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183 lines
6.4 KiB
GDScript
183 lines
6.4 KiB
GDScript
extends Camera3D
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class_name CameraManager
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@export var global_effect_curve: Curve
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var target: int
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var target_character_pos: Vector2 = Vector2.ZERO
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var target_pos: Vector2 = Vector2.ZERO
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var target_pos_y: float
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var target_pos_now: Vector2 = Vector2.ZERO
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var level_size: Vector2 = Vector2(12.8, 7.68)
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var level_pos: Vector2 = Vector2.ZERO
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var offset: float = 10
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var shake_offset_x: float
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var camera_limit: Vector3 = Vector3(6.4, 1.7, 3.58) #x,z-up,z-down
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var camera_size: float = 7.2
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var basic_size: Vector2 = Vector2(640, 360)
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var scale_y: float = cos(deg_to_rad(45.0)) * 2.0 #1.414
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var sample_rate: float = 3.6
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var stage_size: Vector2 = basic_size * sample_rate
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var stage_scale: Vector2 = Vector2(1, scale_y) / sample_rate
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var stage_offset_y: float = (scale_y - 1.0) * 0.5 / sample_rate * stage_size.y
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var screen_pos_scale: Vector2 = Vector2(sample_rate, sample_rate/scale_y)
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var screen_pos_offset: Vector2 = Vector2(0, -stage_offset_y)
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var global_effect_list: Array[Variant] = []
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class GlobalEffect:
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var effect_type: Enum.EGlobalEffect
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var life_time: float
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var life_time_now: float
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var value: float
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func _ready():
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Global.camera_mgr = self
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SignalManager.character_create.connect(on_character_create)
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SignalManager.character_pos_changed.connect(on_character_pos_changed)
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SignalManager.character_destroy.connect(on_character_destroy)
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SignalManager.level_size_change.connect(on_level_size_change)
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SignalManager.level_pos_change.connect(on_level_pos_change)
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SignalManager.level_loading_end.connect(on_level_loading_end)
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func _process(delta):
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update_global_effect(delta)
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update_camera_pos(delta)
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func update_global_effect(delta):
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var remove_list: Array[Variant] = []
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for global_effect: GlobalEffect in global_effect_list:
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global_effect.life_time_now += delta
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global_effect.life_time_now = min(global_effect.life_time_now, global_effect.life_time)
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if global_effect.life_time_now == global_effect.life_time:
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remove_list.append(global_effect)
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var rate: float = global_effect.life_time_now/global_effect.life_time
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var value: float = global_effect_curve.sample(rate)*global_effect.value
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match global_effect.effect_type:
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Enum.EGlobalEffect.CameraSize:
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size = camera_size * (1 - value)
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refresh_target_pos()
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Enum.EGlobalEffect.CameraShake:
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shake_offset_x = (sin(rate * PI * 10) - 0.5)*0.04*value
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Enum.EGlobalEffect.ColorShift:
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Global.view_mgr.set_post_processing("shift_strength", value)
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Enum.EGlobalEffect.Blur:
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Global.view_mgr.set_post_processing("blur_strength", value)
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Enum.EGlobalEffect.SpeedLine:
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Global.view_mgr.set_post_processing("speed_line_strength", value)
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_: pass
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for global_effect: GlobalEffect in remove_list:
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global_effect_list.erase(global_effect)
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func update_camera_pos(delta):
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target_pos_lerp(0, delta, 6)
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target_pos_lerp(1, delta, 6)
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position.x = (target_pos_now.x + shake_offset_x)
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position.z = (target_pos_now.y + target_pos_y + offset)
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position.y = (target_pos_y + offset)
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func target_pos_lerp(index: int, delta: float, delta_scale: float):
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var target_pos_real: Vector2 = target_pos
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var diff = abs(target_pos_now[index] - target_pos_real[index])
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if diff < Setting.pixel_size:
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target_pos_now[index] = target_pos_real[index]
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else:
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var weight_min = Setting.pixel_size / 2 / diff
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var weight = max(delta * delta_scale, weight_min)
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target_pos_now[index] = lerp(target_pos_now[index], target_pos_real[index], weight)
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func on_character_create(id: int, type: int, pos: Vector3):
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if type == Enum.ECharacterType.Player:
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target = id
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on_character_pos_changed(id, pos)
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on_level_loading_end()
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func on_character_pos_changed(id: int, pos: Vector3):
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if id == target:
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target_character_pos.x = pos.x
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target_character_pos.y = pos.z
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target_pos_y = pos.y
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refresh_target_pos()
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func on_character_destroy(id: int): target = 0
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func refresh_target_pos():
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var pos: Vector2 = target_character_pos
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var camera_size_diff: float = (camera_size - size)/2.0
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var x_min: float = level_pos.x + camera_limit.x - camera_size_diff
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var x_max: float = level_pos.x + level_size.x - camera_limit.x + camera_size_diff
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var y_min: float = level_pos.y + camera_limit.y - target_pos_y - camera_size_diff
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var y_max: float = level_pos.y + level_size.y - camera_limit.z - target_pos_y + camera_size_diff
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target_pos.x = Util.snap_float(clamp(pos.x, x_min, x_max))
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target_pos.y = Util.snap_float(clamp(pos.y-target_pos_y, y_min, y_max))
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func on_level_size_change(size: Vector2): level_size = size
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func on_level_pos_change(pos: Vector2): level_pos = pos
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func on_level_loading_end():
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target_pos_now.x = target_pos.x
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target_pos_now.y = target_pos.y
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func get_screen_pos(pos: Vector3) -> Vector2:
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var ret: Vector2 = unproject_position(pos)
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ret.x /= screen_pos_scale.x
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ret.y /= screen_pos_scale.y
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ret.x += screen_pos_offset.x
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ret.y += screen_pos_offset.y
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return ret
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func add_global_effect(effect_type: Enum.EGlobalEffect, life_time: float, value: float) -> void:
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value *= 0.5
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for global_effect: GlobalEffect in global_effect_list:
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if global_effect.effect_type == effect_type:
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global_effect.life_time = life_time
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global_effect.life_time_now = 0
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global_effect.value = value
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return
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var global_effect = GlobalEffect.new()
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global_effect.effect_type = effect_type
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global_effect.life_time = life_time
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global_effect.life_time_now = 0
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global_effect.value = value
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global_effect_list.append(global_effect)
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return
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func effect(pause_time) -> void:
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if not pause_time:
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return
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var basic_pause_time: float = 0.3
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var effect_time = pause_time * 2
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var rate = pause_time/basic_pause_time
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add_global_effect(Enum.EGlobalEffect.CameraShake, effect_time, 0.8 * rate)
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add_global_effect(Enum.EGlobalEffect.CameraSize, effect_time, 0.1 * rate)
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add_global_effect(Enum.EGlobalEffect.ColorShift, effect_time, 0.8 * rate)
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add_global_effect(Enum.EGlobalEffect.Blur, effect_time, 0.8 * rate)
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#add_global_effect(Enum.EGlobalEffect.SpeedLine,effect_time,0.2* rate)
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return
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func effect_shake(pause_time) -> void:
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if not pause_time:
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return
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var basic_pause_time: float = 0.3
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var effect_time = pause_time * 2
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var rate = pause_time/basic_pause_time
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add_global_effect(Enum.EGlobalEffect.CameraShake, effect_time, 0.8 * rate)
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return
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