Added 3 views. Added basic beam drawing and basic calculations for width and length + beam drawing

1 files changed, 70 insertions, 0 deletions

diff --git a/ShedCalc/RenderView.swift b/ShedCalc/RenderView.swift
new file mode 100644
index 0000000..a143e99
--- /dev/null
+++ b/ShedCalc/RenderView.swift
@@ -0,0 +1,70 @@
+//
+//  RenderView.swift
+//  ShedCalc
+//
+//  Created by Jacky Jack on 28/07/2026.
+//
+import SwiftUI
+import RealityKit
+
+struct RenderView: View {
+    private let renderController = RenderController()
+    @Environment(ParamModel.self) var paramModel
+    @StateObject private var viewModel = RenderModel()
+    @State private var lastDrag: CGSize = .zero
+    
+    var body: some View {
+        VStack(spacing: 0) {
+            RealityView { content in
+                //add objects to scence
+                let scene = renderController.createScene(dimensions: [0,0,0], rotation: [0,0])
+                content.add(scene)
+                
+                //add lights to scene
+                
+                //create camera view
+                let camera = renderController.createCamera()
+                content.add(camera)
+        
+                //draw beams
+                //let beam = renderController.createBeam2x4(position: [0,0,0], height: 2.4, lookFrom: camera.position, id: "beam0")
+                //content.addChild(beam)
+                
+                //draw all beams
+                let beamData = renderController.generateShedWall(position: [0,0,0], height: paramModel.height, widthNum: paramModel.widthBeamNum(), lengthNum: paramModel.lengthBeamNum(), spaceBeem: paramModel.beamSpace)
+                //content.add(beams)
+                let beams = renderController.createBeams(beamData)
+                beams.forEach { scene.addChild($0) }
+                
+            } update: { content in
+                // Update box geometry directly in the scene
+                if let scene = content.entities.first(where: { $0.name == "scene" }),
+                   let box = scene.findEntity(named: "box") as? ModelEntity {
+                    box.model?.mesh = .generateBox(size: paramModel.dimensions(), cornerRadius: 0.02)
+                }
+                // Update scene rotation directly
+                if let scene = content.entities.first(where: { $0.name == "scene" }) {
+                    let xRot = simd_quatf(angle: viewModel.rotationX, axis: [1, 0, 0])
+                    let yRot = simd_quatf(angle: viewModel.rotationY, axis: [0, 1, 0])
+                    scene.transform.rotation = yRot * xRot
+                }
+            }.gesture(
+                DragGesture()
+                    .onChanged { value in
+                        let result = renderController.handleDragGesture(
+                            value,
+                            lastDrag: lastDrag,
+                            currentRotation: [viewModel.rotationX, viewModel.rotationY]
+                        )
+                        viewModel.rotationX = result.rotation.x
+                        viewModel.rotationY = result.rotation.y
+                        lastDrag = result.drag
+                    }
+                    .onEnded { _ in
+                        lastDrag = .zero
+                    }
+            )
+        }
+        .frame(minWidth: 500, minHeight: 500)
+    }
+}