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Diffstat (limited to 'gfx/skia/skia/include/core/SkTypes.h')
| -rw-r--r-- | gfx/skia/skia/include/core/SkTypes.h | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/gfx/skia/skia/include/core/SkTypes.h b/gfx/skia/skia/include/core/SkTypes.h new file mode 100644 index 0000000000..5530cc4463 --- /dev/null +++ b/gfx/skia/skia/include/core/SkTypes.h @@ -0,0 +1,197 @@ +/* + * Copyright 2006 The Android Open Source Project + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef SkTypes_DEFINED +#define SkTypes_DEFINED + +// All of these files should be independent of things users can set via the user config file. +// They should also be able to be included in any order. +// IWYU pragma: begin_exports +#include "include/private/base/SkFeatures.h" + +// Load and verify defines from the user config file. +#include "include/private/base/SkLoadUserConfig.h" + +// Any includes or defines below can be configured by the user config file. +#include "include/private/base/SkAPI.h" +#include "include/private/base/SkAssert.h" +#include "include/private/base/SkAttributes.h" +#include "include/private/base/SkDebug.h" +// IWYU pragma: end_exports + +#include <climits> +#include <cstdint> + +#if defined(SK_GANESH) || defined(SK_GRAPHITE) +# if !defined(SK_ENABLE_SKSL) +# define SK_ENABLE_SKSL +# endif +#else +# undef SK_GL +# undef SK_VULKAN +# undef SK_METAL +# undef SK_DAWN +# undef SK_DIRECT3D +#endif + +// If SK_R32_SHIFT is set, we'll use that to choose RGBA or BGRA. +// If not, we'll default to RGBA everywhere except BGRA on Windows. +#if defined(SK_R32_SHIFT) + static_assert(SK_R32_SHIFT == 0 || SK_R32_SHIFT == 16, ""); +#elif defined(SK_BUILD_FOR_WIN) + #define SK_R32_SHIFT 16 +#else + #define SK_R32_SHIFT 0 +#endif + +#if defined(SK_B32_SHIFT) + static_assert(SK_B32_SHIFT == (16-SK_R32_SHIFT), ""); +#else + #define SK_B32_SHIFT (16-SK_R32_SHIFT) +#endif + +#define SK_G32_SHIFT 8 +#define SK_A32_SHIFT 24 + +/** + * SK_PMCOLOR_BYTE_ORDER can be used to query the byte order of SkPMColor at compile time. + */ +#ifdef SK_CPU_BENDIAN +# define SK_PMCOLOR_BYTE_ORDER(C0, C1, C2, C3) \ + (SK_ ## C3 ## 32_SHIFT == 0 && \ + SK_ ## C2 ## 32_SHIFT == 8 && \ + SK_ ## C1 ## 32_SHIFT == 16 && \ + SK_ ## C0 ## 32_SHIFT == 24) +#else +# define SK_PMCOLOR_BYTE_ORDER(C0, C1, C2, C3) \ + (SK_ ## C0 ## 32_SHIFT == 0 && \ + SK_ ## C1 ## 32_SHIFT == 8 && \ + SK_ ## C2 ## 32_SHIFT == 16 && \ + SK_ ## C3 ## 32_SHIFT == 24) +#endif + +#if defined SK_DEBUG && defined SK_BUILD_FOR_WIN + #ifdef free + #undef free + #endif + #include <crtdbg.h> + #undef free +#endif + +#ifndef SK_ALLOW_STATIC_GLOBAL_INITIALIZERS + #define SK_ALLOW_STATIC_GLOBAL_INITIALIZERS 0 +#endif + +#if !defined(SK_GAMMA_EXPONENT) + #define SK_GAMMA_EXPONENT (0.0f) // SRGB +#endif + +#ifndef GR_TEST_UTILS +# define GR_TEST_UTILS 0 +#endif + + +#if defined(SK_HISTOGRAM_ENUMERATION) || \ + defined(SK_HISTOGRAM_BOOLEAN) || \ + defined(SK_HISTOGRAM_EXACT_LINEAR) || \ + defined(SK_HISTOGRAM_MEMORY_KB) +# define SK_HISTOGRAMS_ENABLED 1 +#else +# define SK_HISTOGRAMS_ENABLED 0 +#endif + +#ifndef SK_HISTOGRAM_BOOLEAN +# define SK_HISTOGRAM_BOOLEAN(name, sample) +#endif + +#ifndef SK_HISTOGRAM_ENUMERATION +# define SK_HISTOGRAM_ENUMERATION(name, sample, enum_size) +#endif + +#ifndef SK_HISTOGRAM_EXACT_LINEAR +# define SK_HISTOGRAM_EXACT_LINEAR(name, sample, value_max) +#endif + +#ifndef SK_HISTOGRAM_MEMORY_KB +# define SK_HISTOGRAM_MEMORY_KB(name, sample) +#endif + +#define SK_HISTOGRAM_PERCENTAGE(name, percent_as_int) \ + SK_HISTOGRAM_EXACT_LINEAR(name, percent_as_int, 101) + +// The top-level define SK_ENABLE_OPTIMIZE_SIZE can be used to remove several large features at once +#if defined(SK_ENABLE_OPTIMIZE_SIZE) +# define SK_FORCE_RASTER_PIPELINE_BLITTER +# define SK_DISABLE_SDF_TEXT +#endif + +#ifndef SK_DISABLE_LEGACY_SHADERCONTEXT +# define SK_ENABLE_LEGACY_SHADERCONTEXT +#endif + +#if defined(SK_BUILD_FOR_LIBFUZZER) || defined(SK_BUILD_FOR_AFL_FUZZ) +#if !defined(SK_BUILD_FOR_FUZZER) + #define SK_BUILD_FOR_FUZZER +#endif +#endif + +/** + * Gr defines are set to 0 or 1, rather than being undefined or defined + */ + +#if !defined(GR_CACHE_STATS) + #if defined(SK_DEBUG) || defined(SK_DUMP_STATS) + #define GR_CACHE_STATS 1 + #else + #define GR_CACHE_STATS 0 + #endif +#endif + +#if !defined(GR_GPU_STATS) + #if defined(SK_DEBUG) || defined(SK_DUMP_STATS) || GR_TEST_UTILS + #define GR_GPU_STATS 1 + #else + #define GR_GPU_STATS 0 + #endif +#endif + +//////////////////////////////////////////////////////////////////////////////// + +typedef uint32_t SkFourByteTag; +static inline constexpr SkFourByteTag SkSetFourByteTag(char a, char b, char c, char d) { + return (((uint32_t)a << 24) | ((uint32_t)b << 16) | ((uint32_t)c << 8) | (uint32_t)d); +} + +//////////////////////////////////////////////////////////////////////////////// + +/** 32 bit integer to hold a unicode value +*/ +typedef int32_t SkUnichar; + +/** 16 bit unsigned integer to hold a glyph index +*/ +typedef uint16_t SkGlyphID; + +/** 32 bit value to hold a millisecond duration + Note that SK_MSecMax is about 25 days. +*/ +typedef uint32_t SkMSec; + +/** Maximum representable milliseconds; 24d 20h 31m 23.647s. +*/ +static constexpr SkMSec SK_MSecMax = INT32_MAX; + +/** The generation IDs in Skia reserve 0 has an invalid marker. +*/ +static constexpr uint32_t SK_InvalidGenID = 0; + +/** The unique IDs in Skia reserve 0 has an invalid marker. +*/ +static constexpr uint32_t SK_InvalidUniqueID = 0; + + +#endif |