-// reset all entity fields (typically used if status changed)
-#define E5_FULLUPDATE (1<<0)
-// E5_ORIGIN32=0: short[3] = s->origin[0] * 8, s->origin[1] * 8, s->origin[2] * 8
-// E5_ORIGIN32=1: float[3] = s->origin[0], s->origin[1], s->origin[2]
-#define E5_ORIGIN (1<<1)
-// E5_ANGLES16=0: byte[3] = s->angle[0] * 256 / 360, s->angle[1] * 256 / 360, s->angle[2] * 256 / 360
-// E5_ANGLES16=1: short[3] = s->angle[0] * 65536 / 360, s->angle[1] * 65536 / 360, s->angle[2] * 65536 / 360
-#define E5_ANGLES (1<<2)
-// E5_MODEL16=0: byte = s->modelindex
-// E5_MODEL16=1: short = s->modelindex
-#define E5_MODEL (1<<3)
-// E5_FRAME16=0: byte = s->frame
-// E5_FRAME16=1: short = s->frame
-#define E5_FRAME (1<<4)
-// byte = s->skin
-#define E5_SKIN (1<<5)
-// E5_EFFECTS16=0 && E5_EFFECTS32=0: byte = s->effects
-// E5_EFFECTS16=1 && E5_EFFECTS32=0: short = s->effects
-// E5_EFFECTS16=0 && E5_EFFECTS32=1: int = s->effects
-// E5_EFFECTS16=1 && E5_EFFECTS32=1: int = s->effects
-#define E5_EFFECTS (1<<6)
-// bits >= (1<<8)
-#define E5_EXTEND1 (1<<7)
-
-// byte = s->renderflags
-#define E5_FLAGS (1<<8)
-// byte = bound(0, s->alpha * 255, 255)
-#define E5_ALPHA (1<<9)
-// byte = bound(0, s->scale * 16, 255)
-#define E5_SCALE (1<<10)
-// flag
-#define E5_ORIGIN32 (1<<11)
-// flag
-#define E5_ANGLES16 (1<<12)
-// flag
-#define E5_MODEL16 (1<<13)
-// byte = s->colormap
-#define E5_COLORMAP (1<<14)
-// bits >= (1<<16)
-#define E5_EXTEND2 (1<<15)
-
-// short = s->tagentity
-// byte = s->tagindex
-#define E5_ATTACHMENT (1<<16)
-// short[4] = s->light[0], s->light[1], s->light[2], s->light[3]
-// byte = s->lightstyle
-// byte = s->lightpflags
-#define E5_LIGHT (1<<17)
-// byte = s->glowsize
-// byte = s->glowcolor
-#define E5_GLOW (1<<18)
-// short = s->effects
-#define E5_EFFECTS16 (1<<19)
-// int = s->effects
-#define E5_EFFECTS32 (1<<20)
-// flag
-#define E5_FRAME16 (1<<21)
-// byte[3] = s->colormod[0], s->colormod[1], s->colormod[2]
-#define E5_COLORMOD (1<<22)
-// bits >= (1<<24)
-#define E5_EXTEND3 (1<<23)
-
-// byte[3] = s->glowmod[0], s->glowmod[1], s->glowmod[2]
-#define E5_GLOWMOD (1<<24)
-// byte type=0 short frames[1] short times[1]
-// byte type=1 short frames[2] short times[2] byte lerps[2]
-// byte type=2 short frames[3] short times[3] byte lerps[3]
-// byte type=3 short frames[4] short times[4] byte lerps[4]
-// byte type=4 short modelindex byte numbones {short pose7s[7]}
-// see also RENDER_COMPLEXANIMATION
-#define E5_COMPLEXANIMATION (1<<25)
-// ushort traileffectnum
-#define E5_TRAILEFFECTNUM (1<<26)
-// unused
-#define E5_UNUSED27 (1<<27)
-// unused
-#define E5_UNUSED28 (1<<28)
-// unused
-#define E5_UNUSED29 (1<<29)
-// unused
-#define E5_UNUSED30 (1<<30)
-// bits2 > 0
-#define E5_EXTEND4 (1<<31)
+/// reset all entity fields (typically used if status changed)
+#define E5_FULLUPDATE (1u<<0)
