Second Life 新世界的ものづくりのススメ--その31：パーティクル5

//==========================================================================
// Particle Script 4.2
//==========================================================================
// Created by Ama Omega : 10-10-2003
// Edited & Updated by Jin Spear : 24-10-2007
//==========================================================================
//
//==========================================================================
// 1.System Behavior //
//==========================================================================
// : Mask Flags - set to TRUE to enable
//--------------------------------------------------------------------------
integer bounce = FALSE;       // Bounce on the center of Object up    
integer glow = TRUE;          // Lighting in the night        
integer followSource = FALSE; // Follow the Object
integer followVel = TRUE;     // Sprit from center to Out
integer interpColor = TRUE;   // Enable "endColor" in 43 line
integer interpSize = TRUE;    // Enable "endColor" in 47 line  
integer wind = FALSE;         // Affected wind force.

//==========================================================================
// 2.System Pesentation // 
//==========================================================================
// : Choose a pattern from the following:
//--------------------------------------------------------------------------
// PSYS_SRC_PATTERN_ANGLE
// PSYS_SRC_PATTERN_ANGLE_CONE
// PSYS_SRC_PATTERN_ANGLE_CONE_EMPTY
// PSYS_SRC_PATTERN_DROP
// PSYS_SRC_PATTERN_EXPLODE
//--------------------------------------------------------------------------
integer pattern = PSYS_SRC_PATTERN_EXPLODE;
float innerAngle = 1.55;   // Inner angle for all ANGLE patterns
float outerAngle = 1.54;   // Outer angle for all ANGLE patterns
float radius = 0;  // Radius to emit particles for BURST pattern

//--------------------------------------------------------------------------
// Select a target for particles to go towards
//--------------------------------------------------------------------------
// "owner" will follow object owner 
// "self" will target this object
//  or put the key of an object for particles to go to
key targetLine = "";  
key targetPosi = ""; 

//==========================================================================
// 3.Particle Appearance //     
//==========================================================================
vector startColor = <0,25,0>;  // Start color of particles 
vector endColor = <0,75,0>;    // End alpha (transparency) value
float startAlpha = 10;         // Start alpha (transparency) value
float endAlpha = 10;           // End alpha (transparency) value
vector startSize = <.5,.5,.5>; // Start size of particles 
vector endSize = <.1,.1,.1>;   // End size of particles 

//--------------------------------------------------------------------------
// Put any texture into Object
//--------------------------------------------------------------------------
// texure name between " and "
string texture = "";      

//==========================================================================
// 4.Particle Flow //
//==========================================================================
float life = 0;  // Life in seconds for the system to make particles
float age = 1.5; // Life of each particle
float rate = .1;        // How fast (rate) to emit particles
integer count = 10;     // How many particles to emit per BURST 

//==========================================================================
// 5.Particle Motion //       
//==========================================================================
vector push = <0,0,1>;   // Force pushed on particles
vector omega = <0,0,10>; // Rotation of ANGLE around the source
float minSpeed = .1;    // Min speed each particle is spit out at
float maxSpeed = .2;    // Max speed each particle is spit out at  

//==========================================================================
// ** Script variables
//==========================================================================
integer flags; 

default
{
    state_entry()
    {
        flags = 0;
        if (targetLine == "owner") targetLine = llGetOwner();
        if (targetLine == "self") targetLine = llGetKey();
        if (targetPosi == "owner") targetPosi = llGetOwner();
        if (targetPosi == "self") targetPosi = llGetKey();
        if (bounce) flags = flags | PSYS_PART_BOUNCE_MASK;
        if (glow) flags = flags | PSYS_PART_EMISSIVE_MASK;
        if (followSource) flags = flags | PSYS_PART_FOLLOW_SRC_MASK;
        if (followVel) flags = flags | PSYS_PART_FOLLOW_VELOCITY_MASK;
        if (interpColor) flags = flags | PSYS_PART_INTERP_COLOR_MASK;
        if (interpSize) flags = flags | PSYS_PART_INTERP_SCALE_MASK;
        if (targetLine != "") flags = flags | PSYS_PART_TARGET_LINEAR_MASK;
        if (targetPosi != "") flags = flags | PSYS_PART_TARGET_POS_MASK;
        if (wind) flags = flags | PSYS_PART_WIND_MASK;

        llParticleSystem(
        [                          
            // 1.System Behavior //
            PSYS_PART_FLAGS, flags,
            
            // 2.System Pesentation // 
            PSYS_SRC_PATTERN, pattern,        
            PSYS_SRC_BURST_RADIUS, radius,
            PSYS_SRC_ANGLE_BEGIN, outerAngle,
            PSYS_SRC_ANGLE_END, innerAngle, 
            PSYS_SRC_TARGET_KEY, targetPosi,                        
            PSYS_SRC_TARGET_KEY, targetLine,                        

            // 3.Particle Appearance // 
            PSYS_PART_START_COLOR, startColor,
            PSYS_PART_END_COLOR, endColor,
            PSYS_PART_START_ALPHA, startAlpha,
            PSYS_PART_END_ALPHA, endAlpha,    
            PSYS_PART_START_SCALE, startSize,
            PSYS_PART_END_SCALE, endSize, 
            PSYS_SRC_TEXTURE, "",

            // 4.Particle Flow // 
            PSYS_SRC_MAX_AGE, life,
            PSYS_PART_MAX_AGE, age,
            PSYS_SRC_BURST_RATE, rate,
            PSYS_SRC_BURST_PART_COUNT, count,

            // 5.Particle Motion // 
            PSYS_SRC_ACCEL, push,     
            PSYS_SRC_OMEGA, omega,
            PSYS_SRC_BURST_SPEED_MIN, minSpeed,
            PSYS_SRC_BURST_SPEED_MAX, maxSpeed
        ]);
    }

}

//==========================================================================