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Type: Posts; User: Easy Architect 3D

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  1. Replies
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    Re: can not access Texture Unit2

    Are you using an Intel driver/card? I've found similar problems on shaders that use tha second TU, especially with texture coordinates...
  2. Replies
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    Re: cube shadow mapping

    ...sound easy... :p
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    2,179

    Re: cube shadow mapping

    Thank you.

    Is there any code example I can use?

    Delle
  4. Replies
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    2,179

    cube shadow mapping

    Hi, is it possible to implement cube shadow mapping in opengl (especially with GLSL).

    I've found examples with DirectX but not with OpenGL.

    Thank you.

    Delle
  5. Re: NVIDIA: Read depth component with multisample

    ...of course it is only a Gf 6200 ;)

    Please can you explain more? I've no chance to read deep values with "GL_NV_multisample_filter_hint" on? Or there is a trick I can use ?

    Thank you
  6. Re: NVIDIA: Read depth component with multisample

    I've discovered that the problem is present only if I use the extension "GL_NV_multisample_filter_hint", such as:

    glHint(GL_MULTISAMPLE_FILTER_HINT_NV,GL_NICEST);

    or
    ...
  7. Help with SpotLight and NVidia Cg Language

    Hi, I'm trying to write a vertex shader that emulates the fixed function pipeline but using phong lighting.

    The problem is in the code that computes the "Spot Attenuation". I use an ATI 9600 card...
  8. ATI: 3DLabs GLSL ShaderGen not working

    Hi everybody, I've an ATI 9600 card with the last drivers (7.10) and I've tried to use the program "3DLabs GLSL ShaderGen".

    It seams that only one light is working, or better, all the lights,...
  9. Re: NVIDIA: Read depth component with multisample ON

    I'm drawing in the main frame buffer and I have a 7900GT card with one of the latest driver. Don't know now (I'm at work).
  10. NVIDIA: Read depth component with multisample ON

    Hi, With an NVidia card I'm not able to read the depth value of a fragment with multisample activated. With a ATI card seems to work.

    I use the glReadPixels API with GL_DEPTH_COMPONENT and...
  11. 3DLabs GLSL ShaderGen not working on ATI

    Hi everybody, I've an ATI 9600 card with the last drivers (7.10) and I've tried to use the program "3DLabs GLSL ShaderGen".

    It seams that only one light is working, or better, all the lights,...
  12. ATI 9600 gl_LightSource[i] data missing ? (i>0)

    I'm using the ATI 9600 GT card with GLSL. I've the Catalyst 7.9 drivers on it.

    It seams that only one light is available via gl_LightSource[] struct.

    If I use gl_LightSource[1] or...
  13. Differences between GLSL 1.00 and 1.10

    What are the language differences between the OpenGL Shading Language 1.00 and 1.10?

    Are there unsupported commands? Syntax differences? ...

    Thank you

    Easy Architect 3D
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