light_2d.h

#ifndef LIGHT_2D_H
#define LIGHT_2D_H

#include "scene/2d/node_2d.h"

class Light2D : public Node2D {

    OBJ_TYPE(Light2D,Node2D);
public:
    enum Mode {
        MODE_ADD,
        MODE_SUB,
        MODE_MIX,
        MODE_MASK,
    };

private:
    RID canvas_light;
    bool enabled;
    bool shadow;
    Color color;
    Color shadow_color;
    float height;
    float _scale;
    float energy;
    int z_min;
    int z_max;
    int layer_min;
    int layer_max;
    int item_mask;
    int item_shadow_mask;
    int shadow_buffer_size;
    float shadow_esm_multiplier;
    Mode mode;
    Ref<Texture> texture;
    Vector2 texture_offset;

    void _update_light_visibility();
protected:

    void _notification(int p_what);
    static void _bind_methods();
public:


    virtual void edit_set_pivot(const Point2& p_pivot);
    virtual Point2 edit_get_pivot() const;
    virtual bool edit_has_pivot() const;

    void set_enabled( bool p_enabled);
    bool is_enabled() const;

    void set_texture( const Ref<Texture>& p_texture);
    Ref<Texture> get_texture() const;

    void set_texture_offset( const Vector2& p_offset);
    Vector2 get_texture_offset() const;

    void set_color( const Color& p_color);
    Color get_color() const;

    void set_height( float p_height);
    float get_height() const;

    void set_energy( float p_energy);
    float get_energy() const;

    void set_texture_scale( float p_scale);
    float get_texture_scale() const;

    void set_z_range_min( int p_min_z);
    int get_z_range_min() const;

    void set_z_range_max( int p_max_z);
    int get_z_range_max() const;

    void set_layer_range_min( int p_min_layer);
    int get_layer_range_min() const;

    void set_layer_range_max( int p_max_layer);
    int get_layer_range_max() const;

    void set_item_mask( int p_mask);
    int get_item_mask() const;

    void set_item_shadow_mask( int p_mask);
    int get_item_shadow_mask() const;

    void set_mode( Mode p_mode );
    Mode get_mode() const;

    void set_shadow_enabled( bool p_enabled);
    bool is_shadow_enabled() const;

    void set_shadow_buffer_size( int p_size );
    int get_shadow_buffer_size() const;

    void set_shadow_esm_multiplier( float p_multiplier);
    float get_shadow_esm_multiplier() const;

    void set_shadow_color( const Color& p_shadow_color);
    Color get_shadow_color() const;


    virtual Rect2 get_item_rect() const;

    Light2D();
    ~Light2D();
};

VARIANT_ENUM_CAST(Light2D::Mode);

#endif // LIGHT_2D_H