extends GPUParticles3D

func _ready() -> void:
	amount = 30
	lifetime = 0.8
	one_shot = true
	emitting = false
	local_coords = false

	var mat := ParticleProcessMaterial.new()
	mat.direction = Vector3(0.0, 1.0, 0.0)
	mat.initial_velocity_min = 1.0
	mat.initial_velocity_max = 3.0
	mat.spread = 60.0
	mat.gravity = Vector3(0.0, -2.0, 0.0)
	mat.scale_min = 0.05
	mat.scale_max = 0.15
	process_material = mat

	var box := BoxMesh.new()
	box.size = Vector3(0.08, 0.08, 0.08)

	var burst_mat := StandardMaterial3D.new()
	burst_mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
	burst_mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
	burst_mat.albedo_color = Color(0.8, 0.7, 0.5, 0.9)
	box.surface_set_material(0, burst_mat)

	draw_pass_1 = box


func emit_burst(pos: Vector3, color: Color) -> void:
	global_position = pos
	if draw_pass_1 and draw_pass_1.surface_get_material(0):
		var mat := draw_pass_1.surface_get_material(0) as StandardMaterial3D
		if mat:
			mat.albedo_color = Color(color.r, color.g, color.b, 0.9)
	emitting = true