mirror of
https://github.com/godotengine/godot.git
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767e374dce
Since Embree v3.13.0 supports AARCH64, switch back to the official repo instead of using Embree-aarch64. `thirdparty/embree/patches/godot-changes.patch` should now contain an accurate diff of the changes done to the library.
393 lines
14 KiB
C++
393 lines
14 KiB
C++
// Copyright 2009-2021 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#define _CRT_SECURE_NO_WARNINGS
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#include <cstddef>
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#include <cassert>
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#include <cstdlib>
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#include <cstdio>
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#include <memory>
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#include <stdexcept>
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#include <iostream>
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#include <iomanip>
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#include <fstream>
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#include <string>
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#include <cstring>
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#include <stdint.h>
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#include <functional>
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////////////////////////////////////////////////////////////////////////////////
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/// detect platform
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////////////////////////////////////////////////////////////////////////////////
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/* detect 32 or 64 Intel platform */
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#if defined(__x86_64__) || defined(__ia64__) || defined(_M_X64)
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#define __X86_64__
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#define __X86_ASM__
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#elif defined(__i386__) || defined(_M_IX86)
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#define __X86_ASM__
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#endif
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/* detect 64 bit platform */
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#if defined(__X86_64__) || defined(__aarch64__)
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#define __64BIT__
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#endif
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/* detect Linux platform */
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#if defined(linux) || defined(__linux__) || defined(__LINUX__)
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# if !defined(__LINUX__)
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# define __LINUX__
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# endif
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# if !defined(__UNIX__)
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# define __UNIX__
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# endif
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#endif
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/* detect FreeBSD platform */
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#if defined(__FreeBSD__) || defined(__FREEBSD__)
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# if !defined(__FREEBSD__)
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# define __FREEBSD__
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# endif
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# if !defined(__UNIX__)
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# define __UNIX__
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# endif
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#endif
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/* detect Windows 95/98/NT/2000/XP/Vista/7/8/10 platform */
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#if (defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__)) && !defined(__CYGWIN__)
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# if !defined(__WIN32__)
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# define __WIN32__
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# endif
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#endif
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/* detect Cygwin platform */
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#if defined(__CYGWIN__)
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# if !defined(__UNIX__)
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# define __UNIX__
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# endif
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#endif
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/* detect MAC OS X platform */
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#if defined(__APPLE__) || defined(MACOSX) || defined(__MACOSX__)
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# if !defined(__MACOSX__)
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# define __MACOSX__
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# endif
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# if !defined(__UNIX__)
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# define __UNIX__
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# endif
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#endif
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/* try to detect other Unix systems */
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#if defined(__unix__) || defined (unix) || defined(__unix) || defined(_unix)
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# if !defined(__UNIX__)
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# define __UNIX__
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# endif
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#endif
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////////////////////////////////////////////////////////////////////////////////
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/// Macros
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////////////////////////////////////////////////////////////////////////////////
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#ifdef __WIN32__
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#define dll_export __declspec(dllexport)
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#define dll_import __declspec(dllimport)
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#else
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#define dll_export __attribute__ ((visibility ("default")))
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#define dll_import
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#endif
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// -- GODOT start --
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#if defined(__WIN32__) && !defined(__MINGW32__)
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// -- GODOT end --
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#if !defined(__noinline)
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#define __noinline __declspec(noinline)
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#endif
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//#define __forceinline __forceinline
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//#define __restrict __restrict
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#if defined(__INTEL_COMPILER)
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#define __restrict__ __restrict
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#else
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#define __restrict__ //__restrict // causes issues with MSVC
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#endif
