source: trunk/src/gui/painting/qdrawhelper_mmx.cpp

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#include <private/qdrawhelper_p.h>

#if defined(QT_HAVE_MMX)

#include <private/qdrawhelper_mmx_p.h>

QT_BEGIN_NAMESPACE

CompositionFunctionSolid qt_functionForModeSolid_MMX[numCompositionFunctions] = {
    comp_func_solid_SourceOver<QMMXIntrinsics>,
    comp_func_solid_DestinationOver<QMMXIntrinsics>,
    comp_func_solid_Clear<QMMXIntrinsics>,
    comp_func_solid_Source<QMMXIntrinsics>,
    0,
    comp_func_solid_SourceIn<QMMXIntrinsics>,
    comp_func_solid_DestinationIn<QMMXIntrinsics>,
    comp_func_solid_SourceOut<QMMXIntrinsics>,
    comp_func_solid_DestinationOut<QMMXIntrinsics>,
    comp_func_solid_SourceAtop<QMMXIntrinsics>,
    comp_func_solid_DestinationAtop<QMMXIntrinsics>,
    comp_func_solid_XOR<QMMXIntrinsics>,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // svg 1.2 modes
    rasterop_solid_SourceOrDestination<QMMXIntrinsics>,
    rasterop_solid_SourceAndDestination<QMMXIntrinsics>,
    rasterop_solid_SourceXorDestination<QMMXIntrinsics>,
    rasterop_solid_NotSourceAndNotDestination<QMMXIntrinsics>,
    rasterop_solid_NotSourceOrNotDestination<QMMXIntrinsics>,
    rasterop_solid_NotSourceXorDestination<QMMXIntrinsics>,
    rasterop_solid_NotSource<QMMXIntrinsics>,
    rasterop_solid_NotSourceAndDestination<QMMXIntrinsics>,
    rasterop_solid_SourceAndNotDestination<QMMXIntrinsics>
};

CompositionFunction qt_functionForMode_MMX[numCompositionFunctions] = {
    comp_func_SourceOver<QMMXIntrinsics>,
    comp_func_DestinationOver<QMMXIntrinsics>,
    comp_func_Clear<QMMXIntrinsics>,
    comp_func_Source<QMMXIntrinsics>,
    comp_func_Destination,
    comp_func_SourceIn<QMMXIntrinsics>,
    comp_func_DestinationIn<QMMXIntrinsics>,
    comp_func_SourceOut<QMMXIntrinsics>,
    comp_func_DestinationOut<QMMXIntrinsics>,
    comp_func_SourceAtop<QMMXIntrinsics>,
    comp_func_DestinationAtop<QMMXIntrinsics>,
    comp_func_XOR<QMMXIntrinsics>,
    comp_func_Plus,
    comp_func_Multiply,
    comp_func_Screen,
    comp_func_Overlay,
    comp_func_Darken,
    comp_func_Lighten,
    comp_func_ColorDodge,
    comp_func_ColorBurn,
    comp_func_HardLight,
    comp_func_SoftLight,
    comp_func_Difference,
    comp_func_Exclusion,
    rasterop_SourceOrDestination,
    rasterop_SourceAndDestination,
    rasterop_SourceXorDestination,
    rasterop_NotSourceAndNotDestination,
    rasterop_NotSourceOrNotDestination,
    rasterop_NotSourceXorDestination,
    rasterop_NotSource,
    rasterop_NotSourceAndDestination,
    rasterop_SourceAndNotDestination
};

void qt_blend_color_argb_mmx(int count, const QSpan *spans, void *userData)
{
    qt_blend_color_argb_x86<QMMXIntrinsics>(count, spans, userData,
                                            (CompositionFunctionSolid*)qt_functionForModeSolid_MMX);
}


void qt_blend_argb32_on_argb32_mmx(uchar *destPixels, int dbpl,
                                   const uchar *srcPixels, int sbpl,
                                   int w, int h,
                                   int const_alpha)
{
    const uint *src = (const uint *) srcPixels;
    uint *dst = (uint *) destPixels;

    uint ca = const_alpha - 1;

    for (int y=0; y<h; ++y) {
        comp_func_SourceOver<QMMXIntrinsics>(dst, src, w, ca);
        dst = (quint32 *)(((uchar *) dst) + dbpl);
        src = (const quint32 *)(((const uchar *) src) + sbpl);
    }
}

void qt_blend_rgb32_on_rgb32_mmx(uchar *destPixels, int dbpl,
                                 const uchar *srcPixels, int sbpl,
                                 int w, int h,
                                 int const_alpha)
{
    const uint *src = (const uint *) srcPixels;
    uint *dst = (uint *) destPixels;

    uint ca = const_alpha - 1;

    for (int y=0; y<h; ++y) {
        comp_func_Source<QMMXIntrinsics>(dst, src, w, ca);
        dst = (quint32 *)(((uchar *) dst) + dbpl);
        src = (const quint32 *)(((const uchar *) src) + sbpl);
    }
}

QT_END_NAMESPACE

#endif // QT_HAVE_MMX