added bus

TheRepo/TheLabs/MyExampleWindow.cs

@@ -31,6 +31,7 @@ namespace TheLabs
         private RenderObject _cubeObject2;
         private RenderObject _circleObject;
         private RenderObject _cylinderObject;
+        private Bus _bus;
         
         private Vector3 _cameraPosition = new Vector3(0.0f, 0.0f, -3.0f);
         private Vector3 _cameraFront = new Vector3(0.0f, 0.0f, -1.0f);
@@ -65,23 +66,16 @@ namespace TheLabs
             GL.ClearColor(0.2f, 0.3f, 0.3f, 1.0f); 
             GL.Enable(EnableCap.DepthTest);
             _camera = new Camera(_cameraPosition, _cameraFront, _cameraUp);
+            
             CursorState = CursorState.Grabbed;
+            
             _shader = new Shader("Shaders/shader.vert", "Shaders/shader.frag");
-            _cubeMesh = ShapeFactory.CreateTexturedCube();
+            _cubeTexture = new Texture("Textures/placeholder.png");
-            _circleMesh = ShapeFactory.CreateTexturedCircle();
-            _cylinderMesh = ShapeFactory.CreateTexturedCylinder();
-            _cubeTexture = new Texture("Textures/stone.jpg");
             _cubeTexture2 = new Texture("Textures/placeholder.png");
-            _cubeObject = new RenderObject(_cubeMesh, _shader, _cubeTexture);
+            
-            _cubeObject2 = new RenderObject(_cubeMesh, _shader, _cubeTexture2);
+            _bus = new Bus(_cubeTexture, _shader);
-            _circleObject = new RenderObject(_circleMesh, _shader, _cubeTexture);
+            
-            _cylinderObject = new RenderObject(_cylinderMesh, _shader, _cubeTexture2);
+            
-            _cylinderObject.Position = new Vector3(-2.5f, 0.0f, 0.0f);
-            _cubeObject.Position = new Vector3(-1.5f, 0.0f, 0.0f);
-            _cubeObject2.Position = new Vector3(1.5f, 0.0f, 0.0f);
-            _circleObject.Position = new Vector3(2.5f, 0.0f, 0.0f);
-            _cubeObject.Scale = new Vector3(0.5f, 0.5f, 0.5f);
-            _cubeObject2.Scale = new Vector3(0.5f, 0.5f, 0.5f);
             
 
         }
@@ -93,8 +87,8 @@ namespace TheLabs
             base.OnRenderFrame(e);
             // Clear the color buffer and the depth buffer
             GL.Clear(ClearBufferMask.DepthBufferBit | ClearBufferMask.ColorBufferBit);
-            _cubeObject.Rotation = Quaternion.FromEulerAngles(_rotation * 0.5f, _rotation, 0); //
+            //_cubeObject.Rotation = Quaternion.FromEulerAngles(_rotation * 0.5f, _rotation, 0); //
-            _cubeObject2.Rotation = Quaternion.FromEulerAngles(-_rotation * 0.5f, -_rotation, 0);
+            //_cubeObject2.Rotation = Quaternion.FromEulerAngles(-_rotation * 0.5f, -_rotation, 0);
             
             // --- Set up Camera ---
             Matrix4 view = _camera.LookAt();        
@@ -112,10 +106,8 @@ namespace TheLabs
                 100.0f
             );
             
-            _cubeObject.Draw(view, projection);
+            // --- Draw Scene Objects ---
-            _cubeObject2.Draw(view, projection);
+            _bus.DrawBus(view, projection);
-            _circleObject.Draw(view, projection);
-            _cylinderObject.Draw(view, projection);
             
             SwapBuffers();
         }

TheRepo/TheLabs/Program.cs

@@ -10,7 +10,7 @@ namespace TheLabs
         {
             var nativeWindowSettings = new NativeWindowSettings
             {
-                Size = new Vector2i(800, 600),
+                Size = new Vector2i(1920, 1080),
                 Title = "My OpenTK Example Program"
             };
             MyVector myVector = new MyVector(30, 40, 0);

