protected override void UpdateAfterRender()
{
base.UpdateAfterRender();
Listeners.ForEach(x => x.Render3D());
Matrix.Set(MatrixMode.Modelview);
Matrix.Identity();
Viewport.Orthographic(0, 0, Width, Height);
Listeners.ForEach(x => x.Render2D());
}
public static void Orthographic(int x, int y, int width, int height, float near = -1, float far = 1)
{
Switch(x, y, width, height);
var mode = Matrix.CurrentMode;
Matrix.Set(MatrixMode.Projection);
Matrix4 ortho = Matrix4.CreateOrthographic(width, height, near, far);
GL.LoadMatrix(ref ortho);
Matrix.Set(mode);
}
public static void Perspective(int x, int y, int width, int height, int fov, float near = 0.1f, float far = 50000)
{
Switch(x, y, width, height);
var mode = Matrix.CurrentMode;
Matrix.Set(MatrixMode.Projection);
var ratio = width / (float)height;
if (ratio <= 0)
{
ratio = 1;
}
Matrix4 projection = Matrix4.CreatePerspectiveFieldOfView(MathHelper.DegreesToRadians(fov), ratio, near, far);
GL.LoadMatrix(ref projection);
Matrix.Set(mode);
}
protected override void Render3D(Viewport3D vp)
{
base.Render3D(vp);
if (_currentTool != null)
{
_currentTool.Render3D(vp);
}
TextureHelper.Unbind();
if (_currentTool == null || _currentTool.DrawVertices())
{
// Get us into 2D rendering
Matrix.Set(MatrixMode.Projection);
Matrix.Identity();
Graphics.Helpers.Viewport.Orthographic(0, 0, vp.Width, vp.Height);
Matrix.Set(MatrixMode.Modelview);
Matrix.Identity();
var half = new Coordinate(vp.Width, vp.Height, 0) / 2;
// Render out the point handles
GL.Begin(PrimitiveType.Quads);
foreach (var point in Points)
{
if (point.IsMidPoint && _showPoints == ShowPoints.Vertices)
{
continue;
}
if (!point.IsMidPoint && _showPoints == ShowPoints.Midpoints)
{
continue;
}
var c = vp.WorldToScreen(point.Coordinate);
if (c == null || c.Z > 1)
{
continue;
}
c -= half;
GL.Color3(Color.Black);
GL.Vertex2(c.DX - 4, c.DY - 4);
GL.Vertex2(c.DX - 4, c.DY + 4);
GL.Vertex2(c.DX + 4, c.DY + 4);
GL.Vertex2(c.DX + 4, c.DY - 4);
GL.Color3(point.GetColour());
GL.Vertex2(c.DX - 3, c.DY - 3);
GL.Vertex2(c.DX - 3, c.DY + 3);
GL.Vertex2(c.DX + 3, c.DY + 3);
GL.Vertex2(c.DX + 3, c.DY - 3);
}
GL.End();
// Get back into 3D rendering
Matrix.Set(MatrixMode.Projection);
Matrix.Identity();
Graphics.Helpers.Viewport.Perspective(0, 0, vp.Width, vp.Height, View.CameraFOV);
Matrix.Set(MatrixMode.Modelview);
Matrix.Identity();
vp.Camera.Position();
}
var type = vp.Type;
bool shaded = type == Viewport3D.ViewType.Shaded || type == Viewport3D.ViewType.Textured,
textured = type == Viewport3D.ViewType.Textured,
wireframe = type == Viewport3D.ViewType.Wireframe;
// Render out the solid previews
GL.Color3(Color.White);
var faces = _copies.Keys.SelectMany(x => x.Faces).ToList();
if (!wireframe)
{
if (shaded)
{
MapObjectRenderer.EnableLighting();
}
GL.Enable(EnableCap.Texture2D);
MapObjectRenderer.DrawFilled(faces.Where(x => !x.IsSelected), Color.FromArgb(255, 64, 192, 64), textured);
MapObjectRenderer.DrawFilled(faces.Where(x => x.IsSelected), Color.FromArgb(255, 255, 128, 128), textured);
GL.Disable(EnableCap.Texture2D);
MapObjectRenderer.DisableLighting();
GL.Color3(Color.Pink);
MapObjectRenderer.DrawWireframe(faces, true, false);
}
else
{
GL.Color4(Color.FromArgb(255, 64, 192, 64));
MapObjectRenderer.DrawWireframe(faces.Where(x => !x.IsSelected), true, false);
GL.Color4(Color.FromArgb(255, 255, 128, 128));
MapObjectRenderer.DrawWireframe(faces.Where(x => x.IsSelected), true, false);
}
}
