reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 2 | * Copyright 2006 The Android Open Source Project |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3 | * |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #ifndef SkTypes_DEFINED |
| 9 | #define SkTypes_DEFINED |
| 10 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 11 | /** \file SkTypes.h |
| 12 | */ |
| 13 | |
| 14 | // Pre-SkUserConfig.h setup. |
| 15 | |
| 16 | // Allows embedders that want to disable macros that take arguments to just |
| 17 | // define that symbol to be one of these |
| 18 | #define SK_NOTHING_ARG1(arg1) |
| 19 | #define SK_NOTHING_ARG2(arg1, arg2) |
| 20 | #define SK_NOTHING_ARG3(arg1, arg2, arg3) |
| 21 | |
| 22 | #if !defined(SK_BUILD_FOR_ANDROID) && !defined(SK_BUILD_FOR_IOS) && !defined(SK_BUILD_FOR_WIN) && \ |
| 23 | !defined(SK_BUILD_FOR_UNIX) && !defined(SK_BUILD_FOR_MAC) |
| 24 | |
| 25 | #ifdef __APPLE__ |
| 26 | #include "TargetConditionals.h" |
| 27 | #endif |
| 28 | |
| 29 | #if defined(_WIN32) || defined(__SYMBIAN32__) |
| 30 | #define SK_BUILD_FOR_WIN |
| 31 | #elif defined(ANDROID) || defined(__ANDROID__) |
| 32 | #define SK_BUILD_FOR_ANDROID |
| 33 | #elif defined(linux) || defined(__linux) || defined(__FreeBSD__) || \ |
| 34 | defined(__OpenBSD__) || defined(__sun) || defined(__NetBSD__) || \ |
| 35 | defined(__DragonFly__) || defined(__Fuchsia__) || \ |
| 36 | defined(__GLIBC__) || defined(__GNU__) || defined(__unix__) |
| 37 | #define SK_BUILD_FOR_UNIX |
| 38 | #elif TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR |
| 39 | #define SK_BUILD_FOR_IOS |
| 40 | #else |
| 41 | #define SK_BUILD_FOR_MAC |
| 42 | #endif |
| 43 | |
| 44 | #endif |
| 45 | |
| 46 | #if defined(SK_BUILD_FOR_WIN) && !defined(__clang__) |
| 47 | #if !defined(SK_RESTRICT) |
| 48 | #define SK_RESTRICT __restrict |
| 49 | #endif |
| 50 | #if !defined(SK_WARN_UNUSED_RESULT) |
| 51 | #define SK_WARN_UNUSED_RESULT |
| 52 | #endif |
| 53 | #endif |
| 54 | |
| 55 | #if !defined(SK_RESTRICT) |
| 56 | #define SK_RESTRICT __restrict__ |
| 57 | #endif |
| 58 | |
| 59 | #if !defined(SK_WARN_UNUSED_RESULT) |
| 60 | #define SK_WARN_UNUSED_RESULT __attribute__((warn_unused_result)) |
| 61 | #endif |
| 62 | |
| 63 | #if !defined(SK_CPU_BENDIAN) && !defined(SK_CPU_LENDIAN) |
| 64 | #if defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) |
| 65 | #define SK_CPU_BENDIAN |
| 66 | #elif defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) |
| 67 | #define SK_CPU_LENDIAN |
| 68 | #elif defined(__sparc) || defined(__sparc__) || \ |
| 69 | defined(_POWER) || defined(__powerpc__) || \ |
| 70 | defined(__ppc__) || defined(__hppa) || \ |
| 71 | defined(__PPC__) || defined(__PPC64__) || \ |
| 72 | defined(_MIPSEB) || defined(__ARMEB__) || \ |
| 73 | defined(__s390__) || \ |
| 74 | (defined(__sh__) && defined(__BIG_ENDIAN__)) || \ |
| 75 | (defined(__ia64) && defined(__BIG_ENDIAN__)) |
| 76 | #define SK_CPU_BENDIAN |
| 77 | #else |
| 78 | #define SK_CPU_LENDIAN |
| 79 | #endif |
| 80 | #endif |
| 81 | |
| 82 | #if defined(__i386) || defined(_M_IX86) || defined(__x86_64__) || defined(_M_X64) |
| 83 | #define SK_CPU_X86 1 |
| 84 | #endif |
| 85 | |
| 86 | /** |
| 87 | * SK_CPU_SSE_LEVEL |
| 88 | * |
| 89 | * If defined, SK_CPU_SSE_LEVEL should be set to the highest supported level. |
| 90 | * On non-intel CPU this should be undefined. |
| 91 | */ |
| 92 | #define SK_CPU_SSE_LEVEL_SSE1 10 |
| 93 | #define SK_CPU_SSE_LEVEL_SSE2 20 |
| 94 | #define SK_CPU_SSE_LEVEL_SSE3 30 |
| 95 | #define SK_CPU_SSE_LEVEL_SSSE3 31 |
| 96 | #define SK_CPU_SSE_LEVEL_SSE41 41 |
| 97 | #define SK_CPU_SSE_LEVEL_SSE42 42 |
| 98 | #define SK_CPU_SSE_LEVEL_AVX 51 |
| 99 | #define SK_CPU_SSE_LEVEL_AVX2 52 |
Mike Klein | 51d35ed | 2020-04-24 08:16:22 -0500 | [diff] [blame] | 100 | #define SK_CPU_SSE_LEVEL_SKX 60 |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 101 | |
