[1] | 1 | 'function.sbp
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| 2 |
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| 3 |
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| 4 | #ifndef _INC_FUNCTION
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| 5 | #define _INC_FUNCTION
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| 6 |
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| 7 | #include <Classes/System/Math.ab>
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| 8 |
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| 9 |
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| 10 | Const _System_PI = 3.14159265358979323846264
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| 11 | Const _System_LOG2 = 0.6931471805599453094172321214581765680755
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| 12 | Const _System_SQRT2 = 1.41421356237309504880168872421
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| 13 |
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| 14 |
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| 15 | '------------- サポート関数の定義 -------------
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| 16 |
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| 17 | Function ldexp(x As Double, n As Long) As Double
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| 18 | If x = 0 Then
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| 19 | ldexp = 0
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| 20 | Exit Function
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| 21 | End If
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| 22 | Dim pSrc As *QWord, pDest As *QWord
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| 23 | pSrc = VarPtr(x) As *QWord
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| 24 | pDest = VarPtr(ldexp) As *QWord
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| 25 |
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| 26 | n += (pSrc[0] >> 52) As DWord And &h7FF
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| 27 |
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| 28 | pDest[0] = n << 52 Or (pSrc[0] And &h800FFFFFFFFFFFFF)
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| 29 | End Function
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| 30 |
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| 31 | Function frexp(x As Double, ByRef n As Long) As Double
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| 32 | If x = 0 Then
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| 33 | n = 0
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| 34 | frexp = 0
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| 35 | Exit Function
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| 36 | End If
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| 37 |
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| 38 | Dim pSrc As *QWord, pDest As *QWord
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| 39 | pSrc = VarPtr(x) As *QWord
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| 40 | pDest = VarPtr(frexp) As *QWord
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| 41 | n = ((pSrc[0] >> 52) As DWord And &h7FF) - 1022
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| 42 | pDest[0] = (pSrc[0] And &h800FFFFFFFFFFFFF) Or &h3FE0000000000000
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| 43 | End Function
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| 44 |
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| 45 | Function frexp(x As Single, ByRef n As Long) As Single
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| 46 | If x = 0 Then
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| 47 | n = 0
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| 48 | frexp = 0
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| 49 | Exit Function
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| 50 | End If
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| 51 |
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| 52 | Dim pSrc As *DWord, pDest As *DWord
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| 53 | pSrc = VarPtr(x) As *DWord
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| 54 | pDest = VarPtr(frexp) As *DWord
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| 55 | n = ((pSrc[0] >> 23) And &hFF) - 126
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| 56 | pDest[0] = (pSrc[0] And &h807FFFFF) Or &h7E000000
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| 57 | End Function
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| 58 |
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| 59 | Function ipow(x As Double, n As Long) As Double
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| 60 | Dim abs_n As Long
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| 61 | Dim r As Double
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| 62 |
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| 63 | abs_n=Abs(n) As Long
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| 64 | r=1
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| 65 | While abs_n<>0
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| 66 | If abs_n and 1 Then r = r * x
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| 67 | x = x * x
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| 68 | abs_n >>= 1 ' abs_n \= 2
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| 69 | Wend
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| 70 |
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| 71 | If n>=0 Then
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| 72 | ipow=r
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| 73 | Else
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| 74 | ipow=1/r
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| 75 | End If
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| 76 | End Function
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| 77 |
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| 78 | Function pow(x As Double, y As Double) As Double
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| 79 | If -LONG_MAX<=y and y<=LONG_MAX and y=CDbl(Int(y)) Then
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| 80 | pow=ipow(x,y As Long)
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| 81 | Exit Function
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| 82 | End If
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| 83 |
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| 84 | If x>0 Then
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| 85 | pow=Exp(y*Log(x))
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| 86 | Exit Function
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| 87 | End If
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| 88 |
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| 89 | If x<>0 or y<=0 Then
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| 90 | 'error
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| 91 | End If
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| 92 |
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| 93 | pow=0
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| 94 | End Function
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| 95 |
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| 96 | #ifdef _WIN64
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| 97 |
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| 98 | Function _System_GetNaN() As Double
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| 99 | SetQWord(VarPtr(_System_GetNaN) As *QWord, &H7FF8000000000000)
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| 100 | End Function
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| 101 |
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| 102 | Function _System_GetInf(sign As BOOL) As Double
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| 103 | Dim s = 0 As QWord
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| 104 | If sign Then s = 1 << 63
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| 105 | SetQWord(VarPtr(_System_GetInf) As *QWord, &h7FF0000000000000 Or s)
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| 106 | End Function
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| 107 |
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| 108 | #else
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| 109 |
