author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
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/**************************************************************************** |
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** |
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** Copyright (C) 2010 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_x86_p.h> |
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#ifdef QT_HAVE_SSE2 |
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#include <private/qdrawingprimitive_sse2_p.h> |
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#include <private/qpaintengine_raster_p.h> |
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QT_BEGIN_NAMESPACE |
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void qt_blend_argb32_on_argb32_sse2(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 quint32 *src = (const quint32 *) srcPixels; |
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quint32 *dst = (quint32 *) destPixels; |
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if (const_alpha == 256) { |
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const __m128i alphaMask = _mm_set1_epi32(0xff000000); |
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const __m128i nullVector = _mm_set1_epi32(0); |
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i one = _mm_set1_epi16(0xff); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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for (int y = 0; y < h; ++y) { |
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BLEND_SOURCE_OVER_ARGB32_SSE2(dst, src, w, nullVector, half, one, colorMask, alphaMask); |
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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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} else if (const_alpha != 0) { |
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// dest = (s + d * sia) * ca + d * cia |
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// = s * ca + d * (sia * ca + cia) |
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// = s * ca + d * (1 - sa*ca) |
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const_alpha = (const_alpha * 255) >> 8; |
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const __m128i nullVector = _mm_set1_epi32(0); |
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i one = _mm_set1_epi16(0xff); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); |
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for (int y = 0; y < h; ++y) { |
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BLEND_SOURCE_OVER_ARGB32_WITH_CONST_ALPHA_SSE2(dst, src, w, nullVector, half, one, colorMask, constAlphaVector) |
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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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} |
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// qblendfunctions.cpp |
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void qt_blend_rgb32_on_rgb32(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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void qt_blend_rgb32_on_rgb32_sse2(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 quint32 *src = (const quint32 *) srcPixels; |
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quint32 *dst = (quint32 *) destPixels; |
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if (const_alpha != 256) { |
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if (const_alpha != 0) { |
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const __m128i nullVector = _mm_set1_epi32(0); |
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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const_alpha = (const_alpha * 255) >> 8; |
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int one_minus_const_alpha = 255 - const_alpha; |
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const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); |
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const __m128i oneMinusConstAlpha = _mm_set1_epi16(one_minus_const_alpha); |
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for (int y = 0; y < h; ++y) { |
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int x = 0; |
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// First, align dest to 16 bytes: |
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ALIGNMENT_PROLOGUE_16BYTES(dst, x, w) { |
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quint32 s = src[x]; |
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s = BYTE_MUL(s, const_alpha); |
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dst[x] = INTERPOLATE_PIXEL_255(src[x], const_alpha, dst[x], one_minus_const_alpha); |
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} |
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for (; x < w-3; x += 4) { |
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__m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); |
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if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVector, nullVector)) != 0xffff) { |
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const __m128i dstVector = _mm_load_si128((__m128i *)&dst[x]); |
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__m128i result; |
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INTERPOLATE_PIXEL_255_SSE2(result, srcVector, dstVector, constAlphaVector, oneMinusConstAlpha, colorMask, half); |
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_mm_store_si128((__m128i *)&dst[x], result); |
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} |
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} |
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for (; x<w; ++x) { |
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quint32 s = src[x]; |
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s = BYTE_MUL(s, const_alpha); |
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dst[x] = INTERPOLATE_PIXEL_255(src[x], const_alpha, dst[x], one_minus_const_alpha); |
