src/gui/painting/qdrawhelper_mmx.cpp
author Alex Gilkes <alex.gilkes@nokia.com>
Mon, 11 Jan 2010 14:00:40 +0000
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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <private/qdrawhelper_p.h>
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#if defined(QT_HAVE_MMX)
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#include <private/qdrawhelper_mmx_p.h>
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QT_BEGIN_NAMESPACE
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CompositionFunctionSolid qt_functionForModeSolid_MMX[numCompositionFunctions] = {
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    comp_func_solid_SourceOver<QMMXIntrinsics>,
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    comp_func_solid_DestinationOver<QMMXIntrinsics>,
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    comp_func_solid_Clear<QMMXIntrinsics>,
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    comp_func_solid_Source<QMMXIntrinsics>,
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    0,
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    comp_func_solid_SourceIn<QMMXIntrinsics>,
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    comp_func_solid_DestinationIn<QMMXIntrinsics>,
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    comp_func_solid_SourceOut<QMMXIntrinsics>,
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    comp_func_solid_DestinationOut<QMMXIntrinsics>,
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    comp_func_solid_SourceAtop<QMMXIntrinsics>,
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    comp_func_solid_DestinationAtop<QMMXIntrinsics>,
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    comp_func_solid_XOR<QMMXIntrinsics>,
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    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // svg 1.2 modes
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    rasterop_solid_SourceOrDestination<QMMXIntrinsics>,
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    rasterop_solid_SourceAndDestination<QMMXIntrinsics>,
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    rasterop_solid_SourceXorDestination<QMMXIntrinsics>,
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    rasterop_solid_NotSourceAndNotDestination<QMMXIntrinsics>,
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    rasterop_solid_NotSourceOrNotDestination<QMMXIntrinsics>,
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    rasterop_solid_NotSourceXorDestination<QMMXIntrinsics>,
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    rasterop_solid_NotSource<QMMXIntrinsics>,
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    rasterop_solid_NotSourceAndDestination<QMMXIntrinsics>,
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    rasterop_solid_SourceAndNotDestination<QMMXIntrinsics>
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};
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CompositionFunction qt_functionForMode_MMX[numCompositionFunctions] = {
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    comp_func_SourceOver<QMMXIntrinsics>,
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    comp_func_DestinationOver<QMMXIntrinsics>,
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    comp_func_Clear<QMMXIntrinsics>,
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    comp_func_Source<QMMXIntrinsics>,
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    0,
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    comp_func_SourceIn<QMMXIntrinsics>,
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    comp_func_DestinationIn<QMMXIntrinsics>,
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    comp_func_SourceOut<QMMXIntrinsics>,
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    comp_func_DestinationOut<QMMXIntrinsics>,
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    comp_func_SourceAtop<QMMXIntrinsics>,
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    comp_func_DestinationAtop<QMMXIntrinsics>,
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    comp_func_XOR<QMMXIntrinsics>,
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};
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void qt_blend_color_argb_mmx(int count, const QSpan *spans, void *userData)
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{
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    qt_blend_color_argb_x86<QMMXIntrinsics>(count, spans, userData,
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                                            (CompositionFunctionSolid*)qt_functionForModeSolid_MMX);
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}
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void qt_blend_argb32_on_argb32_mmx(uchar *destPixels, int dbpl,
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                                   const uchar *srcPixels, int sbpl,
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                                   int w, int h,
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                                   int const_alpha)
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{
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    const uint *src = (const uint *) srcPixels;
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    uint *dst = (uint *) destPixels;
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    uint ca = const_alpha - 1;
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    for (int y=0; y<h; ++y) {
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        comp_func_SourceOver<QMMXIntrinsics>(dst, src, w, ca);
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        dst = (quint32 *)(((uchar *) dst) + dbpl);
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        src = (const quint32 *)(((const uchar *) src) + sbpl);
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    }
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}
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void qt_blend_rgb32_on_rgb32_mmx(uchar *destPixels, int dbpl,
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                                 const uchar *srcPixels, int sbpl,
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                                 int w, int h,
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                                 int const_alpha)
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{
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    const uint *src = (const uint *) srcPixels;
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    uint *dst = (uint *) destPixels;
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    uint ca = const_alpha - 1;
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    for (int y=0; y<h; ++y) {
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        comp_func_Source<QMMXIntrinsics>(dst, src, w, ca);
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        dst = (quint32 *)(((uchar *) dst) + dbpl);
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        src = (const quint32 *)(((const uchar *) src) + sbpl);
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    }
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}
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QT_END_NAMESPACE
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#endif // QT_HAVE_MMX
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