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| 110 | Function _System_GetNaN() As Double
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| 111 | Dim p As *DWord
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| 112 | p = VarPtr(_System_GetNaN) As *DWord
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| 113 | p[0] = 0
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| 114 | p[1] = &H7FF80000
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| 115 | End Function
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| 116 |
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| 117 | Function _System_GetInf(sign As BOOL) As Double
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| 118 | Dim s = 0 As DWord
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| 119 | If sign Then s = (1 As DWord) << 31
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| 120 | Dim p As *DWord
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| 121 | p = VarPtr(_System_GetInf) As *DWord
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| 122 | p[0] = 0
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| 123 | p[1] = &h7FF00000 Or s
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| 124 | End Function
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| 125 |
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| 126 | #endif
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| 127 |
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| 128 | ' xの符号だけをyのものにした値を返す。
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| 129 | ' 引数 x 元となる絶対値
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| 130 | ' 引数 y 元となる符号
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| 131 | Function CopySign(x As Double, y As Double) As Double
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| 132 | SetQWord(VarPtr(CopySign), (GetQWord(VarPtr(x)) And &h7fffffffffffffff) Or (GetQWord(VarPtr(y)) And &h8000000000000000))
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| 133 | End Function
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| 134 |
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| 135 | Function CopySign(x As Single, y As Single) As Single
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| 136 | SetDWord(VarPtr(CopySign), (GetDWord(VarPtr(x)) And &h7fffffff) Or (GetDWord(VarPtr(y)) And &h80000000))
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| 137 | End Function
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| 138 |
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| 139 | Function _System_SetSign(x As Double, isNegative As Long) As Double
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| 140 | #ifdef _WIN64
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| 141 | SetQWord(VarPtr(CopySign), (GetQWord(VarPtr(x)) And &h7fffffffffffffff) Or (isNegative << 63))
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| 142 | #else
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| 143 | SetDWord(VarPtr(CopySign), GetDWord(VarPtr(x)))
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| 144 | SetDWord(VarPtr(CopySign) + SizeOf (DWord), GetQWord(VarPtr(x) + SizeOf (DWord)) And &h7fffffff Or (isNegative << 31))
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| 145 | #endif
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| 146 | End Function
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| 147 |
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| 148 | Const RAND_MAX=&H7FFFFFFF
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| 149 | Dim _System_RndNext=1 As DWord
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| 150 |
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| 151 | Function rand() As Long
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| 152 | _System_RndNext = _System_RndNext * 1103515245 + 12345
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| 153 | rand = _System_RndNext >> 1
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| 154 | End Function
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| 155 |
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| 156 | Sub srand(dwSeek As DWord)
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| 157 | _System_RndNext = dwSeek
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| 158 | End Sub
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| 159 |
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| 160 |
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| 161 | '------------- ここからBasic標準関数の定義 -------------
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| 162 |
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| 163 |
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| 164 | '------------------
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| 165 | ' データ型変換関数
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| 166 | '------------------
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| 167 |
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| 168 | Function CDbl(number As Double) As Double
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| 169 | CDbl=number
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| 170 | End Function
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| 171 |
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| 172 | Function _CUDbl(number As QWord) As Double
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| 173 | _CUDbl=number As Double
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| 174 | End Function
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| 175 |
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| 176 | Function CDWord(num As Double) As DWord
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| 177 | CDWord=num
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| 178 | End Function
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| 179 |
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| 180 | Function CInt(number As Double) As Long
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| 181 | CInt=number
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| 182 | End Function
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| 183 |
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| 184 | Function CSng(number As Double) As Single
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| 185 | CSng=number
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| 186 | End Function
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| 187 |
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| 188 | #ifdef _WIN64
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| 189 | Function Fix(number As Double) As Long
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| 190 | Fix=number As Long
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| 191 | End Function
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| 192 | #else
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| 193 | 'Fix関数はコンパイラに組み込まれている
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| 194 | 'Function Fix(number As Double) As Long
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| 195 | #endif
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| 196 |
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| 197 | Function Int(number As Double) As Long
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| 198 | Int=Fix(number)
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| 199 | If number<0 Then
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| 200 | If number<Fix(number) Then Int=Int-1
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| 201 | End If
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| 202 | End Function
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| 203 |
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| 204 |
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| 205 | '-------------------------------------
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| 206 | ' ポインタ関数(コンパイラに組み込み)
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| 207 | '-------------------------------------
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| 208 |
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| 209 | 'Function GetDouble(p As DWord) As Double
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| 210 | 'Function GetSingle(p As DWord) As Single
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| 211 | 'Function GetDWord(p As DWord) As DWord
