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/*
* Copyright 2019-2021 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
/// \file
/// Common definitions
#ifndef DILIGENT_C_INTERFACE
# ifdef __cplusplus
# define DILIGENT_C_INTERFACE 0
# else
# define DILIGENT_C_INTERFACE 1
# endif
#endif
#ifdef _MSC_VER
// Note that MSVC x86 compiler by default uses __this call for class member functions
# define DILIGENT_CALL_TYPE __cdecl
#else
# define DILIGENT_CALL_TYPE
#endif
#if DILIGENT_C_INTERFACE
# define DILIGENT_BEGIN_NAMESPACE(Name)
# define DILIGENT_END_NAMESPACE
# define DILIGENT_TYPED_ENUM(EnumName, EnumType) \
typedef EnumType EnumName; \
enum _##EnumName
# define DILIGENT_DERIVE(TypeName) \
{ \
struct TypeName _##TypeName;
# define DEFAULT_INITIALIZER(x)
# define DILIGENT_GLOBAL_FUNCTION(FuncName) Diligent_##FuncName
# define DILIGENT_BEGIN_INTERFACE(Iface, Base) \
typedef struct Iface \
{ \
struct Iface##Vtbl* pVtbl; \
} Iface; \
struct Iface##Methods
# define DILIGENT_BEGIN_INTERFACE1(Iface) \
typedef struct Iface \
{ \
struct Iface##Vtbl* pVtbl; \
} Iface; \
struct Iface##Methods
# define DEFAULT_VALUE(x)
# define CALL_IFACE_METHOD(Iface, Method, This, ...) (This)->pVtbl->Iface.Method((I##Iface*)(This), ##__VA_ARGS__)
// Two levels of indirection are required to concatenate expanded macros
# define DILIGENT_CONCATENATE0(X, Y) X##Y
# define DILIGENT_CONCATENATE(X, Y) DILIGENT_CONCATENATE0(X, Y)
#else
# define DILIGENT_BEGIN_NAMESPACE(Name) \
namespace Name \
{
# define DILIGENT_END_NAMESPACE }
# define DILIGENT_TYPED_ENUM(EnumName, EnumType) enum EnumName : EnumType
# define DILIGENT_DERIVE(TypeName) : public TypeName \
{
# define DEFAULT_INITIALIZER(x) = x
# define DILIGENT_GLOBAL_FUNCTION(FuncName) FuncName
# define DILIGENT_BEGIN_INTERFACE(Name, Base) struct Name : public Base
# define DILIGENT_BEGIN_INTERFACE1(Name) struct Name
# define DEFAULT_VALUE(x) = x
#endif
#if DILIGENT_C_INTERFACE
# define DILIGENT_CPP_INTERFACE 0
#else
# define DILIGENT_CPP_INTERFACE 1
#endif
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