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#ifndef QDRAWHELPER_MMX_P_H
#define QDRAWHELPER_MMX_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <private/qdrawhelper_p.h>
#include <private/qdrawhelper_x86_p.h>
#include <private/qpaintengine_raster_p.h>
#ifdef QT_HAVE_MMX
#include <mmintrin.h>
#endif
#define C_FF const m64 mmx_0x00ff = _mm_set1_pi16(0xff)
#define C_80 const m64 mmx_0x0080 = _mm_set1_pi16(0x80)
#define C_00 const m64 mmx_0x0000 = _mm_setzero_si64()
#ifdef Q_CC_MSVC
# pragma warning(disable: 4799) // No EMMS at end of function
#endif
typedef __m64 m64;
QT_BEGIN_NAMESPACE
struct QMMXCommonIntrinsics
{
static inline m64 alpha(m64 x) {
x = _mm_unpackhi_pi16(x, x);
x = _mm_unpackhi_pi16(x, x);
return x;
}
static inline m64 _negate(const m64 &x, const m64 &mmx_0x00ff) {
return _mm_xor_si64(x, mmx_0x00ff);
}
static inline m64 add(const m64 &a, const m64 &b) {
return _mm_adds_pu16 (a, b);
}
static inline m64 _byte_mul(const m64 &a, const m64 &b,
const m64 &mmx_0x0080)
{
m64 res = _mm_mullo_pi16(a, b);
res = _mm_adds_pu16(res, mmx_0x0080);
res = _mm_adds_pu16(res, _mm_srli_pi16 (res, 8));
return _mm_srli_pi16(res, 8);
}
static inline m64 interpolate_pixel_256(const m64 &x, const m64 &a,
const m64 &y, const m64 &b)
{
m64 res = _mm_adds_pu16(_mm_mullo_pi16(x, a), _mm_mullo_pi16(y, b));
return _mm_srli_pi16(res, 8);
}
static inline m64 _interpolate_pixel_255(const m64 &x, const m64 &a,
const m64 &y, const m64 &b,
const m64 &mmx_0x0080)
{
m64 res = _mm_adds_pu16(_mm_mullo_pi16(x, a), _mm_mullo_pi16(y, b));
res = _mm_adds_pu16(res, mmx_0x0080);
res = _mm_adds_pu16(res, _mm_srli_pi16 (res, 8));
return _mm_srli_pi16(res, 8);
}
static inline m64 _premul(m64 x, const m64 &mmx_0x0080) {
m64 a = alpha(x);
return _byte_mul(x, a, mmx_0x0080);
}
static inline m64 _load(uint x, const m64 &mmx_0x0000) {
return _mm_unpacklo_pi8(_mm_cvtsi32_si64(x), mmx_0x0000);
}
static inline m64 _load_alpha(uint x, const m64 &) {
x |= (x << 16);
return _mm_set1_pi32(x);
}
static inline uint _store(const m64 &x, const m64 &mmx_0x0000) {
return _mm_cvtsi64_si32(_mm_packs_pu16(x, mmx_0x0000));
}
};
#define negate(x) _negate(x, mmx_0x00ff)
#define byte_mul(a, b) _byte_mul(a, b, mmx_0x0080)
#define interpolate_pixel_255(x, a, y, b) _interpolate_pixel_255(x, a, y, b, mmx_0x0080)
#define premul(x) _premul(x, mmx_0x0080)
#define load(x) _load(x, mmx_0x0000)
#define load_alpha(x) _load_alpha(x, mmx_0x0000)
#define store(x) _store(x, mmx_0x0000)
/*
result = 0
d = d * cia
*/
#define comp_func_Clear_impl(dest, length, const_alpha)\
{\
if (const_alpha == 255) {\
qt_memfill(static_cast<quint32*>(dest), quint32(0), length);\
} else {\
C_FF; C_80; C_00;\
m64 ia = MM::negate(MM::load_alpha(const_alpha));\
for (int i = 0; i < length; ++i) {\
dest[i] = MM::store(MM::byte_mul(MM::load(dest[i]), ia));\
}\
MM::end();\
}\
}
template <class MM>
static void QT_FASTCALL comp_func_solid_Clear(uint *dest, int length, uint, uint const_alpha)
{
comp_func_Clear_impl(dest, length, const_alpha);
}
template <class MM>
static void QT_FASTCALL comp_func_Clear(uint *dest, const uint *, int length, uint const_alpha)
{
comp_func_Clear_impl(dest, length, const_alpha);
}
/*
result = s
dest = s * ca + d * cia
