def doSpecial(*args):
global cameraMatrix
glutMouseFunc(click)
if glutGetModifiers() & GLUT_ACTIVE_SHIFT:
if args[0] == GLUT_KEY_UP:
cameraMatrix = cameraMatrix * matrices.translate(
0, -translateFactor, 0) # MOVE UP
if args[0] == GLUT_KEY_DOWN:
cameraMatrix = cameraMatrix * matrices.translate(
0, translateFactor, 0) # MOVE DOWN
if args[0] == GLUT_KEY_LEFT:
cameraMatrix = cameraMatrix * matrices.translate(
translateFactor, 0, 0) # MOVE LEFT
if args[0] == GLUT_KEY_RIGHT:
cameraMatrix = cameraMatrix * matrices.translate(
-translateFactor, 0, 0) # MOVE RIGHT
else:
if args[0] == GLUT_KEY_UP:
cameraMatrix = cameraMatrix * matrices.rotateX(
-rotateFactor) # ROTATE UP
if args[0] == GLUT_KEY_DOWN:
cameraMatrix = cameraMatrix * matrices.rotateX(
rotateFactor) # ROTATE DOWN
if args[0] == GLUT_KEY_LEFT:
cameraMatrix = cameraMatrix * matrices.rotateY(
-rotateFactor) # ROTATE LEFT
if args[0] == GLUT_KEY_RIGHT:
cameraMatrix = cameraMatrix * matrices.rotateY(
rotateFactor) # ROTATE RIGHT
doRedraw()
def doSpecial(*args): global cameraMatrix if glutGetModifiers() & GLUT_ACTIVE_SHIFT: if args[0] == GLUT_KEY_UP: cameraMatrix = cameraMatrix*matrices.translate(0, -translateFactor, 0) #up if args[0] == GLUT_KEY_DOWN: cameraMatrix = cameraMatrix*matrices.translate(0, translateFactor, 0) #down if args[0] == GLUT_KEY_LEFT: cameraMatrix = cameraMatrix*matrices.translate(translateFactor, 0, 0) #left if args[0] == GLUT_KEY_RIGHT: cameraMatrix = cameraMatrix*matrices.translate(-translateFactor, 0, 0) #right else: if args[0] == GLUT_KEY_UP: cameraMatrix = cameraMatrix*matrices.rotateX(-rotateFactor) #up if args[0] == GLUT_KEY_DOWN: cameraMatrix = cameraMatrix*matrices.rotateX(rotateFactor) #down if args[0] == GLUT_KEY_LEFT: cameraMatrix = cameraMatrix*matrices.rotateY(-rotateFactor) #left if args[0] == GLUT_KEY_RIGHT: cameraMatrix = cameraMatrix*matrices.rotateY(rotateFactor) #right doRedraw()
def from_extrude_curve(cls, curve, vector):
i, j = curve.ctrl_pnts.shape
ctrl_pnt = np.zeros((i, 2, j), np.double)
ctrl_pnt[:, 0] = curve.ctrl_pnts.copy()
matrix = matrices.translate(vector)
ctrl_pnt[:, 1] = np.dot(matrix, ctrl_pnt[:, 0].transpose()).transpose()
knot_u = curve.knots.copy()
knot_v = np.asarray([0, 0, 1, 1], dtype=np.double)
return cls(ctrl_pnt, knot_u, knot_v)
def from_extrude_curve(cls, curve, vector):
i, j = curve.ctrl_pnts.shape
ctrl_pnt = np.zeros((i, 2, j), np.double)
ctrl_pnt[:, 0] = curve.ctrl_pnts.copy()
matrix = matrices.translate(vector)
ctrl_pnt[:, 1] = np.dot(matrix, ctrl_pnt[:, 0].transpose()).transpose()
knot_u = curve.knots.copy()
knot_v = np.asarray([0, 0, 1, 1], dtype=np.double)
return cls(ctrl_pnt, knot_u, knot_v)
