text: /*
   * Copyright (c) 2020 Samsung Electronics Co., Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   */
  
  // CLASS HEADER
  #include <dali/internal/render/common/render-instruction-container.h>
  
  // INTERNAL INCLUDES
  #include <dali/internal/render/common/render-instruction.h>
  
  namespace Dali
  {
  
  namespace Internal
  {
  
  namespace SceneGraph
  {
  
  RenderInstructionContainer::RenderInstructionContainer()
  : mInstructions{}
  {
  }
  
  RenderInstructionContainer::~RenderInstructionContainer() = default;
  
  void RenderInstructionContainer::ResetAndReserve( BufferIndex bufferIndex, uint32_t capacityRequired )
  {
    // Only re-allocate if necessary.
    if( mInstructions.size() < capacityRequired )
    {
      mInstructions.reserve( capacityRequired );
    }
  
    mInstructions.clear();
  }
  
  uint32_t RenderInstructionContainer::Count( BufferIndex bufferIndex )
  {
    return static_cast<uint32_t>( mInstructions.size() );
  }
  
  RenderInstruction& RenderInstructionContainer::At( BufferIndex bufferIndex, uint32_t index )
  {
    DALI_ASSERT_DEBUG( index < mInstructions.size() );
  
    return *mInstructions[ index ];
  }
  
  void RenderInstructionContainer::PushBack( BufferIndex bufferIndex, RenderInstruction* renderInstruction )
  {
    mInstructions.push_back( renderInstruction );
  }
  
  void RenderInstructionContainer::DiscardCurrentInstruction( BufferIndex updateBufferIndex )
  {
    mInstructions.pop_back();
  }
  
  } // namespace SceneGraph
  
  } // namespace Internal
  
  } // namespace Dali
  