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_Source(uint *dest, int length, uint src, uint const_alpha)
{
if (const_alpha == 255) {
qt_memfill(static_cast<quint32*>(dest), quint32(src), length);
} else {
C_FF; C_80; C_00;
const m64 a = MM::load_alpha(const_alpha);
const m64 ia = MM::negate(a);
const m64 s = MM::byte_mul(MM::load(src), a);
for (int i = 0; i < length; ++i) {
dest[i] = MM::store(MM::add(s, MM::byte_mul(MM::load(dest[i]), ia)));
}
MM::end();
}
}
template <class MM>
static void QT_FASTCALL comp_func_Source(uint *dest, const uint *src, int length, uint const_alpha)
{
if (const_alpha == 255) {
::memcpy(dest, src, length * sizeof(uint));
} else {
C_FF; C_80; C_00;
const m64 a = MM::load_alpha(const_alpha);
const m64 ia = MM::negate(a);
for (int i = 0; i < length; ++i)
dest[i] = MM::store(MM::interpolate_pixel_255(MM::load(src[i]), a,
MM::load(dest[i]), ia));
}
MM::end();
}
/*
result = s + d * sia
dest = (s + d * sia) * ca + d * cia
= s * ca + d * (sia * ca + cia)
= s * ca + d * (1 - sa*ca)
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_SourceOver(uint *dest, int length, uint src, uint const_alpha)
{
if ((const_alpha & qAlpha(src)) == 255) {
qt_memfill(static_cast<quint32*>(dest), quint32(src), length);
} else {
C_FF; C_80; C_00;
m64 s = MM::load(src);
if (const_alpha != 255) {
m64 ca = MM::load_alpha(const_alpha);
s = MM::byte_mul(s, ca);
}
m64 a = MM::negate(MM::alpha(s));
for (int i = 0; i < length; ++i)
dest[i] = MM::store(MM::add(s, MM::byte_mul(MM::load(dest[i]), a)));
MM::end();
}
}
template <class MM>
static void QT_FASTCALL comp_func_SourceOver(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
const uint alphaMaskedSource = 0xff000000 & src[i];
if (alphaMaskedSource == 0)
continue;
if (alphaMaskedSource == 0xff000000) {
dest[i] = src[i];
} else {
m64 s = MM::load(src[i]);
m64 ia = MM::negate(MM::alpha(s));
dest[i] = MM::store(MM::add(s, MM::byte_mul(MM::load(dest[i]), ia)));
}
}
} else {
m64 ca = MM::load_alpha(const_alpha);
for (int i = 0; i < length; ++i) {
if ((0xff000000 & src[i]) == 0)
continue;
m64 s = MM::byte_mul(MM::load(src[i]), ca);
m64 ia = MM::negate(MM::alpha(s));
dest[i] = MM::store(MM::add(s, MM::byte_mul(MM::load(dest[i]), ia)));
}
}
MM::end();
}
/*
result = d + s * dia
dest = (d + s * dia) * ca + d * cia
= d + s * dia * ca
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_DestinationOver(uint *dest, int length, uint src, uint const_alpha)
{
C_FF; C_80; C_00;
m64 s = MM::load(src);
if (const_alpha != 255)
s = MM::byte_mul(s, MM::load_alpha(const_alpha));
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 dia = MM::negate(MM::alpha(d));
dest[i] = MM::store(MM::add(d, MM::byte_mul(s, dia)));
}
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_DestinationOver(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 ia = MM::negate(MM::alpha(d));
dest[i] = MM::store(MM::add(d, MM::byte_mul(MM::load(src[i]), ia)));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 dia = MM::negate(MM::alpha(d));
dia = MM::byte_mul(dia, ca);
dest[i] = MM::store(MM::add(d, MM::byte_mul(MM::load(src[i]), dia)));
}
}
MM::end();
}
/*
result = s * da
dest = s * da * ca + d * cia
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_SourceIn(uint *dest, int length, uint src, uint const_alpha)
