Merge pull request #16 from red-the-random-dev/intermediate-changes

[w4d7] Sound management implementation

Author: red-the-random-dev

Behavior/Defaults/TopDownFrame.cs

@@ -23,6 +23,7 @@ public class TopDownFrame : Frame, IXMLSceneBuilder, ILoadable
         CameraFrameObject cam = new CameraFrameObject();
         CameraManager cameraManager;
         ObjectHeapManager obj;
+        SoundManager audio;
         PlayerObject player;
         Int32 _id;
         readonly List<ResourceLoadTask> resourceLoad = new List<ResourceLoadTask>();
@@ -128,6 +129,8 @@ public void PostLoadTask()
             {
                 x.Runtime["obj"] = obj;
                 x.Runtime["camera"] = cameraManager;
+                x.Runtime["audio"] = audio;
+                x.Start();
             }
             loaded = true;
             LastMWheelValue = Mouse.GetState().ScrollWheelValue;
@@ -386,6 +389,7 @@ public TopDownFrame(Game owner, ResourceHeap globalGameResources, HashSet<TimedE
         {
             cameraManager = new CameraManager(cam, props);
             obj = new ObjectHeapManager(props);
+            audio = new SoundManager(FrameResources);
         }
 
         public override void Update(GameTime gameTime, bool[] controls)
@@ -491,6 +495,7 @@ public override void Initialize()
 
         public override void UnloadContent()
         {
+            audio.Dispose();
             FrameResources.Dispose();
             props.Clear();
             interactable.Clear();

Behavior/Management/ObjectHeapManager.cs

@@ -11,9 +11,9 @@ public class ObjectHeapManager
         protected Dictionary<String, DynamicRectObject> ObjectHeap;
         public PlayerObject Player;
 
-        public Vector2 GetScalarVelocity(String name)
+        public Single GetScalarVelocity(String name)
         {
-            return ObjectHeap[name].Velocity;
+            return ObjectHeap[name].Velocity.Length();
         }
 
         public Single GetDistance(String one, String other)
@@ -55,5 +55,12 @@ public ObjectHeapManager(Dictionary<String, DynamicRectObject> objects)
         {
             ObjectHeap = objects;
         }
+
+        public Single GetSoundPanning(String target)
+        {
+            Vector2 v = ObjectHeap[target].Location - Player.Location;
+            v /= v.Length();
+            return v.X;
+        }
     }
 }

Behavior/Management/SoundManager.cs

@@ -0,0 +1,98 @@
+using DotRPG.Objects;
+using Microsoft.Xna.Framework.Audio;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace DotRPG.Behavior.Management
+{
+    public class SoundManager : IDisposable
+    {
+        protected ResourceHeap Resources;
+        Dictionary<String, SoundEffectInstance> PlayedSounds = new Dictionary<string, SoundEffectInstance>();
+
+        public SoundManager(ResourceHeap resources)
+        {
+            Resources = resources;
+        }
+
+        public void PlayLocal(String ID)
+        {
+            Resources.Sounds[ID].Play();
+        }
+
+        public void BufferLocal(String ID, String playID)
+        {
+            PlayedSounds.Add(playID, Resources.Sounds[ID].CreateInstance());
+        }
+
+        public void BufferGlobal(String ID, String playID)
+        {
+            PlayedSounds.Add(playID, Resources.Global.Sounds[ID].CreateInstance());
+        }
+
+        public void PlayLocal(String ID, Single volume, Single pitch, Single pan)
+        {
+            Resources.Sounds[ID].Play(volume, pitch, pan);
+        }
+
+        public void PlayGlobal(String ID)
+        {
+            Resources.Global.Sounds[ID].Play();
+        }
+
+        public void PlayGlobal(String ID, Single volume, Single pitch, Single pan)
+        {
+            Resources.Global.Sounds[ID].Play(volume, pitch, pan);
+        }
+
+        public void Play(String ID)
+        {
+            PlayedSounds[ID].Play();
+        }
+
+        public void SetLooped(String ID, Boolean looped)
+        {
+            PlayedSounds[ID].IsLooped = looped;
+        }
+
+        public void SetParameters(String ID, Single volume, Single pitch, Single pan)
+        {
+            PlayedSounds[ID].Volume = volume;
+            PlayedSounds[ID].Pitch = pitch;
+            PlayedSounds[ID].Pan = pan;
+        }
+
+        public void Stop(String ID)
+        {
+            PlayedSounds[ID].Stop();
+        }
+
+        public void Unbuffer(String ID)
+        {
+            PlayedSounds[ID].Stop();
+            PlayedSounds.Remove(ID);
+        }
+
+        public void StopAll()
+        {
+            foreach (String x in PlayedSounds.Keys)
+            {
+                Stop(x);
+            }
+        }
+
+        public void UnbufferAll()
+        {
+            foreach (String x in PlayedSounds.Keys)
+            {
+                Unbuffer(x);
+            }
+        }
+
+        public void Dispose()
+        {
+            UnbufferAll();
+        }
+    }
+}

