Exemplo n.º 1
0
 public DrawMap(CoordPoint p0, CoordPoint p_x, CoordPoint p_y, CoordPoint p_z, CoordPoint p_camera)
 {
     origin_coordinates = p0;
     x_coordinates      = p_x;
     y_coordinates      = p_y;
     z_coordinates      = p_z;
     camera_location    = p_camera;
 }
Exemplo n.º 2
0
 public void SetCameraPosition(OpenGL gl, CoordPoint p_camera)
 {
     camera_location = p_camera;
     gl.MatrixMode(OpenGL.GL_MODELVIEW);
     gl.LoadIdentity();
     gl.LookAt(camera_location.x, camera_location.y, camera_location.z, 0, 0, 0, 0, 1, 0);
     GLDrawCubeCoordinates(gl);
 }
Exemplo n.º 3
0
        private void glMap_MouseDown(object sender, MouseEventArgs e)
        {
            CoordPoint p = new CoordPoint(0, 50, 600);

            if (e.Button == System.Windows.Forms.MouseButtons.Left)
            {
                draw_t.SetCameraPosition(openGLControl1.OpenGL, p);
            }
        }
Exemplo n.º 4
0
        public void GLDrawGrid(OpenGL gl, CoordPoint pt1, CoordPoint pt2, int num)
        {
            double _xLen = (pt2.x - pt1.x) / num;
            double _yLen = (pt2.y - pt1.y) / num;
            double _zLen = (pt2.z - pt1.z) / num;

            gl.LineWidth(1.0f);
            gl.LineStipple(1, 0x0303);//线条样式
            gl.Begin(OpenGL.GL_LINES);
            gl.Enable(OpenGL.GL_LINE_SMOOTH);
            //glColor3f(0.0f,0.0f, 1.0f); //白色线条
            int xi = 0;
            int yi = 0;
            int zi = 0;

            //绘制平行于X的直线
            for (zi = 0; zi <= num; zi++)
            {
                double z = _zLen * zi + pt1.z;
                for (yi = 0; yi <= num; yi++)
                {
                    double y = _yLen * yi + pt1.y;
                    gl.Vertex(pt1.x, y, z);
                    gl.Vertex(pt2.x, y, z);
                }
            }
            //绘制平行于Y的直线
            for (zi = 0; zi <= num; zi++)
            {
                double z = _zLen * zi + pt1.z;
                for (xi = 0; xi <= num; xi++)
                {
                    double x = _xLen * xi + pt1.x;
                    gl.Vertex(x, pt1.y, z);
                    gl.Vertex(x, pt2.y, z);
                }
            }
            //绘制平行于Z的直线
            for (yi = 0; yi <= num; yi++)
            {
                double y = _yLen * yi + pt1.y;
                for (xi = 0; xi <= num; xi++)
                {
                    double x = _xLen * xi + pt1.x;
                    gl.Vertex(x, y, pt1.z);
                    gl.Vertex(x, y, pt2.z);
                }
            }
            gl.End();
        }
Exemplo n.º 5
0
        public void GLDrawCubeCoordinates(OpenGL gl)
        {
            /*****网格绘制*****/

            /*****使用颜色混合来消除一些锯齿, 主要针对点和线
             * 以及不相互重叠的多边形的反锯齿。*****/
            gl.BlendFunc(OpenGL.GL_SRC_ALPHA, OpenGL.GL_ONE_MINUS_SRC_ALPHA);
            gl.Enable(OpenGL.GL_BLEND);
            gl.Enable(OpenGL.GL_POINT_SMOOTH);                      //设置反走样
            gl.Hint(OpenGL.GL_POINT_SMOOTH_HINT, OpenGL.GL_NICEST); //设置反走样
            gl.Enable(OpenGL.GL_LINE_SMOOTH);
            gl.Hint(OpenGL.GL_LINE_SMOOTH_HINT, OpenGL.GL_NICEST);
            gl.Enable(OpenGL.GL_POLYGON_SMOOTH);
            gl.Hint(OpenGL.GL_POLYGON_SMOOTH_HINT, OpenGL.GL_NICEST);
            GLInitWindow(gl);
            //绘制立体坐标系
            gl.Rotate(-45, 0.0, 1.0, 0.0);
            //确定坐标系原点
            gl.PushMatrix();
            gl.Color(1.0f, 1.0f, 1.0f);
            //gl.Translate(-5, 0, -5);
            gl.Sphere(gl.NewQuadric(), 0.2, 20, 20);
            gl.PopMatrix();
            //画网格线,X-Z平面
            CoordPoint cpoint1 = new CoordPoint(0, 0, 0);
            CoordPoint cpoint2 = new CoordPoint(x_coordinates.x, 0, z_coordinates.z);

