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qrgba64_p.h
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1// Copyright (C) 2020 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3// Qt-Security score:significant reason:default
4
5#ifndef QRGBA64_P_H
6#define QRGBA64_P_H
7
8//
9// W A R N I N G
10// -------------
11//
12// This file is not part of the Qt API. It exists purely as an
13// implementation detail. This header file may change from version to
14// version without notice, or even be removed.
15//
16// We mean it.
17//
18
19#include "qrgba64.h"
20#include "qdrawhelper_p.h"
21
22#include <QtCore/private/qsimd_p.h>
23#include <QtGui/private/qtguiglobal_p.h>
24
25QT_BEGIN_NAMESPACE
26
27inline QRgba64 combineAlpha256(QRgba64 rgba64, uint alpha256)
28{
29 return QRgba64::fromRgba64(rgba64.red(), rgba64.green(), rgba64.blue(), (rgba64.alpha() * alpha256) >> 8);
30}
31
32#if defined(__SSE2__)
33static inline __m128i Q_DECL_VECTORCALL multiplyAlpha65535(__m128i rgba64, __m128i va)
34{
35 __m128i vs = rgba64;
36 vs = _mm_unpacklo_epi16(_mm_mullo_epi16(vs, va), _mm_mulhi_epu16(vs, va));
37 vs = _mm_add_epi32(vs, _mm_srli_epi32(vs, 16));
38 vs = _mm_add_epi32(vs, _mm_set1_epi32(0x8000));
39 vs = _mm_srai_epi32(vs, 16);
40 vs = _mm_packs_epi32(vs, vs);
41 return vs;
42}
43static inline __m128i Q_DECL_VECTORCALL multiplyAlpha65535(__m128i rgba64, uint alpha65535)
44{
45 const __m128i va = _mm_shufflelo_epi16(_mm_cvtsi32_si128(alpha65535), _MM_SHUFFLE(0, 0, 0, 0));
46 return multiplyAlpha65535(rgba64, va);
47}
48#elif defined(__ARM_NEON__)
49static inline uint16x4_t multiplyAlpha65535(uint16x4_t rgba64, uint16x4_t alpha65535)
50{
51 uint32x4_t vs32 = vmull_u16(rgba64, alpha65535); // vs = vs * alpha
52 vs32 = vsraq_n_u32(vs32, vs32, 16); // vs = vs + (vs >> 16)
53 return vrshrn_n_u32(vs32, 16); // vs = (vs + 0x8000) >> 16
54}
55static inline uint16x4_t multiplyAlpha65535(uint16x4_t rgba64, uint alpha65535)
56{
57 uint32x4_t vs32 = vmull_n_u16(rgba64, alpha65535); // vs = vs * alpha
58 vs32 = vsraq_n_u32(vs32, vs32, 16); // vs = vs + (vs >> 16)
59 return vrshrn_n_u32(vs32, 16); // vs = (vs + 0x8000) >> 16
60}
61#elif defined(__loongarch_sx)
62static inline __m128i Q_DECL_VECTORCALL multiplyAlpha65535(__m128i rgba64, __m128i va)
63{
64 __m128i vs = rgba64;
65 vs = __lsx_vilvl_h(__lsx_vmuh_hu(vs, va), __lsx_vmul_h(vs, va));
66 vs = __lsx_vadd_w(vs, __lsx_vsrli_w(vs, 16));
67 vs = __lsx_vadd_w(vs, __lsx_vreplgr2vr_w(0x8000));
68 vs = __lsx_vsrai_w(vs, 16);
69 vs = __lsx_vpickev_h(__lsx_vsat_w(vs, 15), __lsx_vsat_w(vs, 15));
70 return vs;
71}
72static inline __m128i Q_DECL_VECTORCALL multiplyAlpha65535(__m128i rgba64, uint alpha65535)
73{
74 const __m128i shuffleMask = (__m128i)(v8i16){0, 0, 0, 0, 4, 5, 6, 7};
75 const __m128i va = __lsx_vshuf_h(shuffleMask, __lsx_vldi(0),
76 __lsx_vinsgr2vr_w(__lsx_vldi(0), alpha65535, 0));
77 return multiplyAlpha65535(rgba64, va);
78}
79#endif
80
81static inline QRgba64 multiplyAlpha65535(QRgba64 rgba64, uint alpha65535)
82{
83#if defined(__SSE2__)
84 const __m128i v = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&rgba64));
85 const __m128i vr = multiplyAlpha65535(v, alpha65535);
86 QRgba64 r;
87 _mm_storel_epi64(reinterpret_cast<__m128i *>(&r), vr);
88 return r;
89#elif defined(__ARM_NEON__)
90 const uint16x4_t v = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&rgba64)));
91 const uint16x4_t vr = multiplyAlpha65535(v, alpha65535);
92 QRgba64 r;
93 vst1_u64(reinterpret_cast<uint64_t *>(&r), vreinterpret_u64_u16(vr));
94 return r;
95#elif defined(__loongarch_sx)
96 const __m128i v = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&rgba64), 0);
97 const __m128i vr = multiplyAlpha65535(v, alpha65535);
98 QRgba64 r;
99 __lsx_vstelm_d(vr, reinterpret_cast<__m128i *>(&r), 0, 0);
100 return r;
101#else
102 return QRgba64::fromRgba64(qt_div_65535(rgba64.red() * alpha65535),
103 qt_div_65535(rgba64.green() * alpha65535),
104 qt_div_65535(rgba64.blue() * alpha65535),
