vtkEGLRenderWindowInternals.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause

#ifndef vtkEGLRenderWindowInternals_h
#define vtkEGLRenderWindowInternals_h

#include "Private/vtkEGLConfig.h"
#include "vtkOpenGLRenderer.h"

#include "vtkglad/include/glad/egl.h"

VTK_ABI_NAMESPACE_BEGIN

class VTKRENDERINGOPENGL2_EXPORT vtkEGLRenderWindowInternals
{
public:
  [[nodiscard]] EGLDisplay GetDisplay() const { return this->Display; }

  [[nodiscard]] EGLDisplay GetSurface() const { return this->Surface; }


  [[nodiscard]] EGLContext GetContext() const { return this->Context; }
  void SetContext(EGLContext context) { this->Context = context; }


  [[nodiscard]] EGLNativeWindowType GetWindow() const { return this->Window; }
  void SetWindow(EGLNativeWindowType window) { this->Window = window; }

  void SwapBuffer();

  [[nodiscard]] int GetNumberOfDevices();

  [[nodiscard]] bool SetDeviceAsDisplay(int deviceIndex);

  void DestroyWindow();

  void ConfigureWindow(int width, int height);

  void SetDeviceIndex(int deviceIndex) { this->DeviceIndex = deviceIndex; };

  void SetUseOnscreenRendering(bool useOnscreenRendering);

  void GetSizeFromSurface(int* size);

  void ReleaseCurrent();

  bool MakeCurrent();

  vtkEGLRenderWindowInternals();
  ~vtkEGLRenderWindowInternals() = default;

private:
  EGLNativeWindowType Window;
  EGLDisplay Display;
  EGLSurface Surface;
  EGLContext Context;

  int DeviceIndex = -1;
  bool UseOnscreenRendering = false;

  std::unique_ptr<vtkEGLConfig> Config;
};

VTK_ABI_NAMESPACE_END
#endif