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| 212 | 'Function GetWord(p As DWord) As Word
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| 213 | 'Function GetByte(p As DWord) As Byte
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| 214 | 'Sub SetDouble(p As DWord, dblData As Double)
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| 215 | 'Sub SetSingle(p As DWord, fltData As Single)
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| 216 | 'Sub SetDWord(p As DWord, dwData As DWord)
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| 217 | 'Sub SetWord(p As DWord, wData As Word)
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| 218 | 'Sub SetByte(p As DWord, byteData As Byte)
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| 219 |
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| 220 |
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| 221 | '----------
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| 222 | ' 算術関数
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| 223 | '----------
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| 224 |
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| 225 | Function Abs(number As Double) As Double
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| 226 | 'Abs = Math.Abs(number)
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| 227 | If number < 0 then
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| 228 | return -number
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| 229 | Else
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| 230 | return number
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| 231 | End If
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| 232 | End Function
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| 233 |
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| 234 | Function Exp(x As Double) As Double
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| 235 | Exp = Math.Exp(x)
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| 236 | End Function
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| 237 |
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| 238 | Function Log(x As Double) As Double
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| 239 | Log = Math.Log(x)
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| 240 | End Function
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| 241 |
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| 242 | Function Sgn(number As Double) As Long
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| 243 | Sgn = Math.Sign(number)
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| 244 | End Function
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| 245 |
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| 246 | Function Sqr(number As Double) As Double
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| 247 | Sqr = Math.Sqrt(number)
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| 248 | End Function
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| 249 |
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| 250 | Function Atn(number As Double) As Double
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| 251 | Atn = Math.Atan(number)
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| 252 | End Function
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| 253 |
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| 254 | Function _Support_tan(x As Double, ByRef k As Long) As Double
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| 255 | Dim i As Long
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| 256 | Dim t As Double, x2 As Double
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| 257 |
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| 258 | If x>=0 Then
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| 259 | k=Fix(x/(_System_PI/2)+0.5)
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| 260 | Else
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| 261 | k=Fix(x/(_System_PI/2)-0.5)
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| 262 | End If
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| 263 |
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| 264 | x=(x-(CDbl(3217)/CDbl(2048))*k)+4.4544551033807686783083602485579e-6*k
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| 265 |
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| 266 | x2=x*x
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| 267 | t=0
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| 268 |
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| 269 | For i=19 To 3 Step -2
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| 270 | t=x2/(i-t)
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| 271 | Next
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| 272 |
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| 273 | _Support_tan=x/(1-t)
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| 274 | End Function
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| 275 |
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| 276 | Function Atn2(y As Double, x As Double) As Double
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| 277 | If x = 0 Then
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| 278 | Atn2 = Sgn(y) * _System_PI * 0.5
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| 279 | Else
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| 280 | Atn2 = Atn(y / x)
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| 281 | If x < 0 Then
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| 282 | Atn2 += CopySign(_System_PI, y)
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| 283 | End If
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| 284 | End If
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| 285 | End Function
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| 286 |
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| 287 | Function Sin(number As Double) As Double
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| 288 | Sin = Math.Sign(number)
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| 289 | End Function
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| 290 |
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| 291 | Function Cos(number As Double) As Double
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| 292 | Cos = Math.Cos(number)
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| 293 | End Function
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| 294 |
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| 295 | Function Tan(number As Double) As Double
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| 296 | Tan = Math.Tan(number)
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| 297 | End Function
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| 298 |
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| 299 | Function IsNaN(ByVal x As Double) As BOOL
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| 300 | Dim p As *DWord
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| 301 | p = VarPtr(x) As *DWord
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| 302 | IsNaN = FALSE
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| 303 | If (p[1] And &H7FF00000) = &H7FF00000 Then
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| 304 | If (p[0] <> 0) Or ((p[1] And &HFFFFF) <> 0) Then
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| 305 | IsNaN = TRUE
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| 306 | End If
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| 307 | End If
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| 308 |
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| 309 | ' IsNaN=FALSE
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| 310 | End Function
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| 311 |
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| 312 | Function IsInf(x As Double) As BOOL
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| 313 | Dim p As *DWord, nan As Double
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| 314 | p = VarPtr(x) As *DWord
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| 315 | p[1] And= &h7fffffff
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| 316 | nan = _System_GetInf(FALSE)
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| 317 | IsInf = (memcmp(p As *Byte, VarPtr(nan), SizeOf (Double)) = 0)
