GeometryAppearance.h

#ifndef GLDRAW_GEOMETRY_APPEARANCE_H
#define GLDRAW_GEOMETRY_APPEARANCE_H

#include <KrisLibrary/math3d/primitives.h>
#include <KrisLibrary/meshing/TriMesh.h>
#include "GLColor.h"
#include "GLTextureObject.h"
#include "GLDisplayList.h"
#include <KrisLibrary/image/image.h>
#include <memory>

namespace Geometry {
  //forward declaration
  class AnyGeometry3D;
  class AnyCollisionGeometry3D;
}// namespace Geometry
//forward declaration
class Image;

namespace GLDraw {

void draw(const Geometry::AnyGeometry3D& geom);
void drawPoints(const Geometry::AnyGeometry3D& geom);
void drawFaces(const Geometry::AnyGeometry3D& geom);

void drawWorld(const Geometry::AnyCollisionGeometry3D& geom);
void drawPointsWorld(const Geometry::AnyCollisionGeometry3D& geom);
void drawFacesWorld(const Geometry::AnyCollisionGeometry3D& geom);

void drawExpanded(Geometry::AnyCollisionGeometry3D& geom,Math::Real p=-1);

class GeometryAppearance
{
 public:
  GeometryAppearance();
  void CopyMaterial(const GeometryAppearance& rhs);
  void Set(const Geometry::AnyGeometry3D& geom);
  void Set(const Geometry::AnyCollisionGeometry3D& geom);
  void Refresh();
  void DrawGL();
  void SetColor(float r,float g, float b, float a);
  void SetColor(const GLColor& color);
  void ModulateColor(const GLColor& color,float fraction);

  const Geometry::AnyGeometry3D* geom;
  std::vector<GeometryAppearance> subAppearances;

  bool drawVertices,drawEdges,drawFaces;
  float vertexSize,edgeSize;
  bool lightFaces;
  GLColor vertexColor,edgeColor,faceColor;
  std::vector<GLColor> vertexColors,faceColors;
  std::shared_ptr<Image> tex1D,tex2D;
  bool texWrap; 
  std::vector<Math3D::Vector2> texcoords;
  std::vector<Math3D::Vector4> texgen;

  std::shared_ptr<Meshing::TriMesh> implicitSurfaceMesh;
  GLDisplayList vertexDisplayList,faceDisplayList;
  GLTextureObject textureObject;
};

} //namespace GLDraw

#endif