Matt54

#ifndef BurnFadeParams_h
#define BurnFadeParams_h

struct BurnFadeParams {
    float progress;
    float scale;
    float hueRotate;
    float edgeWidth;
    float emberRange;
};

Matt54

import RealityKit

public struct AnimatingTorusSystem: System {
    public init(scene: RealityKit.Scene) {}
    
    public func update(context: SceneUpdateContext) {
        let entities = context.entities(matching: Self.query,
                                        updatingSystemWhen: .rendering)

        for torus in entities.compactMap({ $0 as? LoopingTorusEntity }) {

Matt54

import Metal
import RealityKit
import SwiftUI

struct BurnFadeModelView: View {
    @State var lowLevelMesh: LowLevelMesh?
    @State var timer: Timer?
    @State var isForward: Bool = true
    @State var morphProgress: Float = 0.0
    @State var dwellCounter: Int = 0

Matt54

import Foundation

struct BladeSegment {
    var startPosition: SIMD3<Float>
    var endPosition: SIMD3<Float>
    var radius: Float
    
    init(startPosition: SIMD3<Float>, endPosition: SIMD3<Float>, radius: Float) {
        self.startPosition = startPosition
        self.endPosition = endPosition

Matt54

import Foundation

enum ExampleAudioFXFiles {
    case cannonShot
    case fireworkExplode
    
    static let baseURL = URL(string: "https://matt54.github.io/Resources/")!
    var url: URL {
        return ExampleAudioFXFiles.baseURL.appendingPathComponent( "\(filenameWithExtension)" )
    }

Matt54

import RealityKit
import SwiftUI

struct IncrementallyUpdatingMultiPartData {
    var settings: IncrementallyUpdatingMultiPartSettings

    // Mesh buffer offsets (set once during initialization)
    var vertexOffset: Int = 0
    var indexOffset: Int = 0
    

Matt54

import RealityKit
import SwiftUI

struct MultiPartMeshView: View {
    let radius: Float = 0.25
    
    var body: some View {
        RealityView { content in
            if let mesh = try? createMesh(),
               let resource = try? MeshResource(from: mesh)

Matt54

import Foundation

struct BranchSegment {
    var startPosition: SIMD3<Float>
    var endPosition: SIMD3<Float>
    var radius: Float
    
    init(startPosition: SIMD3<Float>, endPosition: SIMD3<Float>, radius: Float) {
        self.startPosition = startPosition
        self.endPosition = endPosition

Matt54

#ifndef MorphingSpherePlaneParams_h
#define MorphingSpherePlaneParams_h

struct MorphingSpherePlaneParams {
    int latitudeBands;
    int longitudeBands;
    float radius;
    float morphAmount;
};

Matt54

#ifndef MorphingSpherePlaneParams_h
#define MorphingSpherePlaneParams_h

struct MorphingSpherePlaneParams {
    int latitudeBands;
    int longitudeBands;
    float radius;
    float morphAmount;
};