Add particle system

Star collecting particles
crt09 · Mar 3, 2019 · 2fa39d5 · 2fa39d5
1 parent bdf9e68
commit 2fa39d5
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Showing 6 changed files with 75 additions and 13 deletions.
diff --git a/ColorSwitch.Windows/Content/Content.mgcb b/ColorSwitch.Windows/Content/Content.mgcb
@@ -60,6 +60,11 @@
 /processorParam:TextureFormat=Compressed
 /build:font.spritefont
 
+#begin Particles/star_death.pex
+/importer:ParticleDesignerImporter
+/processor:ParticleDesignerProcessor
+/build:Particles/star_death.pex
+
 #begin Player/player_circle.png
 /importer:TextureImporter
 /processor:TextureProcessor

diff --git a/ColorSwitch.Windows/Content/Particles/star_death.pex b/ColorSwitch.Windows/Content/Particles/star_death.pex
@@ -0,0 +1,39 @@
+<particleEmitterConfig>
+    <sourcePosition x="0" y="0"></sourcePosition>
+    <sourcePositionVariance x="20" y="20"></sourcePositionVariance>
+    <speed value="0"></speed>
+    <speedVariance value="0.00"></speedVariance>
+    <particleLifeSpan value="1.0"></particleLifeSpan>
+    <particleLifespanVariance value="0"></particleLifespanVariance>
+    <angle value="90"></angle>
+    <angleVariance value="0"></angleVariance>
+    <gravity x="40" y="0"></gravity>
+    <radialAcceleration value="0.00"></radialAcceleration>
+    <tangentialAcceleration value="0.00"></tangentialAcceleration>
+    <radialAccelVariance value="0.00"></radialAccelVariance>
+    <tangentialAccelVariance value="0.00"></tangentialAccelVariance>
+    <startColor red="1.00" green="1.00" blue="1.00" alpha="0.6"></startColor>
+    <startColorVariance red="0.00" green="0.00" blue="0.00" alpha="0.00"></startColorVariance>
+    <finishColor red="1.00" green="1.00" blue="1.00" alpha="0.6"></finishColor>
+    <finishColorVariance red="0.00" green="0.00" blue="0.00" alpha="0.00"></finishColorVariance>
+    <maxParticles value="8"></maxParticles>
+    <startParticleSize value="16.00"></startParticleSize>
+    <startParticleSizeVariance value="8"></startParticleSizeVariance>
+    <finishParticleSize value="8"></finishParticleSize>
+    <finishParticleSizeVariance value="0.00"></finishParticleSizeVariance>
+    <duration value="-1.00"></duration>
+    <emitterType value="0"></emitterType>
+    <maxRadius value="100"></maxRadius>
+    <maxRadiusVariance value="0"></maxRadiusVariance>
+    <minRadius value="0"></minRadius>
+    <minRadiusVariance value="0.00"></minRadiusVariance>
+    <rotatePerSecond value="0.00"></rotatePerSecond>
+    <rotatePerSecondVariance value="0.00"></rotatePerSecondVariance>
+    <blendFuncSource value="770"></blendFuncSource>
+    <blendFuncDestination value="1"></blendFuncDestination>
+    <rotationStart value="0.00"></rotationStart>
+    <rotationStartVariance value="0.00"></rotationStartVariance>
+    <rotationEnd value="0.00"></rotationEnd>
+    <rotationEndVariance value="0.00"></rotationEndVariance>
+    <texture name="../ColorEntities/star.png"/>
+</particleEmitterConfig>
diff --git a/ColorSwitch.Windows/GameCore/Components/PlayerPhysics.cs b/ColorSwitch.Windows/GameCore/Components/PlayerPhysics.cs
@@ -47,7 +47,8 @@ public void HandleTouchableEntities(List<TouchableEntity> touchableEntities) {
 				}
 			}
 			foreach (var touchableEntity in touchableEntities) {
-				touchableEntity.SendState(entity);
+				if(touchableEntity.getComponent<Collider>() != null)
+					touchableEntity.SendState(entity);
 			}
 		}
 	}

diff --git a/ColorSwitch.Windows/GameCore/Entities/Player.cs b/ColorSwitch.Windows/GameCore/Entities/Player.cs
@@ -26,7 +26,7 @@ public static uint score {
 		}
 		private static GameText scoreText;
 
