diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/include/core/SkPostConfig.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gfx/skia/trunk/include/core/SkPostConfig.h Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,394 @@ +/* + * 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 SkPostConfig_DEFINED +#define SkPostConfig_DEFINED + +#if defined(SK_BUILD_FOR_WIN32) || defined(SK_BUILD_FOR_WINCE) +# define SK_BUILD_FOR_WIN +#endif + +#if defined(SK_DEBUG) && defined(SK_RELEASE) +# error "cannot define both SK_DEBUG and SK_RELEASE" +#elif !defined(SK_DEBUG) && !defined(SK_RELEASE) +# error "must define either SK_DEBUG or SK_RELEASE" +#endif + +#if defined(SK_SUPPORT_UNITTEST) && !defined(SK_DEBUG) +# error "can't have unittests without debug" +#endif + +/** + * Matrix calculations may be float or double. + * The default is double, as that is faster given our impl uses doubles + * for intermediate calculations. + */ +#if defined(SK_MSCALAR_IS_DOUBLE) && defined(SK_MSCALAR_IS_FLOAT) +# error "cannot define both SK_MSCALAR_IS_DOUBLE and SK_MSCALAR_IS_FLOAT" +#elif !defined(SK_MSCALAR_IS_DOUBLE) && !defined(SK_MSCALAR_IS_FLOAT) +# define SK_MSCALAR_IS_DOUBLE +#endif + +#if defined(SK_CPU_LENDIAN) && defined(SK_CPU_BENDIAN) +# error "cannot define both SK_CPU_LENDIAN and SK_CPU_BENDIAN" +#elif !defined(SK_CPU_LENDIAN) && !defined(SK_CPU_BENDIAN) +# error "must define either SK_CPU_LENDIAN or SK_CPU_BENDIAN" +#endif + +/** + * Ensure the port has defined all of SK_X32_SHIFT, or none of them. + */ +#ifdef SK_A32_SHIFT +# if !defined(SK_R32_SHIFT) || !defined(SK_G32_SHIFT) || !defined(SK_B32_SHIFT) +# error "all or none of the 32bit SHIFT amounts must be defined" +# endif +#else +# if defined(SK_R32_SHIFT) || defined(SK_G32_SHIFT) || defined(SK_B32_SHIFT) +# error "all or none of the 32bit SHIFT amounts must be defined" +# endif +#endif + +#if !defined(SK_HAS_COMPILER_FEATURE) +# if defined(__has_feature) +# define SK_HAS_COMPILER_FEATURE(x) __has_feature(x) +# else +# define SK_HAS_COMPILER_FEATURE(x) 0 +# endif +#endif + +#if !defined(SK_ATTRIBUTE) +# if defined(__clang__) || defined(__GNUC__) +# define SK_ATTRIBUTE(attr) __attribute__((attr)) +# else +# define SK_ATTRIBUTE(attr) +# endif +#endif + +#if !defined(SK_SUPPORT_GPU) +# define SK_SUPPORT_GPU 1 +#endif + +/** + * The clang static analyzer likes to know that when the program is not + * expected to continue (crash, assertion failure, etc). It will notice that + * some combination of parameters lead to a function call that does not return. + * It can then make appropriate assumptions about the parameters in code + * executed only if the non-returning function was *not* called. + */ +#if !defined(SkNO_RETURN_HINT) +# if SK_HAS_COMPILER_FEATURE(attribute_analyzer_noreturn) + static inline void SkNO_RETURN_HINT() __attribute__((analyzer_noreturn)); + static inline void SkNO_RETURN_HINT() {} +# else +# define SkNO_RETURN_HINT() do {} while (false) +# endif +#endif + +#if defined(SK_ZLIB_INCLUDE) && defined(SK_SYSTEM_ZLIB) +# error "cannot define both SK_ZLIB_INCLUDE and SK_SYSTEM_ZLIB" +#elif defined(SK_ZLIB_INCLUDE) || defined(SK_SYSTEM_ZLIB) +# define SK_HAS_ZLIB +#endif + +/////////////////////////////////////////////////////////////////////////////// + +#ifndef SkNEW +# define SkNEW(type_name) (new type_name) +# define SkNEW_ARGS(type_name, args) (new type_name args) +# define SkNEW_ARRAY(type_name, count) (new type_name[(count)]) +# define SkNEW_PLACEMENT(buf, type_name) (new (buf) type_name) +# define SkNEW_PLACEMENT_ARGS(buf, type_name, args) (new (buf) type_name args) +# define SkDELETE(obj) (delete (obj)) +# define SkDELETE_ARRAY(array) (delete[] (array)) +#endif + +#ifndef SK_CRASH +# if 1 // set to 0 for infinite loop, which can help connecting gdb +# define SK_CRASH() do { SkNO_RETURN_HINT(); *(int *)(uintptr_t)0xbbadbeef = 0; } while (false) +# else +# define