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| 318 | End Function
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| 319 |
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| 320 | Function IsNaNOrInf(x As Double) As BOOL
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| 321 | IsNaNOrInf = IsFinite(x)
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| 322 | End Function
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| 323 |
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| 324 | Function IsFinite(x As Double) As BOOL
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| 325 | Dim p As *DWord, nan As Double
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| 326 | p = VarPtr(x) As *DWord
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| 327 | ' p[1] And= &h7ffe0000
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| 328 | p[1] And= &H7FF00000
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| 329 | p[0] = 0
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| 330 | nan = _System_GetInf(/*x,*/ FALSE)
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| 331 | IsNaNOrInf = (memcmp(p, VarPtr(nan), SizeOf (Double)) = 0)
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| 332 | End Function
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| 333 |
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| 334 | Const RAND_UNIT = (1.0 / (LONG_MAX + 1.0))
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| 335 | Function Rnd() As Double
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| 336 | Rnd = RAND_UNIT * rand()
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| 337 | End Function
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| 338 |
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| 339 | Const HIBYTE(w) = (((w As Word) >> 8) and &HFF) As Byte
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| 340 | Const LOBYTE(w) = ((w As Word) and &HFF) As Byte
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| 341 | Const HIWORD(dw) = (((dw As DWord) >> 16) and &HFFFF) As Word
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| 342 | Const LOWORD(dw) = ((dw As DWord) and &HFFFF) As Word
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| 343 |
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| 344 | Const MAKEWORD(a,b) = (((a As Word) and &HFF) or (((b As Word) and &HFF)<<8)) As Word
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| 345 | Const MAKELONG(a,b) = (((a As DWord) and &HFFFF) or (((b As DWord) and &HFFFF)<<16)) As Long
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| 346 |
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| 347 |
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| 348 |
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| 349 | '------------
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| 350 | ' 文字列関数
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| 351 | '------------
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| 352 |
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| 353 | Function Asc(buf As String) As Byte
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| 354 | Asc = buf[0]
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| 355 | End Function
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| 356 |
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| 357 | Function Chr$(code As Byte) As String
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| 358 | Chr$=ZeroString(1)
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| 359 | Chr$[0]=code
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| 360 | End Function
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| 361 |
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| 362 | Function Date$() As String
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| 363 | Dim st As SYSTEMTIME
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| 364 |
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| 365 | GetLocalTime(st)
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| 366 |
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| 367 | 'year
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| 368 | Date$=Str$(st.wYear)
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| 369 |
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| 370 | 'month
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| 371 | If st.wMonth<10 Then
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| 372 | Date$=Date$+"/0"
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| 373 | Else
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| 374 | Date$=Date$+"/"
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| 375 | End If
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| 376 | Date$=Date$+Str$(st.wMonth)
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| 377 |
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| 378 | 'day
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| 379 | If st.wDay<10 Then
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| 380 | Date$=Date$+"/0"
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| 381 | Else
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| 382 | Date$=Date$+"/"
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| 383 | End If
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| 384 | Date$=Date$+Str$(st.wDay)
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| 385 | End Function
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| 386 |
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| 387 | Function Hex$(num As DWord) As String
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| 388 | Dim length As Long
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| 389 | Hex$=ZeroString(8)
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| 390 | length=wsprintf(Hex$, "%X", num)
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| 391 | Hex$=Left$(Hex$,length)
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| 392 | End Function
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| 393 |
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| 394 | Function Hex$(num As QWord) As String
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| 395 | Dim length As Long
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| 396 | Hex$=ZeroString(16)
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| 397 | length=wsprintf(Hex$, "%X%X", num)
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| 398 | Hex$=Left$(Hex$,length)
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| 399 | End Function
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| 400 |
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| 401 | Function InStr(StartPos As Long, buf1 As String, buf2 As String) As Long
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| 402 | Dim len1 As Long, len2 As Long, i As Long, i2 As Long, i3 As Long
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| 403 |
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| 404 | len1=Len(buf1)
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| 405 | len2=Len(buf2)
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| 406 |
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| 407 | If len2=0 Then
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| 408 | InStr=StartPos
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| 409 | Exit Function
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| 410 | End If
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| 411 |
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| 412 | StartPos=StartPos-1
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| 413 | If StartPos<0 Then
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| 414 | 'error
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| 415 | InStr=0
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| 416 | Exit Function
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| 417 | End If
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| 418 |
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| 419 | i=StartPos:InStr=0
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| 420 | While i<=len1-len2
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| 421 | i2=i:i3=0
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| 422 | Do
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| 423 | If i3=len2 Then
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| 424 | InStr=i+1
