59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef INCLUDE_DAWN_WIRE_WIRE_H_
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#define INCLUDE_DAWN_WIRE_WIRE_H_
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#include <cstdint>
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#include <limits>
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#include "dawn/webgpu.h"
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#include "dawn/wire/dawn_wire_export.h"
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namespace dawn::wire {
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class DAWN_WIRE_EXPORT CommandSerializer {
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public:
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CommandSerializer();
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virtual ~CommandSerializer();
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CommandSerializer(const CommandSerializer& rhs) = delete;
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CommandSerializer& operator=(const CommandSerializer& rhs) = delete;
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// Get space for serializing commands.
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// GetCmdSpace will never be called with a value larger than
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// what GetMaximumAllocationSize returns. Return nullptr to indicate
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// a fatal error.
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virtual void* GetCmdSpace(size_t size) = 0;
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virtual bool Flush() = 0;
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virtual size_t GetMaximumAllocationSize() const = 0;
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virtual void OnSerializeError();
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};
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class DAWN_WIRE_EXPORT CommandHandler {
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public:
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CommandHandler();
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virtual ~CommandHandler();
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CommandHandler(const CommandHandler& rhs) = delete;
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CommandHandler& operator=(const CommandHandler& rhs) = delete;
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virtual const volatile char* HandleCommands(const volatile char* commands, size_t size) = 0;
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};
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} // namespace dawn::wire
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// TODO(dawn:824): Remove once the deprecation period is passed.
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namespace dawn_wire = dawn::wire;
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#endif // INCLUDE_DAWN_WIRE_WIRE_H_
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