diff --git a/docs/piracychecks.md b/docs/piracychecks.md
index 935561880..3f10cb0b4 100644
--- a/docs/piracychecks.md
+++ b/docs/piracychecks.md
@@ -132,9 +132,9 @@ The decomp project wraps all decompiled piracy checks in `#if PIRACYCHECKS` stat
 
 ---
 
-### func0f0069dc
+### menuTickTimers
 
-**When Called:** Unknown.
+**When Called:** On every frame except credits.
 
 **What It Checks:** Checksums `func00015fd0` to make sure it hasn't been modified.
 
@@ -144,7 +144,7 @@ The decomp project wraps all decompiled piracy checks in `#if PIRACYCHECKS` stat
 
 **When Called:** Unknown.
 
-**What It Checks:** Checksums `func0f0069dc` to make sure it hasn't been modified.
+**What It Checks:** Checksums `menuTickTimers` to make sure it hasn't been modified.
 
 **Payload:** Corrupts `bgBuildTables` by adding a fixed amount to 16 bytes within that function.
 
diff --git a/src/game/activemenu.c b/src/game/activemenu.c
index 791113e79..d94e5ffee 100644
--- a/src/game/activemenu.c
+++ b/src/game/activemenu.c
@@ -179,7 +179,7 @@ s32 amPickTargetMenuList(s32 operation, struct menuitem *item, union handlerdata
 			colour = teamcolours[g_MpAllChrConfigPtrs[chrindex]->team] | renderdata->colour & 0xff;
 
 			if (renderdata->unk10) {
-				u32 weight = func0f006b08(40) * 255;
+				u32 weight = menuGetSinOscFrac(40) * 255;
 				colour = colourBlend(renderdata->colour | 0xffffff00, colourBlend(colour, colour & 0xff, 0x7f), weight);
 			}
 
@@ -1240,7 +1240,7 @@ Gfx *amRenderSlot(Gfx *gdl, char *text, s16 x, s16 y, s32 mode, s32 flags)
 	}
 
 	if (flags & AMSLOTFLAG_ACTIVE) {
-		colour = colourBlend(0xffaf8fff, colour, func0f006b54(10) * 255.0f);
+		colour = colourBlend(0xffaf8fff, colour, menuGetCosOscFrac(10) * 255.0f);
 	}
 
 	colour = (u32)(g_AmMenus[g_AmIndex].alphafrac * (colour & 0xff)) | (colour & 0xffffff00);
diff --git a/src/game/bg.c b/src/game/bg.c
index e2ce90b07..f7d7049fe 100644
--- a/src/game/bg.c
+++ b/src/game/bg.c
@@ -3763,8 +3763,8 @@ void func0f15c920(void)
 #if PIRACYCHECKS
 	if ((var8007fc3c & 0xff) == 0xff) {
 		u32 checksum = 0;
-		s32 *ptr = (s32 *)&func0f0069dc;
-		s32 *end = (s32 *)&func0f006b08;
+		s32 *ptr = (s32 *)&menuTickTimers;
+		s32 *end = (s32 *)&menuGetSinOscFrac;
 
 		while (ptr < end) {
 			checksum ^= ~*ptr;
diff --git a/src/game/bondgun.c b/src/game/bondgun.c
index 6a0d0f556..a841d190d 100644
--- a/src/game/bondgun.c
+++ b/src/game/bondgun.c
@@ -12103,7 +12103,7 @@ void bgunTickMaulerCharge(void)
 			}
 
 			if (hand->audiohandle) {
-				f32 speed = 0.5f + hand->matmot1 / 3.0f + sinf(var80061630 * M_PI * 32.0f) * 0.03f;
+				f32 speed = 0.5f + hand->matmot1 / 3.0f + sinf(g_20SecIntervalFrac * M_PI * 32.0f) * 0.03f;
 
 				if (hand->matmot1 < 0.1f || !charging) {
 					audioStop(hand->audiohandle);
@@ -16812,7 +16812,7 @@ Gfx *bgunDrawHud(Gfx *gdl)
 			gDPFillRectangleScaled(gdl++, x - 1, y - 1, xpos - 11, bottom);
 
 			gdl = text0f153838(gdl);
-			textSetWaveBlend(var80061630 * 50.0f, 0, 50);
+			textSetWaveBlend(g_20SecIntervalFrac * 50.0f, 0, 50);
 			textSetWaveColours(0xffffffff, 0xffffffff);
 			gdl = textRenderProjected(gdl, &x, &y, str, g_CharsHandelGothicXs, g_FontHandelGothicXs, colour, textwidth, 1000, 0, 0);
 			textResetBlends();
@@ -16880,7 +16880,7 @@ Gfx *bgunDrawHud(Gfx *gdl)
 
 				gdl = text0f153838(gdl);
 
-				textSetWaveBlend(var80061630 * 50.0f, 0, 50);
+				textSetWaveBlend(g_20SecIntervalFrac * 50.0f, 0, 50);
 				textSetWaveColours(0xffffffff, 0xffffffff);
 
 				gdl = textRenderProjected(gdl, &x, &y, str,
diff --git a/src/game/bondview.c b/src/game/bondview.c
index 298dedf15..5120e92d9 100644
--- a/src/game/bondview.c
+++ b/src/game/bondview.c
@@ -328,7 +328,7 @@ Gfx *bviewDrawSlayerRocketInterlace(Gfx *gdl, u32 colour, u32 alpha)
 	s32 y;
 	s32 viewleft = viGetViewLeft();
 	f32 angle = 0.52359879016876f;
-	s32 offset = (s32)(var80061630 * 600.0f) % 12;
+	s32 offset = (s32)(g_20SecIntervalFrac * 600.0f) % 12;
 	f32 increment;
 
 	var8007f840++;
@@ -375,7 +375,7 @@ Gfx *bviewDrawFilmInterlace(Gfx *gdl, u32 colour, u32 alpha)
 	s32 y;
 	s32 viewwidth = viGetViewWidth();
 	s32 viewleft = viGetViewLeft();
-	s32 offset = (s32)(var80061630 * 600.0f) % 12;
+	s32 offset = (s32)(g_20SecIntervalFrac * 600.0f) % 12;
 	u32 stack;
 
 	var8007f840++;
@@ -18003,7 +18003,7 @@ Gfx *bviewDrawHorizonScanner(Gfx *gdl)
 		tmplensheight = viewheight - 30;
 	}
 
-	if (((s32)(var80061630 * 30.0f) & 1) == 1) {
+	if (((s32)(g_20SecIntervalFrac * 30.0f) & 1) == 1) {
 		sprintf(arrows, ">> ");
 	} else {
 		sprintf(arrows, " >>");
@@ -18022,7 +18022,7 @@ Gfx *bviewDrawHorizonScanner(Gfx *gdl)
 
 	// Prepare text buffers
 	sprintf(directiontext, "%s %s:%03d", arrows, &directions[(turnangle + 22) / 45], turnangle);
-	sprintf(hertztext, "%s %s%s%4.2fh", arrows, "", "", func0f006b54(4) * 4.6f + 917.4f);
+	sprintf(hertztext, "%s %s%s%4.2fh", arrows, "", "", menuGetCosOscFrac(4) * 4.6f + 917.4f);
 
 	fovy = viGetFovY();
 
@@ -18406,7 +18406,7 @@ glabel var7f1b04c8nb
 /*  f14296c:	afa30010 */ 	sw	$v1,0x10($sp)
 /*  f142970:	3c014080 */ 	lui	$at,0x4080
 /*  f142974:	44816000 */ 	mtc1	$at,$f12
-/*  f142978:	0fc019fe */ 	jal	func0f006b54
+/*  f142978:	0fc019fe */ 	jal	menuGetCosOscFrac
 /*  f14297c:	00000000 */ 	sll	$zero,$zero,0x0
 /*  f142980:	3c017f1b */ 	lui	$at,0x7f1b
 /*  f142984:	c42a04c4 */ 	lwc1	$f10,0x4c4($at)
diff --git a/src/game/dyntex.c b/src/game/dyntex.c
index 44ce0e025..e02cc0b01 100644
--- a/src/game/dyntex.c
+++ b/src/game/dyntex.c
@@ -75,7 +75,7 @@ s32 g_DyntexVerticesCount = 0;
 
 void dyntexUpdateLinear(struct gfxvtx *vertices, struct dyntextype *type)
 {
-	s16 tmp = (s32) (var80061634 * 10.0f * 4096.0f) % 4096;
+	s16 tmp = (s32) (g_Lv80SecIntervalFrac * 10.0f * 4096.0f) % 4096;
 	s32 i;
 
 	for (i = 0; i < type->numvertices; i++) {
@@ -100,7 +100,7 @@ void dyntexUpdateReset(struct gfxvtx *vertices, struct dyntextype *type)
 
 void dyntexUpdateMonitor(struct gfxvtx *vertices, struct dyntextype *type)
 {
-	s16 tmp = (s32) (var80061634 * 4.0f * 4096.0f) % 4096;
+	s16 tmp = (s32) (g_Lv80SecIntervalFrac * 4.0f * 4096.0f) % 4096;
 	s32 i;
 
 	for (i = 0; i < type->numvertices; i++) {
@@ -113,7 +113,7 @@ void dyntexUpdateMonitor(struct gfxvtx *vertices, struct dyntextype *type)
 
 void dyntexUpdateOcean(struct gfxvtx *vertices, struct dyntextype *type)
 {
-	f32 f24 = var80061634 * 5.0f;
+	f32 f24 = g_Lv80SecIntervalFrac * 5.0f;
 	f32 angle;
 	s32 i;
 
