 Sam Hocevar
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9b857804aa
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math: bigint multiplication (the naïve O(n²) algorithm for now).
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10 years ago |
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Sam Hocevar
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d92547bf3e
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math: add bitwise operators for bigints, comparison operators, unary
plus and minus, subtraction, and a lot of unit tests.
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10 years ago |
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Sam Hocevar
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ec00776d61
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math: start working on a bigint type, which will be the fundation
for the next implementation of large float numbers.
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10 years ago |
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Sam Hocevar
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29d65231f3
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lolremez: add thread workers for slightly faster convergence.
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10 years ago |
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Sam Hocevar
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3cd4c4d413
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base: more lowercase shit.
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10 years ago |
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Sam Hocevar
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31477c906e
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build: remove the LolFx and the EasyMesh compilers for now.
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10 years ago |
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Sam Hocevar
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288bec4312
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lolremez: add more timing information for the linear system solving.
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10 years ago |
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Sam Hocevar
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9cf137e47d
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sys: fix an idiotic bug in the thread class.
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10 years ago |
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Sam Hocevar
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a07844682e
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build: remove dead PS3 code.
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10 years ago |
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Sam Hocevar
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8657a3adfa
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sys: use std::bind for thread workers to avoid ugly casts.
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10 years ago |
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Sam Hocevar
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72a7abbac1
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base: add lowercase versions for most array methods.
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10 years ago |
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Sam Hocevar
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5f953f40ad
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lolremez: various tweaks.
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10 years ago |
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Sam Hocevar
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a46354472d
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lolremez: add abs() function, implement full high-precision floating
point parsing, add support for unary plus and minus.
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10 years ago |
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Sam Hocevar
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d3a775738d
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lolremez: use successive parabolic interpolation for extrema search.
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10 years ago |
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Sam Hocevar
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19727c3ddf
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lolremez: tweak code so that it builds on Windows (remove unsupported C++/Unix features).
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10 years ago |
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Sam Hocevar
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f8b29001cd
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base: convert map and avl_tree methods to lowercase. Because.
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10 years ago |
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Sam Hocevar
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afc62a5399
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lolremez: useless refactoring.
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10 years ago |
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Sam Hocevar
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0e71596def
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lolremez: greatly improve root search times by using simple regula falsi.
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10 years ago |
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Sam Hocevar
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50c2b4b46e
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lolremez: allow spaces in arithmetic expressions.
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10 years ago |
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Sam Hocevar
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506b0e21e1
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lolremez: implement a mathematical expression evaluator.
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10 years ago |
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Sam Hocevar
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42a5296207
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gpu: use PEGTL to split lolfx files into different parts.
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10 years ago |
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Sam Hocevar
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55897d7cae
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misc: experiment with two parser libraries (AXE and PEGTL).
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10 years ago |
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Sam Hocevar
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7ea3b73ed7
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image: endianness fixes in the Imlib2 codec.
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10 years ago |
 Jean-Yves Lamoureux
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cf72e40d62
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imlib2: Fix RGBA order in loader and use imlib_image_get_data_for_reading_only()
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10 years ago |
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Sam Hocevar
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c727182ac0
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image: fix a bug introduced in the image conversion refactoring.
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10 years ago |
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Sam Hocevar
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4928ea91ad
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image: improve the DBS dithering implementation by avoiding lots of tests.
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10 years ago |
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Sam Hocevar
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f075894e8e
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base: improve assert messages in the array class.
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10 years ago |
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Sam Hocevar
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9bd8181379
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base: fix map behaviour in release mode by moving code out of asserts.
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10 years ago |
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Sam Hocevar
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ab7d4e961f
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misc: fix a bug in the YCM configuration file.
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10 years ago |
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Sam Hocevar
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192e8f89ad
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misc: add a test .ycm_extra_conf.py file for YouCompleteMe.
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10 years ago |
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Sam Hocevar
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5026358eef
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image: add plenty of colour conversions.
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10 years ago |
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Jean-Yves Lamoureux
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caa1b29f50
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Load image, generate ULA frame
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10 years ago |
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Sam Hocevar
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18f8cc6d1f
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base: some Windows compilation fixes.
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10 years ago |
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Sam Hocevar
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9a6daa5b1e
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math: optimise Perlin noise by parsing the hypercube using a Gray code pattern.
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10 years ago |
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Sam Hocevar
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1106503917
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math: simple Perlin noise for comparison purposes.
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10 years ago |
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Sam Hocevar
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5d9488182f
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math: extract the gradient generator from simplex noise so that we
can reuse it for other noise implementations.
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10 years ago |
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Sam Hocevar
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5e46ec76ba
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math: add vecN::axis() factory.
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10 years ago |
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Sam Hocevar
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b0b5bcc6fa
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math: tweak simplex noise scale according to dimension.
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10 years ago |
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Sam Hocevar
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7faf5d912a
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math: tweak simplex noise and add plenty of comments and debug code.
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10 years ago |
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Sam Hocevar
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0af8c1fd6f
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math: shitloads of tweaks, optimisations, fixes and comments to the
simplex noise code.
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10 years ago |
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Sam Hocevar
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91451eaf70
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math: add explicit casts between matrices of same size but different types.
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10 years ago |
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Sam Hocevar
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45da3662d4
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test: add 7-dimensional simplex noise test.
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10 years ago |
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Sam Hocevar
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d812101ae5
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math: add vec5, vec6, etc. types up to 12 for convenience.
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10 years ago |
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Sam Hocevar
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5065a2653c
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simplex: replace the N-dimensional gradient array with a simple seed.
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10 years ago |
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Sam Hocevar
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4c95301d31
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simplex: use scaling values that match Stefan Gustavson’s paper.
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10 years ago |
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Sam Hocevar
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7ff3456239
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simplex: optimisation; reduce the number of matrix multiplications.
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10 years ago |
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Sam Hocevar
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ce75538bcb
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simplex: some refactoring and comments, but no changes to the algorithm.
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10 years ago |
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Sam Hocevar
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a4cbf3fcb2
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test: fix vertex positions to match our simplex implementation.
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10 years ago |
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Sam Hocevar
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88603c1ecf
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test: add simplex noise test program.
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10 years ago |
 Guillaume Bittoun
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aa50d1c8e9
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simplex_interpolator: scaling noise with an approximative factor 100 that seems to work well. No hint, so far on how to find an exact value for this scaling factor.
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10 years ago |
