def extend_line():
@ngjit
def append(i, x, y, agg):
agg[y, x] += 1
mapper = ngjit(lambda x: x)
map_onto_pixel = _build_map_onto_pixel(mapper, mapper)
draw_line = _build_draw_line(append)
return _build_extend_line(draw_line, map_onto_pixel)
def extend_line():
@ngjit
def append(i, x, y, agg):
agg[y, x] += 1
mapper = ngjit(lambda x: x)
map_onto_pixel = _build_map_onto_pixel(mapper, mapper)
draw_line = _build_draw_line(append)
return _build_extend_line(draw_line, map_onto_pixel)
p.validate(dshape("{x: int32, y: float32}"))
with pytest.raises(ValueError):
p.validate(dshape("{x: string, y: float32}"))
@ngjit
def append(i, x, y, agg):
agg[y, x] += 1
def new_agg():
return np.zeros((5, 5), dtype='i4')
mapper = ngjit(lambda x: x)
map_onto_pixel = _build_map_onto_pixel(mapper, mapper)
draw_line = _build_draw_line(append)
extend_line = _build_extend_line(draw_line, map_onto_pixel)
bounds = (-3, 1, -3, 1)
vt = (1., 3., 1., 3.)
xmin, xmax, ymin, ymax = map_onto_pixel(vt, *bounds)
mbounds = (xmin, xmax - 1, ymin, ymax - 1)
def test_draw_line():
x0, y0 = (0, 0)
x1, y1 = (3, 3)
out = np.array([[1, 0, 0, 0, 0], [0, 1, 0, 0, 0], [0, 0, 1, 0, 0],
[0, 0, 0, 1, 0], [0, 0, 0, 0, 0]])
agg = new_agg()
@ngjit
def append(i, x, y, agg):
agg[y, x] += 1
@ngjit
def tri_append(x, y, agg, n):
agg[y, x] += n
def new_agg():
return np.zeros((5, 5), dtype='i4')
mapper = ngjit(lambda x: x)
map_onto_pixel = _build_map_onto_pixel(mapper, mapper)
# Line rasterization
draw_line = _build_draw_line(append)
extend_line = _build_extend_line(draw_line, map_onto_pixel)
# Triangles rasterization
draw_triangle, draw_triangle_interp = _build_draw_triangle(tri_append)
extend_triangles = _build_extend_triangles(draw_triangle, draw_triangle_interp, map_onto_pixel)
bounds = (-3, 1, -3, 1)
vt = (1., 3., 1., 3.)
def test_draw_line():
x0, y0 = (0, 0)
x1, y1 = (3, 3)