using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using SlimDX.Direct3D9;

using Microsoft.Research.Visualization3D.CameraUtilities;



namespace Microsoft.Research.Visualization3D.Particles

{

    class ExplosionParticleSystem : ParticleSystem

    {

        public ExplosionParticleSystem(DX3DHost host, Visualization3DDataSource dataSource) : 

            base(host, dataSource)

        {



        }

        

        protected override void InitializeSettings(ParticleSettings settings)

        {

            settings.TextureName = "smoke.png";



            settings.MaxParticles = 1000;



            settings.Duration = TimeSpan.FromSeconds(2.5);

            settings.DurationRandomness = 1;



            settings.MinHorizontalVelocity = 20;

            settings.MaxHorizontalVelocity = 30;



            settings.MinVerticalVelocity = -20;

            settings.MaxVerticalVelocity = 20;



            settings.EndVelocity = 0;



            settings.MinRotateSpeed = -1;

            settings.MaxRotateSpeed = 1;



            settings.MinStartSize = 1;

            settings.MaxStartSize = 1;



            settings.MinEndSize = 10;

            settings.MaxEndSize = 10;



            // Use additive blending.

            settings.SourceBlend = Blend.SourceAlpha;

            settings.DestinationBlend = Blend.One;



        }

    }

}