geoimage.h

#ifndef __RASTER_H__
#define __RASTER_H__
 
#include <godot_cpp/classes/global_constants.hpp>
#include <godot_cpp/classes/height_map_shape3d.hpp>
#include <godot_cpp/classes/image.hpp>
#include <godot_cpp/classes/image_texture.hpp>
#include <godot_cpp/classes/mutex.hpp>
 
#include <godot_cpp/core/binder_common.hpp>
 
#include "GeoRaster.h"
#include "defines.h"
 
namespace godot {
 
// Wrapper for a GeoRaster from the RasterTileExtractor.
// Provides data in a format directly compatible with Godot (using Godot types).
// Think of it as an extension of a normal Godot Image / ImageTexture (which can
// be acquired with get_image / get_image_texture) Note that a GeoImage should
// not be created manually from Godot. It is only used as the return type of
// Geodot functions such as Geodot::get_image.
class EXPORT GeoImage : public RefCounted {
    GDCLASS(GeoImage, RefCounted)
 
  protected:
    static void _bind_methods();
 
  public:
    enum INTERPOLATION {
        NEAREST,
        BILINEAR,
        CUBIC,
        CUBICSPLINE,
        LANCZOS,
        AVG,
        MODE,
        MAX,
        MIN,
        MED,
        Q1,
        Q2,
    };
 
    GeoImage();
    ~GeoImage();
 
    bool is_valid();
 
    void set_raster(GeoRaster *raster, INTERPOLATION interpolation);
 
    void set_raster_from_band(GeoRaster *raster, INTERPOLATION interpolation, int band_index);
 
    Ref<Image> get_image();
 
    Ref<ImageTexture> get_image_texture();
 
    Ref<Image> get_normalmap_for_heightmap(float scale);
 
    Ref<HeightMapShape3D> get_shape_for_heightmap();
 
    Ref<ImageTexture> get_normalmap_texture_for_heightmap(float scale);
 
    Array get_most_common(int number_of_entries);
 
  private:
    GeoRaster *raster;
 
    Ref<Image> image;
 
    Ref<Image> normalmap;
 
    Ref<Mutex> normalmap_load_mutex;
 
    INTERPOLATION interpolation;
 
    bool validity = false;
};
 
} // namespace godot
 
VARIANT_ENUM_CAST(GeoImage::INTERPOLATION);
 
#endif // __RASTER_H__