User trichoplax

13

34

votes

4

answers

2k

views

Are there common materials that aren't represented well by RGB?

color

Aug 30 '15 at 20:19 Community♦ 1

16

22

votes

3

answers

7k

views

Is Russian Roulette really the answer?

monte-carlo pathtracing

Nov 2 '17 at 0:35 Pseudonym 706

2

17

votes

2

answers

533

views

Is gamma still important to take into account?

color gamma compatibility

Aug 19 '18 at 20:03 Matthias 984

3

17

votes

1

answer

5k

views

Why is recursion forbidden in OpenCL?

raytracing opencl gpgpu

Aug 29 '15 at 2:17 Nathan Reed 21k

4

15

votes

1

answer

379

views

Is all grid based noise inevitably anisotropic?

noise grid

Nov 3 '15 at 14:48 Community♦ 1

14

votes

1

answer

210

views

How can I model distant rain?

atmospherics offline animation fog

Aug 10 '15 at 9:12 jozxyqk 599

1

13

votes

4

answers

535

views

How can I raytrace a scene that does not fit into memory?

raytracing memory

May 25 '20 at 7:56 v.oddou 603

2

13

votes

1

answer

572

views

Why is it twice as expensive to make a noise function that can be tiled?

algorithm noise

Nov 3 '15 at 14:51 Nero 1,160

2

12

votes

1

answer

911

views

How does a 2D Fourier Transform of an image work?

noise fourier-transform

Nov 3 '15 at 19:18 Community♦ 1

2

12

votes

1

answer

316

views

Polarising reflection and refraction for a wrap around water surface

raytracing physically-based reflection refraction

Aug 11 '15 at 5:45 John Calsbeek 3,772

11

votes

3

answers

392

views

How can I concentrate points in areas of higher curvature?

algorithm triangulation

May 19 '17 at 8:22 peterh 111

3

11

votes

4

answers

2k

views

Does it matter whether I learn OpenGL or Direct3D?

opengl api direct3d

May 30 '16 at 17:48 Andreas 359

1

11

votes

2

answers

2k

views

Could a hexagonal pixel array store an image more efficiently?

pixels memory

Mar 25 '16 at 21:25 supercat 181

1

11

votes

3

answers

386

views

Is a Lambertian reflector illuminated by a smaller fraction of the incident radiation when it's tilted?

shading

Nov 23 '15 at 13:16 Dan Hulme 6,255

1

11

votes

1

answer

298

views

Which effects do I need to take into account for the iris of the eye?

photo-realistic

Sep 23 '15 at 16:24 trichoplax 5,777

3

11

votes

3

answers

549

views

How can I make my ice cubes look real?

refraction transparency photo-realistic

Aug 11 '15 at 23:20 Alan Wolfe 7,121

10

votes

3

answers

579

views

What is the optimal radius of gaussian distribution for determining pixel colour?

sampling pixels

Mar 25 '16 at 21:41 supercat 181

2

10

votes

1

answer

521

views

Can I raytrace gravitational lensing using only a single point source of gravity?

raytracing

Sep 1 '15 at 16:29 imallett 1,680

10

votes

1

answer

139

views

Is depth of field incongruous in a 3D still image?

depth-of-field 3d stereo-rendering

Aug 5 '15 at 17:39 Benedikt Bitterli 2,455

3

9

votes

1

answer

710

views

Modelling Young's double slit experiment

raytracing algorithm physically-based

Aug 7 '15 at 16:52 waldyrious 105

1

8

votes

3

answers

637

views

How can I create a bounding volume hierarchy for constantly moving objects?

real-time bounding-volume-hierarchy

Dec 14 at 6:38 Tara 121

1

8

votes

1

answer

176

views

Is the demoscene a source of advancements in computer graphics? [closed]

demoscene

Aug 28 '15 at 15:05 Alan Wolfe 7,121

8

votes

2

answers

84

views

Is there a way to achieve the look of a distant flock or shoal without full simulation?

real-time

Aug 22 '15 at 8:02 Mokosha 1,064

1

8

votes

1

answer

123

views

Is there an established method of approximating dust distribution on surfaces?

distribution

Aug 18 '15 at 18:22 Community♦ 1

1

8

votes

1

answer

174

views

Can I determine the pixel geometry programmatically?

webgl javascript

Aug 11 '15 at 5:26 John Calsbeek 3,772

1

8

votes

2

answers

1k

views

Is long term continuous use of GPGPU safe for my GPU?

gpu

Aug 7 '15 at 18:57 Mark 1,452

1

8

votes

1

answer

112

views

What are the side effects of biasing brightness in continuous spectrum raytracing?

raytracing color

Aug 5 '15 at 22:04 Nathan Reed 21k

1

7

votes

2

answers

2k

views

Am I missing something for ambient occlusion?

raytracing ambient-occlusion shadow

Oct 9 '15 at 1:44 v.oddou 603

1

7

votes

2

answers

224

views

How can I detect edges between different colours of the same brightness?

color algorithm edge-detection

Aug 9 '15 at 17:03 psicomante 540

7

votes

1

answer

195

views

Can I use several GPUs for a grid multi screen image?

gpu

Aug 8 '15 at 7:46 Nathan Reed 21k

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36 Questions

Are there common materials that aren't represented well by RGB?

Is Russian Roulette really the answer?

Is gamma still important to take into account?

Why is recursion forbidden in OpenCL?

Is all grid based noise inevitably anisotropic?

How can I model distant rain?

How can I raytrace a scene that does not fit into memory?

Why is it twice as expensive to make a noise function that can be tiled?

How does a 2D Fourier Transform of an image work?

Polarising reflection and refraction for a wrap around water surface

How can I concentrate points in areas of higher curvature?

Does it matter whether I learn OpenGL or Direct3D?

Could a hexagonal pixel array store an image more efficiently?

Is a Lambertian reflector illuminated by a smaller fraction of the incident radiation when it's tilted?

Which effects do I need to take into account for the iris of the eye?

How can I make my ice cubes look real?

What is the optimal radius of gaussian distribution for determining pixel colour?

Can I raytrace gravitational lensing using only a single point source of gravity?

Is depth of field incongruous in a 3D still image?

Modelling Young's double slit experiment

How can I create a bounding volume hierarchy for constantly moving objects?

Is the demoscene a source of advancements in computer graphics? [closed]

Is there a way to achieve the look of a distant flock or shoal without full simulation?

Is there an established method of approximating dust distribution on surfaces?

Can I determine the pixel geometry programmatically?

Is long term continuous use of GPGPU safe for my GPU?

What are the side effects of biasing brightness in continuous spectrum raytracing?

Am I missing something for ambient occlusion?

How can I detect edges between different colours of the same brightness?

Can I use several GPUs for a grid multi screen image?