88 lines
3.0 KiB
GDScript
88 lines
3.0 KiB
GDScript
extends Control
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var buttons_pressed := PoolByteArray()
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var touchbuttons_pressed := PoolByteArray()
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signal button_pressed(column) # Add int type to these once Godot supports typed signals
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signal button_released(column)
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signal touchbutton_pressed(column)
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signal touchbutton_released(column)
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signal column_pressed(column) # This will trigger when either is pressed
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signal column_released(column) # This will trigger when both are released
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const TOUCHBUTTON_MIN_DIST := 0.8
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const TOUCHBUTTON_MAX_DIST := 1.075
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const BUTTON_MIN_DIST := 0.925
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const BUTTON_MAX_DIST := 1.25
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func _ready():
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$'/root/main/TouchInput'.connect('touch_positions_updated', self, '_check_buttons')
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func _init():
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buttons_pressed.resize(Rules.COLS)
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touchbuttons_pressed.resize(Rules.COLS)
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for i in Rules.COLS:
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buttons_pressed[i] = 0
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touchbuttons_pressed[i] = 0
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connect('button_pressed', self, '_on_button_pressed')
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connect('touchbutton_pressed', self, '_on_button_pressed')
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connect('button_released', self, '_on_button_released')
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connect('touchbutton_released', self, '_on_touchbutton_released')
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func print_pressed(col: int):
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print('Pressed %d'%col)
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func _check_buttons(touch_positions):
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var buttons_pressed_temp := []
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var touchbuttons_pressed_temp := []
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for i in Rules.COLS:
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buttons_pressed_temp.append(false)
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touchbuttons_pressed_temp.append(false)
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var global_center = rect_global_position + rect_size*0.5
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for pos in touch_positions:
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pos -= global_center
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var pol = cartesian2polar(pos.x, pos.y)
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var dist = pol.x/GameTheme.receptor_ring_radius
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var angle = rad2deg(pol.y)
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if dist < TOUCHBUTTON_MIN_DIST: # Short circuit out to save some logic
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continue
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# bin the angle
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angle -= Rules.FIRST_COLUMN_ANGLE_DEG - Rules.COLS_TOUCH_ARC_DEG/2.0
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if fmod(angle, Rules.COLS_ANGLE_DEG) > Rules.COLS_TOUCH_ARC_DEG:
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continue
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var col := int(floor(angle/Rules.COLS_ANGLE_DEG))
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touchbuttons_pressed_temp[col] = touchbuttons_pressed_temp[col] or (dist < TOUCHBUTTON_MAX_DIST) # min dist already checked
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buttons_pressed_temp[col] = buttons_pressed_temp[col] or (dist >= BUTTON_MIN_DIST) and (dist < BUTTON_MAX_DIST)
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for i in Rules.COLS:
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set_button_state(i, buttons_pressed_temp[i])
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set_touchbutton_state(i, touchbuttons_pressed_temp[i])
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func set_button_state(index: int, state: bool):
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var new_state = int(state)
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match new_state - buttons_pressed[index]:
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1:
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emit_signal('button_pressed', index)
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-1:
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emit_signal('button_released', index)
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buttons_pressed[index] = new_state
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func set_touchbutton_state(index: int, state: bool):
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var new_state = int(state)
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match new_state - touchbuttons_pressed[index]:
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1:
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emit_signal('touchbutton_pressed', index)
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-1:
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emit_signal('touchbutton_released', index)
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touchbuttons_pressed[index] = new_state
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func _on_button_pressed(column: int):
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emit_signal('column_pressed', column)
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func _on_button_released(column: int):
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if touchbuttons_pressed[column] == 0:
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emit_signal('column_released', column)
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func _on_touchbutton_released(column: int):
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if buttons_pressed[column] == 0:
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emit_signal('column_released', column)
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