function MT:RefreshPlayerSpellIconInfo()
	--if MT.MACRO_ICON_FILENAMES then return end

	-- We need to avoid adding duplicate spellIDs from the spellbook tabs for your other specs.
	local activeIcons = {}
	local spellBank = Enum and Enum.SpellBookSpellBank and Enum.SpellBookSpellBank.Player or "player";

	for i = 1, C_SpellBook.GetNumSpellBookSkillLines() do
		local _, _, offset, numSpells
		local skillLineInfo = C_SpellBook.GetSpellBookSkillLineInfo(i)
		offset = skillLineInfo.itemIndexOffset or 0
		numSpells = skillLineInfo.numSpellBookItems or 0
		if not numSpells or numSpells == 0 then
			numSpells = C_SpellBook.GetNumSpellBookItems(i) or 0
		end
		offset = offset + 1
		local tabEnd = offset + numSpells
		for j = offset, tabEnd - 1 do
			--to get spell info by slot, you have to pass in a pet argument
			local spellType, ID = C_SpellBook.GetSpellBookItemInfo(j, spellBank);
			if (spellType ~= "FUTURESPELL") then
				local fileID = C_SpellBook.GetSpellBookItemTexture(j, spellBank)
				if (fileID) then
					activeIcons[fileID] = true
				end
			end
			if (spellType == "FLYOUT") then
				local _, _, numSlots, isKnown = GetFlyoutInfo(ID)
				if (isKnown and numSlots > 0) then
					for k = 1, numSlots do
						local spellID, overrideSpellID, isKnown = GetFlyoutSlotInfo(ID, k)
						if (isKnown) then
							local fileID = C_Spell.GetSpellTexture(spellID)
							if (fileID) then
								activeIcons[fileID] = true
							end
						end
					end
				end
			end
		end
	end