Release v1.0.0

1 files changed, 138 insertions, 0 deletions

diff --git a/RenderScript/src/TextureViewParser.cpp b/RenderScript/src/TextureViewParser.cpp
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+++ b/RenderScript/src/TextureViewParser.cpp
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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 "TextureViewParser.h"
+#include "TextureParser.h"
+#include "SamplerParser.h"
+#include "GraphicsUtilities.h"
+
+namespace Diligent
+{
+    const Char* TextureViewParser::TextureViewLibName = "TextureView";
+
+    TextureViewParser::TextureViewParser( TextureParser *pTexParser, 
+                                            SamplerParser *pSamplerParser, 
+                                            IRenderDevice *pRenderDevice, lua_State *L ) :
+        EngineObjectParserCommon<ITextureView>( pRenderDevice, L, TextureViewLibName ),
+        m_TextureLibMetatableName(pTexParser->GetMetatableName()),
+        m_SamplerLibMetatableName( pSamplerParser->GetMetatableName() ),
+        m_CreateViewBinding( this, L, m_TextureLibMetatableName.c_str(), "CreateView", &TextureViewParser::CreateView ),
+        m_GetDefaultViewBinding( this, L, m_TextureLibMetatableName.c_str(), "GetDefaultView", &TextureViewParser::GetDefaultView ),
+        m_SetSamplerBinding( this, L, m_MetatableRegistryName.c_str(), "SetSampler", &TextureViewParser::SetSampler ),
+        m_ViewTypeParser( 0, "ViewType", m_ViewTypeEnumMapping )
+    {
+        DEFINE_BUFFERED_STRING_BINDER( m_Bindings, STexViewDescWrapper, Name, NameBuffer )
+
+        DEFINE_ENUM_ELEMENT_MAPPING( m_ViewTypeEnumMapping, TEXTURE_VIEW_SHADER_RESOURCE );
+        DEFINE_ENUM_ELEMENT_MAPPING( m_ViewTypeEnumMapping, TEXTURE_VIEW_RENDER_TARGET );
+        DEFINE_ENUM_ELEMENT_MAPPING( m_ViewTypeEnumMapping, TEXTURE_VIEW_DEPTH_STENCIL );
+        DEFINE_ENUM_ELEMENT_MAPPING( m_ViewTypeEnumMapping, TEXTURE_VIEW_UNORDERED_ACCESS );
+        VERIFY( m_ViewTypeEnumMapping.m_Str2ValMap.size() == TEXTURE_VIEW_NUM_VIEWS - 1,
+                "Unexpected map size. Did you update TEXTURE_VIEW_TYPE enum?" );
+        VERIFY( m_ViewTypeEnumMapping.m_Val2StrMap.size() == TEXTURE_VIEW_NUM_VIEWS - 1,
+                "Unexpected map size. Did you update TEXTURE_VIEW_TYPE enum?" );
+        DEFINE_ENUM_BINDER( m_Bindings, STexViewDescWrapper, ViewType, TEXTURE_VIEW_TYPE, m_ViewTypeEnumMapping );
+        
+        DEFINE_ENUM_BINDER( m_Bindings, STexViewDescWrapper, TextureType, TEXTURE_TYPE, m_TexTypeEnumMapping );
+        DEFINE_ENUM_BINDER( m_Bindings, STexViewDescWrapper, Format, TEXTURE_FORMAT, m_TexFormatEnumMapping );
+
+        DEFINE_BINDER( m_Bindings, STexViewDescWrapper, MostDetailedMip, Uint32, Validator<Uint32>( "MostDetailedMip", 0, 16384 ) );
+        DEFINE_BINDER( m_Bindings, STexViewDescWrapper, NumMipLevels, Uint32, Validator<Uint32>( "NumMipLevels", 1, 16384 ) );
+
+        // The following two members are in enum
+        DEFINE_BINDER( m_Bindings, STexViewDescWrapper, FirstArraySlice, Uint32, Validator<Uint32>( "FirstArraySlice", 0, 16384 ) );