105 qt_div_65535(rgba64.alpha() * alpha65535));
106#endif
107}
108
109#if defined(__SSE2__) || defined(__ARM_NEON__) || defined(__loongarch_sx)
110template<typename T>
111static inline T Q_DECL_VECTORCALL multiplyAlpha255(T rgba64, uint alpha255)
112{
113 return multiplyAlpha65535(rgba64, alpha255 * 257);
114}
115#else
116template<typename T>
117static inline T multiplyAlpha255(T rgba64, uint alpha255)
118{
119 return QRgba64::fromRgba64(qt_div_255(rgba64.red() * alpha255),
120 qt_div_255(rgba64.green() * alpha255),
121 qt_div_255(rgba64.blue() * alpha255),
122 qt_div_255(rgba64.alpha() * alpha255));
123}
124#endif
125
126#if defined __SSE2__
127static inline __m128i Q_DECL_VECTORCALL interpolate255(__m128i x, uint alpha1, __m128i y, uint alpha2)
128{
129 return _mm_add_epi16(multiplyAlpha255(x, alpha1), multiplyAlpha255(y, alpha2));
130}
131#endif
132
133#if defined __ARM_NEON__
134inline uint16x4_t interpolate255(uint16x4_t x, uint alpha1, uint16x4_t y, uint alpha2)
135{
136 return vadd_u16(multiplyAlpha255(x, alpha1), multiplyAlpha255(y, alpha2));
137}
138#endif
139
140#if defined __loongarch_sx
141static inline __m128i Q_DECL_VECTORCALL
142interpolate255(__m128i x, uint alpha1, __m128i y, uint alpha2)
143{
144 return __lsx_vadd_h(multiplyAlpha255(x, alpha1), multiplyAlpha255(y, alpha2));
145}
146#endif
147
148static inline QRgba64 interpolate255(QRgba64 x, uint alpha1, QRgba64 y, uint alpha2)
149{
150#if defined(__SSE2__)
151 const __m128i vx = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&x));
152 const __m128i vy = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&y));
153 const __m128i vr = interpolate255(vx, alpha1, vy, alpha2);
154 QRgba64 r;
155 _mm_storel_epi64(reinterpret_cast<__m128i *>(&r), vr);
156 return r;
157#elif defined(__ARM_NEON__)
158 const uint16x4_t vx = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&x)));
159 const uint16x4_t vy = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&y)));
160 const uint16x4_t vr = interpolate255(vx, alpha1, vy, alpha2);
161 QRgba64 r;
162 vst1_u64(reinterpret_cast<uint64_t *>(&r), vreinterpret_u64_u16(vr));
163 return r;
164#elif defined(__loongarch_sx)
165 const __m128i vx = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&x), 0);
166 const __m128i vy = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&y), 0);
167 const __m128i vr = interpolate255(vx, alpha1, vy, alpha2);
168 QRgba64 r;
169 __lsx_vstelm_d(vr, reinterpret_cast<__m128i *>(&r), 0, 0);
170 return r;
171#else
172 return QRgba64::fromRgba64(multiplyAlpha255(x, alpha1) + multiplyAlpha255(y, alpha2));
173#endif
174}
175
176#if defined __SSE2__
177static inline __m128i Q_DECL_VECTORCALL interpolate65535(__m128i x, uint alpha1, __m128i y, uint alpha2)
178{
179 return _mm_add_epi16(multiplyAlpha65535(x, alpha1), multiplyAlpha65535(y, alpha2));
180}
181
182static inline __m128i Q_DECL_VECTORCALL interpolate65535(__m128i x, __m128i alpha1, __m128i y, __m128i alpha2)
183{
184 return _mm_add_epi16(multiplyAlpha65535(x, alpha1), multiplyAlpha65535(y, alpha2));
185}
186#endif
187
188#if defined __ARM_NEON__
189inline uint16x4_t interpolate65535(uint16x4_t x, uint alpha1, uint16x4_t y, uint alpha2)
190{
191 return vadd_u16(multiplyAlpha65535(x, alpha1), multiplyAlpha65535(y, alpha2));
192}
193inline uint16x4_t interpolate65535(uint16x4_t x, uint16x4_t alpha1, uint16x4_t y, uint16x4_t alpha2)
194{
195 return vadd_u16(multiplyAlpha65535(x, alpha1), multiplyAlpha65535(y, alpha2));
196}
197#endif
198
199#if defined __loongarch_sx
200static inline __m128i Q_DECL_VECTORCALL interpolate65535(__m128i x, uint alpha1, __m128i y, uint alpha2)
201{
202 return __lsx_vadd_h(multiplyAlpha65535(x, alpha1), multiplyAlpha65535(y, alpha2));
203}
204
205static inline __m128i Q_DECL_VECTORCALL interpolate65535(__m128i x, __m128i alpha1, __m128i y, __m128i alpha2)
206{
207 return __lsx_vadd_h(multiplyAlpha65535(x, alpha1), multiplyAlpha65535(y, alpha2));
208}
209#endif
210
