1 // CATEGORY:Particles
  2 // DESCRIPTION:Flames
  3 // ARCHIVED BY:Ferd Frederix
  4 
  5 // Particle Script 0.3
  6 // Created by Ama Omega
  7 // 10-10-2003
  8 
  9 // Mask Flags - set to TRUE to enable
 10 integer glow = TRUE;            // Make the particles glow
 11 integer bounce = FALSE;          // Make particles bounce on Z plan of object
 12 integer interpColor = TRUE;     // Go from start to end color
 13 integer interpSize = TRUE;      // Go from start to end size
 14 integer wind = TRUE;           // Particles effected by wind
 15 integer followSource = TRUE;    // Particles follow the source
 16 integer followVel = TRUE;       // Particles turn to velocity direction
 17 
 18 // Choose a pattern from the following:
 19 // PSYS_SRC_PATTERN_EXPLODE
 20 // PSYS_SRC_PATTERN_DROP
 21 // PSYS_SRC_PATTERN_ANGLE_CONE_EMPTY
 22 // PSYS_SRC_PATTERN_ANGLE_CONE
 23 // PSYS_SRC_PATTERN_ANGLE
 24 integer pattern = PSYS_SRC_PATTERN_EXPLODE;
 25 
 26 // Select a target for particles to go towards
 27 // "" for no target, "owner" will follow object owner 
 28 //    and "self" will target this object
 29 //    or put the key of an object for particles to go to
 30 key target = "";
 31 
 32 // Particle paramaters
 33 float age = 3;                  // Life of each particle
 34 float maxSpeed = 1;            // Max speed each particle is spit out at
 35 float minSpeed = 1;            // Min speed each particle is spit out at
 36 string texture;                 // Texture used for particles, default used if blank
 37 float startAlpha = 0.07;           // Start alpha (transparency) value
 38 float endAlpha = 0.07;           // End alpha (transparency) value
 39 vector startColor = <0,0,0>;    // Start color of particles <R,G,B>
 40 vector endColor = <1,1,1>;      // End color of particles <R,G,B> (if interpColor == TRUE)
 41 vector startSize = <1,1,1>;     // Start size of particles 
 42 vector endSize = <1,1,1>;       // End size of particles (if interpSize == TRUE)
 43 vector push = <0,0,0>;          // Force pushed on particles
 44 
 45 // System paramaters
 46 float rate = 0.001;            // How fast (rate) to emit particles
 47 float radius = 0;          // Radius to emit particles for BURST pattern
 48 integer count = 100;        // How many particles to emit per BURST 
 49 float outerAngle = 0;    // Outer angle for all ANGLE patterns
 50 float innerAngle = 0;    // Inner angle for all ANGLE patterns
 51 vector omega = <0,0,0>;    // Rotation of ANGLE patterns around the source
 52 float life = 0;             // Life in seconds for the system to make particles
 53 
 54 // Script variables
 55 integer flags;
 56 
 57 updateParticles()
 58 {
 59     flags = 0;
 60     if (target == "owner") target = llGetOwner();
 61     if (target == "self") target = llGetKey();
 62     if (glow) flags = flags | PSYS_PART_EMISSIVE_MASK;
 63     if (bounce) flags = flags | PSYS_PART_BOUNCE_MASK;
 64     if (interpColor) flags = flags | PSYS_PART_INTERP_COLOR_MASK;
 65     if (interpSize) flags = flags | PSYS_PART_INTERP_SCALE_MASK;
 66     if (wind) flags = flags | PSYS_PART_WIND_MASK;
 67     if (followSource) flags = flags | PSYS_PART_FOLLOW_SRC_MASK;
 68     if (followVel) flags = flags | PSYS_PART_FOLLOW_VELOCITY_MASK;
 69     if (target != "") flags = flags | PSYS_PART_TARGET_POS_MASK;
 70 
 71     llParticleSystem([  PSYS_PART_MAX_AGE,age,
 72                         PSYS_PART_FLAGS,flags,
 73                         PSYS_PART_START_COLOR, startColor,
 74                         PSYS_PART_END_COLOR, endColor,
 75                         PSYS_PART_START_SCALE,startSize,
 76                         PSYS_PART_END_SCALE,endSize, 
 77                         PSYS_SRC_PATTERN, pattern,
 78                         PSYS_SRC_BURST_RATE,rate,
 79                         PSYS_SRC_ACCEL, push,
 80                         PSYS_SRC_BURST_PART_COUNT,count,
 81                         PSYS_SRC_BURST_RADIUS,radius,
 82                         PSYS_SRC_BURST_SPEED_MIN,minSpeed,
 83                         PSYS_SRC_BURST_SPEED_MAX,maxSpeed,
 84                         PSYS_SRC_TARGET_KEY,target,
 85                         PSYS_SRC_INNERANGLE,innerAngle, 
 86                         PSYS_SRC_OUTERANGLE,outerAngle,
 87                         PSYS_SRC_OMEGA, omega,
 88                         PSYS_SRC_MAX_AGE, life,
 89                         PSYS_SRC_TEXTURE, texture,
 90                         PSYS_PART_START_ALPHA, startAlpha,
 91                         PSYS_PART_END_ALPHA, endAlpha
 92                             ]);
 93 }
 94 
 95 default
 96 {
 97     state_entry()
 98     {
 99         updateParticles();
100     }
101 }// END //