helper.hpp File Reference

#include <string>
#include <tuple>
#include <cmath>
#include "vec3.hpp"
#include "struct.hpp"
#include "object.hpp"

Go to the source code of this file.

Functions
void	print (std::string str)
	print a string More...
double	RGBtosRGB (double l)
	Translate color from linear RGB to sRGB. More...
double	sRGBtoRGB (double l)
	Translate color from sRGB to linear RGB. More...
void	setImageColor (Image &img, RGBA rgba, int x, int y)
	Set the Image Color at pixel (x,y) based on the RGBA input. More...
double	setExpose (double c)
ObjectInfo	unpackIntersection (const ObjectInfo &sphere, const ObjectInfo &plane)
std::tuple< double, double, double >	getBarycentric (const Triangle &tri, const point3 &point)
double	randD (double start, double end)
double	standerdD (double stddev)
point3	spherePoint ()
void	print (int i)
void	print (double f)
void	printErr (std::string str)

Detailed Description

Author

Jin (jinj2.nosp@m.@ill.nosp@m.inois.nosp@m..edu)

Version

0.1

Date

2024-11-06

Copyright

Copyright (c) 2024

Function Documentation

print()

void print

(

string

str

)

print a string

RGBtosRGB()

double RGBtosRGB

(

double

l

)

Translate color from linear RGB to sRGB.

Parameters

l	Linear RGB value. (0~1)

Returns

double sRGB value. (0~1)

setImageColor()

void setImageColor	(	Image &	img,
		RGBA	rgba,
		int	x,
		int	y
	)

Set the Image Color at pixel (x,y) based on the RGBA input.

Parameters

img	The image to set.
rgba	The color to use, in linear RGB color space.
x	x coordinate of the pixel.
y	y coordinate of the pixel.

sRGBtoRGB()

double sRGBtoRGB

(

double

l

)

Translate color from sRGB to linear RGB.

Parameters

l	sRGB value. (0~255)

Returns

double Linear RGB value.(0~1)