convert VB to C#
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487
Pilz.Drawing.Drawing3D.OpenGLRenderer/Preview/ModelPreview.cs
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487
Pilz.Drawing.Drawing3D.OpenGLRenderer/Preview/ModelPreview.cs
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using System;
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using System.Collections.Generic;
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using global::System.Drawing;
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using Color = System.Drawing.Color;
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using Point = System.Drawing.Point;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using global::System.Windows.Forms;
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using global::OpenTK;
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using global::OpenTK.Graphics.OpenGL;
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using Key = OpenTK.Input.Key;
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using Keyboard = OpenTK.Input.Keyboard;
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using global::Pilz.Drawing.Drawing3D.OpenGLFactory.CameraN;
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using global::Pilz.Drawing.Drawing3D.OpenGLFactory.RenderingN;
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using global::Pilz.S3DFileParser;
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namespace Pilz.Drawing.Drawing3D.OpenGLFactory.PreviewN
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{
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public partial class ModelPreview
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{
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public ModelPreview(Object3D[] objs, float scale)
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{
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MyCamera = new Camera();
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RenderTimer = new System.Timers.Timer(25d) { AutoReset = true };
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SuspendLayout();
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InitializeComponent();
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DoubleBuffered = true;
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// glControl1
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glControl1 = new GLControl();
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glControl1.BackColor = Color.Black;
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glControl1.Location = new Point(0, 0);
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glControl1.MinimumSize = new Size(600, 120);
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glControl1.Name = "glControl1";
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glControl1.Anchor = AnchorStyles.Left | AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Bottom;
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glControl1.Location = new Point(0, 0);
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glControl1.Size = ClientSize;
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glControl1.TabIndex = 0;
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glControl1.TabStop = false;
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glControl1.VSync = false;
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Controls.Add(glControl1);
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ResumeLayout(false);
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// RenderTimer.SynchronizingObject = Nothing
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Scaling = scale;
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// Toolkit.Init()
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glControl1.CreateControl();
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glControl1.MouseWheel += glControl1_Wheel;
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ProjMatrix = Matrix4.CreatePerspectiveFieldOfView(FOV, (float)(glControl1.Width / (double)glControl1.Height), 100.0f, 100000.0f);
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glControl1.Enabled = false;
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MyCamera.SetCameraMode(CameraMode.FLY, ref camMtx);
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MyCamera.UpdateMatrix(ref camMtx);
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ResumeLayout();
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foreach (Object3D obj in objs)
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AddModel(obj);
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}
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private GLControl _glControl1;
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private GLControl glControl1
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{
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[MethodImpl(MethodImplOptions.Synchronized)]
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get
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{
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return _glControl1;
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}
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[MethodImpl(MethodImplOptions.Synchronized)]
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set
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{
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if (_glControl1 != null)
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{
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_glControl1.Load -= glControl1_Load;
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_glControl1.Paint -= HandlesOnPaint;
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_glControl1.Resize -= glControl1_Resize;
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_glControl1.MouseDown -= glControl1_MouseDown;
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_glControl1.MouseLeave -= glControl1_MouseLeave;
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_glControl1.MouseUp -= glControl1_MouseLeave;
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_glControl1.MouseMove -= glControl1_MouseMove;
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}
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_glControl1 = value;
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if (_glControl1 != null)
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{
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_glControl1.Load += glControl1_Load;
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_glControl1.Paint += HandlesOnPaint;
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_glControl1.Resize += glControl1_Resize;
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_glControl1.MouseDown += glControl1_MouseDown;
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_glControl1.MouseLeave += glControl1_MouseLeave;
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_glControl1.MouseUp += glControl1_MouseLeave;
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_glControl1.MouseMove += glControl1_MouseMove;
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}
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}
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}
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private Camera _MyCamera;
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private Camera MyCamera
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{
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[MethodImpl(MethodImplOptions.Synchronized)]
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get
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{
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return _MyCamera;
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}
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[MethodImpl(MethodImplOptions.Synchronized)]
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set
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{
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if (_MyCamera != null)
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{
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_MyCamera.NeedSelectedObject -= Camera_NeedSelectedObject;
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_MyCamera.PerspectiveChanged -= MyCamera_PerspectiveChanged;
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}
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_MyCamera = value;
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if (_MyCamera != null)
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{
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_MyCamera.NeedSelectedObject += Camera_NeedSelectedObject;
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_MyCamera.PerspectiveChanged += MyCamera_PerspectiveChanged;
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}
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}
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}
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private Matrix4 ProjMatrix = default;
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private float FOV = 1.048f;
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private Matrix4 camMtx = Matrix4.Identity;
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private Vector3 savedCamPos = new Vector3();
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private bool _isMouseDown = false;
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private bool isDeactivated = false;
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private readonly Dictionary<Object3D, Renderer> myModels = new Dictionary<Object3D, Renderer>();
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private System.Timers.Timer _RenderTimer;
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private System.Timers.Timer RenderTimer
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{
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[MethodImpl(MethodImplOptions.Synchronized)]
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get
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{
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return _RenderTimer;
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}
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[MethodImpl(MethodImplOptions.Synchronized)]
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set
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{
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if (_RenderTimer != null)
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{
