From 00240a79be4905b5c6ac253593c319f8c41baf2c Mon Sep 17 00:00:00 2001
From: Ellpeck <me@ellpeck.de>
Date: Tue, 9 Mar 2021 02:37:44 +0100
Subject: [PATCH] added a nice parallax background

---
 GreatSpringGameJam/Content/Content.mgcb          |   5 +++++
 GreatSpringGameJam/Content/Maps/Level1.tmx       |   8 ++++++--
 .../Content/Textures/Backgrounds.aseprite        | Bin 0 -> 1321 bytes
 .../Content/Textures/Backgrounds.png             | Bin 0 -> 1516 bytes
 GreatSpringGameJam/GameImpl.cs                   |   7 +++----
 GreatSpringGameJam/GreatSpringGameJam.csproj     |   7 +++----
 GreatSpringGameJam/Map.cs                        |  15 +++++++++++++++
 GreatSpringGameJam/Player.cs                     |   1 +
 8 files changed, 33 insertions(+), 10 deletions(-)
 create mode 100644 GreatSpringGameJam/Content/Textures/Backgrounds.aseprite
 create mode 100644 GreatSpringGameJam/Content/Textures/Backgrounds.png

diff --git a/GreatSpringGameJam/Content/Content.mgcb b/GreatSpringGameJam/Content/Content.mgcb
index ae90384..d4a4b5b 100644
--- a/GreatSpringGameJam/Content/Content.mgcb
+++ b/GreatSpringGameJam/Content/Content.mgcb
@@ -55,3 +55,8 @@
 /processor:TiledMapTilesetProcessor
 /build:Tilesets/World.tsx
 
+#begin Textures/Backgrounds.png
+/importer:TextureImporter
+/processor:TextureProcessor
+/build:Textures/Backgrounds.png
+
diff --git a/GreatSpringGameJam/Content/Maps/Level1.tmx b/GreatSpringGameJam/Content/Maps/Level1.tmx
index b84632f..f9f7467 100644
--- a/GreatSpringGameJam/Content/Maps/Level1.tmx
+++ b/GreatSpringGameJam/Content/Maps/Level1.tmx
@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <map version="1.4" tiledversion="1.4.3" orientation="orthogonal" renderorder="right-down" width="83" height="30" tilewidth="16" tileheight="16" infinite="0" nextlayerid="6" nextobjectid="1">
+ <properties>
+  <property name="StartX" type="int" value="1"/>
+  <property name="StartY" type="int" value="24"/>
+ </properties>
  <tileset firstgid="1" source="../Tilesets/World.tsx"/>
  <layer id="1" name="Ground" width="83" height="30">
   <data encoding="csv">
@@ -95,8 +99,8 @@
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,7,7,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,15,16,0,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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-7,8,6,7,8,0,6,7,8,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,0,0,0,0,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,15,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,14,15,15,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,
-15,16,14,15,16,0,14,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+0,0,6,7,8,0,6,7,8,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,0,0,0,0,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,15,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,14,15,15,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,
+0,0,14,15,16,0,14,15,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
diff --git a/GreatSpringGameJam/Content/Textures/Backgrounds.aseprite b/GreatSpringGameJam/Content/Textures/Backgrounds.aseprite
new file mode 100644
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diff --git a/GreatSpringGameJam/Content/Textures/Backgrounds.png b/GreatSpringGameJam/Content/Textures/Backgrounds.png
new file mode 100644
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GIT binary patch
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diff --git a/GreatSpringGameJam/GameImpl.cs b/GreatSpringGameJam/GameImpl.cs
index 876363d..47469e1 100644
--- a/GreatSpringGameJam/GameImpl.cs
+++ b/GreatSpringGameJam/GameImpl.cs
@@ -35,11 +35,10 @@ namespace GreatSpringGameJam {
 
             this.Camera = new Camera(this.GraphicsDevice) {
                 AutoScaleWithScreen = true,
-                Scale = 4,
-                Position = new Vector2(0, float.MaxValue)
+                Scale = 4
             };
             this.Map = new Map("Level1");
-            this.Player = new Player(this.Map, new Vector2(70, 20));
+            this.Player = new Player(this.Map, this.Map.SpawnPoint.ToVector2());
             this.Map.AddEntity(this.Player);
         }
 