@@ -136,7 +136,7 @@ void dyntexUpdateOcean(struct gfxvtx *vertices, struct dyntextype *type)
 
 void dyntexUpdateArrows(struct gfxvtx *vertices, struct dyntextype *type)
 {
-	s32 tmp = ((s32) ((1.0f - var80061634) * 60.0f * 8.0f) % 8) * 256;
+	s32 tmp = ((s32) ((1.0f - g_Lv80SecIntervalFrac) * 60.0f * 8.0f) % 8) * 256;
 	s32 i;
 
 	for (i = 0; i < type->numvertices; i++) {
diff --git a/src/game/endscreen.c b/src/game/endscreen.c
index 7be31abd4..193644e73 100644
--- a/src/game/endscreen.c
+++ b/src/game/endscreen.c
@@ -1000,7 +1000,7 @@ s32 endscreenHandleCheatInfo(s32 operation, struct menuitem *item, union handler
 	if (operation == MENUOP_GETCOLOUR
 			&& ((g_Menus[g_MpPlayerNum].endscreen.cheatinfo & 0x200) || item->param == 5)) {
 		// Timed cheat just got unlocked, and this item is the timed cheat name
-		u32 weight = func0f006b08(40) * 255;
+		u32 weight = menuGetSinOscFrac(40) * 255;
 
 		mainOverrideVariable("ctcol", &cheatcolour);
 
diff --git a/src/game/game_006900.c b/src/game/game_006900.c
index e26bd5e0f..140c13518 100644
--- a/src/game/game_006900.c
+++ b/src/game/game_006900.c
@@ -10,8 +10,19 @@
 #include "data.h"
 #include "types.h"
 
-f32 var80061630 = 0;
-f32 var80061634 = 0;
+/**
+ * Increments from 0 to 1 over 20 seconds then snaps back to 0.
+ *
+ * The value is commonly used for menus, so it increments while paused.
+ */
+f32 g_20SecIntervalFrac = 0;
+
+/**
+ * Increments from 0 to 1 over 80 seconds then snaps back to 0.
+ *
+ * The value is paused when the game is paused.
+ */
+f32 g_Lv80SecIntervalFrac = 0;
 
 /**
  * Blends two colours together.
@@ -29,22 +40,22 @@ u32 colourBlend(u32 a, u32 b, u32 aweight)
 		| ((aweight * (a & 0xff) + bweight * (b & 0xff)) >> 8);
 }
 
-void func0f0069dc(void)
+void menuTickTimers(void)
 {
 #if VERSION >= VERSION_PAL_BETA
-	var80061630 = var80061630 + g_Vars.diffframe240freal / 4800.0f;
+	g_20SecIntervalFrac = g_20SecIntervalFrac + g_Vars.diffframe240freal / 4800.0f;
 #else
-	var80061630 = var80061630 + g_Vars.diffframe240f / 4800.0f;
+	g_20SecIntervalFrac = g_20SecIntervalFrac + g_Vars.diffframe240f / 4800.0f;
 #endif
 
-	if (var80061630 > 1.0f) {
-		var80061630 -= 1.0f;
+	if (g_20SecIntervalFrac > 1.0f) {
+		g_20SecIntervalFrac -= 1.0f;
 	}
 
-	var80061634 = var80061634 + LVUPDATE240FREAL() / 4800.0f;
+	g_Lv80SecIntervalFrac = g_Lv80SecIntervalFrac + LVUPDATE240FREAL() / 4800.0f;
 
-	if (var80061634 > 1.0f) {
-		var80061634 -= 1.0f;
+	if (g_Lv80SecIntervalFrac > 1.0f) {
+		g_Lv80SecIntervalFrac -= 1.0f;
 	}
 
 #if PIRACYCHECKS
@@ -73,29 +84,62 @@ void func0f0069dc(void)
 #endif
 }
 
-f32 func0f006b08(f32 arg0)
+/**
+ * Return a float that represents a frac on a sine wave, based on a global timer.
+ *
+ * A full oscillation goes from 0.5 -> 1 -> 0 -> 0.5.
+ *
+ * freq is the amount of oscillations per 20 seconds.
+ */
+f32 menuGetSinOscFrac(f32 freq)
 {
-	return sinf((arg0 * var80061630 + arg0 * var80061630) * M_PI) * 0.5f + .5f;
+	return sinf((freq * g_20SecIntervalFrac + freq * g_20SecIntervalFrac) * M_PI) / 2.0f + 0.5f;
 }
 
-f32 func0f006b54(f32 arg0)
+/**
+ * Return a float that represents a frac on a cosine wave, based on a global timer.
+ *
+ * A full oscillation goes from 1 -> 0 -> 1.
+ *
+ * freq is the amount of oscillations per 20 seconds.
+ */
+f32 menuGetCosOscFrac(f32 freq)
 {
-	return cosf((arg0 * var80061630 + arg0 * var80061630) * M_PI) * 0.5f + .5f;
+	return cosf((freq * g_20SecIntervalFrac + freq * g_20SecIntervalFrac) * M_PI) / 2.0f + 0.5f;
 }
 
-f32 func0f006ba0(f32 arg0)
+/**
+ * Return a float that represents a linear frac, based on a global timer.
+ *
+ * A full interval goes from 0 to 1 at a constant speed,
+ * then snaps back to 0 for the next interval.
+ *
+ * freq is the amount of intervals per 20 seconds.
+ */
+f32 menuGetLinearIntervalFrac(f32 freq)
 {
-	f32 tmp = var80061630 * arg0;
+	f32 tmp = g_20SecIntervalFrac * freq;
 
 	tmp -= (s32)tmp;
 
 	return tmp;
 }
 
-f32 func0f006bd0(f32 arg0)
+/**
+ * Return a float that oscillates between 0 and 1, with a pause at each end.
+ *
+ * frac 0.00 to 0.25 -> result will be a scale from 0 to 1
+ * frac 0.25 to 0.50 -> result will be 1
+ * frac 0.50 to 0.75 -> result will be a scale from 1 to 0
+ * frac 0.75 to 1.00 -> result will be 0
+ *
+ * It's used on the Combat Simulator's character selection menu
+ * to determine the camera's zoom.
+ */
+f32 menuGetLinearOscPauseFrac(f32 frac)
 {
-	s32 ival = arg0 * 4.0f;
-	f32 fval = arg0 * 4.0f - (f32)(ival / 4) * 4.0f;
+	s32 ival = frac * 4.0f;
+	f32 fval = frac * 4.0f - (f32)(ival / 4) * 4.0f;
 
 	if (fval < 1.0f) {
 		return fval;
diff --git a/src/game/game_1531a0.c b/src/game/game_1531a0.c
index acb6888b4..ebc76d2a6 100644
--- a/src/game/game_1531a0.c
+++ b/src/game/game_1531a0.c
@@ -2444,7 +2444,7 @@ Gfx *textRenderProjected(Gfx *gdl, s32 *x, s32 *y, char *text, struct fontchar *
 
 	if (var8007fbd8) {
 #if VERSION >= VERSION_JPN_FINAL
-		func0f006b08(40);
+		menuGetSinOscFrac(40);
 		newx = *x / g_ScaleX;
 		newy = *y;
 		tmpcolour = var800a463c;
@@ -2492,7 +2492,7 @@ Gfx *textRenderProjected(Gfx *gdl, s32 *x, s32 *y, char *text, struct fontchar *
 		g_Blend.types = savedtypes;
 		g_Blend.diagmode = savedmode;
 #else
-		alpha = (1.0f - func0f006b08(40.0f)) * 100.0f + 150.0f;
+		alpha = (1.0f - menuGetSinOscFrac(40.0f)) * 100.0f + 150.0f;
 		newx = *x / g_ScaleX;
 		newy = *y;
 		tmpcolour = var800a463c;
diff --git a/src/game/mainmenu.c b/src/game/mainmenu.c
index 137f4dd51..a1d829c6c 100644
--- a/src/game/mainmenu.c
+++ b/src/game/mainmenu.c
@@ -3824,8 +3824,8 @@ s32 inventoryMenuDialog(s32 operation, struct menudialogdef *dialogdef, union ha
 	if (operation == MENUOP_TICK) {
 		if (g_Menus[g_MpPlayerNum].curdialog && g_Menus[g_MpPlayerNum].curdialog->definition == dialogdef) {
 			g_Menus[g_MpPlayerNum].unk840.unk574 -= g_Vars.diffframe60;
-			g_Menus[g_MpPlayerNum].unk840.unk54c = 18.849555969238f * var80061630;
-			g_Menus[g_MpPlayerNum].unk840.unk524 = 18.849555969238f * var80061630;
+			g_Menus[g_MpPlayerNum].unk840.unk54c = 18.849555969238f * g_20SecIntervalFrac;
+			g_Menus[g_MpPlayerNum].unk840.unk524 = 18.849555969238f * g_20SecIntervalFrac;
 			g_Menus[g_MpPlayerNum].unk840.unk528 = 0;
 			g_Menus[g_MpPlayerNum].unk840.unk550 = 0;
 
diff --git a/src/game/menu.c b/src/game/menu.c
index 0927b0643..2e7edb71d 100644
--- a/src/game/menu.c
+++ b/src/game/menu.c
@@ -1904,7 +1904,7 @@ Gfx *menuRenderModels(Gfx *gdl, struct menu840 *thing, s32 arg2)
 
