Function MapSourceToIndex

glslang/MachineIndependent/ShaderLang.cpp:209–222

const int SourceCount = 2;

int MapSourceToIndex(EShSource source)
{
    int index = 0;

    switch (source) {
    case EShSourceGlsl: index = 0; break;
    case EShSourceHlsl: index = 1; break;
    default:                       break;
    }

    assert(index < SourceCount);

    return index;
}

// only one of these needed for non-ES; ES needs 2 for different precision defaults of built-ins
enum EPrecisionClass {