//private EventHandler mouseEnter;
//private EventHandler mouseLeave;
/// <summary>
/// Creats render context and supports OpenGL rendering.
/// </summary>
public GLSceneCanvas()
{
InitializeComponent();
// Set the user draw styles.
SetStyle(ControlStyles.AllPaintingInWmPaint, true);
SetStyle(ControlStyles.UserPaint, true);
SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
// check http://stackoverflow.com/questions/34664/designmode-with-controls
this.designMode = this.DesignMode || System.ComponentModel.LicenseManager.UsageMode == System.ComponentModel.LicenseUsageMode.Designtime;
//if (!this.designMode)
//{
// //this.mouseEnter = GLCanvas_MouseEnter;
// this.mouseEnter = (x, y) => ShowCursor(0);// hide system's cursor.
// this.mouseLeave = (x, y) => ShowCursor(1);// show system's cursor.
//}
{
var camera = new Camera(
new vec3(0, 0, 5), new vec3(0, 0, 0), new vec3(0, 1, 0),
CameraType.Perspecitive, this.Width, this.Height);
var scene = new Scene(camera, this);
this.Scene = scene;
this.Resize += scene.Resize;
var rotator = new FirstPerspectiveManipulater();// SatelliteManipulater();
//rotator.Bind(camera, this);
this.CameraManipulater = rotator;
}
this.fullname = this.GetType().FullName;
}
/// <summary>
/// render scene in this view port.
/// </summary>
/// <param name="scene"></param>
/// <param name="clientRectangle"></param>
/// <param name="pickingGeometryType"></param>
public override void Render(Scene scene, System.Drawing.Rectangle clientRectangle, PickingGeometryType pickingGeometryType)
{
this.On();// limit rendering area.
vec4 color = this.ClearColor.ToVec4();
OpenGL.glClearColor(color.x, color.y, color.z, color.w);
OpenGL.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT | OpenGL.GL_STENCIL_BUFFER_BIT);
this.Off();// cancel limitation.
}
/// <summary>
/// an object to be rendered in a scene.
/// </summary>
public SceneRootObject(Scene bindingScene)
{
this.BindingScene = bindingScene;
}
/// <summary>
/// Render <see cref="IRenderable"/> objects.
/// </summary>
/// <param name="scene"></param>
/// <param name="clearMask"></param>
public RenderAction(Scene scene, uint clearMask = GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT | GL.GL_STENCIL_BUFFER_BIT)
: base(scene)
{
this.ClearMask = clearMask;
}
/// <summary>
/// Render <see cref="IRenderable"/> objects.
/// </summary>
/// <param name="scene"></param>
public GUIRenderAction(Scene scene) : base(scene)
{
}
/// <summary>
/// Base type for rendering actions.
/// </summary>
/// <param name="scene"></param>
public ActionBase(Scene scene)
{
this.Scene = scene;
}