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/bitmap-texture.h>
  23 #include <dali/internal/render/gl-resources/compressed-bitmap-texture.h>
  24 #include <dali/internal/render/gl-resources/native-texture.h>
  25 #include <dali/internal/render/gl-resources/frame-buffer-texture.h>
  26 #include <dali/internal/render/gl-resources/gl-texture.h>
  27
  28
  29 namespace Dali
  30 {
  31 class NativeImageInterface;
  32
  33 namespace Internal
  34 {
  35
  36 namespace TextureFactory
  37 {
  38
  39 Internal::Texture* NewBitmapTexture( Integration::Bitmap* const bitmap, Context& context, ResourcePolicy::Discardable discardPolicy )
  40 {
  41   DALI_ASSERT_DEBUG( bitmap );
  42   Texture * texture = 0;
  43   Integration::Bitmap::PackedPixelsProfile * const  packedPixelBitmapView = bitmap->GetPackedPixelsProfile();
  44   if( packedPixelBitmapView )
  45   {
  46     texture = new BitmapTexture( bitmap, packedPixelBitmapView, context, discardPolicy );
  47   }
  48   else
  49   {
  50     Internal::BitmapCompressed * const compressedBitmap = dynamic_cast<Dali::Internal::BitmapCompressed*>( bitmap );
  51     if( compressedBitmap != 0 )
  52     {
  53       texture = new CompressedBitmapTexture( compressedBitmap, context, discardPolicy );
  54     }
  55   }
  56   if( texture )
  57   {
  58     if( !texture->Init() )
  59     {
  60       delete texture;
  61       return NULL;
  62     }
  63   }
  64   return texture;
  65 }
  66
  67 Internal::Texture* NewBitmapTexture( unsigned int      width,
  68                                      unsigned int      height,
  69                                      Pixel::Format     pixelFormat,
  70                                      bool              clearPixels,
  71                                      Context&          context,
  72                                      ResourcePolicy::Discardable discardPolicy )
  73 {
  74   Texture *texture=new BitmapTexture(width, height, pixelFormat, clearPixels, context, discardPolicy);
  75
  76   return texture;
  77 }
  78
  79
  80 Internal::Texture* NewNativeImageTexture( NativeImageInterface& nativeImg, Context& context )
  81 {
  82   NativeTexture* texture = new NativeTexture(&nativeImg, context);
  83   if (!texture->Init())
  84   {
  85     delete texture;
  86     return NULL;
  87   }
  88   return texture;
  89 }
  90
  91 Internal::Texture* NewFrameBufferTexture( unsigned int width,
  92                                           unsigned int height,
  93                                           Pixel::Format pixelFormat,
  94                                           RenderBuffer::Format bufferFormat,
  95                                           Context& context )
  96 {
  97   FrameBufferTexture* texture = new FrameBufferTexture(width, height, pixelFormat, bufferFormat, 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   FrameBufferTexture* texture = new FrameBufferTexture(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