message: Extend emulated glGetInternalformativ function in case of GLES
diff: namespace glEmulate
  {
  const GLHookSet *hookset = NULL;
  +PFNGLGETINTERNALFORMATIVPROC glGetInternalformativ_real = NULL;
  typedef GLenum (*BindingLookupFunc)(GLenum target);
  @@ -994,6 +995,20 @@ void APIENTRY _glGetInternalformativ(GLenum target, GLenum internalformat, GLenu
  // We only implement the subset of the queries that we care about ourselves.
  // We also skip special formats, and only return values for
  + if(glGetInternalformativ_real)
  + {
  + switch(pname)
  + {
  + // these params are available for both GLES and GL
  + case eGL_NUM_SAMPLE_COUNTS:
  + case eGL_SAMPLES:
  + glGetInternalformativ_real(target, internalformat, pname, bufSize, params);
  + return;
  +
  + default: break;
  + }
  + }
  +
  if(IsCompressedFormat(internalformat))
  {
  RDCERR("Compressed formats not supported by internal glGetInternalformativ");
  @@ -1510,6 +1525,10 @@ void EmulateRequiredExtensions(GLHookSet *hooks)
  if(!HasExt[ARB_internalformat_query2])
  {
  RDCLOG("Emulating ARB_internalformat_query2");
  + // GLES supports glGetInternalformativ from core 3.0 but it only accepts GL_NUM_SAMPLE_COUNTS
  + // and GL_SAMPLES params
  + if(!glGetInternalformativ_real && hooks->glGetInternalformativ != _glGetInternalformativ)
  + glGetInternalformativ_real = hooks->glGetInternalformativ;
  EMULATE_FUNC(glGetInternalformativ);
  }
  