2 * Copyright (c) 2019 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>
24 #include <dali/integration-api/render-controller.h>
31 TexturePtr Texture::New(TextureType::Type type, Pixel::Format format, unsigned int width, unsigned int height )
33 constexpr auto max_value = std::numeric_limits< uint16_t >::max();
34 DALI_ASSERT_ALWAYS( ( width < max_value )&&( height < max_value )&& "Size out of range" );
35 TexturePtr texture( new Texture( type, format, ImageDimensions( width, height) ) );
36 texture->Initialize();
40 TexturePtr Texture::New( NativeImageInterface& nativeImageInterface )
42 TexturePtr texture( new Texture( &nativeImageInterface ) );
43 texture->Initialize();
45 // Request event processing and update forcely.
46 texture->mEventThreadServices.GetRenderController().RequestProcessEventsOnIdle( true );
47 texture->mEventThreadServices.ForceNextUpdate();
51 Render::Texture* Texture::GetRenderObject() const
56 Texture::Texture(TextureType::Type type, Pixel::Format format, ImageDimensions size )
57 : mEventThreadServices( EventThreadServices::Get() ),
58 mRenderObject( NULL ),
66 Texture::Texture( NativeImageInterfacePtr nativeImageInterface )
67 : mEventThreadServices( EventThreadServices::Get() ),
68 mRenderObject( NULL ),
69 mNativeImage( nativeImageInterface ),
70 mSize( nativeImageInterface->GetWidth(), nativeImageInterface->GetHeight() ),
71 mType( TextureType::TEXTURE_2D ),
72 mFormat( Pixel::RGB888 )
76 void Texture::Initialize()
78 if( EventThreadServices::IsCoreRunning() )
82 mRenderObject = new Render::Texture( mNativeImage );
86 mRenderObject = new Render::Texture( mType, mFormat, mSize );
89 OwnerPointer< Render::Texture > transferOwnership( mRenderObject );
90 AddTexture( mEventThreadServices.GetUpdateManager(), transferOwnership );
96 if( EventThreadServices::IsCoreRunning() && mRenderObject )
98 RemoveTexture( mEventThreadServices.GetUpdateManager(), *mRenderObject );
102 bool Texture::Upload( PixelDataPtr pixelData )
104 return Upload( pixelData, 0u, 0u, 0u, 0u, pixelData->GetWidth(), pixelData->GetHeight() );
107 bool Texture::Upload( PixelDataPtr pixelData,
108 unsigned int layer, unsigned int mipmap,
109 unsigned int xOffset, unsigned int yOffset,
110 unsigned int width, unsigned int height )
112 constexpr auto max_value = std::numeric_limits< uint16_t >::max();
113 DALI_ASSERT_ALWAYS( layer < max_value &&
114 mipmap < max_value &&
115 xOffset < max_value &&
116 yOffset < max_value &&
118 height < max_value &&
119 "Parameter value out of range" );
122 if( EventThreadServices::IsCoreRunning() && mRenderObject )
126 DALI_LOG_ERROR( "OpenGL ES does not support uploading data to native texture\n");
130 unsigned int pixelDataSize = pixelData->GetWidth()*pixelData->GetHeight();
131 if( pixelData->GetBuffer() == NULL || pixelDataSize == 0 )
133 DALI_LOG_ERROR( "PixelData is empty\n");
137 Pixel::Format pixelDataFormat = pixelData->GetPixelFormat();
138 if( ( pixelDataFormat == mFormat ) || ( (pixelDataFormat == Pixel::RGB888 ) && ( mFormat == Pixel::RGBA8888 ) ) )
140 if( pixelDataSize < width * height )
142 DALI_LOG_ERROR( "PixelData of an incorrect size when trying to update texture\n");
144 else if( ( xOffset + width > ( mSize.GetWidth() / (1u << mipmap) ) ) ||
145 ( yOffset + height > ( mSize.GetHeight() / (1u << mipmap) ) ) )
147 DALI_LOG_ERROR( "Texture update area out of bounds\n");
151 //Parameters are correct. Send message to upload data to the texture
152 UploadParams params = { static_cast< uint16_t >( layer ),
153 static_cast< uint16_t >( mipmap ),
154 static_cast< uint16_t >( xOffset ),
155 static_cast< uint16_t >( yOffset ),
156 static_cast< uint16_t >( width ),
157 static_cast< uint16_t >( height ) };
158 UploadTextureMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, pixelData, params );
160 // Request event processing and update forcely
161 mEventThreadServices.GetRenderController().RequestProcessEventsOnIdle( true );
162 mEventThreadServices.ForceNextUpdate();
169 DALI_LOG_ERROR( "Bad format\n");
178 void Texture::GenerateMipmaps()
180 if( EventThreadServices::IsCoreRunning() && mRenderObject )
182 GenerateMipmapsMessage(mEventThreadServices.GetUpdateManager(), *mRenderObject );
186 unsigned int Texture::GetWidth() const
188 return mSize.GetWidth();
191 unsigned int Texture::GetHeight() const
193 return mSize.GetHeight();
196 } // namespace Internal