dali/internal/render/gl-resources/texture-factory.cpp

   1 /*
   2  * Copyright (c) 2014 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 #include "texture-factory.h"
  19
  20 #include <dali/integration-api/bitmap.h>
  21 #include <dali/integration-api/gl-defines.h>
  22 #include <dali/internal/render/gl-resources/texture.h>
  23 #include <dali/internal/render/gl-resources/bitmap-texture.h>
  24 #include <dali/internal/render/gl-resources/compressed-bitmap-texture.h>
  25 #include <dali/internal/render/gl-resources/native-texture.h>
  26 #include <dali/internal/render/gl-resources/frame-buffer-texture.h>
  27 #include <dali/internal/render/gl-resources/native-frame-buffer-texture.h>
  28
  29
  30 namespace Dali
  31 {
  32 class NativeImageInterface;
  33
  34 namespace Internal
  35 {
  36
  37 namespace TextureFactory
  38 {
  39
  40 Internal::Texture* NewBitmapTexture( Integration::Bitmap* const bitmap, Context& context, ResourcePolicy::Discardable discardPolicy )
  41 {
  42   DALI_ASSERT_DEBUG( bitmap );
  43   Texture * texture = 0;
  44   Integration::Bitmap::PackedPixelsProfile * const  packedPixelBitmapView = bitmap->GetPackedPixelsProfile();
  45   if( packedPixelBitmapView )
  46   {
  47     texture = new BitmapTexture( bitmap, packedPixelBitmapView, context, discardPolicy );
  48   }
  49   else
  50   {
  51     Internal::BitmapCompressed * const compressedBitmap = dynamic_cast<Dali::Internal::BitmapCompressed*>( bitmap );
  52     if( compressedBitmap != 0 )
  53     {
  54       texture = new CompressedBitmapTexture( compressedBitmap, context, discardPolicy );
  55     }
  56   }
  57   if( texture )
  58   {
  59     if( !texture->Init() )
  60     {
  61       delete texture;
  62       return NULL;
  63     }
  64   }
  65   return texture;
  66 }
  67
  68 Internal::Texture* NewBitmapTexture( unsigned int      width,
  69                                      unsigned int      height,
  70                                      Pixel::Format     pixelFormat,
  71                                      bool              clearPixels,
  72                                      Context&          context,
  73                                      ResourcePolicy::Discardable discardPolicy )
  74 {
  75   Texture *texture=new BitmapTexture(width, height, pixelFormat, clearPixels, context, discardPolicy);
  76
  77   return texture;
  78 }
  79
  80
  81 Internal::Texture* NewNativeImageTexture( NativeImageInterface& nativeImg, Context& context )
  82 {
  83   NativeTexture* texture = new NativeTexture(&nativeImg, context);
  84   if (!texture->Init())
  85   {
  86     delete texture;
  87     return NULL;
  88   }
  89   return texture;
  90 }
  91
  92 Internal::Texture* NewFrameBufferTexture( unsigned int width,
  93                                           unsigned int height,
  94                                           Pixel::Format pixelFormat,
  95                                           Context& context )
  96 {
  97   FrameBufferTexture* texture = new FrameBufferTexture(width, height, pixelFormat, context);
  98   if (!texture->Init())
  99   {
 100     delete texture;
 101     return NULL;
 102   }
 103   return texture;
 104 }
 105
 106 Internal::Texture* NewFrameBufferTexture( NativeImageInterfacePtr nativeImage,
 107                                           Context& context )
 108 {
 109   NativeFrameBufferTexture* texture = new NativeFrameBufferTexture(nativeImage, context);
 110   if (!texture->Init())
 111   {
 112     delete texture;
 113     return NULL;
 114   }
 115   return texture;
 116 }
 117
 118
 119
 120 } // TextureFactory
 121 } // Internal
 122 } // Dali