Use bytes for internal RGBA components of Color, iterate particles sequentially in ParticleEmitters, increase limit for CPU particles, reduce size of Particle struct.

TestGame/Resources/test_emitter.toml

@@ -1,14 +1,14 @@
 [ParticleEmitterSettings]
 
-MaxParticles = 8096
+MaxParticles = 1024
 EmitRadius = 128
 Explosiveness = 1.0
-LifeTime = 1.0
-Direction = [0.0, 1.0]
+LifeTime = 2.0
+Direction = [0.0, -1.0]
 LinearVelocity = 200
 Gravity = [0.0, 0.0]
 LinearVelocityRandom = 0.5
 ScaleBegin = 1.0
-ScaleEnd = 0.0
-ColorBegin = [255, 0, 255, 255]
-ColorEnd = [0, 0, 0, 0]
+ScaleEnd = 5.0
+ColorBegin = [255, 0, 0, 0]
+ColorEnd = [0, 255, 0, 255]