1 files changed, 53 insertions, 2 deletions
diff --git a/components/script/dom/gpusampler.rs b/components/script/dom/gpusampler.rs
index 5a7ce54814d..874d907e069 100644
--- a/components/script/dom/gpusampler.rs
+++ b/components/script/dom/gpusampler.rs
@@ -3,14 +3,19 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
 use dom_struct::dom_struct;
+use webgpu::wgc::resource::SamplerDescriptor;
 use webgpu::{WebGPU, WebGPUDevice, WebGPURequest, WebGPUSampler};
 
 use crate::dom::bindings::cell::DomRefCell;
-use crate::dom::bindings::codegen::Bindings::WebGPUBinding::GPUSamplerMethods;
-use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
+use crate::dom::bindings::codegen::Bindings::WebGPUBinding::{
+    GPUSamplerDescriptor, GPUSamplerMethods,
+};
+use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
 use crate::dom::bindings::root::DomRoot;
 use crate::dom::bindings::str::USVString;
 use crate::dom::globalscope::GlobalScope;
+use crate::dom::gpuconvert::convert_label;
+use crate::dom::gpudevice::GPUDevice;
 
 #[dom_struct]
 pub struct GPUSampler {
@@ -69,6 +74,52 @@ impl GPUSampler {
     pub fn id(&self) -> WebGPUSampler {
         self.sampler
     }
+
+    /// <https://gpuweb.github.io/gpuweb/#dom-gpudevice-createsampler>
+    pub fn create(device: &GPUDevice, descriptor: &GPUSamplerDescriptor) -> DomRoot<GPUSampler> {
+        let sampler_id = device
+            .global()
+            .wgpu_id_hub()
+            .create_sampler_id(device.id().0.backend());
+        let compare_enable = descriptor.compare.is_some();
+        let desc = SamplerDescriptor {
+            label: convert_label(&descriptor.parent),
+            address_modes: [
+                descriptor.addressModeU.into(),
+                descriptor.addressModeV.into(),
+                descriptor.addressModeW.into(),
+            ],
+            mag_filter: descriptor.magFilter.into(),
+            min_filter: descriptor.minFilter.into(),
+            mipmap_filter: descriptor.mipmapFilter.into(),
+            lod_min_clamp: *descriptor.lodMinClamp,
+            lod_max_clamp: *descriptor.lodMaxClamp,
+            compare: descriptor.compare.map(Into::into),
+            anisotropy_clamp: 1,
+            border_color: None,
+        };
+
+        device
+            .channel()
+            .0
+            .send(WebGPURequest::CreateSampler {
+                device_id: device.id().0,
+                sampler_id,
+                descriptor: desc,
+            })
+            .expect("Failed to create WebGPU sampler");
+
+        let sampler = WebGPUSampler(sampler_id);
+
+        GPUSampler::new(
+            &device.global(),
+            device.channel().clone(),
+            device.id(),
+            compare_enable,
+            sampler,
+            descriptor.parent.label.clone(),
+        )
+    }
 }
 
 impl GPUSamplerMethods for GPUSampler {