A gframe shader to render surfaces using signed distance functions.
Comes with a simple test app showing a sphere and cube above a ground plane with soft shadows enabled.
Camera control
- use WASD keys to move the camera
- hold left mouse button and move mouse to rotate the camera
- hold right mouse button and move mouse to shift camera in x,y-directions
Light source control
- use arrow keys to move light source left/right/up/down
- use PageUp/PageDown to move light source in z-direction
General
- press R to reset the scene
- press ESC to quit