 Sam Hocevar
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7f096b61e4
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tutorial: look into previous frames for data when zooming in the Mandelbrot
viewer using only the shader.
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13 lat temu |
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Sam Hocevar
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f9323a8a89
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tutorial: get the Mandelbrot viewer to run on OS X.
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13 lat temu |
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Sam Hocevar
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ec705032ad
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ps3: fix a performance issue in the Mandelbrot viewer texture upload.
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13 lat temu |
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Sam Hocevar
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aa4bde4a60
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ps3: fix a typo causing a compilation error.
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13 lat temu |
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Sam Hocevar
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08e3ee64ad
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tutorial: create texture with the proper format and type on the PS3.
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13 lat temu |
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Sam Hocevar
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790f3783d2
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tutorial: port the new Mandelbrot shader to Cg.
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13 lat temu |
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Sam Hocevar
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7ba6e2bb29
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tutorial: the Mandelbrot viewer now queries the nearest pixel of each
slice, and averages the results. This gives us almost free antialiasing,
since all these queries will need to be done anyway for raytracing.
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13 lat temu |
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Sam Hocevar
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adf0dfcc7e
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tutorial: decorrelate window size and texture size in the Mandelbrot viewer.
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13 lat temu |
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Sam Hocevar
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ebefc041b5
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tutorial: replace log() calls with fast approximations.
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13 lat temu |
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Sam Hocevar
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5d42f27259
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tutorial: port the Mandelbrot dithering shader to Cg.
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13 lat temu |
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Sam Hocevar
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57a2833985
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tutorial: try to send data to the GPU that matches the internal format.
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13 lat temu |
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Sam Hocevar
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20f67433ef
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tutorial: use a palette for the rendering; it gives us free dithering and
gains 10 milliseconds in the game tick.
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13 lat temu |
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Sam Hocevar
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e5dcf4dd2a
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tutorial: try to reduce the blur effect; now it's pixelated...
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13 lat temu |
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Sam Hocevar
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862e05f716
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tutorial: clamp zoom values in the Mandelbrot viewer.
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13 lat temu |
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Sam Hocevar
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849461fb6f
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tutorial: navigate in the fractal using the mouse.
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13 lat temu |
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Sam Hocevar
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adf2b0de2e
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tutorial: speed up texture uploads in the Mandelbrot viewer by only
sending the part we just modified.
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13 lat temu |
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Sam Hocevar
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ee3be0b6d3
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tutorial: speed up Mandelbrot zoomer by only updating one pixel out of 4
each frame.
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13 lat temu |
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Sam Hocevar
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7e10fe247b
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tutorial: zoom automatically in the fractal viewer.
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13 lat temu |
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Sam Hocevar
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ac80379324
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tutorial: port Mandelbrot tutorial to the PS3.
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13 lat temu |
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Sam Hocevar
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97d2431456
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tutorial: properly implement continuous color in the Mandelbrot viewer.
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13 lat temu |
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Sam Hocevar
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5120d97be5
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tutorial: continuous color in the Mandelbrot viewer.
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13 lat temu |
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Sam Hocevar
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ff1773b58e
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test: create the bases for a new tutorial, with texture uploads.
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13 lat temu |
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Sam Hocevar
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433d05964c
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core: implement complex numbers and add unit tests for these.
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13 lat temu |
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Sam Hocevar
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55b8dece84
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test: fix OS X compilation; we still need SDLmain.a on that platform.
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13 lat temu |
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Sam Hocevar
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3dde22ea62
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test: add missing quaternion unit tests.
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13 lat temu |
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Sam Hocevar
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def84d569d
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core: implement a quaternion class and tighten some vector operation rules
to avoid common programming errors.
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13 lat temu |
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Sam Hocevar
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c3423cd765
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test: clean up tutorial #2.
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13 lat temu |
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Sam Hocevar
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c9aa11c9e3
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test: start writing tutorials and other shit.
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13 lat temu |
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Sam Hocevar
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4a16c072f2
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core: new combinations of integer vectors (unsigned, 8-bit, etc.), dot and
cross product, normalize, etc.
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13 lat temu |
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Sam Hocevar
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8deb365040
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core: write a generic application class.
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13 lat temu |
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Sam Hocevar
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6767dae741
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core: disallow casting eg. a vec3 into a vec2. Use the xy() getter instead.
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13 lat temu |
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Sam Hocevar
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94160c461c
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test: minor fixes to the test suite: disable optimisation tests in debug
mode, and do not call "new" when we’re not sure "delete" can be called.
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13 lat temu |
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Sam Hocevar
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7af192f529
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test: minor Remez algorithm tests.
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13 lat temu |
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Sam Hocevar
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4041166c56
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core: improve sin() and exp() performance by replacing divisions with
multiplications where appropriate.
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13 lat temu |
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Sam Hocevar
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2235e9c180
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core: implement real methods cbrt(), log2(), exp2(), and copysign().
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13 lat temu |
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Sam Hocevar
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5d9167bda0
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core: fix an accuracy error in real::re() and real::sqrt() introduced in
the 16-to-32-bit refactoring.
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13 lat temu |
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Sam Hocevar
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79a15eafd8
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test: random useless crap.
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13 lat temu |
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Sam Hocevar
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1d0797efa5
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test: various improvements to the Remez exchange solver.
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13 lat temu |
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Sam Hocevar
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bfb5de1681
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test: more Remez exchange experimentations.
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13 lat temu |
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Sam Hocevar
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3391a4c904
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test: more Remez exchange experimentations.
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13 lat temu |
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Sam Hocevar
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2ff9183c8c
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test: allow to perform Remez solving on an arbitrary range.
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13 lat temu |
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Sam Hocevar
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57510be2b0
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test: some refactoring in the Remez solver to prepare multiple function
solving.
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13 lat temu |
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Sam Hocevar
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7aac9df337
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test: add missing <cstdio> include in pi test program.
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13 lat temu |
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Sam Hocevar
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6b80bc9d09
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test: use namespace "std" to avoid PS3 build errors.
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13 lat temu |
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Sam Hocevar
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123f903065
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test: add support for relative error in the Remez exchange test program.
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13 lat temu |
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Sam Hocevar
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c5c4913bda
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core: implement round() and fmod() for real numbers.
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13 lat temu |
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Sam Hocevar
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064856b443
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core: implement floor() and ceil() for real numbers.
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13 lat temu |
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Sam Hocevar
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221f469c3f
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core: implement asin() and acos() for real numbers and add unit tests for
these functions.
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13 lat temu |
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Sam Hocevar
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bbd75b80eb
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core: add real constants for 0, 1, 2 and 10, and reorder static constants
so that their initialisation order ensures they have the proper values. Add
unit tests for these constants.
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13 lat temu |
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Sam Hocevar
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1ffa994f4b
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core: add boolean operators on real numbers, add unit tests for that,
and simplify the Remez code accordingly.
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13 lat temu |
