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application config for window settings

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This commit is contained in:
a dinosaur
2024-08-05 14:01:01 +10:00
parent e8581396cc
commit 0bcbaa6404
2 changed files with 50 additions and 7 deletions
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48
Sources/Voxelotl/Application.swift
View File

@ -1,12 +1,15 @@
import Foundation import Foundation
import SDL3 import SDL3
class Application { public class Application {
private let cfg: ApplicationConfiguration
private var window: OpaquePointer? = nil private var window: OpaquePointer? = nil
private var lastCounter: UInt64 = 0 private var lastCounter: UInt64 = 0
private static let windowWidth: Int32 = 1280 public init(configuration: ApplicationConfiguration) {
private static let windowHeight: Int32 = 720 self.cfg = configuration
}
private func initialize() -> ApplicationExecutionState { private func initialize() -> ApplicationExecutionState {
guard SDL_Init(SDL_INIT_VIDEO) >= 0 else { guard SDL_Init(SDL_INIT_VIDEO) >= 0 else {
@ -14,9 +17,11 @@ class Application {
return .exitFailure return .exitFailure
} }
window = SDL_CreateWindow("Voxelotl", var windowFlags = SDL_WindowFlags(SDL_WINDOW_HIGH_PIXEL_DENSITY)
Self.windowWidth, Self.windowHeight, if (cfg.flags.contains(.resizable)) {
SDL_WindowFlags(SDL_WINDOW_RESIZABLE) | SDL_WindowFlags(SDL_WINDOW_HIGH_PIXEL_DENSITY)) windowFlags |= SDL_WindowFlags(SDL_WINDOW_RESIZABLE)
}
window = SDL_CreateWindow(cfg.title, cfg.width, cfg.height, windowFlags)
guard window != nil else { guard window != nil else {
print("SDL_CreateWindow() error: \(String(cString: SDL_GetError()))") print("SDL_CreateWindow() error: \(String(cString: SDL_GetError()))")
return .exitFailure return .exitFailure
@ -81,6 +86,37 @@ class Application {
} }
} }
public struct ApplicationConfiguration {
public struct Flags: OptionSet {
public let rawValue: Int
public init(rawValue: Int) {
self.rawValue = rawValue
}
static let resizable = Flags(rawValue: 1 << 0)
}
public enum VSyncMode {
case off
case on(interval: UInt)
case adaptive
}
let width: Int32
let height: Int32
let title: String
let flags: Flags
let vsyncMode: VSyncMode
public init(width: Int32, height: Int32, title: String, flags: Flags, vsyncMode: VSyncMode) {
self.width = width
self.height = height
self.title = title
self.flags = flags
self.vsyncMode = vsyncMode
}
}
fileprivate enum ApplicationExecutionState { fileprivate enum ApplicationExecutionState {
case exitFailure case exitFailure
case exitSuccess case exitSuccess

9
Sources/Voxelotl/main.swift
View File

@ -1,4 +1,11 @@
import Darwin import Darwin
let app = Application() let app = Application(
configuration: ApplicationConfiguration(
width: 1280,
height: 720,
title: "Voxelotl Demo",
flags: .resizable,
vsyncMode: .on(interval: 1)))
exit(app.run()) exit(app.run())