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-rw-r--r--RenderScript/src/LayoutDescParser.cpp151
1 files changed, 0 insertions, 151 deletions
diff --git a/RenderScript/src/LayoutDescParser.cpp b/RenderScript/src/LayoutDescParser.cpp
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--- a/RenderScript/src/LayoutDescParser.cpp
+++ /dev/null
@@ -1,151 +0,0 @@
-/* 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 "LayoutDescParser.h"
-
-namespace std
-{
- DEFINE_ENUM_HASH( Diligent::LayoutElement::FREQUENCY )
-}
-
-namespace Diligent
-{
- const Char* LayoutDescParser::LayoutDescLibName = "LayoutDesc";
-
- class LayoutElementLoader; // Used only as a template switch
-
- template<>
- class MemberBinder<LayoutElementLoader> : public MemberBinderBase
- {
- public:
- MemberBinder( size_t LayoutElementsOffset, size_t ElementsBufferOffset, size_t NumElementsOffset ) :
- MemberBinderBase( ElementsBufferOffset ),
- m_LayoutElementsOffset(LayoutElementsOffset),
- m_NumElementsOffset(NumElementsOffset)
- {
- DEFINE_BINDER( m_Bindings, LayoutElement, InputIndex, Uint32, Validator<Uint32>( "Input Index", 0, 32 ) )
- DEFINE_BINDER( m_Bindings, LayoutElement, BufferSlot, Uint32, Validator<Uint32>( "Buffer Slot", 0, MaxBufferSlots ) )
- DEFINE_BINDER( m_Bindings, LayoutElement, NumComponents, Uint32, Validator<Uint32>( "Num Components", 1, 4 ) )
-
- DEFINE_ENUM_BINDER( m_Bindings, LayoutElement, ValueType, VALUE_TYPE, m_ValueTypeEnumMapping )
-
- DEFINE_BINDER( m_Bindings, LayoutElement, IsNormalized, Bool, Validator<Bool>() )
- DEFINE_BINDER( m_Bindings, LayoutElement, RelativeOffset, Uint32, Validator<Uint32>() )
-
-
- m_FrequencyEnumMapping.AddMapping( "FREQUENCY_PER_VERTEX", LayoutElement::FREQUENCY_PER_VERTEX );
- m_FrequencyEnumMapping.AddMapping( "FREQUENCY_PER_INSTANCE", LayoutElement::FREQUENCY_PER_INSTANCE );
- VERIFY( m_FrequencyEnumMapping.m_Str2ValMap.size() == LayoutElement::FREQUENCY_NUM_FREQUENCIES - 1,
- "Unexpected map size. Did you update LayoutElement::FREQUENCY_PER_VERTEX enum?" );
- VERIFY( m_FrequencyEnumMapping.m_Val2StrMap.size() == LayoutElement::FREQUENCY_NUM_FREQUENCIES - 1,
- "Unexpected map size. Did you update LayoutElement::FREQUENCY_PER_VERTEX enum?" );
- DEFINE_ENUM_BINDER( m_Bindings, LayoutElement, Frequency, LayoutElement::FREQUENCY, m_FrequencyEnumMapping )
-
- DEFINE_BINDER( m_Bindings, LayoutElement, InstanceDataStepRate, Uint32, Validator<Uint32>() )
- }
-
- virtual void GetValue( lua_State *L, const void* pBasePointer )
- {
- // Use raw pointer to push the value to Lua because the buffer
- // most likely does not exist
- const auto *Elements = GetMemberByOffest<const LayoutElement*>(pBasePointer, m_LayoutElementsOffset);
- const auto &NumElements = GetMemberByOffest< Uint32 >( pBasePointer, m_NumElementsOffset );
- PushLuaArray( L, Elements, Elements + NumElements, [&]( const LayoutElement &Elem )
- {
- PushLuaTable( L, &Elem, m_Bindings );
- }
- );
- }
-
- virtual void SetValue( lua_State *L, int Index, void* pBasePointer )
- {
