2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <dali/internal/event/rendering/texture-impl.h> // Dali::Internal::Texture
22 #include <dali/internal/update/manager/update-manager.h>
23 #include <dali/internal/event/common/stage-impl.h>
30 TexturePtr Texture::New(TextureType::Type type, Pixel::Format format, unsigned int width, unsigned int height )
32 TexturePtr texture( new Texture( type, format, width, height ) );
33 texture->Initialize();
37 TexturePtr Texture::New( NativeImageInterface& nativeImageInterface )
39 TexturePtr texture( new Texture( &nativeImageInterface ) );
40 texture->Initialize();
44 Render::Texture* Texture::GetRenderObject() const
49 Texture::Texture(TextureType::Type type, Pixel::Format format, unsigned int width, unsigned int height )
50 : mEventThreadServices( *Stage::GetCurrent() ),
51 mRenderObject( NULL ),
60 Texture::Texture( NativeImageInterfacePtr nativeImageInterface )
61 : mEventThreadServices( *Stage::GetCurrent() ),
62 mRenderObject( NULL ),
63 mNativeImage( nativeImageInterface ),
64 mType( TextureType::TEXTURE_2D ),
65 mFormat( Pixel::RGB888 ),
66 mWidth( nativeImageInterface->GetWidth() ),
67 mHeight( nativeImageInterface->GetHeight() )
71 void Texture::Initialize()
73 if( EventThreadServices::IsCoreRunning() )
77 mRenderObject = new Render::Texture( mNativeImage );
81 mRenderObject = new Render::Texture( mType, mFormat, mWidth, mHeight );
84 OwnerPointer< Render::Texture > transferOwnership( mRenderObject );
85 AddTexture( mEventThreadServices.GetUpdateManager(), transferOwnership );
91 if( EventThreadServices::IsCoreRunning() && mRenderObject )
93 RemoveTexture( mEventThreadServices.GetUpdateManager(), *mRenderObject );
97 bool Texture::Upload( PixelDataPtr pixelData )
99 return Upload( pixelData, 0u, 0u, 0u, 0u, pixelData->GetWidth(), pixelData->GetHeight() );
102 bool Texture::Upload( PixelDataPtr pixelData,
103 unsigned int layer, unsigned int mipmap,
104 unsigned int xOffset, unsigned int yOffset,
105 unsigned int width, unsigned int height )
108 if( EventThreadServices::IsCoreRunning() && mRenderObject )
112 DALI_LOG_ERROR( "OpenGL ES does not support uploading data to native texture\n");
116 unsigned int pixelDataSize = pixelData->GetWidth()*pixelData->GetHeight();
117 if( pixelData->GetBuffer() == NULL || pixelDataSize == 0 )
119 DALI_LOG_ERROR( "PixelData is empty\n");
123 Pixel::Format pixelDataFormat = pixelData->GetPixelFormat();
124 if( ( pixelDataFormat == mFormat ) || ( (pixelDataFormat == Pixel::RGB888 ) && ( mFormat == Pixel::RGBA8888 ) ) )
126 if( pixelDataSize < width * height )
128 DALI_LOG_ERROR( "PixelData of an incorrect size when trying to update texture\n");
130 else if( ( xOffset + width > ( mWidth / (1<<mipmap) ) ) ||
131 ( yOffset + height > ( mHeight / (1<<mipmap) ) ) )
133 DALI_LOG_ERROR( "Texture update area out of bounds\n");
137 //Parameters are correct. Send message to upload data to the texture
138 UploadParams params = { layer, mipmap, xOffset, yOffset, width, height };
139 UploadTextureMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, pixelData, params );
145 DALI_LOG_ERROR( "Bad format\n");
154 void Texture::GenerateMipmaps()
156 if( EventThreadServices::IsCoreRunning() && mRenderObject )
158 GenerateMipmapsMessage(mEventThreadServices.GetUpdateManager(), *mRenderObject );
162 unsigned int Texture::GetWidth() const
167 unsigned int Texture::GetHeight() const
172 } // namespace Internal