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 #include <dali/public-api/images/native-image.h>
  29
  30
  31 namespace Dali
  32 {
  33 class NativeImage;
  34
  35 namespace Internal
  36 {
  37
  38 namespace TextureFactory
  39 {
  40
  41 Internal::Texture* NewBitmapTexture( Integration::Bitmap* const bitmap, Context& context, ResourcePolicy::Discardable discardPolicy )
  42 {
  43   DALI_ASSERT_DEBUG( bitmap );
  44   Texture * texture = 0;
  45   Integration::Bitmap::PackedPixelsProfile * const  packedPixelBitmapView = bitmap->GetPackedPixelsProfile();
  46   if( packedPixelBitmapView )
  47   {
  48     texture = new BitmapTexture( bitmap, packedPixelBitmapView, context, discardPolicy );
  49   }
  50   else
  51   {
  52     Internal::BitmapCompressed * const compressedBitmap = dynamic_cast<Dali::Internal::BitmapCompressed*>( bitmap );
  53     if( compressedBitmap != 0 )
  54     {
  55       texture = new CompressedBitmapTexture( compressedBitmap, context, discardPolicy );
  56     }
  57   }
  58   if( texture )
  59   {
  60     if( !texture->Init() )
  61     {
  62       delete texture;
  63       return NULL;
  64     }
  65   }
  66   return texture;
  67 }
  68
  69 Internal::Texture* NewBitmapTexture( unsigned int      width,
  70                                      unsigned int      height,
  71                                      Pixel::Format     pixelFormat,
  72                                      bool              clearPixels,
  73                                      Context&          context,
  74                                      ResourcePolicy::Discardable discardPolicy )
  75 {
  76   Texture *texture=new BitmapTexture(width, height, pixelFormat, clearPixels, context, discardPolicy);
  77
  78   return texture;
  79 }
  80
  81
  82 Internal::Texture* NewNativeImageTexture( NativeImage& nativeImg, Context& context )
  83 {
  84   NativeTexture* texture = new NativeTexture(&nativeImg, context);
  85   if (!texture->Init())
  86   {
  87     delete texture;
  88     return NULL;
  89   }
  90   return texture;
  91 }
  92
  93 Internal::Texture* NewFrameBufferTexture( unsigned int width,
  94                                           unsigned int height,
  95                                           Pixel::Format pixelFormat,
  96                                           Context& context )
  97 {
  98   FrameBufferTexture* texture = new FrameBufferTexture(width, height, pixelFormat, context);
  99   if (!texture->Init())
 100   {
 101     delete texture;
 102     return NULL;
 103   }
 104   return texture;
 105 }
 106
 107 Internal::Texture* NewFrameBufferTexture( NativeImagePtr nativeImage,
 108                                           Context& context )
 109 {
 110   NativeFrameBufferTexture* texture = new NativeFrameBufferTexture(nativeImage, context);
 111   if (!texture->Init())
 112   {
 113     delete texture;
 114     return NULL;
 115   }
 116   return texture;
 117 }
 118
 119
 120
 121 } // TextureFactory
 122 } // Internal
 123 } // Dali