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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_COMMAND_ENCODER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_COMMAND_ENCODER_H_
#include "third_party/blink/renderer/bindings/modules/v8/v8_typedefs.h"
#include "third_party/blink/renderer/modules/webgpu/dawn_object.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
namespace blink {
class ExceptionState;
class GPUCommandBuffer;
class GPUCommandBufferDescriptor;
class GPUCommandEncoderDescriptor;
class GPUComputePassDescriptor;
class GPUComputePassEncoder;
class GPURenderPassDescriptor;
class GPURenderPassEncoder;
class GPUTexelCopyBufferInfo;
class GPUTexelCopyTextureInfo;
class GPUCommandEncoder : public DawnObject<wgpu::CommandEncoder> {
DEFINE_WRAPPERTYPEINFO();
public:
static GPUCommandEncoder* Create(
GPUDevice* device,
const GPUCommandEncoderDescriptor* webgpu_desc);
explicit GPUCommandEncoder(GPUDevice* device,
wgpu::CommandEncoder command_encoder,
const String& label);
GPUCommandEncoder(const GPUCommandEncoder&) = delete;
GPUCommandEncoder& operator=(const GPUCommandEncoder&) = delete;
// gpu_command_encoder.idl {{{
GPURenderPassEncoder* beginRenderPass(
const GPURenderPassDescriptor* descriptor,
ExceptionState& exception_state);
GPUComputePassEncoder* beginComputePass(
const GPUComputePassDescriptor* descriptor,
ExceptionState& exception_state);
void copyBufferToBuffer(DawnObject<wgpu::Buffer>* source,
DawnObject<wgpu::Buffer>* destination,
ExceptionState& exception_state) {
if (!RuntimeEnabledFeatures::WebGPUCopyBufferToBufferOverloadEnabled()) {
exception_state.ThrowTypeError("Offsets and size are required.");
return;
}
copyBufferToBuffer(source, 0, destination, 0, exception_state);
}
void copyBufferToBuffer(DawnObject<wgpu::Buffer>* source,
DawnObject<wgpu::Buffer>* destination,
uint64_t size,
ExceptionState& exception_state) {
if (!RuntimeEnabledFeatures::WebGPUCopyBufferToBufferOverloadEnabled()) {
exception_state.ThrowTypeError("Offsets are required.");
return;
}
copyBufferToBuffer(source, 0, destination, 0, size, exception_state);
}
void copyBufferToBuffer(DawnObject<wgpu::Buffer>* source,
uint64_t source_offset,
DawnObject<wgpu::Buffer>* destination,
uint64_t destination_offset,
ExceptionState& exception_state) {
if (!RuntimeEnabledFeatures::WebGPUCopyBufferToBufferOverloadEnabled()) {
exception_state.ThrowTypeError("Size is required.");
return;
}
DCHECK(source);
// Underflow in the size calculation is acceptable because a GPU validation
// error will be fired if the resulting size is a very large positive
// integer. The offset is validated to be less than the buffer size before
// we compute the remaining size in the buffer.
copyBufferToBuffer(source, source_offset, destination, destination_offset,
source->GetHandle().GetSize() - source_offset,
exception_state);
}
void copyBufferToBuffer(DawnObject<wgpu::Buffer>* source,
uint64_t source_offset,
DawnObject<wgpu::Buffer>* destination,
uint64_t destination_offset,
uint64_t size,
ExceptionState& exception_state) {
DCHECK(source);
DCHECK(destination);
GetHandle().CopyBufferToBuffer(source->GetHandle(), source_offset,
destination->GetHandle(), destination_offset,
size);
}
void copyBufferToTexture(GPUTexelCopyBufferInfo* source,
GPUTexelCopyTextureInfo* destination,
const V8GPUExtent3D* copy_size,
ExceptionState& exception_state);
void copyTextureToBuffer(GPUTexelCopyTextureInfo* source,
GPUTexelCopyBufferInfo* destination,
const V8GPUExtent3D* copy_size,
ExceptionState& exception_state);
void copyTextureToTexture(GPUTexelCopyTextureInfo* source,
GPUTexelCopyTextureInfo* destination,
const V8GPUExtent3D* copy_size,
ExceptionState& exception_state);
void pushDebugGroup(String groupLabel) {
std::string label = groupLabel.Utf8();
GetHandle().PushDebugGroup(label.c_str());
}
void popDebugGroup() { GetHandle().PopDebugGroup(); }
void insertDebugMarker(String markerLabel) {
std::string label = markerLabel.Utf8();
GetHandle().InsertDebugMarker(label.c_str());
}
void resolveQuerySet(DawnObject<wgpu::QuerySet>* querySet,
uint32_t firstQuery,
uint32_t queryCount,
DawnObject<wgpu::Buffer>* destination,
uint64_t destinationOffset) {
GetHandle().ResolveQuerySet(querySet->GetHandle(), firstQuery, queryCount,
destination->GetHandle(), destinationOffset);
}
void writeTimestamp(DawnObject<wgpu::QuerySet>* querySet,
uint32_t queryIndex,
ExceptionState& exception_state);
void clearBuffer(DawnObject<wgpu::Buffer>* buffer, uint64_t offset) {
GetHandle().ClearBuffer(buffer->GetHandle(), offset);
}
void clearBuffer(DawnObject<wgpu::Buffer>* buffer,
uint64_t offset,
uint64_t size) {
GetHandle().ClearBuffer(buffer->GetHandle(), offset, size);
}
GPUCommandBuffer* finish(const GPUCommandBufferDescriptor* descriptor);
// }}} End of WebIDL binding implementation.
void SetLabelImpl(const String& value) override {
std::string utf8_label = value.Utf8();
GetHandle().SetLabel(utf8_label.c_str());
}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGPU_GPU_COMMAND_ENCODER_H_
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