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_RenderTimer.Elapsed -= RenderTimer_Elapsed;
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}
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_RenderTimer = value;
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if (_RenderTimer != null)
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{
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_RenderTimer.Elapsed += RenderTimer_Elapsed;
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}
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}
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}
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private bool _EnableCameraControlling = false;
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public float Scaling { get; set; } = 500.0f;
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public Color ClearColor { get; set; } = Color.CornflowerBlue;
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public bool EnableCameraControlling
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{
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get
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{
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return _EnableCameraControlling;
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}
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set
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{
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_EnableCameraControlling = value;
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if (value)
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{
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if (!RenderTimer.Enabled)
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{
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RenderTimer.Start();
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}
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}
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else if (RenderTimer.Enabled)
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{
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RenderTimer.Stop();
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}
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}
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}
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public double RenderInterval
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{
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get
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{
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return RenderTimer.Interval;
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}
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set
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{
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RenderTimer.Interval = value;
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}
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}
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public Camera Camera
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{
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get
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{
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return MyCamera;
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}
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}
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public Matrix4 CameraMatrix
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{
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get
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{
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return camMtx;
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}
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}
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public IReadOnlyDictionary<Object3D, Renderer> Models
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{
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get
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{
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return myModels;
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}
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}
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public Control GLControl
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{
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get
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{
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return glControl1;
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}
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}
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private bool IsStrgPressed
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{
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get
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{
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var state = Keyboard.GetState();
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return state[Key.ControlLeft] || state[Key.ControlRight];
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}
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}
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private bool IsShiftPressed
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{
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get
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{
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var state = Keyboard.GetState();
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return state[Key.ShiftLeft] || state[Key.ShiftRight];
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}
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}
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public bool IsMouseDown
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{
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get
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{
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return _isMouseDown;
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}
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set
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{
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_isMouseDown = value;
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glControl1.Refresh();
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}
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}
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public ModelPreview() : this(Array.Empty<Object3D>(), 1.0f)
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{
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}
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public ModelPreview(Object3D obj) : this(obj, 1.0f)
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{
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}
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public ModelPreview(Object3D obj, float scale) : this(new[] { obj }, scale)
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{
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}
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public void UpdateOrbitCamera()
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{
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if (Camera.IsOrbitCamera())
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{
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Camera.UpdateOrbitCamera(ref camMtx);
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}
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}
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public void UpdateView()
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{
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if (glControl1.Enabled)
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{
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glControl1.Invoke(new Action(() => glControl1.Invalidate()));
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}
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}
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public Renderer AddModel(Object3D obj)
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{
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var rndr = new Renderer(obj);
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AddModel(rndr);
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return rndr;
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}
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public void AddModel(Renderer rndr)
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{
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myModels.Add(rndr.Model, rndr);
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}
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public void HandlesOnShown(object sender, EventArgs e)
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{
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glControl1.Enabled = true;
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RenderModels();
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glControl1.Invalidate();
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}
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public void RenderModels()
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{
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foreach (Renderer rndr in myModels.Values)
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RenderModel(rndr);
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}
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public void RenderModel(Renderer rndr)
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{
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if (myModels.Values.Contains(rndr))
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{
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rndr.ModelScaling = Scaling;
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rndr.RenderModel();
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}
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}
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private void glControl1_Load(object sender, EventArgs e)
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{
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GL.Enable(EnableCap.Blend);
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GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
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GL.Enable(EnableCap.DepthTest);
