def disp_circuit(by_id, *map_to_col_list):
canvas = vapp.Canvas(size=(800, 800), keys='interactive', title='Floating Pwn2Win Mask')
gloo.set_viewport(0, 0, 800, 800)
gloo.set_viewport(0, 0, canvas.size[0], canvas.size[1])
gloo.set_state("translucent", depth_test=False)
panzoom = PanZoomTransform(canvas, aspect=1)
polys = PolygonCollection("agg", color="local", transform=panzoom)
shift = np.zeros((1, 2))
for colmap in map_to_col_list:
nshift = np.zeros((1, 2))
minp = np.zeros((1, 2))
for entry in by_id.values():
if entry.box.empty(): continue
if entry.nodisplay: continue
key = entry.idx
if not key in colmap: continue
points = np.concatenate((entry.box.poly() / 1e5 + shift, np.zeros((4, 1))), axis=1)
nshift = np.maximum(nshift, np.amax(points, axis=0)[:2])
minp = np.minimum(minp, np.amin(points, axis=0)[:2])
polys.append(points, color=colmap[key].rgba)
shift = (nshift - minp) * 1.1
shift[0, 1] = 0
polys.update.connect(canvas.update)
@canvas.connect
def on_draw(e):
gloo.clear('white')
polys.draw()
@canvas.connect
def on_resize(event):
width, height = event.size
gloo.set_viewport(0, 0, width, height)
canvas.show()
vapp.run()
from vispy.visuals.transforms import PanZoomTransform
path = load_data_file('tiger/tiger.svg')
tiger = Document(path)
width, height = int(tiger.viewport.width), int(tiger.viewport.height)
canvas = app.Canvas(size=(width, height), show=True, keys='interactive')
gloo.set_viewport(0, 0, width, height)
gloo.set_state("translucent", depth_test=True)
panzoom = PanZoomTransform(canvas, aspect=1.0)
paths = PathCollection("agg+",
linewidth='shared',
color="shared",
transform=panzoom)
polys = PolygonCollection("agg", transform=panzoom)
paths.update.connect(canvas.update)
z = 0
for path in tiger.paths:
for vertices, closed in path.vertices:
vertices = 2 * (vertices / (width, height, 1)) - 1
vertices[:, 1] = -vertices[:, 1]
if len(vertices) < 3:
continue
if path.style.stroke is not None:
vertices[:, 2] = z - 0.5 / 1000.
if path.style.stroke_width:
stroke_width = path.style.stroke_width.value
else:
p[:, :2] = P
p = unique_rows(p)
if len(p) > 1:
paths.append(p, closed=True)
if len(p) > 2:
polys.append(p, color=color)
# Create the canvas.
canvas = app.Canvas(size=(800, 800), keys='interactive')
gloo.set_viewport(0, 0, canvas.size[0], canvas.size[1])
gloo.set_state("translucent", depth_test=False)
panzoom = PanZoomTransform(canvas, aspect=1)
paths = PathCollection(mode="agg+", color="global", transform=panzoom)
polys = PolygonCollection("raw", color="local", transform=panzoom)
paths.update.connect(canvas.update)
for feature in geo["features"]:
if feature["geometry"]["type"] == 'Polygon':
path = feature["geometry"]["coordinates"]
rgba = np.random.uniform(0.5, .8, 4)
rgba[3] = 1
add(path[0], color=rgba)
elif feature["geometry"]["type"] == 'MultiPolygon':
coordinates = feature["geometry"]["coordinates"]
for path in coordinates:
rgba = np.random.uniform(0.5, .8, 4)
rgba[3] = 1
add(path[0], color=rgba)
canvas = app.Canvas(size=(800, 800), show=True, keys='interactive')
gloo.set_viewport(0, 0, canvas.size[0], canvas.size[1])
gloo.set_state("translucent", depth_test=False)
def star(inner=0.5, outer=1.0, n=5):
R = np.array([inner, outer] * n)
T = np.linspace(0, 2 * np.pi, 2 * n, endpoint=False)
P = np.zeros((2 * n, 3))
P[:, 0] = R * np.cos(T)
P[:, 1] = R * np.sin(T)
return P
paths = PathCollection("agg", color='shared')
polys = PolygonCollection("raw", color='shared')
P = star()
n = 100
for i in range(n):
c = i / float(n)
x, y = np.random.uniform(-1, +1, 2)
s = 100 / 800.0
polys.append(P * s + (x, y, i / 1000.), color=(1, 0, 0, .5))
paths.append(
P * s + (x, y, (i - 1) / 1000.), closed=True, color=(0, 0, 0, .5))
paths["linewidth"] = 1.0
paths['viewport'] = 0, 0, 800, 800
from vispy.util.svg import Document
from vispy.visuals.collections import PathCollection, PolygonCollection
from vispy.visuals.transforms import PanZoomTransform
path = load_data_file('tiger/tiger.svg')
tiger = Document(path)
width, height = int(tiger.viewport.width), int(tiger.viewport.height)
canvas = app.Canvas(size=(width, height), show=True, keys='interactive')
gloo.set_viewport(0, 0, width, height)
gloo.set_state("translucent", depth_test=True)
panzoom = PanZoomTransform(canvas, aspect=1.0)
paths = PathCollection(
"agg+", linewidth='shared', color="shared", transform=panzoom)
polys = PolygonCollection("agg", transform=panzoom)
paths.update.connect(canvas.update)
z = 0
for path in tiger.paths:
for vertices, closed in path.vertices:
vertices = 2 * (vertices / (width, height, 1)) - 1
vertices[:, 1] = -vertices[:, 1]
if len(vertices) < 3:
continue
if path.style.stroke is not None:
vertices[:, 2] = z - 0.5 / 1000.
if path.style.stroke_width:
stroke_width = path.style.stroke_width.value
else:
