3x3行列の（i,j）番目の値（Double）を設定したり、戻したりします。ここで、iは行を示し、jは列を示します。
| m[0,0] m[0,1] m[0,2] |
| m[1,0] m[1,1] m[1,2] |
| m[2,0] m[2,1] m[2,2] |
ヒント: Value は SIMatrix
オブジェクトのデフォルトのプロパティなので、括弧を使用するだけで、m(j,i)などのようにプロパティ名を省いてもメソッドを呼び出せます。
' Create a cube and rotate
NewScene , false
CreatePrim "Cube", "MeshSurface"
Rotate , -120.375, 0, 0, siRelative, siLocal, siObj, siXYZ
Rotate , 0, 0, -56.25, siRelative, siLocal, siObj, siXYZ
Rotate , 0, -51.75, 0, siRelative, siLocal, siObj, siXYZ
' get the cube from the selection and access its global
' kinematic state property to get at its global transform
set o = selection(0)
set gks = o.kinematics.global
set t = gks.transform
set m = xsimath.creatematrix3
t.GetRotationMatrix3 m
Application.LogMessage "matrix3.value(j,i)" & vbCrLf & _
"|"&FormatNumber(m(0,0),3)&" "&FormatNumber(m(0,1),3)&" "&FormatNumber(m(0,2),3)&"|"& vbCrLf & _
"|"&FormatNumber(m(1,0),3)&" "&FormatNumber(m(1,1),3)&" "&FormatNumber(m(1,2),3)&"|"& vbCrLf & _
"|"&FormatNumber(m(2,02),3)&" "&FormatNumber(m(2,1),3)&" "&FormatNumber(m(2,2),3)&"|"& vbCrLf
m.get m0, m1, m2, m3, m4, m5, m6, m7, m8
Application.LogMessage "matrix3.get" & vbCrLf & _
"|"&FormatNumber(m0,3)&" "&FormatNumber(m1,3)&" "&FormatNumber(m2,3)&"|"& vbCrLf & _
"|"&FormatNumber(m3,3)&" "&FormatNumber(m4,3)&" "&FormatNumber(m5,3)&"|"& vbCrLf & _
"|"&FormatNumber(m6,3)&" "&FormatNumber(m7,3)&" "&FormatNumber(m8,3)&"|"& vbCrLf
'INFO : "matrix3.value(j,i)
'|0.344 0.938 0.047|
'|0.831 -0.281 -0.479|
'|-0.876 0.204 -0.876|
'"
'INFO : "matrix3.get
'|0.344 0.938 0.047|
'|0.831 -0.281 -0.479|
'|-0.436 0.204 -0.876|
'"
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