| 102 | // When targetting iOS and using gyp to generate the build files, it is not |
| 103 | // possible to select files to build depending on the architecture (i.e. it |
| 104 | // is not possible to use hand optimized assembly implementation). In that |
| 105 | // configuration SK_BUILD_NO_OPTS is defined. Remove optimisation then. |
| 106 | #ifdef SK_BUILD_NO_OPTS |
| 107 | #define SK_CPU_SSE_LEVEL 0 |
| 108 | #endif |
| 109 | |
| 110 | // Are we in GCC/Clang? |
| 111 | #ifndef SK_CPU_SSE_LEVEL |
| 112 | // These checks must be done in descending order to ensure we set the highest |
| 113 | // available SSE level. |
Mike Klein | 51d35ed | 2020-04-24 08:16:22 -0500 | [diff] [blame] | 114 | #if defined(__AVX512F__) && defined(__AVX512DQ__) && defined(__AVX512CD__) && \ |
| 115 | defined(__AVX512BW__) && defined(__AVX512VL__) |
| 116 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SKX |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 117 | #elif defined(__AVX2__) |
| 118 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX2 |
| 119 | #elif defined(__AVX__) |
| 120 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX |
| 121 | #elif defined(__SSE4_2__) |
| 122 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE42 |
| 123 | #elif defined(__SSE4_1__) |
| 124 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE41 |
| 125 | #elif defined(__SSSE3__) |
| 126 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSSE3 |
| 127 | #elif defined(__SSE3__) |
| 128 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE3 |
| 129 | #elif defined(__SSE2__) |
| 130 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2 |
| 131 | #endif |
| 132 | #endif |
| 133 | |
| 134 | // Are we in VisualStudio? |
| 135 | #ifndef SK_CPU_SSE_LEVEL |
| 136 | // These checks must be done in descending order to ensure we set the highest |
| 137 | // available SSE level. 64-bit intel guarantees at least SSE2 support. |
Mike Klein | 51d35ed | 2020-04-24 08:16:22 -0500 | [diff] [blame] | 138 | #if defined(__AVX512F__) && defined(__AVX512DQ__) && defined(__AVX512CD__) && \ |
| 139 | defined(__AVX512BW__) && defined(__AVX512VL__) |
| 140 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SKX |
| 141 | #elif defined(__AVX2__) |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 142 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX2 |
| 143 | #elif defined(__AVX__) |
| 144 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_AVX |
| 145 | #elif defined(_M_X64) || defined(_M_AMD64) |
| 146 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2 |
| 147 | #elif defined(_M_IX86_FP) |
| 148 | #if _M_IX86_FP >= 2 |
| 149 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE2 |
| 150 | #elif _M_IX86_FP == 1 |
| 151 | #define SK_CPU_SSE_LEVEL SK_CPU_SSE_LEVEL_SSE1 |
| 152 | #endif |
| 153 | #endif |
| 154 | #endif |
| 155 | |
| 156 | // ARM defines |
| 157 | #if defined(__arm__) && (!defined(__APPLE__) || !TARGET_IPHONE_SIMULATOR) |
| 158 | #define SK_CPU_ARM32 |
| 159 | #elif defined(__aarch64__) && !defined(SK_BUILD_NO_OPTS) |
| 160 | #define SK_CPU_ARM64 |
| 161 | #endif |
| 162 | |
| 163 | // All 64-bit ARM chips have NEON. Many 32-bit ARM chips do too. |
| 164 | #if !defined(SK_ARM_HAS_NEON) && !defined(SK_BUILD_NO_OPTS) && defined(__ARM_NEON) |
| 165 | #define SK_ARM_HAS_NEON |
| 166 | #endif |
| 167 | |
Mike Klein | 62a0f15 | 2020-08-25 16:40:25 -0500 | [diff] [blame] | 168 | #if defined(__ARM_FEATURE_CRC32) |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 169 | #define SK_ARM_HAS_CRC32 |
| 170 | #endif |
| 171 | |
| 172 | |
| 173 | // DLL/.so exports. |
| 174 | #if !defined(SKIA_IMPLEMENTATION) |
| 175 | #define SKIA_IMPLEMENTATION 0 |
| 176 | #endif |
| 177 | #if !defined(SK_API) |
| 178 | #if defined(SKIA_DLL) |
| 179 | #if defined(_MSC_VER) |
| 180 | #if SKIA_IMPLEMENTATION |
| 181 | #define SK_API __declspec(dllexport) |
| 182 | #else |
| 183 | #define SK_API __declspec(dllimport) |
| 184 | #endif |
| 185 | #else |
| 186 | #define SK_API __attribute__((visibility("default"))) |
| 187 | #endif |
| 188 | #else |
| 189 | #define SK_API |
| 190 | #endif |
| 191 | #endif |
| 192 | |
| 193 | // SK_SPI is functionally identical to SK_API, but used within src to clarify that it's less stable |
| 194 | #if !defined(SK_SPI) |
| 195 | #define SK_SPI SK_API |
| 196 | #endif |
| 197 | |
bungeman | f20488b | 2015-07-29 11:49:40 -0700 | [diff] [blame] | 198 | // IWYU pragma: begin_exports |
Mike Klein | dbbefa8 | 2019-04-23 11:11:35 -0500 | [diff] [blame] | 199 | #if defined (SK_USER_CONFIG_HEADER) |
| 200 | #include SK_USER_CONFIG_HEADER |
| 201 | #else |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 202 | #include "include/config/SkUserConfig.h" |
Mike Klein | dbbefa8 | 2019-04-23 11:11:35 -0500 | [diff] [blame] | 203 | #endif |
bungeman | f20488b | 2015-07-29 11:49:40 -0700 | [diff] [blame] | 204 | #include <stddef.h> |
bungeman@google.com | fab44db | 2013-10-11 18:50:45 +0000 | [diff] [blame] | 205 | #include <stdint.h> |
bungeman | f20488b | 2015-07-29 11:49:40 -0700 | [diff] [blame] | 206 | // IWYU pragma: end_exports |
| 207 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 208 | // Post SkUserConfig.h checks and such. |
| 209 | #if !defined(SK_DEBUG) && !defined(SK_RELEASE) |
| 210 | #ifdef NDEBUG |
| 211 | #define SK_RELEASE |
| 212 | #else |
| 213 | #define SK_DEBUG |
| 214 | #endif |
| 215 | #endif |
| 216 | |
| 217 | #if defined(SK_DEBUG) && defined(SK_RELEASE) |
| 218 | # error "cannot define both SK_DEBUG and SK_RELEASE" |
| 219 | #elif !defined(SK_DEBUG) && !defined(SK_RELEASE) |
| 220 | # error "must define either SK_DEBUG or SK_RELEASE" |
| 221 | #endif |
| 222 | |
| 223 | #if defined(SK_CPU_LENDIAN) && defined(SK_CPU_BENDIAN) |
| 224 | # error "cannot define both SK_CPU_LENDIAN and SK_CPU_BENDIAN" |
| 225 | #elif !defined(SK_CPU_LENDIAN) && !defined(SK_CPU_BENDIAN) |
| 226 | # error "must define either SK_CPU_LENDIAN or SK_CPU_BENDIAN" |
| 227 | #endif |
| 228 | |
| 229 | #if defined(SK_CPU_BENDIAN) && !defined(I_ACKNOWLEDGE_SKIA_DOES_NOT_SUPPORT_BIG_ENDIAN) |
| 230 | #error "The Skia team is not endian-savvy enough to support big-endian CPUs." |
| 231 | #error "If you still want to use Skia," |
| 232 | #error "please define I_ACKNOWLEDGE_SKIA_DOES_NOT_SUPPORT_BIG_ENDIAN." |
| 233 | #endif |
| 234 | |
| 235 | #if !defined(SK_ATTRIBUTE) |
| 236 | # if defined(__clang__) || defined(__GNUC__) |
| 237 | # define SK_ATTRIBUTE(attr) __attribute__((attr)) |
| 238 | # else |
| 239 | # define SK_ATTRIBUTE(attr) |
| 240 | # endif |
| 241 | #endif |
| 242 | |
| 243 | #if !defined(SK_SUPPORT_GPU) |
| 244 | # define SK_SUPPORT_GPU 1 |
| 245 | #endif |
| 246 | |
Brian Salomon | 17dc63f | 2020-07-30 13:54:53 -0400 | [diff] [blame] | 247 | #if !SK_SUPPORT_GPU |
Brian Salomon | f4ba4ec | 2020-03-19 15:54:28 -0400 | [diff] [blame] | 248 | # undef SK_GL |
| 249 | # undef SK_VULKAN |
| 250 | # undef SK_METAL |
| 251 | # undef SK_DAWN |
| 252 | # undef SK_DIRECT3D |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 253 | #endif |
| 254 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 255 | #if !defined(SkUNREACHABLE) |
| 256 | # if defined(_MSC_VER) && !defined(__clang__) |
Ben Wagner | 0795361 | 2020-06-17 11:24:53 -0400 | [diff] [blame] | 257 | # include <intrin.h> |
| 258 | # define FAST_FAIL_INVALID_ARG 5 |
| 259 | // See https://developercommunity.visualstudio.com/content/problem/1128631/code-flow-doesnt-see-noreturn-with-extern-c.html |
| 260 | // for why this is wrapped. Hopefully removable after msvc++ 19.27 is no longer supported. |
| 261 | [[noreturn]] static inline void sk_fast_fail() { __fastfail(FAST_FAIL_INVALID_ARG); } |
| 262 | # define SkUNREACHABLE sk_fast_fail() |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 263 | # else |