+        DEFINE_BINDER( m_Bindings, STexViewDescWrapper, FirstDepthSlice, Uint32, Validator<Uint32>( "FirstDepthSlice", 0, 16384 ) );
+
+        // The following two members are in enum
+        DEFINE_BINDER( m_Bindings, STexViewDescWrapper, NumArraySlices, Uint32, Validator<Uint32>( "NumArraySlices", 0, 16384 ) );
+        DEFINE_BINDER( m_Bindings, STexViewDescWrapper, NumDepthSlices, Uint32, Validator<Uint32>( "NumDepthSlices", 0, 16384 ) );
+
+        DEFINE_ENUM_ELEMENT_MAPPING( m_UAVAccessFlagEnumMapping, UAV_ACCESS_FLAG_READ );
+        DEFINE_ENUM_ELEMENT_MAPPING( m_UAVAccessFlagEnumMapping, UAV_ACCESS_FLAG_WRITE );
+        DEFINE_ENUM_ELEMENT_MAPPING( m_UAVAccessFlagEnumMapping, UAV_ACCESS_FLAG_READ_WRITE );
+        DEFINE_FLAGS_BINDER( m_Bindings, STexViewDescWrapper, AccessFlags, UAV_ACCESS_FLAG, m_UAVAccessFlagEnumMapping );
+    };
+
+    void TextureViewParser::CreateObj( lua_State *L )
+    {
+        INIT_LUA_STACK_TRACKING(L);
+        
+        auto *pTexture = *GetUserData<ITexture**>( L, 1, m_TextureLibMetatableName.c_str() );
+
+        STexViewDescWrapper TextureViewDesc;
+        ParseLuaTable( L, 2, &TextureViewDesc, m_Bindings );
+        CHECK_LUA_STACK_HEIGHT();
+
+        auto ppTextureView = reinterpret_cast<ITextureView**>(lua_newuserdata( L, sizeof( ITextureView* ) ));
+        *ppTextureView = nullptr;
+        pTexture->CreateView( TextureViewDesc, ppTextureView );
+        if( *ppTextureView == nullptr )
+            SCRIPT_PARSING_ERROR(L, "Failed to create texture view")
+
+        CHECK_LUA_STACK_HEIGHT( +1 );
+    }
+
+    int TextureViewParser::CreateView( lua_State *L )
+    {
+        // Note that LuaCreate is a static function.
+        // However, this pointer to the TextureViewParser object
+        // is stored in the upvalue. So LuaCreate will call 
+        // TextureViewParser::CreateObj()
+        return LuaCreate(L);
+    }
+
+    int TextureViewParser::GetDefaultView( lua_State *L )
+    {
+        INIT_LUA_STACK_TRACKING( L );
+
+        // Texture should be the first argument
+        auto *pTexture = *GetUserData<ITexture**>( L, 1, m_TextureLibMetatableName.c_str() );
+        
+        // View type should be the second argument
+        TEXTURE_VIEW_TYPE ViewType;
+        m_ViewTypeParser.SetValue( L, 2, &ViewType );
+
+        auto pView = pTexture->GetDefaultView( ViewType );
+        if( !pView )
+            SCRIPT_PARSING_ERROR( L, "Failed to get default texture view of type ", GetTexViewTypeLiteralName( ViewType ) );
+
+        // Push existing object
+        PushObject(L, pView);
+
+        CHECK_LUA_STACK_HEIGHT( +1 );
+
+        // Returning one value to Lua
+        return 1;
+    }
+
+    int TextureViewParser::SetSampler( lua_State *L )
+    {
+        auto *pTexView = *GetUserData<ITextureView**>( L, 1, m_MetatableRegistryName.c_str() );
+        auto *pSampler = *GetUserData<ISampler**>( L, 2, m_SamplerLibMetatableName.c_str() );
+        pTexView->SetSampler( pSampler );
+
+        // Returning nothing
+        return 0;
+    }
+}