| |
| /* |
| * 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 |
| |
| #if defined(SK_SCALAR_IS_FIXED) && defined(SK_SCALAR_IS_FLOAT) |
| #error "cannot define both SK_SCALAR_IS_FIXED and SK_SCALAR_IS_FLOAT" |
| #elif !defined(SK_SCALAR_IS_FIXED) && !defined(SK_SCALAR_IS_FLOAT) |
| #define SK_SCALAR_IS_FLOAT |
| #endif |
| |
| #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) |
| // default is double, as that is faster given our impl uses doubles |
| // for intermediate calculations. |
| #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 these, 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 defaults to 1 in DEBUG and 0 in RELEASE |
| #ifndef SK_ENABLE_INST_COUNT |
| #ifdef SK_DEBUG |
| // FIXME: fails if multiple threads run at once (see skbug.com/1219 ) |
| #define SK_ENABLE_INST_COUNT 0 |
| #else |
| #define SK_ENABLE_INST_COUNT 0 |
| #endif |
| #endif |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #if defined(SK_SOFTWARE_FLOAT) && defined(SK_SCALAR_IS_FLOAT) |
| // if this is defined, we convert floats to 2scompliment ints for compares |
| #ifndef SK_SCALAR_SLOW_COMPARES |
| #define SK_SCALAR_SLOW_COMPARES |
| #endif |
| #ifndef SK_USE_FLOATBITS |
| #define SK_USE_FLOATBITS |
| #endif |
| #endif |
| |
| #ifdef SK_BUILD_FOR_WIN |
| // we want lean_and_mean when we include windows.h |
| #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 <windows.h> |
| |
| #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(cond) do { if (!(cond)) { 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 <stdio.h> |
| #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 |
| |
| // stdlib macros |
| |
| #if 0 |
| #if !defined(strlen) && defined(SK_DEBUG) |
| extern size_t sk_strlen(const char*); |
| #define strlen(s) sk_strlen(s) |
| #endif |
| #ifndef sk_strcpy |
| #define sk_strcpy(dst, src) strcpy(dst, src) |
| #endif |
| #ifndef sk_strchr |
| #define sk_strchr(s, c) strchr(s, c) |
| #endif |
| #ifndef sk_strrchr |
| #define sk_strrchr(s, c) strrchr(s, c) |
| #endif |
| #ifndef sk_strcmp |
| #define sk_strcmp(s, t) strcmp(s, t) |
| #endif |
| #ifndef sk_strncmp |
| #define sk_strncmp(s, t, n) strncmp(s, t, n) |
| #endif |
| #ifndef sk_memcpy |
| #define sk_memcpy(dst, src, n) memcpy(dst, src, n) |
| #endif |
| #ifndef memmove |
| #define memmove(dst, src, n) memmove(dst, src, n) |
| #endif |
| #ifndef sk_memset |
| #define sk_memset(dst, val, n) memset(dst, val, n) |
| #endif |
| #ifndef sk_memcmp |
| #define sk_memcmp(s, t, n) memcmp(s, t, n) |
| #endif |
| |
| #define sk_strequal(s, t) (!sk_strcmp(s, t)) |
| #define sk_strnequal(s, t, n) (!sk_strncmp(s, t, n)) |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #if defined(SK_BUILD_FOR_WIN32) || defined(SK_BUILD_FOR_MAC) |
| #ifndef SkLONGLONG |
| #ifdef SK_BUILD_FOR_WIN32 |
| #define SkLONGLONG __int64 |
| #else |
| #define SkLONGLONG long long |
| #endif |
| #endif |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////////////////////////////// |
| #ifndef SK_BUILD_FOR_WINCE |
| #include <string.h> |
| #include <stdlib.h> |
| #else |
| #define _CMNINTRIN_DECLARE_ONLY |
| #include "cmnintrin.h" |
| #endif |
| |
| #if defined SK_DEBUG && defined SK_BUILD_FOR_WIN32 |
| //#define _CRTDBG_MAP_ALLOC |
| #ifdef free |
| #undef free |
| #endif |
| #include <crtdbg.h> |
| #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 // _DEBUG |
| |
| |
| #endif |
| |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #ifndef SK_OVERRIDE |
| #if defined(_MSC_VER) |
| #define SK_OVERRIDE override |
| #elif defined(__clang__) |
| // 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) |
| // Some documentation suggests we should be using __attribute__((override)), |
| // but it doesn't work. |
| #define SK_OVERRIDE override |
| #elif defined(__has_extension) |
| #if __has_extension(cxx_override_control) |
| #define SK_OVERRIDE override |
| #endif |
| #endif |
| #endif |
| #ifndef SK_OVERRIDE |
| #define SK_OVERRIDE |
| #endif |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////// |
| |
| #if !defined(SK_UNUSED) |
| #define SK_UNUSED SK_ATTRIBUTE(unused) |
| #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 |