komrad36,Kareem Omar,komrad36,github

arduinophysics

Realtime 2D physics and collision detection on an Arduino with 60 fps output to a Sharp memory LCD.

bheap

Lightweight binary heap that greatly outperforms std::priority_queue and other commonly available heap implementations

bitops

Basic, efficient, header-only bit ops and bit array primitives for modern x86. Tests provided.

boids_sdl

Numerical simulation of flocking behavior using pure CPU and SDL.

boxblur

Fastest CPU (AVX/SSE) Horizontal Box Blur for image processing and computer vision

clatch

Insanely fast CUDA LATCH: fully scale- and rotation-invariant 512-bit binary descriptor for computer vision

crc

Fastest CRC32 for x86, Intel and AMD, + comprehensive derivation and discussion of various approaches

cudaboids

Numerical simulation of flocking behavior using CUDA and OpenGL

cudaflerp

Fast CUDA (GPU) Bilinear and Nearest-Neighbor Interpolation at high accuracy - float32 data

cudahammingmean

Fastest GPU implementation of a brute-force Hamming-weight matrix sum/mean for 512-bit binary descriptors.

cudak2nn

Insanely fast CUDA 2NN 512-bit binary descriptor matcher for computer vision

cudakfnn

Fastest CUDA SIFT or other 128-float vector matcher for computer vision

cudakfnn_packed

Fastest CUDA SIFT or other 128-float *packed as uint8_t* vector matcher for computer vision

cudalerp

Fast CUDA (GPU) Bilinear and Nearest-Neighbor Interpolation at high accuracy - uint8_t data

cudargb2y

Fastest CUDA RGB to grayscale: 5-30x faster than OpenCV. For image processing/computer vision.

ellipticcurvefactorization

Fast, single-file, MIT-licensed large integer factorization using ECM combined with other techniques.

factorization-primality

Extremely fast, single-file factorization and primality testing for 32-bit and 64-bit integers on x86.

Extremely fast x86 / AVX2 assembly implementations of common operations for linear arrays: checking whether array contains element, finding index of element, finding min/max element, finding index of min/max element.

fastdivide

Divide 64-bit integers faster than hardware. Or precompute for a given denom and quickly divide repeatedly.

fastdivide128

Getting __udivti3 or __umodti3 errors? Just want faster division/modulo for 128-bit ints on Clang? Look no further.

fastintegersqrt

Fastest implementations of 32-bit and 64-bit integer square roots for x86-64

fastthreadpool

Fast lock-free thread pool

featureangle

Extremely fast SSE gradient (angle of rotation) computation of grayscale features in an image, for image processing and computer vision.

k2nn

Fast bruteforce and Multi-Index Hash (MIH) accelerated 2NN matchers for 512-bit binary descriptors for computer vision

kfast

Implementation of FAST feature detector for computer vision (Rosten 2006) using AVX2 to outperform canonical implementation by up to 600%.

kfast_openmvg

Custom version of KFAST for integration into OpenMVG

kfnn

Fastest CPU (AVX/SSE) SIFT or other 128-float vector matcher for computer vision

khalf

Optimized special-case bilinear interpolation, halving the width and not changing the height, for computer vision dual-frame display.

klerp

Fastest CPU (AVX2) Bilinear and Nearest-Neighbor Interpolation: 25-100% faster than OpenCV. For computer vision / image processing.

knes

Complete, lightweight NES emulator in C++, speedcoded in 3 days.

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