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free flight camera for godot
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| extends Camera | |
| # tested in Godot 3.1 | |
| export var normal_flyspeed = 5 | |
| export var shift_flyspeed = 15 | |
| var flyspeed = normal_flyspeed | |
| var tmp_flyspeed | |
| var view_sensitivity = 0.3 | |
| var mousedifference = Vector3() | |
| var yaw = 0 | |
| var pitch = 0 | |
| func _ready(): | |
| self.set_process_input(true) | |
| self.set_process(true) | |
| func _enter_tree(): | |
| Input.set_mouse_mode(Input.MOUSE_MODE_CAPTURED) | |
| func _exit_tree(): | |
| Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE) | |
| func _input(event): | |
| if event is InputEventMouseMotion: | |
| yaw = fmod(yaw - event.relative.x * view_sensitivity , 360) | |
| pitch = max(min(pitch - event.relative.y * view_sensitivity, 90), -90) | |
| self.set_rotation(Vector3(deg2rad(pitch), deg2rad(yaw), 0)) | |
| func _process(delta): | |
| # Fly faster if shift is pressed: | |
| if(Input.is_key_pressed(KEY_SHIFT)): | |
| flyspeed = shift_flyspeed | |
| else: | |
| flyspeed = normal_flyspeed | |
| # WASD = move on horizontal plane | |
| if(Input.is_key_pressed(KEY_W)): | |
| self.set_translation(self.get_translation() - get_global_transform().basis*Vector3(0,0,1) * flyspeed * .01) | |
| if(Input.is_key_pressed(KEY_S)): | |
| self.set_translation(self.get_translation() - get_global_transform().basis*Vector3(0,0,1) * flyspeed * -.01) | |
| if(Input.is_key_pressed(KEY_A)): | |
| self.set_translation(self.get_translation() - get_global_transform().basis*Vector3(1,0,0) * flyspeed * .01) | |
| if(Input.is_key_pressed(KEY_D)): | |
| self.set_translation(self.get_translation() - get_global_transform().basis*Vector3(1,0,0) * flyspeed * -.01) | |
| # E/R move upward, Q/F move downwards | |
| if(Input.is_key_pressed(KEY_E) or Input.is_key_pressed(KEY_R)): | |
| self.set_translation(self.get_translation() - get_global_transform().basis*Vector3(0,1,0) * flyspeed * -.01) | |
| if(Input.is_key_pressed(KEY_Q) or Input.is_key_pressed(KEY_F)): | |
| self.set_translation(self.get_translation() - get_global_transform().basis*Vector3(0,1,0) * flyspeed * .01) |
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