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#!/usr/bin/python -B
formulae = {
'wglGetProcAddress' : {
'entries' : [ '(wglGetProcAddress)()' ],
'impl' : '''
//
// wglGetProcAddress returns NULL for unsupported
// entry points. Here we need Regal to behave
// similarly depending on what's emulated.
//
// Regal-only and ES 1.0 aliased functions are
// always provided by Regal
// ret = Lookup::regal_Lookup<PROC>(${arg0});
// if (ret)
// return ret;
// Ask the back-end driver if the entry point
// is available. If not, return NULL
//
// TODO - we need to query ContextInfo and
// EmulationInfo here instead.
ret = _next->call(&_next->${m1}${m2})(${arg0});
if (!ret)
return NULL;
// Return the Regal implementation of the entry
// point, either GL or WGL
ret = Lookup::gl_Lookup<PROC>(${arg0});
if (ret)
return ret;
ret = Lookup::wgl_Lookup<PROC>(${arg0});
if (ret)
return ret;
// As a last resort, dispatch the lookup to
// the global dispatch stack...
'''
},
'glXGetProcAddress' : {
'entries' : [ '(glXGetProcAddress)(|ARB)' ],
'impl' : '''
ret = Lookup::gl_Lookup<__GLXextFuncPtr>(reinterpret_cast<const char *>(${arg0}));
if (ret)
return ret;
ret = Lookup::glx_Lookup<__GLXextFuncPtr>(reinterpret_cast<const char *>(${arg0}));
if (ret)
return ret;
'''
},
'eglGetProcAddress' : {
'entries' : [ '(eglGetProcAddress)(|ARB)' ],
'impl' : '''
ret = Lookup::gl_Lookup<__eglMustCastToProperFunctionPointerType>(reinterpret_cast<const char *>(${arg0}));
if (ret)
return ret;
ret = Lookup::egl_Lookup<__eglMustCastToProperFunctionPointerType>(reinterpret_cast<const char *>(${arg0}));
if (ret)
return ret;
'''
}
}
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