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GL.DepthFunc(DepthFunction.Lequal);
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GL.Enable(EnableCap.Texture2D);
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GL.Enable(EnableCap.AlphaTest);
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GL.AlphaFunc(AlphaFunction.Gequal, 0.5f);
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GL.Enable(EnableCap.CullFace);
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}
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public void HandlesOnActivated(object sender, EventArgs e)
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{
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if (isDeactivated)
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{
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isDeactivated = false;
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}
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}
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public void HandlesOnDeactivate(object sender, EventArgs e)
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{
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isDeactivated = true;
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}
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private void RenderTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
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{
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if (!isDeactivated)
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{
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MoveCameraViaWASDQE();
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}
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}
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public void HandlesOnPaint(object sender, PaintEventArgs e)
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{
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GL.ClearColor(ClearColor);
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GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
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GL.MatrixMode(MatrixMode.Projection);
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GL.LoadMatrix(ref ProjMatrix);
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GL.MatrixMode(MatrixMode.Modelview);
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GL.LoadMatrix(ref camMtx);
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foreach (Renderer rndr in myModels.Values)
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{
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if (rndr.HasRendered)
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{
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rndr.DrawModel(RenderMode.FillOutline);
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}
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}
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glControl1.SwapBuffers();
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}
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private void glControl1_Resize(object sender, EventArgs e)
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{
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glControl1.Context.Update(glControl1.WindowInfo);
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GL.Viewport(0, 0, glControl1.Width, glControl1.Height);
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ProjMatrix = Matrix4.CreatePerspectiveFieldOfView(FOV, (float)(glControl1.Width / (double)glControl1.Height), 100.0f, 100000.0f);
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glControl1.Invalidate();
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}
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private void glControl1_Wheel(object sender, MouseEventArgs e)
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{
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MyCamera.ResetMouseStuff();
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MyCamera.UpdateCameraMatrixWithScrollWheel((int)Math.Truncate(e.Delta * (IsShiftPressed ? 3.5f : 1.5f)), ref camMtx);
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savedCamPos = MyCamera.Position;
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glControl1.Invalidate();
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}
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private void glControl1_MouseDown(object sender, MouseEventArgs e)
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{
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IsMouseDown = true;
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savedCamPos = MyCamera.Position;
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}
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private void glControl1_MouseLeave(object sender, EventArgs e)
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{
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MyCamera.ResetMouseStuff();
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IsMouseDown = false;
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}
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private void glControl1_MouseMove(object sender, MouseEventArgs e)
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{
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if (IsMouseDown && e.Button == MouseButtons.Left)
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{
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if (IsShiftPressed)
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{
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MyCamera.UpdateCameraOffsetWithMouse(savedCamPos, e.X, e.Y, glControl1.Width, glControl1.Height, ref camMtx);
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}
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else
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{
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MyCamera.UpdateCameraMatrixWithMouse(e.X, e.Y, ref camMtx);
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}
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glControl1.Invalidate();
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}
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}
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public void MoveCameraViaWASDQE()
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{
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int moveSpeed = Convert.ToInt32(Math.Round((IsShiftPressed ? 60 : 30) * MyCamera.CamSpeedMultiplier, 0));
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bool allowCamMove = !(IsMouseDown && IsShiftPressed);
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if (allowCamMove)
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{
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var state = Keyboard.GetState();
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if (state[Key.W])
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{
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// camera.Move(moveSpeed, moveSpeed, camMtx)
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MyCamera.UpdateCameraMatrixWithScrollWheel(moveSpeed, ref camMtx);
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savedCamPos = MyCamera.Position;
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}
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if (state[Key.S])
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{
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// camera.Move(-moveSpeed, -moveSpeed, camMtx)
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MyCamera.UpdateCameraMatrixWithScrollWheel(-moveSpeed, ref camMtx);
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savedCamPos = MyCamera.Position;
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}
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if (state[Key.A])
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{
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// camera.Move(-moveSpeed, 0, camMtx)
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MyCamera.UpdateCameraOffsetDirectly(-moveSpeed, 0, ref camMtx);
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}
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if (state[Key.D])
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{
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// camera.Move(moveSpeed, 0, camMtx)
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MyCamera.UpdateCameraOffsetDirectly(moveSpeed, 0, ref camMtx);
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}
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if (state[Key.E])
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{
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// camera.Move(0, -moveSpeed, camMtx)
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MyCamera.UpdateCameraOffsetDirectly(0, -moveSpeed, ref camMtx);
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}
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if (state[Key.Q])
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{
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// camera.Move(0, moveSpeed, camMtx)
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MyCamera.UpdateCameraOffsetDirectly(0, moveSpeed, ref camMtx);
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}
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}
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}
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private void Camera_NeedSelectedObject(object sender, Camera.NeedSelectedObjectEventArgs e)
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{
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e.Points = null;
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}
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private void MyCamera_PerspectiveChanged(object sender, EventArgs e)
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{
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UpdateView();
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}
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private void ModelPreview_FormDisposed(object sender, EventArgs e)
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{
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foreach (Renderer rndr in myModels.Values)
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rndr.ReleaseBuffers();
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}
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}
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}
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Block a user