Timeline



Jan 5, 2012:

6:35 PM Changeset [1125] by gary
core: throw out the idea of a disk thread, let's seem what comes from it.
6:35 PM Changeset [1124] by gary
lolremez: distribute Visual Studio files with LolRemez.
6:35 PM Changeset [1123] by gary
core: fix a few implicit 64-to-32-bit casts in the real methods.

Jan 4, 2012:

12:27 PM Blog: Better function approximations: Taylor vs. Remez comment added by Gábor
@Sam, I only want to get arctan now, the other two can be calculated …

Jan 3, 2012:

2:36 PM Blog: Better function approximations: Taylor vs. Remez comment added by sam
@Gábor: usually inverse trigonometric functions use the following …
12:12 PM Blog: Better function approximations: Taylor vs. Remez comment added by Gábor
Yes, it started to behave very nicely now. If only the same could be …

Jan 2, 2012:

12:33 PM doc/lol/math/real.h edited by sam
(diff)
11:03 AM doc/lol/math/real.h edited by sam
get rid of << and >> information (diff)
4:16 AM Blog: Better function approximations: Taylor vs. Remez comment added by sam
@Gábor: thanks for the feedback. The printout issues were a bug that …
4:14 AM Changeset [1122] by sam
real: get rid of <<= and >>= operators; we can use ldexp() instead. As …
4:14 AM Changeset [1121] by sam
real: fix a rounding bug in real number printing.

Jan 1, 2012:

6:27 PM Blog: Better function approximations: Taylor vs. Remez comment added by anonymous
With the order above 20, I started to get real printouts like …

Dec 31, 2011:

10:04 PM Blog: Better function approximations: Taylor vs. Remez comment added by anonymous
Definitely, thanks, very interested, I'll check it out first thing in …
12:11 AM research/trig edited by sam
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Dec 30, 2011:

11:32 PM research/trig edited by sam
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6:55 PM Blog: Announce: LolRemez 0.1 released comment added by anonymous
Wow, this is really interesting. Not just the code itself, but I'm …
1:59 PM doc/maths/remez/tutorial-relative-error edited by sam
just a few retakes (diff)
12:49 AM doc/maths/remez/tutorial-changing-variables edited by sam
minor tweaks (diff)
12:48 AM doc/maths/remez/tutorial-relative-error edited by sam
+TOC and explicit relative error (diff)
12:46 AM doc/maths/remez/tutorial-exponential edited by sam
+TOC (diff)

Dec 29, 2011:

8:02 PM WikiStart edited by sam
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7:59 PM WikiStart edited by sam
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7:53 PM Blog: Better function approximations: Taylor vs. Remez comment added by sam
@Gábor: Well you will be happy to learn that I made a …
7:50 PM Blog: Better function approximations: Taylor vs. Remez edited by sam
7:48 PM Blog: Announce: LolRemez 0.1 released edited by sam
7:47 PM Blog: Announce: LolRemez 0.1 released edited by sam
7:47 PM Blog: Announce: LolRemez 0.1 released created by sam
7:42 PM oss/lolremez edited by sam
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7:41 PM lolremez-0.1.tar.gz attached to oss/lolremez by sam
7:41 PM Changeset [1120] by sam
build: remove #if directives from remez.cpp when distributing LolRemez.
7:36 PM Changeset [1119] by sam
math: make everything clean for a LolRemez release.
7:36 PM Changeset [1118] by sam
core: placement new requires #include <new>, fixing that and a few …
7:36 PM Changeset [1117] by sam
math: move the Remez algorithm implementation to the core.
7:34 PM doc/maths/remez/tutorial-additional-tips edited by sam
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7:30 PM doc/maths/remez/tutorial-fixing-parameters edited by sam
C++ syntax (diff)
6:17 PM doc/maths/remez edited by sam
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6:15 PM doc/maths/remez edited by sam
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6:10 PM doc/maths/remez edited by sam
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5:50 PM doc/maths/remez edited by sam
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5:45 PM oss/lolremez edited by sam
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5:44 PM doc/maths/remez edited by sam
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5:43 PM oss/lolremez created by sam
5:39 PM oss edited by sam
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5:38 PM doc/maths/remez/tutorial-exponential edited by sam
fix link (diff)
5:37 PM doc/maths/remez/tutorial-exponential edited by sam
fix LolRemez link (diff)
5:34 PM doc/maths/remez/tutorial-additional-tips edited by sam
initial document (diff)
5:33 PM doc/maths/remez/tutorial-additional-tips edited by sam
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5:33 PM doc/maths/remez/tutorial-additional-tips edited by sam
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5:32 PM doc/maths/remez/tutorial-additional-tips created by sam
4:42 PM doc/maths/remez edited by sam
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4:34 PM doc/maths/remez edited by sam
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4:31 PM doc/maths/remez/tutorial-changing-variables edited by sam
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4:15 PM error-even.png attached to doc/maths/remez/tutorial-changing-variables by sam
2:55 AM doc/maths/remez/tutorial-fixing-parameters edited by sam
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2:53 AM better-error.png attached to doc/maths/remez/tutorial-fixing-parameters by sam
2:50 AM doc/maths/remez edited by sam
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2:50 AM doc/maths/remez edited by sam
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2:49 AM doc/maths/remez/tutorial-fixing-parameters edited by sam
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2:46 AM doc/maths/remez/tutorial-fixing-parameters edited by sam
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2:45 AM bad-error.png attached to doc/maths/remez/tutorial-fixing-parameters by sam
2:44 AM doc/maths/remez/tutorial-fixing-parameters created by sam
2:09 AM doc/lol/math/real.h edited by sam
typo (diff)
2:06 AM doc/maths/remez/tutorial-exponential edited by sam
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2:06 AM doc/maths/remez/tutorial-exponential edited by sam
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2:04 AM doc/maths/remez/tutorial-exponential edited by sam
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1:59 AM doc/maths/remez/tutorial-exponential edited by sam
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1:59 AM doc/maths/remez/tutorial-exponential edited by sam
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1:57 AM doc/maths/remez/tutorial-exponential edited by sam
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1:52 AM doc/maths/remez/tutorial-changing-variables edited by sam
typo!! (diff)
1:50 AM doc/maths/remez/tutorial-changing-variables edited by sam
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1:47 AM doc/maths/remez/tutorial-changing-variables edited by sam
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1:47 AM doc/maths/remez/tutorial-changing-variables created by sam
12:33 AM doc/maths/remez/tutorial-exponential edited by sam
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12:32 AM doc/maths/remez/tutorial-exponential edited by sam
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12:30 AM doc/maths/remez/tutorial-relative-error edited by sam
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12:16 AM doc/maths/remez/tutorial-relative-error edited by sam
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12:15 AM doc/maths/remez/tutorial-relative-error edited by sam
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12:14 AM doc/maths/remez/tutorial-exponential edited by sam
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12:12 AM doc/maths/remez/tutorial-relative-error edited by sam
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12:09 AM fastexp2-error.png attached to doc/maths/remez/tutorial-relative-error by sam
12:09 AM fastexp2.png attached to doc/maths/remez/tutorial-relative-error by sam
12:08 AM doc/maths/remez/tutorial-relative-error created by sam
first shot

