CanonicalMesh.h

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#pragma once
#include <cstdint>
#include <map>
#include <span>
#include <string>
#include <vector>
#include "common/Export.h"
#include "common/Result.h"
namespace eve::asset {
struct CanonicalMeshAttribute {
    std::uint32_t      components = 0;
    std::vector<float> values;
};
struct CanonicalMeshData {
    std::vector<float>                          positions;
    std::vector<float>                          normals;
    std::vector<float>                          colors;
    std::map<std::uint32_t, std::vector<float>> texcoords;
    std::vector<std::uint32_t>                  indices;
    std::map<std::string, CanonicalMeshAttribute> attributes;
};
struct CanonicalMeshLimits {
    std::uint32_t maximumVertices     = 4'000'000;
    std::uint32_t maximumIndices      = 12'000'000;
    std::uint64_t maximumDecodedBytes = 512ull * 1024ull * 1024ull;
};
[[nodiscard]] EVENGINE_API_FOUNDATION Result<CanonicalMeshData> decodeCanonicalMesh(
    std::span<const std::uint8_t> bytes, const CanonicalMeshLimits& limits = {});
[[nodiscard]] EVENGINE_API_FOUNDATION Result<std::vector<std::uint8_t>> encodeCanonicalMesh(
    const CanonicalMeshData& mesh, const CanonicalMeshLimits& limits = {});
}  // namespace eve::asset