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/*
* Copyright (C) 2023 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "ASTAttribute.h"
namespace WGSL::AST {
struct WorkgroupSize {
Expression::Ptr x;
Expression::Ptr y;
Expression::Ptr z;
};
class WorkgroupSizeAttribute final : public Attribute {
WGSL_AST_BUILDER_NODE(WorkgroupSizeAttribute);
public:
NodeKind kind() const override;
Expression& x() { return *m_workgroupSize.x; }
Expression* maybeY() { return m_workgroupSize.y; }
Expression* maybeZ() { return m_workgroupSize.z; }
const Expression& x() const { return *m_workgroupSize.x; }
const Expression* maybeY() const { return m_workgroupSize.y; }
const Expression* maybeZ() const { return m_workgroupSize.z; }
const WorkgroupSize& workgroupSize() const { return m_workgroupSize; }
private:
WorkgroupSizeAttribute(SourceSpan span, Expression::Ref&& x, Expression::Ptr maybeY, Expression::Ptr maybeZ)
: Attribute(span)
, m_workgroupSize({ &x.get(), maybeY, maybeZ })
{ }
WorkgroupSize m_workgroupSize;
};
} // namespace WGSL::AST
SPECIALIZE_TYPE_TRAITS_WGSL_AST(WorkgroupSizeAttribute)
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