topic Re: GLES Vivante GPU in i.MX6 doesn't support glMapBuffer in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/GLES-Vivante-GPU-in-i-MX6-doesn-t-support-glMapBuffer/m-p/353048#M49219 <HTML><HEAD></HEAD><BODY><P>Hi Kim,</P><P>From the OpenGL ES2 and ES3 spec and its header file (<A href="http://www.khronos.org/registry/gles/api/3.0/gl3.h" target="_blank">http://www.khronos.org/registry/gles/api/3.0/gl3.h</A>) and,</P><P> the glMapBuffer is not supported. Instead, the glMapBufferRange is supported.</P><P></P><P>Regards</P></BODY></HTML> Thu, 11 Sep 2014 15:14:19 GMT Bio_TICFSL 2014-09-11T15:14:19Z GLES Vivante GPU in i.MX6 doesn't support glMapBuffer https://community.nxp.com/t5/i-MX-Processors/GLES-Vivante-GPU-in-i-MX6-doesn-t-support-glMapBuffer/m-p/353047#M49218 <HTML><HEAD></HEAD><BODY><P>I tried to make use of glMapBuffer in i.mx6 to create a read write buffer[1] but found that glMapBuffer is not implemented by the GLES of Vivante GPU.</P><P></P><P>Any way we could create a read write buffer to allow bi-directional GPU-Host communication?</P><P></P><P>[1] <A href="http://www.informit.com/articles/article.aspx?p=2033340&amp;seqNum=2" title="http://www.informit.com/articles/article.aspx?p=2033340&amp;seqNum=2">http://www.informit.com/articles/article.aspx?p=2033340&amp;seqNum=2</A></P></BODY></HTML> Wed, 10 Sep 2014 08:35:30 GMT https://community.nxp.com/t5/i-MX-Processors/GLES-Vivante-GPU-in-i-MX6-doesn-t-support-glMapBuffer/m-p/353047#M49218 kimlim 2014-09-10T08:35:30Z Re: GLES Vivante GPU in i.MX6 doesn't support glMapBuffer https://community.nxp.com/t5/i-MX-Processors/GLES-Vivante-GPU-in-i-MX6-doesn-t-support-glMapBuffer/m-p/353048#M49219 <HTML><HEAD></HEAD><BODY><P>Hi Kim,</P><P>From the OpenGL ES2 and ES3 spec and its header file (<A href="http://www.khronos.org/registry/gles/api/3.0/gl3.h" target="_blank">http://www.khronos.org/registry/gles/api/3.0/gl3.h</A>) and,</P><P> the glMapBuffer is not supported. Instead, the glMapBufferRange is supported.</P><P></P><P>Regards</P></BODY></HTML> Thu, 11 Sep 2014 15:14:19 GMT https://community.nxp.com/t5/i-MX-Processors/GLES-Vivante-GPU-in-i-MX6-doesn-t-support-glMapBuffer/m-p/353048#M49219 Bio_TICFSL 2014-09-11T15:14:19Z