 				if (node) {
 					struct modelrodata_position *rodata = &node->rodata->position;
-					f32 f0 = func0f006bd0(thing->unk574 / TICKS(480.0f));
+					f32 f0 = menuGetLinearOscPauseFrac(thing->unk574 / TICKS(480.0f));
 
 					sp2fc.f[0] = 0.0f;
 					sp2fc.f[1] = 0.0f - (rodata->pos.f[1] / 7.6f * (1.0f - f0 * f0));
@@ -2283,7 +2283,7 @@ Gfx *menuRenderModels(Gfx *gdl, struct menu840 *thing, s32 arg2)
 				Mtxf spe0;
 				sp160 = model0001a524(node, 0);
 				mtx4LoadIdentity(&sp120);
-				mtx4LoadXRotation(func0f006b54(4), &sp120);
+				mtx4LoadXRotation(menuGetCosOscFrac(4), &sp120);
 				mtx4MultMtx4((Mtxf *)((u32)sp3b4 + sp160 * sizeof(Mtxf)), &sp120, &spe0);
 				mtx4Copy(&spe0, (Mtxf *)((u32)sp3b4 + sp160 * sizeof(Mtxf)));
 			}
@@ -2787,7 +2787,7 @@ glabel var7f1b2948
 /*  f0f0978:	448d4000 */ 	mtc1	$t5,$f8
 /*  f0f097c:	8c500004 */ 	lw	$s0,0x4($v0)
 /*  f0f0980:	468042a0 */ 	cvt.s.w	$f10,$f8
-/*  f0f0984:	0fc01a1d */ 	jal	func0f006bd0
+/*  f0f0984:	0fc01a1d */ 	jal	menuGetLinearOscPauseFrac
 /*  f0f0988:	46045303 */ 	div.s	$f12,$f10,$f4
 /*  f0f098c:	44806000 */ 	mtc1	$zero,$f12
 /*  f0f0990:	3c013f80 */ 	lui	$at,0x3f80
@@ -3732,7 +3732,7 @@ glabel var7f1b2948
 /*  f0f175c:	27a40124 */ 	addiu	$a0,$sp,0x124
 /*  f0f1760:	3c014080 */ 	lui	$at,0x4080
 /*  f0f1764:	44816000 */ 	mtc1	$at,$f12
-/*  f0f1768:	0fc019fe */ 	jal	func0f006b54
+/*  f0f1768:	0fc019fe */ 	jal	menuGetCosOscFrac
 /*  f0f176c:	00000000 */ 	sll	$zero,$zero,0x0
 /*  f0f1770:	46000306 */ 	mov.s	$f12,$f0
 /*  f0f1774:	0c005c9e */ 	jal	mtx4LoadXRotation
@@ -4631,13 +4631,13 @@ Gfx *dialogRender(Gfx *gdl, struct menudialog *dialog, struct menu *menu, bool l
 			// Draw chevrons
 			u32 colour1;
 			u32 colour;
-			u32 weight = func0f006b08(10) * 255.0f;
+			u32 weight = menuGetSinOscFrac(10) * 255.0f;
 
 			colour1 = MIXCOLOUR(dialog, unk00);
 			colour = colourBlend(0xffffffff, colour1, weight);
 
-			gdl = menugfxDrawDialogChevron(gdl, dialogleft - 5, (dialogtop + dialogbottom) / 2, 9, 1, colour, colour, func0f006b08(20));
-			gdl = menugfxDrawDialogChevron(gdl, dialogright + 5, (dialogtop + dialogbottom) / 2, 9, 3, colour, colour, func0f006b08(20));
+			gdl = menugfxDrawDialogChevron(gdl, dialogleft - 5, (dialogtop + dialogbottom) / 2, 9, 1, colour, colour, menuGetSinOscFrac(20));
+			gdl = menugfxDrawDialogChevron(gdl, dialogright + 5, (dialogtop + dialogbottom) / 2, 9, 3, colour, colour, menuGetSinOscFrac(20));
 
 			if (g_MenuData.root == MENUROOT_MAINMENU
 					|| g_MenuData.root == MENUROOT_4MBFILEMGR
@@ -7965,7 +7965,7 @@ glabel var7f1b381cjf
 /*  f0fd19c:	18400092 */ 	blez	$v0,.JF0f0fd3e8
 /*  f0fd1a0:	3c0141a0 */ 	lui	$at,0x41a0
 /*  f0fd1a4:	44816000 */ 	mtc1	$at,$f12
-/*  f0fd1a8:	0fc01ae2 */ 	jal	func0f006b08
+/*  f0fd1a8:	0fc01ae2 */ 	jal	menuGetSinOscFrac
 /*  f0fd1ac:	00000000 */ 	nop
 /*  f0fd1b0:	3c01437f */ 	lui	$at,0x437f
 /*  f0fd1b4:	44813000 */ 	mtc1	$at,$f6
@@ -8586,7 +8586,7 @@ Gfx *menuRender(Gfx *gdl)
 					}
 
 					if (g_MenuData.playerjoinalpha[i] > 0) {
-						u32 weight = func0f006b08(20) * 255.0f;
+						u32 weight = menuGetSinOscFrac(20) * 255.0f;
 
 						// "Player %d: "
 						sprintf(text, langGet(L_MPMENU_482), i + 1);
diff --git a/src/game/menugfx.c b/src/game/menugfx.c
index b38e32125..346e04db9 100644
--- a/src/game/menugfx.c
+++ b/src/game/menugfx.c
@@ -859,8 +859,8 @@ Gfx *menugfxRenderBgGreenHaze(Gfx *gdl, s32 x1, s32 y1, s32 x2, s32 y2)
 
 	for (i = 0; i < 2; i++) {
 		s16 tmp = i * 256;
-		f0 = var80061630;
-		f26 = M_BADTAU * var80061630;
+		f0 = g_20SecIntervalFrac;
+		f26 = M_BADTAU * g_20SecIntervalFrac;
 
 		if (i == 1) {
 			f26 = -f26;
@@ -893,14 +893,14 @@ Gfx *menugfxRenderBgGreenHaze(Gfx *gdl, s32 x1, s32 y1, s32 x2, s32 y2)
 		s0 = cosf(f26) * f22;
 		t5 = -sinf(f26) * f24;
 
-		vertices[i * 4 + 0].s = tmp - s2 - (s0);
-		vertices[i * 4 + 0].t = tmp - s3 - (t5);
-		vertices[i * 4 + 1].s = tmp + s2 - (s0);
-		vertices[i * 4 + 1].t = tmp + s3 - (t5);
-		vertices[i * 4 + 2].s = tmp + s2 + (s0);
-		vertices[i * 4 + 2].t = tmp + s3 + (t5);
-		vertices[i * 4 + 3].s = tmp - s2 + (s0);
-		vertices[i * 4 + 3].t = tmp - s3 + (t5);
+		vertices[i * 4 + 0].s = tmp - s2 - s0;
+		vertices[i * 4 + 0].t = tmp - s3 - t5;
+		vertices[i * 4 + 1].s = tmp + s2 - s0;
+		vertices[i * 4 + 1].t = tmp + s3 - t5;
+		vertices[i * 4 + 2].s = tmp + s2 + s0;
+		vertices[i * 4 + 2].t = tmp + s3 + t5;
+		vertices[i * 4 + 3].s = tmp - s2 + s0;
+		vertices[i * 4 + 3].t = tmp - s3 + t5;
 	}
 
 	vertices[0].colour = 0;
@@ -920,7 +920,7 @@ Gfx *menugfxRenderBgGreenHaze(Gfx *gdl, s32 x1, s32 y1, s32 x2, s32 y2)
 	gDPSetColorArray(gdl++, osVirtualToPhysical(colours), 4);
 	gDPSetVerticeArray(gdl++, osVirtualToPhysical(vertices), 8);
 
-	if (var80061630 > 0.5f) {
+	if (g_20SecIntervalFrac > 0.5f) {
 		gDPTri4(gdl++, 4, 5, 6, 6, 7, 4, 0, 1, 2, 2, 3, 0);
 	} else {
 		gDPTri4(gdl++, 0, 1, 2, 2, 3, 0, 4, 5, 6, 6, 7, 4);
@@ -1870,9 +1870,9 @@ Gfx *menugfxDrawShimmer(Gfx *gdl, s32 x1, s32 y1, s32 x2, s32 y2, u32 colour, bo
 	minalpha = 0;
 
 	if (reverse) {
-		v0 = 6.0f * var80061630 * 600.0f;
+		v0 = 6.0f * g_20SecIntervalFrac * 600.0f;
 	} else {
-		v0 = (1.0f - var80061630) * 6.0f * 600.0f;
+		v0 = (1.0f - g_20SecIntervalFrac) * 6.0f * 600.0f;
 	}
 
 	if (y2 - y1 < x2 - x1) {
@@ -2191,7 +2191,7 @@ Gfx *menugfxRenderBgFailure(Gfx *gdl)
 	u32 alpha1;
 	u32 alpha2;
 
-	spb4 = M_TAU * var80061630;
+	spb4 = M_TAU * g_20SecIntervalFrac;
 
 	var8009de98 = var8009de9c = 0;
 
@@ -2245,8 +2245,8 @@ Gfx *menugfxRenderBgFailure(Gfx *gdl)
 		s0 += 120;
 		s7 += 120;
 
