More timing functions

camera.hpp

@@ -10,21 +10,21 @@ struct camera {
     vec3 horizontal;
     vec3 vertical;
     vec3 u,v,w;
-    double lens_radius;
+    float lens_radius;
     
     /* Constructors */
     camera(point3 lookfrom,
            point3 lookat,
            vec3 vup,
-           double vfov,
-           double aspect_ratio,
-           double aperture,
-           double focus_dist)
+           float vfov,
+           float aspect_ratio,
+           float aperture,
+           float focus_dist)
     {
-        double theta = degrees_to_radians(vfov);
-        double h = tan(theta/2);
-        double viewport_height = 2.0 * h;
-        double viewport_width = aspect_ratio * viewport_height;
+        float theta = degrees_to_radians(vfov);
+        float h = tan(theta/2);
+        float viewport_height = 2.0 * h;
+        float viewport_width = aspect_ratio * viewport_height;
 
         w = normalize(lookfrom - lookat);
         u = normalize(cross(vup,w));
@@ -40,9 +40,8 @@ struct camera {
 
     /* Methods */    
 
-    ray get_ray(double s, double t) const
-    {
-        rmt_ScopedCPUSample(GetRay, RMTSF_Aggregate);
+    ray get_ray(float s, float t) const
+    {        
         vec3 rd = lens_radius * random_in_unit_disk();
         vec3 offset = u * rd.x + v * rd.y;