滤镜过程的多种方式实现

VERSION 5.00
Begin VB.Form Form3 
   Caption         =   "定制滤镜"
   ClientHeight    =   1905
   ClientLeft      =   4770
   ClientTop       =   3990
   ClientWidth     =   2100
   LinkTopic       =   "Form3"
   ScaleHeight     =   1905
   ScaleWidth      =   2100
   ShowInTaskbar   =   0   'False
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   375
      Left            =   1320
      TabIndex        =   14
      Top             =   720
      Width           =   735
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   375
      Left            =   1320
      TabIndex        =   13
      Top             =   120
      Width           =   735
   End
   Begin VB.TextBox Text3 
      Height          =   270
      Left            =   1320
      TabIndex        =   10
      Text            =   "0"
      Top             =   1560
      Width           =   735
   End
   Begin VB.TextBox Text2 
      Height          =   270
      Left            =   120
      TabIndex        =   9
      Text            =   "1"
      Top             =   1560
      Width           =   735
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   8
      Left            =   840
      TabIndex        =   8
      Text            =   "0"
      Top             =   840
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   7
      Left            =   480
      TabIndex        =   7
      Text            =   "0"
      Top             =   840
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   6
      Left            =   120
      TabIndex        =   6
      Text            =   "0"
      Top             =   840
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   5
      Left            =   840
      TabIndex        =   5
      Text            =   "0"
      Top             =   480
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   4
      Left            =   480
      TabIndex        =   4
      Text            =   "1"
      Top             =   480
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   3
      Left            =   120
      TabIndex        =   3
      Text            =   "0"
      Top             =   480
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   2
      Left            =   840
      TabIndex        =   2
      Text            =   "0"
      Top             =   120
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   1
      Left            =   480
      TabIndex        =   1
      Text            =   "0"
      Top             =   120
      Width           =   375
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Index           =   0
      Left            =   120
      TabIndex        =   0
      Text            =   "0"
      Top             =   120
      Width           =   375
   End
   Begin VB.Label Label2 
      Caption         =   "Blas:"
      Height          =   255
      Left            =   1320
      TabIndex        =   12
      Top             =   1320
      Width           =   855
   End
   Begin VB.Label Label1 
      Caption         =   "Divide:"
      Height          =   255
      Left            =   120
      TabIndex        =   11
      Top             =   1320
      Width           =   855
   End
End
Attribute VB_Name = "Form3"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub Form_Load()
Form3.Icon = Form1.Icon
End Sub

Private Sub Command1_Click()
Dim i As Long, j As Long
Dim k As Long
NeedShow = True
Norm = Val(Text2): Bias = Val(Text3)
For i = 1 To 3
    For j = 1 To 3
        Custom(i, j) = Val(Text1(k))
        k = k + 1
    Next j
Next i
Me.Hide
End Sub

Private Sub Command2_Click()
NeedShow = False
Me.Hide
End Sub