Wrote a very basic camera and unit tests.

2020-02-23 01:34:41 -05:00
parent e2c2b0adc0
commit bb44e4fee3
2 changed files with 116 additions and 0 deletions
--- a/RecrownedGTK/Graphics/Camera.cs
+++ b/RecrownedGTK/Graphics/Camera.cs
@@ -0,0 +1,48 @@
+using OpenTK;
+
+namespace RecrownedGTK.Graphics {
+    public class Camera {
+        private Vector3 scale = new Vector3(1f), translate, rotation;
+        public Vector3 Scale {
+            get {
+                return scale;
+            }
+            set {
+                updated = true;
+                scale = value;
+            }
+        }
+        public Vector3 Translate {
+            set {
+                updated = true;
+                translate = value;
+            }
+        }
+        public Vector3 Rotation {
+            set {
+                updated = true;
+                rotation = value;
+            }
+            get {
+                return rotation;
+            }
+        }
+        private Matrix4 transform;
+
+        public Matrix4 Transform {
+            get {
+                if (!updated) return transform;
+                updated = true;
+                transform =
+                Matrix4.CreateScale(scale) *
+                Matrix4.CreateRotationX(rotation.X) * 
+                Matrix4.CreateRotationY(rotation.Y) * 
+                Matrix4.CreateRotationZ(rotation.Z) * 
+                Matrix4.CreateTranslation(translate);
+                transform = Matrix4.Transpose(transform);
+                return transform;
+            }
+        }
+        private bool updated;
+    }
+}