            gl.Color(0.9f, 0.9f, 0.9f);
            GLDrawGrid(gl, cpoint1, cpoint2, 10);
            //画网格线,
            gl.PushMatrix();
            gl.Rotate(90, 1.0, 0.0, 0.0);
            gl.Translate(0.0f, 0.0f, -z_coordinates.z);
            CoordPoint cpoint3 = new CoordPoint(0, 0, 0);
            CoordPoint cpoint4 = new CoordPoint(x_coordinates.x, 0, z_coordinates.z);

            gl.Color(0.9f, 0.9f, 0.0f);
            GLDrawGrid(gl, cpoint3, cpoint4, 10);
            gl.PopMatrix();
            //画网格线
            gl.PushMatrix();
            gl.Rotate(90, 0.0, 0.0, 1.0);
            //gl.Translate(5, 5, -0);
            CoordPoint cpoint5 = new CoordPoint(0, 0, 0);
            CoordPoint cpoint6 = new CoordPoint(x_coordinates.x, 0, z_coordinates.z);

            gl.Color(0.0f, 0.9f, 0.0f);
            GLDrawGrid(gl, cpoint5, cpoint6, 10);
            gl.PopMatrix();
            //画坐标轴
            gl.PushMatrix();
            gl.Color(0.0f, 1, 0.0f);
            gl.Cylinder(gl.NewQuadric(), 0.05, 0.05, z_coordinates.z, 10, 5);   //Z
            gl.Translate(0, 0, z_coordinates.z);
            gl.Cylinder(gl.NewQuadric(), 0.2, 0.0, 0.5, 10, 5);                 //Z
            gl.PopMatrix();
            gl.PushMatrix();
            gl.Translate(0, 0.2, z_coordinates.z);
            GLPrint(gl, "Z");                                               // Print GL Text ToThe Screen
            gl.PopMatrix();
            //画坐标轴
            gl.PushMatrix();
            gl.Color(1, 0, 0.0f);
            gl.Rotate(90, 0.0, 1.0, 0.0);
            gl.Cylinder(gl.NewQuadric(), 0.05, 0.05, x_coordinates.x, 10, 5);   //X
            gl.Translate(0, 0, x_coordinates.x);
            gl.Cylinder(gl.NewQuadric(), 0.2, 0.0, 0.5, 10, 5);                 //X
            gl.PopMatrix();
            gl.PushMatrix();
            gl.Rotate(90, 0.0, 1.0, 0.0);
            gl.Translate(0, 0.2, x_coordinates.x);
            GLPrint(gl, "X");                                               // Print GL Text ToThe Screen
            gl.PopMatrix();
            //画坐标轴
            gl.PushMatrix();
            gl.Color(1, 1, 0.0f);
            gl.Rotate(-90, 1.0, 0.0, 0.0);
            gl.Cylinder(gl.NewQuadric(), 0.05, 0.05, y_coordinates.y, 10, 5);   //Y
            gl.Translate(0, 0, y_coordinates.y);
            gl.Cylinder(gl.NewQuadric(), 0.2, 0.0, 0.5, 10, 5);                 //Y
            gl.PopMatrix();
            gl.PushMatrix();
            gl.Rotate(-90, 1.0, 0.0, 0.0);
            gl.Translate(0.0, 0.6, y_coordinates.y);
            gl.Rotate(90, 1.0, 0.0, 0.0);
            GLPrint(gl, "Y");                                               // Print GL Text ToThe Screen
            gl.PopMatrix();
            /*****取消反锯齿*****/
            gl.Disable(OpenGL.GL_BLEND);
            gl.Disable(OpenGL.GL_LINE_SMOOTH);
            gl.Disable(OpenGL.GL_POINT_SMOOTH);
            gl.Disable(OpenGL.GL_POLYGON_SMOOTH);
        }