211static inline QRgba64 interpolate65535(QRgba64 x, uint alpha1, QRgba64 y, uint alpha2)
212{
213#if defined(__SSE2__)
214 const __m128i vx = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&x));
215 const __m128i vy = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&y));
216 const __m128i vr = interpolate65535(vx, alpha1, vy, alpha2);
217 QRgba64 r;
218 _mm_storel_epi64(reinterpret_cast<__m128i *>(&r), vr);
219 return r;
220#elif defined(__ARM_NEON__)
221 const uint16x4_t vx = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&x)));
222 const uint16x4_t vy = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&y)));
223 const uint16x4_t vr = interpolate65535(vx, alpha1, vy, alpha2);
224 QRgba64 r;
225 vst1_u64(reinterpret_cast<uint64_t *>(&r), vreinterpret_u64_u16(vr));
226 return r;
227#elif defined(__loongarch_sx)
228 const __m128i vx = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&x), 0);
229 const __m128i vy = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&y), 0);
230 const __m128i vr = interpolate65535(vx, alpha1, vy, alpha2);
231 QRgba64 r;
232 __lsx_vstelm_d(vr, reinterpret_cast<__m128i *>(&r), 0, 0);
233 return r;
234#else
235 return QRgba64::fromRgba64(multiplyAlpha65535(x, alpha1) + multiplyAlpha65535(y, alpha2));
236#endif
237}
238
239static inline QRgba64 addWithSaturation(QRgba64 a, QRgba64 b)
240{
241#if defined(__SSE2__)
242 const __m128i va = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&a));
243 const __m128i vb = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&b));
244 const __m128i vr = _mm_adds_epu16(va, vb);
245 QRgba64 r;
246 _mm_storel_epi64(reinterpret_cast<__m128i *>(&r), vr);
247 return r;
248#elif defined(__ARM_NEON__)
249 const uint16x4_t va = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&a)));
250 const uint16x4_t vb = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&b)));
251 QRgba64 r;
252 vst1_u64(reinterpret_cast<uint64_t *>(&r), vreinterpret_u64_u16(vqadd_u16(va, vb)));
253 return r;
254#elif defined(__loongarch_sx)
255 const __m128i va = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&a), 0);
256 const __m128i vb = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&b), 0);
257 const __m128i vr = __lsx_vsadd_hu(va, vb);
258 QRgba64 r;
259 __lsx_vstelm_d(vr, reinterpret_cast<__m128i *>(&r), 0, 0);
260 return r;
261#else
262
263 return QRgba64::fromRgba64(qMin(a.red() + b.red(), 65535),
264 qMin(a.green() + b.green(), 65535),
265 qMin(a.blue() + b.blue(), 65535),
266 qMin(a.alpha() + b.alpha(), 65535));
267#endif
268}
269
270#if QT_COMPILER_SUPPORTS_HERE(SSE2)
271QT_FUNCTION_TARGET(SSE2)
272static inline uint Q_DECL_VECTORCALL toArgb32(__m128i v)
273{
274 v = _mm_unpacklo_epi16(v, _mm_setzero_si128());
275 v = _mm_add_epi32(v, _mm_set1_epi32(128));
276 v = _mm_sub_epi32(v, _mm_srli_epi32(v, 8));
277 v = _mm_srli_epi32(v, 8);
278 v = _mm_packs_epi32(v, v);
279 v = _mm_packus_epi16(v, v);
280 return _mm_cvtsi128_si32(v);
281}
282#elif defined __ARM_NEON__
283static inline uint toArgb32(uint16x4_t v)
284{
285 v = vsub_u16(v, vrshr_n_u16(v, 8));
286 v = vrshr_n_u16(v, 8);
287 uint8x8_t v8 = vmovn_u16(vcombine_u16(v, v));
288 return vget_lane_u32(vreinterpret_u32_u8(v8), 0);
289}
290#elif defined __loongarch_sx
291static inline uint Q_DECL_VECTORCALL toArgb32(__m128i v)
292{
293 v = __lsx_vilvl_h(__lsx_vldi(0), v);
294 v = __lsx_vadd_w(v, __lsx_vreplgr2vr_w(128));
295 v = __lsx_vsub_w(v, __lsx_vsrli_w(v, 8));
296 v = __lsx_vsrli_w(v, 8);
297 v = __lsx_vpickev_h(__lsx_vsat_w(v, 15), __lsx_vsat_w(v, 15));
298 __m128i tmp = __lsx_vmaxi_h(v, 0);
299 v = __lsx_vpickev_b(__lsx_vsat_hu(tmp, 7), __lsx_vsat_hu(tmp, 7));
300 return __lsx_vpickve2gr_w(v, 0);
301}
302#endif
303
304static inline uint toArgb32(QRgba64 rgba64)
305{
306#if defined __SSE2__
307 __m128i v = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&rgba64));
308 v = _mm_shufflelo_epi16(v, _MM_SHUFFLE(3, 0, 1, 2));
309 return toArgb32(v);
310#elif defined __ARM_NEON__
