cs418sp12

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4/29/12

can someone share a coarse mesh 'I'?

if that is a ok...just to save some time to manually make that... -- Yi Cheng University of Illinois

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can someone share a coarse mesh 'I'?

if that is a ok...just to save some time to manually make that... -- Yi Cheng University of Illinois

4/29/12

Chen Wang, leaf3

4/29/12

Why does "I" just explode?

Thanks! I just found out that I forgot to initialise the velocity of particles. On Sun, Apr 29, 2012

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Why does "I" just explode?

Thanks! I just found out that I forgot to initialise the velocity of particles. On Sun, Apr 29, 2012

4/29/12

4/20/12

Human Face Video Mapping (super cool)

http://vimeo.com/39697056

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Human Face Video Mapping (super cool)

http://vimeo.com/39697056

4/20/12

Nathan, … Marsan, Robert Joseph4

4/20/12

Formula for Centroid of a triangle

officially it's stated that you should use the centroid, but my guess is that averaging the

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Formula for Centroid of a triangle

officially it's stated that you should use the centroid, but my guess is that averaging the

4/20/12

4/18/12

Catmull-Clark: Quads vs Triangles

A lot of resources online say that using triangles for Catmull-Clark will not achieve the correct

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Catmull-Clark: Quads vs Triangles

A lot of resources online say that using triangles for Catmull-Clark will not achieve the correct

4/18/12

Shpendi Jashari, … Marsan, Robert Joseph6

4/10/12

make sure you are loading in your z values correctly. From: cs41...@googlegroups.com [cs418sp12@

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make sure you are loading in your z values correctly. From: cs41...@googlegroups.com [cs418sp12@

4/10/12

Steven Pearson, … Marsan, Robert Joseph3

4/9/12

See Through Teapot

that'd be my suggestion as well. Check the discussion notes about MP3 for some tips.

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See Through Teapot

that'd be my suggestion as well. Check the discussion notes about MP3 for some tips.

4/9/12

Yi Cheng, Hamid Jahani2

4/8/12

Thanks for sharing! On Sat, Apr 7, 2012 at 2:18 PM, Yi Cheng <yich...@illinois.edu> wrote: i

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Thanks for sharing! On Sat, Apr 7, 2012 at 2:18 PM, Yi Cheng <yich...@illinois.edu> wrote: i

4/8/12

jahanim1, … Marsan, Robert Joseph4

4/7/12

Multi Texture Mapping

That's a great link, thanks for sharing. ________________________________________ From: cs418sp12

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Multi Texture Mapping

That's a great link, thanks for sharing. ________________________________________ From: cs418sp12

4/7/12

Yi Cheng, Marsan, Robert Joseph4

4/7/12

texture & environment mapping question

Like I've said in discussion, there are ways, but they are beyond my knowledge (and my ability to

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texture & environment mapping question

Like I've said in discussion, there are ways, but they are beyond my knowledge (and my ability to

4/7/12

jingrui, Robert Burke2

4/3/12

how to show if I have light on?

Set it up so that you can toggle the lighting. Then look for differences between it being on and off.

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how to show if I have light on?

Set it up so that you can toggle the lighting. Then look for differences between it being on and off.

4/3/12

Marsan, Robert Joseph

4/2/12

GLSL cheat sheet

here's a handy cheat sheet for those of you using GLSL. it techincally uses an old version (110,

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GLSL cheat sheet

here's a handy cheat sheet for those of you using GLSL. it techincally uses an old version (110,

4/2/12

Yi Cheng, … shenm...@gmail.com5

4/2/12

unable to set up texture

don't think you can do glTexCoord2f(511511) without setting GL_REPEAT on T as well On Mar 19, 11:

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unable to set up texture

don't think you can do glTexCoord2f(511511) without setting GL_REPEAT on T as well On Mar 19, 11:

4/2/12

3/25/12

segfault on sample code

I was trying to familiarize myself with shader, but after I compiled the sample code given on the

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segfault on sample code

I was trying to familiarize myself with shader, but after I compiled the sample code given on the

3/25/12

jingrui, Marsan, Robert Joseph4

3/24/12

what's the command in the terminal to relate a shader with a obejct or %.cpp?

I'm not familiar with any program. Did you see it in class/discussion? From: cs418sp12@

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what's the command in the terminal to relate a shader with a obejct or %.cpp?

