Ray Tracing 010Metal

Here's a quick overview of the changes made to support reflective and metallic materials:

hittable.h

• added material class and mat_ptr

main.cpp

• added material.h
• added random.h
• replaced drand48() with random_double()
• moved random_in_unit_sphere() to material.h
• added depth parameter to color() function
• in color(), updated to use new material with depth of 50 calls, moved previous target for diffuse materials to its dedicated class
• replaced MAXFLOAT with INFINITY
• in main(), added depth parameter to color(), added material to spheres, added two spheres to list

sphere.h

• added material pointer

material.h

• new file with base material class and two child classes for diffuse and reflective materials

Here's also my Javascript rendering:

Links

• Ray Tracing in One Weekend - complete book series
• Peter Shirley's Ray Tracing in One Weekend
• My code for this section