311 uint16x4_t v = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&rgba64)));
312#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN
313 const uint8x8_t shuffleMask = qvset_n_u8(4, 5, 2, 3, 0, 1, 6, 7);
314 v = vreinterpret_u16_u8(vtbl1_u8(vreinterpret_u8_u16(v), shuffleMask));
315#else
316 v = vext_u16(v, v, 3);
317#endif
318 return toArgb32(v);
319#elif defined __loongarch_sx
320 __m128i v = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&rgba64), 0);
321 const __m128i shuffleMask = (__m128i)(v8i16){2, 1, 0, 3, 4, 5, 6, 7};
322 v = __lsx_vshuf_h(shuffleMask, __lsx_vldi(0), v);
323 return toArgb32(v);
324#else
325 return rgba64.toArgb32();
326#endif
327}
328
329static inline uint toRgba8888(QRgba64 rgba64)
330{
331#if defined __SSE2__
332 __m128i v = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&rgba64));
333 return toArgb32(v);
334#elif defined __ARM_NEON__
335 uint16x4_t v = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&rgba64)));
336 return toArgb32(v);
337#elif defined __loongarch_sx
338 __m128i v = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&rgba64), 0);
339 return toArgb32(v);
340#else
341 return ARGB2RGBA(toArgb32(rgba64));
342#endif
343}
344
345static inline QRgba64 rgbBlend(QRgba64 d, QRgba64 s, uint rgbAlpha)
346{
347 QRgba64 blend;
348#if defined(__SSE2__)
349 __m128i vd = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&d));
350 __m128i vs = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&s));
351 __m128i va = _mm_cvtsi32_si128(rgbAlpha);
352 va = _mm_unpacklo_epi8(va, va);
353 va = _mm_shufflelo_epi16(va, _MM_SHUFFLE(3, 0, 1, 2));
354 __m128i vb = _mm_xor_si128(_mm_set1_epi16(-1), va);
355
356 vs = _mm_unpacklo_epi16(_mm_mullo_epi16(vs, va), _mm_mulhi_epu16(vs, va));
357 vd = _mm_unpacklo_epi16(_mm_mullo_epi16(vd, vb), _mm_mulhi_epu16(vd, vb));
358 vd = _mm_add_epi32(vd, vs);
359 vd = _mm_add_epi32(vd, _mm_srli_epi32(vd, 16));
360 vd = _mm_add_epi32(vd, _mm_set1_epi32(0x8000));
361 vd = _mm_srai_epi32(vd, 16);
362 vd = _mm_packs_epi32(vd, vd);
363
364 _mm_storel_epi64(reinterpret_cast<__m128i *>(&blend), vd);
365#elif defined(__ARM_NEON__)
366 uint16x4_t vd = vreinterpret_u16_u64(vmov_n_u64(d));
367 uint16x4_t vs = vreinterpret_u16_u64(vmov_n_u64(s));
368 uint8x8_t va8 = vreinterpret_u8_u32(vmov_n_u32(ARGB2RGBA(rgbAlpha)));
369 uint16x4_t va = vreinterpret_u16_u8(vzip_u8(va8, va8).val[0]);
370 uint16x4_t vb = veor_u16(vdup_n_u16(0xffff), va);
371
372 uint32x4_t vs32 = vmull_u16(vs, va);
373 uint32x4_t vd32 = vmull_u16(vd, vb);
374 vd32 = vaddq_u32(vd32, vs32);
375 vd32 = vsraq_n_u32(vd32, vd32, 16);
376 vd = vrshrn_n_u32(vd32, 16);
377 vst1_u64(reinterpret_cast<uint64_t *>(&blend), vreinterpret_u64_u16(vd));
378#elif defined(__loongarch_sx)
379 __m128i vd = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&d), 0);
380 __m128i vs = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&s), 0);
381 __m128i va = __lsx_vinsgr2vr_w(__lsx_vldi(0), rgbAlpha, 0);
382 va = __lsx_vilvl_b(va, va);
383 const __m128i shuffleMask = (__m128i)(v8i16){2, 1, 0, 3, 4, 5, 6, 7};
384 va = __lsx_vshuf_h(shuffleMask, __lsx_vldi(0), va);
385 __m128i vb = __lsx_vxor_v(__lsx_vreplgr2vr_h(-1), va);
386
387 vs = __lsx_vilvl_h(__lsx_vmuh_hu(vs, va), __lsx_vmul_h(vs, va));
388 vd = __lsx_vilvl_h(__lsx_vmuh_hu(vd, vb), __lsx_vmul_h(vd, vb));
389 vd = __lsx_vadd_w(vd, vs);
390 vd = __lsx_vadd_w(vd, __lsx_vsrli_w(vd, 16));
391 vd = __lsx_vadd_w(vd, __lsx_vreplgr2vr_w(0x8000));
392 vd = __lsx_vsrai_w(vd, 16);
393 vd = __lsx_vpickev_h(__lsx_vsat_w(vd, 15), __lsx_vsat_w(vd, 15));
394 __lsx_vstelm_d(vd, reinterpret_cast<__m128i *>(&blend), 0, 0);
395#else
396 const int mr = qRed(rgbAlpha);
397 const int mg = qGreen(rgbAlpha);
398 const int mb = qBlue(rgbAlpha);
399 blend = qRgba64(qt_div_255(s.red() * mr + d.red() * (255 - mr)),
400 qt_div_255(s.green() * mg + d.green() * (255 - mg)),
401 qt_div_255(s.blue() * mb + d.blue() * (255 - mb)),
402 s.alpha());
403#endif
404 return blend;