Ben Wagner | 0795361 | 2020-06-17 11:24:53 -0400 | [diff] [blame] | 264 | # define SkUNREACHABLE __builtin_trap() |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 265 | # endif |
| 266 | #endif |
| 267 | |
| 268 | #if defined(SK_BUILD_FOR_GOOGLE3) |
| 269 | void SkDebugfForDumpStackTrace(const char* data, void* unused); |
| 270 | void DumpStackTrace(int skip_count, void w(const char*, void*), void* arg); |
| 271 | # define SK_DUMP_GOOGLE3_STACK() DumpStackTrace(0, SkDebugfForDumpStackTrace, nullptr) |
| 272 | #else |
| 273 | # define SK_DUMP_GOOGLE3_STACK() |
| 274 | #endif |
| 275 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 276 | #ifndef SK_ABORT |
John Stiles | 616da10 | 2020-06-12 14:07:41 -0400 | [diff] [blame] | 277 | # ifdef SK_BUILD_FOR_WIN |
| 278 | // This style lets Visual Studio follow errors back to the source file. |
| 279 | # define SK_DUMP_LINE_FORMAT "%s(%d)" |
| 280 | # else |
| 281 | # define SK_DUMP_LINE_FORMAT "%s:%d" |
| 282 | # endif |
| 283 | # define SK_ABORT(message, ...) \ |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 284 | do { \ |
John Stiles | 616da10 | 2020-06-12 14:07:41 -0400 | [diff] [blame] | 285 | SkDebugf(SK_DUMP_LINE_FORMAT ": fatal error: \"" message "\"\n", \ |
| 286 | __FILE__, __LINE__, ##__VA_ARGS__); \ |
| 287 | SK_DUMP_GOOGLE3_STACK(); \ |
| 288 | sk_abort_no_print(); \ |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 289 | } while (false) |
| 290 | #endif |
| 291 | |
Mike Reed | a04c91e | 2020-02-10 16:51:10 +0000 | [diff] [blame] | 292 | // If SK_R32_SHIFT is set, we'll use that to choose RGBA or BGRA. |
| 293 | // If not, we'll default to RGBA everywhere except BGRA on Windows. |
| 294 | #if defined(SK_R32_SHIFT) |
| 295 | static_assert(SK_R32_SHIFT == 0 || SK_R32_SHIFT == 16, ""); |
| 296 | #elif defined(SK_BUILD_FOR_WIN) |
| 297 | #define SK_R32_SHIFT 16 |
| 298 | #else |
| 299 | #define SK_R32_SHIFT 0 |
| 300 | #endif |
| 301 | |
| 302 | #if defined(SK_B32_SHIFT) |
| 303 | static_assert(SK_B32_SHIFT == (16-SK_R32_SHIFT), ""); |
| 304 | #else |
| 305 | #define SK_B32_SHIFT (16-SK_R32_SHIFT) |
| 306 | #endif |
| 307 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 308 | #define SK_G32_SHIFT 8 |
| 309 | #define SK_A32_SHIFT 24 |
| 310 | |
Mike Reed | a04c91e | 2020-02-10 16:51:10 +0000 | [diff] [blame] | 311 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 312 | /** |
John Stiles | 9f987c3 | 2020-05-27 14:12:26 -0400 | [diff] [blame] | 313 | * SK_PMCOLOR_BYTE_ORDER can be used to query the byte order of SkPMColor at compile time. |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 314 | */ |
| 315 | #ifdef SK_CPU_BENDIAN |
| 316 | # define SK_PMCOLOR_BYTE_ORDER(C0, C1, C2, C3) \ |
| 317 | (SK_ ## C3 ## 32_SHIFT == 0 && \ |
| 318 | SK_ ## C2 ## 32_SHIFT == 8 && \ |
| 319 | SK_ ## C1 ## 32_SHIFT == 16 && \ |
| 320 | SK_ ## C0 ## 32_SHIFT == 24) |
| 321 | #else |
| 322 | # define SK_PMCOLOR_BYTE_ORDER(C0, C1, C2, C3) \ |
| 323 | (SK_ ## C0 ## 32_SHIFT == 0 && \ |
| 324 | SK_ ## C1 ## 32_SHIFT == 8 && \ |
| 325 | SK_ ## C2 ## 32_SHIFT == 16 && \ |
| 326 | SK_ ## C3 ## 32_SHIFT == 24) |
| 327 | #endif |
| 328 | |
| 329 | #if defined SK_DEBUG && defined SK_BUILD_FOR_WIN |
| 330 | #ifdef free |
| 331 | #undef free |
| 332 | #endif |
| 333 | #include <crtdbg.h> |
| 334 | #undef free |
| 335 | #endif |
| 336 | |
| 337 | #if !defined(SK_UNUSED) |
| 338 | # if !defined(__clang__) && defined(_MSC_VER) |
| 339 | # define SK_UNUSED __pragma(warning(suppress:4189)) |
| 340 | # else |
| 341 | # define SK_UNUSED SK_ATTRIBUTE(unused) |
| 342 | # endif |
| 343 | #endif |
| 344 | |
| 345 | /** |
| 346 | * If your judgment is better than the compiler's (i.e. you've profiled it), |
| 347 | * you can use SK_ALWAYS_INLINE to force inlining. E.g. |
| 348 | * inline void someMethod() { ... } // may not be inlined |