+/// E5_ORIGIN32=0: short[3] = s->origin[0] * 8, s->origin[1] * 8, s->origin[2] * 8
+/// E5_ORIGIN32=1: float[3] = s->origin[0], s->origin[1], s->origin[2]
+#define E5_ORIGIN (1u<<1)
+/// E5_ANGLES16=0: byte[3] = s->angle[0] * 256 / 360, s->angle[1] * 256 / 360, s->angle[2] * 256 / 360
+/// E5_ANGLES16=1: short[3] = s->angle[0] * 65536 / 360, s->angle[1] * 65536 / 360, s->angle[2] * 65536 / 360
+#define E5_ANGLES (1u<<2)
+/// E5_MODEL16=0: byte = s->modelindex
+/// E5_MODEL16=1: short = s->modelindex
+#define E5_MODEL (1u<<3)
+/// E5_FRAME16=0: byte = s->frame
+/// E5_FRAME16=1: short = s->frame
+#define E5_FRAME (1u<<4)
+/// byte = s->skin
+#define E5_SKIN (1u<<5)
+/// E5_EFFECTS16=0 && E5_EFFECTS32=0: byte = s->effects
+/// E5_EFFECTS16=1 && E5_EFFECTS32=0: short = s->effects
+/// E5_EFFECTS16=0 && E5_EFFECTS32=1: int = s->effects
+/// E5_EFFECTS16=1 && E5_EFFECTS32=1: int = s->effects
+#define E5_EFFECTS (1u<<6)
+/// bits >= (1<<8)
+#define E5_EXTEND1 (1u<<7)
+
+/// byte = s->renderflags
+#define E5_FLAGS (1u<<8)
+/// byte = bound(0, s->alpha * 255, 255)
+#define E5_ALPHA (1u<<9)
+/// byte = bound(0, s->scale * 16, 255)
+#define E5_SCALE (1u<<10)
+/// flag
+#define E5_ORIGIN32 (1u<<11)
+/// flag
+#define E5_ANGLES16 (1u<<12)
+/// flag
+#define E5_MODEL16 (1u<<13)
+/// byte = s->colormap
+#define E5_COLORMAP (1u<<14)
+/// bits >= (1<<16)
+#define E5_EXTEND2 (1u<<15)
+
+/// short = s->tagentity
+/// byte = s->tagindex
+#define E5_ATTACHMENT (1u<<16)
+/// short[4] = s->light[0], s->light[1], s->light[2], s->light[3]
+/// byte = s->lightstyle
+/// byte = s->lightpflags
+#define E5_LIGHT (1u<<17)
+/// byte = s->glowsize
+/// byte = s->glowcolor
+#define E5_GLOW (1u<<18)
+/// short = s->effects
+#define E5_EFFECTS16 (1u<<19)
+/// int = s->effects
+#define E5_EFFECTS32 (1u<<20)
+/// flag
+#define E5_FRAME16 (1u<<21)
+/// byte[3] = s->colormod[0], s->colormod[1], s->colormod[2]
+#define E5_COLORMOD (1u<<22)
+/// bits >= (1<<24)
+#define E5_EXTEND3 (1u<<23)
+
+/// byte[3] = s->glowmod[0], s->glowmod[1], s->glowmod[2]
+#define E5_GLOWMOD (1u<<24)
+/// byte type=0 short frames[1] short times[1]
+/// byte type=1 short frames[2] short times[2] byte lerps[2]
+/// byte type=2 short frames[3] short times[3] byte lerps[3]
+/// byte type=3 short frames[4] short times[4] byte lerps[4]
+/// byte type=4 short modelindex byte numbones {short pose7s[7]}
+/// see also RENDER_COMPLEXANIMATION
+#define E5_COMPLEXANIMATION (1u<<25)
+/// ushort traileffectnum
+#define E5_TRAILEFFECTNUM (1u<<26)
+/// unused
+#define E5_UNUSED27 (1u<<27)
+/// unused
+#define E5_UNUSED28 (1u<<28)
+/// unused
+#define E5_UNUSED29 (1u<<29)
+/// unused
+#define E5_UNUSED30 (1u<<30)
+/// bits2 > 0
+#define E5_EXTEND4 (1u<<31)
+// UBSan: unsigned literals because left shifting by 31 causes signed overflow, although it works as expected on x86.