Java SurfaceData.getTransparency方法代码示例

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
protected boolean scaleSurfaceData(SunGraphics2D sg,
                                   Region clipRegion,
                                   SurfaceData srcData,
                                   SurfaceData dstData,
                                   SurfaceType srcType,
                                   SurfaceType dstType,
                                   int sx1, int sy1,
                                   int sx2, int sy2,
                                   double dx1, double dy1,
                                   double dx2, double dy2)
{
    CompositeType comp = sg.imageComp;
    if (CompositeType.SrcOverNoEa.equals(comp) &&
        (srcData.getTransparency() == Transparency.OPAQUE))
    {
        comp = CompositeType.SrcNoEa;
    }

    ScaledBlit blit = ScaledBlit.getFromCache(srcType, comp, dstType);
    if (blit != null) {
        blit.Scale(srcData, dstData, sg.composite, clipRegion,
                   sx1, sy1, sx2, sy2, dx1, dy1, dx2, dy2);
        return true;
    }
    return false;
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
public static SurfaceDataProxy createProxy(SurfaceData srcData,
                                           OGLGraphicsConfig dstConfig)
{
    if (srcData instanceof OGLSurfaceData) {
        // srcData must be a VolatileImage which either matches
        // our pixel format or not - either way we do not cache it...
        return UNCACHED;
    }

    return new OGLSurfaceDataProxy(dstConfig, srcData.getTransparency());
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
public static SurfaceDataProxy createProxy(SurfaceData srcData,
        XRGraphicsConfig dstConfig) {

    /*Don't cache already native surfaces*/
    if (srcData instanceof XRSurfaceData) {
        return UNCACHED;
    }

    return new XRSurfaceDataProxy(dstConfig, srcData.getTransparency());
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
protected static boolean isBgOperation(SurfaceData srcData, Color bgColor) {
    // If we cannot get the srcData, then cannot assume anything about
    // the image
    return ((srcData == null) ||
            ((bgColor != null) &&
             (srcData.getTransparency() != Transparency.OPAQUE)));
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
public static SurfaceDataProxy createProxy(SurfaceData srcData,
                                           D3DGraphicsConfig dstConfig)
{
    if (srcData instanceof D3DSurfaceData) {
        // srcData must be a VolatileImage which either matches
        // our pixel format or not - either way we do not cache it...
        return UNCACHED;
    }

    return new D3DSurfaceDataProxy(dstConfig, srcData.getTransparency());
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
static void Blit(SurfaceData srcData, SurfaceData dstData,
                 Composite comp, Region clip,
                 AffineTransform xform, int hint,
                 int sx1, int sy1,
                 int sx2, int sy2,
                 double dx1, double dy1,
                 double dx2, double dy2,
                 int srctype, boolean texture)
{
    int ctxflags = 0;
    if (srcData.getTransparency() == Transparency.OPAQUE) {
        ctxflags |= OGLContext.SRC_IS_OPAQUE;
    }

    OGLRenderQueue rq = OGLRenderQueue.getInstance();
    rq.lock();
    try {
        // make sure the RenderQueue keeps a hard reference to the
        // source (sysmem) SurfaceData to prevent it from being
        // disposed while the operation is processed on the QFT
        rq.addReference(srcData);

        OGLSurfaceData oglDst = (OGLSurfaceData)dstData;
        if (texture) {
            // make sure we have a current context before uploading
            // the sysmem data to the texture object
            OGLGraphicsConfig gc = oglDst.getOGLGraphicsConfig();
            OGLContext.setScratchSurface(gc);
        } else {
            OGLContext.validateContext(oglDst, oglDst,
                                       clip, comp, xform, null, null,
                                       ctxflags);
        }

        int packedParams = createPackedParams(false, texture,
                                              false, xform != null,
                                              hint, srctype);
        enqueueBlit(rq, srcData, dstData,
                    packedParams,
                    sx1, sy1, sx2, sy2,
                    dx1, dy1, dx2, dy2);

        // always flush immediately, since we (currently) have no means
        // of tracking changes to the system memory surface
        rq.flushNow();
    } finally {
        rq.unlock();
    }
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
/**
 * Note: The srcImg and biop parameters are only used when invoked
 * from the OGLBufImgOps.renderImageWithOp() method; in all other cases,
 * this method can be called with null values for those two parameters,
 * and they will be effectively ignored.
 */
static void IsoBlit(SurfaceData srcData, SurfaceData dstData,
                    BufferedImage srcImg, BufferedImageOp biop,
                    Composite comp, Region clip,
                    AffineTransform xform, int hint,
                    int sx1, int sy1,
                    int sx2, int sy2,
                    double dx1, double dy1,
                    double dx2, double dy2,
                    boolean texture)
{
    int ctxflags = 0;
    if (srcData.getTransparency() == Transparency.OPAQUE) {
        ctxflags |= OGLContext.SRC_IS_OPAQUE;
    }

    OGLRenderQueue rq = OGLRenderQueue.getInstance();
    rq.lock();
    try {
        OGLSurfaceData oglSrc = (OGLSurfaceData)srcData;
        OGLSurfaceData oglDst = (OGLSurfaceData)dstData;
        int srctype = oglSrc.getType();
        boolean rtt;
        OGLSurfaceData srcCtxData;
        if (srctype == OGLSurfaceData.TEXTURE) {
            // the source is a regular texture object; we substitute
            // the destination surface for the purposes of making a
            // context current
            rtt = false;
            srcCtxData = oglDst;
        } else {
            // the source is a pbuffer, backbuffer, or render-to-texture
            // surface; we set rtt to true to differentiate this kind
            // of surface from a regular texture object
            rtt = true;
            if (srctype == OGLSurfaceData.FBOBJECT) {
                srcCtxData = oglDst;
            } else {
                srcCtxData = oglSrc;
            }
        }

