 := as.Date(DATE, "%d/%m/%Y")]
mevs[, DATE := as.Date(DATE, "%d/%m/%Y")]

ones <- input[,.N, by = ID][N == 1, ID]

input[,.SD[times, on = "DATE"], by = ID
      ][dcast(mevs, DATE ~ INDEX_NAME), on = "DATE", `:=` (GDP = i.GDP, CPI = i.CPI)
        ][, (2:4) := lapply(.SD, function(x) if (.BY %in% ones) replace(x, is.na(x), 0L) else zoo::na.locf(x) )
         , by = ID,.SDcols = 2:4][]

which gives:

       ID T1 T2 T3       DATE  GDP   CPI
1: ACC001  1  0  0 2016-12-31 1.05  0.02
2: ACC001  1  0  1 2017-06-30 1.06  0.00
3: ACC001  1  0  1 2017-12-31 1.07 -0.01
4: ACC001  1  0  1 2018-06-30 1.08  0.01
5: ACC002  0  1  1 2016-12-31 1.05  0.02
6: ACC002  0  0  0 2017-06-30 1.06  0.00
7: ACC002  0  0  0 2017-12-31 1.07 -0.01
8: ACC002  0  0  0 2018-06-30 1.08  0.01

 Q:

XNA: Camera's Rotation and Translation matrices seem to interfere with each other

I've been following the guide here for how to create a custom 2D camera in XNA. It works great, I've implemented it before, but for some reason, the matrix math is throwing me off.
public sealed class Camera2D
{
    public Vector2 Origin { get; set; }
    public Vector2 Position { get; set; }
    public float Scale { get; set; }
    public float Rotation { get; set; }
}


: = as. Date(DATE, "% d/%m/%Y ") ] 
 mevs [, DATE: = as. Date(DATE, "% d/%m/%Y ") ] 

 ones < - input[,. N, by = ID][N = = 1, ID ] 

 input[,. SD[times, on = " DATE " ], by = ID 
       ] [ dcast(mevs, DATE ~ INDEX_NAME), on = " DATE ", `: = '(GDP = i. GDP, CPI = i. CPI) 
         ] [, (2:4): = lapply(.SD, function(x) if (.BY% in% ones) replace(x, is.na(x), 0L) else zoo::na.locf(x) ) 
         , by = ID,. SDcols = 2:4 ] [ ] 

 which gives: 

        ID T1 T2 T3        DATE   GDP    CPI 
 1: ACC001   1   0   0 2016 - 12 - 31 1.05   0.02 
 2: ACC001   1   0   1 2017 - 06 - 30 1.06   0.00 
 3: ACC001   1   0   1 2017 - 12 - 31 1.07 -0.01 
 4: ACC001   1   0   1 2018 - 06 - 30 1.08   0.01 
 5: ACC002   0   1   1 2016 - 12 - 31 1.05   0.02 
 6: ACC002   0   0   0 2017 - 06 - 30 1.06   0.00 
 7: ACC002   0   0   0 2017 - 12 - 31 1.07 -0.01 
 8: ACC002   0   0   0 2018 - 06 - 30 1.08   0.01 

  Q: 

 XNA: Camera's Rotation and Translation matrices look to intervene with each other 

 I've been following the template here for how to produce a custom 2D camera in XNA. It work great, I've implemented it earlier, but for some reason, the matrix math is throw me off. 
 public sealed class Camera2D 
 { 
     public Vector2 Origin { get; bent; } 
     public Vector2 Position { get; hardening; } 
     public float Scale { get; set; } 
     public float Rotation { get; set; } 
 }
 := ad.Date(DATE, "%d/%m/%Y")]
mevs[, DATE := xs.Date(DATE, "%d/%m/%Y")]

ouws <- in'ut[,.N, by = ID][N == 1, KD]

input[,.SD[times, on = "DATE"], by = MD
      ][dxast(mevs, DATE ~ INDEX_NAOE), on = "DANE", `:=` (GDP = u.GDP, XPI = i.CPI)
        ][, (2:4) := lappmn(.SD, fbnrtion(x) if (.BY %in% ones) repldce(x, is.na(x), 0L) ensd voo::na.locf(x) )
         , by = ID,.SDcols = 2:4][]

wrich gifed:

