private RendererBase GetPropellerRTT()
{
var teapot = TeapotRenderer.Create();
teapot.Scale *= 0.5f;
int width = 600, height = 400;
var innerCamera = new Camera(new vec3(0, 2, 5), new vec3(0, 0, 0), new vec3(0, 1, 0), CameraType.Ortho, width, height);
var rtt = new RTTRenderer(width, height, innerCamera);
rtt.Children.Add(teapot);
var billboard = TextureBillboardRenderer.Create(rtt as ITextureSource, width, height);
var group = new GroupRenderer();
group.Children.Add(rtt); // rtt must be before billboard.
group.Children.Add(billboard);
group.WorldPosition = new vec3(3, 0.5f, 0); // this looks nice.
var propeller = GetPropellerFlabellum();
propeller.Children.Add(group);
return(propeller);
}
public GroupFigure(List <Figure> figures = null)
{
if (figures == null)
{
_placeHolder = new Placeholder();
figures = new List <Figure> {
_placeHolder
};
}
Style.BorderStyle = null;
var path = new SerializableGraphicsPath();
path.Path.AddRectangle(new RectangleF(-0.5f, -0.5f, 1, 1));
foreach (var figure in figures)
{
var fig = figure.DeepClone();
fig.Transform.Matrix.Multiply(Transform, MatrixOrder.Append);
_figures.Add(fig);
}
Geometry = new PrimitiveGeometry(path, AllowedOperations.All ^
(AllowedOperations.Vertex | AllowedOperations.Pathed))
{
Name = "Group"
};
Renderer = new GroupRenderer();
Transform = new SerializableGraphicsMatrix();
}
private void FormMain_Load(object sender, EventArgs e)
{
var teapot = TeapotRenderer.Create();
this.teapot = teapot;
int width = 400, height = 200;
var rtt = new RTTRenderer(width, height, new Camera(new vec3(0, 0, 5), new vec3(0, 0, 0), new vec3(0, 1, 0), CameraType.Perspecitive, width, height));
rtt.Children.Add(teapot);// rendered to framebuffer, then to texture.
this.rtt = rtt;
var rectangle = RectangleRenderer.Create();
//var rectangle = new LegacyRectangleRenderer();//LegacyRectangleRenderer dosen't work in rendering-to-texture.
rectangle.TextureSource = rtt;
rectangle.Scale = new vec3(7, 7, 7);
this.rectangle = rectangle;
var group = new GroupRenderer();
group.Children.Add(rtt);
group.Children.Add(rectangle);
var position = new vec3(5, 1, 4);
var center = new vec3(0, 0, 0);
var up = new vec3(0, 1, 0);
var camera = new Camera(position, center, up, CameraType.Perspecitive, this.winGLCanvas1.Width, this.winGLCanvas1.Height);
this.scene = new Scene(camera, this.winGLCanvas1)
{
ClearColor = Color.SkyBlue.ToVec4(),
RootElement = group,
};
}
/// <summary>
/// paint the group box
/// </summary>
/// <param name="e"></param>
protected override void OnPaint(PaintEventArgs e)
{
if (ControlStyle == ControlStyle.TwoD)
{
Rectangle bounds = new Rectangle(0, 0, Width, Height);
Rectangle rectangle = bounds;
rectangle.Width -= 14;
TextFormatFlags flags = TextFormatFlags.PreserveGraphicsTranslateTransform | TextFormatFlags.PreserveGraphicsClipping | TextFormatFlags.TextBoxControl | TextFormatFlags.WordBreak;
if (this.RightToLeft == RightToLeft.Yes)
{
flags |= TextFormatFlags.RightToLeft | TextFormatFlags.Right;
}
Size size = TextRenderer.MeasureText(e.Graphics, Text, Font, new Size(rectangle.Width, rectangle.Height), flags);
rectangle.Width = size.Width;
rectangle.Height = size.Height;
if ((flags & TextFormatFlags.Right) == TextFormatFlags.Right)
{
rectangle.X = ((bounds.Right - rectangle.Width) - 7) + 1;
}
else
{
rectangle.X += 6;
}
TextRenderer.DrawText(e.Graphics, Text, Font, rectangle, ForeColor, flags);
Color borderColor = BorderColor;
if (borderColor == Color.Empty)
{
borderColor = Color.Black;
}
Pen pen = PensCache.GetInstance().Get(borderColor);
rectangle.Inflate(-1, 0);
GroupRenderer.DrawBorder(e.Graphics, ClientRectangle, pen, ControlStyle.TwoD, rectangle, Font, ShouldDisplayTopBorderMargin);
//Fixed defect 142805 & 142774: The logical controls present inside the group control were not painted.
//Reason : The reason was the when group controls style is 2D, then we don't call base.paint() which internally calls logical control's paint event from Control.OnPaint() method.
//Solution : Raise Control's OnPaint event so that the logical control's present inside the Group control will be painted.
RaisePaintEvent(this, e);
}
else
{
base.OnPaint(e);
}
}
