 Sam Hocevar
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aab3fb7c45
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tutorial: progressive zoom in the Mandelbrot viewer.
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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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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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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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Sam Hocevar
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aa4bde4a60
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ps3: fix a typo causing a compilation error.
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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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Sam Hocevar
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790f3783d2
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tutorial: port the new Mandelbrot shader to Cg.
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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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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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Sam Hocevar
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ebefc041b5
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tutorial: replace log() calls with fast approximations.
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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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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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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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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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Sam Hocevar
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862e05f716
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tutorial: clamp zoom values in the Mandelbrot viewer.
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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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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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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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Sam Hocevar
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7e10fe247b
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tutorial: zoom automatically in the fractal viewer.
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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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Sam Hocevar
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97d2431456
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tutorial: properly implement continuous color in the Mandelbrot viewer.
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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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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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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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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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Sam Hocevar
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3dde22ea62
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test: add missing quaternion unit tests.
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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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Sam Hocevar
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c3423cd765
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test: clean up tutorial #2.
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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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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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Sam Hocevar
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8deb365040
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core: write a generic application class.
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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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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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Sam Hocevar
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7af192f529
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test: minor Remez algorithm tests.
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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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Sam Hocevar
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2235e9c180
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core: implement real methods cbrt(), log2(), exp2(), and copysign().
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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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Sam Hocevar
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79a15eafd8
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test: random useless crap.
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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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Sam Hocevar
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bfb5de1681
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test: more Remez exchange experimentations.
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Sam Hocevar
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3391a4c904
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test: more Remez exchange experimentations.
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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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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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Sam Hocevar
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7aac9df337
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test: add missing <cstdio> include in pi test program.
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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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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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Sam Hocevar
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c5c4913bda
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core: implement round() and fmod() for real numbers.
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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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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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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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