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#if !defined(__thread)
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#define __thread __declspec(thread)
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#endif
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#if !defined(__aligned)
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#define __aligned(...) __declspec(align(__VA_ARGS__))
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#endif
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//#define __FUNCTION__ __FUNCTION__
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#define debugbreak() __debugbreak()
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#else
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#if !defined(__noinline)
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#define __noinline __attribute__((noinline))
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#endif
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#if !defined(__forceinline)
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#define __forceinline inline __attribute__((always_inline))
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#endif
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//#define __restrict __restrict
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//#define __thread __thread
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#if !defined(__aligned)
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#define __aligned(...) __attribute__((aligned(__VA_ARGS__)))
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#endif
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#if !defined(__FUNCTION__)
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#define __FUNCTION__ __PRETTY_FUNCTION__
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#endif
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#define debugbreak() asm ("int $3")
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#endif
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#if defined(__clang__) || defined(__GNUC__)
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#define MAYBE_UNUSED __attribute__((unused))
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#else
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#define MAYBE_UNUSED
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#endif
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#if defined(_MSC_VER) && (_MSC_VER < 1900) // before VS2015 deleted functions are not supported properly
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#define DELETED
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#else
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#define DELETED = delete
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#endif
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// -- GODOT start --
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#if !defined(likely)
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// -- GODOT end --
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#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
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#define likely(expr) (expr)
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#define unlikely(expr) (expr)
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#else
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#define likely(expr) __builtin_expect((bool)(expr),true )
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#define unlikely(expr) __builtin_expect((bool)(expr),false)
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#endif
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// -- GODOT start --
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#endif
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// -- GODOT end --
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////////////////////////////////////////////////////////////////////////////////
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/// Error handling and debugging
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////////////////////////////////////////////////////////////////////////////////
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/* debug printing macros */
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#define STRING(x) #x
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#define TOSTRING(x) STRING(x)
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#define PING embree_cout << __FILE__ << " (" << __LINE__ << "): " << __FUNCTION__ << embree_endl
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#define PRINT(x) embree_cout << STRING(x) << " = " << (x) << embree_endl
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#define PRINT2(x,y) embree_cout << STRING(x) << " = " << (x) << ", " << STRING(y) << " = " << (y) << embree_endl
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#define PRINT3(x,y,z) embree_cout << STRING(x) << " = " << (x) << ", " << STRING(y) << " = " << (y) << ", " << STRING(z) << " = " << (z) << embree_endl
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#define PRINT4(x,y,z,w) embree_cout << STRING(x) << " = " << (x) << ", " << STRING(y) << " = " << (y) << ", " << STRING(z) << " = " << (z) << ", " << STRING(w) << " = " << (w) << embree_endl
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#if defined(DEBUG) // only report file and line in debug mode
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// -- GODOT start --
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// #define THROW_RUNTIME_ERROR(str)
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// throw std::runtime_error(std::string(__FILE__) + " (" + toString(__LINE__) + "): " + std::string(str));
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#define THROW_RUNTIME_ERROR(str) \
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printf(std::string(__FILE__) + " (" + toString(__LINE__) + "): " + std::string(str)), abort();
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// -- GODOT end --
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#else
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// -- GODOT start --
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// #define THROW_RUNTIME_ERROR(str)
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// throw std::runtime_error(str);
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#define THROW_RUNTIME_ERROR(str) \
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abort();
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// -- GODOT end --
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#endif
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#define FATAL(x) THROW_RUNTIME_ERROR(x)
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#define WARNING(x) { std::cerr << "Warning: " << x << embree_endl << std::flush; }
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#define NOT_IMPLEMENTED FATAL(std::string(__FUNCTION__) + " not implemented")
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////////////////////////////////////////////////////////////////////////////////
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/// Basic types
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////////////////////////////////////////////////////////////////////////////////
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/* default floating-point type */
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namespace embree {
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typedef float real;
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}
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/* windows does not have ssize_t */
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#if defined(__WIN32__)
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#if defined(__64BIT__)
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typedef int64_t ssize_t;
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#else
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typedef int32_t ssize_t;
