[iNvectus]

Fixed. Here is a snippet.

PHP Code:

#include <amxmodx>
#include <engine>

// #define DEBUG_
// #define _THINK
#define _FASTVIS

const TASK_POINT = 1337;

#if defined DEBUG_

#if !defined _THINK
    public plugin_init()
    register_clcmd("radio2", "test");
    public test(id)
    #else
    public client_PostThink(id)
    #endif
    {
        static fOriginE[3], fOriginS[3];
        get_user_origin(id, fOriginS);            // Start point
        get_user_origin(id, fOriginE, .mode = 3);    // End point
 
        test_vector(
            .vStart = fOriginS,
            .vEnd = fOriginE,
            .time = 0.1,
            .width = 10
        );
 
        // return PLUGIN_HANDLED;
    }
#endif    // DEBUG_

new g_pBeamSprite;
new const SPRITE_BEAM[] = "sprites/arrow1.spr";
new const SPRITE_POINT[] = "sprites/3dmflared.spr";

public plugin_precache()
{
    g_pBeamSprite = precache_model(SPRITE_BEAM);
    precache_model(SPRITE_POINT);
}

public test_vector(start[3], end[3], Float: time, width)
{
    message_begin(MSG_BROADCAST, SVC_TEMPENTITY);
    write_byte(TE_BEAMPOINTS);
    write_coord(end[0]);
    write_coord(end[1]);
    write_coord(end[2]);
    write_coord(start[0]);
    write_coord(start[1]);
    write_coord(start[2]);
    write_short(g_pBeamSprite);
    write_byte(1);            //Start Point
    write_byte(1);            //Anim speed
    write_byte(floatround(time * 10));    //Time to show
    write_byte(width);        //Width
    write_byte(0);            //Distortion
    write_byte(255);            //Red
    write_byte(0);            //Green
    write_byte(0);            //Blue
    write_byte(1000);        //Brightness
    write_byte(10);
    message_end();

#if !defined _FASTVIS
    CreatePoint(start, .time = time);
    CreatePoint(end, .time = time);
#else
    // Create_Sparks(start);
    Create_Sparks(end);
#endif
}

stock CreatePoint(vecOrigin[3], Float: time)
{
    static pEnt, Float: fOrigin[3];
    pEnt = create_entity("info_target");
    IVecFVec(vecOrigin, fOrigin);

    if(is_valid_ent(pEnt))
    {
        // entity_set_string(pEnt, EV_SZ_classname, "points");
        entity_set_model(pEnt, SPRITE_POINT);
        entity_set_origin(pEnt, fOrigin);
        entity_set_int(pEnt, EV_INT_solid, SOLID_NOT);
        entity_set_int(pEnt, EV_INT_movetype, MOVETYPE_NONE);
        entity_set_float(pEnt, EV_FL_scale, 0.1);
        entity_set_float(pEnt, EV_FL_nextthink, get_gametime());
        entity_set_int(pEnt, EV_INT_rendermode, kRenderTransAdd);
        entity_set_float(pEnt, EV_FL_renderamt, 100.0);
    
        set_task(time, "DeleteEnt", TASK_POINT + pEnt);
    }
}

stock Create_Sparks(vecOrigin[3])
{
    message_begin(MSG_BROADCAST, SVC_TEMPENTITY);
    write_byte(TE_SPARKS);
    write_coord(vecOrigin[0]);
    write_coord(vecOrigin[1]);
    write_coord(vecOrigin[2]);
    message_end();
}


public DeleteEnt(pEnt)
{
    pEnt -= TASK_POINT;
    if(is_valid_ent(pEnt))
        remove_entity(pEnt);
}