SK_CRASH() do { SkNO_RETURN_HINT(); } while (true) +# endif +#endif + +/////////////////////////////////////////////////////////////////////////////// + +/** + * SK_ENABLE_INST_COUNT controlls printing how many reference counted objects + * are still held on exit. + * Defaults to 1 in DEBUG and 0 in RELEASE. + */ +#ifndef SK_ENABLE_INST_COUNT +# ifdef SK_DEBUG +// Only enabled for static builds, because instance counting relies on static +// variables in functions defined in header files. +# define SK_ENABLE_INST_COUNT !defined(SKIA_DLL) +# else +# define SK_ENABLE_INST_COUNT 0 +# endif +#endif + +/////////////////////////////////////////////////////////////////////////////// + +#ifdef SK_BUILD_FOR_WIN +# ifndef WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +# define WIN32_IS_MEAN_WAS_LOCALLY_DEFINED +# endif +# ifndef NOMINMAX +# define NOMINMAX +# define NOMINMAX_WAS_LOCALLY_DEFINED +# endif +# +# include +# +# ifdef WIN32_IS_MEAN_WAS_LOCALLY_DEFINED +# undef WIN32_IS_MEAN_WAS_LOCALLY_DEFINED +# undef WIN32_LEAN_AND_MEAN +# endif +# ifdef NOMINMAX_WAS_LOCALLY_DEFINED +# undef NOMINMAX_WAS_LOCALLY_DEFINED +# undef NOMINMAX +# endif +# +# ifndef SK_DEBUGBREAK +# define SK_DEBUGBREAK(p) do { if (!(p)) { SkNO_RETURN_HINT(); __debugbreak(); }} while (false) +# endif +# +# ifndef SK_A32_SHIFT +# define SK_A32_SHIFT 24 +# define SK_R32_SHIFT 16 +# define SK_G32_SHIFT 8 +# define SK_B32_SHIFT 0 +# endif +# +#else +# ifdef SK_DEBUG +# include +# ifndef SK_DEBUGBREAK +# define SK_DEBUGBREAK(cond) do { if (cond) break; \ + SkDebugf("%s:%d: failed assertion \"%s\"\n", \ + __FILE__, __LINE__, #cond); SK_CRASH(); } while (false) +# endif +# endif +#endif + +/** + * We check to see if the SHIFT value has already been defined. + * if not, we define it ourself to some default values. We default to OpenGL + * order (in memory: r,g,b,a) + */ +#ifndef SK_A32_SHIFT +# ifdef SK_CPU_BENDIAN +# define SK_R32_SHIFT 24 +# define SK_G32_SHIFT 16 +# define SK_B32_SHIFT 8 +# define SK_A32_SHIFT 0 +# else +# define SK_R32_SHIFT 0 +# define SK_G32_SHIFT 8 +# define SK_B32_SHIFT 16 +# define SK_A32_SHIFT 24 +# endif +#endif + +/** + * SkColor has well defined shift values, but SkPMColor is configurable. This + * macro is a convenience that returns true if the shift values are equal while + * ignoring the machine's endianness. + */ +#define SK_COLOR_MATCHES_PMCOLOR_BYTE_ORDER \ + (SK_A32_SHIFT == 24 && SK_R32_SHIFT == 16 && SK_G32_SHIFT == 8 && SK_B32_SHIFT == 0) + +/** + * SK_PMCOLOR_BYTE_ORDER can be used to query the byte order of SkPMColor at compile time. The + * relationship between the byte order and shift values depends on machine endianness. If the shift + * order is R=0, G=8, B=16, A=24 then ((char*)&pmcolor)[0] will produce the R channel on a little + * endian machine and the A channel on a big endian machine. Thus, given those shifts values, + * SK_PMCOLOR_BYTE_ORDER(R,G,B,A) will be true on a little endian machine and + * SK_PMCOLOR_BYTE_ORDER(A,B,G,R) will be true on a big endian machine. + */ +#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 + +////////////////////////////////////////////////////////////////////// + +// TODO: rebaseline as needed so we can remove this flag entirely. +// - all platforms have int64_t now +// - we have slightly different fixed math results because of this check +// since we don't define this for linux/android +#if defined(SK_BUILD_FOR_WIN32) || defined(SK_BUILD_FOR_MAC) +# ifndef SkLONGLONG +# define SkLONGLONG int64_t +# endif +#endif + +////////////////////////////////////////////////////////////////////////////////////////////// +#ifndef SK_BUILD_FOR_WINCE +# include +# include +#else +# define _CMNINTRIN_DECLARE_ONLY +# include "cmnintrin.h" +#endif + +#if defined SK_DEBUG && defined SK_BUILD_FOR_WIN32 +# ifdef free +# undef free +# endif +# include +# undef free +# +# ifdef SK_DEBUGx +# if