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Search took 0.14 seconds. Search: Posts Made By: Jallen
Forum: 3D Architectures & Chips 08-Sep-2005, 21:31
Replies: 80
Views: 8,205
Posted By Jallen
The blur render targets are getting converted to...

The blur render targets are getting converted to 8 bit (see RGBA16 in http://developer.nvidia.com/object/nv_ogl_texture_formats.html), try using RGBA16F.
Forum: 3D Architectures & Chips 13-Nov-2004, 08:52
Replies: 32
Views: 3,712
Posted By Jallen
Its definitely only capable of DirectX 8.1 level...

Its definitely only capable of DirectX 8.1 level pixel shaders. Half-life 2 is still possible on the XBox because it doesn't require DirectX 9 level shaders, it has a DX8 rendering backend.
Forum: 3D Architectures & Chips 31-Aug-2004, 22:13
Replies: 33
Views: 4,210
Posted By Jallen
The light source doesn't show up on NVIDIA GPUs...

The light source doesn't show up on NVIDIA GPUs because the texture combine mode is set to modulate the primary color with the texture. NVIDIA's GLSL implementation aliases the primary color with...
Forum: 3D Architectures & Chips 31-Aug-2004, 06:36
Replies: 33
Views: 4,210
Posted By Jallen
Nope, on the 61.77 drivers in Win2k, there is no...

Nope, on the 61.77 drivers in Win2k, there is no support for WGL_ARB_pixel_format.[/quote]

Been supported in NVIDIA drivers for quite a while:...
Forum: 3D Architectures & Chips 31-Aug-2004, 04:54
Replies: 33
Views: 4,210
Posted By Jallen
Yes, changing the pfd to include alpha bits makes...

Yes, changing the pfd to include alpha bits makes it run correctly on my 6800.


Doesn't work for me, my manually modified version does.

I believe line 86 needs to get changed to this:
...
Forum: 3D Architectures & Chips 31-Aug-2004, 03:29
Replies: 33
Views: 4,210
Posted By Jallen
Change line 59 in OpenGLApp.cpp to this: ...

Change line 59 in OpenGLApp.cpp to this:

pf.alphaBits, 0,
otherwise you won't get an alpha channel in the pixelformat.
Forum: 3D Technology & Algorithms 02-Aug-2004, 04:29
Replies: 6
Views: 1,731
Posted By Jallen
Yes, Cg 1.3 will have support for the vp40...

Yes, Cg 1.3 will have support for the vp40 (NV_vertex_program3) and fp40 (NV_fragment_program2) profiles.
Forum: 3D Technology & Algorithms 10-Jun-2004, 21:53
Replies: 12
Views: 1,962
Posted By Jallen
There is a known issue with RenderMonkey 1.5 and...

There is a known issue with RenderMonkey 1.5 and the current public NVIDIA drivers. A fix for this problem will be available in a future driver.

Developers participating in our registered...
Forum: 3D Architectures & Chips 12-Apr-2004, 20:14
Replies: 6
Views: 1,715
Posted By Jallen
Actually ps3.0 only provides the x,y screen...

Actually ps3.0 only provides the x,y screen position, not the z or 1/w. In OpenGL with ARB_fragment_program or GLSL you get all four values.

From the DX9 docs:
Forum: 3D Architectures & Chips 07-Apr-2004, 21:49
Replies: 35
Views: 3,443
Posted By Jallen
Try the 56.72 drivers.

Try the 56.72 drivers.
Forum: 3D Architectures & Chips 06-Nov-2003, 02:59
Replies: 15
Views: 1,803
Posted By Jallen
The OpenGL shading language is not part of OpenGL...

The OpenGL shading language is not part of OpenGL 1.5, they are optional ARB extensions.
Forum: 3D Architectures & Chips 24-Jun-2003, 03:11
Replies: 10
Views: 3,405
Posted By Jallen
It doesn't really use any DX9 hardware features,...

It doesn't really use any DX9 hardware features, just uses the DX9 API. I believe it will even run on a GeForce 2.
Forum: 3D Architectures & Chips 05-May-2003, 23:58
Replies: 26
Views: 2,730
Posted By Jallen
That error isn't caused by the shader, its caused...

That error isn't caused by the shader, its caused by the cubemap issue I reported earlier.
Forum: 3D Architectures & Chips 04-May-2003, 22:56
Replies: 26
Views: 2,730
Posted By Jallen
Humus, in OpenGLRenderer::uploadTexture...

Humus, in OpenGLRenderer::uploadTexture (OpenGLRenderer.cpp) the demo calls glTexParameteri twice with a target of GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB which causes an INVALID_ENUM error. The correct...
Forum: 3D Architectures & Chips 14-Mar-2003, 23:39
Replies: 9
Views: 1,978
Posted By Jallen
That card is like a year old...

That card is like a year old...
Forum: 3D Architectures & Chips 19-Feb-2003, 21:42
Replies: 30
Views: 3,231
Posted By Jallen
D3DFMT_G16R16 is supported on GF3+

D3DFMT_G16R16 is supported on GF3+
Forum: 3D Architectures & Chips 19-Feb-2003, 19:17
Replies: 30
Views: 3,231
Posted By Jallen
Hmm, that texture format should be supported by...

Hmm, that texture format should be supported by GF3 and up, its the same as the HILO16 format in OpenGL which comes with the NV_texture_shader extension.
Forum: 3D Architectures & Chips 05-Feb-2003, 17:34
Replies: 11
Views: 1,454
Posted By Jallen
DirectX 9.1 will be a SDK update only, offering...

DirectX 9.1 will be a SDK update only, offering an updated version of the HLSL compiler and documentation updates.
Forum: 3D Architectures & Chips 31-Jan-2003, 20:32
Replies: 30
Views: 2,739
Posted By Jallen
Yes, it should definitely never be used in a...

Yes, it should definitely never be used in a production environment :)
Forum: 3D Architectures & Chips 31-Jan-2003, 20:22
Replies: 30
Views: 2,739
Posted By Jallen
I think there have been some discussions here on...

I think there have been some discussions here on this before...(Humus?) on the merits or lack therof being being able to read the framebuffer. Apparently, IHVs don't like it. ;)[/quote]

You can...
Forum: 3D Architectures & Chips 25-Jan-2003, 00:56
Replies: 14
Views: 1,704
Posted By Jallen
yes...

yes (http://developer.nvidia.com/view.asp?IO=ogl_gameoflife) :)
Forum: 3D Architectures & Chips 20-Nov-2002, 22:03
Replies: 6
Views: 1,352
Posted By Jallen
Thats what Quartz Exteme is, it shipped in...

Thats what Quartz Exteme is, it shipped in Jaguar. Those extensions are all so that Apple can do fast 2D in OpenGL.
Forum: 3D Architectures & Chips 18-Nov-2002, 20:38
Replies: 75
Views: 7,245
Posted By Jallen
Thats not a MHz speed rating...

Thats not a MHz speed rating...
Forum: 3D Architectures & Chips 25-Oct-2002, 17:19
Replies: 15
Views: 2,290
Posted By Jallen
Is there an extension spec for that somewhere?

Is there an extension spec for that somewhere?
Forum: 3D Architectures & Chips 25-Oct-2002, 06:32
Replies: 15
Views: 2,290
Posted By Jallen
Cg won't magically make an application run on a...

Cg won't magically make an application run on a card that doesn't support the necessary extensions. Especially extensions that have nothing to do with Cg such as NV_float_buffer, which is for high...
Showing results 1 to 25 of 25

 
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