{
C_80; C_00;
if (const_alpha == 255) {
m64 s = MM::load(src);
for (int i = 0; i < length; ++i) {
m64 da = MM::alpha(MM::load(dest[i]));
dest[i] = MM::store(MM::byte_mul(s, da));
}
} else {
C_FF;
m64 s = MM::load(src);
m64 ca = MM::load_alpha(const_alpha);
s = MM::byte_mul(s, ca);
m64 cia = MM::negate(ca);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::alpha(d), d, cia));
}
}
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_SourceIn(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 a = MM::alpha(MM::load(dest[i]));
dest[i] = MM::store(MM::byte_mul(MM::load(src[i]), a));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
m64 cia = MM::negate(ca);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 da = MM::byte_mul(MM::alpha(d), ca);
dest[i] = MM::store(MM::interpolate_pixel_255(
MM::load(src[i]), da, d, cia));
}
}
MM::end();
}
/*
result = d * sa
dest = d * sa * ca + d * cia
= d * (sa * ca + cia)
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_DestinationIn(uint *dest, int length, uint src, uint const_alpha)
{
C_80; C_00;
m64 a = MM::alpha(MM::load(src));
if (const_alpha != 255) {
C_FF;
m64 ca = MM::load_alpha(const_alpha);
m64 cia = MM::negate(ca);
a = MM::byte_mul(a, ca);
a = MM::add(a, cia);
}
for (int i = 0; i < length; ++i)
dest[i] = MM::store(MM::byte_mul(MM::load(dest[i]), a));
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_DestinationIn(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 a = MM::alpha(MM::load(src[i]));
dest[i] = MM::store(MM::byte_mul(MM::load(dest[i]), a));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
m64 cia = MM::negate(ca);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 a = MM::alpha(MM::load(src[i]));
a = MM::byte_mul(a, ca);
a = MM::add(a, cia);
dest[i] = MM::store(MM::byte_mul(d, a));
}
}
MM::end();
}
/*
result = s * dia
dest = s * dia * ca + d * cia
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_SourceOut(uint *dest, int length, uint src, uint const_alpha)
{
C_FF; C_80; C_00;
m64 s = MM::load(src);
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 dia = MM::negate(MM::alpha(MM::load(dest[i])));
dest[i] = MM::store(MM::byte_mul(s, dia));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
m64 cia = MM::negate(ca);
s = MM::byte_mul(s, ca);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::negate(MM::alpha(d)), d, cia));
}
}
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_SourceOut(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 ia = MM::negate(MM::alpha(MM::load(dest[i])));
dest[i] = MM::store(MM::byte_mul(MM::load(src[i]), ia));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
m64 cia = MM::negate(ca);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 dia = MM::byte_mul(MM::negate(MM::alpha(d)), ca);
dest[i] = MM::store(MM::interpolate_pixel_255(MM::load(src[i]), dia, d, cia));
}
}
MM::end();
}
/*
result = d * sia
dest = d * sia * ca + d * cia
= d * (sia * ca + cia)
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_DestinationOut(uint *dest, int length, uint src, uint const_alpha)
{
C_FF; C_80; C_00;
m64 a = MM::negate(MM::alpha(MM::load(src)));
if (const_alpha != 255) {
m64 ca = MM::load_alpha(const_alpha);
