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Comments:
<0> holy ****, someone ported some of my software to amiga os4 <1> How do I get a coordinate system that is bigger than 1 in each direction? <2> hi -- does anyone know what happened to atis PN triangle extension and how opengl does PN triangles now?
<2> is there infact a way to do PN in hardware now? <3> taj, if you are talking about ATI's Truform extension then no, they dropped the hardware support for that. Since the Radeon 9xxx everything is done in software <3> taj, and the other vendors don't support the extension <2> so there is no opengl API support for PN? <4> There's support for implementations that support the capability, through an extension <2> is the extension ARB or ati? <4> ATI <2> agh <2> Im guessing rendering to a vertex buffer throiugh a vertex shader is the way we are meant to do this now??? <3> no need to use a vertex shader, you may want to use it if you want to just render your stuff. But if you need the information back to do collisions or whatever then it would be better not to use a vertex shader <2> fishman - trhanks foir the help...all Im trying to do is to submit normal OGL triangles and expand them into a bigger mesh - can I do that with just a vertex shader...can a vertex shader create more than one output vertex per input? <2> ah I found it - its a proposal for geometry shaders in opengl 3.0
<2> hmmm doesnt help me much today :-( <5> What do you call glPushAttrib with to save the current notion of color masks? GL_CURRENT_BIT? <6> color mask? <6> You mean the glColorMask state? <6> Probably GL_COLOR_BUFFER_BIT, but I'm not sure. <6> Easy to verify though. Push the attribute, and check with glGetBooleanv and GL_COLOR_WRITEMASK. <6> http://www.mevis.de/opengl/glPushAttrib.html <6> According to this reference, GL_COLOR_BUFFER_BIT should work. <5> thank you <7> hey <8> hi <7> General graphics question.. I drew a 3 table, and with the default view, I just see the near side of the table, which just looks like a rectangle. What would the rotation be to look down at the table like you're looking down at your computer desk at an angle? my rotations seem to just rotate that actual front view rectangle no matter what i do
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