Dec 28, 2011:

11:31 PM doc/maths/remez/tutorial-exponential edited by sam
(diff)
11:30 PM fastexp-error.png attached to doc/maths/remez/tutorial-exponential by sam
11:29 PM doc/maths/remez/tutorial-exponential edited by sam
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11:17 PM fastexp.png attached to doc/maths/remez/tutorial-exponential by sam
11:17 PM doc/maths/remez/tutorial-exponential edited by sam
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10:55 PM doc/maths/remez/tutorial-exponential created by sam
10:34 PM doc/maths/remez edited by sam
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10:17 PM doc/lol/math/real.h edited by sam
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10:09 PM doc/maths/remez edited by sam
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9:58 PM taylor-vs-remez.png attached to doc/maths/remez by sam
9:58 PM doc/maths/remez created by sam
6:47 PM doc/lol/math/real.h edited by sam
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6:42 PM doc/lol/math/real.h edited by sam
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6:24 PM doc/lol/math/real.h created by sam
start the real class documentation
4:16 PM doc edited by sam
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4:14 PM doc edited by sam
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Dec 27, 2011:

8:20 PM Blog: Better function approximations: Taylor vs. Remez comment added by anonymous
Hi, Sam, I visited a friend with a Matlab and, dear me, it can't do …

Dec 26, 2011:

9:19 PM Blog: Better function approximations: Taylor vs. Remez comment added by anonymous
Hi, Sam, I searched high and low for high precision (not actually …

Dec 23, 2011:

3:43 AM Changeset [1116] by sam
core: fix the sign of a negative real number raised to an even power, …

Dec 22, 2011:

9:09 PM Changeset [1115] by sam
core: allow to build a real number using a string literal.
8:34 PM Changeset [1114] by sam
core: fix compilation warnings in one of the float-to-half LUTs.
4:43 PM Blog: C/C++ trick: static lookup table generation comment added by sam
@anonymous #1: unfortunately there are two problems with this. First, …
2:42 PM Blog: C/C++ trick: static lookup table generation comment added by anonymous
U should start using D Programming-Language ;)..…
12:07 AM remez-error.png attached to Blog: Better function approximations: Taylor vs. Remez by sam
12:06 AM error-pi-8.png attached to Blog: Better function approximations: Taylor vs. Remez by sam
12:06 AM error-pi-4.png attached to Blog: Better function approximations: Taylor vs. Remez by sam
12:06 AM error-pi-2.png attached to Blog: Better function approximations: Taylor vs. Remez by sam

Dec 21, 2011:

11:29 PM Blog: Better function approximations: Taylor vs. Remez edited by sam
11:14 PM Blog: Better function approximations: Taylor vs. Remez edited by sam
11:10 PM Blog: Better function approximations: Taylor vs. Remez edited by sam
better code layout
11:08 PM Blog: Better function approximations: Taylor vs. Remez created by sam
Initial version
11:21 AM Blog: C/C++ trick: static lookup table generation comment added by anonymous
An example of a trig lookup table (Taylor series maybe) would be excellent.