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| 425 | Exit Do
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| 426 | End If
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| 427 | If buf1[i2]<>buf2[i3] Then Exit Do
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| 428 |
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| 429 | i2=i2+1
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| 430 | i3=i3+1
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| 431 | Loop
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| 432 | If InStr Then Exit While
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| 433 | i=i+1
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| 434 | Wend
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| 435 | End Function
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| 436 |
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| 437 | Function Left$(buf As String, length As Long) As String
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| 438 | Left$=ZeroString(length)
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| 439 | memcpy(
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| 440 | StrPtr(Left$),
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| 441 | StrPtr(buf),
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| 442 | length)
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| 443 | End Function
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| 444 |
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| 445 | Function Mid$(buf As String, StartPos As Long)(ReadLength As Long) As String
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| 446 | Dim length As Long
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| 447 |
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| 448 | StartPos=StartPos-1
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| 449 | If StartPos<0 Then
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| 450 | 'error
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| 451 | 'Debug
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| 452 | Exit Function
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| 453 | End If
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| 454 |
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| 455 | length=Len(buf)
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| 456 | If length<=StartPos Then Exit Function
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| 457 |
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| 458 | If ReadLength=0 Then
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| 459 | ReadLength=length-StartPos
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| 460 | End If
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| 461 |
|
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| 462 | If ReadLength>length-StartPos Then
|
---|
| 463 | ReadLength=length-StartPos
|
---|
| 464 | End If
|
---|
| 465 |
|
---|
| 466 | Mid$=ZeroString(ReadLength)
|
---|
| 467 | memcpy(StrPtr(Mid$),StrPtr(buf)+StartPos,ReadLength)
|
---|
| 468 | End Function
|
---|
| 469 |
|
---|
| 470 | Function Oct$(num As DWord) As String
|
---|
| 471 | Dim i As DWord, i2 As DWord
|
---|
| 472 |
|
---|
| 473 | For i=10 To 1 Step -1
|
---|
| 474 | If (num\CDWord(8^i)) And &H07 Then
|
---|
| 475 | Exit For
|
---|
| 476 | End If
|
---|
| 477 | Next
|
---|
| 478 |
|
---|
| 479 | Oct$=ZeroString(i+1)
|
---|
| 480 | i2=0
|
---|
| 481 | Do
|
---|
| 482 | Oct$[i2]=Asc("0")+((num\CDWord(8^i)) And &H07)
|
---|
| 483 | If i=0 Then Exit Do
|
---|
| 484 | i--
|
---|
| 485 | i2++
|
---|
| 486 | Loop
|
---|
| 487 | End Function
|
---|
| 488 |
|
---|
| 489 | Function Right$(buf As String, length As Long) As String
|
---|
| 490 | Dim i As Long
|
---|
| 491 |
|
---|
| 492 | i=Len(buf)
|
---|
| 493 | If i>length Then
|
---|
| 494 | Right$=ZeroString(length)
|
---|
| 495 | memcpy(StrPtr(Right$),StrPtr(buf)+i-length,length)
|
---|
| 496 | Else
|
---|
| 497 | Right$=buf
|
---|
| 498 | End If
|
---|
| 499 | End Function
|
---|
| 500 |
|
---|
| 501 | Function Space$(length As Long) As String
|
---|
| 502 | Space$=ZeroString(length)
|
---|
| 503 | FillMemory(StrPtr(Space$),length,&H20)
|
---|
| 504 | End Function
|
---|
| 505 |
|
---|
| 506 | Dim _System_ecvt_buffer[16] As Byte
|
---|
| 507 | Sub _ecvt_support(count As Long)
|
---|
| 508 | Dim i As Long
|
---|
| 509 | If _System_ecvt_buffer[count]=9 Then
|
---|
| 510 | _System_ecvt_buffer[count]=0
|
---|
| 511 | If count=0 Then
|
---|
| 512 | For i=16 To 1 Step -1
|
---|
| 513 | _System_ecvt_buffer[i]=_System_ecvt_buffer[i-1]
|
---|
| 514 | Next
|
---|
| 515 | _System_ecvt_buffer[0]=1
|
---|
| 516 | Else
|
---|
| 517 | _ecvt_support(count-1)
|
---|
| 518 | End If
|
---|
| 519 | Else
|
---|
| 520 | _System_ecvt_buffer[count]=_System_ecvt_buffer[count]+1 As Byte
|
---|
| 521 | End If
|
---|
| 522 | End Sub
|
---|
| 523 | Function _ecvt(value As Double, count As Long, ByRef dec As Long, ByRef sign As Long) As BytePtr
|
---|
| 524 | Dim temp As BytePtr
|
---|
| 525 | Dim i As Long, i2 As Long
|
---|
| 526 |
|
---|
| 527 | _ecvt=_System_ecvt_buffer
|
---|
| 528 |
|
---|
| 529 | '値が0の場合
|
---|
| 530 | If value=0 Then
|
---|
| 531 | FillMemory(_System_ecvt_buffer,count,&H30)
|
---|
| 532 | _System_ecvt_buffer[count]=0
|
---|
| 533 | dec=0
|
---|
| 534 | sign=0
|
---|
| 535 | Exit Function
|
---|
| 536 | End If
|
---|
| 537 |
|
---|
| 538 | '符号の判断(同時に符号を取り除く)
|
---|
| 539 | If value<0 Then
|
---|
| 540 | sign=1
|
---|
| 541 | value=-value
|
---|
| 542 | Else
|
---|
| 543 | sign=0
|
---|
| 544 | End If
|
---|
| 545 |
|
---|
| 546 | '正規化
|
---|
| 547 | dec=1
|
---|
| 548 | While value<0.999999999999999 'value<1
|
---|
| 549 | value=value*10
|
---|
| 550 | dec=dec-1
|
---|
| 551 | Wend
|
---|
| 552 | While 9.99999999999999<=value '10<=value
|
---|
| 553 | value=value/10
|
---|
| 554 | dec=dec+1
|
---|
| 555 | Wend
|
---|
| 556 |
|
---|
| 557 | For i=0 To count-1
|
---|
| 558 | _System_ecvt_buffer[i]=Int(value) As Byte
|
---|
| 559 |
|
---|
| 560 | value=(value-CDbl(Int(value)))*10
|
---|
| 561 | Next
|
---|
| 562 | _System_ecvt_buffer[i]=0
|
---|
| 563 |
|
---|
| 564 | i=i-1
|
---|
| 565 | If value>=5 Then
|
---|
| 566 | '切り上げ処理
|
---|
| 567 | _ecvt_support(i)
|
---|
| 568 | End If
|
---|
| 569 |
|
---|
| 570 | For i=0 To count-1
|
---|
| 571 | _System_ecvt_buffer[i]=_System_ecvt_buffer[i]+&H30
|
---|
| 572 | Next
|
---|
| 573 | _System_ecvt_buffer[i]=0
|
---|
| 574 | End Function
|
---|
| 575 |
|
---|
| 576 | Function Str$(dbl As Double) As String
|
---|
| 577 | If IsNaN(dbl) Then
|
---|
| 578 | Return "NaN"
|
---|
| 579 | ElseIf IsInf(dbl) Then
|
---|
| 580 | If dbl > 0 Then
|
---|
| 581 | Return "Infinity"
|
---|
| 582 | Else
|
---|
| 583 | Return "-Infinity"
|
---|
| 584 | End If
|
---|
| 585 | End If
|
---|
| 586 | Dim dec As Long, sign As Long
|
---|
| 587 | Dim buffer[32] As Byte, temp As BytePtr
|
---|
| 588 | Dim i As Long, i2 As Long, i3 As Long
|
---|
| 589 |
|
---|
| 590 | '浮動小数点を文字列に変換
|
---|
| 591 | temp=_ecvt(dbl,15,dec,sign)
|
---|
| 592 |
|
---|
| 593 | i=0
|
---|
| 594 |
|
---|
| 595 | '符号の取り付け
|
---|
| 596 | If sign Then
|
---|
| 597 | buffer[i]=Asc("-")
|
---|
| 598 | i=i+1
|
---|
| 599 | End If
|
---|
| 600 |
|
---|
| 601 | If dec>15 Then
|
---|
| 602 | '指数表示(桁が大きい場合)
|
---|
| 603 | buffer[i]=temp[0]
|
---|
| 604 | i=i+1
|
---|
| 605 | buffer[i]=Asc(".")
|
---|
| 606 | i=i+1
|
---|
| 607 | memcpy(buffer+i,temp+1,14)
|
---|
| 608 | i=i+14
|
---|
| 609 | buffer[i]=Asc("e")
|
---|
| 610 | i=i+1
|
---|
| 611 | wsprintf(buffer+i,"+%03d",dec-1)
|
---|
| 612 |
|
---|
| 613 | Return MakeStr(buffer)
|
---|
| 614 | End If
|
---|
| 615 |
|
---|
| 616 | If dec<-3 Then
|
---|
| 617 | '指数表示(桁が小さい場合)
|
---|
| 618 | buffer[i]=temp[0]
|
---|
| 619 | i=i+1
|
---|
| 620 | buffer[i]=Asc(".")
|
---|
| 621 | i=i+1
|
---|
| 622 | memcpy(buffer+i,temp+1,14)
|
---|
| 623 | i=i+14
|
---|
| 624 | buffer[i]=Asc("e")
|
---|
| 625 | i=i+1
|
---|
| 626 | wsprintf(buffer+i,"%03d",dec-1)
|
---|
| 627 |
|
---|
| 628 | Return MakeStr(buffer)
|
---|
| 629 | End If
|
---|
| 630 |
|
---|
| 631 | '整数部
|
---|
| 632 | i2=dec
|
---|
| 633 | i3=0
|
---|
| 634 | If i2>0 Then
|
---|
| 635 | While i2>0
|
---|
| 636 | buffer[i]=temp[i3]
|
---|
| 637 | i=i+1
|
---|
| 638 | i3=i3+1
|
---|
| 639 | i2=i2-1
|
---|
| 640 | Wend
|
---|
| 641 | buffer[i]=Asc(".")
|
---|
| 642 | i=i+1
|
---|
| 643 | Else
|
---|
| 644 | buffer[i]=&H30
|
---|
| 645 | i=i+1
|
---|
| 646 | buffer[i]=Asc(".")