-		alpha1 = func0f006b54(4) * 127.0f;
-		alpha2 = func0f006b54(4) * 55.0f;
+		alpha1 = menuGetCosOscFrac(4) * 127.0f;
+		alpha2 = menuGetCosOscFrac(4) * 55.0f;
 
 		gdl = menugfxDrawPlane(gdl, s6, s3, s2, s0, 0xffff0000 | alpha2, 0xffff0000 | alpha1, MENUPLANE_02);
 		gdl = menugfxDrawPlane(gdl, s2, s0, s1, s7, 0xffff0000 | alpha1, 0xffff0000 | alpha2, MENUPLANE_03);
@@ -2270,8 +2270,8 @@ Gfx *menugfxRenderBgFailure(Gfx *gdl)
 		s0 += 120;
 		s7 += 120;
 
-		alpha1 = (1.0f - func0f006b54(4)) * 99.0f;
-		alpha2 = (1.0f - func0f006b54(4)) * 33.0f;
+		alpha1 = (1.0f - menuGetCosOscFrac(4)) * 99.0f;
+		alpha2 = (1.0f - menuGetCosOscFrac(4)) * 33.0f;
 
 		gdl = menugfxDrawPlane(gdl, s6, s3, s2, s0, 0xffffff00 | alpha2, 0xffffff00 | alpha1, MENUPLANE_02);
 		gdl = menugfxDrawPlane(gdl, s2, s0, s1, s7, 0xffffff00 | alpha1, 0xffffff00 | alpha2, MENUPLANE_03);
@@ -2301,8 +2301,8 @@ Gfx *menugfxRenderBgCone(Gfx *gdl)
 	u32 colour;
 
 	// Cone 1
-	baseangle = M_TAU * var80061630 * 2.0f;
-	colourupper = (u32) (func0f006b08(1.0f) * 255.0f) << 16;
+	baseangle = M_TAU * g_20SecIntervalFrac * 2.0f;
+	colourupper = (u32) (menuGetSinOscFrac(1.0f) * 255.0f) << 16;
 
 	gdl = func0f0d4a3c(gdl, 0);
 
@@ -2330,9 +2330,9 @@ Gfx *menugfxRenderBgCone(Gfx *gdl)
 	}
 
 	// Cone 2
-	colourupper = (u32) (255.0f - func0f006b54(1.0f) * 255.0f) << 16;
+	colourupper = (u32) (255.0f - menuGetCosOscFrac(1.0f) * 255.0f) << 16;
 
-	baseangle = M_TAU * var80061630;
+	baseangle = M_TAU * g_20SecIntervalFrac;
 
 	if (1);
 
@@ -2424,7 +2424,7 @@ Gfx *menugfxRenderBgFailureCopy(Gfx *gdl)
 	u32 alpha1;
 	u32 alpha2;
 
-	spb4 = M_TAU * var80061630;
+	spb4 = M_TAU * g_20SecIntervalFrac;
 
 	var8009de98 = var8009de9c = 0;
 
@@ -2478,8 +2478,8 @@ Gfx *menugfxRenderBgFailureCopy(Gfx *gdl)
 		s0 += 120;
 		s7 += 120;
 
-		alpha1 = func0f006b54(4) * 127.0f;
-		alpha2 = func0f006b54(4) * 55.0f;
+		alpha1 = menuGetCosOscFrac(4) * 127.0f;
+		alpha2 = menuGetCosOscFrac(4) * 55.0f;
 
 		gdl = menugfxDrawPlane(gdl, s6, s3, s2, s0, 0xffff0000 | alpha2, 0xffff0000 | alpha1, MENUPLANE_02);
 		gdl = menugfxDrawPlane(gdl, s2, s0, s1, s7, 0xffff0000 | alpha1, 0xffff0000 | alpha2, MENUPLANE_03);
@@ -2503,8 +2503,8 @@ Gfx *menugfxRenderBgFailureCopy(Gfx *gdl)
 		s0 += 120;
 		s7 += 120;
 
-		alpha1 = (1.0f - func0f006b54(4)) * 99.0f;
-		alpha2 = (1.0f - func0f006b54(4)) * 33.0f;
+		alpha1 = (1.0f - menuGetCosOscFrac(4)) * 99.0f;
+		alpha2 = (1.0f - menuGetCosOscFrac(4)) * 33.0f;
 
 		gdl = menugfxDrawPlane(gdl, s6, s3, s2, s0, 0xffffff00 | alpha2, 0xffffff00 | alpha1, MENUPLANE_02);
 		gdl = menugfxDrawPlane(gdl, s2, s0, s1, s7, 0xffffff00 | alpha1, 0xffffff00 | alpha2, MENUPLANE_03);
@@ -2598,7 +2598,7 @@ Gfx *menugfxRenderBgSuccess(Gfx *gdl)
 		}
 	}
 
-	f0 = func0f006ba0(10.0f);
+	f0 = menuGetLinearIntervalFrac(10.0f);
 
 	// Draw the two haze layers
 	var8009de98 = 0;
diff --git a/src/game/menuitem.c b/src/game/menuitem.c
index 133d912da..c38fa9820 100644
--- a/src/game/menuitem.c
+++ b/src/game/menuitem.c
@@ -453,7 +453,7 @@ Gfx *menuitemListRender(Gfx *gdl, struct menurendercontext *context)
 
 					if (optionindex == itemdata->unk02 && context->focused) {
 						u32 spb0;
-						u32 weight = func0f006b08(40.0f) * 255.0f;
+						u32 weight = menuGetSinOscFrac(40.0f) * 255.0f;
 
 						spb0 = MIXCOLOUR(context->dialog, focused);
 						colour = colourBlend(colour, colour & 0xff, 127);
@@ -853,14 +853,14 @@ Gfx *menuitemDropdownRender(Gfx *gdl, struct menurendercontext *context)
 	if (context->focused != 0) {
 		if ((context->focused & 2) != 0) {
 			u32 tmpcolour;
-			u32 weight = func0f006b08(20) * 255.0f; \
+			u32 weight = menuGetSinOscFrac(20) * 255.0f; \
 			tmpcolour = MIXCOLOUR(context->dialog, focused);
 
 			colour = colourBlend(colour, colour & 0xff, 0x7f);
 			colour = colourBlend(colour, tmpcolour, weight);
 		} else {
 			u32 tmpcolour;
-			u32 weight = func0f006b08(40) * 255.0f; \
+			u32 weight = menuGetSinOscFrac(40) * 255.0f; \
 			tmpcolour = MIXCOLOUR(context->dialog, focused);
 
 			colour = colourBlend(colour, colour & 0xff, 0x7f);
@@ -1137,7 +1137,7 @@ Gfx *menuitemKeyboardRender(Gfx *gdl, struct menurendercontext *context)
 	gdl = text0f153780(gdl);
 
 	// Render cursor
-	alpha = func0f006b08(40) * 255;
+	alpha = menuGetSinOscFrac(40) * 255;
 
 	if (context->dialog->transitionfrac < 0) {
 		cursorcolour = g_MenuColourPalettes[context->dialog->type].focused;
@@ -1201,7 +1201,7 @@ Gfx *menuitemKeyboardRender(Gfx *gdl, struct menurendercontext *context)
 
 			// If this button is the focused one, set highlighted colour
 			if (col == data->col && row == data->row) {
-				alpha = func0f006b08(40) * 255;
+				alpha = menuGetSinOscFrac(40) * 255;
 
 				if (context->dialog->transitionfrac < 0) {
 					tmpcolour = g_MenuColourPalettes[context->dialog->type].focused;
@@ -2767,7 +2767,7 @@ Gfx *menuitemSelectableRender(Gfx *gdl, struct menurendercontext *context)
 		// use in the else branch. The lui is loading a value into $at for the
 		// float to u32 conversion for weight.
 		u32 colour2;
-		u32 weight = func0f006b08(40) * 255; \
+		u32 weight = menuGetSinOscFrac(40) * 255; \
 		if (context->dialog->transitionfrac < 0) { \
 			colour2 = g_MenuColourPalettes[context->dialog->type].focused; \
 		} else { \
@@ -2917,7 +2917,7 @@ Gfx *menuitemSliderRender(Gfx *gdl, struct menurendercontext *context)
 	if (context->focused) {
 		if (context->focused & 2) {
 			u32 tmpcolour;
-			u32 weight = func0f006b08(40) * 255.0f;
+			u32 weight = menuGetSinOscFrac(40) * 255.0f;
 
 			tmpcolour = MIXCOLOUR(context->dialog, focused);
 
@@ -2941,14 +2941,14 @@ Gfx *menuitemSliderRender(Gfx *gdl, struct menurendercontext *context)
 	if (context->focused != 0) {
 		if (context->focused & 2) {
 			u32 tmpcolour;
-			u32 weight = func0f006b08(20) * 255.0f;
+			u32 weight = menuGetSinOscFrac(20) * 255.0f;
 			tmpcolour = MIXCOLOUR(context->dialog, focused);
 
 			colour = colourBlend(colour, colour & 0xff, 0x7f);
 			colour = colourBlend(colour, tmpcolour, weight);
 		} else {
 			u32 tmpcolour;
-			u32 weight = func0f006b08(40) * 255.0f;
+			u32 weight = menuGetSinOscFrac(40) * 255.0f;
 			tmpcolour = MIXCOLOUR(context->dialog, focused);
 
 			colour = colourBlend(colour, colour & 0xff, 0x7f);
@@ -3117,7 +3117,7 @@ Gfx *menuitemCarouselRender(Gfx *gdl, struct menurendercontext *context)
 
 	if (context->focused) {
 		u32 colour1;
-		u32 weight = func0f006b08(40) * 255;
+		u32 weight = menuGetSinOscFrac(40) * 255;
 
 		if (context->dialog->transitionfrac < 0) {
 			colour1 = g_MenuColourPalettes[context->dialog->type].focused;
@@ -3284,7 +3284,7 @@ Gfx *menuitemCheckboxRender(Gfx *gdl, struct menurendercontext *context)
 		// use in the else branch. The lui is loading a value into $at for the
 		// float to u32 conversion for weight.
 		u32 focuscolour;
-		u32 weight = func0f006b08(40) * 255; \
+		u32 weight = menuGetSinOscFrac(40) * 255; \
 		if (context->dialog->transitionfrac < 0) { \
 			focuscolour = g_MenuColourPalettes[context->dialog->type].focused;
 		} else {
@@ -4472,7 +4472,7 @@ Gfx *menuitemPlayerStatsRender(Gfx *gdl, struct menurendercontext *context)
 	gdl = text0f153628(gdl);
 
