codebase / stimlib

  #ifndef STIM_GL_AABB
  #define STIM_GL_AABB
  

  #include <stim/visualization/aaboundingbox.h>
  #include <GL/gl.h>

  
  namespace stim{
  
  template <typename T>

  class gl_aaboundingbox : public aaboundingbox<T>{

  
  public:
  

  	using stim::aaboundingbox<T>::A;
  	using stim::aaboundingbox<T>::B;
  

  	//default constructor

  	gl_aaboundingbox() : stim::aaboundingbox<T>(){}

  
  	//constructor takes an AABB

  	gl_aaboundingbox(stim::aaboundingbox<T> b) : stim::aaboundingbox<T>(b){}

  
  
  	/// Specifies vertices of the bounding box using CW winding. Use GL_LINE_LOOP for wireframe or GL_QUADS for a solid.

  	void glWire(){

  		//front plane (in A[2])
  		glBegin(GL_LINE_LOOP);

  			glVertex3f(A[0], A[1], A[2]);
  			glVertex3f(A[0], B[1], A[2]);
  			glVertex3f(B[0], B[1], A[2]);
  			glVertex3f(B[0], A[1], A[2]);

  		glEnd();

  		//back plane (in B[2])
  		glBegin(GL_LINE_LOOP);

  			glVertex3f(B[0], B[1], B[2]);
  			glVertex3f(A[0], B[1], B[2]);
  			glVertex3f(A[0], A[1], B[2]);			
  			glVertex3f(B[0], A[1], B[2]);

  		glEnd();
  
  		//fill out the rest of the lines to connect the two faces
  		glBegin(GL_LINES);
  			glVertex3f(A[0], B[1], A[2]);
  			glVertex3f(A[0], B[1], B[2]);
  			glVertex3f(B[0], B[1], B[2]);
  			glVertex3f(B[0], B[1], A[2]);
  			glVertex3f(B[0], A[1], A[2]);
  			glVertex3f(B[0], A[1], B[2]);
  			glVertex3f(A[0], A[1], B[2]);
  			glVertex3f(A[0], A[1], A[2]);
  		glEnd();
  

  	}
  
  
  };		//end stim::gl_aabb
  
  
  };		//end namespace stim
  

  #endif