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} |
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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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} else { |
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qt_blend_rgb32_on_rgb32(destPixels, dbpl, srcPixels, sbpl, w, h, const_alpha); |
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} |
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} |
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void QT_FASTCALL comp_func_SourceOver_sse2(uint *destPixels, const uint *srcPixels, int length, uint const_alpha) |
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{ |
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Q_ASSERT(const_alpha < 256); |
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const quint32 *src = (const quint32 *) srcPixels; |
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quint32 *dst = (quint32 *) destPixels; |
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const __m128i nullVector = _mm_set1_epi32(0); |
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i one = _mm_set1_epi16(0xff); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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if (const_alpha == 255) { |
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const __m128i alphaMask = _mm_set1_epi32(0xff000000); |
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BLEND_SOURCE_OVER_ARGB32_SSE2(dst, src, length, nullVector, half, one, colorMask, alphaMask); |
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} else { |
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const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); |
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BLEND_SOURCE_OVER_ARGB32_WITH_CONST_ALPHA_SSE2(dst, src, length, nullVector, half, one, colorMask, constAlphaVector); |
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} |
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} |
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void QT_FASTCALL comp_func_Plus_sse2(uint *dst, const uint *src, int length, uint const_alpha) |
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{ |
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int x = 0; |
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if (const_alpha == 255) { |
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// 1) Prologue: align destination on 16 bytes |
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ALIGNMENT_PROLOGUE_16BYTES(dst, x, length) |
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dst[x] = comp_func_Plus_one_pixel(dst[x], src[x]); |
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// 2) composition with SSE2 |
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for (; x < length - 3; x += 4) { |
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const __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); |
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const __m128i dstVector = _mm_load_si128((__m128i *)&dst[x]); |
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const __m128i result = _mm_adds_epu8(srcVector, dstVector); |
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_mm_store_si128((__m128i *)&dst[x], result); |
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} |
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// 3) Epilogue: |
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for (; x < length; ++x) |
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dst[x] = comp_func_Plus_one_pixel(dst[x], src[x]); |
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} else { |
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const int one_minus_const_alpha = 255 - const_alpha; |
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const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); |
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const __m128i oneMinusConstAlpha = _mm_set1_epi16(one_minus_const_alpha); |
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|
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// 1) Prologue: align destination on 16 bytes |
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ALIGNMENT_PROLOGUE_16BYTES(dst, x, length) |
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dst[x] = comp_func_Plus_one_pixel_const_alpha(dst[x], src[x], const_alpha, one_minus_const_alpha); |
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|
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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// 2) composition with SSE2 |
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for (; x < length - 3; x += 4) { |
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const __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); |
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const __m128i dstVector = _mm_load_si128((__m128i *)&dst[x]); |
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|
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__m128i result = _mm_adds_epu8(srcVector, dstVector); |
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INTERPOLATE_PIXEL_255_SSE2(result, result, dstVector, constAlphaVector, oneMinusConstAlpha, colorMask, half) |
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_mm_store_si128((__m128i *)&dst[x], result); |
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} |
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|
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// 3) Epilogue: |
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for (; x < length; ++x) |
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dst[x] = comp_func_Plus_one_pixel_const_alpha(dst[x], src[x], const_alpha, one_minus_const_alpha); |
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} |
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} |
