1 files changed, 58 insertions, 0 deletions
diff --git a/dom/webgpu/ComputePipeline.cpp b/dom/webgpu/ComputePipeline.cpp
new file mode 100644
index 0000000000..ca50c5583a
--- /dev/null
+++ b/dom/webgpu/ComputePipeline.cpp
@@ -0,0 +1,58 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "ComputePipeline.h"
+
+#include "Device.h"
+#include "ipc/WebGPUChild.h"
+#include "mozilla/dom/WebGPUBinding.h"
+
+namespace mozilla::webgpu {
+
+GPU_IMPL_CYCLE_COLLECTION(ComputePipeline, mParent)
+GPU_IMPL_JS_WRAP(ComputePipeline)
+
+ComputePipeline::ComputePipeline(Device* const aParent, RawId aId,
+                                 RawId aImplicitPipelineLayoutId,
+                                 nsTArray<RawId>&& aImplicitBindGroupLayoutIds)
+    : ChildOf(aParent),
+      mImplicitPipelineLayoutId(aImplicitPipelineLayoutId),
+      mImplicitBindGroupLayoutIds(std::move(aImplicitBindGroupLayoutIds)),
+      mId(aId) {
+  MOZ_RELEASE_ASSERT(aId);
+}
+
+ComputePipeline::~ComputePipeline() { Cleanup(); }
+
+void ComputePipeline::Cleanup() {
+  if (mValid && mParent) {
+    mValid = false;
+    auto bridge = mParent->GetBridge();
+    if (bridge && bridge->IsOpen()) {
+      bridge->SendComputePipelineDrop(mId);
+      if (mImplicitPipelineLayoutId) {
+        bridge->SendImplicitLayoutDrop(mImplicitPipelineLayoutId,
+                                       mImplicitBindGroupLayoutIds);
+      }
+    }
+  }
+}
+
+already_AddRefed<BindGroupLayout> ComputePipeline::GetBindGroupLayout(
+    uint32_t aIndex) const {
+  auto bridge = mParent->GetBridge();
+  auto* client = bridge->GetClient();
+
+  ipc::ByteBuf bb;
+  const RawId bglId = ffi::wgpu_client_compute_pipeline_get_bind_group_layout(
+      client, mId, aIndex, ToFFI(&bb));
+
+  bridge->SendDeviceAction(mParent->GetId(), std::move(bb));
+
+  RefPtr<BindGroupLayout> object = new BindGroupLayout(mParent, bglId, false);
+  return object.forget();
+}
+
+}  // namespace mozilla::webgpu