pbrt

1–30 of 622

0 selected

trevorda...@gmail.com, Matt Pharr3

Sep 13

Hero Wavelength Sampling in PBRT-v4

Yep! Here is what I think is an accurate summary: - pbrt-v4 uses stratified wavelength clusters to

unread,

Hero Wavelength Sampling in PBRT-v4

Yep! Here is what I think is an accurate summary: - pbrt-v4 uses stratified wavelength clusters to

Sep 13

Aleksandar Babic

Aug 10

How to use pbrt to generate segmentation masks

Hi, what is the best way to leverage pbrt in order to get segmentation masks for suervise deep

unread,

How to use pbrt to generate segmentation masks

Hi, what is the best way to leverage pbrt in order to get segmentation masks for suervise deep

Aug 10

Arthur Dubois, Matt Pharr5

Jul 28

What's the best way to render a screen ?

Yes I'm running debug build, and the file is about 350 Mo with 4 millions lines. The texture

unread,

What's the best way to render a screen ?

Yes I'm running debug build, and the file is about 350 Mo with 4 millions lines. The texture

Jul 28

Aleksandar Babic

Jul 20

VisibleSurface hits difference when using perspective and realistic camera

Hi, I have a simple scene; plane (covers whole field of view) at some distance from a camera. I'm

unread,

VisibleSurface hits difference when using perspective and realistic camera

Hi, I have a simple scene; plane (covers whole field of view) at some distance from a camera. I'm

Jul 20

Aleksandar Babic

Jul 19

pbrt-v4: How to obtain depth image?

Hi, I'm looking into gbuffer as it is saving additional image channels. I want to be able to

unread,

pbrt-v4: How to obtain depth image?

Hi, I'm looking into gbuffer as it is saving additional image channels. I want to be able to

Jul 19

Jun 22

An article arguing in favor of Schlick's approximation in RGB renderers

Hello guys and gals, Decided that this could be interesting for you, especially for those like me who

unread,

An article arguing in favor of Schlick's approximation in RGB renderers

Hello guys and gals, Decided that this could be interesting for you, especially for those like me who

Jun 22

Zohar Levi, Matt Pharr5

May 11

Okay, thanks. On 11/5/21 12:27, Matt Pharr wrote: > On Mon, May 10, 2021 at 6:56 AM Zohar Levi

unread,

Okay, thanks. On 11/5/21 12:27, Matt Pharr wrote: > On Mon, May 10, 2021 at 6:56 AM Zohar Levi

May 11

Matt Pharr, lingling fan_focus3

May 11

git repository of the contents of the online edition of the book

There is not. THanks, Matt On Tue, May 11, 2021 at 7:58 AM lingling fan_focus <linglingfan.focus@

unread,

git repository of the contents of the online edition of the book

There is not. THanks, Matt On Tue, May 11, 2021 at 7:58 AM lingling fan_focus <linglingfan.focus@

May 11

Aleksandar Babic

May 10

Projection Light with lenses?

Hi, Any ideas/suggestion on how one would go about adding lenses to projection lights? This would

unread,

Projection Light with lenses?

Hi, Any ideas/suggestion on how one would go about adding lenses to projection lights? This would

May 10

Aleksandar Babic, Matt Pharr3

May 7

Can one specify sampled SPD for light sources?

Many thanks for the hint. Cheers Matt. On Thu, May 6, 2021 at 4:10 PM Matt Pharr <matt.pharr@gmail

unread,

Can one specify sampled SPD for light sources?

Many thanks for the hint. Cheers Matt. On Thu, May 6, 2021 at 4:10 PM Matt Pharr <matt.pharr@gmail

May 7

Aleksandar Babic, Matt Pharr3

May 7

How to obtain Bayer RAW image for a scene

This seems like good approach. Many thanks Matt. On Thu, May 6, 2021 at 4:05 PM Matt Pharr <matt.

unread,

How to obtain Bayer RAW image for a scene

This seems like good approach. Many thanks Matt. On Thu, May 6, 2021 at 4:05 PM Matt Pharr <matt.

May 7

Sid Ancha, Matt Pharr2

Apr 13

Online textbook has gone down

We made some changes to the hosting / DNS for the site this morning; I thought everything was working

unread,

Online textbook has gone down

We made some changes to the hosting / DNS for the site this morning; I thought everything was working

Apr 13

Erfan Ahmadi, Un Flic4

Apr 9

Writing my PBR-Renderer as I proceed through the book

Thanks you so much for the details, this is really helpful On Thursday, April 8, 2021 at 10:29:53 PM

unread,

Writing my PBR-Renderer as I proceed through the book

Thanks you so much for the details, this is really helpful On Thursday, April 8, 2021 at 10:29:53 PM

Apr 9

Un Flic, Greg Humphreys3

Apr 7

Would somebody help me with equation 14.1 ?

Hello Greg, Thank you for your input. I think I figured it out, thanks to "Microfacet Models for

unread,

Would somebody help me with equation 14.1 ?

Hello Greg, Thank you for your input. I think I figured it out, thanks to "Microfacet Models for

Apr 7

Volodymyr Kachurovskyi, … Sid Ancha4

Apr 2

Some bugs related to refractive materials

Hi, Have these bugs (specifically #3) been fixed? Equation 16.6 in the book (LINK) seems to have

unread,

Some bugs related to refractive materials

Hi, Have these bugs (specifically #3) been fixed? Equation 16.6 in the book (LINK) seems to have

Apr 2

Mar 29

How to implement alpha or green screen?