 	// Write selected player's name
-	weight = func0f006b08(40) * 255;
+	weight = menuGetSinOscFrac(40) * 255;
 
 	if (context->dialog->transitionfrac < 0) {
 		selectioncolour = g_MenuColourPalettes[context->dialog->type].focused;
@@ -5111,7 +5111,7 @@ Gfx *menuitemControllerRenderLines(Gfx *gdl, struct menurendercontext *context,
 #endif
 	};
 
-	speed = (s32)(-var80061630 * 4.0f * 50.0f) % 4;
+	speed = (s32)(-g_20SecIntervalFrac * 4.0f * 50.0f) % 4;
 	alpha = alpha >> 1;
 
 	gDPPipeSync(gdl++);
diff --git a/src/game/menutick.c b/src/game/menutick.c
index 039afe7a5..59916d5e4 100644
--- a/src/game/menutick.c
+++ b/src/game/menutick.c
@@ -68,7 +68,7 @@ void menuTick(void)
 	g_ScaleX = g_ViRes == VIRES_HI ? 2 : 1;
 #endif
 
-	func0f0069dc();
+	menuTickTimers();
 
 	if (g_MenuData.count) {
 		// empty
diff --git a/src/game/mplayer/ingame.c b/src/game/mplayer/ingame.c
index 1761c06db..f89ea2d30 100644
--- a/src/game/mplayer/ingame.c
+++ b/src/game/mplayer/ingame.c
@@ -627,7 +627,7 @@ s32 mpPlacementMenuHandler(s32 operation, struct menuitem *item, union handlerda
 {
 	if (operation == MENUOP_GETCOLOUR) {
 		if (g_PlayerConfigsArray[g_MpPlayerNum].base.placement == 0) { // winner
-			data->label.colour2 = colourBlend(data->label.colour2, 0xffff00ff, func0f006b08(40) * 255);
+			data->label.colour2 = colourBlend(data->label.colour2, 0xffff00ff, menuGetSinOscFrac(40) * 255);
 		}
 	}
 
@@ -708,7 +708,7 @@ s32 mpPlayerTitleMenuHandler(s32 operation, struct menuitem *item, union handler
 {
 	if (operation == MENUOP_GETCOLOUR) {
 		if (g_PlayerConfigsArray[g_MpPlayerNum].title != g_PlayerConfigsArray[g_MpPlayerNum].newtitle) {
-			data->label.colour2 = colourBlend(data->label.colour2, 0xffff00ff, func0f006b08(40) * 255);
+			data->label.colour2 = colourBlend(data->label.colour2, 0xffff00ff, menuGetSinOscFrac(40) * 255);
 		}
 	}
 
diff --git a/src/game/mplayer/mplayer.c b/src/game/mplayer/mplayer.c
index 728b46017..b9fc8fd1b 100644
--- a/src/game/mplayer/mplayer.c
+++ b/src/game/mplayer/mplayer.c
@@ -1209,7 +1209,7 @@ Gfx *mpRenderModalText(Gfx *gdl)
 #endif
 
 	if (g_MpSetup.paused == MPPAUSEMODE_PAUSED) {
-		s32 red = (s32) ((1.0f - var80061630) * 20.0f * 255.0f) % 255;
+		s32 red = (s32) ((1.0f - g_20SecIntervalFrac) * 20.0f * 255.0f) % 255;
 		s32 stack2;
 
 		gdl = text0f153628(gdl);
diff --git a/src/game/mplayer/scenarios.c b/src/game/mplayer/scenarios.c
index 7f9f48179..90b117bc4 100644
--- a/src/game/mplayer/scenarios.c
+++ b/src/game/mplayer/scenarios.c
@@ -730,7 +730,7 @@ bool scenarioHighlightProp(struct prop *prop, s32 *colour)
 				colour[0] = 0;
 				colour[1] = 0xcd;
 				colour[2] = 0xff;
-				colour[3] = func0f006b08(20) * 255;
+				colour[3] = menuGetSinOscFrac(20) * 255;
 				return true;
 			}
 		}
@@ -769,7 +769,7 @@ bool scenarioHighlightProp(struct prop *prop, s32 *colour)
 			colour[0] = tmp >> 24 & 0xff;
 			colour[1] = tmp >> 16 & 0xff;
 			colour[2] = tmp >> 8 & 0xff;
-			colour[3] = pulse ? (s32)(func0f006b08(20) * 128) : 75;
+			colour[3] = pulse ? (s32)(menuGetSinOscFrac(20) * 128) : 75;
 			return true;
 		}
 
@@ -777,7 +777,7 @@ bool scenarioHighlightProp(struct prop *prop, s32 *colour)
 			colour[0] = 0;
 			colour[1] = 0xcd;
 			colour[2] = 0xff;
-			colour[3] = func0f006b08(20) * 205;
+			colour[3] = menuGetSinOscFrac(20) * 205;
 			return true;
 		}
 	}
diff --git a/src/game/nbomb.c b/src/game/nbomb.c
index 3fd841933..b6428d4d4 100644
--- a/src/game/nbomb.c
+++ b/src/game/nbomb.c
@@ -166,7 +166,7 @@ Gfx *func0f0073ac(Gfx *gdl, struct coord *pos, f32 arg2)
 
 	gDPSetRenderMode(gdl++, G_RM_ZB_XLU_SURF, G_RM_ZB_XLU_SURF2);
 
-	var8009cb00 = 2048.0f * var80061630;
+	var8009cb00 = 2048.0f * g_20SecIntervalFrac;
 	var8009cb04 = 0;
 
 	vertices = gfxAllocateVertices(6);
@@ -319,7 +319,7 @@ Gfx *nbombCreateGdl(void)
 		index = 1;
 	}
 
-	var8009cb00 = (s32)(var80061630 * 64.0f * 32.0f * 16.0f) % 0x800;
+	var8009cb00 = (s32)(g_20SecIntervalFrac * 64.0f * 32.0f * 16.0f) % 0x800;
 
 	gdl = gdlstart = gfxAllocate(gdlsizes[index]);
 
@@ -1273,7 +1273,7 @@ void nbombsTick(void)
 			somevalue = 32767;
 
 			if (g_NbombAudioHandle) {
-				f32 speed = func0f006b08(20) * 0.02f + 0.4f;
+				f32 speed = menuGetSinOscFrac(20) * 0.02f + 0.4f;
 
 				if (youngest240 > TICKS(300)) {
 					somevalue = (1.0f - (f32)(youngest240 - TICKS(300)) / (PAL ? 41.0f : 50.0f)) * 32767.0f;
@@ -1555,8 +1555,8 @@ glabel nbombRenderOverlay
 /*  f00a600:	44816000 */ 	mtc1	$at,$f12
 /*  f00a604:	3c014200 */ 	lui	$at,0x4200
 /*  f00a608:	44817000 */ 	mtc1	$at,$f14
-/*  f00a60c:	3c018006 */ 	lui	$at,%hi(var80061630)
-/*  f00a610:	c4201630 */ 	lwc1	$f0,%lo(var80061630)($at)
+/*  f00a60c:	3c018006 */ 	lui	$at,%hi(g_20SecIntervalFrac)
+/*  f00a610:	c4201630 */ 	lwc1	$f0,%lo(g_20SecIntervalFrac)($at)
 /*  f00a614:	c7a40074 */ 	lwc1	$f4,0x74($sp)
 /*  f00a618:	00514821 */ 	addu	$t1,$v0,$s1
 /*  f00a61c:	46001202 */ 	mul.s	$f8,$f2,$f0
@@ -1866,8 +1866,8 @@ glabel nbombRenderOverlay
 /*  f00a600:	44816000 */ 	mtc1	$at,$f12
 /*  f00a604:	3c014200 */ 	lui	$at,0x4200
 /*  f00a608:	44817000 */ 	mtc1	$at,$f14
-/*  f00a60c:	3c018006 */ 	lui	$at,%hi(var80061630)
-/*  f00a610:	c4201630 */ 	lwc1	$f0,%lo(var80061630)($at)
+/*  f00a60c:	3c018006 */ 	lui	$at,%hi(g_20SecIntervalFrac)
+/*  f00a610:	c4201630 */ 	lwc1	$f0,%lo(g_20SecIntervalFrac)($at)
 /*  f00a614:	c7a40074 */ 	lwc1	$f4,0x74($sp)
 /*  f00a618:	00514821 */ 	addu	$t1,$v0,$s1
 /*  f00a61c:	46001202 */ 	mul.s	$f8,$f2,$f0
@@ -2139,8 +2139,8 @@ Gfx *nbombRenderOverlay(Gfx *gdl)
 
 		sp50 = true;
 
