mirror of
https://github.com/NGSolve/netgen.git
synced 2024-12-27 14:20:34 +05:00
98 lines
2.0 KiB
Python
98 lines
2.0 KiB
Python
from netgen.csg import *
|
|
import netgen.meshing as meshing
|
|
|
|
from OpenGL.GL import *
|
|
from OpenGL.GLU import *
|
|
from OpenGL.GLUT import *
|
|
|
|
|
|
|
|
sp1 = Sphere (Pnt(0,0,0), 0.2)
|
|
sp2 = Sphere (Pnt(0.5,0,0), 0.2)
|
|
sp3 = Sphere (Pnt(0,0,0.5), 0.2)
|
|
sp4 = Sphere (Pnt(0,0.2,0.7), 0.2)
|
|
sp5 = Sphere (Pnt(0,0,0.3), 0.2)
|
|
|
|
|
|
all = sp1+sp2+sp3+sp4+sp5
|
|
|
|
|
|
geom = CSGeometry()
|
|
geom.Add (all)
|
|
|
|
|
|
vis = VS(geom)
|
|
# vis.Draw()
|
|
|
|
|
|
window = 0 # glut window number
|
|
width, height = 500, 500
|
|
|
|
|
|
|
|
def mydraw():
|
|
vis.Draw()
|
|
glutSwapBuffers()
|
|
|
|
|
|
xold = -1;
|
|
yold = -1;
|
|
mode = 'r'
|
|
|
|
def myMotionHandler( x, y ):
|
|
global xold, yold
|
|
MouseMove(vis,xold,yold, x,y, mode) # 'm','z'
|
|
xold = x
|
|
yold = y
|
|
mydraw()
|
|
|
|
def myPassiveMotionHandler( x, y ):
|
|
global xold, yold
|
|
xold = x
|
|
yold = y
|
|
|
|
def myMouseHandler( button, state, x, y ):
|
|
print(button,state,x,y)
|
|
modes = {0:'r', 1:'m', 2:'z'}
|
|
global mode
|
|
if button<3:
|
|
if state==0:
|
|
mode = modes[button]
|
|
else:
|
|
mode = 'r'
|
|
|
|
|
|
|
|
glutInit("mainwin") # initialize glut
|
|
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_ALPHA | GLUT_DEPTH)
|
|
glutInitWindowSize(width, height) # set window size
|
|
glutInitWindowPosition(0, 0) # set window position
|
|
window = glutCreateWindow(b"ngs") # create window with title
|
|
|
|
glutMotionFunc(myMotionHandler)
|
|
glutMouseFunc(myMouseHandler)
|
|
glutPassiveMotionFunc(myPassiveMotionHandler)
|
|
glutDisplayFunc(mydraw) # set draw function callback
|
|
# glutIdleFunc(mydraw) # draw all the time
|
|
|
|
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glLoadIdentity();
|
|
pnear = 0.1;
|
|
pfar = 10;
|
|
gluPerspective(20.0, 1.0*width / height, pnear, pfar);
|
|
glViewport(0, 0, width, height);
|
|
glMatrixMode(GL_MODELVIEW);
|
|
|
|
|
|
|
|
glutMainLoop()
|
|
|
|
|
|
|
|
# param = meshing.MeshingParameters(maxh=0.2)
|
|
# mesh = GenerateMesh (geom, param)
|
|
# mesh.Save ("test.vol")
|
|
|