On Thursday, 2017-03-16 14:36:48 +1100, Timothy Arceri wrote: > In order to add functionality for OES_get_program_binary and > ARB_get_program_binary we need a binary format enum. > > V2: share a single enum for all mesa drivers. > > Cc: Ian Romanick <i...@freedesktop.org> > --- > > Hi Ian, > > Did you find out if Mesa still had some available enums assigned to it?
Looking at src/mapi/glapi/registry/gl.xml [1], the following are free: - 0x875F from the 0x8750-0x875F block - 0x8BB8-0x8BBF from the 0x8BB0-0x8BBF block That 2nd block already contains GL_*_PROGRAM_*_MESA, so it might be more appropriate. [1] This is our local copy, canonical version lives at: https://github.com/KhronosGroup/OpenGL-Registry/blob/master/xml/gl.xml > > Thanks, > Tim > > docs/specs/MESA_program_binary.txt | 74 > ++++++++++++++++++++++++++++++++++++++ > 1 file changed, 74 insertions(+) > create mode 100644 docs/specs/MESA_program_binary.txt > > diff --git a/docs/specs/MESA_program_binary.txt > b/docs/specs/MESA_program_binary.txt > new file mode 100644 > index 0000000..fe29bb4 > --- /dev/null > +++ b/docs/specs/MESA_program_binary.txt > @@ -0,0 +1,74 @@ > +Name > + > + MESA_program_binary > + > +Name Strings > + > + GL_MESA_program_binary > + > +Contact > + > + Timothy Arceri (tarceri 'at' itsqueeze.com) > + > +Status > + > + Complete. > + > +Version > + > + Last Modified Date: February 16, 2017 > + Revision: #1 > + > +Number > + > + ??? > + > +Dependencies > + > + OpenGL ES 2.0 is required. > + > + Written based on the wording of the OpenGL ES 2.0 specification. > + > + This extension interacts with OES_get_program_binary. > + > +Overview > + > + This extension provides a binary format for Mesa based drivers in order > to > + avoid conflicts with other drivers and enable the functionality provided > + by OES_get_program_binary. > + > +New Procedures and Functions > + > + None. > + > +New Tokens > + > + Accepted by the <binaryFormat> parameter of ShaderBinary: > + > + MESA_PROGRAM_BINARY ???? GL_BINARY_PROGRAM_MESA ? > + > +Additions to Chapter 2 of the OpenGL ES 2.0 Specification (OpenGL Operation) > + > + Add the following paragraph to the end of section 2.10.2: > + > + "Depending on the hardware in use the apropriate <binaryFormat> is > + returned when querying the list of SHADER_BINARY_FORMATS. > + > + Pre-compiled shader binaries in this format may be loaded via > ShaderBinary. > + > + When a binary fails to load, an INVALID_VALUE error is generated and a > + more detailed error message is appended to the shader's info log." > + > +Errors > + > + INVALID_VALUE is generated if the <binary> parameter to ShaderBinary was > + produced with an incompatible version of the MESA shader compiler. > + > +New State > + > + None. > + > +Revision History > + > + #01 02/16/2017 Timothy Arceri First draft. > + > -- > 2.9.3 > _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