Scripting/LuaModule.cs

@@ -41,6 +41,30 @@ public LuaModule(String initFile, String initName = "dotrpgmodule")
             }
         }
 
+        public void Start()
+        {
+            if (Runtime["start"] != null)
+            {
+                LuaFunction startFunction = Runtime["start"] as LuaFunction;
+                try
+                {
+                    startFunction.Call();
+                    LastError = "";
+                    LastErrorDetails = null;
+                }
+                catch (LuaException e)
+                {
+                    LastError = e.Message;
+                    LastErrorDetails = e;
+                }
+                catch (Exception e)
+                {
+                    LastError = "Something is creating script errors";
+                    LastErrorDetails = e;
+                }
+            }
+        }
+
         public void Update(String EventSetID, Single elapsedTime, Single totalTime)
         {
             // Event will be ignored if its ID is not referenced in file's eventAmounts table

_Example/DotRPG.Example.csproj

@@ -16,6 +16,7 @@
     <Authors>red-the-random-dev</Authors>
     <Product>DotRPG</Product>
     <PackageId>DotRPG Example Application</PackageId>
+    <AssemblyName>dotrpg-example</AssemblyName>
   </PropertyGroup>
   <ItemGroup>
     <Compile Remove=".legacy\**" />

_Example/GameData/DotRPG.Example_data.mgcb

@@ -75,7 +75,7 @@
 #begin Sounds/wallcling.wav
 /importer:WavImporter
 /processor:SoundEffectProcessor
-/processorParam:Quality=Best
+/processorParam:Quality=Low
 /build:Sounds/wallcling.wav
 
 #begin Texture2D/backdrop.png

_Example/GameData/Maps/TestRoom_00.xml

@@ -6,6 +6,8 @@
     <Require>
         <Texture2D id="backdrop" location="Texture2D/backdrop"/>
         <SoundEffect id="pixelText" location="Sounds/text-scroll"/>
+        <SoundEffect id="hit" location="Sounds/impact"/>
+        <SoundEffect id="slide" location="Sounds/wallcling"/>
     </Require>
 
     <Backdrop local="backdrop" offset="480,270" />

_Example/GameData/Scripts/dialog.lua

@@ -9,10 +9,22 @@ _manifest = {
 
 shake_count = 0
 
+function start()
+    audio:BufferLocal("slide", "slide")
+    audio:SetLooped("slide", true)
+end
+
 function update(objID, eventID, frameTime, totalTime)
     if objID == "default" then
         if obj:GetVelocityDerivative("whiterect") < -32 then
             camera:Shake(10 * math.abs(obj:GetVelocityDerivative("whiterect")) / obj:GetDistanceToPlayer("whiterect"), 50 * math.abs(obj:GetVelocityDerivative("whiterect")) / obj:GetDistanceToPlayer("whiterect"))
+            audio:PlayLocal("hit", math.min(0.8, 64 / obj:GetDistanceToPlayer("whiterect")), 1, obj:GetSoundPanning("whiterect"))
+        end
+        if obj:GetScalarVelocity("whiterect") > 128 then
+            audio:SetParameters("slide", math.min(0.8, 64 / obj:GetDistanceToPlayer("whiterect")), 1, obj:GetSoundPanning("whiterect"))
+            audio:Play("slide")
+        else
+            audio:Stop("slide")
         end
         --error("Something is creating script errors")
     end