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// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef INCLUDE_TINT_ARRAY_LENGTH_FROM_UNIFORM_OPTIONS_H_
#define INCLUDE_TINT_ARRAY_LENGTH_FROM_UNIFORM_OPTIONS_H_
#include <unordered_map>
#include "tint/binding_point.h"
namespace tint {
/// Options used to specify a mapping of binding points to indices into a UBO
/// from which to load buffer sizes.
struct ArrayLengthFromUniformOptions {
/// The binding point to use to generate a uniform buffer from which to read
/// buffer sizes.
BindingPoint ubo_binding;
/// The mapping from storage buffer binding points to the index into the
/// uniform buffer where the length of the buffer is stored.
std::unordered_map<BindingPoint, uint32_t> bindpoint_to_size_index;
/// Reflect the fields of this class so that it can be used by tint::ForeachField()
TINT_REFLECT(ubo_binding, bindpoint_to_size_index);
};
} // namespace tint
#endif // INCLUDE_TINT_ARRAY_LENGTH_FROM_UNIFORM_OPTIONS_H_