|
---|
| 647 | i=i+1
|
---|
| 648 |
|
---|
| 649 | i2=dec
|
---|
| 650 | While i2<0
|
---|
| 651 | buffer[i]=&H30
|
---|
| 652 | i=i+1
|
---|
| 653 | i2=i2+1
|
---|
| 654 | Wend
|
---|
| 655 | End If
|
---|
| 656 |
|
---|
| 657 | '小数部
|
---|
| 658 | While i3<15
|
---|
| 659 | buffer[i]=temp[i3]
|
---|
| 660 | i=i+1
|
---|
| 661 | i3=i3+1
|
---|
| 662 | Wend
|
---|
| 663 |
|
---|
| 664 | While buffer[i-1]=&H30
|
---|
| 665 | i=i-1
|
---|
| 666 | Wend
|
---|
| 667 | If buffer[i-1]=Asc(".") Then i=i-1
|
---|
| 668 |
|
---|
| 669 | buffer[i]=0
|
---|
| 670 | Return MakeStr(buffer)
|
---|
| 671 | End Function
|
---|
| 672 | Function Str$(value As LONG_PTR) As String
|
---|
| 673 | Dim temp[255] As Byte
|
---|
| 674 | wsprintf(temp,"%d",value)
|
---|
| 675 | Str$=MakeStr(temp)
|
---|
| 676 | End Function
|
---|
| 677 |
|
---|
| 678 | Function String$(num As Long, buf As String) As String
|
---|
| 679 | Dim dwStrPtr As DWord
|
---|
| 680 | Dim length As Long
|
---|
| 681 |
|
---|
| 682 | length=Len(buf)
|
---|
| 683 |
|
---|
| 684 | 'バッファ領域を確保
|
---|
| 685 | String$=ZeroString(length*num)
|
---|
| 686 |
|
---|
| 687 | '文字列をコピー
|
---|
| 688 | Dim i As Long
|
---|
| 689 | For i=0 To num-1
|
---|
| 690 | memcpy(StrPtr(String$)+i*length,StrPtr(buf),length)
|
---|
| 691 | Next
|
---|
| 692 | End Function
|
---|
| 693 |
|
---|
| 694 | Function Time$() As String
|
---|
| 695 | Dim st As SYSTEMTIME
|
---|
| 696 |
|
---|
| 697 | GetLocalTime(st)
|
---|
| 698 |
|
---|
| 699 | 'hour
|
---|
| 700 | If st.wHour<10 Then
|
---|
| 701 | Time$="0"
|
---|
| 702 | End If
|
---|
| 703 | Time$=Time$+Str$(st.wHour)
|
---|
| 704 |
|
---|
| 705 | 'minute
|
---|
| 706 | If st.wMinute<10 Then
|
---|
| 707 | Time$=Time$+":0"
|
---|
| 708 | Else
|
---|
| 709 | Time$=Time$+":"
|
---|
| 710 | End If
|
---|
| 711 | Time$=Time$+Str$(st.wMinute)
|
---|
| 712 |
|
---|
| 713 | 'second
|
---|
| 714 | If st.wSecond<10 Then
|
---|
| 715 | Time$=Time$+":0"
|
---|
| 716 | Else
|
---|
| 717 | Time$=Time$+":"
|
---|
| 718 | End If
|
---|
| 719 | Time$=Time$+Str$(st.wSecond)
|
---|
| 720 | End Function
|
---|
| 721 |
|
---|
| 722 | Function Val(buf As BytePtr) As Double
|
---|
| 723 | Dim i As Long, i2 As Long, i3 As Long, i4 As Long
|
---|
| 724 | Dim temporary As String
|
---|
| 725 | Dim TempPtr As BytePtr
|
---|
| 726 | Dim dbl As Double
|
---|
| 727 | Dim i64data As Int64
|
---|
| 728 |
|
---|
| 729 | Val=0
|
---|
| 730 |
|
---|
| 731 | While buf[0]=Asc(" ") or buf[0]=Asc(Ex"\t")
|
---|
| 732 | buf++
|
---|
| 733 | Wend
|
---|
| 734 |
|
---|
| 735 | If buf[0]=Asc("&") Then
|
---|
| 736 | temporary=ZeroString(lstrlen(buf))
|
---|
| 737 | lstrcpy(temporary,buf)
|
---|
| 738 | TempPtr=StrPtr(temporary)
|
---|
| 739 | CharUpper(TempPtr)
|
---|
| 740 | If TempPtr(1)=Asc("O") Then
|
---|
| 741 | '8進数
|
---|
| 742 | i=2
|
---|
| 743 | While 1
|
---|
| 744 | '数字以外の文字の場合は抜け出す
|
---|
| 745 | i3=TempPtr[i]-&H30
|
---|
| 746 | If Not (0<=i3 And i3<=7) Then Exit While
|
---|
| 747 |
|
---|
| 748 | TempPtr[i]=i3 As Byte
|
---|
| 749 | i++
|
---|
| 750 | Wend
|
---|
| 751 | i--
|
---|
| 752 |
|
---|
| 753 | i64data=1
|
---|
| 754 | While i>=2
|
---|
| 755 | Val=Val+i64data*TempPtr[i]
|
---|
| 756 |
|
---|
| 757 | i64data=i64data*&O10
|
---|
| 758 | i=i-1
|
---|
| 759 | Wend
|
---|
| 760 | ElseIf TempPtr(1)=Asc("H") Then
|
---|
| 761 | '16進数
|
---|
| 762 | i=2
|
---|
| 763 | While 1
|
---|
| 764 | '数字以外の文字の場合は抜け出す
|
---|
| 765 | i3=TempPtr[i]-&H30
|
---|
| 766 | If Not(0<=i3 and i3<=9) Then
|
---|
| 767 | i3=TempPtr[i]-&H41+10
|
---|
| 768 | If Not(&HA<=i3 and i3<=&HF) Then Exit While
|
---|
| 769 | End If
|
---|
| 770 |
|
---|
| 771 | TempPtr[i]=i3 As Byte
|
---|
| 772 | i++
|
---|
| 773 | Wend
|
---|
| 774 | i--
|
---|
| 775 |
|
---|
| 776 | i64data=1
|
---|
| 777 | While i>=2
|
---|
| 778 | Val=Val+i64data*TempPtr[i]
|
---|
| 779 |
|
---|
| 780 | i64data=i64data*&H10
|
---|
| 781 | i--
|
---|
| 782 | Wend
|
---|
| 783 | End If
|
---|
| 784 | Else
|
---|
| 785 | '10進数
|
---|
| 786 | If buf[0]=&H2D Then
|
---|
| 787 | 'マイナス値
|
---|
| 788 | i4=1
|
---|
| 789 | buf++
|
---|
| 790 | Else
|
---|
| 791 | 'プラス値
|
---|
| 792 | i4=0
|
---|
| 793 | If buf[0]=&H2B Then
|
---|
| 794 | buf++
|
---|
| 795 | End If
|
---|
| 796 | End If
|
---|
| 797 |
|
---|
| 798 | i=0
|
---|
| 799 |
|
---|
| 800 | While 1
|
---|
| 801 | '数字以外の文字の場合は抜け出す
|
---|
| 802 | i3=buf[i]-&H30
|
---|
| 803 | If Not (0<=i3 And i3<=9) Then Exit While
|
---|
| 804 |
|
---|
| 805 | i++
|
---|
| 806 | Wend
|
---|
| 807 |
|
---|
| 808 | '整数部
|
---|
| 809 | dbl=1
|
---|
| 810 | i3=i-1
|
---|
| 811 | While i3>=0
|
---|
| 812 | Val=Val+dbl*(buf[i3]-&H30)
|
---|
| 813 |
|
---|
| 814 | dbl=dbl*10
|
---|
| 815 | i3--
|
---|
| 816 | Wend
|
---|
| 817 |
|
---|
| 818 | If buf[i]=Asc(".") Then
|
---|
| 819 | '小数部
|
---|
| 820 | i++
|
---|
| 821 | dbl=10
|
---|
| 822 | While 1
|
---|
| 823 | '数字以外の文字の場合は抜け出す
|
---|
| 824 | i3=buf[i]-&H30
|
---|
| 825 | If Not (0<=i3 And i3<=9) Then Exit While
|
---|
| 826 |
|
---|
| 827 | Val += (buf[i] - &H30) / dbl
|
---|
| 828 | dbl *= 10
|
---|
| 829 | i++
|
---|
| 830 | Wend
|
---|
| 831 | End If
|
---|
| 832 |
|
---|
| 833 | If i4 Then Val=-Val
|
---|
| 834 | End If
|
---|
| 835 | End Function
|
---|
| 836 |
|
---|
| 837 |
|
---|
| 838 | '--------------
|
---|
| 839 | ' ファイル関数
|
---|
| 840 | '--------------
|
---|
| 841 |
|
---|
| 842 | Function Eof(FileNum As Long) As Long
|
---|
| 843 | Dim dwCurrent As DWord, dwEnd As DWord
|
---|
| 844 |
|
---|
| 845 | FileNum--
|
---|
