def back():
print(voreen.getPropertyValue(processor, cameraProp))
initCam = ((70, -150, 80), (70.0, 60.0, 80), (0.0, 0.0, -1.0))
voreen.setPropertyValue(processor, cameraProp, initCam)
voreen.repaint()
voreenqt.processEvents()
# start loop for animation
counter = 0
angleIncr = 2 * math.pi / frames # do a full rotation
start = time.time()
while (counter < frames):
counter = counter + 1
# update camera for current frame
voreen.rotateCamera(processor, cameraProp, angleIncr, rotAxis)
# render network state
voreen.repaint()
end = time.time()
def bottom():
initCam = ((0.0, 0.0, 2.75), (0.0, 0.0, 0.0), (0.0, 1.0, 0.0))
# store current canvas size and camera settings
prevDim = voreen.getPropertyValue(canvas, "canvasSize")
prevCam = voreen.getPropertyValue(processor, cameraProp)
print(prevCam)
# resize canvas and initialize camera
voreen.setPropertyValue(canvas, "canvasSize", canvasDim)
voreen.setPropertyValue(processor, cameraProp, initCam)
voreen.repaint()
# make sure all Qt events have been processed before starting
voreenqt.processEvents()
# start loop for animation
counter = 0
angleIncr = 2*math.pi / frames # do a full rotation
start = time.time()
while (counter < frames):
counter = counter + 1
# update camera for current frame
voreen.rotateCamera(processor, cameraProp, angleIncr, rotAxis)
# render network state
voreen.repaint()
end = time.time()
def benchmark():
# store current canvas size and camera settings
prevDim = voreen.getPropertyValue(canvas, "canvasSize")
prevCam = voreen.getPropertyValue(processor, cameraProp)
# resize canvas and initialize camera
voreen.setPropertyValue(canvas, "canvasSize", canvasDim)
voreen.setPropertyValue(processor, cameraProp, initCam)
voreen.repaint()
# make sure all Qt events have been processed before starting
voreenqt.processEvents()
# start loop for animation
counter = 0
angleIncr = 2 * math.pi / frames # do a full rotation
start = time.time()
while (counter < frames):
counter = counter + 1
# update camera for current frame
voreen.rotateCamera(processor, cameraProp, angleIncr, rotAxis)
# render network state
voreen.repaint()
end = time.time()
# restore canvas and camera
voreen.setPropertyValue(canvas, "canvasSize", prevDim)
voreen.setPropertyValue(processor, cameraProp, prevCam)
voreen.repaint()
# evaluate results
runtime = (end - start)
if runtime > 0:
fps = frames / runtime
else:
fps = -1
message = 'frames: %i\n' % (frames)
message += 'total runtime: %f\n' % (runtime)
message += 'fps: %f' % (fps)
print message
voreenqt.messageBox("Finished!\n" + message)
def benchmark():
# store current canvas size and camera settings
prevDim = voreen.getPropertyValue(canvas, "canvasSize")
prevCam = voreen.getPropertyValue(processor, cameraProp)
# resize canvas and initialize camera
voreen.setPropertyValue(canvas, "canvasSize", canvasDim)
voreen.setPropertyValue(processor, cameraProp, initCam)
voreen.repaint()
# make sure all Qt events have been processed before starting
voreenqt.processEvents()
# start loop for animation
counter = 0
angleIncr = 2*math.pi / frames # do a full rotation
start = time.time()
while (counter < frames):
counter = counter + 1
# update camera for current frame
voreen.rotateCamera(processor, cameraProp, angleIncr, rotAxis)
# render network state
voreen.repaint()
end = time.time()
# restore canvas and camera
voreen.setPropertyValue(canvas, "canvasSize", prevDim)
voreen.setPropertyValue(processor, cameraProp, prevCam)
voreen.repaint()
# evaluate results
runtime = (end - start)
if runtime > 0:
fps = frames / runtime
else:
fps = -1
message = 'frames: %i\n' % (frames)
message += 'total runtime: %f\n' % (runtime)
message += 'fps: %f' %(fps)
print message
voreenqt.messageBox("Finished!\n" + message)
# Voreen Python script
import voreen
import voreenqt
voreen.info()
voreenqt.info()
from os import listdir
from os.path import isfile, join
mypath="D:/document/work/time-varying-visualization/run/CT-Knee"
tfs = [f for f in listdir(mypath) if isfile(join(mypath, f)) and -1!=f.find(".tfi")]
print(tfs)
for f in tfs:
tf_filename=join(mypath,f)
voreen.loadTransferFunction("SingleVolumeRaycaster", "transferFunction", tf_filename)
voreen.repaint()
image_filename=tf_filename.replace(".tfi",".png")
voreen.snapshotCanvas(0, image_filename)
print("saved to image %s" % image_filename)
# Voreen Python script
import voreen
import voreenqt
voreen.info()
voreenqt.info()
for i in range(0, 150):
voreen.setPropertyValue("VolumeSelector", "volumeID", i)
tf_filename = "../../../../output/tjet/%03d.tfi" % i
voreen.loadTransferFunction("SingleVolumeRaycaster", "transferFunction", tf_filename)
print "loaded transfer function %s" % tf_filename
voreen.repaint()
image_filename = "../../../../output/tjet_output/%03d.png" % i
voreen.snapshotCanvas(0, image_filename)
print "saved to image %s" % image_filename
voreen.setPropertyValue("VolumeSelector", "volumeID", 0)