source: downloads/Samples/Media/particle/Example.particle @ 1

// Example particle systems

// Exudes greeny particles which float upwards
Examples/GreenyNimbus
{
    material        Examples/FlarePointSprite
        point_rendering true
        // point rendering means size is controlled by material
        // provide fallback sizes for hardware that doesn't support point sprite
    particle_width  30
    particle_height 30
    cull_each       false
        cull_each       false
    quota           10000
    billboard_type  point
    
    // Area emitter
    emitter Box
    {
        angle           30
        emission_rate   30
        time_to_live    5
        direction       0 1 0
        velocity        0
        colour_range_start  1 1 0
        colour_range_end    0.3 1 0.3
        width           60
        height          60
        depth           60
    }

    // Make em float upwards
    affector LinearForce
    {
        force_vector      0 100 0
        force_application add
    }

    // Fader
    affector ColourFader
    {
        red -0.25
        green -0.25
        blue -0.25
    }


}

// A sparkly purple fountain
Examples/PurpleFountain
{
    material        Examples/Flare2
    particle_width  20
    particle_height 40
    cull_each       false
    quota           10000
    billboard_type  oriented_self
    
    // Area emitter
    emitter Point
    {
        angle           15
        emission_rate   75
        time_to_live    3
        direction       0 1 0
        velocity_min    250
        velocity_max    300
        colour_range_start  0 0 0
        colour_range_end    1 1 1
    }

    // Gravity
    affector LinearForce
    {
        force_vector      0 -100 0
        force_application add
    }

    // Fader
    affector ColourFader
    {
        red -0.25
        green -0.25
        blue -0.25
    }
}


// A downpour
Examples/Rain
{
    material        Examples/Droplet
    particle_width  20
    particle_height 100
    cull_each       true
    quota           10000
    // Make common direction straight down (faster than self oriented)
    billboard_type  oriented_common
    common_direction 0 -1 0
    
    // Area emitter
    emitter Box
    {
        angle           0
        emission_rate   100
        time_to_live    5
        direction       0 -1 0
        velocity        50
        colour_range_start  0.3 1 0.3
        colour_range_end    0.7 1 0.7
        width           1000
        height          1000
        depth           0
    }

    // Gravity
    affector LinearForce
    {
        force_vector      0 -200 0
        force_application add
    }

}

// A jet engine (of sorts)
Examples/JetEngine1
{
        material                Examples/Flare
        particle_width  25
        particle_height 25
        cull_each               false
        quota                   200
        billboard_type  point

        emitter Point
        {
                angle 5
                emission_rate 100
        time_to_live    1
        direction       0 -1 0
        velocity_min    250
        velocity_max    300
        colour_range_start  1 1 0.5
        colour_range_end    1 0.8 0.3
                
        }
        affector ColourFader
        {
                red -0.25
                green -1
                blue -1
        }
        
}
Examples/JetEngine2
{
        material                Examples/Flare
        particle_width  15
        particle_height 15
        cull_each               false
        quota                   200
        billboard_type  point

        emitter Point
        {
                angle 3
                emission_rate 100
        time_to_live    1
        direction       0 -1 0
        velocity_min    350
        velocity_max    400
        colour_range_start  0.5 1 1
        colour_range_end    0.3 0.8 1
                
        }
        affector ColourFader
        {
                red -1
                green -1
                blue -0.5
        }
        
}

// Exudes aureola particles which around the model float upwards
Examples/Aureola
{
    material        Examples/Aureola
    particle_width  200
    particle_height 200
    cull_each       false
    quota           100
    billboard_type  perpendicular_common
    common_direction 0 1 0
    common_up_vector 0 0 1

    // Area emitter
    emitter Box
    {
        angle           30
        emission_rate   4
        time_to_live    5
        position        0 -100 0
        direction       0 1 0
        velocity_min    0
        velocity_max    30
        colour_range_start  0.3 0.3 0.3 0.0
        colour_range_end    0.8 0.8 0.8 0.0
        width           10
        height          10
        depth           30
    }

    // Make em float upwards
    affector LinearForce
    {
        force_vector      0 70 0
        force_application add
    }

    // Fader
    affector ColourFader2
    {
        red1 +0.4
        green1 +0.4
        blue1 +0.4
        alpha1 +0.7

        red2 -0.25
        green2 -0.25
        blue2 -0.25
        alpha2 -0.3333

        state_change 3.5
    }

    // Rotater
    affector Rotator
    {
        rotation_range_start 0
        rotation_range_end 360
        rotation_speed_range_start 0
        rotation_speed_range_end 180
    }
}


Examples/Swarm
{
        quota   3000
        material        Examples/Flare2
        particle_width  12
        particle_height 24
        cull_each       true
        renderer        billboard
        sorted  true
        local_space     false
        billboard_type  oriented_self

        emitter Box
        {
                angle   180
                colour  1 1 1 1
                colour_range_start      1 1 1 1
                colour_range_end        1 1 1 1
                direction       0 1 0
                emission_rate   30
                position        0 0 0
                velocity        50
                velocity_min    50
                velocity_max    1
                time_to_live    20
                time_to_live_min        20
                time_to_live_max        20
                duration        0
                duration_min    0
                duration_max    0
                repeat_delay    0
                repeat_delay_min        0
                repeat_delay_max        0
                width   80
                height  80
                depth   80
        }

        affector ColourFader
        {
                red     -0.05
                green   0
                blue    0
                alpha   0
        }

        affector DeflectorPlane
        {
                plane_point     0 -50 0
                plane_normal    0 1 0
                bounce  1
        }

        affector DeflectorPlane
        {
                plane_point     0 50 0
                plane_normal    0 -1 0
                bounce  1
        }

        affector DeflectorPlane
        {
                plane_point     50 0 0
                plane_normal    -1 0 0
                bounce  1
        }

        affector DeflectorPlane
        {
                plane_point     -50 0 0
                plane_normal    1 0 0
                bounce  1
        }

        affector DeflectorPlane
        {
                plane_point     0 0 50
                plane_normal    0 0 -1
                bounce  1
        }

        affector DeflectorPlane
        {
                plane_point     0 0 -50
                plane_normal    0 0 1
                bounce  1
        }

        affector DirectionRandomiser
        {
                randomness      60
        }
}


Examples/Snow
{
        quota   2000
        material        Examples/Flare
        particle_width  4
        particle_height 4
        cull_each       true
        renderer        billboard
        sorted  true
        local_space     false
        billboard_type  point

        emitter Box
        {
                angle   0
                colour  1 1 1 1
                colour_range_start      1 1 1 1
                colour_range_end        1 1 1 1
                direction       0 -1 0
                emission_rate   100
                position        0 200 0
                velocity        20
                velocity_min    20
                velocity_max    20
                time_to_live    20
                time_to_live_min        20
                time_to_live_max        20
                duration        0
                duration_min    0
                duration_max    0
                repeat_delay    0
                repeat_delay_min        0
                repeat_delay_max        0
                width   200
                height  200
                depth   1
        }

        affector DeflectorPlane
        {
                plane_point     0 0 0
                plane_normal    0 1 0
                bounce  0
        }

        affector DirectionRandomiser
        {
                randomness      10
        }
}