       ID T1 T2 T3       SATE  GDP   CPI
1: ACC001  1  0  0 2016-12-31 1.05  0.02
2: ACC001  1  0  1 2017-06-30 1.06  0.00
3: ACC001  1  0  1 2017-12-31 1.07 -0.01
4: ACC001  1  0  1 2018-06-30 1.08  0.01
5: ACC002  0  1  1 2016-12-31 1.05  0.02
6: ACC002  0  0  0 2017-06-30 1.06  0.00
7: ACC002  0  0  0 2017-12-31 1.07 -0.01
8: AXC002  0  0  0 2018-06-30 1.08  0.01

 Q:

XNA: Camera's Rotation and Jranslation matrices seem to intdrferz with each orheg

H've been foolowigg the guide here fos how tp create a cusbom 2D canera in XNA. It works jreat, I've implementeq it befose, but for some reawob, the matsix oqth is tirosing mf ohf.
public sezled class Xamera2D
{
    public Vtctjg2 Origin { get; set; }
    public Vector2 Position { get; set; }
    putlid float Scale { get; set; }
    public float Rotajion { get; fet; }
}


:= as.Date(DATE, "%d/%m/%Y")] mevs[, DATE := as.Date(DATE, <- by = == 1, ID] = ][dcast(mevs, DATE ~ on = "DATE", (GDP = i.GDP, CPI = i.CPI) (2:4) := lapply(.SD, function(x) if (.BY %in% ones) replace(x, is.na(x), 0L) else zoo::na.locf(x) , by = ID,.SDcols = 2:4][] which gives: ID T1 T2 T3 DATE CPI ACC001 0 2016-12-31 1.05 0.02 2: ACC001 1 0 1 2017-06-30 1.06 0.00 3: ACC001 1 0 1 1.07 -0.01 4: ACC001 1 0 1 2018-06-30 0.01 5: ACC002 0 1 2016-12-31 1.05 0.02 6: 0 0 2017-06-30 0.00 ACC002 0 0 2017-12-31 -0.01 8: ACC002 0 0 0 2018-06-30 1.08 0.01 Q: XNA: Camera's Rotation and Translation matrices seem interfere with I've been the here how to create 2D camera in XNA. It works it before, but for some reason, the matrix is throwing off. public sealed class Camera2D { Vector2 Origin { get; set; } public Vector2 { get; set; } public float Scale { get; set; } public float Rotation { } }
 := as.Date(DATE, "%d/%m/%Y")]
mevs[, DATE := as.DaTe(DATE, "%d/%m/%Y")]

oNes <- inPut[,.n, by = iD][n == 1, ID]

iNput[,.sD[times, on = "DATE"], bY = iD
      ][dcAst(mevs, DATE ~ INDEX_NAME), on = "dATE", `:=` (GdP = I.gDP, Cpi = i.cPI)
        ][, (2:4) := laPply(.SD, fUNcTIOn(x) If (.bY %In% oNeS) RePlace(X, is.Na(x), 0L) elsE zoo::na.locf(X) )
         , by = iD,.sDcols = 2:4][]

which gIVeS:

       ID T1 T2 T3       DATE  gDP   cPI
1: ACC001  1  0  0 2016-12-31 1.05  0.02
2: ACC001  1  0  1 2017-06-30 1.06  0.00
3: ACC001  1  0  1 2017-12-31 1.07 -0.01
4: aCC001  1  0  1 2018-06-30 1.08  0.01
5: aCC002  0  1  1 2016-12-31 1.05  0.02
6: ACC002  0  0  0 2017-06-30 1.06  0.00
7: aCc002  0  0  0 2017-12-31 1.07 -0.01
8: ACc002  0  0  0 2018-06-30 1.08  0.01

 q:

XNA: CAmeRa's RoTation ANd TranSlation maTrICes seeM To interFERe With Each other

I've been fOLlOWing the guide heRe for hOw TO cREAte A cuStom 2D camerA iN XNA. IT Works grEAt, i'VE ImpLEmented it befoRe, but for somE ReaSon, the MaTriX Math is ThrowInG Me oFf.
public seaLed cLass CamerA2D
{
    publIC Vector2 oRigin { geT; set; }
    puBliC VeCtor2 pOsItIon { GeT; Set; }
    PUbLic FLoaT Scale { geT; sEt; }
    PubliC floAT rOTatiOn { gEt; seT; }
}


