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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/webgpu/gpu_bind_group_layout.h"
#include "third_party/blink/renderer/modules/webgpu/dawn_conversions.h"
#include "third_party/blink/renderer/modules/webgpu/gpu_bind_group_layout_binding.h"
#include "third_party/blink/renderer/modules/webgpu/gpu_bind_group_layout_descriptor.h"
#include "third_party/blink/renderer/modules/webgpu/gpu_device.h"
namespace blink {
WGPUBindGroupLayoutBinding AsDawnType(
const GPUBindGroupLayoutBinding* webgpu_binding) {
WGPUBindGroupLayoutBinding dawn_binding = {};
dawn_binding.binding = webgpu_binding->binding();
dawn_binding.type = AsDawnEnum<WGPUBindingType>(webgpu_binding->type());
dawn_binding.visibility =
AsDawnEnum<WGPUShaderStage>(webgpu_binding->visibility());
dawn_binding.textureDimension =
AsDawnEnum<WGPUTextureViewDimension>(webgpu_binding->textureDimension());
dawn_binding.textureComponentType = AsDawnEnum<WGPUTextureComponentType>(
webgpu_binding->textureComponentType());
dawn_binding.multisampled = webgpu_binding->multisampled();
dawn_binding.hasDynamicOffset = webgpu_binding->hasDynamicOffset();
return dawn_binding;
}
// static
GPUBindGroupLayout* GPUBindGroupLayout::Create(
GPUDevice* device,
const GPUBindGroupLayoutDescriptor* webgpu_desc) {
DCHECK(device);
DCHECK(webgpu_desc);
uint32_t binding_count =
static_cast<uint32_t>(webgpu_desc->bindings().size());
std::unique_ptr<WGPUBindGroupLayoutBinding[]> bindings =
binding_count != 0 ? AsDawnType(webgpu_desc->bindings()) : nullptr;
WGPUBindGroupLayoutDescriptor dawn_desc = {};
dawn_desc.nextInChain = nullptr;
dawn_desc.bindingCount = binding_count;
dawn_desc.bindings = bindings.get();
if (webgpu_desc->hasLabel()) {
dawn_desc.label = webgpu_desc->label().Utf8().data();
}
return MakeGarbageCollected<GPUBindGroupLayout>(
device, device->GetProcs().deviceCreateBindGroupLayout(
device->GetHandle(), &dawn_desc));
}
GPUBindGroupLayout::GPUBindGroupLayout(GPUDevice* device,
WGPUBindGroupLayout bind_group_layout)
: DawnObject<WGPUBindGroupLayout>(device, bind_group_layout) {}
GPUBindGroupLayout::~GPUBindGroupLayout() {
if (IsDawnControlClientDestroyed()) {
return;
}
GetProcs().bindGroupLayoutRelease(GetHandle());
}
} // namespace blink
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