Examples with SurfaceData sun.java2d.SurfaceData used on opensource projects

Example 26 with SurfaceData

use of sun.java2d.SurfaceData in project jdk8u_jdk by JetBrains.

the class DrawImage method renderImageCopy.

// Render an image using only integer translation
// (no scale or transform or sub-pixel interpolated translations).
protected boolean renderImageCopy(SunGraphics2D sg, Image img, Color bgColor, int dx, int dy, int sx, int sy, int w, int h) {
    Region clip = sg.getCompClip();
    SurfaceData dstData = sg.surfaceData;
    int attempts = 0;
    // and try it once more
    while (true) {
        SurfaceData srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_ISIDENT, sg.imageComp, bgColor);
        if (srcData == null) {
            return false;
        }
        try {
            SurfaceType srcType = srcData.getSurfaceType();
            SurfaceType dstType = dstData.getSurfaceType();
            blitSurfaceData(sg, clip, srcData, dstData, srcType, dstType, sx, sy, dx, dy, w, h, bgColor);
            return true;
        } catch (NullPointerException e) {
            if (!(SurfaceData.isNull(dstData) || SurfaceData.isNull(srcData))) {
                // Something else caused the exception, throw it...
                throw e;
            }
            return false;
        // NOP if we have been disposed
        } catch (InvalidPipeException e) {
            // Always catch the exception; try this a couple of times
            // and fail silently if the system is not yet ready to
            // revalidate the source or dest surfaceData objects.
            ++attempts;
            // ensures sg.surfaceData is valid
            clip = sg.getCompClip();
            dstData = sg.surfaceData;
            if (SurfaceData.isNull(dstData) || SurfaceData.isNull(srcData) || (attempts > 1)) {
                return false;
            }
        }
    }
}

Example 27 with SurfaceData

use of sun.java2d.SurfaceData in project jdk8u_jdk by JetBrains.

the class DrawImage method renderImageXform.

