vtkOpenGLES30PolyDataMapper2D.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkOpenGLES30PolyDataMapper2D_h
#define vtkOpenGLES30PolyDataMapper2D_h
 
#include "vtkOpenGLPolyDataMapper2D.h"
 
#include "vtkOpenGLVertexBufferObjectGroup.h" // for ivar
#include "vtkRenderingOpenGL2Module.h"        // for export macro
#include "vtkWrappingHints.h"                 // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkOverrideAttribute;
 
class VTKRENDERINGOPENGL2_EXPORT VTK_MARSHALAUTO vtkOpenGLES30PolyDataMapper2D
  : public vtkOpenGLPolyDataMapper2D
{
public:
  vtkTypeMacro(vtkOpenGLES30PolyDataMapper2D, vtkOpenGLPolyDataMapper2D);
  static vtkOpenGLES30PolyDataMapper2D* New();
  VTK_NEWINSTANCE
  static vtkOverrideAttribute* CreateOverrideAttributes();
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  // NOLINTNEXTLINE(readability-enum-initial-value)
  enum PrimitiveTypes
  {
    PrimitiveStart = 0,
    PrimitivePoints = 0,
    PrimitiveLines,
    PrimitiveTris,
    PrimitiveTriStrips,
    PrimitiveEnd
  };

  void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor) override;

  void ReleaseGraphicsResources(vtkWindow*) override;
 
protected:
  vtkOpenGLES30PolyDataMapper2D();
  ~vtkOpenGLES30PolyDataMapper2D() override;

  void BuildShaders(std::string& VertexCode, std::string& fragmentCode, std::string& geometryCode,
    vtkViewport* ren, vtkActor2D* act) override;

  void ReplaceShaderPointSize(std::string& VSSource, vtkViewport* ren, vtkActor2D* act);

  void ReplaceShaderWideLines(std::string& VSSource, vtkViewport* ren, vtkActor2D* act);

  void UpdateShaders(vtkOpenGLHelper& cellBO, vtkViewport* viewport, vtkActor2D* act) override;

  void SetMapperShaderParameters(
    vtkOpenGLHelper& cellBO, vtkViewport* viewport, vtkActor2D* act) override;

  void UpdateVBO(vtkActor2D* act, vtkViewport* viewport);
 
  std::vector<unsigned int> PrimitiveIndexArrays[PrimitiveEnd];
  vtkNew<vtkOpenGLVertexBufferObjectGroup> PrimitiveVBOGroup[PrimitiveEnd];
  PrimitiveTypes CurrentDrawCallPrimtiveType = PrimitiveEnd;
 
private:
  vtkOpenGLES30PolyDataMapper2D(const vtkOpenGLES30PolyDataMapper2D&) = delete;
  void operator=(const vtkOpenGLES30PolyDataMapper2D&) = delete;
};
 
#define vtkOpenGLES30PolyDataMapper2D_OVERRIDE_ATTRIBUTES                                          \
  vtkOpenGLES30PolyDataMapper2D::CreateOverrideAttributes()
VTK_ABI_NAMESPACE_END
#endif