normal_map.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include <string>
#include <vector>
 
#include "mvs/mat.h"
#include "util/bitmap.h"
 
namespace colmap {
namespace mvs {
 
// Normal map class that stores per-pixel normals as a MxNx3 image.
class NormalMap : public Mat<float> {
public:
    NormalMap();
    NormalMap(const size_t width, const size_t height);
    explicit NormalMap(const Mat<float>& mat);
 
    void Rescale(const float factor);
    void Downsize(const size_t max_width, const size_t max_height);
 
    Bitmap ToBitmap() const;
};
 
}  // namespace mvs
}  // namespace colmap