rendering_engine::ColorSpace Class Reference

Color space conversion utilities (sRGB <-> linear). More...

#include <color_space.hpp>

Static Public Member Functions
static float	SRGBToLinear (float c)
	Converts a single sRGB channel to linear space. More...
static glm::vec3	SRGBToLinear (const glm::vec3 &color)
	Converts an sRGB RGB color to linear space. More...
static float	LinearToSRGB (float c)
	Converts a single linear channel to sRGB space. More...
static glm::vec3	LinearToSRGB (const glm::vec3 &color)
	Converts a single linear channel to sRGB space. More...

Detailed Description

Color space conversion utilities (sRGB <-> linear).

The rendering engine operates internally in linear color space. Use these helpers when converting colors from UI/design tools (typically sRGB) to linear space before rendering.

Definition at line 21 of file color_space.hpp.

Member Function Documentation

LinearToSRGB() [1/2]

glm::vec3 rendering_engine::ColorSpace::LinearToSRGB ( const glm::vec3 &  color )

static

Converts a single linear channel to sRGB space.

Definition at line 31 of file Source/color_space.cpp.

{
    return glm::vec3(
        LinearToSRGB(color.r),
        LinearToSRGB(color.g),
        LinearToSRGB(color.b)
    );
}

LinearToSRGB() [2/2]

float rendering_engine::ColorSpace::LinearToSRGB ( float  c )

static

Converts a single linear channel to sRGB space.

Definition at line 23 of file Source/color_space.cpp.

{
    if (c <= 0.0031308f)
        return 12.92f * c;
    else
        return 1.055f * std::pow(c, 1.0f / 2.4f) - 0.055f;
}

SRGBToLinear() [1/2]

glm::vec3 rendering_engine::ColorSpace::SRGBToLinear ( const glm::vec3 &  color )

static

Converts an sRGB RGB color to linear space.

Definition at line 14 of file Source/color_space.cpp.

{
    return glm::vec3(
        SRGBToLinear(color.r),
        SRGBToLinear(color.g),
        SRGBToLinear(color.b)
    );
}

SRGBToLinear() [2/2]

float rendering_engine::ColorSpace::SRGBToLinear ( float  c )

static

Converts a single sRGB channel to linear space.

Definition at line 6 of file Source/color_space.cpp.

{
    if (c <= 0.04045f)
        return c / 12.92f;
    else
        return pow((c + 0.055f) / 1.055f, 2.4f);
}

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The documentation for this class was generated from the following files:

• color_space.hpp
• Source/color_space.cpp