Revels Atelier — Perspective Tool v6
Persp
Tool
VP Sets
Active: A 0°
Click the canvas to place your Station Point (SP)
2PT · A
VP Rotation
Cone of Vision
60°
Horizon Height
38%
Dutch Angle
Grid Density
10
3pt Zenith
12%
3pt Nadir
12%
Erase Radius
20
Fig. Scale
80
Layers

Figures on Horizon — cut rule

01 Head
Horizon at head. Eye-level.
02 Midsection
Horizon at waist.
03 Lower
Horizon at knees.
04 Above
Worm's eye.
05 Below
Bird's eye.

Light & Shadow — select light type · place light source on canvas

☀ Sunlight
Parallel rays. VPS on horizon. Consistent angle across scene.
💡 Point — Into Source
LS above horizon. VPS directly below LS on horizon. Shadows radiate outward.
💡 Point — Away from Source
VPS below horizon. Shadows fan toward viewer. Triangle: LS → top → shadow tip.
🔦 Artificial / Interior
VPS on ground plane below bulb. Shadows radiate outward, no horizon diminish.

Perspective Ellipses (Norling method) — select plane · click center · drag radius

Floor / Ground
Circle on horizontal plane. Closes near horizon.
Wall (Left VP)
Faces left VP. Major axis toward right VP.
Wall (Right VP)
Faces right VP. Major axis toward left VP.
Ceiling
Horizontal overhead. Closes near horizon.