a = MM::byte_mul(a, ca);
a = MM::add(a, MM::negate(ca));
}
for (int i = 0; i < length; ++i)
dest[i] = MM::store(MM::byte_mul(MM::load(dest[i]), a));
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_DestinationOut(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 a = MM::negate(MM::alpha(MM::load(src[i])));
dest[i] = MM::store(MM::byte_mul(MM::load(dest[i]), a));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
m64 cia = MM::negate(ca);
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
m64 a = MM::negate(MM::alpha(MM::load(src[i])));
a = MM::byte_mul(a, ca);
a = MM::add(a, cia);
dest[i] = MM::store(MM::byte_mul(d, a));
}
}
MM::end();
}
/*
result = s*da + d*sia
dest = s*da*ca + d*sia*ca + d *cia
= s*ca * da + d * (sia*ca + cia)
= s*ca * da + d * (1 - sa*ca)
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_SourceAtop(uint *dest, int length, uint src, uint const_alpha)
{
C_FF; C_80; C_00;
m64 s = MM::load(src);
if (const_alpha != 255) {
m64 ca = MM::load_alpha(const_alpha);
s = MM::byte_mul(s, ca);
}
m64 a = MM::negate(MM::alpha(s));
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::alpha(d), d, a));
}
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_SourceAtop(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 s = MM::load(src[i]);
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::alpha(d), d,
MM::negate(MM::alpha(s))));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
for (int i = 0; i < length; ++i) {
m64 s = MM::load(src[i]);
s = MM::byte_mul(s, ca);
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::alpha(d), d,
MM::negate(MM::alpha(s))));
}
}
MM::end();
}
/*
result = d*sa + s*dia
dest = d*sa*ca + s*dia*ca + d *cia
= s*ca * dia + d * (sa*ca + cia)
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_DestinationAtop(uint *dest, int length, uint src, uint const_alpha)
{
C_FF; C_80; C_00;
m64 s = MM::load(src);
m64 a = MM::alpha(s);
if (const_alpha != 255) {
m64 ca = MM::load_alpha(const_alpha);
s = MM::byte_mul(s, ca);
a = MM::alpha(s);
a = MM::add(a, MM::negate(ca));
}
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::negate(MM::alpha(d)), d, a));
}
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_DestinationAtop(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 s = MM::load(src[i]);
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(d, MM::alpha(s), s,
MM::negate(MM::alpha(d))));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
for (int i = 0; i < length; ++i) {
m64 s = MM::load(src[i]);
s = MM::byte_mul(s, ca);
m64 d = MM::load(dest[i]);
m64 a = MM::alpha(s);
a = MM::add(a, MM::negate(ca));
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::negate(MM::alpha(d)),
d, a));
}
}
MM::end();
}
/*
result = d*sia + s*dia
dest = d*sia*ca + s*dia*ca + d *cia
= s*ca * dia + d * (sia*ca + cia)
= s*ca * dia + d * (1 - sa*ca)
*/
template <class MM>
static void QT_FASTCALL comp_func_solid_XOR(uint *dest, int length, uint src, uint const_alpha)
{
C_FF; C_80; C_00;
m64 s = MM::load(src);
if (const_alpha != 255) {
m64 ca = MM::load_alpha(const_alpha);
s = MM::byte_mul(s, ca);
}
m64 a = MM::negate(MM::alpha(s));
for (int i = 0; i < length; ++i) {
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::negate(MM::alpha(d)),