405}
406
407static inline void blend_pixel(QRgba64 &dst, QRgba64 src)
408{
409 if (src.isOpaque())
410 dst = src;
411 else if (!src.isTransparent()) {
412#if defined(__SSE2__)
413 const __m128i vd = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&dst));
414 const __m128i vs = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&src));
415 const __m128i via = _mm_xor_si128(_mm_set1_epi16(-1), _mm_shufflelo_epi16(vs, _MM_SHUFFLE(3, 3, 3, 3)));
416 const __m128i vr = _mm_add_epi16(vs, multiplyAlpha65535(vd, via));
417 _mm_storel_epi64(reinterpret_cast<__m128i *>(&dst), vr);
418#elif defined(__ARM_NEON__)
419 const uint16x4_t vd = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&dst)));
420 const uint16x4_t vs = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&src)));
421 const uint16x4_t via = veor_u16(vdup_n_u16(0xffff), vdup_lane_u16(vs, 3));
422 const uint16x4_t vr = vadd_u16(vs, multiplyAlpha65535(vd, via));
423 vst1_u64(reinterpret_cast<uint64_t *>(&dst), vreinterpret_u64_u16(vr));
424#elif defined(__loongarch_sx)
425 const __m128i vd = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&dst), 0);
426 const __m128i vs = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&src), 0);
427 const __m128i shuffleMask = (__m128i)(v8i16){3, 3, 3, 3, 4, 5, 6, 7};
428 const __m128i via = __lsx_vxor_v(__lsx_vreplgr2vr_h(-1), __lsx_vshuf_h(shuffleMask, __lsx_vldi(0), vs));
429 const __m128i vr = __lsx_vadd_h(vs, multiplyAlpha65535(vd, via));
430 __lsx_vstelm_d(vr, reinterpret_cast<__m128i *>(&dst), 0, 0);
431#else
432 dst = src + multiplyAlpha65535(dst, 65535 - src.alpha());
433#endif
434 }
435}
436
437static inline void blend_pixel(QRgba64 &dst, QRgba64 src, const int const_alpha)
438{
439 if (const_alpha == 255)
440 return blend_pixel(dst, src);
441 if (!src.isTransparent()) {
442#if defined(__SSE2__)
443 const __m128i vd = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&dst));
444 __m128i vs = _mm_loadl_epi64(reinterpret_cast<const __m128i *>(&src));
445 vs = multiplyAlpha255(vs, const_alpha);
446 const __m128i via = _mm_xor_si128(_mm_set1_epi16(-1), _mm_shufflelo_epi16(vs, _MM_SHUFFLE(3, 3, 3, 3)));
447 const __m128i vr = _mm_add_epi16(vs, multiplyAlpha65535(vd, via));
448 _mm_storel_epi64(reinterpret_cast<__m128i *>(&dst), vr);
449#elif defined(__ARM_NEON__)
450 const uint16x4_t vd = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&dst)));
451 uint16x4_t vs = vreinterpret_u16_u64(vld1_u64(reinterpret_cast<const uint64_t *>(&src)));
452 vs = multiplyAlpha255(vs, const_alpha);
453 const uint16x4_t via = veor_u16(vdup_n_u16(0xffff), vdup_lane_u16(vs, 3));
454 const uint16x4_t vr = vadd_u16(vs, multiplyAlpha65535(vd, via));
455 vst1_u64(reinterpret_cast<uint64_t *>(&dst), vreinterpret_u64_u16(vr));
456#elif defined(__loongarch_sx)
457 const __m128i vd = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&dst), 0);
458 __m128i vs = __lsx_vldrepl_d(reinterpret_cast<const __m128i *>(&src), 0);
459 vs = multiplyAlpha255(vs, const_alpha);
460 const __m128i shuffleMask = (__m128i)(v8i16){3, 3, 3, 3, 4, 5, 6, 7};
461 const __m128i via = __lsx_vxor_v(__lsx_vreplgr2vr_h(-1), __lsx_vshuf_h(shuffleMask, __lsx_vldi(0), vs));
462 const __m128i vr = __lsx_vadd_h(vs, multiplyAlpha65535(vd, via));
463 __lsx_vstelm_d(vr, reinterpret_cast<__m128i *>(&dst), 0, 0);
464#else
465 src = multiplyAlpha255(src, const_alpha);
466 dst = src + multiplyAlpha65535(dst, 65535 - src.alpha());
467#endif
468 }
469}
470
471QT_END_NAMESPACE
472
473#endif // QRGBA64_P_H
QT_BEGIN_NAMESPACE
Combined button and popup list for selecting options.
Definition qrandomaccessasyncfile_darwin.mm:17
comp_func_solid_ColorBurn_impl
static void comp_func_solid_ColorBurn_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:2825
OP
#define OP(a, b)
comp_func_solid_ColorDodge_impl
static void comp_func_solid_ColorDodge_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:2584
qt_functionForModeFP_C
CompositionFunctionFP qt_functionForModeFP_C[]
