How to turn a Factor's 4X4 matrix to C array (I need a pointer float*) in column-major order? https://en.wikipedia.org/wiki/Row-_and_column-major_order Thank you.
George сб, 29 мая 2021 г. в 21:37, George Cherevichenko < george.chereviche...@gmail.com>: > Simple examples without matrices. > Triangle with glDrawArrays > https://pastebin.com/QNgGuM2B > Rectangle with glDrawElements > https://pastebin.com/cxDvwyqj > > George > > сб, 29 мая 2021 г. в 02:56, <sf.alexi...@spamgourmet.com>: > >> "Generic word my-tuple-field<< does not define a method for the fixnum >> class. Dispatching on object: 1" >> What does it mean? >> >> >> It means you called `1 obj >>my-tuple-field` instead of `obj 1 >> >>my-tuple-field`. >> >> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ >> On Saturday, May 29th, 2021 at 1:47 AM, George Cherevichenko - >> george.chereviche...@gmail.com >> <sf.alexilin.47a524cc51.george.cherevichenko#gmail....@ob.0sg.net> wrote: >> >> "Generic word my-tuple-field<< does not define a method for the fixnum >> class. Dispatching on object: 1" >> What does it mean? >> Now I can draw with glDrawArrays. >> >> George >> >> сб, 22 мая 2021 г. в 17:16, Ken Causey <klcau...@gmail.com>: >> >>> First I should be clear that I claim no special knowledge. I'm more of >>> an interested observer and occasional dabbler with Factor. >>> >>> However, a quick grep turned up these areas that may help further at >>> least in the form of example code: >>> >>> https://github.com/factor/factor/tree/master/basis/opengl >>> https://github.com/factor/factor/tree/master/extra/bunny >>> https://github.com/factor/factor/tree/master/extra/cuda >>> https://github.com/factor/factor/tree/master/extra/gpu >>> https://github.com/factor/factor/tree/master/extra/grid-meshes >>> https://github.com/factor/factor/tree/master/extra/model-viewer >>> >>> On Sat, May 22, 2021 at 8:01 AM George Cherevichenko < >>> george.chereviche...@gmail.com> wrote: >>> >>>> There are three lines of the code which I cannot write in Factor >>>> >>>> glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW); >>>> glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), >>>> (GLvoid*)0); >>>> glEnableVertexAttribArray(0); >>>> >>>> I wanted to use "with-gl-buffer" or "with-vertex-array" from Factor's >>>> opengl vocabulary. Are there examples of using these commands? >>>> >>>> George >>>> >>>> >>>> >>>> >>>> >>>> >>>> сб, 22 мая 2021 г. в 00:46, Doug Coleman <doug.cole...@gmail.com>: >>>> >>>>> It's just C ffi calls right? >>>>> >>>>> On Fri, May 21, 2021 at 4:38 PM George Cherevichenko < >>>>> george.chereviche...@gmail.com> wrote: >>>>> >>>>>> It is VERY outdated. I need OpenGL3.0+ >>>>>> >>>>>> https://learnopengl.com/code_viewer.php?code=getting-started/hellotriangle >>>>>> >>>>>> https://hsto.org/files/709/5ad/69c/7095ad69c2a5431083ec84dc25b35cdb.png >>>>>> >>>>>> George >>>>>> >>>>>> пт, 21 мая 2021 г. в 23:42, Ken Causey <klcau...@gmail.com>: >>>>>> >>>>>>> https://github.com/factor/factor/tree/master/extra/nehe >>>>>>> >>>>>>> On Fri, May 21, 2021 at 3:27 PM George Cherevichenko < >>>>>>> george.chereviche...@gmail.com> wrote: >>>>>>> >>>>>>>> Is there an example? A rotating triangle would be enough. >>>>>>>> >>>>>>>> George >>>>>>>> _______________________________________________ >>>>>>>> Factor-talk mailing list >>>>>>>> Factor-talk@lists.sourceforge.net >>>>>>>> https://lists.sourceforge.net/lists/listinfo/factor-talk >>>>>>>> >>>>>>> _______________________________________________ >>>>>>> Factor-talk mailing list >>>>>>> Factor-talk@lists.sourceforge.net >>>>>>> https://lists.sourceforge.net/lists/listinfo/factor-talk >>>>>>> >>>>>> _______________________________________________ >>>>>> Factor-talk mailing list >>>>>> Factor-talk@lists.sourceforge.net >>>>>> https://lists.sourceforge.net/lists/listinfo/factor-talk >>>>>> >>>>> _______________________________________________ >>>>> Factor-talk mailing list >>>>> Factor-talk@lists.sourceforge.net >>>>> https://lists.sourceforge.net/lists/listinfo/factor-talk >>>>> >>>> _______________________________________________ >>>> Factor-talk mailing list >>>> Factor-talk@lists.sourceforge.net >>>> https://lists.sourceforge.net/lists/listinfo/factor-talk >>>> >>> _______________________________________________ >>> Factor-talk mailing list >>> Factor-talk@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/factor-talk >>> >> >> _______________________________________________ >> Factor-talk mailing list >> Factor-talk@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/factor-talk >> >
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