I'm not familiar with any program. Did you see it in class/discussion? From: cs418sp12@

3/24/12

Yi Cheng, Marsan, Robert Joseph2

3/22/12

feeling artistic

beautiful. From: cs41...@googlegroups.com [cs41...@googlegroups.com] on behalf of Yi Cheng [

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feeling artistic

beautiful. From: cs41...@googlegroups.com [cs41...@googlegroups.com] on behalf of Yi Cheng [

3/22/12

3/22/12

imageData alignment

got it. nvm. On Thu, Mar 22, 2012 at 4:35 PM, Yi Cheng <yich...@illinois.edu> wrote: How

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imageData alignment

got it. nvm. On Thu, Mar 22, 2012 at 4:35 PM, Yi Cheng <yich...@illinois.edu> wrote: How

3/22/12

jingrui, Yi Cheng3

3/22/12

why there are four groups of data in the obj file?

typo: //you need to look at the vertices below f 1 2 3 means v1 v2 v3 forms a triangle -> //you

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why there are four groups of data in the obj file?

typo: //you need to look at the vertices below f 1 2 3 means v1 v2 v3 forms a triangle -> //you

3/22/12

jingrui, Chen Wang2

3/21/12

how to load the triangle mesh into cpp file or how should I get the information in that obj file?

This link may help you understand .obj format: http://en.wikipedia.org/wiki/Wavefront_.obj_file For

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how to load the triangle mesh into cpp file or how should I get the information in that obj file?

This link may help you understand .obj format: http://en.wikipedia.org/wiki/Wavefront_.obj_file For

3/21/12

jingrui, Yi Cheng3

3/15/12

Is the P in shadow buffer process WPV is perspective projection or perspective distortion?

I think it must be distortion because we want to compare the z value and the projection will result

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Is the P in shadow buffer process WPV is perspective projection or perspective distortion?

I think it must be distortion because we want to compare the z value and the projection will result

3/15/12

3/15/12

a sort on x more specifically On Thu, Mar 15, 2012 at 12:05 AM, Yi Cheng <yich...@illinois.edu

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a sort on x more specifically On Thu, Mar 15, 2012 at 12:05 AM, Yi Cheng <yich...@illinois.edu

3/15/12

shenm...@gmail.com, … Marsan, Robert Joseph4

3/13/12

thanks On Mar 13, 2:59 am, "Marsan, Robert Joseph" <mars...@illinois.edu> wrote: >

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thanks On Mar 13, 2:59 am, "Marsan, Robert Joseph" <mars...@illinois.edu> wrote: >

3/13/12

leaf, Marsan, Robert Joseph2

3/12/12

Is shader less efficient than the conventional way?

a well written shader should be quite fast. it's a difficult question, as shaders can do many

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Is shader less efficient than the conventional way?

a well written shader should be quite fast. it's a difficult question, as shaders can do many

3/12/12

3/9/12

Will solution to exam1 be posted?

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Will solution to exam1 be posted?

3/9/12

jingrui, … Yi Cheng4

3/5/12

question about roll

http://en.wikipedia.org/wiki/File:Rollpitchyawplain.png On Mon, Mar 5, 2012 at 11:49 AM, leaf <

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question about roll

http://en.wikipedia.org/wiki/File:Rollpitchyawplain.png On Mon, Mar 5, 2012 at 11:49 AM, leaf <

3/5/12

Yi Cheng, Marsan, Robert Joseph3

3/4/12

how's fps being controlled in mp2?

it works after i deleted it and added the timer function. thanks a lot! On Sun, Mar 4, 2012 at 12:18

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how's fps being controlled in mp2?

it works after i deleted it and added the timer function. thanks a lot! On Sun, Mar 4, 2012 at 12:18

3/4/12

hamidrez...@gmail.com, … RJ Marsan3

3/4/12

Superimposing in OpenGL

You'd need to render it to a texture first, then superimpose the textures on eachother. this may

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Superimposing in OpenGL

You'd need to render it to a texture first, then superimpose the textures on eachother. this may

3/4/12

leaf, hamidrez...@gmail.com2

2/27/12

Viewer and Light source not on the same side?

I'm not sure whether it's a typo or he really meant it! On Feb 26, 12:06 am, leaf <yedong.

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Viewer and Light source not on the same side?

I'm not sure whether it's a typo or he really meant it! On Feb 26, 12:06 am, leaf <yedong.

2/27/12

Nathan, … Tong3

2/26/12

Possible typo on 1D

I think it depends on the homogeneous coordinates for vectors. If it's 0, then Rr = (1,0,0,0) On

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Possible typo on 1D

I think it depends on the homogeneous coordinates for vectors. If it's 0, then Rr = (1,0,0,0) On

2/26/12

2/26/12

Re: Exam Link Broken

Try it again. I just tried. The link is not broken at all. If you log in with your netid and password

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Re: Exam Link Broken

Try it again. I just tried. The link is not broken at all. If you log in with your netid and password

2/26/12

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