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feat: WIP terrain path modifiers

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Sara Gerretsen 2026-02-27 18:01:14 +01:00
parent 4d4427949d
commit 31a9986066
4 changed files with 288 additions and 74 deletions
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51
modules/terrain/terrain_modifier.h
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@ -14,25 +14,22 @@ class TerrainModifier : public Marker3D {
protected:
void _notification(int what);
float blend(float under, float over);
void push_changed(Rect2 bounds);
public:
virtual float evaluate_at(Vector2 world_coordinate, float before);
private:
float blend_distance{ 10.0 };
Vector3 thread_safe_global_position{};
Terrain *terrain{ nullptr };
Rect2 bounds{ { -INFINITY, -INFINITY }, { INFINITY, INFINITY } };
protected:
GET_SET_FNS(Rect2, bounds);
void set_bounds(Rect2 bounds);
Rect2 get_bounds() const;
public:
Vector3 get_thread_safe_global_position() const;
void set_blend_distance(float value);
float get_blend_distance() const;
GET_SET_FNS(Terrain *, terrain);
};
@ -55,7 +52,7 @@ class TerrainModifierDistance : public TerrainModifier {
protected:
void _notification(int what);
virtual float distance_at(Vector2 const &world_coordinate);
float distance_at(Vector2 const &world_coordinate);
public:
float evaluate_at(Vector2 world_coordinate, float before) override;
@ -69,3 +66,45 @@ public:
void set_distance_weight_curve(Ref<Curve> curve);
Ref<Curve> get_distance_weight_curve() const;
};
class TerrainModifierPathPoint : public Marker3D {
GDCLASS(TerrainModifierPathPoint, Marker3D);
static void _bind_methods();
protected:
void _notification(int what);
public:
class TerrainModifierPath *path{ nullptr };
};
class TerrainModifierPath : public TerrainModifier {
GDCLASS(TerrainModifierPath, TerrainModifier);
static void _bind_methods();
void curves_changed();
bool update_bounds();
protected:
void _notification(int what);
float evaluate_line(Vector3 a, Vector3 b, Vector2 world_coordinate, float &out_dot, float &out_distance);
public:
float evaluate_at(Vector2 world_coordinate, float before) override;
void path_changed();
PackedStringArray get_configuration_warnings() const override;
private:
SharedMutex lock{};
float min_height{};
float max_height{};
bool closed{ false };
Vector<Vector3> points{};
Ref<Curve> curve_left{};
Ref<Curve> curve_right{};
public:
void set_curve_left(Ref<Curve> curve);
Ref<Curve> get_curve_left() const;
void set_curve_right(Ref<Curve> curve);
Ref<Curve> get_curve_right() const;
};