The Skung Rockification of Ziggy Skungdust and the SIMD's

Sources/Test/Scenes/CaveScene.swift

@@ -1,4 +1,5 @@
 import Foundation
+import Maths
 import simd
 import JolkEngine
 
@@ -8,12 +9,18 @@ struct CaveScene: Scene
 	private var colin = Colin()
 	private var world = Collision()
 	private var worldModel = RenderMesh<VertexPositionNormalColourTexcoord>.empty
+	private var rockModel = RenderMesh<VMeshVertex>.empty, axisModel = RenderMesh<VMeshVertex>.empty
+	private var rockAlbedo = Texture2D.empty, rockNormal = Texture2D.empty, axisAlbedo = Texture2D.empty
+	private var skung = Quatf.init(), skungFrom = Quatf.init(), skungTo = Quatf.init()
+	private var skungx: Float = 0.0
+	private var axisPos = Vec3f(2.0, 0.5, 0.0)
 	private var drawEdges = false
 
 	mutating func setup(render: inout any JolkEngine.Renderer)
 	{
 		colin.setPosition(Vec3f(3.55475903, 0.0667395443, 0.221960306))
 		colin.setAngle(Vec2f(-1.47447872, 0.0))
+		skungTo = .lookAt(from: axisPos, to: colin.position + .up)
 	}
 	
 	mutating func loadContent(content: inout JolkEngine.ContentManager) throws
@@ -21,6 +28,11 @@ struct CaveScene: Scene
 		let obj = try ObjReader.read(url: try content.getResource("CaveScene.obj"))
 		let mesh: Mesh = try ObjLoader.read(model: obj, content: &content)
 		worldModel = try content.create(mesh: mesh)
+		rockModel = try content.load("rock.mesh")
+		rockAlbedo = try content.load("rock.dds")
+		rockNormal = try content.load("rocknorm.dds")
+		axisModel = try content.load("Axis.obj.cache")
+		axisAlbedo = try content.load("AxisTex.png")
 
 		if let collision = obj.objects["Collision3D"]
 		{
@@ -31,6 +43,23 @@ struct CaveScene: Scene
 	mutating func update(deltaTime: Float)
 	{
 		colin.update(deltaTime: deltaTime, world: world)
+
+		skungx = skungx + deltaTime
+		if skungx >= 1
+		{
+			skungx = fmod(skungx, 1.0)
+			skungFrom = skungTo
+			skungTo = .lookAt(from: axisPos, to: colin.position + .up)
+		}
+		skung = skungFrom.slerp(skungTo, skungx.smoothStep())
+
+		if let pad = GamePad.current?.state
+		{
+			if pad.down(.north)
+			{
+				axisPos += .forward * skung * deltaTime
+			}
+		}
 		if Input.instance.keyboard.keyPressed(.c) { drawEdges = !drawEdges }
 	}
 	
@@ -41,7 +70,7 @@ struct CaveScene: Scene
 			aspect: aspect, zNear: 0.1, zFar: 4000.0))
 		render.setView(matrix: colin.transform)
 
-		let env = Environment()
+		var env = Environment()
 		let drawRanges =
 		{ [render](range: any Sequence<Int>) in
 			for i in range
@@ -53,6 +82,25 @@ struct CaveScene: Scene
 		}
 		if colin.position.x < 14 { drawRanges([ 0, 1, 2, 6 ]) }
 		else { drawRanges(3...5) }
+
+		//print(Mat4f.rotate(yawPitch: colin.angle) * -Vec3f.Z)
+		env.addDirectionalLight(direction: -.init(-0.6199881, 0.7049423, 0.34448668), colour: .white)
+		render.setMaterial(.init(
+			//specular: .init(grey: 0.5),
+			specular: .white,
+			gloss: 1,
+			texture: axisAlbedo.id))
+		render.draw(mesh: axisModel, model: .translate(axisPos) * Mat4f(quat: skung), environment: env)
+
+		render.setMaterial(.init(
+			diffuse: XnaColour.DarkGray.lighten(by: -0.1),
+			//specular: .init(grey: 0.9),
+			specular: .white,
+			emmision: XnaColour.Green.mix(with: .black, 0.876),
+			gloss: 20,
+			texture: rockAlbedo.id))
+		render.draw(mesh: rockModel, model: .translate(.init(27.622196, 0.8187093, -19.366903)), environment: env)
+
 		if drawEdges { world.draw(render, position: colin.position) }
 	}
 }