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void QT_FASTCALL comp_func_Source_sse2(uint *dst, const uint *src, int length, uint const_alpha) |
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{ |
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if (const_alpha == 255) { |
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::memcpy(dst, src, length * sizeof(uint)); |
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} else { |
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const int ialpha = 255 - const_alpha; |
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int x = 0; |
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// 1) prologue, align on 16 bytes |
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ALIGNMENT_PROLOGUE_16BYTES(dst, x, length) |
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dst[x] = INTERPOLATE_PIXEL_255(src[x], const_alpha, dst[x], ialpha); |
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|
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// 2) interpolate pixels with SSE2 |
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); |
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const __m128i oneMinusConstAlpha = _mm_set1_epi16(ialpha); |
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for (; x < length - 3; x += 4) { |
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const __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); |
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__m128i dstVector = _mm_load_si128((__m128i *)&dst[x]); |
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INTERPOLATE_PIXEL_255_SSE2(dstVector, srcVector, dstVector, constAlphaVector, oneMinusConstAlpha, colorMask, half) |
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_mm_store_si128((__m128i *)&dst[x], dstVector); |
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} |
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|
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// 3) Epilogue |
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for (; x < length; ++x) |
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dst[x] = INTERPOLATE_PIXEL_255(src[x], const_alpha, dst[x], ialpha); |
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} |
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} |
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|
0 | 242 |
void qt_memfill32_sse2(quint32 *dest, quint32 value, int count) |
243 |
{ |
|
244 |
if (count < 7) { |
|
245 |
switch (count) { |
|
246 |
case 6: *dest++ = value; |
|
247 |
case 5: *dest++ = value; |
|
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case 4: *dest++ = value; |
|
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case 3: *dest++ = value; |
|
250 |
case 2: *dest++ = value; |
|
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case 1: *dest = value; |
|
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} |
|
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return; |
|
254 |
}; |
|
255 |
||
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const int align = (quintptr)(dest) & 0xf; |
|
257 |
switch (align) { |
|
258 |
case 4: *dest++ = value; --count; |
|
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case 8: *dest++ = value; --count; |
|
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case 12: *dest++ = value; --count; |
|
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} |
|
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||
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int count128 = count / 4; |
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__m128i *dst128 = reinterpret_cast<__m128i*>(dest); |
|
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const __m128i value128 = _mm_set_epi32(value, value, value, value); |
|
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||
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int n = (count128 + 3) / 4; |
|
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switch (count128 & 0x3) { |
|
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case 0: do { _mm_store_si128(dst128++, value128); |
|
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case 3: _mm_store_si128(dst128++, value128); |
|
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case 2: _mm_store_si128(dst128++, value128); |
|
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case 1: _mm_store_si128(dst128++, value128); |
|
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} while (--n > 0); |
|
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} |
|
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||
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const int rest = count & 0x3; |
|
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if (rest) { |
|
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switch (rest) { |
|
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case 3: dest[count - 3] = value; |
|
280 |
case 2: dest[count - 2] = value; |
|
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case 1: dest[count - 1] = value; |
|
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} |
|
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} |
|
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} |
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||
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void QT_FASTCALL comp_func_solid_SourceOver_sse2(uint *destPixels, int length, uint color, uint const_alpha) |
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{ |
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if ((const_alpha & qAlpha(color)) == 255) { |
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qt_memfill32_sse2(destPixels, color, length); |
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} else { |
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if (const_alpha != 255) |
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color = BYTE_MUL(color, const_alpha); |
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|
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const quint32 minusAlphaOfColor = qAlpha(~color); |
