MinimalSceneRhi.hh

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/*
 * Copyright (C) 2022 Open Source Robotics Foundation
 *
 * 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.
 *
*/
 
#ifndef GZ_GUI_PLUGINS_MINIMALSCENE_MINIMALSCENERHI_HH_
#define GZ_GUI_PLUGINS_MINIMALSCENE_MINIMALSCENERHI_HH_
 
#include <string>
 
#include "gz/gui/Plugin.hh"
#include "gz/rendering/RenderTypes.hh"
 
#include <QSGTexture>
#include <QSize>
 
namespace gz::gui::plugins
{
  //
  class GzCameraTextureRhi
  {
    public: virtual ~GzCameraTextureRhi();
 
    public: virtual void Update(rendering::CameraPtr _camera) = 0;
  };
 
  class GzRenderer;
  class RenderSync;
 
  class RenderThreadRhi
  {
    public: virtual ~RenderThreadRhi();
 
    public: virtual QOffscreenSurface *Surface() const;
 
    //
    public: virtual void SetSurface(QOffscreenSurface *_surface);
 
    public: virtual QOpenGLContext *Context() const;
 
    //
    public: virtual void SetContext(QOpenGLContext *_context);
 
    //
    public: virtual std::string Initialize() = 0;
 
    public: virtual void RenderNext(RenderSync *_renderSync) = 0;
 
    public: virtual void Update(rendering::CameraPtr _camera) = 0;
 
    public: virtual void* TexturePtr() const = 0;
 
    public: virtual QSize TextureSize() const = 0;
 
    public: virtual void ShutDown() = 0;
  };
 
  class TextureNodeRhi
  {
    public: virtual ~TextureNodeRhi();
 
    public: virtual QSGTexture *Texture() const = 0;
 
    public: virtual bool HasNewTexture() const = 0;
 
    public: virtual void NewTexture(
        void* _texturePtr, const QSize &_size) = 0;
 
    public: virtual void PrepareNode() = 0;
   };
}  // namespace gz::gui::plugins
 
#endif  // GZ_GUI_PLUGINS_MINIMALSCENE_MINIMALSCENERHI_HH_