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/* Copyright 2015 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
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
*
* 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.
*/
#include "pch.h"
#include "SamplerParser.h"
namespace Diligent
{
const Char* SamplerParser::SamplerLibName = "Sampler";
SamplerParser::SamplerParser( IRenderDevice *pRenderDevice, lua_State *L ) :
EngineObjectParserCommon<ISampler>( pRenderDevice, L, SamplerLibName )
{
DEFINE_BUFFERED_STRING_BINDER( m_Bindings, SSamDescWrapper, Name, NameBuffer )
DEFINE_ENUM_ELEMENT_MAPPING( m_FilterTypeEnumMapping, FILTER_TYPE_POINT );
DEFINE_ENUM_ELEMENT_MAPPING( m_FilterTypeEnumMapping, FILTER_TYPE_LINEAR );
DEFINE_ENUM_ELEMENT_MAPPING( m_FilterTypeEnumMapping, FILTER_TYPE_ANISOTROPIC );
DEFINE_ENUM_ELEMENT_MAPPING( m_FilterTypeEnumMapping, FILTER_TYPE_COMPARISON_POINT );
DEFINE_ENUM_ELEMENT_MAPPING( m_FilterTypeEnumMapping, FILTER_TYPE_COMPARISON_LINEAR );
DEFINE_ENUM_ELEMENT_MAPPING( m_FilterTypeEnumMapping, FILTER_TYPE_COMPARISON_ANISOTROPIC );
VERIFY( m_FilterTypeEnumMapping.m_Str2ValMap.size() == FILTER_TYPE_NUM_FILTERS - 1, "Unexpected map size. Did you update FILTER_TYPE enum?" );
VERIFY( m_FilterTypeEnumMapping.m_Val2StrMap.size() == FILTER_TYPE_NUM_FILTERS - 1, "Unexpected map size. Did you update FILTER_TYPE enum?" );
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, MinFilter, FILTER_TYPE, m_FilterTypeEnumMapping )
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, MagFilter, FILTER_TYPE, m_FilterTypeEnumMapping )
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, MipFilter, FILTER_TYPE, m_FilterTypeEnumMapping )
DEFINE_ENUM_ELEMENT_MAPPING( m_TexAddrModeEnumMapping, TEXTURE_ADDRESS_WRAP );
DEFINE_ENUM_ELEMENT_MAPPING( m_TexAddrModeEnumMapping, TEXTURE_ADDRESS_MIRROR );
DEFINE_ENUM_ELEMENT_MAPPING( m_TexAddrModeEnumMapping, TEXTURE_ADDRESS_CLAMP );
DEFINE_ENUM_ELEMENT_MAPPING( m_TexAddrModeEnumMapping, TEXTURE_ADDRESS_BORDER );
DEFINE_ENUM_ELEMENT_MAPPING( m_TexAddrModeEnumMapping, TEXTURE_ADDRESS_MIRROR_ONCE );
VERIFY( m_TexAddrModeEnumMapping.m_Str2ValMap.size() == TEXTURE_ADDRESS_NUM_MODES - 1, "Unexpected map size. Did you update TEXTURE_ADDRESS_MODE enum?" );
VERIFY( m_TexAddrModeEnumMapping.m_Val2StrMap.size() == TEXTURE_ADDRESS_NUM_MODES - 1, "Unexpected map size. Did you update TEXTURE_ADDRESS_MODE enum?" );
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, AddressU, TEXTURE_ADDRESS_MODE, m_TexAddrModeEnumMapping )
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, AddressV, TEXTURE_ADDRESS_MODE, m_TexAddrModeEnumMapping )
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, AddressW, TEXTURE_ADDRESS_MODE, m_TexAddrModeEnumMapping )
Validator<Float32> DummyValidatorF( SkipValidationFunc<float> );
DEFINE_BINDER( m_Bindings, SSamDescWrapper, MipLODBias, Float32, DummyValidatorF )
Validator<Uint32> MaxAnisotropyValidator( "Max Anisotropy", 0, 32 );
DEFINE_BINDER( m_Bindings, SSamDescWrapper, MaxAnisotropy, Uint32, MaxAnisotropyValidator )
DEFINE_ENUM_BINDER( m_Bindings, SSamDescWrapper, ComparisonFunc, COMPARISON_FUNCTION, m_CmpFuncEnumMapping )
DEFINE_BINDER( m_Bindings, SSamDescWrapper, BorderColor, RGBALoader, 0 )
DEFINE_BINDER( m_Bindings, SSamDescWrapper, MinLOD, Float32, DummyValidatorF )
DEFINE_BINDER( m_Bindings, SSamDescWrapper, MaxLOD, Float32, DummyValidatorF )
};
void SamplerParser::CreateObj( lua_State *L )
{
INIT_LUA_STACK_TRACKING( L );
SSamDescWrapper SamplerDesc;
ParseLuaTable( L, -1, &SamplerDesc, m_Bindings );
CHECK_LUA_STACK_HEIGHT();
auto ppSampler = reinterpret_cast<ISampler**>(lua_newuserdata( L, sizeof( ISampler* ) ));
*ppSampler = nullptr;
m_pRenderDevice->CreateSampler( SamplerDesc, ppSampler );
if( *ppSampler == nullptr )
SCRIPT_PARSING_ERROR(L, "Failed to create a sampler")
CHECK_LUA_STACK_HEIGHT( +1 );
}
}
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