matei/tono
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add keywords for all nodes

Browse Source
This commit is contained in:
matei jordache
2026-04-04 14:58:56 -07:00
parent 69f1d1bebd
commit a0d3b22f18
195 changed files with 437 additions and 198 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
backend/nodes/tip_model.py
View File

@@ -38,6 +38,8 @@ class TipModel:
"sphere — ball-on-stick (sphere cap only). "
)
KEYWORDS = ("apex", "parabola", "cone", "sphere", "synthetic", "probe", "cantilever")
def process(
self,
field: DataField,
@@ -60,7 +62,7 @@ class TipModel:
if shape == "parabola":
# Gwyddion parabola(): a = 1/(2R), z0 = 2a·x_half²
# z[y,x] = z0 − a·r² → min at corners is exactly 0
# z[y,x] = z0 - a·r² → min at corners is exactly 0
a = 0.5 / radius
x_half = ci * pixel_size # half-width in physical units
z0 = 2.0 * a * x_half**2
@@ -69,11 +71,11 @@ class TipModel:
elif shape == "cone":
# Gwyddion cone():
# angle = half-angle from horizontal = π/2 − half_angle_from_axis
# angle = half-angle from horizontal = π/2 - half_angle_from_axis
# z0 = R/sin(angle)
# r_cross² = (R·cos(angle))²
# inner (r² < r_cross²): z = sqrt(R² − r²) ← spherical cap
# outer: z = z0 − r/tan(angle)
# inner (r² < r_cross²): z = sqrt(R² - r²) ← spherical cap
# outer: z = z0 - r/tan(angle)
angle = np.radians(90.0 - half_angle) # slope from horizontal
z0 = radius / np.sin(angle)
br2 = (radius * np.cos(angle))**2