protected void renderImageXform(SunGraphics2D sg, Image img, AffineTransform tx, int interpType, int sx1, int sy1, int sx2, int sy2, Color bgColor) {
    final AffineTransform itx;
    try {
        itx = tx.createInverse();
    } catch (final NoninvertibleTransformException ignored) {
        // Non-invertible transform means no output
        return;
    }
    /*
         * Find the maximum bounds on the destination that will be
         * affected by the transformed source.  First, transform all
         * four corners of the source and then min and max the resulting
         * destination coordinates of the transformed corners.
         * Note that tx already has the offset to sx1,sy1 accounted
         * for so we use the box (0, 0, sx2-sx1, sy2-sy1) as the
         * source coordinates.
         */
    final double[] coords = new double[8];
    /* corner:  UL      UR      LL      LR   */
    /* index:  0  1    2  3    4  5    6  7  */
    /* coord: (0, 0), (w, 0), (0, h), (w, h) */
    coords[2] = coords[6] = sx2 - sx1;
    coords[5] = coords[7] = sy2 - sy1;
    tx.transform(coords, 0, coords, 0, 4);
    double ddx1, ddy1, ddx2, ddy2;
    ddx1 = ddx2 = coords[0];
    ddy1 = ddy2 = coords[1];
    for (int i = 2; i < coords.length; i += 2) {
        double d = coords[i];
        if (ddx1 > d)
            ddx1 = d;
        else if (ddx2 < d)
            ddx2 = d;
        d = coords[i + 1];
        if (ddy1 > d)
            ddy1 = d;
        else if (ddy2 < d)
            ddy2 = d;
    }
    Region clip = sg.getCompClip();
    final int dx1 = Math.max((int) Math.floor(ddx1), clip.lox);
    final int dy1 = Math.max((int) Math.floor(ddy1), clip.loy);
    final int dx2 = Math.min((int) Math.ceil(ddx2), clip.hix);
    final int dy2 = Math.min((int) Math.ceil(ddy2), clip.hiy);
    if (dx2 <= dx1 || dy2 <= dy1) {
        // empty destination means no output
        return;
    }
    final SurfaceData dstData = sg.surfaceData;
    SurfaceData srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_GENERIC, sg.imageComp, bgColor);
    if (srcData == null) {
        img = getBufferedImage(img);
        srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_GENERIC, sg.imageComp, bgColor);
        if (srcData == null) {
            // REMIND: Is this correct?  Can this happen?
            return;
        }
    }
    if (isBgOperation(srcData, bgColor)) {
        // We cannot perform bg operations during transform so make
        // an opaque temp image with the appropriate background
        // and work from there.
        img = makeBufferedImage(img, bgColor, BufferedImage.TYPE_INT_RGB, sx1, sy1, sx2, sy2);
        // Temp image has appropriate subimage at 0,0 now.
        sx2 -= sx1;
        sy2 -= sy1;
        sx1 = sy1 = 0;
        srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_GENERIC, sg.imageComp, bgColor);
    }
    SurfaceType srcType = srcData.getSurfaceType();
    TransformHelper helper = TransformHelper.getFromCache(srcType);
    if (helper == null) {
        /* We have no helper for this source image type.
             * But we know that we do have helpers for both RGB and ARGB,
             * so convert to one of those types depending on transparency.
             * ARGB_PRE might be a better choice if the source image has
             * alpha, but it may cause some recursion here since we only
             * tend to have converters that convert to ARGB.
             */
        int type = ((srcData.getTransparency() == Transparency.OPAQUE) ? BufferedImage.TYPE_INT_RGB : BufferedImage.TYPE_INT_ARGB);
        img = makeBufferedImage(img, null, type, sx1, sy1, sx2, sy2);
        // Temp image has appropriate subimage at 0,0 now.
        sx2 -= sx1;
        sy2 -= sy1;
        sx1 = sy1 = 0;
        srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_GENERIC, sg.imageComp, null);
        srcType = srcData.getSurfaceType();
        helper = TransformHelper.getFromCache(srcType);
    // assert(helper != null);
    }
    SurfaceType dstType = dstData.getSurfaceType();
    if (sg.compositeState <= SunGraphics2D.COMP_ALPHA) {
        /* NOTE: We either have, or we can make,
             * a MaskBlit for any alpha composite type
             */
        MaskBlit maskblit = MaskBlit.getFromCache(SurfaceType.IntArgbPre, sg.imageComp, dstType);
        /* NOTE: We can only use the native TransformHelper
             * func to go directly to the dest if both the helper
             * and the MaskBlit are native.
             * All helpers are native at this point, but some MaskBlit
             * objects are implemented in Java, so we need to check.
             */
        if (maskblit.getNativePrim() != 0) {
            // We can render directly.
            helper.Transform(maskblit, srcData, dstData, sg.composite, clip, itx, interpType, sx1, sy1, sx2, sy2, dx1, dy1, dx2, dy2, null, 0, 0);
            return;
        }
    }
    // We need to transform to a temp image and then copy
    // just the pieces that are valid data to the dest.
    final int w = dx2 - dx1;
    final int h = dy2 - dy1;
    BufferedImage tmpimg = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB_PRE);
    SurfaceData tmpData = SurfaceData.getPrimarySurfaceData(tmpimg);
    SurfaceType tmpType = tmpData.getSurfaceType();
    MaskBlit tmpmaskblit = MaskBlit.getFromCache(SurfaceType.IntArgbPre, CompositeType.SrcNoEa, tmpType);
    /*
         * The helper function fills a temporary edges buffer
         * for us with the bounding coordinates of each scanline
         * in the following format:
         *
         * edges[0, 1] = [top y, bottom y)
         * edges[2, 3] = [left x, right x) of top row
         * ...
         * edges[h*2, h*2+1] = [left x, right x) of bottom row
         *
         * all coordinates in the edges array will be relative to dx1, dy1
         *
         * edges thus has to be h*2+2 in length
         */
    final int[] edges = new int[h * 2 + 2];
    // It is important that edges[0]=edges[1]=0 when we call
    // Transform in case it must return early and we would
    // not want to render anything on an error condition.
    helper.Transform(tmpmaskblit, srcData, tmpData, AlphaComposite.Src, null, itx, interpType, sx1, sy1, sx2, sy2, 0, 0, w, h, edges, dx1, dy1);
    final Region region = Region.getInstance(dx1, dy1, dx2, dy2, edges);
    clip = clip.getIntersection(region);
    /* NOTE: We either have, or we can make,
         * a Blit for any composite type, even Custom
         */
    final Blit blit = Blit.getFromCache(tmpType, sg.imageComp, dstType);
    blit.Blit(tmpData, dstData, sg.composite, clip, 0, 0, dx1, dy1, w, h);
}

Example 28 with SurfaceData

use of sun.java2d.SurfaceData in project jdk8u_jdk by JetBrains.

the class OGLAnyCompositeBlit method Transform.