| 349 | * SK_ALWAYS_INLINE void someMethod() { ... } // should always be inlined |
| 350 | */ |
| 351 | #if !defined(SK_ALWAYS_INLINE) |
| 352 | # if defined(SK_BUILD_FOR_WIN) |
| 353 | # define SK_ALWAYS_INLINE __forceinline |
| 354 | # else |
| 355 | # define SK_ALWAYS_INLINE SK_ATTRIBUTE(always_inline) inline |
| 356 | # endif |
| 357 | #endif |
| 358 | |
| 359 | /** |
| 360 | * If your judgment is better than the compiler's (i.e. you've profiled it), |
| 361 | * you can use SK_NEVER_INLINE to prevent inlining. |
| 362 | */ |
| 363 | #if !defined(SK_NEVER_INLINE) |
| 364 | # if defined(SK_BUILD_FOR_WIN) |
| 365 | # define SK_NEVER_INLINE __declspec(noinline) |
| 366 | # else |
| 367 | # define SK_NEVER_INLINE SK_ATTRIBUTE(noinline) |
| 368 | # endif |
| 369 | #endif |
| 370 | |
| 371 | #if SK_CPU_SSE_LEVEL >= SK_CPU_SSE_LEVEL_SSE1 |
| 372 | #define SK_PREFETCH(ptr) _mm_prefetch(reinterpret_cast<const char*>(ptr), _MM_HINT_T0) |
| 373 | #elif defined(__GNUC__) |
| 374 | #define SK_PREFETCH(ptr) __builtin_prefetch(ptr) |
| 375 | #else |
| 376 | #define SK_PREFETCH(ptr) |
| 377 | #endif |
| 378 | |
| 379 | #ifndef SK_PRINTF_LIKE |
| 380 | # if defined(__clang__) || defined(__GNUC__) |
| 381 | # define SK_PRINTF_LIKE(A, B) __attribute__((format(printf, (A), (B)))) |
| 382 | # else |
| 383 | # define SK_PRINTF_LIKE(A, B) |
| 384 | # endif |
| 385 | #endif |
| 386 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 387 | #ifndef SK_ALLOW_STATIC_GLOBAL_INITIALIZERS |
| 388 | #define SK_ALLOW_STATIC_GLOBAL_INITIALIZERS 0 |
| 389 | #endif |
| 390 | |
| 391 | #if !defined(SK_GAMMA_EXPONENT) |
| 392 | #define SK_GAMMA_EXPONENT (0.0f) // SRGB |
| 393 | #endif |
| 394 | |
| 395 | #ifndef GR_TEST_UTILS |
| 396 | # define GR_TEST_UTILS 0 |
| 397 | #endif |
| 398 | |
Greg Daniel | 65476e0 | 2020-10-27 09:20:20 -0400 | [diff] [blame] | 399 | #if defined(SK_HISTOGRAM_ENUMERATION) || \ |
| 400 | defined(SK_HISTOGRAM_BOOLEAN) || \ |
Greg Daniel | 771c750 | 2020-10-29 10:24:54 -0400 | [diff] [blame^] | 401 | defined(SK_HISTOGRAM_EXACT_LINEAR) || \ |
| 402 | defined(SK_HISTOGRAM_MEMORY_KB) |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 403 | # define SK_HISTOGRAMS_ENABLED 1 |
| 404 | #else |
| 405 | # define SK_HISTOGRAMS_ENABLED 0 |
| 406 | #endif |
| 407 | |
| 408 | #ifndef SK_HISTOGRAM_BOOLEAN |
Greg Daniel | 65476e0 | 2020-10-27 09:20:20 -0400 | [diff] [blame] | 409 | # define SK_HISTOGRAM_BOOLEAN(name, sample) |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 410 | #endif |
| 411 | |
| 412 | #ifndef SK_HISTOGRAM_ENUMERATION |
Greg Daniel | 65476e0 | 2020-10-27 09:20:20 -0400 | [diff] [blame] | 413 | # define SK_HISTOGRAM_ENUMERATION(name, sample, enum_size) |
| 414 | #endif |
| 415 | |
| 416 | #ifndef SK_HISTOGRAM_EXACT_LINEAR |
Greg Daniel | 771c750 | 2020-10-29 10:24:54 -0400 | [diff] [blame^] | 417 | # define SK_HISTOGRAM_EXACT_LINEAR(name, sample, value_max) |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 418 | #endif |
| 419 | |
Greg Daniel | 771c750 | 2020-10-29 10:24:54 -0400 | [diff] [blame^] | 420 | #ifndef SK_HISTOGRAM_MEMORY_KB |
| 421 | # define SK_HISTOGRAM_MEMORY_KB(name, sample) |
| 422 | #endif |
| 423 | |
| 424 | #define SK_HISTOGRAM_PERCENTAGE(name, percent_as_int) \ |
| 425 | SK_HISTOGRAM_EXACT_LINEAR(name, percent_as_int, 101) |
| 426 | |
Mike Klein | 81d35a7 | 2020-02-05 10:17:57 -0600 | [diff] [blame] | 427 | #ifndef SK_DISABLE_LEGACY_SHADERCONTEXT |
| 428 | #define SK_ENABLE_LEGACY_SHADERCONTEXT |
| 429 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 430 | |
Chinmay Garde | f832c0a | 2020-03-18 14:37:23 -0700 | [diff] [blame] | 431 | #ifdef SK_ENABLE_API_AVAILABLE |
| 432 | #define SK_API_AVAILABLE API_AVAILABLE |
| 433 | #else |
| 434 | #define SK_API_AVAILABLE(...) |
| 435 | #endif |
| 436 | |
Kevin Lubick | 493f89e | 2020-09-14 08:37:35 -0400 | [diff] [blame] | 437 | #if defined(SK_BUILD_FOR_LIBFUZZER) || defined(SK_BUILD_FOR_AFL_FUZZ) |