- ParseLuaArray( L, Index, pBasePointer, [&]( void* _pBasePointer, int StackIndex, int NewArrayIndex )
- {
- VERIFY( pBasePointer == _pBasePointer, "Sanity check failed" );
- auto &Elements = GetMemberByOffest<std::vector<LayoutElement> >( pBasePointer, m_MemberOffset );
- auto CurrIndex = Elements.size();
- if( CurrIndex != NewArrayIndex - 1 )
- SCRIPT_PARSING_ERROR( L, "Explicit array indices are not allowed in layout description. Provided index ", NewArrayIndex - 1, " conflicts with actual index ", CurrIndex, "." );
- Elements.resize( CurrIndex + 1 );
- ParseLuaTable( L, StackIndex, &(Elements)[CurrIndex], m_Bindings );
- if( Elements[CurrIndex].ValueType == VT_UNDEFINED )
- SCRIPT_PARSING_ERROR( L, "Valid value type must be specified for layout element #", CurrIndex );
- }
- );
-
- auto &ElementsBuffer = GetMemberByOffest<std::vector<LayoutElement> >( pBasePointer, m_MemberOffset );
- auto &LayoutElements = GetMemberByOffest< LayoutElement* >( pBasePointer, m_LayoutElementsOffset );
- auto &NumElements = GetMemberByOffest< Uint32 >( pBasePointer, m_NumElementsOffset );
- LayoutElements = ElementsBuffer.data();
- NumElements = static_cast<Uint32>( ElementsBuffer.size() );
- }
- private:
- BindingsMapType m_Bindings;
- ValueTypeEnumMapping m_ValueTypeEnumMapping;
- EnumMapping < LayoutElement::FREQUENCY > m_FrequencyEnumMapping;
- size_t m_LayoutElementsOffset;
- size_t m_NumElementsOffset;
- };
-
- LayoutDescParser::LayoutDescParser( IRenderDevice *pRenderDevice, lua_State *L ) :
- EngineObjectParserCommon<IVertexDescription>( pRenderDevice, L, LayoutDescLibName ),
- m_SetInputLayoutBinding( this, L, "Context", "SetInputLayout", &LayoutDescParser::SetInputLayout )
- {
- DEFINE_BUFFERED_STRING_BINDER( m_Bindings, LayoutDescWrapper, Name, NameBuffer )
-
- auto *pLayoutElemBinder =
- new MemberBinder<LayoutElementLoader>(
- offsetof(LayoutDescWrapper, LayoutElements),
- offsetof(LayoutDescWrapper, ElementsBuffer),
- offsetof(LayoutDescWrapper, NumElements)
- );
- m_Bindings.insert( std::make_pair( "LayoutElements", std::unique_ptr<MemberBinderBase>(pLayoutElemBinder) ) );
- };
-
- void LayoutDescParser::CreateObj( lua_State *L )
- {
- INIT_LUA_STACK_TRACKING( L );
-
- LayoutDescWrapper LayoutDesc;
- ParseLuaTable( L, -2, &LayoutDesc, m_Bindings );
- CHECK_LUA_STACK_HEIGHT();
-
- auto ppVertexShader = GetUserData<IShader**>( L, -1, "Metatables.Shader" );
- auto ppVertDesc = reinterpret_cast<IVertexDescription**>(lua_newuserdata( L, sizeof( IVertexDescription* ) ));
- *ppVertDesc = nullptr;
- m_pRenderDevice->CreateVertexDescription( LayoutDesc, *ppVertexShader, ppVertDesc );
- if( *ppVertDesc == nullptr )
- SCRIPT_PARSING_ERROR(L, "Failed to create vertex description")
-
- CHECK_LUA_STACK_HEIGHT( +1 );
- }
-
- int LayoutDescParser::SetInputLayout( lua_State *L )
- {
- auto pVertDesc = *GetUserData<IVertexDescription**>( L, 1, m_MetatableRegistryName.c_str() );
- auto *pContext = LoadDeviceContextFromRegistry( L );
- pContext->SetVertexDescription( pVertDesc );
- return 0;
- }
-}