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-rw-r--r--game/src/Game/GameSession/MapView.gd20
1 files changed, 12 insertions, 8 deletions
diff --git a/game/src/Game/GameSession/MapView.gd b/game/src/Game/GameSession/MapView.gd
index a2fe6b1..3cab19d 100644
--- a/game/src/Game/GameSession/MapView.gd
+++ b/game/src/Game/GameSession/MapView.gd
@@ -29,6 +29,8 @@ var _mouse_over_viewport : bool = true
@export var _zoom_target : float = 1.0:
get: return _zoom_target
set(v): _zoom_target = clamp(v, _zoom_target_min, _zoom_target_max)
+const _zoom_position_multiplier = 4.0 # This value needs to be fine-tuned.
+var _zoom_position : Vector2
@export var _map_mesh_instance : MeshInstance3D
var _map_mesh : MapMesh
@@ -109,9 +111,13 @@ func _viewport_to_map_coords(pos_viewport : Vector2) -> Vector2:
func zoom_in() -> void:
_zoom_target -= _zoom_target_step
+ _zoom_position = (Vector2(0.5, 0.5) - _mouse_pos_viewport * GuiScale.get_current_guiscale() / _viewport_dims) * _zoom_position_multiplier
func zoom_out() -> void:
_zoom_target += _zoom_target_step
+ # For some reason, zooming out in the original game does not consider the
+ # cursor location. I'm not sure if we want to preserve this behavior.
+ _zoom_position = Vector2()
func _on_province_selected(index : int) -> void:
_map_shader_material.set_shader_parameter(GameLoader.ShaderManager.param_selected_index, index)
@@ -170,11 +176,10 @@ func _movement_process(delta : float) -> void:
# REQUIREMENTS
# * UIFUN-125
func _edge_scrolling_vector() -> Vector2:
- if not _mouse_over_viewport:
- return Vector2()
var mouse_vector := _mouse_pos_viewport * GuiScale.get_current_guiscale() / _viewport_dims - Vector2(0.5, 0.5)
+ # Only scroll if outside the move threshold.
if abs(mouse_vector.x) < 0.5 - _edge_move_threshold and abs(mouse_vector.y) < 0.5 - _edge_move_threshold:
- mouse_vector *= 0
+ return Vector2()
return mouse_vector * _edge_move_speed
# REQUIREMENTS
@@ -196,12 +201,11 @@ func _clamp_over_map() -> void:
func _zoom_process(delta : float) -> void:
var height := _camera.position.y
var zoom := _zoom_target - height
- height += zoom * _zoom_speed * delta
- var new_zoom := _zoom_target - height
+ var zoom_delta = zoom * _zoom_speed * delta
# Set to target if height is within _zoom_epsilon of it or has overshot past it
- if abs(new_zoom) < _zoom_epsilon or sign(zoom) != sign(new_zoom):
- height = _zoom_target
- _camera.position.y = height
+ if abs(zoom - zoom_delta) < _zoom_epsilon or sign(zoom) != sign(zoom - zoom_delta):
+ zoom_delta = zoom
+ _camera.position += Vector3(_zoom_position.x * zoom_delta, zoom_delta, _zoom_position.y * zoom_delta)
func _update_orientation() -> void:
var dir := Vector3(0, -1, -exp(-_camera.position.y - 1))