TheRepo/TheLabs/RenderObject.cs

@@ -11,6 +11,7 @@ public class RenderObject
     public Texture Texture; 
     
     public Vector3 Position = Vector3.Zero;
+    public Matrix4 Transform = Matrix4.Identity;
     public Quaternion Rotation = Quaternion.Identity;
     public Vector3 Scale = Vector3.One;
 

TheRepo/TheLabs/Shapes/Bus.cs

@@ -0,0 +1,90 @@
+using LearnOpenTK.Common;
+using OpenTK.Mathematics;
+
+namespace TheLabs.Shapes;
+
+public class Bus
+{
+    private Mesh _wheelMesh;
+    private RenderObject _wheelObject;
+    
+    private Texture _wheelTexture;
+    private Shader _wheelShader;
+    private Texture _bodyTexture;
+
+    public Bus(Texture texture, Shader shader)
+    {
+        _wheelTexture = new Texture("Textures/rubber.jpg");
+        _wheelShader = shader;
+        
+        _bodyTexture = new Texture("Textures/rust.png");
+    }
+    
+    public void DrawWheel(Matrix4 view, Matrix4 projection, Vector3 position)
+    {
+        Matrix4 localTransform = Matrix4.Identity;
+        //Matrix4 comboTransform = localTransform * _wheelObject.Transform;
+
+        _wheelMesh = ShapeFactory.CreateTexturedCylinder();
+        _wheelObject = new RenderObject(_wheelMesh, _wheelShader, _wheelTexture);
+        
+        // Front Left Wheel
+        _wheelObject.Position = new Vector3(position);
+        _wheelObject.Scale = new Vector3(0.3f, 0.1f, 0.2f);
+        _wheelObject.Rotation = Quaternion.FromAxisAngle(Vector3.UnitX, MathHelper.DegreesToRadians(90.0f));
+        
+        _wheelObject.Draw(view, projection);
+        
+    }
+    
+    public void drawBody(Matrix4 view, Matrix4 projection)
+    {
+        Mesh bodyMesh = ShapeFactory.CreateTexturedCube();
+        RenderObject bodyObject = new RenderObject(bodyMesh, _wheelShader, _bodyTexture);
+        
+        bodyObject.Position = new Vector3(0.0f, 0.0f, 0.0f);
+        bodyObject.Scale = new Vector3(1.5f, 0.5f, 0.5f);
+        
+        bodyObject.Draw(view, projection);
+    }
+
+    private void drawRoof(Matrix4 view, Matrix4 projection)
+    {
+        Mesh roofMesh = ShapeFactory.CreateTexturedCylinder();
+        RenderObject roofObject = new RenderObject(roofMesh, _wheelShader, _bodyTexture);
+        
+        roofObject.Position = new Vector3(0.0f, 0.25f, 0.0f);
+        roofObject.Scale = new Vector3(0.5f, 1.5f, .25f);
+        
+        roofObject.Rotation = Quaternion.FromAxisAngle(Vector3.UnitY, MathHelper.DegreesToRadians(90.0f));
+        roofObject.Rotation *= Quaternion.FromAxisAngle(Vector3.UnitX, MathHelper.DegreesToRadians(90.0f));
+        
+
+        
+        roofObject.Draw(view, projection);
+    }
+
+    public void DrawBus(Matrix4 view, Matrix4 projection)
+    {
+        // Drawing 4 wheels
+        float xOffset = 0.4f; // Reduced to bring wheels closer to the body
+        float zOffset = 0.28f; // Reduced to bring front and back wheels closer
+        float yOffset = -0.3f; // Adjusted to ensure wheels touch the body
+        
+        // Drawing 4 wheels
+        for (int i = 0; i < 4; i++)
+        {
+            float xPosition = (i % 2 == 0) ? -xOffset : xOffset; // Left or Right
+            float zPosition = (i < 2) ? zOffset : -zOffset;      // Front or Back
+
+            DrawWheel(view, projection, new Vector3(xPosition, yOffset, zPosition));
+        }
+        
+        // Drawing the body
+        drawBody(view, projection);
+        // Drawing the roof
+        drawRoof(view, projection);
+    }
+    
+
+}