About

The header-only part of the Lol Engine framework.

Containers

header	description	examples
<lol/narray>	n-dimensional dynamic array containers	● lol::narray<int, 4> ● lol::array2d<float>, lol::array3d<uint8_t> ● lol::narray_span<int, 4> ● lol::span2d<uint8_t>, lol::span3d<float>

Math

header	description	examples
<lol/bigint>	big integer calculations
<lol/half>	half-precision (16-bit) floating point numbers	lol::half x = 2, y = 3; x /= y; float z = x;
<lol/math>	math constants, functions, random number generators, polynomials
<lol/noise>	Perlin and simplex noise
<lol/real>	arbitrary precision floating point numbers
<lol/transform>	quaternion, matrix and SQT transformation utilities
<lol/vector>	GLSL-compatible vector classes	● lol::vec2, lol::vec3, lol::vec4 ● lol::ivec2, lol::ivec3, lol::ivec4 ● also: lol::u8vec3, lol::f16vec4, lol::vec7, lol::ivec11… ● swizzling: v1 = v2.xyy;, v2 += v3.bgr;a ● functions: dot(), length(), min(), clamp()…

Sytem

header	description	examples
<lol/dialogs>	portable file dialogs (imported from samhocevar/portable-file-dialogs)
<lol/file>	file reading utilities	● lol::read(filename, data) for any std::string or std::vector ● lol::write(filename, data)
<lol/format>	ensure std::format is available, using a fallback if necessary
<lol/msg>	simple message logging	● lol::msg::info("hello\n"); ● lol::msg::debug("%d %d\n", x, y); ● also lol::msg::error, lol::msg::warn
<lol/thread>	threading and timing	● lol::thread ● lol::queue<int, 200> (thread-safe FIFO queue) ● lol::timer (high precision timer)
<lol/utils>	various utilities: environment variables, std::map and std::vector extensions…

Text utilities

header	description	examples
<lol/algo/suffix_array>	suffix array for fast string searches (imported from storm-ptr/step)

Graphics

header	description	examples
<lol/color>	colorspace conversions (RGB, sRGB, HSV…)
<lol/image>	image loading, saving, and processing

External libraries

header	description
<lol/lib/cli11>	the CLI11 command-line parsing library (imported from cliutils/cli11)
<lol/lib/doctest>	the doctest unit test framework (imported from doctest/doctest)
<lol/lib/doctest_main>	a version of doctest that implements main()
<lol/lib/pegtl>	the PEGTL parser (imported from taocpp/pegtl)