chore: add types for `Deno.UnsafeWindowSurface` (#22010)

2 files changed, 45 insertions, 0 deletions

diff --git a/cli/tsc/dts/lib.deno.unstable.d.ts b/cli/tsc/dts/lib.deno.unstable.d.ts
index 827c95556..f0f6f4571 100644
--- a/cli/tsc/dts/lib.deno.unstable.d.ts
+++ b/cli/tsc/dts/lib.deno.unstable.d.ts
@@ -3,6 +3,7 @@
 /// <reference no-default-lib="true" />
 /// <reference lib="deno.ns" />
 /// <reference lib="deno.broadcast_channel" />
+/// <reference lib="deno.webgpu" />
 /// <reference lib="esnext" />
 /// <reference lib="es2022.intl" />
 
@@ -766,6 +767,31 @@ declare namespace Deno {
 
   /** **UNSTABLE**: New API, yet to be vetted.
    *
+   *  Creates a presentable WebGPU surface from given window and
+   *  display handles.
+   *
+   *  The parameters correspond to the table below:
+   *
+   *  | system            | winHandle     | displayHandle   |
+   *  | ----------------- | ------------- | --------------- |
+   *  | "cocoa" (macOS)   | `NSView*`     | -               |
+   *  | "win32" (Windows) | `HWND`        | `HINSTANCE`     |
+   *  | "x11" (Linux)     | Xlib `Window` | Xlib `Display*` |
+   *
+   * @category WebGPU
+   */
+  export class UnsafeWindowSurface {
+    constructor(
+      system: "cocoa" | "win32" | "x11",
+      windowHandle: UnsafePointerView,
+      displayHandle: UnsafePointerView | null,
+    );
+    getContext(context: "webgpu"): GPUCanvasContext;
+    present(): void;
+  }
+
+  /** **UNSTABLE**: New API, yet to be vetted.
+   *
    * These are unstable options which can be used with {@linkcode Deno.run}.
    *
    * @category Sub Process
diff --git a/cli/tsc/dts/lib.deno_webgpu.d.ts b/cli/tsc/dts/lib.deno_webgpu.d.ts
index f83ea5aa5..606c77634 100644
--- a/cli/tsc/dts/lib.deno_webgpu.d.ts
+++ b/cli/tsc/dts/lib.deno_webgpu.d.ts
@@ -1313,3 +1313,22 @@ declare interface GPUExtent3DDict {
 
 /** @category WebGPU */
 declare type GPUExtent3D = number[] | GPUExtent3DDict;
+
+/** @category WebGPU */
+declare type GPUCanvasAlphaMode = "opaque" | "premultiplied";
+
+/** @category WebGPU */
+declare interface GPUCanvasConfiguration {
+  device: GPUDevice;
+  format: GPUTextureFormat;
+  usage?: GPUTextureUsageFlags;
+  viewFormats?: GPUTextureFormat[];
+  colorSpace?: "srgb" | "display-p3";
+  alphaMode?: GPUCanvasAlphaMode;
+}
+/** @category WebGPU */
+declare interface GPUCanvasContext {
+  configure(configuration: GPUCanvasConfiguration): undefined;
+  unconfigure(): undefined;
+  getCurrentTexture(): GPUTexture;
+}