Lightmetrica
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include
lightmetrica
common.h
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/*
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Lightmetrica : A research-oriented renderer
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Copyright (c) 2014 Hisanari Otsu
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef LIB_LIGHTMETRICA_COMMON_H
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#define LIB_LIGHTMETRICA_COMMON_H
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// C++ compiler is required
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#ifndef __cplusplus
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#error "C++ compiler is required"
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#endif
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// Debug mode flag
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#ifndef NDEBUG
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#define LM_DEBUG_MODE 1
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#else
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#define LM_DEBUG_MODE 0
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#endif
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// Experimental mode flag
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#ifdef LM_ENABLE_EXPERIMENTAL_MODE
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#define LM_EXPERIMENTAL_MODE 1
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#else
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#define LM_EXPERIMENTAL_MODE 0
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#endif
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// Strict floating-point mode flag
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#ifdef LM_ENABLE_STRICT_FP
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#define LM_STRICT_FP 1
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#else
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#define LM_STRICT_FP 0
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#endif
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// MPI flag
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#ifdef LM_USE_MPI
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#define LM_MPI 1
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#else
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#define LM_MPI 0
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#endif
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// --------------------------------------------------------------------------------
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// Platform
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// Windows
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#ifdef _WIN32
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#define LM_PLATFORM_WINDOWS 1
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#else
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#define LM_PLATFORM_WINDOWS 0
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#endif
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// Linux
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#ifdef __linux
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#define LM_PLATFORM_LINUX 1
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#else
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#define LM_PLATFORM_LINUX 0
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#endif
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#if LM_PLATFORM_WINDOWS == LM_PLATFORM_LINUX
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#error "Unsupportted platform"
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#endif
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#if LM_PLATFORM_WINDOWS
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#define NOMINMAX
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#define WIN32_LEAN_AND_MEAN
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#pragma warning(disable:4819) // Level 1. Character that cannot be represented
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#pragma warning(disable:4996) // Level 3. _SCL_SECURE_NO_WARNINGS
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#pragma warning(disable:4290) // Level 3. Exception specification ignored
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#pragma warning(disable:4201) // Level 4. Nonstandard extension used : nameless struct/union
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#pragma warning(disable:4512) // Level 4. Cannot generate an assignment operator for the given class
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#pragma warning(disable:4127) // Level 4. Conditional expression is constant
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#pragma warning(disable:4510) // Level 4. Default constructor could not be generated
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#pragma warning(disable:4610) // Level 4. User-defined constructor required
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#pragma warning(disable:4100) // Level 4. Unreferenced formal parameter
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#pragma warning(disable:4505) // Level 4. Unreferenced local function has been removed
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#pragma warning(disable:4324) // Level 4. Structure was padded due to __declspec(align())
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#endif
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// --------------------------------------------------------------------------------
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// Compiler
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// Microsoft Visual C++
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#ifdef _MSC_VER
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#define LM_COMPILER_MSVC 1
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#else
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#define LM_COMPILER_MSVC 0
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#endif
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// GNU GCC
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#if defined(__GNUC__) || defined(__MINGW32__)
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#define LM_COMPILER_GCC 1
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#else
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#define LM_COMPILER_GCC 0
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#endif
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#if LM_COMPILER_MSVC == LM_COMPILER_GCC
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#error "Unsupportted compiler"
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#endif
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// --------------------------------------------------------------------------------
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// Architecture
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#if LM_COMPILER_MSVC
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#ifdef _M_IX86
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#define LM_ARCH_X86 1
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#else
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#define LM_ARCH_X86 0
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#endif
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#ifdef _M_X64
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#define LM_ARCH_X64 1
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#else
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#define LM_ARCH_X64 0
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#endif
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#elif LM_COMPILER_GCC
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#ifdef __i386__