-		s2 = (s32) (8.0f * var80061630 * 128.0f * 32.0f) % 2048;
-		sp5e = ((s32)(campos.f[1] * 8.0f) % 2048) + (s32)(2.0f * var80061630 * 128.0f * 32.0f);
+		s2 = (s32) (8.0f * g_20SecIntervalFrac * 128.0f * 32.0f) % 2048;
+		sp5e = ((s32)(campos.f[1] * 8.0f) % 2048) + (s32)(2.0f * g_20SecIntervalFrac * 128.0f * 32.0f);
 
 		if (1);
 		if (1);
@@ -2206,616 +2206,33 @@ Gfx *nbombRenderOverlay(Gfx *gdl)
 }
 #endif
 
-#if MATCHING
-GLOBAL_ASM(
-glabel gasRender
-.late_rodata
-glabel var7f1a7f44
-.word 0xc6557000
-glabel var7f1a7f48
-.word 0xc4b82000
-glabel var7f1a7f4c
-.word 0x3e4ccccd
-glabel var7f1a7f50
-.word 0x40c907a9
-glabel var7f1a7f54
-.word 0x453b8000
-.text
-/*  f00a940:	27bdfef0 */ 	addiu	$sp,$sp,-272
-/*  f00a944:	3c013f80 */ 	lui	$at,0x3f80
-/*  f00a948:	44810000 */ 	mtc1	$at,$f0
-/*  f00a94c:	3c0f7f1a */ 	lui	$t7,%hi(var7f1a7e80)
-/*  f00a950:	afb10028 */ 	sw	$s1,0x28($sp)
-/*  f00a954:	3c06800a */ 	lui	$a2,%hi(g_Vars)
-/*  f00a958:	25ef7e80 */ 	addiu	$t7,$t7,%lo(var7f1a7e80)
-/*  f00a95c:	24c69fc0 */ 	addiu	$a2,$a2,%lo(g_Vars)
-/*  f00a960:	afbf002c */ 	sw	$ra,0x2c($sp)
-/*  f00a964:	afb00024 */ 	sw	$s0,0x24($sp)
-/*  f00a968:	afa40110 */ 	sw	$a0,0x110($sp)
-/*  f00a96c:	00008825 */ 	or	$s1,$zero,$zero
-/*  f00a970:	afa000ec */ 	sw	$zero,0xec($sp)
-/*  f00a974:	25ea0030 */ 	addiu	$t2,$t7,0x30
-/*  f00a978:	27ae00bc */ 	addiu	$t6,$sp,0xbc
-/*  f00a97c:	e7a00108 */ 	swc1	$f0,0x108($sp)
-.L0f00a980:
-/*  f00a980:	8de10000 */ 	lw	$at,0x0($t7)
-/*  f00a984:	25ef000c */ 	addiu	$t7,$t7,0xc
-/*  f00a988:	25ce000c */ 	addiu	$t6,$t6,0xc
-/*  f00a98c:	adc1fff4 */ 	sw	$at,-0xc($t6)
-/*  f00a990:	8de1fff8 */ 	lw	$at,-0x8($t7)
-/*  f00a994:	adc1fff8 */ 	sw	$at,-0x8($t6)
-/*  f00a998:	8de1fffc */ 	lw	$at,-0x4($t7)
-/*  f00a99c:	15eafff8 */ 	bne	$t7,$t2,.L0f00a980
-/*  f00a9a0:	adc1fffc */ 	sw	$at,-0x4($t6)
-/*  f00a9a4:	8ccb04b4 */ 	lw	$t3,0x4b4($a2)
-/*  f00a9a8:	24010019 */ 	addiu	$at,$zero,0x19
-/*  f00a9ac:	556101e9 */ 	bnel	$t3,$at,.L0f00b154
-/*  f00a9b0:	8fad00ec */ 	lw	$t5,0xec($sp)
-/*  f00a9b4:	8cc30284 */ 	lw	$v1,0x284($a2)
-/*  f00a9b8:	e7a000b8 */ 	swc1	$f0,0xb8($sp)
-/*  f00a9bc:	27b000bc */ 	addiu	$s0,$sp,0xbc
-/*  f00a9c0:	c4641bb0 */ 	lwc1	$f4,0x1bb0($v1)
-/*  f00a9c4:	e7a400fc */ 	swc1	$f4,0xfc($sp)
-/*  f00a9c8:	c4661bb4 */ 	lwc1	$f6,0x1bb4($v1)
-/*  f00a9cc:	e7a60100 */ 	swc1	$f6,0x100($sp)
-/*  f00a9d0:	c4681bb8 */ 	lwc1	$f8,0x1bb8($v1)
-/*  f00a9d4:	e7a80104 */ 	swc1	$f8,0x104($sp)
-/*  f00a9d8:	27a400fc */ 	addiu	$a0,$sp,0xfc
-.L0f00a9dc:
-/*  f00a9dc:	0fc586b7 */ 	jal	roomContainsCoord
-/*  f00a9e0:	86050002 */ 	lh	$a1,0x2($s0)
-/*  f00a9e4:	10400002 */ 	beqz	$v0,.L0f00a9f0
-/*  f00a9e8:	26100004 */ 	addiu	$s0,$s0,0x4
-/*  f00a9ec:	24110001 */ 	addiu	$s1,$zero,0x1
-.L0f00a9f0:
-/*  f00a9f0:	27ac00ec */ 	addiu	$t4,$sp,0xec
-/*  f00a9f4:	560cfff9 */ 	bnel	$s0,$t4,.L0f00a9dc
-/*  f00a9f8:	27a400fc */ 	addiu	$a0,$sp,0xfc
-/*  f00a9fc:	16200025 */ 	bnez	$s1,.L0f00aa94
-/*  f00aa00:	27a400fc */ 	addiu	$a0,$sp,0xfc
-/*  f00aa04:	3c017f1a */ 	lui	$at,%hi(var7f1a7f44)
-/*  f00aa08:	c4247f44 */ 	lwc1	$f4,%lo(var7f1a7f44)($at)
-/*  f00aa0c:	c7aa0104 */ 	lwc1	$f10,0x104($sp)
-/*  f00aa10:	3c017f1a */ 	lui	$at,%hi(var7f1a7f48)
-/*  f00aa14:	c4287f48 */ 	lwc1	$f8,%lo(var7f1a7f48)($at)
-/*  f00aa18:	c7a600fc */ 	lwc1	$f6,0xfc($sp)
-/*  f00aa1c:	46045001 */ 	sub.s	$f0,$f10,$f4
-/*  f00aa20:	3c01c39a */ 	lui	$at,0xc39a
-/*  f00aa24:	44812000 */ 	mtc1	$at,$f4
-/*  f00aa28:	46083081 */ 	sub.s	$f2,$f6,$f8
-/*  f00aa2c:	c7aa0100 */ 	lwc1	$f10,0x100($sp)
-/*  f00aa30:	46045381 */ 	sub.s	$f14,$f10,$f4
-/*  f00aa34:	46021182 */ 	mul.s	$f6,$f2,$f2
-/*  f00aa38:	00000000 */ 	nop
-/*  f00aa3c:	460e7202 */ 	mul.s	$f8,$f14,$f14
-/*  f00aa40:	46083280 */ 	add.s	$f10,$f6,$f8
-/*  f00aa44:	46000102 */ 	mul.s	$f4,$f0,$f0
-/*  f00aa48:	0c012974 */ 	jal	sqrtf
-/*  f00aa4c:	460a2300 */ 	add.s	$f12,$f4,$f10
-/*  f00aa50:	3c0144a6 */ 	lui	$at,0x44a6
-/*  f00aa54:	44816000 */ 	mtc1	$at,$f12
-/*  f00aa58:	00000000 */ 	nop
-/*  f00aa5c:	460c003c */ 	c.lt.s	$f0,$f12
-/*  f00aa60:	00000000 */ 	nop
-/*  f00aa64:	45020022 */ 	bc1fl	.L0f00aaf0
-/*  f00aa68:	c7a40108 */ 	lwc1	$f4,0x108($sp)
-/*  f00aa6c:	460c0203 */ 	div.s	$f8,$f0,$f12
-/*  f00aa70:	3c013f80 */ 	lui	$at,0x3f80
-/*  f00aa74:	44813000 */ 	mtc1	$at,$f6
-/*  f00aa78:	24110001 */ 	addiu	$s1,$zero,0x1
-/*  f00aa7c:	24040032 */ 	addiu	$a0,$zero,0x32
-/*  f00aa80:	46083101 */ 	sub.s	$f4,$f6,$f8
-/*  f00aa84:	0fc02911 */ 	jal	gasGetDoorFrac
-/*  f00aa88:	e7a40108 */ 	swc1	$f4,0x108($sp)
-/*  f00aa8c:	10000017 */ 	b	.L0f00aaec
-/*  f00aa90:	e7a000b8 */ 	swc1	$f0,0xb8($sp)
-.L0f00aa94:
-/*  f00aa94:	0fc586b7 */ 	jal	roomContainsCoord
-/*  f00aa98:	24050091 */ 	addiu	$a1,$zero,0x91
-/*  f00aa9c:	50400014 */ 	beqzl	$v0,.L0f00aaf0
-/*  f00aaa0:	c7a40108 */ 	lwc1	$f4,0x108($sp)
-/*  f00aaa4:	0fc02911 */ 	jal	gasGetDoorFrac
-/*  f00aaa8:	24040030 */ 	addiu	$a0,$zero,0x30
