removed useless _ folders
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Fred Beckhusen
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// :CATEGORY:Particles
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// :NAME:eltees_Particle_Engine_1
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// :AUTHOR:eltee Statosky
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// :CREATED:2010-01-10 05:20:56.000
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// :EDITED:2013-09-18 15:38:52
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// :ID:278
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// :NUM:371
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// :REV:1.0
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// :WORLD:Second Life
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// :DESCRIPTION:
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// eltee's Particle Engine 1.lsl
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// :CODE:
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//////////////////////////////////////////////////////////////////
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//// eltee Statosky's Particle Creation Engine 1.5
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//// 09/09/2004
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//// *PUBLIC DOMAIN*
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//// Free to use/copy/poke/ripoff and sell stuff with
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//////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////
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// Effect Flag Collection variable
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///////////////////////////////////////////////////////
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integer effectFlags;
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integer running=TRUE;
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///////////////////////////////////////////////////////
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// Color Variables
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//
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// These affect color and transparency
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///////////////////////////////////////////////////////
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// colorInterpolation TRUE gives a smooth start to end change
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// The colors are presented as <R, G, B> values between 0 and 1
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// The alphas are transparency. 1.0 is solid, 0.0 is clear
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// glowEffect TRUE has bright 'light like' particles
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// glowEffect FALSE has unlit 'smoke like' particles
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integer colorInterpolation = TRUE;
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vector startColor = <0.5, 0.0, 0.75>;
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vector endColor = <0.0, 1.0, 1.0>;
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float startAlpha = 1.0;
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float endAlpha = 0.0;
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integer glowEffect = TRUE;
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///////////////////////////////////////////////////////
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// Size & Shape Variables
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//
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// These affect the particle's physical appearance
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///////////////////////////////////////////////////////
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// sizeInterpolation TRUE gives a smooth start to end change
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// The sizes are presented as <X, Y, 0.0> (z is meaningless)
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// followVelocity TRUE is the only way to get particles to
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// 'tilt' but can be very tricky to implement
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// texture = "texturename" loads texturename as particle shape
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integer sizeInterpolation = TRUE;
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vector startSize = <0.5, 0.5, 0.0>;
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vector endSize = <0.5, 0.5, 0.0>;
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integer followVelocity = TRUE;
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string texture = "p_lightflare";
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///////////////////////////////////////////////////////
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// Timing & Creation Variables Variables
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//
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// Affects the number and density of particles
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///////////////////////////////////////////////////////
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// ParticleLife sets the Lifetime of one particle (seconds)
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// SystemLife sets the lifetime of the emitter (0.0 is infinite)
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// EmissionRate is how many seconds between particle spawns
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// PartPerEmission is how many particles spawn at a time
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float particleLife = 1.0;
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float SystemLife = 0.0;
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float emissionRate = 0.25;
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integer partPerEmission = 1;
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///////////////////////////////////////////////////////
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// 3D Particle Space Variables
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//
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// Affect how the particles spawn into the world
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///////////////////////////////////////////////////////
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// The radius is used to spawn angular particle patterns
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// The angles are represented on 'both' sides of a prim
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// The begin angle is the 'upper' starting point (radians)
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// The end angle is the 'lower' stopping point (radians)
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// Omega sets the speed of rotation about the <x,y,z> axis
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float radius = 0.0;
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float beginAngle = 0.0;
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float endAngle = 0.0;
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vector omega = <0.0, 0.0, 0.0>;
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///////////////////////////////////////////////////////
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// Movement & Speed Variables
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//
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// Affects how particles travel in 3D space
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///////////////////////////////////////////////////////
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// The speed values set the minimum and maximum speed
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// particles have upon spawning.
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// The acceleration is global to all particles (think gravity)
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// WindEffect TRUE applies the current sim wind to particles
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// BounceEffect TRUE means particles bounce on the 'floor'
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// aka the z height of their emitter
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// FollowSource TRUE means particles start on their emitter
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// and move as it moves.
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// FollowTarget means particles travel in linear path from
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// emitter to their target object
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// Target is declared here but used in the setParticles function
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float minSpeed = 0.02;
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float maxSpeed = 0.02;
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vector acceleration = <0.0, 0.0, 0.0>;
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integer windEffect = FALSE;
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integer bounceEffect = FALSE;
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integer followSource = TRUE;
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integer followTarget = FALSE;
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key target;
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///////////////////////////////////////////////////////
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// Pattern Selection
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//
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// (Uncomment one of the following)
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///////////////////////////////////////////////////////
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// DROP simply drops the particles at the emitters center
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// EXPLODE has all particles moving outward from the center
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// ANGLE has particles at radius distance and between angle
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// values in a 2D plane shape
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// ANGLE_CONE has particles at radius distance and between
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// angle values in a 3D cone shape
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//integer pattern = PSYS_SRC_PATTERN_DROP;
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integer pattern = PSYS_SRC_PATTERN_EXPLODE;
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//integer pattern = PSYS_SRC_PATTERN_ANGLE;
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//integer pattern = PSYS_SRC_PATTERN_ANGLE_CONE;
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///////////////////////////////////////////////////////
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// Particle System Call Function
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//
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// Calling this function applies the particle
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// parameters to the current prim the script is in.
