docs: ray sphere docs improvements

docs/source/ray.rst

@@ -40,7 +40,7 @@ Functions documentation
 
     - t1 > 0, t2 > 0: ray intersects the sphere at t1 and t2 both ahead of the origin
     - t1 < 0, t2 > 0: ray starts inside the sphere, exits at t2
-    - t1 < 0, t2 < 0: no intersection ahead of the ray
+    - t1 < 0, t2 < 0: no intersection ahead of the ray ( returns false )
     - the caller can check if the intersection points (t1 and t2) fall within a
       specific range (for example, tmin < t1, t2 < tmax) to determine if the
       intersections are within a desired segment of the ray

include/cglm/ray.h

@@ -86,7 +86,7 @@ glm_ray_triangle(vec3   origin,
  *
  * - t1 > 0, t2 > 0: ray intersects the sphere at t1 and t2 both ahead of the origin
  * - t1 < 0, t2 > 0: ray starts inside the sphere, exits at t2
- * - t1 < 0, t2 < 0: no intersection ahead of the ray
+ * - t1 < 0, t2 < 0: no intersection ahead of the ray ( returns false )
  * - the caller can check if the intersection points (t1 and t2) fall within a
  *   specific range (for example, tmin < t1, t2 < tmax) to determine if the
  *   intersections are within a desired segment of the ray

include/cglm/struct/ray.h

@@ -44,7 +44,7 @@ glms_ray_(triangle)(vec3s  origin,
  *
  * - t1 > 0, t2 > 0: ray intersects the sphere at t1 and t2 both ahead of the origin
  * - t1 < 0, t2 > 0: ray starts inside the sphere, exits at t2
- * - t1 < 0, t2 < 0: no intersection ahead of the ray
+ * - t1 < 0, t2 < 0: no intersection ahead of the ray ( returns false )
  * - the caller can check if the intersection points (t1 and t2) fall within a
  *   specific range (for example, tmin < t1, t2 < tmax) to determine if the
  *   intersections are within a desired segment of the ray