-/*  f00aaac:	24040031 */ 	addiu	$a0,$zero,0x31
-/*  f00aab0:	0fc02911 */ 	jal	gasGetDoorFrac
-/*  f00aab4:	e7a000b0 */ 	swc1	$f0,0xb0($sp)
-/*  f00aab8:	c7a200b0 */ 	lwc1	$f2,0xb0($sp)
-/*  f00aabc:	3c017f1a */ 	lui	$at,%hi(var7f1a7f4c)
-/*  f00aac0:	4600103c */ 	c.lt.s	$f2,$f0
-/*  f00aac4:	00000000 */ 	nop
-/*  f00aac8:	45020004 */ 	bc1fl	.L0f00aadc
-/*  f00aacc:	e7a200b8 */ 	swc1	$f2,0xb8($sp)
-/*  f00aad0:	10000002 */ 	b	.L0f00aadc
-/*  f00aad4:	e7a000b8 */ 	swc1	$f0,0xb8($sp)
-/*  f00aad8:	e7a200b8 */ 	swc1	$f2,0xb8($sp)
-.L0f00aadc:
-/*  f00aadc:	c7aa00b8 */ 	lwc1	$f10,0xb8($sp)
-/*  f00aae0:	c4267f4c */ 	lwc1	$f6,%lo(var7f1a7f4c)($at)
-/*  f00aae4:	46065200 */ 	add.s	$f8,$f10,$f6
-/*  f00aae8:	e7a800b8 */ 	swc1	$f8,0xb8($sp)
-.L0f00aaec:
-/*  f00aaec:	c7a40108 */ 	lwc1	$f4,0x108($sp)
-.L0f00aaf0:
-/*  f00aaf0:	c7aa00b8 */ 	lwc1	$f10,0xb8($sp)
-/*  f00aaf4:	3c0d800a */ 	lui	$t5,%hi(g_Vars+0x2ac)
-/*  f00aaf8:	460a2182 */ 	mul.s	$f6,$f4,$f10
-/*  f00aafc:	12200017 */ 	beqz	$s1,.L0f00ab5c
-/*  f00ab00:	e7a60108 */ 	swc1	$f6,0x108($sp)
-/*  f00ab04:	8dada26c */ 	lw	$t5,%lo(g_Vars+0x2ac)($t5)
-/*  f00ab08:	24010006 */ 	addiu	$at,$zero,0x6
-/*  f00ab0c:	3c02800a */ 	lui	$v0,%hi(g_CutsceneCurAnimFrame60)
-/*  f00ab10:	15a10012 */ 	bne	$t5,$at,.L0f00ab5c
-/*  f00ab14:	00000000 */ 	nop
-/*  f00ab18:	8c42de10 */ 	lw	$v0,%lo(g_CutsceneCurAnimFrame60)($v0)
-/*  f00ab1c:	28410884 */ 	slti	$at,$v0,0x884
-/*  f00ab20:	50200004 */ 	beqzl	$at,.L0f00ab34
-/*  f00ab24:	28410a28 */ 	slti	$at,$v0,0xa28
-/*  f00ab28:	1000000c */ 	b	.L0f00ab5c
-/*  f00ab2c:	00008825 */ 	or	$s1,$zero,$zero
-/*  f00ab30:	28410a28 */ 	slti	$at,$v0,0xa28
-.L0f00ab34:
-/*  f00ab34:	10200009 */ 	beqz	$at,.L0f00ab5c
-/*  f00ab38:	2459f77c */ 	addiu	$t9,$v0,-2180
-/*  f00ab3c:	44994000 */ 	mtc1	$t9,$f8
-/*  f00ab40:	3c0143d2 */ 	lui	$at,0x43d2
-/*  f00ab44:	44815000 */ 	mtc1	$at,$f10
-/*  f00ab48:	46804120 */ 	cvt.s.w	$f4,$f8
-/*  f00ab4c:	c7a60108 */ 	lwc1	$f6,0x108($sp)
-/*  f00ab50:	460a2003 */ 	div.s	$f0,$f4,$f10
-/*  f00ab54:	46003202 */ 	mul.s	$f8,$f6,$f0
-/*  f00ab58:	e7a80108 */ 	swc1	$f8,0x108($sp)
-.L0f00ab5c:
-/*  f00ab5c:	5220017d */ 	beqzl	$s1,.L0f00b154
-/*  f00ab60:	8fad00ec */ 	lw	$t5,0xec($sp)
-/*  f00ab64:	0fc59e73 */ 	jal	gfxAllocateColours
-/*  f00ab68:	24040001 */ 	addiu	$a0,$zero,0x1
-/*  f00ab6c:	afa200a4 */ 	sw	$v0,0xa4($sp)
-/*  f00ab70:	0fc59e59 */ 	jal	gfxAllocateVertices
-/*  f00ab74:	24040008 */ 	addiu	$a0,$zero,0x8
-/*  f00ab78:	0c002f40 */ 	jal	viGetViewLeft
-/*  f00ab7c:	00408025 */ 	or	$s0,$v0,$zero
-/*  f00ab80:	0002c080 */ 	sll	$t8,$v0,0x2
-/*  f00ab84:	0302c021 */ 	addu	$t8,$t8,$v0
-/*  f00ab88:	0018c040 */ 	sll	$t8,$t8,0x1
-/*  f00ab8c:	0c002f44 */ 	jal	viGetViewTop
-/*  f00ab90:	a7b8009e */ 	sh	$t8,0x9e($sp)
-/*  f00ab94:	00025080 */ 	sll	$t2,$v0,0x2
-/*  f00ab98:	01425021 */ 	addu	$t2,$t2,$v0
-/*  f00ab9c:	000a5040 */ 	sll	$t2,$t2,0x1
-/*  f00aba0:	0c002f40 */ 	jal	viGetViewLeft
-/*  f00aba4:	a7aa009c */ 	sh	$t2,0x9c($sp)
-/*  f00aba8:	00028c00 */ 	sll	$s1,$v0,0x10
-/*  f00abac:	00117c03 */ 	sra	$t7,$s1,0x10
-/*  f00abb0:	0c002f22 */ 	jal	viGetViewWidth
-/*  f00abb4:	01e08825 */ 	or	$s1,$t7,$zero
-/*  f00abb8:	00516021 */ 	addu	$t4,$v0,$s1
-/*  f00abbc:	000c6880 */ 	sll	$t5,$t4,0x2
-/*  f00abc0:	01ac6821 */ 	addu	$t5,$t5,$t4
-/*  f00abc4:	000d6840 */ 	sll	$t5,$t5,0x1
-/*  f00abc8:	0c002f44 */ 	jal	viGetViewTop
-/*  f00abcc:	a7ad009a */ 	sh	$t5,0x9a($sp)
-/*  f00abd0:	00028c00 */ 	sll	$s1,$v0,0x10
-/*  f00abd4:	0011cc03 */ 	sra	$t9,$s1,0x10
-/*  f00abd8:	0c002f26 */ 	jal	viGetViewHeight
-/*  f00abdc:	03208825 */ 	or	$s1,$t9,$zero
-/*  f00abe0:	00517821 */ 	addu	$t7,$v0,$s1
-/*  f00abe4:	000f7080 */ 	sll	$t6,$t7,0x2
-/*  f00abe8:	3c03800a */ 	lui	$v1,%hi(g_Vars+0x284)
-/*  f00abec:	8c63a244 */ 	lw	$v1,%lo(g_Vars+0x284)($v1)
-/*  f00abf0:	01cf7021 */ 	addu	$t6,$t6,$t7
-/*  f00abf4:	000e7040 */ 	sll	$t6,$t6,0x1
-/*  f00abf8:	a7ae0098 */ 	sh	$t6,0x98($sp)
-/*  f00abfc:	c4641bb0 */ 	lwc1	$f4,0x1bb0($v1)
-/*  f00ac00:	c4601bbc */ 	lwc1	$f0,0x1bbc($v1)
-/*  f00ac04:	c46e1bc4 */ 	lwc1	$f14,0x1bc4($v1)
-/*  f00ac08:	e7a4008c */ 	swc1	$f4,0x8c($sp)
-/*  f00ac0c:	c46a1bb8 */ 	lwc1	$f10,0x1bb8($v1)
-/*  f00ac10:	46000307 */ 	neg.s	$f12,$f0
-/*  f00ac14:	0fc259d4 */ 	jal	atan2f
-/*  f00ac18:	e7aa0088 */ 	swc1	$f10,0x88($sp)
-/*  f00ac1c:	3c017f1a */ 	lui	$at,%hi(var7f1a7f50)
-/*  f00ac20:	c4267f50 */ 	lwc1	$f6,%lo(var7f1a7f50)($at)
-/*  f00ac24:	3c014080 */ 	lui	$at,0x4080
-/*  f00ac28:	44816000 */ 	mtc1	$at,$f12
-/*  f00ac2c:	46060203 */ 	div.s	$f8,$f0,$f6
-/*  f00ac30:	0fc01ac2 */ 	jal	func0f006b08
-/*  f00ac34:	e7a80078 */ 	swc1	$f8,0x78($sp)
-/*  f00ac38:	c7a4008c */ 	lwc1	$f4,0x8c($sp)
-/*  f00ac3c:	c7aa0088 */ 	lwc1	$f10,0x88($sp)
-/*  f00ac40:	3c014200 */ 	lui	$at,0x4200
-/*  f00ac44:	44819000 */ 	mtc1	$at,$f18
-/*  f00ac48:	460a2180 */ 	add.s	$f6,$f4,$f10
-/*  f00ac4c:	3c017f1a */ 	lui	$at,%hi(var7f1a7f54)
