//Reset blendfunction

      gl.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA);

    }

   

    public void fadeToColor(PApplet p, GL gl, float r, float g, float b, float speed) {

         

          //FIXME test not using glReadpixel to get the depth at the location

          //instead we have to build a ray with the result, from the camera location going through the resulst and check for hits ourselves

          glu.gluUnProject((double)screenX, applet.height - (double)screenY, 0, model, 0, proj, 0, viewport, 0, mousePosArr, 0);

       

        returnVect = new Vector3D((float)mousePosArr[0], (float)mousePosArr[1], (float)mousePosArr[2]);

      }catch(Exception e){

        e.printStackTrace();

        //System.out.println("Use method getWorldForScreenCoords only when drawing with openGL! And dont put negative screen values in!");

        PGraphicsOpenGL pgl = ((PGraphicsOpenGL)applet.g);

        GL gl   = pgl.beginGL(); 

        GLU glu = pgl.glu;

        Vector3D returnVect = projectGL(gl, glu, point);

        return returnVect;

      }catch(Exception e){

        e.printStackTrace();

        //System.out.println("Use method getWorldForScreenCoords only when drawing with openGL! And dont put negative screen values in!");

      }

            gl.glPushMatrix();

              gl.glMultMatrixf(shape.getGlobalMatrix().toFloatBuffer());

              NewPt = Tools3D.projectGL(gl, pgl.glu, NewPt, NewPt);

            gl.glPopMatrix();

           

            this.mapToSphere(NewPt, this.StVec);

          }else{

            logger.error(getName() + " Didnt hit sphere!");

          }

            gl.glPushMatrix();

              gl.glMultMatrixf(shape.getGlobalMatrix().toFloatBuffer());

              NewPt = Tools3D.projectGL(gl, pgl.glu, NewPt, NewPt);

            gl.glPopMatrix();

           

            logger.debug(NewPt);

            this.drag(NewPt, q);

          }else{

            return Matrix.get4x4Identity();