // we adjust the mask length so that the mask ends on a // 4-byte boundary maskBytesRequired = (mask.length + 3) & (~3); } else { // mask not needed maskBytesRequired = 0; } int totalBytesRequired = 32 + maskBytesRequired; RenderBuffer buf = rq.getBuffer(); if (totalBytesRequired <= buf.capacity()) { if (totalBytesRequired > buf.remaining()) { // process the queue first and then enqueue the mask rq.flushNow(); } buf.putInt(MASK_FILL); // enqueue parameters buf.putInt(x).putInt(y).putInt(w).putInt(h); buf.putInt(maskoff); buf.putInt(maskscan); buf.putInt(maskBytesRequired); if (mask != null) { // enqueue the mask int padding = maskBytesRequired - mask.length; buf.put(mask); if (padding != 0) { buf.position(buf.position() + padding); } } } else { // queue is too small to accommodate entire mask; perform // the operation directly on the queue flushing thread rq.flushAndInvokeNow(new Runnable() { public void run() { maskFill(x, y, w, h, maskoff, maskscan, mask.length, mask); } }); } } finally { rq.unlock(); } }