def tgl():
return pgl.TriangleSet(
pgl.Point3Array([
pgl.Vector3(1, 0, 0),
pgl.Vector3(-0.2, 1, 0),
pgl.Vector3(-0.2, -1, 0)
]), pgl.Index3Array([pgl.Index3(0, 1, 2)]))
def _common_init(self, **keys):
"""
"""
if len(keys["points"]) != 3:
raise Exception(
"ATriangle: triangle must be described by 3 points..")
self._indexes = []
self._points = pgl.Point3Array(keys["points"])
for i in xrange(1, len(keys["points"])):
self._indexes.append(pgl.Index3(0, 1, 2))
self._indexes = pgl.Index3Array(self._indexes)
def pgl_surface_mesh(self,
grid_size=128,
grid_resolution=1,
potential_value=0.5,
color=[190, 205, 205],
transparency=0):
points, triangles = self.surface_mesh(grid_size, grid_resolution,
potential_value)
import openalea.plantgl.all as pgl
if color is None:
color = [np.random.randint(0, 255) for i in xrange(3)]
mat = pgl.Material(tuple(color),
diffuse=0.25,
transparency=transparency)
s = pgl.Scene()
s += pgl.Shape(
pgl.FaceSet(
pgl.Point3Array(points),
pgl.Index3Array([[int(i) for i in tr] for tr in triangles])),
mat)
return s