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/*
* 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.
*/
// IWYU pragma: private, include "SkTypes.h"
#ifndef SkPostConfig_DEFINED
#define SkPostConfig_DEFINED
#if defined(SK_BUILD_FOR_WIN32)
# 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 float, as that's what Chromium's using.
*/
#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_FLOAT
#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
// As usual, there are two ways to increase alignment... the MSVC way and the everyone-else way.
#ifndef SK_STRUCT_ALIGN
#ifdef _MSC_VER
#define SK_STRUCT_ALIGN(N) __declspec(align(N))
#else
#define SK_STRUCT_ALIGN(N) __attribute__((aligned(N)))
#endif
#endif
#if defined(_MSC_VER) && SK_CPU_SSE_LEVEL >= SK_CPU_SSE_LEVEL_SSE2
#define SK_VECTORCALL __vectorcall
#elif defined(SK_CPU_ARM32) && defined(SK_ARM_HAS_NEON)
#define SK_VECTORCALL __attribute__((pcs("aapcs-vfp")))
#else
#define SK_VECTORCALL
#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
///////////////////////////////////////////////////////////////////////////////
// TODO(mdempsky): Move elsewhere as appropriate.
#include <new>
///////////////////////////////////////////////////////////////////////////////
#ifdef SK_BUILD_FOR_WIN
# 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
#
#endif
#if defined(GOOGLE3)
void SkDebugfForDumpStackTrace(const char* data, void* unused);
void DumpStackTrace(int skip_count, void w(const char*, void*), void* arg);
# define SK_DUMP_GOOGLE3_STACK() DumpStackTrace(0, SkDebugfForDumpStackTrace, nullptr)
#else
# define SK_DUMP_GOOGLE3_STACK()
#endif
#ifndef SK_ABORT
# define SK_ABORT(message) \
do { \
SkNO_RETURN_HINT(); \
SkDebugf("%s:%d: fatal error: \"%s\"\n", __FILE__, __LINE__, message); \
SK_DUMP_GOOGLE3_STACK(); \
sk_abort_no_print(); \
} while (false)
#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
//////////////////////////////////////////////////////////////////////////////////////////////
#if defined SK_DEBUG && defined SK_BUILD_FOR_WIN32
# 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
#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 !defined(SK_ATTR_EXTERNALLY_DEPRECATED)
# if !defined(SK_INTERNAL)
# define SK_ATTR_EXTERNALLY_DEPRECATED(msg) SK_ATTR_DEPRECATED(msg)
# else
# define SK_ATTR_EXTERNALLY_DEPRECATED(msg)
# endif
#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 SK_CPU_SSE_LEVEL >= SK_CPU_SSE_LEVEL_SSE1
#define SK_PREFETCH(ptr) _mm_prefetch(reinterpret_cast<const char*>(ptr), _MM_HINT_T0)
#define SK_WRITE_PREFETCH(ptr) _mm_prefetch(reinterpret_cast<const char*>(ptr), _MM_HINT_T0)
#elif 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_EGL
# if defined(SK_BUILD_FOR_ANDROID)
# define SK_EGL 1
# else
# define SK_EGL 0
# endif
#endif
//////////////////////////////////////////////////////////////////////
#if defined(SK_GAMMA_EXPONENT) && defined(SK_GAMMA_SRGB)
# error "cannot define both SK_GAMMA_EXPONENT and SK_GAMMA_SRGB"
#elif defined(SK_GAMMA_SRGB)
# define SK_GAMMA_EXPONENT (0.0f)
#elif !defined(SK_GAMMA_EXPONENT)
# define SK_GAMMA_EXPONENT (2.2f)
#endif
//////////////////////////////////////////////////////////////////////
#ifndef GR_TEST_UTILS
# define GR_TEST_UTILS 1
#endif
//////////////////////////////////////////////////////////////////////
#if defined(SK_HISTOGRAM_ENUMERATION) && defined(SK_HISTOGRAM_BOOLEAN)
# define SK_HISTOGRAMS_ENABLED 1
#else
# define SK_HISTOGRAMS_ENABLED 0
#endif
#ifndef SK_HISTOGRAM_BOOLEAN
# define SK_HISTOGRAM_BOOLEAN(name, value)
#endif
#ifndef SK_HISTOGRAM_ENUMERATION
# define SK_HISTOGRAM_ENUMERATION(name, value, boundary_value)
#endif
#endif // SkPostConfig_DEFINED
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