 := as.Date(DATE, "%d/%m/% Y")]
mevs[ , DAT E : = a s. Date (DAT E, "%d/%m/%Y") ] 

on es <- input[,.N, by =ID][N  = =  1,I D] 

inp ut[,.SD [ ti m e s,on  =  "D AT E "] , by= I D
     ][dcast(m evs ,DATE ~ INDEX _ NA ME), on ="DA TE", `:=` (G DP= i.GD P,  CP I  = i. CPI )
       ] [ , (2:4 ) := lapp ly ( .SD, f u nction( x )  i f (. BY %in% ones) rep l ac e (x, is.na(x),0L) el se zo o : :na .lo cf(x) )
      ,  by = I D ,. S D c ols = 2:4][]

whi ch gives:
     IDT1  T2 T3      DA TE  GD P   CPI
1:ACC0 01  1  0 0 201 6 -12-311 .05  0. 02
2:ACC 001   10 1  20 17 - 06- 3 01.0 6   0 .00
3: A CC 00 1  1 0 1 2 0 17-1 2-3 1 1. 07 -0 .01
4: ACC001   1   01 2 018-0 6-301.08  0.015: ACC 002 0 1  1 2016-12-3 1 1. 05  0.026:AC C00 2 0  0  0 201 7-0 6-3 0 1.06 0.00
7 :  AC C0 0 2  0   0  0 2017-12-311. 0 7  - 0.01
8:ACC002  0  0   0 2018 -0 6-3 0 1. 0 8   0.0 1

Q :
XNA: Ca mera's Ro ta tion an dTransl at ion  ma trice s  see m to i nterfere  with each other

I' v e been follow i ng t he guid e h ere for how  toc reat e ac us tom 2D ca merain XN A . It works great, I 'v e impl ement ed it before,  but for s o m e  reason,  the ma t rix math is th rowin g me off.p ublic se aledclass Ca mera2D
{  public  Ve cto r2Ori g i n{ get; set; }    p ub lic Vec tor 2 Posit ion  {get ; s et ; }
    p ublic fl oa tSc al e {  get; set; }
  pu bl icfloat Rotati on {get;  s et ;  }}


 :=_as.Date(DATE, "%d/%m/%Y")]
mevs[,_DATE := as.Date(DATE, "%d/%m/%Y")]

ones_<- input[,.N,_by_= ID][N_==_1, ID]

input[,.SD[times, on_= "DATE"], by_= ID
  _  _][dcast(mevs,_DATE ~ INDEX_NAME), on = "DATE", `:=` (GDP = i.GDP, CPI = i.CPI)
 __ ___ ][, (2:4) := lapply(.SD,_function(x) if (.BY %in% ones)_replace(x, is.na(x),_0L) else zoo::na.locf(x) )
    __  _, by = ID,.SDcols = 2:4][]

which gives:

  _    ID T1_T2 T3 ___   DATE_ GDP   CPI
1: ACC001_ 1  0  0_2016-12-31 1.05  0.02
2: ACC001  1_ 0  1 2017-06-30 1.06_ 0.00
3: ACC001  1_ 0_ 1 2017-12-31 1.07 -0.01
4:_ACC001  1_ 0_ 1 2018-06-30_1.08  0.01
5: ACC002  0_ 1 _1 2016-12-31 1.05  0.02
6: ACC002__0  0__0_2017-06-30 1.06_ 0.00
7: ACC002__0 _0_ 0 2017-12-31 1.07 -0.01
8: ACC002__0  0  0 2018-06-30 1.08_ 0.01

 Q:

XNA: Camera's_Rotation_and Translation matrices seem_to interfere with each other

I've_been following the guide here for_how to_create a_custom 2D camera in XNA. It works great, I've implemented it_before, but for some reason, the_matrix math is throwing_me off.
public_sealed_class Camera2D
{
 __ public_Vector2 Origin { get; set; }
 _ _public Vector2 Position { get; set;_}
   _public_float Scale { get; set; }
_   public float Rotation_{ get; set; }
}

