find_matching_attributes.h

/*
 * Copyright 2024 Adobe. All rights reserved.
 * This file is licensed to you 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 REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
#pragma once
 
#include <lagrange/SurfaceMesh.h>
#include <lagrange/utils/BitField.h>
 
#include <optional>
#include <vector>
 
namespace lagrange {
 
 
struct AttributeMatcher
{
    BitField<AttributeUsage> usages = BitField<AttributeUsage>::all();
 
    BitField<AttributeElement> element_types = BitField<AttributeElement>::all();
 
    size_t num_channels = 0;
};
 
template <typename Scalar, typename Index>
std::optional<AttributeId> find_matching_attribute(
    const SurfaceMesh<Scalar, Index>& mesh,
    const AttributeMatcher& options);
 
template <typename Scalar, typename Index>
std::optional<AttributeId> find_matching_attribute(
    const SurfaceMesh<Scalar, Index>& mesh,
    AttributeUsage usage);
 
template <typename Scalar, typename Index>
std::optional<AttributeId> find_matching_attribute(
    const SurfaceMesh<Scalar, Index>& mesh,
    BitField<AttributeElement> element_types);
 
template <typename Scalar, typename Index>
std::vector<AttributeId> find_matching_attributes(
    const SurfaceMesh<Scalar, Index>& mesh,
    const AttributeMatcher& options);
 
template <typename Scalar, typename Index>
std::vector<AttributeId> find_matching_attributes(
    const SurfaceMesh<Scalar, Index>& mesh,
    AttributeUsage usage);
 
template <typename Scalar, typename Index>
std::vector<AttributeId> find_matching_attributes(
    const SurfaceMesh<Scalar, Index>& mesh,
    BitField<AttributeElement> element_types);
 
 
} // namespace lagrange