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int x = 0; |
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|
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quint32 *dst = (quint32 *) destPixels; |
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const __m128i colorVector = _mm_set1_epi32(color); |
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const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); |
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const __m128i half = _mm_set1_epi16(0x80); |
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const __m128i minusAlphaOfColorVector = _mm_set1_epi16(minusAlphaOfColor); |
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|
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for (; x < length-3; x += 4) { |
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__m128i dstVector = _mm_loadu_si128((__m128i *)&dst[x]); |
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BYTE_MUL_SSE2(dstVector, dstVector, minusAlphaOfColorVector, colorMask, half); |
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dstVector = _mm_add_epi8(colorVector, dstVector); |
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_mm_storeu_si128((__m128i *)&dst[x], dstVector); |
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} |
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for (;x < length; ++x) |
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destPixels[x] = color + BYTE_MUL(destPixels[x], minusAlphaOfColor); |
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} |
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} |
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|
313 |
|
37
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CompositionFunctionSolid qt_functionForModeSolid_onlySSE2[numCompositionFunctions] = { |
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comp_func_solid_SourceOver_sse2, |
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comp_func_solid_DestinationOver, |
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comp_func_solid_Clear, |
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comp_func_solid_Source, |
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comp_func_solid_Destination, |
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comp_func_solid_SourceIn, |
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321 |
comp_func_solid_DestinationIn, |
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322 |
comp_func_solid_SourceOut, |
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comp_func_solid_DestinationOut, |
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comp_func_solid_SourceAtop, |
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comp_func_solid_DestinationAtop, |
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comp_func_solid_XOR, |
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comp_func_solid_Plus, |
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comp_func_solid_Multiply, |
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comp_func_solid_Screen, |
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comp_func_solid_Overlay, |
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comp_func_solid_Darken, |
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comp_func_solid_Lighten, |
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333 |
comp_func_solid_ColorDodge, |
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comp_func_solid_ColorBurn, |
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comp_func_solid_HardLight, |
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comp_func_solid_SoftLight, |
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comp_func_solid_Difference, |
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comp_func_solid_Exclusion, |
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rasterop_solid_SourceOrDestination, |
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rasterop_solid_SourceAndDestination, |
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rasterop_solid_SourceXorDestination, |
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342 |
rasterop_solid_NotSourceAndNotDestination, |
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rasterop_solid_NotSourceOrNotDestination, |
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rasterop_solid_NotSourceXorDestination, |
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rasterop_solid_NotSource, |
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rasterop_solid_NotSourceAndDestination, |
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rasterop_solid_SourceAndNotDestination |
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}; |
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|
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350 |
CompositionFunction qt_functionForMode_onlySSE2[numCompositionFunctions] = { |
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351 |
comp_func_SourceOver_sse2, |
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comp_func_DestinationOver, |
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comp_func_Clear, |
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comp_func_Source_sse2, |
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comp_func_Destination, |
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comp_func_SourceIn, |
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comp_func_DestinationIn, |
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comp_func_SourceOut, |
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comp_func_DestinationOut, |
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comp_func_SourceAtop, |
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comp_func_DestinationAtop, |
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comp_func_XOR, |
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comp_func_Plus_sse2, |
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comp_func_Multiply, |
