fantastic :) but how would i get the 3x3 rotation matrix On Sat, May 15, 2010 at 8:17 PM, Adam Mechtley <[email protected]>wrote:
> tMatrix.eulerRotation() is returning an MEulerRotation object, not a 3x3 > matrix. Thus, temp[0] is rotation around the x-axis, temp[1] is rotation > around the y-axis, and temp[2] is rotation around z. Not sure why trying to > access the higher indices doesn't just give you an OOB error. > > If you want Euler rotation as a matrix for some reason, then you need to do > something like: > > temp=tMatrix.eulerRotation().asMatrix() # note: this is a 4x4 matrix > > > On Sat, May 15, 2010 at 5:33 AM, matthew evans < > [email protected]> wrote: > >> hey guys, im still playing around with matrices. iv created a node to >> deal with geometry matrices, when the world matrix is plugged into the >> node it appears perfect in the attribute editor, but when i try to use >> the eulerRotation of the matrix, the values become completely >> different. >> >> can anyone explain why this code does not work: >> >> inputMatrix=block.inputValue(RigidBody.objWorldMatrix).asMatrix() >> tMatrix=om.MTransformationMatrix(inputMatrix) >> temp=tMatrix.eulerRotation() >> >> rot=[temp[0],temp[1],temp[2],temp[3],temp[4],temp[5],temp[6],temp[7],temp[8]] >> >> >> from this rot =[1.5707963267949066, -1.5706444258003933, >> 3.1415926535897931, 3.1415926535897931, 3.1415926535897931, >> 3.1415926535897931, 3.1415926535897931, 3.1415926535897931, >> 3.1415926535897931] >> >> thanks for any help :) >> >> -- >> http://groups.google.com/group/python_inside_maya > > > -- > http://groups.google.com/group/python_inside_maya > -- http://groups.google.com/group/python_inside_maya
