TriangleRep.h

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "Rep.h"
 
namespace Freestyle {
 
class TriangleRep : public Rep {
 public:
  enum TRIANGLE_STYLE {
    FILL,
    LINES,
  };
 
 private:
  TRIANGLE_STYLE _Style;
  Vec3r _vertices[3];
  Vec3r _colors[3];
 
 public:
  inline TriangleRep() : Rep()
  {
    _Style = FILL;
  }
 
  inline TriangleRep(const Vec3r &v0, const Vec3r &v1, const Vec3r &v2) : Rep()
  {
    _vertices[0] = v0;
    _vertices[1] = v1;
    _vertices[2] = v2;
    _Style = FILL;
  }
 
  inline TriangleRep(const Vec3r &v0,
                     const Vec3r &c0,
                     const Vec3r &v1,
                     const Vec3r &c1,
                     const Vec3r &v2,
                     const Vec3r &c2)
      : Rep()
  {
    _vertices[0] = v0;
    _vertices[1] = v1;
    _vertices[2] = v2;
    _colors[0] = c0;
    _colors[1] = c1;
    _colors[2] = c2;
    _Style = FILL;
  }
 
  virtual ~TriangleRep() {}
 
  inline const TRIANGLE_STYLE style() const
  {
    return _Style;
  }
 
  inline const Vec3r &vertex(int index) const
  {
    return _vertices[index];
  }
 
  inline const Vec3r &color(int index) const
  {
    return _colors[index];
  }
 
  inline void setStyle(const TRIANGLE_STYLE iStyle)
  {
    _Style = iStyle;
  }
 
  inline void setVertex(int index, const Vec3r &iVertex)
  {
    _vertices[index] = iVertex;
  }
 
  inline void setColor(int index, const Vec3r &iColor)
  {
    _colors[index] = iColor;
  }
 
  inline void setVertices(const Vec3r &v0, const Vec3r &v1, const Vec3r &v2)
  {
    _vertices[0] = v0;
    _vertices[1] = v1;
    _vertices[2] = v2;
  }
 
  inline void setColors(const Vec3r &c0, const Vec3r &c1, const Vec3r &c2)
  {
    _colors[0] = c0;
    _colors[1] = c1;
    _colors[2] = c2;
  }
 
  virtual void accept(SceneVisitor &v)
  {
    Rep::accept(v);
    v.visitTriangleRep(*this);
  }
 
  virtual void ComputeBBox();
};
 
} /* namespace Freestyle */