Initial public release of Warp.

Repo-Sync-Origin: warpdotdev/warp-internal@12af1d983b

app/src/gpu_state.rs

@@ -0,0 +1,42 @@
+use warpui::{Entity, ModelContext, SingletonEntity};
+
+/// Singleton model that tracks GPU state.
+#[derive(Debug, Default, Clone)]
+pub struct GPUState {
+    has_low_power_gpu: bool,
+}
+
+impl GPUState {
+    /// Creates a new GPUState with default values
+    pub fn new() -> Self {
+        Self::default()
+    }
+
+    /// Marks the low power GPU as available and stable
+    pub(super) fn set_has_lower_power_gpu(
+        &mut self,
+        has_low_power_gpu: bool,
+        ctx: &mut ModelContext<Self>,
+    ) {
+        self.has_low_power_gpu = has_low_power_gpu;
+
+        if has_low_power_gpu {
+            ctx.emit(GPUStateEvent::LowPowerGPUAvailable);
+        }
+    }
+
+    /// Returns whether the low power GPU is available for use
+    pub fn is_low_power_gpu_available(&self) -> bool {
+        self.has_low_power_gpu
+    }
+}
+
+pub enum GPUStateEvent {
+    LowPowerGPUAvailable,
+}
+
+impl SingletonEntity for GPUState {}
+
+impl Entity for GPUState {
+    type Event = GPUStateEvent;
+}