flowchart LR
subgraph Screen Space
Pix[Screen Pixels]
end
subgraph 3D Space
Q[Planar Coord Q]
P[Spherical Coord P]
P_rot[Rotated P']
end
subgraph Texture Space
UV[Texture UV]
Img[Final Color]
end
Pix -->|1. Offset| Q
Q -->|2. Inverse Stereographic| P
P -->|3. Rotation| P_rot
P_rot -->|4. Mapping| UV
UV -->|5. Sample| Img
style Pix fill:#e0e7ff,stroke:#2563eb
style Img fill:#dcfce7,stroke:#16a34a