| 846 |
|
---|
| 847 | dwCurrent=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_CURRENT)
|
---|
| 848 | dwEnd=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_END)
|
---|
| 849 | SetFilePointer(_System_hFile(FileNum),dwCurrent,NULL,FILE_BEGIN)
|
---|
| 850 |
|
---|
| 851 | If dwCurrent>=dwEnd Then
|
---|
| 852 | Eof=-1
|
---|
| 853 | Else
|
---|
| 854 | Eof=0
|
---|
| 855 | End If
|
---|
| 856 | End Function
|
---|
| 857 |
|
---|
| 858 | Function Lof(FileNum As Long) As Long
|
---|
| 859 | Lof=GetFileSize(_System_hFile(FileNum-1),NULL)
|
---|
| 860 | End Function
|
---|
| 861 |
|
---|
| 862 | Function Loc(FileNum As Long) As Long
|
---|
| 863 | Dim NowPos As Long, BeginPos As Long
|
---|
| 864 |
|
---|
| 865 | FileNum=FileNum-1
|
---|
| 866 |
|
---|
| 867 | NowPos=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_CURRENT)
|
---|
| 868 | BeginPos=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_BEGIN)
|
---|
| 869 | SetFilePointer(_System_hFile(FileNum),NowPos-BeginPos,NULL,FILE_BEGIN)
|
---|
| 870 |
|
---|
| 871 | Loc=NowPos-BeginPos
|
---|
| 872 | End Function
|
---|
| 873 |
|
---|
| 874 |
|
---|
| 875 | '------------------
|
---|
| 876 | ' メモリ関連の関数
|
---|
| 877 | '------------------
|
---|
| 878 |
|
---|
| 879 | Function malloc(stSize As SIZE_T) As VoidPtr
|
---|
| 880 | Return _System_GC.__malloc(stSize,_System_GC_FLAG_NEEDFREE)
|
---|
| 881 | End Function
|
---|
| 882 |
|
---|
| 883 | Function calloc(stSize As SIZE_T) As VoidPtr
|
---|
| 884 | Return _System_GC.__malloc(stSize,_System_GC_FLAG_NEEDFREE or _System_GC_FLAG_INITZERO)
|
---|
| 885 | End Function
|
---|
| 886 |
|
---|
| 887 | Function realloc(lpMem As VoidPtr, stSize As SIZE_T) As VoidPtr
|
---|
| 888 | If lpMem = 0 Then
|
---|
| 889 | Return malloc(stSize)
|
---|
| 890 | Else
|
---|
| 891 | Return _System_GC.__realloc(lpMem,stSize)
|
---|
| 892 | End If
|
---|
| 893 | End Function
|
---|
| 894 |
|
---|
| 895 | Sub free(lpMem As VoidPtr)
|
---|
| 896 | _System_GC.__free(lpMem)
|
---|
| 897 | End Sub
|
---|
| 898 |
|
---|
| 899 |
|
---|
| 900 | Function _System_malloc(stSize As SIZE_T) As VoidPtr
|
---|
| 901 | Return HeapAlloc(_System_hProcessHeap,0,stSize)
|
---|
| 902 | End Function
|
---|
| 903 |
|
---|
| 904 | Function _System_calloc(stSize As SIZE_T) As VoidPtr
|
---|
| 905 | Return HeapAlloc(_System_hProcessHeap,HEAP_ZERO_MEMORY,stSize)
|
---|
| 906 | End Function
|
---|
| 907 |
|
---|
| 908 | Function _System_realloc(lpMem As VoidPtr, stSize As SIZE_T) As VoidPtr
|
---|
| 909 | If lpMem = 0 Then
|
---|
| 910 | Return HeapAlloc(_System_hProcessHeap, 0, stSize)
|
---|
| 911 | Else
|
---|
| 912 | Return HeapReAlloc(_System_hProcessHeap, 0, lpMem, stSize)
|
---|
| 913 | End If
|
---|
| 914 | End Function
|
---|
| 915 |
|
---|
| 916 | Sub _System_free(lpMem As VoidPtr)
|
---|
| 917 | HeapFree(_System_hProcessHeap,0,lpMem)
|
---|
| 918 | End Sub
|
---|
| 919 |
|
---|
| 920 |
|
---|
| 921 | '--------
|
---|
| 922 | ' その他
|
---|
| 923 | '--------
|
---|
| 924 |
|
---|
| 925 | Sub _splitpath(path As BytePtr, drive As BytePtr, dir As BytePtr, fname As BytePtr, ext As BytePtr)
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| 926 | Dim i As Long, i2 As Long, i3 As Long, length As Long
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| 927 | Dim buffer[MAX_PATH] As Byte
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| 928 |
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| 929 | '":\"をチェック
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| 930 | If not(path[1]=&H3A and path[2]=&H5C) Then Exit Sub
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| 931 |
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| 932 | 'ドライブ名をコピー
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| 933 | If drive Then
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| 934 | drive[0]=path[0]
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| 935 | drive[1]=path[1]
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| 936 | drive[2]=0
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| 937 | End If
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| 938 |
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| 939 | 'ディレクトリ名をコピー
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| 940 | i=2
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| 941 | i2=0
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| 942 | Do
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| 943 | If IsDBCSLeadByte(path[i])=TRUE and path[i+1]<>0 Then
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| 944 | If dir Then
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| 945 | dir[i2]=path[i]
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| 946 | dir[i2+1]=path[i+1]
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| 947 | End If
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| 948 |
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| 949 | i=i+2
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| 950 | i2=i2+2
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| 951 | Continue
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| 952 | End If
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| 953 |
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| 954 | If path[i]=0 Then Exit Do
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| 955 |
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| 956 | If path[i]=&H5C Then '"\"記号であるかどうか
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| 957 | i3=i2+1
