[jitter] polygon smoothing with jit.gl.sketch

thanks wes, how would this be supported in jitter? with shaders?

jeremy

On Nov 3, 2007, at 8:00 PM, Wesley Smith wrote:

> polygon smoothing doesn't work on OSX in general.  If you want
> antialiasing on geometry you have to use fsaa.
>
> wes
>
> On 11/3/07, Jeremy Rotsztain <jeremy at mantissa.ca> wrote:
>>
>> has anybody figured out how to enable polygon smoothing?
>>
>> i'm trying to implement the following code (from the red book,  
>> http://
>> www.glprogramming.com/red/chapter06.html#name2).
>>
>>     glCullFace (GL_BACK);
>>     glEnable (GL_CULL_FACE);
>>     glBlendFunc (GL_SRC_ALPHA_SATURATE, GL_ONE);
>>     glClearColor (0.0, 0.0, 0.0, 0.0);
>>
>>   glClear (GL_COLOR_BUFFER_BIT);
>>        glEnable (GL_BLEND);
>>        glEnable (GL_POLYGON_SMOOTH);
>>        glDisable (GL_DEPTH_TEST);
>>
>>
>>
>> here's the message i'm sending to jit.gl.sketch (i'm using ortho
>> projection)
>>
>> reset, glmatrixmode projection, glloadidentity,
>> glortho 0. 640. 480. 0. -5. 5., glmatrixmode modelview,  
>> glloadidentity,
>> glcullface 2, glenable cull_face,  glblendfunc 10
>> 1, glclearcolor 0. 0. 0. 0., glclear, glenable blend,   glenable
>> polygon_smooth, gldisable depth_test, glcolor 1. 1. 1. 1.,
>> dim 200 200, glpushmatrix, glbegin quads, gltexcoord 0. 1.,  
>> glvertex 91
>> 135, gltexcoord 1. 1., glvertex 339 154,
>> gltexcoord 1. 0., glvertex 335 380, gltexcoord 0. 0., glvertex 75  
>> 367,
>> glend, glpopmatrix,
>>
>> am i using the wrong clear function? the red book recommentds
>> color_buffer_bit, but it's not clear how to access it.
>>
>> thanks,
>>
>> jeremy
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