adaptors/mobile/mobile-native-buffer-render-surface.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 // CLASS HEADER
  19 #include "mobile-native-buffer-render-surface.h"
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/integration-api/debug.h>
  23 #include <dali/integration-api/gl-abstraction.h>
  24 #include <native-buffer-pool.h>
  25
  26 // INTERANL INCLUDES
  27 #include <gl/egl-implementation.h>
  28 #include <trigger-event.h>
  29
  30 namespace Dali
  31 {
  32
  33 namespace Internal
  34 {
  35
  36 namespace Adaptor
  37 {
  38
  39 #if defined(DEBUG_ENABLED)
  40 extern Debug::Filter* gRenderSurfaceLogFilter;
  41 #endif
  42
  43 namespace ECore
  44 {
  45
  46 NativeBufferRenderSurface::NativeBufferRenderSurface( native_buffer_provider* provider,
  47                                                       native_buffer_pool* pool,
  48                                                       unsigned int maxBufferCount,
  49                                                       Dali::PositionSize positionSize,
  50                                                       Any surface,
  51                                                       Any display,
  52                                                       const std::string& name,
  53                                                       bool isTransparent )
  54 : RenderSurface( Dali::RenderSurface::NATIVE_BUFFER, positionSize, surface, display, "native_buffer", isTransparent ),
  55   mProvider( provider ),
  56   mPool( pool ),
  57   mMaxBufferCount( maxBufferCount ),
  58   mIsAcquired( false )
  59 {
  60   DALI_ASSERT_ALWAYS(maxBufferCount > 0);
  61   Init( surface );
  62 }
  63
  64 NativeBufferRenderSurface::~NativeBufferRenderSurface()
  65 {
  66   DALI_LOG_WARNING("%d native buffer will be destroyed\n", mBuffers.size());
  67
  68   // destroy buffers
  69   NativeBufferContainer::iterator bufferIter;
  70   for (bufferIter = mBuffers.begin(); bufferIter != mBuffers.end(); ++bufferIter)
  71   {
  72     native_buffer_destroy((*bufferIter));
  73   }
  74   mBuffers.clear();
  75 }
  76
  77 Ecore_X_Drawable NativeBufferRenderSurface::GetDrawable()
  78 {
  79   return (Ecore_X_Drawable)0;
  80 }
  81
  82 Dali::RenderSurface::SurfaceType NativeBufferRenderSurface::GetType()
  83 {
  84   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
  85   return Dali::RenderSurface::NATIVE_BUFFER;
  86 }
  87
  88 Any NativeBufferRenderSurface::GetSurface()
  89 {
  90   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
  91   return Any();
  92 }
  93
  94 void NativeBufferRenderSurface::InitializeEgl( EglInterface& egl )
  95 {
  96   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
  97
  98   EglImplementation& eglImpl = static_cast<EglImplementation&>( egl );
  99   eglImpl.InitializeGles( reinterpret_cast< EGLNativeDisplayType >( mMainDisplay ), false /* external surface */);
 100
 101   eglImpl.ChooseConfig(false, mColorDepth);
 102 }
 103
 104 native_buffer* NativeBufferRenderSurface::CreateNativeBuffer()
 105 {
 106   native_buffer* buffer;
 107
 108   buffer = native_buffer_create(mProvider, mPosition.width, mPosition.height,
 109     mColorDepth == COLOR_DEPTH_32? mPosition.width * 4 : mPosition.width * 3, /* stride will be deprecated */
 110     mColorDepth == COLOR_DEPTH_32? NATIVE_BUFFER_FORMAT_BGRA_8888 : NATIVE_BUFFER_FORMAT_RGB_888,
 111     NATIVE_BUFFER_USAGE_3D_RENDER);
 112
 113   if(buffer)
 114   {
 115     // insert buffer to list
 116     mBuffers.push_back(buffer);
 117   }
 118
 119   return buffer;
 120 }
 121
 122 void NativeBufferRenderSurface::CreateEglSurface( EglInterface& egl )
 123 {
 124   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
 125
 126   EglImplementation& eglImpl = static_cast<EglImplementation&>( egl );
 127
 128   // create one buffer
 129   native_buffer_pool_add_buffer(mPool, CreateNativeBuffer());
 130
 131   DALI_ASSERT_ALWAYS( native_buffer_pool_acquire_surface( mPool, eglImpl.GetDisplay(), eglImpl.GetContext() ) == STATUS_SUCCESS );
 132   mIsAcquired = true;
 133 }
 134
 135 void NativeBufferRenderSurface::DestroyEglSurface( EglInterface& egl )
 136 {
 137   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
 138
 139   // Remove buffers from pool
 140   native_buffer_pool_reset(mPool);
 141 }
 142
 143 bool NativeBufferRenderSurface::ReplaceEGLSurface( EglInterface& egl )
 144 {
 145   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
 146
 147   return false;
 148 }
 149
 150 bool NativeBufferRenderSurface::PreRender( EglInterface& egl, Integration::GlAbstraction& glAbstraction )
 151 {
 152   EglImplementation& eglImpl = static_cast<EglImplementation&>( egl );
 153
 154   if(mIsAcquired)
 155   {
 156     mIsAcquired = false;
 157     return true;
 158   }
 159
 160   // Attempt to acquire a surface for rendering
 161   while( !mIsStopped && native_buffer_pool_get_input_buffer_count(mPool) < 1 )
 162   {
 163     if(mBuffers.size() <= mMaxBufferCount)
 164     {
 165       // create one buffer
 166       native_buffer_pool_add_buffer(mPool, CreateNativeBuffer());
 167     }
 168     else
 169     {
 170       usleep( 5 * 1000 );  // polling per 5 msec
 171     }
 172   }
 173
 174   if( !mIsStopped && native_buffer_pool_acquire_surface( mPool, eglImpl.GetDisplay(), eglImpl.GetContext() ) != STATUS_SUCCESS )
 175   {
 176     DALI_LOG_ERROR("Failed to acquire native buffer surface (# queue : %d)\n", native_buffer_pool_get_input_buffer_count(mPool));
 177   }
 178
 179   return !mIsStopped; // fail if it is stopped
 180 }
 181
 182 void NativeBufferRenderSurface::PostRender( EglInterface& egl, Integration::GlAbstraction& glAbstraction, unsigned int timeDelta, SyncMode syncMode )
 183 {
 184   glAbstraction.Flush();
 185
 186   // release the surface to allow consumer usage
 187   if(native_buffer_pool_release_surface( mPool ) != STATUS_SUCCESS)
 188   {
 189     DALI_LOG_ERROR("Failed to release native buffer surface (# queue : %d)\n", native_buffer_pool_get_input_buffer_count(mPool));
 190   }
 191
 192   // create damage for client applications which wish to know the update timing
 193   if( mRenderNotification )
 194   {
 195     // use notification trigger
 196     // Tell the event-thread to render the pixmap
 197     mRenderNotification->Trigger();
 198   }
 199
 200   // Do render synchronisation
 201   DoRenderSync( timeDelta, syncMode );
 202 }
 203
 204 void NativeBufferRenderSurface::CreateXRenderable()
 205 {
 206   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
 207
 208   // nothing to do
 209 }
 210
 211 void NativeBufferRenderSurface::UseExistingRenderable( unsigned int surfaceId )
 212 {
 213   DALI_LOG_TRACE_METHOD( gRenderSurfaceLogFilter );
 214
 215   // nothing to do
 216 }
 217
 218 } // namespace ECore
 219
 220 } // namespace Adaptor
 221
 222 } // namespace Internal
 223
 224 } // namespace Dali