| 438 | #define SK_BUILD_FOR_FUZZER |
| 439 | #endif |
| 440 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 441 | /** Called internally if we hit an unrecoverable error. |
| 442 | The platform implementation must not return, but should either throw |
| 443 | an exception or otherwise exit. |
| 444 | */ |
Ben Wagner | 1e67f7f | 2020-07-28 10:26:57 -0400 | [diff] [blame] | 445 | [[noreturn]] SK_API extern void sk_abort_no_print(void); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 446 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 447 | #ifndef SkDebugf |
george | c4ade57 | 2014-08-01 12:02:07 -0700 | [diff] [blame] | 448 | SK_API void SkDebugf(const char format[], ...); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 449 | #endif |
Kevin Lubick | 272e8bc | 2020-09-15 10:05:41 -0400 | [diff] [blame] | 450 | #if defined(SK_BUILD_FOR_LIBFUZZER) |
| 451 | SK_API inline void SkDebugf(const char format[], ...) {} |
| 452 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 453 | |
Mike Klein | 37bbfe3 | 2017-09-28 09:47:45 -0400 | [diff] [blame] | 454 | // SkASSERT, SkASSERTF and SkASSERT_RELEASE can be used as stand alone assertion expressions, e.g. |
| 455 | // uint32_t foo(int x) { |
| 456 | // SkASSERT(x > 4); |
| 457 | // return x - 4; |
| 458 | // } |
| 459 | // and are also written to be compatible with constexpr functions: |
| 460 | // constexpr uint32_t foo(int x) { |
| 461 | // return SkASSERT(x > 4), |
| 462 | // x - 4; |
| 463 | // } |
caryclark | d656200 | 2016-07-27 12:02:07 -0700 | [diff] [blame] | 464 | #define SkASSERT_RELEASE(cond) \ |
John Stiles | 616da10 | 2020-06-12 14:07:41 -0400 | [diff] [blame] | 465 | static_cast<void>( (cond) ? (void)0 : []{ SK_ABORT("assert(%s)", #cond); }() ) |
djsollen | f2b340f | 2016-01-29 08:51:04 -0800 | [diff] [blame] | 466 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 467 | #ifdef SK_DEBUG |
Mike Klein | 37bbfe3 | 2017-09-28 09:47:45 -0400 | [diff] [blame] | 468 | #define SkASSERT(cond) SkASSERT_RELEASE(cond) |
| 469 | #define SkASSERTF(cond, fmt, ...) static_cast<void>( (cond) ? (void)0 : [&]{ \ |
| 470 | SkDebugf(fmt"\n", __VA_ARGS__); \ |
John Stiles | 616da10 | 2020-06-12 14:07:41 -0400 | [diff] [blame] | 471 | SK_ABORT("assert(%s)", #cond); \ |
Mike Klein | 37bbfe3 | 2017-09-28 09:47:45 -0400 | [diff] [blame] | 472 | }() ) |
John Stiles | 616da10 | 2020-06-12 14:07:41 -0400 | [diff] [blame] | 473 | #define SkDEBUGFAIL(message) SK_ABORT("%s", message) |
| 474 | #define SkDEBUGFAILF(fmt, ...) SK_ABORT(fmt, ##__VA_ARGS__) |
csmartdalton | ceeaa78 | 2016-08-10 10:07:57 -0700 | [diff] [blame] | 475 | #define SkDEBUGCODE(...) __VA_ARGS__ |
Hal Canary | 2b0e6cd | 2018-07-09 12:43:39 -0400 | [diff] [blame] | 476 | #define SkDEBUGF(...) SkDebugf(__VA_ARGS__) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 477 | #define SkAssertResult(cond) SkASSERT(cond) |
| 478 | #else |
Mike Klein | 37bbfe3 | 2017-09-28 09:47:45 -0400 | [diff] [blame] | 479 | #define SkASSERT(cond) static_cast<void>(0) |
| 480 | #define SkASSERTF(cond, fmt, ...) static_cast<void>(0) |
tomhudson@google.com | 0c00f21 | 2011-12-28 14:59:50 +0000 | [diff] [blame] | 481 | #define SkDEBUGFAIL(message) |
hstern | e6f8ff0 | 2016-08-15 15:26:31 -0700 | [diff] [blame] | 482 | #define SkDEBUGFAILF(fmt, ...) |
csmartdalton | ceeaa78 | 2016-08-10 10:07:57 -0700 | [diff] [blame] | 483 | #define SkDEBUGCODE(...) |
Hal Canary | 2b0e6cd | 2018-07-09 12:43:39 -0400 | [diff] [blame] | 484 | #define SkDEBUGF(...) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 485 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 486 | // unlike SkASSERT, this macro executes its condition in the non-debug build. |
bsalomon | 1b4c01c | 2016-05-09 12:35:17 -0700 | [diff] [blame] | 487 | // The if is present so that this can be used with functions marked SK_WARN_UNUSED_RESULT. |