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#endif
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#endif
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////////////////////////////////////////////////////////////////////////////////
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/// Basic utility functions
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////////////////////////////////////////////////////////////////////////////////
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__forceinline std::string toString(long long value) {
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return std::to_string(value);
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}
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////////////////////////////////////////////////////////////////////////////////
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/// Disable some compiler warnings
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////////////////////////////////////////////////////////////////////////////////
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#if defined(__INTEL_COMPILER)
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//#pragma warning(disable:265 ) // floating-point operation result is out of range
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//#pragma warning(disable:383 ) // value copied to temporary, reference to temporary used
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//#pragma warning(disable:869 ) // parameter was never referenced
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//#pragma warning(disable:981 ) // operands are evaluated in unspecified order
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//#pragma warning(disable:1418) // external function definition with no prior declaration
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//#pragma warning(disable:1419) // external declaration in primary source file
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//#pragma warning(disable:1572) // floating-point equality and inequality comparisons are unreliable
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//#pragma warning(disable:94 ) // the size of an array must be greater than zero
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//#pragma warning(disable:1599) // declaration hides parameter
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//#pragma warning(disable:424 ) // extra ";" ignored
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#pragma warning(disable:2196) // routine is both "inline" and "noinline"
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//#pragma warning(disable:177 ) // label was declared but never referenced
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//#pragma warning(disable:114 ) // function was referenced but not defined
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//#pragma warning(disable:819 ) // template nesting depth does not match the previous declaration of function
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#pragma warning(disable:15335) // was not vectorized: vectorization possible but seems inefficient
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#endif
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#if defined(_MSC_VER)
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//#pragma warning(disable:4200) // nonstandard extension used : zero-sized array in struct/union
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#pragma warning(disable:4800) // forcing value to bool 'true' or 'false' (performance warning)
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//#pragma warning(disable:4267) // '=' : conversion from 'size_t' to 'unsigned long', possible loss of data
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#pragma warning(disable:4244) // 'argument' : conversion from 'ssize_t' to 'unsigned int', possible loss of data
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//#pragma warning(disable:4355) // 'this' : used in base member initializer list
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//#pragma warning(disable:391 ) // '<=' : signed / unsigned mismatch
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//#pragma warning(disable:4018) // '<' : signed / unsigned mismatch
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//#pragma warning(disable:4305) // 'initializing' : truncation from 'double' to 'float'
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//#pragma warning(disable:4068) // unknown pragma
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//#pragma warning(disable:4146) // unary minus operator applied to unsigned type, result still unsigned
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//#pragma warning(disable:4838) // conversion from 'unsigned int' to 'const int' requires a narrowing conversion)
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//#pragma warning(disable:4227) // anachronism used : qualifiers on reference are ignored
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#pragma warning(disable:4503) // decorated name length exceeded, name was truncated
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#pragma warning(disable:4180) // qualifier applied to function type has no meaning; ignored
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#pragma warning(disable:4258) // definition from the for loop is ignored; the definition from the enclosing scope is used
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# if _MSC_VER < 1910 // prior to Visual studio 2017 (V141)
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# pragma warning(disable:4101) // warning C4101: 'x': unreferenced local variable // a compiler bug issues wrong warnings
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# pragma warning(disable:4789) // buffer '' of size 8 bytes will be overrun; 32 bytes will be written starting at offset 0
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# endif
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#endif
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#if defined(__clang__) && !defined(__INTEL_COMPILER)
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//#pragma clang diagnostic ignored "-Wunknown-pragmas"
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//#pragma clang diagnostic ignored "-Wunused-variable"
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//#pragma clang diagnostic ignored "-Wreorder"
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//#pragma clang diagnostic ignored "-Wmicrosoft"
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//#pragma clang diagnostic ignored "-Wunused-private-field"
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//#pragma clang diagnostic ignored "-Wunused-local-typedef"
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//#pragma clang diagnostic ignored "-Wunused-function"
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//#pragma clang diagnostic ignored "-Wnarrowing"
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//#pragma clang diagnostic ignored "-Wc++11-narrowing"
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//#pragma clang diagnostic ignored "-Wdeprecated-register"
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//#pragma clang diagnostic ignored "-Wdeprecated-declarations"
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#endif
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#if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__)
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#pragma GCC diagnostic ignored "-Wpragmas"
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//#pragma GCC diagnostic ignored "-Wnarrowing"
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#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
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//#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
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//#pragma GCC diagnostic ignored "-Warray-bounds"
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#pragma GCC diagnostic ignored "-Wattributes"