Definition qcompositionfunctions.cpp:4409
comp_func_solid_Darken_impl
static void comp_func_solid_Darken_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:2155
qt_functionForMode_C
CompositionFunction qt_functionForMode_C[]
Definition qcompositionfunctions.cpp:4329
comp_func_solid_SourceOut_template
static void comp_func_solid_SourceOut_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:1003
comp_func_solid_Screen_impl
static void comp_func_solid_Screen_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:1737
comp_func_solid_SoftLight_impl
static void comp_func_solid_SoftLight_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:3290
comp_func_Difference_impl
static void comp_func_Difference_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:3626
comp_func_Plus_template
static void comp_func_Plus_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:1469
hardlight_op
static uint hardlight_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:3048
comp_func_solid_XOR_template
static void comp_func_solid_XOR_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:1305
comp_func_Clear_template
static void comp_func_Clear_template(typename Ops::Type *dest, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:547
comp_func_SourceAtop_template
static void comp_func_SourceAtop_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:1167
comp_func_Multiply_impl
static void comp_func_Multiply_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:1642
comp_func_DestinationIn_template
static void comp_func_DestinationIn_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:945
comp_func_solid_Source_template
static void comp_func_solid_Source_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:598
color_dodge_op
static int color_dodge_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:2568
comp_func_solid_HardLight_impl
static void comp_func_solid_HardLight_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:3059
comp_func_solid_Overlay_impl
static void comp_func_solid_Overlay_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:1940
overlay_op
static int overlay_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:1930
comp_func_DestinationOver_template
static void comp_func_DestinationOver_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:793
comp_func_solid_SourceIn_template
static void comp_func_solid_SourceIn_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:852
comp_func_solid_Plus_template
static void comp_func_solid_Plus_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:1449
comp_func_solid_SourceOver_template
static void comp_func_solid_SourceOver_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:698
Argb32Operations
Argb32OperationsC Argb32Operations
Definition qcompositionfunctions.cpp:87
comp_func_solid_Difference_impl
static void comp_func_solid_Difference_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:3519
multiply_op
static int multiply_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:1528
comp_func_DestinationAtop_template
static void comp_func_DestinationAtop_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:1243
soft_light_op
static int soft_light_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:3274
comp_func_ColorBurn_impl
static void comp_func_ColorBurn_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:2952
comp_func_solid_DestinationOver_template
static void comp_func_solid_DestinationOver_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:780
comp_func_Source_template
static void comp_func_Source_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:613
comp_func_HardLight_impl
static void comp_func_HardLight_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:3176
mix_alpha
static int mix_alpha(int da, int sa)
Definition qcompositionfunctions.cpp:1425
comp_func_solid_DestinationOut_template
static void comp_func_solid_DestinationOut_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:1080
comp_func_SourceOver_template
