diff --git a/source/common/engine/palettecontainer.h b/source/common/engine/palettecontainer.h
index 182fe5433..cac902929 100644
--- a/source/common/engine/palettecontainer.h
+++ b/source/common/engine/palettecontainer.h
@@ -59,19 +59,22 @@ private:
 };
 
 
-#define TRANSLATION_SHIFT 16
-#define TRANSLATION_MASK ((1<<TRANSLATION_SHIFT)-1)
-#define TRANSLATIONTYPE_MASK (255<<TRANSLATION_SHIFT)
+enum
+{
+	TRANSLATION_SHIFT = 16,
+	TRANSLATION_MASK = ((1 << TRANSLATION_SHIFT) - 1),
+	TRANSLATIONTYPE_MASK = (255 << TRANSLATION_SHIFT)
+};
 
-inline uint32_t TRANSLATION(uint8_t a, uint32_t b)
+inline constexpr uint32_t TRANSLATION(uint8_t a, uint32_t b)
 {
 	return (a << TRANSLATION_SHIFT) | b;
 }
-inline int GetTranslationType(uint32_t trans)
+inline constexpr int GetTranslationType(uint32_t trans)
 {
 	return (trans & TRANSLATIONTYPE_MASK) >> TRANSLATION_SHIFT;
 }
-inline int GetTranslationIndex(uint32_t trans)
+inline constexpr int GetTranslationIndex(uint32_t trans)
 {
 	return (trans & TRANSLATION_MASK);
 }