-		public List<TouchableEntity> touchableEntities;
+		public static List<TouchableEntity> touchableEntities;
 
 		private bool gameStarted = false;
 		private Texture2D playerTexture;

diff --git a/ColorSwitch.Windows/GameCore/Entities/Special/Star.cs b/ColorSwitch.Windows/GameCore/Entities/Special/Star.cs
@@ -2,6 +2,7 @@
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
 using Nez;
+using Nez.Particles;
 using Nez.Sprites;
 using Nez.Tweens;
 
@@ -10,6 +11,8 @@ public class Star : TouchableEntity {
 
 		private Texture2D starTexture;
 		private Sprite starSprite;
+		private ParticleEmitterConfig particleConfig;
+		private float deathDuration = 0.7f;
 
 		public override Vector2 realSize => starTexture.Bounds.Size.ToVector2();
 
@@ -21,7 +24,10 @@ public override void onAddedToScene() {
 			addComponent(starSprite);
 
 			var collider = new CircleCollider(starTexture.Height / 2);
-			addComponent(collider);			
+			addComponent(collider);
+
+			particleConfig = scene.content.Load<ParticleEmitterConfig>("Particles/star_death");
+			particleConfig.duration = deathDuration;
 		}
 
 		public override void SendState(Entity sender) {
@@ -35,26 +41,38 @@ public override void SendState(Entity sender) {
 			}
 		}
 
-		private new void destroy() {			
-			float duration = 0.7f;
+		private new void destroy() {				
+			showScore();
+			spawnParticles();			
+			base.destroy();		
+		}
 
+		private void showScore() {
 			var scoreText = new GameText("+1");
 			scoreText.position = position;
 			scene.addEntity(scoreText);
 
-			var moveTween = scoreText.tweenPositionTo(position + new Vector2(0, -40), duration);
+			var moveTween = scoreText.tweenPositionTo(position + new Vector2(0, -40), deathDuration);
 			moveTween.setEaseType(EaseType.QuadOut);
 			moveTween.start();
 
-			var opacityTween = new FloatTween(scoreText, 0f, duration - 0.3f);
+			var opacityTween = new FloatTween(scoreText, 0f, deathDuration - 0.3f);
 			opacityTween.setEaseType(EaseType.QuadOut);
 			opacityTween.setDelay(0.3f);
-			opacityTween.start();	
-		
-			Core.schedule(duration, t => {
+			opacityTween.start();
+
+			Core.schedule(deathDuration, t => {
 				if (scene != null) scoreText?.destroy();
 			});
-			base.destroy();		
+		}
+
+		private void spawnParticles() {
+			var index = Player.touchableEntities.IndexOf(this) + 1;
+			var particles = Player.touchableEntities[index];
+
+			particleConfig.sourcePosition = position;
+			var particleEmitter = particles.addComponent(new ParticleEmitter(particleConfig));
+			particleEmitter.play();
 		}
 	}
 }
diff --git a/ColorSwitch.Windows/GameCore/Scenes/GameScene.cs b/ColorSwitch.Windows/GameCore/Scenes/GameScene.cs
@@ -2,7 +2,6 @@
 using ColorSwitch.Windows.GameCore.Entities;
 using ColorSwitch.Windows.GameCore.UiLib.Entities;
 using Microsoft.Xna.Framework;
-using ColorSwitch.Windows.GameCore.Helpers;
 
 namespace ColorSwitch.Windows.GameCore.Scenes {
 	public class GameScene : Scene {
@@ -17,7 +16,7 @@ public override void initialize() {
 			player = new Player();
 			addEntity(player);
 
-			var entityBuilder = new EntityBuilder(player.touchableEntities);			
+			var entityBuilder = new EntityBuilder(Player.touchableEntities);			
 			addEntity(entityBuilder);
 
 			Player.score = 0;