Nadradený pojem:
Viewing vector
Description
Question: In eye coordinates, where is the camera?
Answer: At the origin. Eye coordinates are based on the camera.
Therefore, v is really simple!
vec3 v = normalize(-p); if p is a vec3
vec3 v = normalize(-p.xyz); if p is a vec4
Answer: At the origin. Eye coordinates are based on the camera.
Therefore, v is really simple!
vec3 v = normalize(-p); if p is a vec3
vec3 v = normalize(-p.xyz); if p is a vec4
Importance
High