baby's first sk dof

Program.cs

@@ -15,12 +15,16 @@ class Program {
 		OrbitalView.distance = 0.4f;
 		cube.thickness = 0.01f;
 
-		while(SK.Step(() => {
-			Matrix orbitMatrix = OrbitalView.transform;
-			cube.Step(Matrix.S(Vec3.One * 0.2f) * orbitMatrix);
-			Default.MaterialHand["color"] = cube.color;
+    ReachCursor reachCursor = new ReachCursor();
 
-			cursor.Draw(Matrix.S(0.1f));
+		while(SK.Step(() => {
+			// Matrix orbitMatrix = OrbitalView.transform;
+			// cube.Step(Matrix.S(Vec3.One * 0.2f) * orbitMatrix);
+			// Default.MaterialHand["color"] = cube.color;
+
+      reachCursor.Step();
+
+			// cursor.Draw(Matrix.S(0.1f));
 		}));
 		SK.Shutdown();
 	}

ReachCursor.cs

@@ -0,0 +1,36 @@
+using System;
+using StereoKit;
+
+public class ReachCursor {
+  static Material unlitMat = Default.MaterialUnlit.Copy();
+
+  static Model modelCursor = Model.FromFile("cursor.glb", Shader.Default);
+  static Model modelSphere = new Model(Default.MeshSphere, unlitMat);
+  
+  static Vec3[] pullPoints = new Vec3[2];
+
+  public void Step() {
+    Matrix matrix = new Matrix();
+    matrix.Translation = new Vec3(0, 0, -1);
+
+    for (int h = 0; h < (int)Handed.Max; h++)
+    {
+      // Get the pose for the index fingertip
+      Hand hand = Input.Hand((Handed)h);
+      Vec3 indexTip = hand[FingerId.Index, JointId.Tip].Pose.position;
+      Vec3 thumbTip = hand[FingerId.Thumb, JointId.Tip].Pose.position;
+      Vec3 pinchPos = Vec3.Lerp(indexTip, thumbTip, 0.5f);
+      if (hand.IsPinched)
+      {
+        pullPoints[h] = pinchPos;
+      }
+
+      float stretch = (pullPoints[h] - pinchPos).Length;
+      Vec3 dir = (pinchPos - pullPoints[h]).Normalized;
+      Vec3 pos = pinchPos + dir * stretch * 3;
+      modelCursor.Draw(Matrix.TS(pos, 0.06f));
+      Lines.Add(pullPoints[h], pos, Color.White, 0.01f);
+      modelSphere.Draw(Matrix.TS(pullPoints[h], 0.04f));
+    }
+  }
+}