JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
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 */

#ifndef FourByteAbgr_h_Included
#define FourByteAbgr_h_Included

/*
 * This file contains macro and type definitions used by the macros in
 * LoopMacros.h to manipulate a surface of type "FourByteAbgr".
 */

typedef jint    FourByteAbgrPixelType;
typedef jubyte  FourByteAbgrDataType;

#define FourByteAbgrIsOpaque 0

#define FourByteAbgrPixelStride         4

#define DeclareFourByteAbgrLoadVars(PREFIX)
#define DeclareFourByteAbgrStoreVars(PREFIX)
#define SetFourByteAbgrStoreVarsYPos(PREFIX, pRasInfo, y)
#define SetFourByteAbgrStoreVarsXPos(PREFIX, pRasInfo, x)
#define InitFourByteAbgrLoadVars(PREFIX, pRasInfo)
#define InitFourByteAbgrStoreVarsY(PREFIX, pRasInfo)
#define InitFourByteAbgrStoreVarsX(PREFIX, pRasInfo)
#define NextFourByteAbgrStoreVarsX(PREFIX)
#define NextFourByteAbgrStoreVarsY(PREFIX)


#define FourByteAbgrPixelFromArgb(pixel, rgb, pRasInfo) \
    (pixel) = (((rgb) << 8) | (((juint) (rgb)) >> 24))

#define StoreFourByteAbgrPixel(pRas, x, pixel) \
    do { \
        (pRas)[4*(x)+0] = (jubyte) ((pixel) >> 0); \
        (pRas)[4*(x)+1] = (jubyte) ((pixel) >> 8); \
        (pRas)[4*(x)+2] = (jubyte) ((pixel) >> 16); \
        (pRas)[4*(x)+3] = (jubyte) ((pixel) >> 24); \
    } while (0)

#define DeclareFourByteAbgrPixelData(PREFIX) \
    jubyte PREFIX ## 0, PREFIX ## 1, PREFIX ## 2, PREFIX ## 3;

#define ExtractFourByteAbgrPixelData(PIXEL, PREFIX) \
    do { \
        PREFIX ## 0 = (jubyte) (PIXEL >> 0); \
        PREFIX ## 1 = (jubyte) (PIXEL >> 8); \
        PREFIX ## 2 = (jubyte) (PIXEL >> 16); \
        PREFIX ## 3 = (jubyte) (PIXEL >> 24); \
    } while (0)

#define StoreFourByteAbgrPixelData(pPix, x, pixel, PREFIX) \
    do { \
        pPix[4*x+0] = PREFIX ## 0; \
        pPix[4*x+1] = PREFIX ## 1; \
        pPix[4*x+2] = PREFIX ## 2; \
        pPix[4*x+3] = PREFIX ## 3; \
    } while (0)


#define LoadFourByteAbgrTo1IntRgb(pRas, PREFIX, x, rgb) \
    (rgb) = (((pRas)[4*(x)+1] << 0) | \
             ((pRas)[4*(x)+2] << 8) | \
             ((pRas)[4*(x)+3] << 16))

#define LoadFourByteAbgrTo1IntArgb(pRas, PREFIX, x, argb) \
    (argb) = (((pRas)[4*(x)+0] << 24) | \
              ((pRas)[4*(x)+1] << 0) | \
              ((pRas)[4*(x)+2] << 8) | \
              ((pRas)[4*(x)+3] << 16))

#define LoadFourByteAbgrTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
    do { \
        (b) = (pRas)[4*(x)+1]; \
        (g) = (pRas)[4*(x)+2]; \
        (r) = (pRas)[4*(x)+3]; \
    } while (0)

#define LoadFourByteAbgrTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
    do { \
        (a) = (pRas)[4*(x)+0]; \
        LoadFourByteAbgrTo3ByteRgb(pRas, PREFIX, x, r, g, b); \
    } while (0)

#define StoreFourByteAbgrFrom1IntRgb(pRas, PREFIX, x, rgb) \
    do { \
        (pRas)[4*(x)+0] = (jubyte) 0xff; \
        (pRas)[4*(x)+1] = (jubyte) ((rgb) >> 0); \
        (pRas)[4*(x)+2] = (jubyte) ((rgb) >> 8); \
        (pRas)[4*(x)+3] = (jubyte) ((rgb) >> 16); \
    } while (0)

#define StoreFourByteAbgrFrom1IntArgb(pRas, PREFIX, x, argb) \
    do { \
        (pRas)[4*(x)+0] = (jubyte) ((argb) >> 24); \
        (pRas)[4*(x)+1] = (jubyte) ((argb) >> 0); \
        (pRas)[4*(x)+2] = (jubyte) ((argb) >> 8); \
        (pRas)[4*(x)+3] = (jubyte) ((argb) >> 16); \
    } while (0)

#define StoreFourByteAbgrFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
    StoreFourByteAbgrFrom4ByteArgb(pRas, PREFIX, x, 0xff, r, g, b)

#define StoreFourByteAbgrFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
    do { \
        (pRas)[4*(x)+0] = (jubyte) (a); \
        (pRas)[4*(x)+1] = (jubyte) (b); \
        (pRas)[4*(x)+2] = (jubyte) (g); \
        (pRas)[4*(x)+3] = (jubyte) (r); \
    } while (0)

#define CopyFourByteAbgrToIntArgbPre(pRGB, i, PREFIX, pRow, x) \
    do { \
        jint a = (pRow)[4*(x)+0]; \
        if (a != 0) { \
            jint b = (pRow)[4*(x)+1]; \
            jint g = (pRow)[4*(x)+2]; \
            jint r = (pRow)[4*(x)+3]; \
            if (a < 0xff) { \
                b = MUL8(a, b); \
                g = MUL8(a, g); \
                r = MUL8(a, r); \
            } \
            a = ComposeIntDcmComponents1234(a, r, g, b); \
        } \
        (pRGB)[i] = a; \
    } while (0)


#define DeclareFourByteAbgrAlphaLoadData(PREFIX)
#define InitFourByteAbgrAlphaLoadData(PREFIX, pRasInfo)

#define LoadAlphaFromFourByteAbgrFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \
    COMP_PREFIX ## A = (pRas)[0]

#define Postload4ByteArgbFromFourByteAbgr(pRas, PREFIX, COMP_PREFIX) \
    LoadFourByteAbgrTo3ByteRgb(pRas, PREFIX, 0, COMP_PREFIX ## R, \
                               COMP_PREFIX ## G, COMP_PREFIX ## B)


#define FourByteAbgrIsPremultiplied     0

#define DeclareFourByteAbgrBlendFillVars(PREFIX) \
    jubyte PREFIX ## 0, PREFIX ## 1, PREFIX ## 2, PREFIX ## 3;

#define ClearFourByteAbgrBlendFillVars(PREFIX, argb) \
    (PREFIX ## 0 = PREFIX ## 1 = PREFIX ## 2 = PREFIX ## 3 = 0)

#define InitFourByteAbgrBlendFillVarsNonPre(PREFIX, argb, COMP_PREFIX) \
    do { \
        PREFIX ## 0 = (jubyte) COMP_PREFIX ## A; \
        PREFIX ## 1 = (jubyte) COMP_PREFIX ## B; \
        PREFIX ## 2 = (jubyte) COMP_PREFIX ## G; \
        PREFIX ## 3 = (jubyte) COMP_PREFIX ## R; \
    } while (0)

#define InitFourByteAbgrBlendFillVarsPre(PREFIX, argb, COMP_PREFIX)


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