JDK14/Java14源码在线阅读

/*
 * Copyright (c) 1996, 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
 * questions.
 */

/*
 * This file contains macro definitions for the Storing category of
 * the macros used by the generic scaleloop function.
 *
 * This implementation can store 32-bit pixels into an array of
 * longs such that the pixel for (srcX, srcY) is stored at index
 * (srcOff + srcY * srcScan + srcX) in the array.
 */

#define DeclareOutputVars                               \
    pixptr dstP;

#define InitOutput(cvdata, clrdata, dstX, dstY)                 \
    do {                                                        \
        img_check(clrdata->bitsperpixel == 32);                 \
        img_check((ScanBytes(cvdata) & 3) == 0);                \
        dstP.vp = cvdata->outbuf;                               \
        dstP.bp += dstY * ScanBytes(cvdata);                    \
        dstP.ip += dstX;                                        \
    } while (0)

#define PutPixelInc(pixel, red, green, blue)                    \
    *dstP.ip++ = pixel

#define EndOutputRow(cvdata, dstY, dstX1, dstX2)                \
    do {                                                        \
        SendRow(cvdata, dstY, dstX1, dstX2);                    \

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