def GetMatrix(self, bRotationOnly = False):
matrix = M3DMatrix44f()
# Calculate the right side (x) vector, drop it right into the matrix
vXAxis = m3dCrossProduct(self.vUp, self.vForward)
# m3dSetMatrixColum44 does not fill in the fourth value...
# X Column
m3dSetMatrixColumn44(matrix, vXAxis, 0)
matrix[3] = 0.0
# Y Column
m3dSetMatrixColumn44(matrix, self.vUp, 1)
matrix[7] = 0.0
# Z Column
m3dSetMatrixColumn44(matrix, self.vForward, 2)
matrix[11] = 0.0
# Translation (already done)
if(bRotationOnly == True):
matrix[12] = 0.0
matrix[13] = 0.0
matrix[14] = 0.0
else:
m3dSetMatrixColumn44(matrix, self.vOrigin, 3)
matrix[15] = 1.0
return matrix
def GetMatrix(self, bRotationOnly=False):
matrix = M3DMatrix44f()
# Calculate the right side (x) vector, drop it right into the matrix
vXAxis = m3dCrossProduct(self.vUp, self.vForward)
# m3dSetMatrixColum44 does not fill in the fourth value...
# X Column
m3dSetMatrixColumn44(matrix, vXAxis, 0)
matrix[3] = 0.0
# Y Column
m3dSetMatrixColumn44(matrix, self.vUp, 1)
matrix[7] = 0.0
# Z Column
m3dSetMatrixColumn44(matrix, self.vForward, 2)
matrix[11] = 0.0
# Translation (already done)
if (bRotationOnly == True):
matrix[12] = 0.0
matrix[13] = 0.0
matrix[14] = 0.0
else:
m3dSetMatrixColumn44(matrix, self.vOrigin, 3)
matrix[15] = 1.0
return matrix
def GetCameraOrientation(self):
m = M3DMatrix44f()
x = M3DVector3f()
z = M3DVector3f()
# Make rotation matrix
# Z vector is reversed
z[0] = -self.vForward[0]
z[1] = -self.vForward[1]
z[2] = -self.vForward[2]
# X vector = Y cross Z
x = m3dCrossProduct(self.vUp, z)
# Matrix has no translation information and is
# transposed.... (rows instead of columns)
m[0] = x[0]
m[1] = x[1]
m[2] = x[2]
m[3] = 0.0
m[4] = self.vUp[0]
m[5] = self.vUp[1]
m[6] = self.vUp[2]
m[7] = 0.0
m[8] = z[0]
m[9] = z[1]
m[10] = z[2]
m[11] = 0.0
m[12] = 0.0
m[13] = 0.0
m[14] = 0.0
m[15] = 1.0
return m
def GetCameraOrientation(self):
m = M3DMatrix44f()
x = M3DVector3f()
z = M3DVector3f()
# Make rotation matrix
# Z vector is reversed
z[0] = -self.vForward[0]
z[1] = -self.vForward[1]
z[2] = -self.vForward[2]
# X vector = Y cross Z
x = m3dCrossProduct(self.vUp, z)
# Matrix has no translation information and is
# transposed.... (rows instead of columns)
m[0] = x[0]
m[1] = x[1]
m[2] = x[2]
m[3] = 0.0
m[4] = self.vUp[0]
m[5] = self.vUp[1]
m[6] = self.vUp[2]
m[7] = 0.0
m[8] = z[0]
m[9] = z[1]
m[10] = z[2]
m[11] = 0.0
m[12] = 0.0
m[13] = 0.0
m[14] = 0.0
m[15] = 1.0
return m
