Function Decode85

KBotExt/imgui/imgui_draw.cpp:2157–2166

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)
	{
		unsigned int tmp = Decode85Byte(src[0]) + 85 * (Decode85Byte(src[1]) + 85 * (Decode85Byte(src[2]) + 85 * (Decode85Byte(src[3]) + 85 * Decode85Byte(src[4]))));
		dst[0] = ((tmp >> 0) & 0xFF); dst[1] = ((tmp >> 8) & 0xFF); dst[2] = ((tmp >> 16) & 0xFF); dst[3] = ((tmp >> 24) & 0xFF);   // We can't assume little-endianness.
		src += 5;
		dst += 4;
	}
}

// Load embedded ProggyClean.ttf at size 13, disable oversampling
ImFont* ImFontAtlas::AddFontDefault(const ImFontConfig* font_cfg_template)