def preview_ray_tracing(meshes, points):
scene = pyrender.Scene()
for m in meshes:
scene.add(pyrender.Mesh.from_trimesh(m))
sm = trimesh.creation.uv_sphere(radius=0.02)
sm.visual.vertex_colors = [1.0, 0.0, 0.0]
tfs = np.tile(np.eye(4), (len(points), 1, 1))
tfs[:,:3,3] = points
pm = pyrender.Mesh.from_trimesh(sm, poses=tfs)
scene.add(pm)
pyrender.Viewer(scene, use_raymond_lighting=True)
def preview_mesh(m):
scene = pyrender.Scene()
scene.add(pyrender.Mesh.from_trimesh(m))
pyrender.Viewer(scene, use_raymond_lighting=True)
def preview_mesh(m, original_mesh=None):
scene = pyrender.Scene()
scene.add(pyrender.Mesh.from_trimesh(m))
if original_mesh is not None:
scene.add(pyrender.Mesh.from_trimesh(original_mesh))
pyrender.Viewer(scene, use_raymond_lighting=True)
# try inverted # get initialized mesh # subdiv and do shrink wrap # keep vertex and project it # new_vertices = quad_mesh.subdivide() # print(len(new_vertices)) # print(len(quad_mesh.vertices)) # quad_mesh.project_vertices(new_vertices, np.repeat(0.3, len(new_vertices))) # quad_mesh.subdivide() # quad_mesh.subdivide() # quad_mesh.subdivide() # print(new_vertices) tri_mesh = quad_mesh.get_tri_mesh() # Preview mesh = pyrender.Mesh.from_trimesh(tri_mesh) pm = pyrender.Mesh.from_points(points) scene = pyrender.Scene() # scene.add(pyrender.Mesh.from_trimesh(target)) scene.add(mesh) # scene.add(pm) pyrender.Viewer(scene, use_raymond_lighting=True)
resolution_multiplier=rm)
d_left, s_left = build_depth_surface(mesh1,
bounding_box,
direction='+x',
znear=0.01,
resolution_multiplier=rm)
d_right, s_right = build_depth_surface(mesh1,
bounding_box,
direction='-x',
znear=0.01,
resolution_multiplier=rm)
if showDepthImagePreview:
for dmap in [d_top, d_bottom, d_front, d_back, d_left, d_right]:
plt.imshow(dmap, cmap=plt.cm.gray_r)
plt.show()
if showIsolatedDepthSurfacePreview:
for s in [s_top, s_bottom, s_front, s_back, s_left, s_right]:
preview_mesh(s)
depth_preview_scene = pyrender.Scene()
depth_preview_scene.add(pyrender.Mesh.from_trimesh(s_top))
depth_preview_scene.add(pyrender.Mesh.from_trimesh(s_bottom))
depth_preview_scene.add(pyrender.Mesh.from_trimesh(s_front))
depth_preview_scene.add(pyrender.Mesh.from_trimesh(s_back))
depth_preview_scene.add(pyrender.Mesh.from_trimesh(s_left))
depth_preview_scene.add(pyrender.Mesh.from_trimesh(s_right))
pyrender.Viewer(depth_preview_scene, use_raymond_lighting=True)