*动画

1 files changed, 10 insertions, 10 deletions

diff --git a/examples/particle_system/main.cpp b/examples/particle_system/main.cpp
index a838bed..9251cc4 100644
--- a/examples/particle_system/main.cpp
+++ b/examples/particle_system/main.cpp
@@ -38,23 +38,23 @@ const float Pi = 3.14f;
 void onLoad()
 {
     tex = Texture::createTexture("texture.png");
-    spr = new Sprite(tex, Sprite::Origin::MiddleCenter);
+    spr = new Sprite(tex, Sprite::Origin::BottomCenter);
     shader = Shader::createShader(shader_code);
     ParticleSystemDef def;
     def.maxParticleCount = 30;
 
     def.emitterDef.emitRateDef.rate.rate = 0.01f;
-    def.emitterDef.forceDef.force.force = 10.f;
+    def.emitterDef.forceDef.force.force = 50.f;
     def.emitterDef.positionDef.enableRandom = true;
-    def.emitterDef.positionDef.position.random.floor = Vector2<float>(0, 0);
-    def.emitterDef.positionDef.position.random.ceil = Vector2<float>(0, 10);
+    def.emitterDef.positionDef.position.random.floor = Vector2<float>(-20, 0);
+    def.emitterDef.positionDef.position.random.ceil = Vector2<float>(20, 0);
 
     def.emitterDef.directionDef.enableRandom = true;
-    def.emitterDef.directionDef.direction.random.floor = 0;
-    def.emitterDef.directionDef.direction.random.ceil = Pi*2;
+    def.emitterDef.directionDef.direction.random.floor = -Pi / 2 ;
+    def.emitterDef.directionDef.direction.random.ceil = -Pi / 2 ;
 
     def.particleDef.colorOverTimeDef.enable = true;
-    def.particleDef.colorOverTimeDef.colorStart = Color(255, 255, 0, 255);
+    def.particleDef.colorOverTimeDef.colorStart = Color(255, 100, 0, 255);
     def.particleDef.colorOverTimeDef.colorEnd = Color(255, 0, 0, 0);
 /*
     def.particleDef.angularSpeedDef.enableRandom = true;
@@ -62,13 +62,13 @@ void onLoad()
     def.particleDef.angularSpeedDef.angularSpeed.random.ceil = 1;
 */
 
-    //def.particleDef.linearAccelarationDef.linearAccelaration = Vector2<float>(0, 10);
+    def.particleDef.linearAccelarationDef.linearAccelaration = Vector2<float>(0, 10);
 
     def.particleDef.sizeOverTimeDef.enable = true;
     def.particleDef.sizeOverTimeDef.start = 1;
-    def.particleDef.sizeOverTimeDef.end = 0.5;
+    def.particleDef.sizeOverTimeDef.end = 1;
 
-    def.particleDef.lifeTimeDef.life.life = 0.5;
+    def.particleDef.lifeTimeDef.life.life = 3;
     p = new ParticleSystem(def);
     p->setSprite(spr);
 }