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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"
#include "ASTBuilder.h"
#include "ASTExpression.h"
#include "ASTIdentifier.h"
#include "ASTInterpolateAttribute.h"
#include <wtf/ReferenceWrapperVector.h>
namespace WGSL {
class AttributeValidator;
namespace AST {
class StructureMember final : public Node {
WGSL_AST_BUILDER_NODE(StructureMember);
friend AttributeValidator;
public:
using List = ReferenceWrapperVector<StructureMember>;
NodeKind kind() const final;
Identifier& name() { return m_name; }
Identifier& originalName() { return m_originalName; }
Expression& type() { return m_type; }
Attribute::List& attributes() { return m_attributes; }
bool invariant() const { return m_invariant; }
std::optional<Builtin> builtin() const { return m_builtin; }
std::optional<unsigned> location() const { return m_location; }
std::optional<Interpolation> interpolation() const { return m_interpolation; }
unsigned offset() const { return m_offset; }
unsigned padding() const { return m_padding; }
unsigned alignment() const { return *m_alignment; }
unsigned size() const { return *m_size; }
private:
StructureMember(SourceSpan span, Identifier&& name, Expression::Ref&& type, Attribute::List&& attributes)
: Node(span)
, m_name(WTFMove(name))
, m_originalName(m_name)
, m_attributes(WTFMove(attributes))
, m_type(WTFMove(type))
{ }
Identifier m_name;
Identifier m_originalName;
Attribute::List m_attributes;
Expression::Ref m_type;
// Compute
unsigned m_offset { 0 };
unsigned m_padding { 0 };
// Attributes
bool m_invariant { false };
std::optional<unsigned> m_alignment;
std::optional<unsigned> m_size;
std::optional<Builtin> m_builtin;
std::optional<unsigned> m_location;
std::optional<Interpolation> m_interpolation;
};
} // namespace AST
} // namespace WGSL
SPECIALIZE_TYPE_TRAITS_WGSL_AST(StructureMember)
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