From 68f54b503a8d19d79430d1eeeb625de6e28720b7 Mon Sep 17 00:00:00 2001
From: unfa <unfa00@gmail.com>
Date: Fri, 18 Sep 2020 00:33:51 +0200
Subject: [PATCH] Footsteps.

---
 Assets/Weapons/Handgun/Handgun.tscn |  1 +
 Player.gd                           | 24 ++++++++++++++++++++++++
 Player.tscn                         | 20 +++++++++++++++++++-
 project.godot                       |  5 +++++
 4 files changed, 49 insertions(+), 1 deletion(-)

diff --git a/Assets/Weapons/Handgun/Handgun.tscn b/Assets/Weapons/Handgun/Handgun.tscn
index cf77ecf..d88e298 100644
--- a/Assets/Weapons/Handgun/Handgun.tscn
+++ b/Assets/Weapons/Handgun/Handgun.tscn
@@ -11,5 +11,6 @@ script = ExtResource( 2 )
 
 [node name="SoundShoot" type="AudioStreamPlayer3D" parent="."]
 stream = ExtResource( 3 )
+unit_db = -12.0
 
 [editable path="Handgun"]
diff --git a/Player.gd b/Player.gd
index e0dfa6f..5c6f298 100644
--- a/Player.gd
+++ b/Player.gd
@@ -17,6 +17,16 @@ onready var health = max_health
 onready var camera = $Camera
 onready var debug = $Debug
 
+onready var sfx_foosteps = [$"Sounds/Footstep-Concrete-01",
+							$"Sounds/Footstep-Concrete-02",
+							$"Sounds/Footstep-Concrete-03",
+							$"Sounds/Footstep-Concrete-04"]	
+
+var sfx_footsteps_last = 0
+var sfx_footsteps_next = 0
+var sfx_footsteps_delay = 0.2
+var sfx_footsteps_play = false
+
 onready var game = get_parent().get_parent()
 
 var velocity = Vector3.ZERO
@@ -30,6 +40,17 @@ var bulletHitEffect = preload("res://Assets/Effects/BulletHit.tscn")
 # var a = 2
 # var b = "text"
 
+func sfx_play_footsteps():
+	if not sfx_footsteps_play:
+		sfx_footsteps_play = true
+		while sfx_footsteps_next == sfx_footsteps_last:
+			sfx_footsteps_next = randi() % len(sfx_foosteps)
+		sfx_footsteps_last = sfx_footsteps_next
+		print("Play footstep: ", String(sfx_footsteps_next) )
+		sfx_foosteps[sfx_footsteps_next].play()
+		yield(get_tree().create_timer(sfx_footsteps_delay),"timeout")
+		sfx_footsteps_play = false
+
 func gravity():
 	if not is_on_floor():
 		self.velocity.y -= GRAVITY
@@ -62,6 +83,9 @@ remote func walk(direction: Vector2):
 	velocity.x = lerp(velocity.x, walkVelocity.rotated(- self.rotation.y).y, interpolation)
 	velocity.z = lerp(velocity.z, - walkVelocity.rotated(- self.rotation.y).x, interpolation)
 	
+	if walkVelocity.length() > 0 and is_on_floor():
+		sfx_play_footsteps()
+		
 remote func jump():
 	if is_on_floor():
 		velocity.y = JUMP_VELOCITY
diff --git a/Player.tscn b/Player.tscn
index 5958c6e..c99fd3f 100644
--- a/Player.tscn
+++ b/Player.tscn
@@ -1,7 +1,11 @@
-[gd_scene load_steps=6 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://Player.gd" type="Script" id=1]
 [ext_resource path="res://Assets/Weapons/Handgun/Handgun.tscn" type="PackedScene" id=2]
+[ext_resource path="res://Assets/SFX/Player-Step-Concrete-01.wav" type="AudioStream" id=3]
+[ext_resource path="res://Assets/SFX/Player-Step-Concrete-02.wav" type="AudioStream" id=4]
+[ext_resource path="res://Assets/SFX/Player-Step-Concrete-04.wav" type="AudioStream" id=5]
+[ext_resource path="res://Assets/SFX/Player-Step-Concrete-03.wav" type="AudioStream" id=6]
 
 [sub_resource type="CapsuleShape" id=1]
 radius = 0.33
@@ -48,6 +52,20 @@ __meta__ = {
 "_edit_use_anchors_": false
 }
 
+[node name="Sounds" type="Spatial" parent="."]
+
+[node name="Footstep-Concrete-01" type="AudioStreamPlayer3D" parent="Sounds"]
+stream = ExtResource( 3 )
+
+[node name="Footstep-Concrete-02" type="AudioStreamPlayer3D" parent="Sounds"]
+stream = ExtResource( 4 )
+
+[node name="Footstep-Concrete-03" type="AudioStreamPlayer3D" parent="Sounds"]
+stream = ExtResource( 6 )
+
+[node name="Footstep-Concrete-04" type="AudioStreamPlayer3D" parent="Sounds"]
+stream = ExtResource( 5 )
+
 [node name="CrosshairContainer" type="CenterContainer" parent="."]
 anchor_left = 0.5
 anchor_top = 0.5
diff --git a/project.godot b/project.godot
index 44f3284..13580e1 100644
--- a/project.godot
+++ b/project.godot
@@ -22,6 +22,11 @@ https://github.com/unfa/liblast"
 run/main_scene="res://Game.tscn"
 config/icon="res://icon.png"
 
+[audio]
+
+enable_audio_input=true
+mix_rate=48000
+
 [input]
 
 MoveForward={