muzzleflash wip

void CL_MuzzleFlash( cl_entity_t *entity, vec3_t pos, int type, int attachmentnum )
{
    const char *muzzleflash;

    TEMPENTITY  *pTemp;
    int     index, frameCount;
    float       scale;

    extern int g_weaponselect_frames;
    if( g_weaponselect_frames )
        return;

    index = bound( 0, type % 5, MAX_MUZZLEFLASH - 1 );
    scale = (type / 10) * 0.1f;
    if( scale == 0.0f ) scale = 0.5f;

    switch( index )
    {
    case 0:
        muzzleflash = "sprites/muzzleflash1.spr";
        break;
    case 1:
        muzzleflash = "sprites/muzzleflash2.spr";
        break;
    case 2:
        muzzleflash = "sprites/muzzleflash3.spr";
        break;
    case 3:
        muzzleflash = "sprites/muzzleflash.spr";
        break;
    }
    int modelIndex = gEngfuncs.pEventAPI->EV_FindModelIndex(muzzleflash);
    model_t* modelchar = gEngfuncs.hudGetModelByIndex(modelIndex);
    //gEngfuncs.Con_DPrintf("DEBUG: SHOULD DO A MUZZLEFLASH!, model = %i, char = %s\n", modelIndex, modelchar);
    model_t* model = gEngfuncs.CL_LoadModel(muzzleflash, &modelIndex);
    if( !model ) return;


    frameCount = model->numframes;

    // must set position for right culling on render
    pTemp = gEngfuncs.pEfxAPI->CL_TempEntAllocHigh( pos, model);
    if( !pTemp ) return;

    pTemp->clientIndex = entity->curstate.owner;
    pTemp->entity.curstate.rendermode = kRenderTransAdd;
    pTemp->entity.curstate.renderamt = 32;
    pTemp->entity.curstate.framerate = 100;
    pTemp->entity.curstate.renderfx = 0;
    pTemp->die = gEngfuncs.GetClientTime() + 2.0f; // gHUD.m_flTimeDelta * 1000.5f; // die at next frame
    pTemp->entity.curstate.frame = Com_RandomLong( 0, frameCount - 1 );
    //pTemp->flags |= FTENT_SPRANIMATE|FTENT_SPRANIMATELOOP;
    pTemp->flags = FTENT_CLIENTCUSTOM;
    pTemp->frameMax = frameCount - 1;
    //VectorCopy(entity->curstate.velocity, pTemp->entity.curstate.velocity);
    pTemp->entity.curstate.effects = EF_MUZZLEFLASH;
    //cl_entity_s* player = gEngfuncs.GetLocalPlayer();
    //gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH  FUNC!!!, vel = %f %f %f\n", player->curstate.velocity.x, player->curstate.velocity.y, player->curstate.velocity.z);
    pTemp->entity.curstate.iuser4 = attachmentnum;
    entity->curstate.eflags |= EF_UPDATE_ATTACHMENTS;
    gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH start, index = %i attachment num = %i, pos = %f %f %f\n", entity->index, attachmentnum, pos.x, pos.y, pos.z);
    pTemp->entity.curstate.owner = entity->index;
    pTemp->callback = [](struct tempent_s* te, float frametime, float currenttime) -> void
    {

        cl_entity_t *owner = gEngfuncs.GetEntityByIndex(te->entity.curstate.owner);
        Vector dir;
        gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH  callback, owner index = %i, attachmentnum = %i pos = %f %f %f\n", te->entity.curstate.owner, te->entity.curstate.iuser4, owner->attachment[te->entity.curstate.iuser4].x, owner->attachment[te->entity.curstate.iuser4].y, owner->attachment[te->entity.curstate.iuser4].z);


        VectorSubtract(owner->attachment[te->entity.curstate.iuser4], te->entity.origin, dir);
        VectorCopy(owner->attachment[te->entity.curstate.iuser4], te->entity.origin);
        VectorNormalize(dir);
        //VectorMA(te->entity.origin, frametime * 0.0f, dir, te->entity.origin);
        //
        //gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH  FUNC!!! gun att origin = %f %f %f mf origin = %f %f %f\n", gun->attachment[te->entity.curstate.iuser4].x, gun->attachment[te->entity.curstate.iuser4].y, gun->attachment[te->entity.curstate.iuser4].z, te->entity.curstate.origin.x, te->entity.curstate.origin.y, te->entity.curstate.origin.z);
        //VectorCopy(gun->curstate.velocity, te->entity.curstate.velocity);
        if (te->entity.curstate.team == 0)
        {
            te->entity.curstate.renderamt += frametime * 7649.0 * 0.75f;
            if (te->entity.curstate.renderamt > 255)
            {
                te->entity.curstate.renderamt = 255;
                te->entity.curstate.team = 1;
                //gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH CALLBACK MORE VISIBLE!\n");
            }

        }
        else if (te->entity.curstate.team == 1)
        {
            te->entity.curstate.renderamt -= frametime * 7649.0f * 0.75f;
            //gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH CALLBACK LESS VISIBLE!\n");

        }
        te->entity.curstate.scale += frametime * 10.0f * 0.0625f * 0.5f;

        //Con_DPrintf("debug: frametime = %f \n", cl_clientframetime());
        if (te->entity.curstate.renderamt <= 0.0f)
            te->die = gEngfuncs.GetClientTime() + 0.0001f;

        //if(!te->entity.curstate.iuser1)
        //gEngfuncs.Con_DPrintf("DEBUG: MUZZLEFLASH CALLBACK FUNC!!!, attachment vec = %f %f %f, number = %i, origin = %f %f %f\n", gun->attachment[te->entity.curstate.iuser4].x, gun->attachment[te->entity.curstate.iuser4].y, gun->attachment[te->entity.curstate.iuser4].z,
        //  te->entity.curstate.iuser4, gun->origin.x, gun->origin.y, gun->origin.z);
        //te->entity.curstate.iuser1 = 1; // what is this for??? FIXME
    };