StratoSDK is a framework with a declarative approach similar to Flutter/React, written and designed entirely for Rust.
| 1 | use crate::platform::mac::rendering::metal::renderer::Renderer; |
| 2 | use std::collections::HashMap; |
| 3 | |
| 4 | use strato_ui_core::rendering; |
| 5 | |
| 6 | pub struct RendererManager { |
| 7 | /// Maps a device's registry ID to its renderer (collection of state related |
| 8 | /// to rendering on a particular device). |
| 9 | renderers: HashMap<u64, Renderer>, |
| 10 | } |
| 11 | |
| 12 | impl RendererManager { |
| 13 | pub fn new() -> Self { |
| 14 | Self { |
| 15 | renderers: Default::default(), |
| 16 | } |
| 17 | } |
| 18 | |
| 19 | pub fn renderer_for_device(&mut self, device: &metal::Device) -> &mut Renderer { |
| 20 | use std::collections::hash_map::Entry::*; |
| 21 | match self.renderers.entry(device.registry_id()) { |
| 22 | Occupied(entry) => entry.into_mut(), |
| 23 | Vacant(entry) => entry.insert(Renderer::new( |
| 24 | device, |
| 25 | metal::MTLPixelFormat::BGRA8Unorm, |
| 26 | rendering::GlyphConfig::default(), |
| 27 | )), |
| 28 | } |
| 29 | } |
| 30 | } |
| 31 |