Source code for paraview.tests.basic_rendering

r"""verify basic surface rendering"""

from . import internals
from ..simple import *
from .. import print_info as log

[docs]def Execute(opts): log("initialize pipeline") view = CreateView('RenderView') view.ViewSize = [400, 400] layout = CreateLayout() layout.AssignView(0, view) layout.SetSize(400, 400) Sphere(PhiResolution=1000, ThetaResolution=1000) Elevation(LowPoint=[-0.5, -0.5, 0.], HighPoint=[0.5, 0.5, 0]) disp = Show() disp.SetRepresentationType("Surface") # setup LUT elevationLUT = GetColorTransferFunction('Elevation') elevationLUT.RescaleTransferFunction(0.0, 1.0) ColorBy(disp, ('POINTS', 'Elevation')) # reset camera view.ResetCamera(-0.5, 0.5, -0.5, 0.5, -0.5, 0.5) log("begin render") Render() log("end render") if opts.interactive: Interact() if opts.output: log("save test image") SaveScreenshot(opts.output, ImageResolution=[400, 400]) if opts.baseline: log("compare baseline image") internals.compare(opts.output, opts.baseline) elif opts.baseline: raise RuntimeError("baseline (-v) specified without output (-o)")
[docs]def main(args=None): import argparse parser = argparse.ArgumentParser(description='Test basic surface rendering.') parser.add_argument("-i", "--interactive", help="enable interaction", action="store_true") parser.add_argument("-o", "--output", help="output image file", type=str) parser.add_argument("-v", "--baseline", help="baseline image (for comparison)", type=str) Execute(parser.parse_args(args))
if __name__ == "__main__": main()