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///////////////////////////////////////////////////////
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setParticles()
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{
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// Here is where to set the current target to any valid key
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// target=llGetKey(); //Targets the emitter
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// target=llGetOwner(); //Targets the owner
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// The following if statements are used to construct the mask
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if (colorInterpolation) effectFlags = effectFlags|PSYS_PART_INTERP_COLOR_MASK;
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if (sizeInterpolation) effectFlags = effectFlags|PSYS_PART_INTERP_SCALE_MASK;
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if (windEffect) effectFlags = effectFlags|PSYS_PART_WIND_MASK;
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if (bounceEffect) effectFlags = effectFlags|PSYS_PART_BOUNCE_MASK;
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if (followSource) effectFlags = effectFlags|PSYS_PART_FOLLOW_SRC_MASK;
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if (followVelocity) effectFlags = effectFlags|PSYS_PART_FOLLOW_VELOCITY_MASK;
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if (target!="") effectFlags = effectFlags|PSYS_PART_TARGET_POS_MASK;
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if (glowEffect) effectFlags = effectFlags|PSYS_PART_EMISSIVE_MASK;
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llParticleSystem([
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PSYS_PART_FLAGS, effectFlags,
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PSYS_SRC_PATTERN, pattern,
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PSYS_PART_START_COLOR, startColor,
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PSYS_PART_END_COLOR, endColor,
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PSYS_PART_START_ALPHA, startAlpha,
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PSYS_PART_END_ALPHA, endAlpha,
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PSYS_PART_START_SCALE, startSize,
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PSYS_PART_END_SCALE, endSize,
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PSYS_PART_MAX_AGE, particleLife,
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PSYS_SRC_ACCEL, acceleration,
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PSYS_SRC_TEXTURE, texture,
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PSYS_SRC_BURST_RATE, emissionRate,
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PSYS_SRC_ANGLE_BEGIN, beginAngle,
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PSYS_SRC_ANGLE_END, endAngle,
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PSYS_SRC_BURST_PART_COUNT, partPerEmission,
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PSYS_SRC_BURST_RADIUS, radius,
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PSYS_SRC_BURST_SPEED_MIN, minSpeed,
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PSYS_SRC_BURST_SPEED_MAX, maxSpeed,
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PSYS_SRC_MAX_AGE, SystemLife,
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PSYS_SRC_TARGET_KEY, target,
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PSYS_SRC_OMEGA, omega ]);
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}
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vector colorChoose()
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{
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integer col=0;
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col=(integer)llFrand(12);
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if (col==0) return <1,0,0>;
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if (col==1) return <0,1,0>;
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if (col==2) return <0,0,1>;
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if (col==3) return <1,1,0>;
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if (col==4) return <1,0,1>;
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if (col==5) return <0,1,1>;
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if (col==6) return <1,0.5,0>;
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if (col==7) return <1,0,0.5>;
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if (col==8) return <0.5,1,0>;
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if (col==9) return <0,1,0.5>;
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if (col==10) return <0.5,0,1>;
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if (col==11) return <0,0.5,1>;
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return <1,1,1>;
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}
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default
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{
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state_entry()
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{
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startColor=colorChoose();
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endColor=startColor;
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setParticles();
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llListen(0, "", "", "");
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}
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on_rez(integer param)
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{
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startColor=colorChoose();
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endColor=startColor;
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setParticles();
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}
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listen(integer chan, string name, key id, string msg)
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{
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if (id==llGetOwner())
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{
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if (msg=="die")
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{
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llDie();
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}
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}
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}
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}
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// END //
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@@ -0,0 +1,6 @@
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<Project name="eltees_Particle_Engine_1" guid="D717F108-6C00-1014-B904-200204C60A89">
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<Object name="Object" guid="D717F1F7-6C00-1014-B904-200204C60A89">
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<Script name="eltees_Particle_Engine_1_1.lsl" guid="D7183DE8-6C00-1014-B904-200204C60A89">
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</Script>
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</Object>
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</Project>
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