@Override
public synchronized void Transform(SurfaceData src, SurfaceData dst, Composite comp, Region clip, AffineTransform at, int hint, int srcx, int srcy, int dstx, int dsty, int width, int height) {
    Blit convertsrc = Blit.getFromCache(src.getSurfaceType(), CompositeType.SrcNoEa, SurfaceType.IntArgbPre);
    // use cached intermediate surface, if available
    final SurfaceData cachedSrc = srcTmp != null ? srcTmp.get() : null;
    // convert source to IntArgbPre
    src = convertFrom(convertsrc, src, srcx, srcy, width, height, cachedSrc, BufferedImage.TYPE_INT_ARGB_PRE);
    // transform IntArgbPre intermediate surface to OpenGL surface
    performop.Transform(src, dst, comp, clip, at, hint, 0, 0, dstx, dsty, width, height);
    if (src != cachedSrc) {
        // cache the intermediate surface
        srcTmp = new WeakReference<>(src);
    }
}

Example 29 with SurfaceData

use of sun.java2d.SurfaceData in project jdk8u_jdk by JetBrains.

the class OGLUtilities method invokeWithOGLContextCurrent.

/**
     * Invokes the given Runnable on the OGL QueueFlusher thread with the
     * OpenGL context corresponding to the given Graphics object made
     * current.  It is legal for OpenGL code executed in the given
     * Runnable to change the current OpenGL context; it will be reset
     * once the Runnable completes.  No guarantees are made as to the
     * state of the OpenGL context of the Graphics object; for
     * example, calling code must set the scissor box using the return
     * value from {@link #getOGLScissorBox} to avoid drawing
     * over other Swing components, and must typically set the OpenGL
     * viewport using the return value from {@link #getOGLViewport} to
     * make the client's OpenGL rendering appear in the correct place
     * relative to the scissor region.
     *
     * In order to avoid deadlock, it is important that the given Runnable
     * does not attempt to acquire the AWT lock, as that will be handled
     * automatically as part of the <code>rq.flushAndInvokeNow()</code> step.
     *
     * @param g the Graphics object for the corresponding destination surface;
     * if null, the step making a context current to the destination surface
     * will be skipped
     * @param r the action to be performed on the QFT; cannot be null
     * @return true if the operation completed successfully, or false if
     * there was any problem making a context current to the surface
     * associated with the given Graphics object
     */
public static boolean invokeWithOGLContextCurrent(Graphics g, Runnable r) {
    OGLRenderQueue rq = OGLRenderQueue.getInstance();
    rq.lock();
    try {
        if (g != null) {
            if (!(g instanceof SunGraphics2D)) {
                return false;
            }
            SurfaceData sData = ((SunGraphics2D) g).surfaceData;
            if (!(sData instanceof OGLSurfaceData)) {
                return false;
            }
            // make a context current to the destination surface
            OGLContext.validateContext((OGLSurfaceData) sData);
        }
        // invoke the given runnable on the QFT
        rq.flushAndInvokeNow(r);
        // invalidate the current context so that the next time we render
        // with Java 2D, the context state will be completely revalidated
        OGLContext.invalidateCurrentContext();
    } finally {
        rq.unlock();
    }
    return true;
}

Example 30 with SurfaceData

use of sun.java2d.SurfaceData in project jdk8u_jdk by JetBrains.

the class OGLAnyCompositeBlit method Blit.

public synchronized void Blit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int sx, int sy, int dx, int dy, int w, int h) {
    Blit convertsrc = Blit.getFromCache(src.getSurfaceType(), CompositeType.SrcNoEa, SurfaceType.IntArgbPre);
    SurfaceData cachedSrc = null;
    if (srcTmp != null) {
        // use cached intermediate surface, if available
        cachedSrc = (SurfaceData) srcTmp.get();
    }
    // convert source to IntArgbPre
    src = convertFrom(convertsrc, src, sx, sy, w, h, cachedSrc, BufferedImage.TYPE_INT_ARGB_PRE);
    // copy IntArgbPre intermediate surface to OpenGL surface
    performop.Blit(src, dst, comp, clip, 0, 0, dx, dy, w, h);
    if (src != cachedSrc) {
        // cache the intermediate surface
        srcTmp = new WeakReference(src);
    }
}