d, a));
}
MM::end();
}
template <class MM>
static void QT_FASTCALL comp_func_XOR(uint *dest, const uint *src, int length, uint const_alpha)
{
C_FF; C_80; C_00;
if (const_alpha == 255) {
for (int i = 0; i < length; ++i) {
m64 s = MM::load(src[i]);
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::negate(MM::alpha(d)),
d, MM::negate(MM::alpha(s))));
}
} else {
m64 ca = MM::load_alpha(const_alpha);
for (int i = 0; i < length; ++i) {
m64 s = MM::load(src[i]);
s = MM::byte_mul(s, ca);
m64 d = MM::load(dest[i]);
dest[i] = MM::store(MM::interpolate_pixel_255(s, MM::negate(MM::alpha(d)),
d, MM::negate(MM::alpha(s))));
}
}
MM::end();
}
template <class MM>
static void QT_FASTCALL rasterop_solid_SourceOrDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
Q_UNUSED(const_alpha);
if ((quintptr)(dest) & 0x7) {
*dest++ |= color;
--length;
}
const int length64 = length / 2;
if (length64) {
__m64 *dst64 = reinterpret_cast<__m64*>(dest);
const __m64 color64 = _mm_set_pi32(color, color);
int n = (length64 + 3) / 4;
switch (length64 & 0x3) {
case 0: do { *dst64 = _mm_or_si64(*dst64, color64); ++dst64;
case 3: *dst64 = _mm_or_si64(*dst64, color64); ++dst64;
case 2: *dst64 = _mm_or_si64(*dst64, color64); ++dst64;
case 1: *dst64 = _mm_or_si64(*dst64, color64); ++dst64;
} while (--n > 0);
}
}
if (length & 0x1) {
dest[length - 1] |= color;
}
MM::end();
}
template <class MM>
static void QT_FASTCALL rasterop_solid_SourceAndDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
Q_UNUSED(const_alpha);
color |= 0xff000000;
if ((quintptr)(dest) & 0x7) { // align
*dest++ &= color;
--length;
}
const int length64 = length / 2;
if (length64) {
__m64 *dst64 = reinterpret_cast<__m64*>(dest);
const __m64 color64 = _mm_set_pi32(color, color);
int n = (length64 + 3) / 4;
switch (length64 & 0x3) {
case 0: do { *dst64 = _mm_and_si64(*dst64, color64); ++dst64;
case 3: *dst64 = _mm_and_si64(*dst64, color64); ++dst64;
case 2: *dst64 = _mm_and_si64(*dst64, color64); ++dst64;
case 1: *dst64 = _mm_and_si64(*dst64, color64); ++dst64;
} while (--n > 0);
}
}
if (length & 0x1) {
dest[length - 1] &= color;
}
MM::end();
}
template <class MM>
static void QT_FASTCALL rasterop_solid_SourceXorDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
Q_UNUSED(const_alpha);
color &= 0x00ffffff;
if ((quintptr)(dest) & 0x7) {
*dest++ ^= color;
--length;
}
const int length64 = length / 2;
if (length64) {
__m64 *dst64 = reinterpret_cast<__m64*>(dest);
const __m64 color64 = _mm_set_pi32(color, color);
int n = (length64 + 3) / 4;
switch (length64 & 0x3) {
case 0: do { *dst64 = _mm_xor_si64(*dst64, color64); ++dst64;
case 3: *dst64 = _mm_xor_si64(*dst64, color64); ++dst64;
case 2: *dst64 = _mm_xor_si64(*dst64, color64); ++dst64;
case 1: *dst64 = _mm_xor_si64(*dst64, color64); ++dst64;
} while (--n > 0);
}
}
if (length & 0x1) {
dest[length - 1] ^= color;
}
MM::end();
}
template <class MM>
static void QT_FASTCALL rasterop_solid_SourceAndNotDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
Q_UNUSED(const_alpha);
if ((quintptr)(dest) & 0x7) {
*dest = (color & ~(*dest)) | 0xff000000;
++dest;
--length;
}
const int length64 = length / 2;
if (length64) {
__m64 *dst64 = reinterpret_cast<__m64*>(dest);
const __m64 color64 = _mm_set_pi32(color, color);
