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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vor 14 Jahren |
Sam Hocevar
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aa4bde4a60
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ps3: fix a typo causing a compilation error.
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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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790f3783d2
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tutorial: port the new Mandelbrot shader to Cg.
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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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ebefc041b5
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tutorial: replace log() calls with fast approximations.
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vor 14 Jahren |
Sam Hocevar
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5d42f27259
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tutorial: port the Mandelbrot dithering shader to Cg.
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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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862e05f716
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tutorial: clamp zoom values in the Mandelbrot viewer.
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vor 14 Jahren |
Sam Hocevar
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849461fb6f
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tutorial: navigate in the fractal using the mouse.
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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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7e10fe247b
|
tutorial: zoom automatically in the fractal viewer.
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vor 14 Jahren |
Sam Hocevar
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ac80379324
|
tutorial: port Mandelbrot tutorial to the PS3.
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vor 14 Jahren |
Sam Hocevar
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97d2431456
|
tutorial: properly implement continuous color in the Mandelbrot viewer.
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vor 14 Jahren |
Sam Hocevar
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5120d97be5
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tutorial: continuous color in the Mandelbrot viewer.
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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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3dde22ea62
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test: add missing quaternion unit tests.
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vor 14 Jahren |
Sam Hocevar
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def84d569d
|
core: implement a quaternion class and tighten some vector operation rules
to avoid common programming errors.
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vor 14 Jahren |
Sam Hocevar
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c3423cd765
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test: clean up tutorial #2.
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vor 14 Jahren |
Sam Hocevar
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c9aa11c9e3
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test: start writing tutorials and other shit.
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vor 14 Jahren |
Sam Hocevar
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4a16c072f2
|
core: new combinations of integer vectors (unsigned, 8-bit, etc.), dot and
cross product, normalize, etc.
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vor 14 Jahren |
Sam Hocevar
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8deb365040
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core: write a generic application class.
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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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7af192f529
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test: minor Remez algorithm tests.
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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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2235e9c180
|
core: implement real methods cbrt(), log2(), exp2(), and copysign().
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vor 14 Jahren |
Sam Hocevar
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5d9167bda0
|
core: fix an accuracy error in real::re() and real::sqrt() introduced in
the 16-to-32-bit refactoring.
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vor 14 Jahren |
Sam Hocevar
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79a15eafd8
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test: random useless crap.
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vor 14 Jahren |
Sam Hocevar
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1d0797efa5
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test: various improvements to the Remez exchange solver.
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vor 14 Jahren |
Sam Hocevar
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bfb5de1681
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test: more Remez exchange experimentations.
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vor 14 Jahren |
Sam Hocevar
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3391a4c904
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test: more Remez exchange experimentations.
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vor 14 Jahren |
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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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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7aac9df337
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test: add missing <cstdio> include in pi test program.
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vor 14 Jahren |
Sam Hocevar
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6b80bc9d09
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test: use namespace "std" to avoid PS3 build errors.
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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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c5c4913bda
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core: implement round() and fmod() for real numbers.
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vor 14 Jahren |
Sam Hocevar
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064856b443
|
core: implement floor() and ceil() for real numbers.
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vor 14 Jahren |
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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vor 14 Jahren |
Sam Hocevar
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bbd75b80eb
|
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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vor 14 Jahren |
Sam Hocevar
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1ffa994f4b
|
core: add boolean operators on real numbers, add unit tests for that,
and simplify the Remez code accordingly.
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vor 14 Jahren |
Sam Hocevar
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6d85192ee6
|
test: minor updates to the Pi program (now almost deprecated) and the
Remez exchange program.
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vor 14 Jahren |
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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vor 14 Jahren |