113 lines
3 KiB
GDScript
113 lines
3 KiB
GDScript
extends Spatial
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tool
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var SBRtscn = load("res://SoundBuoyRand.tscn")
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var time = 0
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export var wave_a = Vector3(0.7, 1.0, 10.0) setget set_wave_a
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export var wave_a_dir = Vector2(1.0, 0) setget set_wave_a_dir
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export var wave_b = Vector3(0.4, 0.4, 16.0) setget set_wave_b
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export var wave_b_dir = Vector2(1.0, 1.0) setget set_wave_b_dir
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export var wave_c = Vector3(0.8, 0.4, 9) setget set_wave_c
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export var wave_c_dir = Vector2(1.0, 0.5) setget set_wave_c_dir
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onready var water_scene = preload("res://ocean/Water.tscn")
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onready var water_resource = preload("res://ocean/Water.tres")
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var water_material
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var water_tiles = {}
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const water_tile_width = 20
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onready var player = $Player
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# Called when the node enters the scene tree for the first time.
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func _ready():
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for i in range(-10, 10):
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for j in range(-10, 10):
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var water = water_scene.instance()
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var pos = Vector2(i*water_tile_width, j*water_tile_width)
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add_child(water)
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water.translation.x = pos.x
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water.translation.z = pos.y
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water_tiles[pos] = water
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water.set_surface_material(0, water_resource)
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randomize()
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for i in range(12):
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var SBR = SBRtscn.instance()
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# rstone.set_param(preset_grps[0][randi()%4])
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# rstone.set_color(preset_colors[0])
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SBR.set_preset(i)
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SBR.audible_range_max = 20
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add_child(SBR)
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SBR.look_at_from_position(Vector3(rand_range(0, 100), -0.7, rand_range(-30, 30)), Vector3.ZERO, Vector3.UP)
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# Called every frame. 'delta' is the elapsed time since the previous frame.
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func _process(delta):
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time += delta
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if water_resource: water_resource.set_shader_param("time", time)
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func _input(event):
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pass
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func dot(a, b):
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return (a.x * b.x) + (a.y * b.y)
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func P(wave: Vector3, wave_dir: Vector2, p: Vector2, t):
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var amplitude = wave.x
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var steepness = wave.y
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var wavelength = wave.z
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var k = 2.0 * PI / wavelength
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var c = sqrt(9.8 / k)
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var d = wave_dir.normalized()
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var f = k * (dot(d, p) - (c * t))
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var a = steepness / k
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var dx = d.x * a * cos(f)
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var dy = amplitude * a * sin(f)
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var dz = d.y * a * cos(f)
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return Vector3(dx, dy, dz)
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func _get_wave(x, z):
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var v = Vector3(x, 0, z)
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v += P(wave_a, wave_a_dir, Vector2(x, z), time)
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v += P(wave_b, wave_b_dir, Vector2(x, z), time)
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v += P(wave_c, wave_c_dir, Vector2(x, z), time)
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return v
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func get_wave(x, z):
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var v0 = _get_wave(x, z)
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var offset = Vector2(x - v0.x, z - v0.z)
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var v1 = _get_wave(x+offset.x/4.0, z+offset.y/4.0)
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return v1
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func set_wave_a(a):
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wave_a = a
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if water_resource: water_resource.set_shader_param("wave_a", a)
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func set_wave_a_dir(a):
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wave_a_dir = a
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if water_resource: water_resource.set_shader_param("wave_a_dir", a)
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func set_wave_b(b):
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wave_b = b
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if water_resource: water_resource.set_shader_param("wave_b", b)
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func set_wave_b_dir(b):
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wave_b_dir = b
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if water_resource: water_resource.set_shader_param("wave_b_dir", b)
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func set_wave_c(c):
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wave_c = c
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if water_resource: water_resource.set_shader_param("wave_c", c)
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func set_wave_c_dir(c):
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wave_c_dir = c
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if water_resource: water_resource.set_shader_param("wave_c_dir", c)
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