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#pragma GCC diagnostic ignored "-Wmisleading-indentation"
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#pragma GCC diagnostic ignored "-Wsign-compare"
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#pragma GCC diagnostic ignored "-Wparentheses"
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#endif
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#if defined(__clang__) && defined(__WIN32__)
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#pragma clang diagnostic ignored "-Wunused-parameter"
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#pragma clang diagnostic ignored "-Wmicrosoft-cast"
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#pragma clang diagnostic ignored "-Wmicrosoft-enum-value"
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#pragma clang diagnostic ignored "-Wmicrosoft-include"
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#pragma clang diagnostic ignored "-Wunused-function"
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#pragma clang diagnostic ignored "-Wunknown-pragmas"
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#endif
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/* disabling deprecated warning, please use only where use of deprecated Embree API functions is desired */
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#if defined(__WIN32__) && defined(__INTEL_COMPILER)
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#define DISABLE_DEPRECATED_WARNING __pragma(warning (disable: 1478)) // warning: function was declared deprecated
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#define ENABLE_DEPRECATED_WARNING __pragma(warning (enable: 1478)) // warning: function was declared deprecated
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#elif defined(__INTEL_COMPILER)
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#define DISABLE_DEPRECATED_WARNING _Pragma("warning (disable: 1478)") // warning: function was declared deprecated
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#define ENABLE_DEPRECATED_WARNING _Pragma("warning (enable : 1478)") // warning: function was declared deprecated
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#elif defined(__clang__)
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#define DISABLE_DEPRECATED_WARNING _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") // warning: xxx is deprecated
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#define ENABLE_DEPRECATED_WARNING _Pragma("clang diagnostic warning \"-Wdeprecated-declarations\"") // warning: xxx is deprecated
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#elif defined(__GNUC__)
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#define DISABLE_DEPRECATED_WARNING _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") // warning: xxx is deprecated
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#define ENABLE_DEPRECATED_WARNING _Pragma("GCC diagnostic warning \"-Wdeprecated-declarations\"") // warning: xxx is deprecated
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#elif defined(_MSC_VER)
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#define DISABLE_DEPRECATED_WARNING __pragma(warning (disable: 4996)) // warning: function was declared deprecated
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#define ENABLE_DEPRECATED_WARNING __pragma(warning (enable : 4996)) // warning: function was declared deprecated
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#endif
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/* embree output stream */
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#define embree_ostream std::ostream&
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#define embree_cout std::cout
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#define embree_cout_uniform std::cout
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#define embree_endl std::endl
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////////////////////////////////////////////////////////////////////////////////
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/// Some macros for static profiling
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////////////////////////////////////////////////////////////////////////////////
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#if defined (__GNUC__)
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#define IACA_SSC_MARK( MARK_ID ) \
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__asm__ __volatile__ ( \
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"\n\t movl $"#MARK_ID", %%ebx" \
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"\n\t .byte 0x64, 0x67, 0x90" \
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: : : "memory" );
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#define IACA_UD_BYTES __asm__ __volatile__ ("\n\t .byte 0x0F, 0x0B");
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#else
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#define IACA_UD_BYTES {__asm _emit 0x0F \
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__asm _emit 0x0B}
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#define IACA_SSC_MARK(x) {__asm mov ebx, x\
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__asm _emit 0x64 \
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__asm _emit 0x67 \
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__asm _emit 0x90 }
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#define IACA_VC64_START __writegsbyte(111, 111);
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#define IACA_VC64_END __writegsbyte(222, 222);
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#endif
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#define IACA_START {IACA_UD_BYTES \
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IACA_SSC_MARK(111)}
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#define IACA_END {IACA_SSC_MARK(222) \
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IACA_UD_BYTES}
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namespace embree
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{
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template<typename Closure>
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struct OnScopeExitHelper
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{
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OnScopeExitHelper (const Closure f) : active(true), f(f) {}
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~OnScopeExitHelper() { if (active) f(); }
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void deactivate() { active = false; }
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bool active;
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const Closure f;
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};
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template <typename Closure>
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OnScopeExitHelper<Closure> OnScopeExit(const Closure f) {
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return OnScopeExitHelper<Closure>(f);
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}
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#define STRING_JOIN2(arg1, arg2) DO_STRING_JOIN2(arg1, arg2)
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#define DO_STRING_JOIN2(arg1, arg2) arg1 ## arg2
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#define ON_SCOPE_EXIT(code) \
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auto STRING_JOIN2(on_scope_exit_, __LINE__) = OnScopeExit([&](){code;})
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template<typename Ty>
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std::unique_ptr<Ty> make_unique(Ty* ptr) {
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return std::unique_ptr<Ty>(ptr);
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}
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}
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