 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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
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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 年前 |
 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 年前 |
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Guillaume Bittoun
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a815a788e6
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simplex_interpolator: bug fix on negative values.
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10 年前 |
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Guillaume Bittoun
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959f68142d
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simplex_interpolator: first working version of simplex_interpolator. Tested (with std::cout) for 2D, should work for higher dimensions.
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10 年前 |
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Guillaume Bittoun
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49e9971183
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simplex_interpolator: adding std::cout test… for realz this time
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10 年前 |
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Guillaume Bittoun
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b65af37e7c
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simplex_interpolator: compilation fixes + testing Interp function
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10 年前 |
 Lolbot
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7506a8aa62
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fixed 7 files out of 4184:
- removed 0 CR characters
- removed 1 trailing whitespaces
- replaced 5 tabs with spaces
- fixed 7 svn:eol-style properties
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10 年前 |
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Guillaume Bittoun
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5dbff4b35c
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simplex_interpolator: first (non-working) draft for complete interpolator process
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10 年前 |
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Sam Hocevar
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bb438b6252
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math: fix a coding error in the polynomial division.
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10 年前 |
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Guillaume Bittoun
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6bd7142428
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simplex_interpolator: sorting coordinates in regular basis + tests.
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10 年前 |
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Sam Hocevar
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e5faf45929
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build: some PS4 compilation fixes.
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10 年前 |
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Sam Hocevar
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369ce3f511
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math: polynomial division.
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10 年前 |
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Sam Hocevar
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ce9daf6899
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math: allow to divide polynomials by scalars.
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10 年前 |
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Sam Hocevar
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364014c6e7
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lolremez: minor cosmetic changes and comments.
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10 年前 |
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Sam Hocevar
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0522730f12
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lolremez: use array2d for the linear system solver.
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10 年前 |
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Sam Hocevar
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1eb5f9f361
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math: add a roots() method to find polynomial roots for degrees 1 and 2.
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10 年前 |
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Sam Hocevar
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da26809df9
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lolremez: use the polynomial composition provided by the engine.
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10 年前 |
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Sam Hocevar
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3916a44c58
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math: add derive() method to polynomial and allow to call eval() with
polynomials as arguments so as to compose them together.
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10 年前 |
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Guillaume Bittoun
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a6e8434c66
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simplex_interpolator: adding tests for simplex base matrix check.
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10 年前 |
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Sam Hocevar
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d34f0e2991
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lolremez: simplify the Remez solver by using our new polynomial class.
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10 年前 |
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Sam Hocevar
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ae6f66e883
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base: fix an old bug affecting range-based for loops on arrays.
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10 年前 |
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Sam Hocevar
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efe8e1d051
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math: allow to build real numbers from 64-bit integers.
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10 年前 |
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Sam Hocevar
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0668d0d5a6
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math: add a factory for Chebyshev polynomials.
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10 年前 |
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Sam Hocevar
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baebd131fc
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math: add a simple polynomial template class.
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10 年前 |
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Guillaume Bittoun
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408b8277ae
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simplex_interpolator: bug fixing on matrix computing
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10 年前 |
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Sam Hocevar
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fdd6e31eda
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simplex_interpolator: compilation fix.
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10 年前 |
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Sam Hocevar
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a808cd8f8d
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test: add a compile-time test for interpolation of compound types.
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10 年前 |
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Guillaume Bittoun
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97de8946e9
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simplex_interpolator: fixing bug on simplex matrix generation
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10 年前 |
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Guillaume Bittoun
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06dfb3b0c0
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simplex_interpolator: removing tests and correcting skew matrix
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10 年前 |
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Sam Hocevar
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24e7663c5c
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simplex: fix confusion between interpolated types and coordinate types.
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10 年前 |
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Sam Hocevar
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0511d9836a
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simplex: fix a bug in the modulo operator. lol. and add unit tests.
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10 年前 |
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Sam Hocevar
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a01778d768
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simplex_interpolator: use a matrices when n-D arrays are not necessary.
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10 年前 |
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Sam Hocevar
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3a4682a976
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simplex_interpolator: more unit tests, including some failing ones.
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10 年前 |
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Sam Hocevar
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3d0df62ba6
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simplex_interpolator: fix behaviour with negative grid indices.
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10 年前 |
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Guillaume Bittoun
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5ebce1c0c8
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simplex_interpolator: refactoring a bit
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10 年前 |
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Guillaume Bittoun
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1f715ae139
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simplex_interpolator: const commit
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10 年前 |
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Guillaume Bittoun
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4118789a53
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simplex_interpolator: initializing interpolator with the samples so that it can be fully usable at creation.
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10 年前 |
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Guillaume Bittoun
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6f5c15b165
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simplex_interpolator: adding first test on 2D samples
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10 年前 |
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Guillaume Bittoun
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a0e31dd6ce
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simplex_interpolator: bug fix (enough for tonight)
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10 年前 |
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Guillaume Bittoun
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1cd86f9f24
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simplex_interpolator: bug fix
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10 年前 |