static void comp_func_SourceOver_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:715
difference_op
static int difference_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:3513
comp_func_solid_SourceAtop_template
static void comp_func_solid_SourceAtop_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:1154
color_burn_op
static int color_burn_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:2809
comp_func_SourceOut_template
static void comp_func_SourceOut_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:1020
qt_functionForModeSolidFP_C
CompositionFunctionSolidFP qt_functionForModeSolidFP_C[]
Definition qcompositionfunctions.cpp:4293
comp_func_Overlay_impl
static void comp_func_Overlay_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:2055
comp_func_Lighten_impl
static void comp_func_Lighten_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:2470
comp_func_solid_DestinationIn_template
static void comp_func_solid_DestinationIn_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:931
comp_func_Darken_impl
static void comp_func_Darken_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:2262
lighten_op
static int lighten_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:2356
comp_func_Screen_impl
static void comp_func_Screen_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:1834
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static void comp_func_solid_DestinationAtop_template(typename Ops::Type *dest, int length, typename Ops::Type color, uint const_alpha)
Definition qcompositionfunctions.cpp:1226
qt_functionForMode64_C
CompositionFunction64 qt_functionForMode64_C[]
Definition qcompositionfunctions.cpp:4372
qt_functionForModeSolid_C
CompositionFunctionSolid qt_functionForModeSolid_C[]
Definition qcompositionfunctions.cpp:4213
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static void comp_func_ColorDodge_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:2711
comp_func_solid_Multiply_impl
static void comp_func_solid_Multiply_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:1534
comp_func_DestinationOut_template
static void comp_func_DestinationOut_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:1094
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static void comp_func_Exclusion_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:3817
comp_func_SoftLight_impl
static void comp_func_SoftLight_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
Definition qcompositionfunctions.cpp:3419
comp_func_XOR_template
static void comp_func_XOR_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:1319
comp_func_solid_Lighten_impl
static void comp_func_solid_Lighten_impl(uint *dest, int length, uint color, const T &coverage)
Definition qcompositionfunctions.cpp:2362
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static int darken_op(int dst, int src, int da, int sa)
Definition qcompositionfunctions.cpp:2149
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CompositionFunctionSolid64 qt_functionForModeSolid64_C[]
Definition qcompositionfunctions.cpp:4256
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static void comp_func_SourceIn_template(typename Ops::Type *Q_DECL_RESTRICT dest, const typename Ops::Type *Q_DECL_RESTRICT src, int length, uint const_alpha)
Definition qcompositionfunctions.cpp:870
fetch1Pixel< QPixelLayout::BPP1LSB >
uint QT_FASTCALL fetch1Pixel< QPixelLayout::BPP1LSB >(const uchar *src, int index)
Definition qdrawhelper.cpp:59
Q_DECL_RESTRICT
#define Q_DECL_RESTRICT
Definition qdrawhelper_p.h:49
qt_div_255
static constexpr int qt_div_255(int x)
Definition qdrawhelper_p.h:886
Q_DECL_VECTORCALL
#define Q_DECL_VECTORCALL
Definition qdrawhelper_p.h:50
multiplyAlpha65535
static QRgba64 multiplyAlpha65535(QRgba64 rgba64, uint alpha65535)
Definition qrgba64_p.h:81
combineAlpha256
QT_BEGIN_NAMESPACE QRgba64 combineAlpha256(QRgba64 rgba64, uint alpha256)
Definition qrgba64_p.h:27
toArgb32
static uint toArgb32(QRgba64 rgba64)
