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More timing functions

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This commit is contained in:
David 2021-08-28 01:04:31 +02:00
commit 321c677da2
12 changed files with 184 additions and 129 deletions
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26
rtweekend.hpp
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@ -3,36 +3,28 @@
#include <math.h>
#include <memory>
/* Utility macros */
#define TIMED_BLOCK_2(c, flags) rmt_ScopedCPUSample(Counter##c, flags)
#define TIMED_BLOCK_1(c, flags) TIMED_BLOCK_2(c, flags)
#define TIMED_BLOCK(flags) TIMED_BLOCK_1(__COUNTER__, flags)
// #define TIMED_BLOCK_(counter, flags) rmt_ScopedCPUSample(counter, flags)
// #define TIMED_BLOCK(flags) TIMED_BLOCK_(__COUNTER__, flags)
#include "timer.hpp"
/* Utility functions */
double degrees_to_radians(double d)
float degrees_to_radians(float d)
{
return d * M_PI / 180;
}
/* Returns a double in the range [0,1) */
inline double random_double()
/* Returns a float in the range [0,1) */
inline float random_float()
{
return rand() * (1.0 / RAND_MAX);
}
/* Returns a double in the range [min,max) */
inline double random_double(double min, double max)
/* Returns a float in the range [min,max) */
inline float random_float(float min, float max)
{
return min + (max-min) * random_double();
return min + (max-min) * random_float();
}
/* Clamps a value between [min,max] */
inline double clamp(double v, double min, double max)
inline float clamp(float v, float min, float max)
{
return v < min ? min : v > max ? max : v;
}
@ -50,7 +42,7 @@ struct hit_record {
point3 p;
vec3 normal;
std::shared_ptr<material> mat_ptr;
double t;
float t;
bool front_face;
inline void set_face_normal(const ray& r, const vec3& outward_normal)