 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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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Sam Hocevar
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c3423cd765
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test: clean up tutorial #2.
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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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Sam Hocevar
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7af192f529
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test: minor Remez algorithm tests.
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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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Sam Hocevar
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79a15eafd8
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test: random useless crap.
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14 yıl önce |
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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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14 yıl önce |
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Sam Hocevar
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bfb5de1681
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test: more Remez exchange experimentations.
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14 yıl önce |
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Sam Hocevar
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3391a4c904
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test: more Remez exchange experimentations.
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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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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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14 yıl önce |
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Sam Hocevar
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6d85192ee6
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test: minor updates to the Pi program (now almost deprecated) and the
Remez exchange program.
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14 yıl önce |
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Sam Hocevar
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4822f02d8d
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core: implement shift operators for reals; they're useful for fast
multiplications by integers, especially powers of two.
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14 yıl önce |
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Sam Hocevar
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93162ee19b
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test: the Remez algorithm is now almost functional.
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14 yıl önce |
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Sam Hocevar
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afd2cfd69d
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test: more work on the Remez exchange algorithm.
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14 yıl önce |
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Sam Hocevar
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b7a1270b9a
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test: start working on a Remez exchange algorithm implementation so that
we can create our own high-precision polynomial approximations.
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14 yıl önce |
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Sam Hocevar
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ff45d2ac98
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test: add a 10-line example program that computes Pi to the 150th digit.
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14 yıl önce |
