User:Allen Kerensky/Myriad Lite Preview3/Myriad Lite Bullet v0.0.3 20110813

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Myriad Lite Bullet v0.0.3 20110813

<lsl> //============================================================================ // Myriad Lite Bullet v0.0.3 20110813 // Copyright (c) 2011 By Allen Kerensky (OSG/SL) // The Myriad RPG System was designed, written, and illustrated by Ashok Desai // Myriad is published under a: // Creative Commons License (Attribution 2.0 UK: England and Wales) // Myriad Lite Bullet is published under a: // Creative Commons License Attribution-NonCommercial-ShareAlike 3.0 Unported //============================================================================ // Davada Gallant (John Girard), WWIIOLers // Retrieved 2011-04-30 from // Copyright (c) 2009 Linden Research, Inc. Licensed under Creative Commons Attribution-Share Alike 3.0 (CC-BY-SA 3.0) // Adapted to OSSL by Allen Kerensky (SL/OSG) // Includes Keknehv's Particle Script v1.2

//============================================================================ // MESSAGE FORMAT REFERENCE //============================================================================ // CHANMYRIAD IN - RPEVENT|str event message // CHANPLAYER OUT - DEPRECATED - TOHIT|str attackdice|key who/whatwashit|key bulletowner|str bulletname // CHANPLAYER OUT - RANGEDCOMBAT|str attackdice|key who/whatwashit|key bulletowner|str bulletname

//============================================================================ // Bullet Configuration //============================================================================ string RICOCHET = "nebs_smoke_particle_01"; // puff-of-smoke texture to show on bullet hits/ricochets - put this texture in bullet prim float BOUYANCY = 1.0; // how buoyant is the bullet for physics float TIMEOUT = 20.0; // control timer to force bullet to die

// Myriad config integer MINDAMAGE = 1; // minimum valid damage value for weapon integer MAXDAMAGE = 5; // maximum valid damage value for weapon integer DAMAGE = 1; // default how much damage do you want this weapon to cause? can be overriden on rez! string DIV = "|"; // divider between parts of Myriad API messages integer CHANMYRIAD = -999; // channel to send Myriad RP events to

//============================================================================ // GLOBAL SETUP() //============================================================================ SETUP(integer type) {

   if ( llGetStatus(STATUS_PHYSICS) == FALSE ) { // is the bullet a physics object?
       llSetStatus(STATUS_PHYSICS, TRUE); // if not, make it one
   llSetStatus(STATUS_DIE_AT_EDGE, TRUE); // set bullet to die if it crosses a region edge
   llSetPrimitiveParams([PRIM_TEMP_ON_REZ,TRUE]); // set bullet to be temp-on-rez to cleanup and not count against prim limits
   llSetBuoyancy(BOUYANCY); // make bullet float so it flies
   if ( type >= MINDAMAGE && type <= MAXDAMAGE ) { // is the damage value passed on rez valid?
       DAMAGE = type; // yes it is, override bullet default
   llSetDamage((float)DAMAGE); // set the Linden Lab Combat System damage value to the same as Myriad damage class
   llSetTimerEvent(TIMEOUT); // start the timeout timer to try to force bullet to die too


//============================================================================ // Keknehv's Particle Script v1.2 //============================================================================ // Retrieved 2011-04-30 from // 1.0 -- 5/30/05 // 1.1 -- 6/17/05 // 1.2 -- 9/22/05 (Forgot PSYS_SRC_MAX_AGE) // This script may be used in anything you choose, including and not limited to commercial products. // Just copy the MakeParticles() function; it will function without any other variables in a different script // ( You can, of course, rename MakeParticles() to something else, such as StartFlames() ) MAKEPARTICLES(string texture) {

