Release v1.0.0

1 files changed, 95 insertions, 0 deletions

diff --git a/TextureLoader/src/TextureUtilities.cpp b/TextureLoader/src/TextureUtilities.cpp
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+++ b/TextureLoader/src/TextureUtilities.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 "TextureUtilities.h"
+#include "Errors.h"
+#include "TextureLoader.h"
+#include "Image.h"
+#include "BasicFileStream.h"
+#include "RefCntAutoPtr.h"
+#include "DataBlobImpl.h"
+#include <algorithm>
+
+using namespace Diligent;
+
+namespace Diligent
+{
+
+void CreateImageFromFile( const Diligent::Char *FilePath, 
+                          Image **ppImage,
+                          IDataBlob **ppDDSData)
+{
+    auto *pDotPos = strrchr( FilePath, '.' );
+    if( pDotPos == nullptr )
+        LOG_ERROR_AND_THROW( "File path ", FilePath, " does not contain extension" );
+
+    auto *pExtension = pDotPos + 1;
+    if( *pExtension == 0 )
+        LOG_ERROR_AND_THROW( "File path ", FilePath, " contains empty extension" );
+
+    String Extension(pExtension);
+    std::transform( Extension.begin(), Extension.end(), Extension.begin(), ::tolower );
+
+    Diligent::RefCntAutoPtr<BasicFileStream> pFileStream( new BasicFileStream( FilePath, EFileAccessMode::Read ) );
+
+    if( Extension == "dds" )
+    {
+        VERIFY_EXPR(ppDDSData != nullptr);
+        *ppDDSData = new DataBlobImpl;
+        pFileStream->Read(*ppDDSData);
+        (*ppDDSData)->AddRef();
+    }
+    else
+    {
+        ImageLoadInfo ImgLoadInfo;
+        if( Extension == "png" )
+            ImgLoadInfo.Format = EImageFileFormat::png;
+        else if( Extension == "jpeg" || Extension == "jpg" )
+            ImgLoadInfo.Format = EImageFileFormat::jpeg;
+        else if( Extension == "tiff" || Extension == "tif" )
+            ImgLoadInfo.Format = EImageFileFormat::tiff;
+        else
+            LOG_ERROR_AND_THROW( "Unsupported file format ", Extension );
+
+        *ppImage = new Image(pFileStream, ImgLoadInfo);
+        (*ppImage)->AddRef();
+    }
+}
+
+void CreateTextureFromFile( const Diligent::Char *FilePath, 
+                            const TextureLoadInfo& TexLoadInfo, 
+                            IRenderDevice *pDevice, 
+                            ITexture **ppTexture )
+{
+    RefCntAutoPtr<Image> pImage;
+    RefCntAutoPtr<IDataBlob> pDDSData;
+    CreateImageFromFile( FilePath, &pImage, &pDDSData );
+
+    if( pImage )
+        CreateTextureFromImage( pImage, TexLoadInfo, pDevice, ppTexture );
+    else if(pDDSData)
+        CreateTextureFromDDS( pDDSData, TexLoadInfo, pDevice, ppTexture );
+}
+
+}