Definition qrgba64_p.h:304
interpolate65535
static QRgba64 interpolate65535(QRgba64 x, uint alpha1, QRgba64 y, uint alpha2)
Definition qrgba64_p.h:211
interpolate255
static QRgba64 interpolate255(QRgba64 x, uint alpha1, QRgba64 y, uint alpha2)
Definition qrgba64_p.h:148
blend_pixel
static void blend_pixel(QRgba64 &dst, QRgba64 src, const int const_alpha)
Definition qrgba64_p.h:437
addWithSaturation
static QRgba64 addWithSaturation(QRgba64 a, QRgba64 b)
Definition qrgba64_p.h:239
blend_pixel
static void blend_pixel(QRgba64 &dst, QRgba64 src)
Definition qrgba64_p.h:407
toRgba8888
static uint toRgba8888(QRgba64 rgba64)
Definition qrgba64_p.h:329
rgbBlend
static QRgba64 rgbBlend(QRgba64 d, QRgba64 s, uint rgbAlpha)
Definition qrgba64_p.h:345
Argb32OperationsC::add
static OptimalType add(OptimalType a, OptimalType b)
Definition qcompositionfunctions.cpp:59
Argb32OperationsC::interpolate
static OptimalType interpolate(OptimalType x, OptimalScalar a1, OptimalType y, OptimalScalar a2)
Definition qcompositionfunctions.cpp:81
Argb32OperationsC::scalarFrom8bit
static Scalar scalarFrom8bit(uint8_t a)
Definition qcompositionfunctions.cpp:46
Argb32OperationsC::isTransparent
static bool isTransparent(Type val)
Definition qcompositionfunctions.cpp:44
Argb32OperationsC::memfill
static void memfill(Type *ptr, Type value, qsizetype len)
Definition qcompositionfunctions.cpp:48
Argb32OperationsC::store
static void store(Type *ptr, OptimalType value)
Definition qcompositionfunctions.cpp:57
Argb32OperationsC::memcpy
static void memcpy(Type *Q_DECL_RESTRICT dest, const Type *Q_DECL_RESTRICT src, qsizetype len)
Definition qcompositionfunctions.cpp:50
Argb32OperationsC::invAlpha
static OptimalScalar invAlpha(OptimalScalar c)
Definition qcompositionfunctions.cpp:67
Argb32OperationsC::convert
static OptimalType convert(const Type &val)
Definition qcompositionfunctions.cpp:55
Argb32OperationsC::plus
static OptimalType plus(OptimalType a, OptimalType b)
Definition qcompositionfunctions.cpp:63
Argb32OperationsC::interpolate8bit
static OptimalType interpolate8bit(OptimalType x, uint8_t a1, OptimalType y, uint8_t a2)
Definition qcompositionfunctions.cpp:75
Argb32OperationsC::scalar
static OptimalScalar scalar(Scalar v)
Definition qcompositionfunctions.cpp:71
Argb32OperationsC::multiplyAlpha8bit
static OptimalType multiplyAlpha8bit(OptimalType val, uint8_t a)
Definition qcompositionfunctions.cpp:73
Argb32OperationsC::load
static OptimalType load(const Type *ptr)
Definition qcompositionfunctions.cpp:53
Argb32OperationsC::multiplyAlpha
static OptimalType multiplyAlpha(OptimalType val, OptimalScalar a)
Definition qcompositionfunctions.cpp:77
Argb32OperationsC::alpha
static OptimalScalar alpha(OptimalType val)
Definition qcompositionfunctions.cpp:65
Argb32OperationsC::isOpaque
static bool isOpaque(Type val)
Definition qcompositionfunctions.cpp:42
QFullCoverage::store
void store(uint *dest, const uint src) const
Definition qcompositionfunctions.cpp:1373
QPartialCoverage::store_template
void store_template(typename Op::Type *dest, const typename Op::Type src) const
Definition qcompositionfunctions.cpp:1399
QPartialCoverage::store
void store(uint *dest, const uint src) const
Definition qcompositionfunctions.cpp:1403
QPartialCoverage::QPartialCoverage
QPartialCoverage(uint const_alpha)
Definition qcompositionfunctions.cpp:1392
Rgba64OperationsBase::isOpaque
static bool isOpaque(Type val)
Definition qcompositionfunctions.cpp:96
Rgba64OperationsBase::memcpy
static void memcpy(Type *Q_DECL_RESTRICT dest, const Type *Q_DECL_RESTRICT src, qsizetype len)
Definition qcompositionfunctions.cpp:105
Rgba64OperationsBase::memfill
static void memfill(Type *ptr, Type value, qsizetype len)
Definition qcompositionfunctions.cpp:103
Rgba64OperationsBase::scalarFrom8bit
static Scalar scalarFrom8bit(uint8_t a)
Definition qcompositionfunctions.cpp:100
Rgba64OperationsBase::isTransparent
static bool isTransparent(Type val)
Definition qcompositionfunctions.cpp:98