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comp_func_Screen, |
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comp_func_Overlay, |
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comp_func_Darken, |
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comp_func_Lighten, |
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comp_func_ColorDodge, |
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comp_func_ColorBurn, |
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comp_func_HardLight, |
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comp_func_SoftLight, |
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comp_func_Difference, |
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comp_func_Exclusion, |
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rasterop_SourceOrDestination, |
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rasterop_SourceAndDestination, |
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rasterop_SourceXorDestination, |
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rasterop_NotSourceAndNotDestination, |
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rasterop_NotSource, |
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rasterop_NotSourceAndDestination, |
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rasterop_SourceAndNotDestination |
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}; |
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|
0 | 386 |
void qt_memfill16_sse2(quint16 *dest, quint16 value, int count) |
387 |
{ |
|
388 |
if (count < 3) { |
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389 |
switch (count) { |
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390 |
case 2: *dest++ = value; |
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391 |
case 1: *dest = value; |
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} |
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return; |
|
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} |
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||
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const int align = (quintptr)(dest) & 0x3; |
|
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switch (align) { |
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398 |
case 2: *dest++ = value; --count; |
|
399 |
} |
|
400 |
||
401 |
const quint32 value32 = (value << 16) | value; |
|
402 |
qt_memfill32_sse2(reinterpret_cast<quint32*>(dest), value32, count / 2); |
|
403 |
||
404 |
if (count & 0x1) |
|
405 |
dest[count - 1] = value; |
|
406 |
} |
|
407 |
||
408 |
void qt_bitmapblit32_sse2(QRasterBuffer *rasterBuffer, int x, int y, |
|
409 |
quint32 color, |
|
410 |
const uchar *src, int width, int height, int stride) |
|
411 |
{ |
|
412 |
quint32 *dest = reinterpret_cast<quint32*>(rasterBuffer->scanLine(y)) + x; |
|
413 |
const int destStride = rasterBuffer->bytesPerLine() / sizeof(quint32); |
|
414 |
||
415 |
const __m128i c128 = _mm_set1_epi32(color); |
|
416 |
const __m128i maskmask1 = _mm_set_epi32(0x10101010, 0x20202020, |
|
417 |
0x40404040, 0x80808080); |
|
418 |
const __m128i maskadd1 = _mm_set_epi32(0x70707070, 0x60606060, |
|
419 |
0x40404040, 0x00000000); |
|
420 |
||
421 |
if (width > 4) { |
|
422 |
const __m128i maskmask2 = _mm_set_epi32(0x01010101, 0x02020202, |
|
423 |
0x04040404, 0x08080808); |
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424 |
const __m128i maskadd2 = _mm_set_epi32(0x7f7f7f7f, 0x7e7e7e7e, |
|
425 |
0x7c7c7c7c, 0x78787878); |
|
426 |
while (height--) { |
|
427 |
for (int x = 0; x < width; x += 8) { |
|
428 |
const quint8 s = src[x >> 3]; |
|
429 |
if (!s) |
|
430 |
continue; |
|
431 |
__m128i mask1 = _mm_set1_epi8(s); |
|
432 |
__m128i mask2 = mask1; |
|
433 |
||
434 |
mask1 = _mm_and_si128(mask1, maskmask1); |
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435 |
mask1 = _mm_add_epi8(mask1, maskadd1); |
|
436 |
_mm_maskmoveu_si128(c128, mask1, (char*)(dest + x)); |
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437 |
mask2 = _mm_and_si128(mask2, maskmask2); |
|
438 |
mask2 = _mm_add_epi8(mask2, maskadd2); |
|
439 |
_mm_maskmoveu_si128(c128, mask2, (char*)(dest + x + 4)); |
|
440 |
} |
|
441 |
dest += destStride; |
|
442 |
src += stride; |
|
443 |
} |
|
444 |
} else { |
|
445 |
while (height--) { |
|
446 |
const quint8 s = *src; |
|
447 |
if (s) { |
|
448 |
__m128i mask1 = _mm_set1_epi8(s); |
|
449 |
mask1 = _mm_and_si128(mask1, maskmask1); |
|
450 |
mask1 = _mm_add_epi8(mask1, maskadd1); |
|
451 |
_mm_maskmoveu_si128(c128, mask1, (char*)(dest)); |
|
452 |
} |
|
453 |
dest += destStride; |
|
454 |
src += stride; |
|
455 |
} |
|
456 |
} |
|
457 |
} |
|
458 |
||
459 |
void qt_bitmapblit16_sse2(QRasterBuffer *rasterBuffer, int x, int y, |
|
460 |
quint32 color, |
|
461 |
const uchar *src, int width, int height, int stride) |
|
462 |
{ |
|
463 |
const quint16 c = qt_colorConvert<quint16, quint32>(color, 0); |
|
464 |
quint16 *dest = reinterpret_cast<quint16*>(rasterBuffer->scanLine(y)) + x; |
|
465 |
const int destStride = rasterBuffer->bytesPerLine() / sizeof(quint16); |
|
466 |
||
467 |
const __m128i c128 = _mm_set1_epi16(c); |
|
468 |
#if defined(Q_CC_MSVC) |
|
469 |
# pragma warning(disable: 4309) // truncation of constant value |
|
470 |
#endif |
|
471 |
const __m128i maskmask = _mm_set_epi16(0x0101, 0x0202, 0x0404, 0x0808, |
|
472 |
0x1010, 0x2020, 0x4040, 0x8080); |
|
473 |
const __m128i maskadd = _mm_set_epi16(0x7f7f, 0x7e7e, 0x7c7c, 0x7878, |
|
474 |
0x7070, 0x6060, 0x4040, 0x0000); |
|
475 |
||
476 |
while (height--) { |
|
477 |
for (int x = 0; x < width; x += 8) { |
|
478 |
const quint8 s = src[x >> 3]; |
|
479 |
if (!s) |
|
480 |
continue; |
|
481 |
__m128i mask = _mm_set1_epi8(s); |
|
482 |
mask = _mm_and_si128(mask, maskmask); |
|
483 |
mask = _mm_add_epi8(mask, maskadd); |
|
484 |
_mm_maskmoveu_si128(c128, mask, (char*)(dest + x)); |
|
485 |
} |
|
486 |
dest += destStride; |
|
487 |
src += stride; |
|
488 |
} |
|
489 |
} |
|
490 |
||
491 |
QT_END_NAMESPACE |
|
492 |
||
493 |
#endif // QT_HAVE_SSE2 |