@@ -88,7 +87,7 @@ namespace GreatSpringGameJam {
                 while (completionCounter < completion * 100) {
                     completionCounter++;
                     score.Text = string.Format(scoreText, completionCounter);
-                    yield return new Wait(0.05F);
+                    yield return new Wait(0.03F);
                 }
             }
 
diff --git a/GreatSpringGameJam/GreatSpringGameJam.csproj b/GreatSpringGameJam/GreatSpringGameJam.csproj
index 9cf0eaf..222bb3a 100644
--- a/GreatSpringGameJam/GreatSpringGameJam.csproj
+++ b/GreatSpringGameJam/GreatSpringGameJam.csproj
@@ -9,9 +9,9 @@
 
     <ItemGroup>
         <PackageReference Include="Contentless" Version="3.0.5" />
-        <PackageReference Include="MLEM" Version="5.0.0-66" />
-        <PackageReference Include="MLEM.Extended" Version="5.0.0-66" />
-        <PackageReference Include="MLEM.Startup" Version="5.0.0-66" />
+        <PackageReference Include="MLEM" Version="5.0.0-67" />
+        <PackageReference Include="MLEM.Extended" Version="5.0.0-67" />
+        <PackageReference Include="MLEM.Startup" Version="5.0.0-67" />
         <PackageReference Include="MonoGame.Content.Builder.Task" Version="3.8.0.1641" />
         <PackageReference Include="MonoGame.Extended.Content.Pipeline" Version="3.8.0" />
         <PackageReference Include="MonoGame.Extended.Tiled" Version="3.8.0" />
@@ -31,7 +31,6 @@
 
     <ItemGroup>
       <Folder Include="Content\Palettes" />
-      <Folder Include="Content\Textures" />
       <Folder Include="Content\Tilesets" />
     </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/GreatSpringGameJam/Map.cs b/GreatSpringGameJam/Map.cs
index ca15107..d65bd9b 100644
--- a/GreatSpringGameJam/Map.cs
+++ b/GreatSpringGameJam/Map.cs
@@ -4,14 +4,19 @@ using Microsoft.Xna.Framework.Graphics;
 using MLEM.Cameras;
 using MLEM.Extended.Extensions;
 using MLEM.Extended.Tiled;
+using MLEM.Extensions;
 using MLEM.Misc;
 using MLEM.Startup;
+using MLEM.Textures;
+using MonoGame.Extended;
 using MonoGame.Extended.Tiled;
 
 namespace GreatSpringGameJam {
     public class Map {
 
+        private static readonly UniformTextureAtlas BackgroundTexture = new(MlemGame.LoadContent<Texture2D>("Textures/Backgrounds"), 8, 8);
         public Point SizeInPixels => new(this.map.WidthInPixels, this.map.HeightInPixels);
+        public Point SpawnPoint => new(this.map.Properties.GetInt("StartX"), this.map.Properties.GetInt("StartY"));
         public Vector2 TileSize => this.map.GetTileSize();
         public readonly TiledMapCollisions Collisions;
         public readonly int TotalSnow;
@@ -60,6 +65,16 @@ namespace GreatSpringGameJam {
 
         public void Draw(GameTime time, SpriteBatch batch, Camera camera) {
             batch.Begin(SpriteSortMode.Deferred, null, SamplerState.PointClamp, transformMatrix: camera.ViewMatrix);
+            // render background
+            const float parallaxFactor = 0.5F;
+            var parallax = camera.Position * parallaxFactor;
+            var (parW, parH) = this.SizeInPixels.ToVector2() * (1 - parallaxFactor) + camera.ScaledViewport * parallaxFactor;
+            var mountains = BackgroundTexture[0, 0, 8, 4];
+            for (var x = 0; x < parW; x += mountains.Width * 2) {
+                batch.Draw(mountains, parallax + new Vector2(x, parH - mountains.Height * 2), Color.White * 0.5F, 0, Vector2.Zero, 2, SpriteEffects.None, 0);
+            }
+
+            // render map etc.
             this.DrawLayer(batch, "Ground", camera);
             foreach (var entity in this.entities)
                 entity.Draw(time, batch);
diff --git a/GreatSpringGameJam/Player.cs b/GreatSpringGameJam/Player.cs
index 4221a6f..1e8e977 100644
--- a/GreatSpringGameJam/Player.cs
+++ b/GreatSpringGameJam/Player.cs
@@ -34,6 +34,7 @@ namespace GreatSpringGameJam {
             this.animations = new SpriteAnimationGroup();
             this.animations.Add(new SpriteAnimation(0.15F, PlayerTexture[1], PlayerTexture[2], PlayerTexture[3], PlayerTexture[0]), () => this.walking);
             this.animations.Add(new SpriteAnimation(1, PlayerTexture[0]), () => !this.walking);
+            this.facingRight = true;
         }
 
         public override void Update(GameTime time) {