   if ( texture == "" || texture == NULL_KEY ) { // no texture set, no reason to show particles
       llParticleSystem([ ]); // shut off any particles that were somehow running
       return; // exit early since we're not going to show more particles without a texture to show
   // This is the function that actually starts the particle system.    
   llParticleSystem([                   //KPSv1.0  
   PSYS_PART_FLAGS , 0 //Comment out any of the following masks to deactivate them
   //| PSYS_PART_BOUNCE_MASK           //Bounce on object's z-axis
   | PSYS_PART_WIND_MASK             //Particles are moved by wind
   | PSYS_PART_INTERP_COLOR_MASK       //Colors fade from start to end
   | PSYS_PART_INTERP_SCALE_MASK       //Scale fades from beginning to end
   //| PSYS_PART_FOLLOW_SRC_MASK         //Particles follow the emitter
   //| PSYS_PART_FOLLOW_VELOCITY_MASK    //Particles are created at the velocity of the emitter
   //| PSYS_PART_TARGET_POS_MASK       //Particles follow the target
   | PSYS_PART_EMISSIVE_MASK           //Particles are self-lit (glow)
   //| PSYS_PART_TARGET_LINEAR_MASK    //Undocumented--Sends particles in straight line?
   //,PSYS_SRC_TARGET_KEY , NULL_KEY,   //Key of the target for the particles to head towards
   //Choose one of these as a pattern:
   //PSYS_SRC_PATTERN_DROP                 Particles start at emitter with no velocity
   //PSYS_SRC_PATTERN_EXPLODE              Particles explode from the emitter
   //PSYS_SRC_PATTERN_ANGLE                Particles are emitted in a 2-D angle
   //PSYS_SRC_PATTERN_ANGLE_CONE           Particles are emitted in a 3-D cone
   //PSYS_SRC_PATTERN_ANGLE_CONE_EMPTY     Particles are emitted everywhere except for a 3-D cone
   ,PSYS_SRC_TEXTURE,           texture            //UUID of the desired particle texture, or inventory name
   ,PSYS_SRC_MAX_AGE,           1.0                //Time, in seconds, for particles to be emitted. 0 = forever
   ,PSYS_PART_MAX_AGE,          5.0                //Lifetime, in seconds, that a particle lasts
   ,PSYS_SRC_BURST_RATE,        0.02               //How long, in seconds, between each emission
   ,PSYS_SRC_BURST_PART_COUNT,  1                  //Number of particles per emission
   ,PSYS_SRC_BURST_RADIUS,      0.01                //Radius of emission
   ,PSYS_SRC_BURST_SPEED_MIN,   0.01                //Minimum speed of an emitted particle
   ,PSYS_SRC_BURST_SPEED_MAX,   1.0                //Maximum speed of an emitted particle
   ,PSYS_SRC_ACCEL,             <0.05,0.05,0.05>     //Acceleration of particles each second
   ,PSYS_PART_START_COLOR,      <1.0,1.0,1.0>      //Starting RGB color
   ,PSYS_PART_END_COLOR,        <0.5,0.5,0.5>      //Ending RGB color, if INTERP_COLOR_MASK is on 
   ,PSYS_PART_START_ALPHA,      0.9                //Starting transparency, 1 is opaque, 0 is transparent.
   ,PSYS_PART_END_ALPHA,        0.0                //Ending transparency
   ,PSYS_PART_START_SCALE,      <0.5,0.5,0.0>      //Starting particle size
   ,PSYS_PART_END_SCALE,        <1.0,1.0,0.0>      //Ending particle size, if INTERP_SCALE_MASK is on
   ,PSYS_SRC_ANGLE_BEGIN,       PI                 //Inner angle for ANGLE patterns
   ,PSYS_SRC_ANGLE_END,         PI                 //Outer angle for ANGLE patterns
   ,PSYS_SRC_OMEGA,             <0.0,0.0,0.0>       //Rotation of ANGLE patterns, similar to llTargetOmega()

} //============================================================================ // GLOBAL DIE() // This kludge is to try very hard to force bullets to eventually die on OpenSims. // Requested by Lani Global (OSgrid) //============================================================================ DIE() {

   while ( TRUE == TRUE ) { // this will always be true, forming an infinite loop
       llDie(); // just keep trying to die, forever... one will eventually work!


//============================================================================ // STATE DEFAULT - where the program starts //============================================================================ default {

   // STATE_ENTRY - called if bullet rezzed onto the ground
   state_entry() {
       SETUP(DAMAGE); // sets default damage value - may be overridden on rez
   // ON_REZ - called when bullet is rezzed by firearm
   on_rez(integer start_param) {
       SETUP(start_param); // pass any start param to setup as a request to set a custom damage value, if valid, it will be used
   // COLLISION_START - we just hit an object or avatar
   collision_start(integer collisions) {
       while(collisions--) { // step through each collision event counting down
           // calculate the dynamic channel of who/what we hit
           integer dynchan = (integer)("0x"+llGetSubString((string)llGetOwner(),0,6));
           // send a ranged combat check to the HUD of the shooter
           // hitting with a bullet is not an automatic "you hit for damage"
           // instead it triggers the shooter to make a ranged combat skill check against their victim
           // if the skill check succeeds, THEN the shot is applied against the victim's armor 
           key who = llDetectedKey(collisions); // get the key of what or who we hit
           // llGetObjectDetails returns avatar key as "owner" of the avatar itself
           // so if key of what we hit matches owner's key, we hit an avatar themselves rather than someone's object
           key owner = llList2Key(llGetObjectDetails(who,[OBJECT_OWNER]),0); // get the owner of the key of what we hit
           if ( who == owner ) { // so, did we hit an actual avatar?
               // yes, so as a basic anti-cheat, let's announce to the region that someone is being shot at by someone else
               llRegionSay(CHANMYRIAD,"RPEVENT"+DIV+llKey2Name(llGetOwner())+" shot at "+llDetectedName(collisions)+"!");
       // TODO Shrapnel?
       // TODO Through and through?
       MAKEPARTICLES(RICOCHET); // show the bullet impact
       DIE(); // jump to infinite die loop to cleanup this bullet
   // LAND_COLLISION - what to do if bullet hits the ground
   land_collision_start( vector collisions) {
       MAKEPARTICLES(RICOCHET); // show the poof of smoke from the ricochet, movie style
       DIE(); // jump to the infinite die loop to clean up this bullet
   // TIMER - trigger bullet to die after a given time, if all else fails
   timer() {
       DIE(); // timer expired, jump to infinite die loop to cleanup this bullet

} //============================================================================ // END //============================================================================ </lsl>