Dec 20, 2011:

10:41 PM Blog: Understanding fast float/integer conversions edited by sam
fix syntax colouring
10:26 PM Blog: C/C++ trick: static lookup table generation edited by sam
10:21 PM Blog: C/C++ trick: static lookup table generation created by sam
Initial version

Dec 15, 2011:

2:34 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet edited by sam
12:33 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by marco
Lol, love that article. Extremely well presented, keep up (good work, …
12:21 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by sam
@Richard: thank you for the suggestions, I will make it clearer that …
12:15 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet edited by sam
fix brainfart
12:15 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by sam
@Valentin: that is indeed a mistake! I'm gonna fix that immediately, …
11:34 AM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by anonymous
[[Image(http://lol.zoy.org/tracmath/571293ea6792e5f554ea216394ac33cd75e
11:34 AM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by Valentin Simonov
Err, about your definition of acceleration. v(t) = d p(t) / dt a(t) = …

Dec 14, 2011:

10:24 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by Promit
Sorry, but using Verlet or RK4 is not a good idea in a physical …
10:18 PM Blog: Fuck you, Microsoft: reloading projects in Visual Studio comment added by jonathand.za@gmail.com
Add .suo files to your ignores - it contains user preferences like …
10:09 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by Richard
Hmm, the link to the presentation didn't work. And I can't add it now …
9:55 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by Richard
Hi Sam The term "Verlet integration" is more commonly used to …
6:32 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by geolm
"Your physics will suck a lot less, I guarantee it" true but the CPU …
4:07 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by sam
@mikarnage: I would like to write another article about RK4 to …
3:47 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet comment added by mikarnage
Hi, Nice explanation, I would have liked to see the case about what …
3:06 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet edited by sam
nolink
2:58 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet edited by sam
2:44 PM Blog: Understanding basic motion calculations in games: Euler vs. Verlet edited by sam
tweaks
1:41 PM accurate-integral.png attached to Blog: Understanding basic motion calculations in games: Euler vs. Verlet by sam
1:05 PM Blog: Understanding basic motion calculations in games edited by sam
1:04 PM Blog: Understanding basic motion calculations in games edited by sam
Verlet integration trajectory
1:02 PM verlet-integration.png attached to Blog: Understanding basic motion calculations in games: Euler vs. Verlet by sam
3:23 AM Blog: Understanding basic motion calculations in games edited by sam
7th!
3:19 AM Blog: Understanding basic motion calculations in games edited by sam
be nicer to people!
2:35 AM Blog: GLSL code snippet: choosing from 4 vectors by Z value comment added by sam
@Bernard: No, I have only used the knowledge that the fragment shader …
1:41 AM Blog: Understanding basic motion calculations in games edited by sam
fix nasty HTML shit
1:37 AM Blog: Understanding basic motion calculations in games edited by sam
12:41 AM Blog: Understanding basic motion calculations in games edited by sam
12:40 AM euler-integration.png attached to Blog: Understanding basic motion calculations in games: Euler vs. Verlet by sam
12:40 AM no-rage.png attached to Blog: Understanding basic motion calculations in games: Euler vs. Verlet by sam
12:40 AM derp.png attached to Blog: Understanding basic motion calculations in games: Euler vs. Verlet by sam
12:39 AM Blog: Understanding basic motion calculations in games created by sam
initial version

Dec 12, 2011:

7:17 PM Changeset [1112] by gary
build: minor reorganisation of the sandbox code.

Dec 11, 2011:

12:58 PM Changeset [1110] by sam
core: prefix Entity members with m_ to avoid accidental shadowing.

Dec 10, 2011:

4:53 PM Changeset [1109] by sam
build: for now, assume anything with <pthread.h> uses the pthread API.
3:02 PM Changeset [1108] by sam
gl: cache viewport size on all platforms, because we cannot query it …
3:02 PM Changeset [1107] by sam
test: do not test for strict doubles equality in quaternion unit test.

Dec 8, 2011:

6:20 PM Blog: GLSL code snippet: choosing from 4 vectors by Z value comment added by Bernard
How do you know how will the GLSL compiler pipeline the instructions ? …
12:38 AM research/nacl/test edited by sam
(diff)

Dec 7, 2011:

2:06 AM Changeset [1106] by sam
core: try to merge Ticker and Emcee. Still not very good.
Note: See TracTimeline for information about the timeline view.