... well, it's a very good idea to do so. we already downloaded that after you told us at siggraph. (or was it the rendering workshop ?). however, your scenes...
Ingo Wald
Ingo.Wald@...
Dec 1, 2000 11:18 am
168
... well, thats one way to speed up a raytracer. others are shooting all rays, and are mainly interested in shooting these as fast as possible. both are...
Ingo Wald
Ingo.Wald@...
Dec 1, 2000 11:42 am
169
... my (personal) opinion: forget it ! everybody codes different, and more importantly, every scene is different. the discussion of what data structure is best...
Ingo Wald
Ingo.Wald@...
Dec 1, 2000 12:27 pm
170
Here comes the FAQ, with finally some links to papers. It's still a minimal version, and we would really appreciate additions, corrections as well as new...
Piero Foscari
wally@...
Dec 1, 2000 7:12 pm
171
Hi, I have subsribed recently, but I did not have time to wade through all the mails in the archive. ... concerning the academic stuff (where do I belong) you...
havran
havran@...
Dec 1, 2000 9:38 pm
172
A URL for Piero's RTRT FAQ is: http://www.acm.org/tog/resources/RTNews/demos/rtrt_faq.txt Eric...
Eric Haines
erich@...
Dec 2, 2000 4:47 pm
173
Hello again, After searching for my Ray-Quadric derivation, I decided it got deleted. So I did it over again for all of you. It took about an hour, and I'd ...
Paul Kahler
phkahler@...
Dec 2, 2000 8:52 pm
174
Hi, This is in Glassners book "An Introduction to Ray Tracing", in the chapter by Pat Hanrahan. -Peter-Pike Sloan ... From: Paul Kahler...
Peter-Pike Sloan
ppsloan@...
Dec 3, 2000 12:14 am
175
Hi, anyone knows about Klimaszewski's area interpolation? How does it differ from pixel-selected raytracing? \ Piero...
Piero Foscari
wally@...
Dec 3, 2000 12:21 am
176
... I figured someone must have done it that way before. I don't do too much reading though so I hadn't seen it. Is that book very complete? I'd like to get...
Paul Kahler
phkahler@...
Dec 4, 2000 12:04 am
177
... Fairly - much of the basic RT research was done by 1989. There have been some nice additions since then, of course, but the broad outlines of classical ray...
Eric Haines
erich@...
Dec 4, 2000 10:40 pm
178
Hello We have just made a realtime raytracing 64kB intro. for the intro compo at Dreamhack2000 held 30 nov - 3 dec in Borlänge Sweden(www.dreamhack.org). ...
Mikael Westerberg
mikael.westerberg@...
Dec 5, 2000 9:53 am
179
... My ray tracer applies any polygonal models builds BSP and traces 40,000 uniformly distributed rays/sec (Celeron433) on well known Attic (~52,000 triangles)...
nickchir@...
Dec 8, 2000 9:01 pm
180
... Hehe.. know the feeling ;) Nice work people! cya, shiva of kolor...
Shiva
shivak@...
Dec 8, 2000 9:27 pm
181
Hiho! Has anybody pointers to or expirience how to raytrace superspheres most efficiently? That is, the implicit surface x^a + y^a + z^a - r^a = 0, where a is...
Shiva
shivak@...
Dec 9, 2000 4:46 pm
182
... sounds interesting, especially since you used C++ and u're using a Celeron... I didnt gain so much by using Intel's C++ (about 5% afair), so guess it would...
Piero Foscari
wally@...
Dec 11, 2000 5:49 pm
183
... The question was to see how people are doing. "good enough" you have to answer yourself. All the responses so far have been from 30K to 130K and vary from...
Paul Kahler
phkahler@...
Dec 11, 2000 5:49 pm
184
Hi, I was just reading some of the documentation and saw that some compiler code optimizations are only present in the professional and enterprize versions of...
Paul Kahler
phkahler@...
Dec 14, 2000 4:58 pm
185
... Intel ... I've found that PIII-500(Katmai)512KbCache is 5% slower than Celeron433(Socet370)128KbCache because this algorithm uses memory by small pieces...
nickchir@...
Dec 14, 2000 5:01 pm
186
... ah, thought Celeron's cache was just slower, but never really followed since i never seriously considered that processor. really interesting.... but this...
Piero Foscari
wally@...
Dec 15, 2000 5:44 pm
187
Iv treyd mess about converting from Float to Int. and dig some solutions thanks to Sol_HSA :) method 1: #define FL2INT(a) ((int)(a+0.5f)) method 2: #pragma...
Alexey Menshikov
alexm@...
Dec 15, 2000 5:57 pm
188
... I knew that student editions were just a discount to professional version, at least till version 5.0. -- *PaN!*...
Marco *PaN* Foco
pan@...
Dec 15, 2000 5:58 pm
189
... WOW! Is "fstsw ax" actually loading a flag into ax? That's exactly the type of behavior I need. In C code I've been taking the difference of 2 values,...
Paul Kahler
phkahler@...
Dec 15, 2000 6:00 pm
190
... Answering my own question. The VC++ documentation seems to indicate that it is in fact standard C++ to convert the boolean result to and integer where...
Paul Kahler
phkahler@...
Dec 15, 2000 6:21 pm
191
... I'm not sure about this, but I think that the documentation you saw is right. And if this is the case, your code could probably go 1.5-3 times faster just...
Henrik R
henrik_83_@...
Dec 15, 2000 11:03 pm
192
... on my side i confirm MVSC 5.0 student edition IS the professional edition for sure... \ Piero...
Piero Foscari
wally@...
Dec 16, 2000 11:49 am
193
... ok, i answered my own question too and promise i'll take more time when reading through the manuals (but you please try to make less misleading typos ;-) ...
Piero Foscari
wally@...
Dec 16, 2000 11:50 am
194
... and this shouldnt come as much of a surprise :-) it is quite minimal to perform... you can do something like xor eax,eax cmp ebx,mem1 rcl eax,1 cmp...
Piero Foscari
wally@...
Dec 16, 2000 11:50 am
195
... many flags... how comes you know assembly but not this? :-) ... it's not so cute as this all would sound: whole ax is overwritten. anyway there are many...
Piero Foscari
wally@...
Dec 16, 2000 11:50 am
196
Hi, To everyone who commented on my first try at FP asm, thanks! I was not new to assembly code, just the FPU. My old text on assembler doesn't cover all the...