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| 958 | End If
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| 959 |
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| 960 | If dir Then dir[i2]=path[i]
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| 961 |
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| 962 | i=i+1
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| 963 | i2=i2+1
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| 964 | Loop
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| 965 | If dir Then dir[i3]=0
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| 966 | i3=i3+(i-i2)
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| 967 |
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| 968 | 'ファイル名をコピー
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| 969 | i=i3
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| 970 | i2=0
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| 971 | i3=-1
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| 972 | Do
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| 973 | If IsDBCSLeadByte(path[i])=TRUE and path[i+1]<>0 Then
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| 974 | If fname Then
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| 975 | fname[i2]=path[i]
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| 976 | fname[i2+1]=path[i+1]
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| 977 | End If
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| 978 |
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| 979 | i=i+2
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| 980 | i2=i2+2
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| 981 | Continue
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| 982 | End If
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| 983 |
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| 984 | If path[i]=0 Then Exit Do
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| 985 |
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| 986 | If path[i]=&H2E Then '.'記号であるかどうか
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| 987 | i3=i2
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| 988 | End If
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| 989 |
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| 990 | If fname Then fname[i2]=path[i]
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| 991 |
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| 992 | i=i+1
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| 993 | i2=i2+1
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| 994 | Loop
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| 995 | If i3=-1 Then i3=i2
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| 996 | If fname Then fname[i3]=0
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| 997 | i3=i3+(i-i2)
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| 998 |
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| 999 | '拡張子名をコピー
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| 1000 | If ext Then
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| 1001 | If i3 Then
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| 1002 | lstrcpy(ext,path+i3)
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| 1003 | End If
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| 1004 | else ext[0]=0
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| 1005 | End If
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| 1006 | End Sub
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| 1007 |
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| 1008 | Function GetBasicColor(ColorCode As Long) As Long
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| 1009 | Select Case ColorCode
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| 1010 | Case 0
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| 1011 | GetBasicColor=RGB(0,0,0)
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| 1012 | Case 1
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| 1013 | GetBasicColor=RGB(0,0,255)
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| 1014 | Case 2
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| 1015 | GetBasicColor=RGB(255,0,0)
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| 1016 | Case 3
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| 1017 | GetBasicColor=RGB(255,0,255)
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| 1018 | Case 4
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| 1019 | GetBasicColor=RGB(0,255,0)
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| 1020 | Case 5
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| 1021 | GetBasicColor=RGB(0,255,255)
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| 1022 | Case 6
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| 1023 | GetBasicColor=RGB(255,255,0)
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| 1024 | Case 7
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| 1025 | GetBasicColor=RGB(255,255,255)
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| 1026 | End Select
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| 1027 | End Function
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| 1028 |
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| 1029 |
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| 1030 | #endif '_INC_FUNCTION
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