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#define LM_ARCH_X86 1
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#else
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#define LM_ARCH_X86 0
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#endif
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#ifdef __x86_64__
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#define LM_ARCH_X64 1
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#else
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#define LM_ARCH_X64 0
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#endif
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#endif
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#if LM_ARCH_X86 == LM_ARCH_X64
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#error "Unsupportted architecture"
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#endif
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// --------------------------------------------------------------------------------
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// Library import or export
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#if LM_COMPILER_MSVC
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#ifdef LM_EXPORTS
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#define LM_PUBLIC_API __declspec(dllexport)
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#else
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#define LM_PUBLIC_API __declspec(dllimport)
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#endif
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#define LM_HIDDEN_API
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#elif LM_COMPILER_GCC
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#ifdef LM_EXPORTS
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#define LM_PUBLIC_API __attribute__ ((visibility("default")))
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#define LM_HIDDEN_API __attribute__ ((visibility("hidden")))
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#else
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#define LM_PUBLIC_API
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#define LM_HIDDEN_API
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#endif
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#else
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#define LM_PUBLIC_API
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#define LM_HIDDEN_API
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#endif
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#if LM_COMPILER_MSVC
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#ifdef LM_PLUGIN_EXPORTS
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#define LM_PLUGIN_PUBLIC_API __declspec(dllexport)
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#else
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#define LM_PLUGIN_PUBLIC_API __declspec(dllimport)
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#endif
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#define LM_PLUGIN_HIDDEN_API
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#elif LM_COMPILER_GCC
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#ifdef LM_PLUGIN_EXPORTS
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#define LM_PLUGIN_PUBLIC_API __attribute__ ((visibility("default")))
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#define LM_PLUGIN_HIDDEN_API __attribute__ ((visibility("hidden")))
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#else
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#define LM_PLUGIN_PUBLIC_API
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#define LM_PLUGIN_HIDDEN_API
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#endif
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#else
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#define LM_PLUGIN_PUBLIC_API
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#define LM_PLUGIN_HIDDEN_API
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#endif
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// In the debug mode, the hidden API is exposed
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#if LM_DEBUG_MODE
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#undef LM_HIDDEN_API
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#define LM_HIDDEN_API LM_PUBLIC_API
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#endif
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// Plugin export
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#if LM_COMPILER_MSVC
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#define LM_PLUGIN_API __declspec(dllexport)
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#elif LM_COMPILER_GCC
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#define LM_PLUGIN_API __attribute__ ((visibility("default")))
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#else
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#define LM_PLUGIN_API
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#endif
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// --------------------------------------------------------------------------------
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// Force inline
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#if LM_COMPILER_MSVC
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#define LM_FORCE_INLINE __forceinline
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#elif LM_COMPILER_GCC
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#define LM_FORCE_INLINE inline __attribute__((always_inline))
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#endif
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// Alignment
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#if LM_COMPILER_MSVC
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#define LM_ALIGN(x) __declspec(align(x))
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#elif LM_COMPILER_GCC
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#define LM_ALIGN(x) __attribute__((aligned(x)))
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#endif
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#define LM_ALIGN_16 LM_ALIGN(16)
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#define LM_ALIGN_32 LM_ALIGN(32)
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// --------------------------------------------------------------------------------
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// Namespaces
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#define LM_NAMESPACE_BEGIN namespace lightmetrica {
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#define LM_NAMESPACE_END }
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//#define LM_DETAIL_NAMESPACE_BEGIN namespace detail {
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//#define LM_DETAIL_NAMESPACE_END }
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// --------------------------------------------------------------------------------
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#define LM_SAFE_DELETE(val) if ((val) != NULL ) { delete (val); (val) = NULL; }
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#define LM_SAFE_DELETE_ARRAY(val) if ((val) != NULL ) { delete[] (val); (val) = NULL; }
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#define LM_DISABLE_COPY_AND_MOVE(TypeName) \
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TypeName(const TypeName &); \
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TypeName(TypeName&&); \
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void operator=(const TypeName&); \
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void operator=(TypeName&&)
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#endif // LIB_LIGHTMETRICA_COMMON_H
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