        OGLContext.validateContext(srcCtxData, oglDst,
                                   clip, comp, xform, null, null,
                                   ctxflags);

        if (biop != null) {
            OGLBufImgOps.enableBufImgOp(rq, oglSrc, srcImg, biop);
        }

        int packedParams = createPackedParams(true, texture,
                                              rtt, xform != null,
                                              hint, 0 /*unused*/);
        enqueueBlit(rq, srcData, dstData,
                    packedParams,
                    sx1, sy1, sx2, sy2,
                    dx1, dy1, dx2, dy2);

        if (biop != null) {
            OGLBufImgOps.disableBufImgOp(rq, biop);
        }

        if (rtt && oglDst.isOnScreen()) {
            // we only have to flush immediately when copying from a
            // (non-texture) surface to the screen; otherwise Swing apps
            // might appear unresponsive until the auto-flush completes
            rq.flushNow();
        }
    } finally {
        rq.unlock();
    }
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
static void Blit(SurfaceData srcData, SurfaceData dstData,
                 Composite comp, Region clip,
                 AffineTransform xform, int hint,
                 int sx1, int sy1,
                 int sx2, int sy2,
                 double dx1, double dy1,
                 double dx2, double dy2,
                 int srctype, boolean texture)
{
    int ctxflags = 0;
    if (srcData.getTransparency() == Transparency.OPAQUE) {
        ctxflags |= D3DContext.SRC_IS_OPAQUE;
    }

    D3DSurfaceData d3dDst = (D3DSurfaceData)dstData;
    D3DRenderQueue rq = D3DRenderQueue.getInstance();
    rq.lock();
    try {
        // make sure the RenderQueue keeps a hard reference to the
        // source (sysmem) SurfaceData to prevent it from being
        // disposed while the operation is processed on the QFT
        rq.addReference(srcData);

        if (texture) {
            // make sure we have a current context before uploading
            // the sysmem data to the texture object
            D3DContext.setScratchSurface(d3dDst.getContext());
        } else {
            D3DContext.validateContext(d3dDst, d3dDst,
                                       clip, comp, xform, null, null,
                                       ctxflags);
        }

        int packedParams = createPackedParams(false, texture,
                                              false, xform != null,
                                              hint, srctype);
        enqueueBlit(rq, srcData, dstData,
                    packedParams,
                    sx1, sy1, sx2, sy2,
                    dx1, dy1, dx2, dy2);

        // always flush immediately, since we (currently) have no means
        // of tracking changes to the system memory surface
        rq.flushNow();
    } finally {
        rq.unlock();
    }

    if (d3dDst.getType() == D3DSurfaceData.WINDOW) {
        // flush immediately when copying to the screen to improve
        // responsiveness of applications using VI or BI backbuffers
        D3DScreenUpdateManager mgr =
            (D3DScreenUpdateManager)ScreenUpdateManager.getInstance();
        mgr.runUpdateNow();
    }
}
 

import sun.java2d.SurfaceData; //导入方法依赖的package包/类
/**
 * Note: The srcImg and biop parameters are only used when invoked
 * from the D3DBufImgOps.renderImageWithOp() method; in all other cases,
 * this method can be called with null values for those two parameters,
 * and they will be effectively ignored.
 */
static void IsoBlit(SurfaceData srcData, SurfaceData dstData,
                    BufferedImage srcImg, BufferedImageOp biop,
                    Composite comp, Region clip,
                    AffineTransform xform, int hint,
                    int sx1, int sy1,
                    int sx2, int sy2,
                    double dx1, double dy1,
                    double dx2, double dy2,
                    boolean texture)
{
    int ctxflags = 0;
    if (srcData.getTransparency() == Transparency.OPAQUE) {
        ctxflags |= D3DContext.SRC_IS_OPAQUE;
    }

    D3DSurfaceData d3dDst = (D3DSurfaceData)dstData;
    D3DRenderQueue rq = D3DRenderQueue.getInstance();
    boolean rtt = false;
    rq.lock();
    try {
        D3DSurfaceData d3dSrc = (D3DSurfaceData)srcData;
        int srctype = d3dSrc.getType();
        D3DSurfaceData srcCtxData = d3dSrc;
        if (srctype == D3DSurfaceData.TEXTURE) {
            rtt = false;
        } else {
            // the source is a backbuffer, or render-to-texture
            // surface; we set rtt to true to differentiate this kind
            // of surface from a regular texture object
            rtt = true;
        }

        D3DContext.validateContext(srcCtxData, d3dDst,
                                   clip, comp, xform, null, null,
                                   ctxflags);

        if (biop != null) {
            D3DBufImgOps.enableBufImgOp(rq, d3dSrc, srcImg, biop);
        }

        int packedParams = createPackedParams(true, texture,
                                              rtt, xform != null,
                                              hint, 0 /*unused*/);
        enqueueBlit(rq, srcData, dstData,
                    packedParams,
                    sx1, sy1, sx2, sy2,
                    dx1, dy1, dx2, dy2);

        if (biop != null) {
            D3DBufImgOps.disableBufImgOp(rq, biop);
        }
    } finally {
        rq.unlock();
    }

    if (rtt && (d3dDst.getType() == D3DSurfaceData.WINDOW)) {
        // we only have to flush immediately when copying from a
        // (non-texture) surface to the screen; otherwise Swing apps
        // might appear unresponsive until the auto-flush completes
        D3DScreenUpdateManager mgr =
            (D3DScreenUpdateManager)ScreenUpdateManager.getInstance();
        mgr.runUpdateNow();
    }
}