defined(SK_SIMULATE_FAILED_MALLOC) && defined(__cplusplus) + void * operator new( + size_t cb, + int nBlockUse, + const char * szFileName, + int nLine, + int foo + ); + void * operator new[]( + size_t cb, + int nBlockUse, + const char * szFileName, + int nLine, + int foo + ); + void operator delete( + void *pUserData, + int, const char*, int, int + ); + void operator delete( + void *pUserData + ); + void operator delete[]( void * p ); +# define DEBUG_CLIENTBLOCK new( _CLIENT_BLOCK, __FILE__, __LINE__, 0) +# else +# define DEBUG_CLIENTBLOCK new( _CLIENT_BLOCK, __FILE__, __LINE__) +# endif +# define new DEBUG_CLIENTBLOCK +# else +# define DEBUG_CLIENTBLOCK +# endif +#endif + +////////////////////////////////////////////////////////////////////// + +#ifndef SK_OVERRIDE +# if defined(_MSC_VER) +# define SK_OVERRIDE override +# elif defined(__clang__) + // Using __attribute__((override)) on clang does not appear to always work. + // Clang defaults to C++03 and warns about using override. Squelch that. Intentionally no + // push/pop here so all users of SK_OVERRIDE ignore the warning too. This is like passing + // -Wno-c++11-extensions, except that GCC won't die (because it won't see this pragma). +# pragma clang diagnostic ignored "-Wc++11-extensions" +# +# if __has_feature(cxx_override_control) +# define SK_OVERRIDE override +# elif defined(__has_extension) && __has_extension(cxx_override_control) +# define SK_OVERRIDE override +# endif +# endif +# ifndef SK_OVERRIDE +# define SK_OVERRIDE +# endif +#endif + +////////////////////////////////////////////////////////////////////// + +#if !defined(SK_UNUSED) +# define SK_UNUSED SK_ATTRIBUTE(unused) +#endif + +#if !defined(SK_ATTR_DEPRECATED) + // FIXME: we ignore msg for now... +# define SK_ATTR_DEPRECATED(msg) SK_ATTRIBUTE(deprecated) +#endif + +/** + * If your judgment is better than the compiler's (i.e. you've profiled it), + * you can use SK_ALWAYS_INLINE to force inlining. E.g. + * inline void someMethod() { ... } // may not be inlined + * SK_ALWAYS_INLINE void someMethod() { ... } // should always be inlined + */ +#if !defined(SK_ALWAYS_INLINE) +# if defined(SK_BUILD_FOR_WIN) +# define SK_ALWAYS_INLINE __forceinline +# else +# define SK_ALWAYS_INLINE SK_ATTRIBUTE(always_inline) inline +# endif +#endif + +////////////////////////////////////////////////////////////////////// + +#if defined(__clang__) || defined(__GNUC__) +# define SK_PREFETCH(ptr) __builtin_prefetch(ptr) +# define SK_WRITE_PREFETCH(ptr) __builtin_prefetch(ptr, 1) +#else +# define SK_PREFETCH(ptr) +# define SK_WRITE_PREFETCH(ptr) +#endif + +////////////////////////////////////////////////////////////////////// + +#ifndef SK_PRINTF_LIKE +# if defined(__clang__) || defined(__GNUC__) +# define SK_PRINTF_LIKE(A, B) __attribute__((format(printf, (A), (B)))) +# else +# define SK_PRINTF_LIKE(A, B) +# endif +#endif + +////////////////////////////////////////////////////////////////////// + +#ifndef SK_SIZE_T_SPECIFIER +# if defined(_MSC_VER) +# define SK_SIZE_T_SPECIFIER "%Iu" +# else +# define SK_SIZE_T_SPECIFIER "%zu" +# endif +#endif + +////////////////////////////////////////////////////////////////////// + +#ifndef SK_ALLOW_STATIC_GLOBAL_INITIALIZERS +# define SK_ALLOW_STATIC_GLOBAL_INITIALIZERS 1 +#endif + +////////////////////////////////////////////////////////////////////// + +#ifndef SK_ATOMICS_PLATFORM_H +# if defined(_MSC_VER) +# define SK_ATOMICS_PLATFORM_H "../../src/ports/SkAtomics_win.h" +# elif defined(SK_BUILD_FOR_ANDROID_FRAMEWORK) +# define SK_ATOMICS_PLATFORM_H "../../src/ports/SkAtomics_android.h" +# else +# define SK_ATOMICS_PLATFORM_H "../../src/ports/SkAtomics_sync.h" +# endif +#endif + +#ifndef SK_MUTEX_PLATFORM_H +# if defined(SK_BUILD_FOR_WIN) +# define SK_MUTEX_PLATFORM_H "../../src/ports/SkMutex_win.h" +# else +# define SK_MUTEX_PLATFORM_H "../../src/ports/SkMutex_pthread.h" +# endif +#endif + +#endif // SkPostConfig_DEFINED