Function Decode85Byte

ImGUI GLFW Tutorial/imgui/imgui_draw.cpp:2096–2096

static unsigned int stb_decompress(unsigned char* output, const unsigned char* input, unsigned int length);
static const char*  GetDefaultCompressedFontDataTTFBase85();
static unsigned int Decode85Byte(char c)                                    { return c >= '\\' ? c-36 : c-35; }
static void         Decode85(const unsigned char* src, unsigned char* dst)
{
    while (*src)