const m64 mmx_0xff000000 = _mm_set1_pi32(0xff000000);
__m64 tmp1, tmp2, tmp3, tmp4;
int n = (length64 + 3) / 4;
switch (length64 & 0x3) {
case 0: do { tmp1 = _mm_andnot_si64(*dst64, color64);
*dst64++ = _mm_or_si64(tmp1, mmx_0xff000000);
case 3: tmp2 = _mm_andnot_si64(*dst64, color64);
*dst64++ = _mm_or_si64(tmp2, mmx_0xff000000);
case 2: tmp3 = _mm_andnot_si64(*dst64, color64);
*dst64++ = _mm_or_si64(tmp3, mmx_0xff000000);
case 1: tmp4 = _mm_andnot_si64(*dst64, color64);
*dst64++ = _mm_or_si64(tmp4, mmx_0xff000000);
} while (--n > 0);
}
}
if (length & 0x1) {
dest[length - 1] = (color & ~(dest[length - 1])) | 0xff000000;
}
MM::end();
}
template <class MM>
static void QT_FASTCALL rasterop_solid_NotSourceAndNotDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
rasterop_solid_SourceAndNotDestination<MM>(dest, length,
~color, const_alpha);
}
template <class MM>
static void QT_FASTCALL rasterop_solid_NotSourceOrNotDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
Q_UNUSED(const_alpha);
color = ~color | 0xff000000;
while (length--) {
*dest = color | ~(*dest);
++dest;
}
}
template <class MM>
static void QT_FASTCALL rasterop_solid_NotSourceXorDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
rasterop_solid_SourceXorDestination<MM>(dest, length, ~color, const_alpha);
}
template <class MM>
static void QT_FASTCALL rasterop_solid_NotSource(uint *dest, int length,
uint color, uint const_alpha)
{
Q_UNUSED(const_alpha);
qt_memfill((quint32*)dest, ~color | 0xff000000, length);
}
template <class MM>
static void QT_FASTCALL rasterop_solid_NotSourceAndDestination(uint *dest,
int length,
uint color,
uint const_alpha)
{
rasterop_solid_SourceAndDestination<MM>(dest, length,
~color, const_alpha);
}
template <class MM>
static inline void qt_blend_color_argb_x86(int count, const QSpan *spans,
void *userData,
CompositionFunctionSolid *solidFunc)
{
QSpanData *data = reinterpret_cast<QSpanData *>(userData);
if (data->rasterBuffer->compositionMode == QPainter::CompositionMode_Source
|| (data->rasterBuffer->compositionMode == QPainter::CompositionMode_SourceOver
&& qAlpha(data->solid.color) == 255)) {
// inline for performance
C_FF; C_80; C_00;
while (count--) {
uint *target = ((uint *)data->rasterBuffer->scanLine(spans->y)) + spans->x;
if (spans->coverage == 255) {
qt_memfill(static_cast<quint32*>(target), quint32(data->solid.color), spans->len);
} else {
// dest = s * ca + d * (1 - sa*ca) --> dest = s * ca + d * (1-ca)
m64 ca = MM::load_alpha(spans->coverage);
m64 s = MM::byte_mul(MM::load(data->solid.color), ca);
m64 ica = MM::negate(ca);
for (int i = 0; i < spans->len; ++i)
target[i] = MM::store(MM::add(s, MM::byte_mul(MM::load(target[i]), ica)));
}
++spans;
}
MM::end();
return;
}
CompositionFunctionSolid func = solidFunc[data->rasterBuffer->compositionMode];
while (count--) {
uint *target = ((uint *)data->rasterBuffer->scanLine(spans->y)) + spans->x;
func(target, spans->len, data->solid.color, spans->coverage);
++spans;
}
}
#ifdef QT_HAVE_MMX
struct QMMXIntrinsics : public QMMXCommonIntrinsics
{
static inline void end() {
#if !defined(Q_OS_WINCE) || defined(_X86_)
_mm_empty();
#endif
}
};
#endif // QT_HAVE_MMX
QT_END_NAMESPACE
#endif // QDRAWHELPER_MMX_P_H