| 488 | #define SkAssertResult(cond) if (cond) {} do {} while(false) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 489 | #endif |
| 490 | |
Hal Canary | bc718c1 | 2018-06-12 14:16:11 -0400 | [diff] [blame] | 491 | //////////////////////////////////////////////////////////////////////////////// |
| 492 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 493 | /** Fast type for unsigned 8 bits. Use for parameter passing and local |
| 494 | variables, not for storage |
| 495 | */ |
reed@google.com | 37a3133 | 2011-01-25 14:55:42 +0000 | [diff] [blame] | 496 | typedef unsigned U8CPU; |
| 497 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 498 | /** Fast type for unsigned 16 bits. Use for parameter passing and local |
| 499 | variables, not for storage |
| 500 | */ |
reed@google.com | 37a3133 | 2011-01-25 14:55:42 +0000 | [diff] [blame] | 501 | typedef unsigned U16CPU; |
| 502 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 503 | /** @return false or true based on the condition |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 504 | */ |
John Stiles | fe0de30 | 2020-08-14 10:52:06 -0400 | [diff] [blame] | 505 | template <typename T> static constexpr bool SkToBool(const T& x) { |
| 506 | return 0 != x; // NOLINT(modernize-use-nullptr) |
| 507 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 508 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 509 | static constexpr int16_t SK_MaxS16 = INT16_MAX; |
| 510 | static constexpr int16_t SK_MinS16 = -SK_MaxS16; |
| 511 | |
| 512 | static constexpr int32_t SK_MaxS32 = INT32_MAX; |
| 513 | static constexpr int32_t SK_MinS32 = -SK_MaxS32; |
| 514 | static constexpr int32_t SK_NaN32 = INT32_MIN; |
| 515 | |
Ben Wagner | b089765 | 2018-06-15 15:37:57 +0000 | [diff] [blame] | 516 | static constexpr int64_t SK_MaxS64 = INT64_MAX; |
Mike Reed | 3d5a6b5 | 2018-01-31 15:55:47 -0500 | [diff] [blame] | 517 | static constexpr int64_t SK_MinS64 = -SK_MaxS64; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 518 | |
Mike Klein | d9187c0 | 2018-09-07 17:32:47 +0000 | [diff] [blame] | 519 | static inline constexpr int32_t SkLeftShift(int32_t value, int32_t shift) { |
| 520 | return (int32_t) ((uint32_t) value << shift); |
| 521 | } |
| 522 | |
| 523 | static inline constexpr int64_t SkLeftShift(int64_t value, int32_t shift) { |
| 524 | return (int64_t) ((uint64_t) value << shift); |
| 525 | } |
| 526 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 527 | //////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 528 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 529 | /** @return the number of entries in an array (not a pointer) |
| 530 | */ |
mtklein | fc00a7c | 2015-05-07 10:58:44 -0700 | [diff] [blame] | 531 | template <typename T, size_t N> char (&SkArrayCountHelper(T (&array)[N]))[N]; |
caryclark | 95b96d6 | 2015-08-19 10:12:59 -0700 | [diff] [blame] | 532 | #define SK_ARRAY_COUNT(array) (sizeof(SkArrayCountHelper(array))) |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 533 | |
Mike Klein | d9187c0 | 2018-09-07 17:32:47 +0000 | [diff] [blame] | 534 | //////////////////////////////////////////////////////////////////////////////// |
| 535 | |
| 536 | template <typename T> static constexpr T SkAlign2(T x) { return (x + 1) >> 1 << 1; } |
| 537 | template <typename T> static constexpr T SkAlign4(T x) { return (x + 3) >> 2 << 2; } |
| 538 | template <typename T> static constexpr T SkAlign8(T x) { return (x + 7) >> 3 << 3; } |
| 539 | |
| 540 | template <typename T> static constexpr bool SkIsAlign2(T x) { return 0 == (x & 1); } |
| 541 | template <typename T> static constexpr bool SkIsAlign4(T x) { return 0 == (x & 3); } |
| 542 | template <typename T> static constexpr bool SkIsAlign8(T x) { return 0 == (x & 7); } |
| 543 | |
| 544 | template <typename T> static constexpr T SkAlignPtr(T x) { |