Hi, I'm trying to achieve something like in this thread: https://groups.google.com/g/pbrt/c/

unread,

How to implement alpha or green screen?

Hi, I'm trying to achieve something like in this thread: https://groups.google.com/g/pbrt/c/

Mar 29

Matt Pharr, Jan Walter3

Feb 23

Looking For A Scene For the Cover of Physically Based Rendering, 4ed

BTW the gaps in the roof are not modelled but created by a texture for opacity/transparency ... On 2/

unread,

Looking For A Scene For the Cover of Physically Based Rendering, 4ed

BTW the gaps in the roof are not modelled but created by a texture for opacity/transparency ... On 2/

Feb 23

Andreas Wendleder, Matt Pharr3

Feb 11

Error in v3 scenes.

There also are a few warnings: pbrt-v3-scenes/ecosys/geometry.pbrt:161:0: Warning: Material "

unread,

Error in v3 scenes.

There also are a few warnings: pbrt-v3-scenes/ecosys/geometry.pbrt:161:0: Warning: Material "

Feb 11

Jan 21

pbrt-v4 support in assimp!

I'm happy to report that support for exporting to pbrt-v4's scene description format has just

unread,

pbrt-v4 support in assimp!

I'm happy to report that support for exporting to pbrt-v4's scene description format has just

Jan 21

Jan 20

Disney BRDF -- Transmissive Materials

Hi, I'm trying to understand the pbrt v3 implementation of the Disney BRDF, specifically how it

unread,

Disney BRDF -- Transmissive Materials

Hi, I'm trying to understand the pbrt v3 implementation of the Disney BRDF, specifically how it

Jan 20

卡卡西, Matt Pharr3

Jan 17

When new edition pbrt book will be available，really looking forward to it

Greate，glad to hear that. 在2021年1月5日星期二 UTC+8 上午9:20:14<Matt Pharr> 写道： Great question. :-)

unread,

When new edition pbrt book will be available，really looking forward to it

Greate，glad to hear that. 在2021年1月5日星期二 UTC+8 上午9:20:14<Matt Pharr> 写道： Great question. :-)

Jan 17

Andreas Wendleder

Jan 14

PBRT-inspired renderer

Hi! I just finished a blog post about rendering Moana with my renderer, gonzales, written in Swift

unread,

PBRT-inspired renderer

Hi! I just finished a blog post about rendering Moana with my renderer, gonzales, written in Swift

Jan 14

Jan 3

3.9.4 - Managing Rounding Error - Equation 3.14

Hello dear friends of rendering, I was reading section 3.9.4 - Managing Rounding Error of PBRT book

unread,

3.9.4 - Managing Rounding Error - Equation 3.14

Hello dear friends of rendering, I was reading section 3.9.4 - Managing Rounding Error of PBRT book

Jan 3

Patrick Walz, Matt Pharr2

12/18/20

XYZMatchingPDF and SampleXYZMatching

Those are from this paper; it's a fit to the sum of the XYZ matching functions. Radziszewski, M.,

unread,

XYZMatchingPDF and SampleXYZMatching

Those are from this paper; it's a fit to the sum of the XYZ matching functions. Radziszewski, M.,

12/18/20

joey keys, … Jan Walter6

12/8/20

blender addon for pbrt

Hi Jan and Jiayin, Your ideas are great, definitely will do on my own pbrt branch, actually I started

unread,

blender addon for pbrt

Hi Jan and Jiayin, Your ideas are great, definitely will do on my own pbrt branch, actually I started

12/8/20

11/20/20

Unable to trace pbrt in Debug mode

Hi, i'm new on PBRT but i would like to understand how it works. I bought the book '

unread,

Unable to trace pbrt in Debug mode

Hi, i'm new on PBRT but i would like to understand how it works. I bought the book '

11/20/20

Marin Leo Ljepotic, … Jan Walter4

11/4/20

Advice on starting with pbrt

Thank you very much for your insight guys! I'll be sure to play around with provided code and try

unread,

Advice on starting with pbrt

Thank you very much for your insight guys! I'll be sure to play around with provided code and try

11/4/20

Daniel Blezek, … Jan Hardenbergh5

9/9/20

Physically based volume rendering

Thank you both for the replies. I've been deep in the world of OSPRay trying to get something

unread,

Physically based volume rendering

Thank you both for the replies. I've been deep in the world of OSPRay trying to get something

9/9/20

9/2/20

Question on using r_optical for tabulated BSSRDF

I am not able to understand the logic behind this snippet from third edition in section 11.4.2 (

unread,

Question on using r_optical for tabulated BSSRDF

I am not able to understand the logic behind this snippet from third edition in section 11.4.2 (

9/2/20

Matt Pharr, … Jim Price6

8/29/20

pbrt-v4 early access release

Howdy all, For those of you that maintain either public or private exporters for pbrt I've put

unread,

pbrt-v4 early access release

Howdy all, For those of you that maintain either public or private exporters for pbrt I've put

8/29/20

Search

Clear search

Close search

Google apps

Main menu