[GEM-dev] [ pd-gem-Feature Requests-2612731 ] glsl_geometry

[Matthias Neuenhofer]

Am 26.04.2009 um 10:52 schrieb cyrille henry:

>
>
> Matthias Neuenhofer a écrit :
>> the alpha channel differs
>> i think in strip mode you draw the triangles twice or 3 times
> yes, but why is this changing, since i don't use the square  
> geometry, nor it's drawing mode?
> (should use geometry_outType)
>
>
>
>> ------------------------------------------------------------------------
>> i get invalid value on all outtypes and adjacency intype
>> is is working for you?
> did you recompile Gem after my yesterday commit?
yes but with change
void glsl_program:: outtypeMess(GLuint outtype) {
   m_geoOutType=outtype;
   if(m_program && glProgramParameteriEXT) {
      
glProgramParameteriEXT 
(m_program,GL_GEOMETRY_OUTPUT_TYPE_EXT,m_geoOutType);
   }
was before GL_GEOMETRY_INPUT_TYPE_EXT
>
>
> here, it's works.
> here is a patch with better annotation regarding to the combination  
> that works.
>
use the patch with dub - easier to understand the draw types
when you use TRIANGLE_STRIP instead of Strip there is no difference  
between
TRIANGLES draw. Where is Strip defined couldn´t find it - saw it someday
have a look at the patch
matthias


> cyrille
>
>> Matthias
>> Am 25.04.2009 um 23:11 schrieb cyrille henry:
>>> ok.
>>> it now work as it should.
>>> here is a small patch that i used to have a better understanding.
>>>
>>> i still have an interrogation, see in the patch if you could help...
>>>
>>> Cyrille
>>>
>>> cyrille henry a écrit :
>>>> IOhannes m zmoelnig a écrit :
>>>>> cyrille henry wrote:
>>>>> mabye i introduced some problems when i defaulted to "triangles"
>>>> yep, i think so :
>>>> void glsl_program:: outtypeMess(GLuint outtype) {
>>>> m_geoInType=outtype;
>>>> if(m_program && glProgramParameteriEXT) {
>>>>   
>>>> glProgramParameteriEXT 
>>>> (m_program,GL_GEOMETRY_INPUT_TYPE_EXT,m_geoOutType);
>>>> }
>>>> }
>>>> i think :   m_geoInType=outtype; is a copy/paste typo and should  
>>>> be :   m_geoOutType=outtype;
>>>> that could explain my problems...
>>>> fixed in svn.
>>>> Cyrille
>>>>
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