| 545 | return sizeof(void*) == 8 ? SkAlign8(x) : SkAlign4(x); |
| 546 | } |
| 547 | template <typename T> static constexpr bool SkIsAlignPtr(T x) { |
| 548 | return sizeof(void*) == 8 ? SkIsAlign8(x) : SkIsAlign4(x); |
| 549 | } |
| 550 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 551 | typedef uint32_t SkFourByteTag; |
Hal Canary | bb9ee9b | 2018-06-12 16:47:47 -0400 | [diff] [blame] | 552 | static inline constexpr SkFourByteTag SkSetFourByteTag(char a, char b, char c, char d) { |
Mike Klein | 89c909e | 2020-06-01 15:50:19 -0500 | [diff] [blame] | 553 | return (((uint32_t)a << 24) | ((uint32_t)b << 16) | ((uint32_t)c << 8) | (uint32_t)d); |
Hal Canary | bc718c1 | 2018-06-12 14:16:11 -0400 | [diff] [blame] | 554 | } |
| 555 | |
| 556 | //////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 557 | |
| 558 | /** 32 bit integer to hold a unicode value |
| 559 | */ |
| 560 | typedef int32_t SkUnichar; |
benjaminwagner | ec4d4d7 | 2016-03-25 12:59:53 -0700 | [diff] [blame] | 561 | |
halcanary | d0e95a5 | 2016-07-25 07:18:12 -0700 | [diff] [blame] | 562 | /** 16 bit unsigned integer to hold a glyph index |
| 563 | */ |
| 564 | typedef uint16_t SkGlyphID; |
| 565 | |
benjaminwagner | ec4d4d7 | 2016-03-25 12:59:53 -0700 | [diff] [blame] | 566 | /** 32 bit value to hold a millisecond duration |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 567 | Note that SK_MSecMax is about 25 days. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 568 | */ |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 569 | typedef uint32_t SkMSec; |
| 570 | |
| 571 | /** Maximum representable milliseconds; 24d 20h 31m 23.647s. |
| 572 | */ |
| 573 | static constexpr SkMSec SK_MSecMax = INT32_MAX; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 574 | |
commit-bot@chromium.org | 2b4e370 | 2014-04-07 18:26:22 +0000 | [diff] [blame] | 575 | /** The generation IDs in Skia reserve 0 has an invalid marker. |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 576 | */ |
| 577 | static constexpr uint32_t SK_InvalidGenID = 0; |
| 578 | |
bsalomon | 1c63bf6 | 2014-07-22 13:09:46 -0700 | [diff] [blame] | 579 | /** The unique IDs in Skia reserve 0 has an invalid marker. |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 580 | */ |
| 581 | static constexpr uint32_t SK_InvalidUniqueID = 0; |
commit-bot@chromium.org | 2b4e370 | 2014-04-07 18:26:22 +0000 | [diff] [blame] | 582 | |
Mike Klein | d9187c0 | 2018-09-07 17:32:47 +0000 | [diff] [blame] | 583 | static inline int32_t SkAbs32(int32_t value) { |
| 584 | SkASSERT(value != SK_NaN32); // The most negative int32_t can't be negated. |
| 585 | if (value < 0) { |
| 586 | value = -value; |
| 587 | } |
| 588 | return value; |
| 589 | } |
| 590 | |
| 591 | template <typename T> static inline T SkTAbs(T value) { |
| 592 | if (value < 0) { |
| 593 | value = -value; |
| 594 | } |
| 595 | return value; |
| 596 | } |
| 597 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 598 | //////////////////////////////////////////////////////////////////////////////// |
bsalomon | 5ec26ae | 2016-02-25 08:33:02 -0800 | [diff] [blame] | 599 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 600 | /** Indicates whether an allocation should count against a cache budget. |
| 601 | */ |
bsalomon | 5ec26ae | 2016-02-25 08:33:02 -0800 | [diff] [blame] | 602 | enum class SkBudgeted : bool { |
| 603 | kNo = false, |
| 604 | kYes = true |
| 605 | }; |
| 606 | |
Hal Canary | c36f7e7 | 2018-06-18 15:50:09 -0400 | [diff] [blame] | 607 | /** Indicates whether a backing store needs to be an exact match or can be |
| 608 | larger than is strictly necessary |
| 609 | */ |
robertphillips | 76948d4 | 2016-05-04 12:47:41 -0700 | [diff] [blame] | 610 | enum class SkBackingFit { |
| 611 | kApprox, |
| 612 | kExact |
| 613 | }; |
| 614 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 615 | #endif |