| 272 | |
| 273 | impl RenderBase { |
| 274 | pub fn new(window: winit::window::Window, options: &Options) -> Self { |
| 275 | cfg_if::cfg_if! { |
| 276 | if #[cfg(target_os = "macos")] { |
| 277 | let entry = ash_molten::load(); |
| 278 | } else { |
| 279 | let entry = unsafe{ash::Entry::load()}.unwrap(); |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | let instance: ash::Instance = { |
| 284 | let app_name = CString::new("VulkanTriangle").unwrap(); |
| 285 | |
| 286 | let layer_names = if options.debug_layer { |
| 287 | vec![CString::new("VK_LAYER_KHRONOS_validation").unwrap()] |
| 288 | } else { |
| 289 | vec![] |
| 290 | }; |
| 291 | let layers_names_raw: Vec<*const i8> = layer_names |
| 292 | .iter() |
| 293 | .map(|raw_name| raw_name.as_ptr()) |
| 294 | .collect(); |
| 295 | |
| 296 | let mut extension_names_raw = |
| 297 | ash_window::enumerate_required_extensions(window.raw_display_handle()) |
| 298 | .unwrap() |
| 299 | .to_vec(); |
| 300 | if options.debug_layer { |
| 301 | extension_names_raw.push(ext::DebugUtils::name().as_ptr()); |
| 302 | } |
| 303 | |
| 304 | let appinfo = vk::ApplicationInfo::builder() |
| 305 | .application_name(&app_name) |
| 306 | .application_version(0) |
| 307 | .engine_name(&app_name) |
| 308 | .engine_version(0) |
| 309 | .api_version(vk::make_api_version(0, 1, 2, 0)); |
| 310 | |
| 311 | let instance_create_info = vk::InstanceCreateInfo::builder() |
| 312 | .application_info(&appinfo) |
| 313 | .enabled_layer_names(&layers_names_raw) |
| 314 | .enabled_extension_names(&extension_names_raw); |
| 315 | |
| 316 | unsafe { |
| 317 | entry |
| 318 | .create_instance(&instance_create_info, None) |
| 319 | .expect("Instance creation error") |
| 320 | } |
| 321 | }; |
| 322 | |
| 323 | let surface = unsafe { |
| 324 | ash_window::create_surface( |
| 325 | &entry, |
| 326 | &instance, |
| 327 | window.raw_display_handle(), |
| 328 | window.raw_window_handle(), |
| 329 | None, |
| 330 | ) |
| 331 | .unwrap() |