-/*  f00ac50:	c4287f54 */ 	lwc1	$f8,%lo(var7f1a7f54)($at)
-/*  f00ac54:	3c013f00 */ 	lui	$at,0x3f00
-/*  f00ac58:	46083083 */ 	div.s	$f2,$f6,$f8
-/*  f00ac5c:	44814000 */ 	mtc1	$at,$f8
-/*  f00ac60:	3c0140c0 */ 	lui	$at,0x40c0
-/*  f00ac64:	4600110d */ 	trunc.w.s	$f4,$f2
-/*  f00ac68:	440c2000 */ 	mfc1	$t4,$f4
-/*  f00ac6c:	46080101 */ 	sub.s	$f4,$f0,$f8
-/*  f00ac70:	c7a80078 */ 	lwc1	$f8,0x78($sp)
-/*  f00ac74:	448c5000 */ 	mtc1	$t4,$f10
-/*  f00ac78:	00000000 */ 	nop
-/*  f00ac7c:	468051a0 */ 	cvt.s.w	$f6,$f10
-/*  f00ac80:	44815000 */ 	mtc1	$at,$f10
-/*  f00ac84:	3c013fc0 */ 	lui	$at,0x3fc0
-/*  f00ac88:	46061401 */ 	sub.s	$f16,$f2,$f6
-/*  f00ac8c:	460a2183 */ 	div.s	$f6,$f4,$f10
-/*  f00ac90:	44815000 */ 	mtc1	$at,$f10
-/*  f00ac94:	3c014300 */ 	lui	$at,0x4300
-/*  f00ac98:	e7b00038 */ 	swc1	$f16,0x38($sp)
-/*  f00ac9c:	46083100 */ 	add.s	$f4,$f6,$f8
-/*  f00aca0:	460a8182 */ 	mul.s	$f6,$f16,$f10
-/*  f00aca4:	44815000 */ 	mtc1	$at,$f10
-/*  f00aca8:	3c014080 */ 	lui	$at,0x4080
-/*  f00acac:	44816000 */ 	mtc1	$at,$f12
-/*  f00acb0:	46062380 */ 	add.s	$f14,$f4,$f6
-/*  f00acb4:	460e7200 */ 	add.s	$f8,$f14,$f14
-/*  f00acb8:	460a4102 */ 	mul.s	$f4,$f8,$f10
-/*  f00acbc:	00000000 */ 	nop
-/*  f00acc0:	46122182 */ 	mul.s	$f6,$f4,$f18
-/*  f00acc4:	4600320d */ 	trunc.w.s	$f8,$f6
-/*  f00acc8:	44194000 */ 	mfc1	$t9,$f8
-/*  f00accc:	00000000 */ 	nop
-/*  f00acd0:	07210004 */ 	bgez	$t9,.L0f00ace4
-/*  f00acd4:	333807ff */ 	andi	$t8,$t9,0x7ff
-/*  f00acd8:	13000002 */ 	beqz	$t8,.L0f00ace4
-/*  f00acdc:	00000000 */ 	nop
-/*  f00ace0:	2718f800 */ 	addiu	$t8,$t8,-2048
-.L0f00ace4:
-/*  f00ace4:	0fc01ad5 */ 	jal	func0f006b54
-/*  f00ace8:	a7b80076 */ 	sh	$t8,0x76($sp)
-/*  f00acec:	3c014200 */ 	lui	$at,0x4200
-/*  f00acf0:	44819000 */ 	mtc1	$at,$f18
-/*  f00acf4:	3c013f00 */ 	lui	$at,0x3f00
-/*  f00acf8:	44815000 */ 	mtc1	$at,$f10
-/*  f00acfc:	3c01c110 */ 	lui	$at,0xc110
-/*  f00ad00:	44813000 */ 	mtc1	$at,$f6
-/*  f00ad04:	460a0101 */ 	sub.s	$f4,$f0,$f10
-/*  f00ad08:	c7aa0078 */ 	lwc1	$f10,0x78($sp)
-/*  f00ad0c:	c7b00038 */ 	lwc1	$f16,0x38($sp)
-/*  f00ad10:	3c014300 */ 	lui	$at,0x4300
-/*  f00ad14:	46062203 */ 	div.s	$f8,$f4,$f6
-/*  f00ad18:	240c0001 */ 	addiu	$t4,$zero,0x1
-/*  f00ad1c:	afac00ec */ 	sw	$t4,0xec($sp)
-/*  f00ad20:	8fa40110 */ 	lw	$a0,0x110($sp)
-/*  f00ad24:	460a4100 */ 	add.s	$f4,$f8,$f10
-/*  f00ad28:	44814000 */ 	mtc1	$at,$f8
-/*  f00ad2c:	3c014100 */ 	lui	$at,0x4100
-/*  f00ad30:	46102380 */ 	add.s	$f14,$f4,$f16
-/*  f00ad34:	460e7180 */ 	add.s	$f6,$f14,$f14
-/*  f00ad38:	46083282 */ 	mul.s	$f10,$f6,$f8
-/*  f00ad3c:	c7a80100 */ 	lwc1	$f8,0x100($sp)
-/*  f00ad40:	46125102 */ 	mul.s	$f4,$f10,$f18
-/*  f00ad44:	44815000 */ 	mtc1	$at,$f10
-/*  f00ad48:	3c018006 */ 	lui	$at,%hi(var80061630)
-/*  f00ad4c:	c4221630 */ 	lwc1	$f2,%lo(var80061630)($at)
-/*  f00ad50:	3c014300 */ 	lui	$at,0x4300
-/*  f00ad54:	46021300 */ 	add.s	$f12,$f2,$f2
-/*  f00ad58:	4600218d */ 	trunc.w.s	$f6,$f4
-/*  f00ad5c:	460a4102 */ 	mul.s	$f4,$f8,$f10
-/*  f00ad60:	44814000 */ 	mtc1	$at,$f8
-/*  f00ad64:	3c014280 */ 	lui	$at,0x4280
-/*  f00ad68:	44113000 */ 	mfc1	$s1,$f6
-/*  f00ad6c:	46086282 */ 	mul.s	$f10,$f12,$f8
-/*  f00ad70:	44814000 */ 	mtc1	$at,$f8
-/*  f00ad74:	06210004 */ 	bgez	$s1,.L0f00ad88
-/*  f00ad78:	322f07ff */ 	andi	$t7,$s1,0x7ff
-/*  f00ad7c:	11e00002 */ 	beqz	$t7,.L0f00ad88
-/*  f00ad80:	00000000 */ 	nop
-/*  f00ad84:	25eff800 */ 	addiu	$t7,$t7,-2048
-.L0f00ad88:
-/*  f00ad88:	4600218d */ 	trunc.w.s	$f6,$f4
-/*  f00ad8c:	46125102 */ 	mul.s	$f4,$f10,$f18
-/*  f00ad90:	000f7400 */ 	sll	$t6,$t7,0x10
-/*  f00ad94:	000e5c03 */ 	sra	$t3,$t6,0x10
-/*  f00ad98:	46086282 */ 	mul.s	$f10,$f12,$f8
-/*  f00ad9c:	44023000 */ 	mfc1	$v0,$f6
-/*  f00ada0:	01608825 */ 	or	$s1,$t3,$zero
-/*  f00ada4:	04410004 */ 	bgez	$v0,.L0f00adb8
-/*  f00ada8:	304d07ff */ 	andi	$t5,$v0,0x7ff
-/*  f00adac:	11a00002 */ 	beqz	$t5,.L0f00adb8
-/*  f00adb0:	00000000 */ 	nop
-/*  f00adb4:	25adf800 */ 	addiu	$t5,$t5,-2048
-.L0f00adb8:
-/*  f00adb8:	4600218d */ 	trunc.w.s	$f6,$f4
-/*  f00adbc:	46125102 */ 	mul.s	$f4,$f10,$f18
-/*  f00adc0:	01a01025 */ 	or	$v0,$t5,$zero
-/*  f00adc4:	440b3000 */ 	mfc1	$t3,$f6
-/*  f00adc8:	00000000 */ 	nop
-/*  f00adcc:	004b6821 */ 	addu	$t5,$v0,$t3
-/*  f00add0:	4600218d */ 	trunc.w.s	$f6,$f4
-/*  f00add4:	a7ad00fa */ 	sh	$t5,0xfa($sp)
-/*  f00add8:	440f3000 */ 	mfc1	$t7,$f6
-/*  f00addc:	00000000 */ 	nop
-/*  f00ade0:	004f5821 */ 	addu	$t3,$v0,$t7
-/*  f00ade4:	0fc351e7 */ 	jal	func0f0d479c
-/*  f00ade8:	a7ab0072 */ 	sh	$t3,0x72($sp)
-/*  f00adec:	3c05800b */ 	lui	$a1,%hi(g_TexGeneralConfigs)
-/*  f00adf0:	87a80072 */ 	lh	$t0,0x72($sp)
-/*  f00adf4:	87a900fa */ 	lh	$t1,0xfa($sp)
-/*  f00adf8:	8ca5b5a8 */ 	lw	$a1,%lo(g_TexGeneralConfigs)($a1)
-/*  f00adfc:	240d0002 */ 	addiu	$t5,$zero,0x2
-/*  f00ae00:	24190001 */ 	addiu	$t9,$zero,0x1
-/*  f00ae04:	afa20110 */ 	sw	$v0,0x110($sp)
-/*  f00ae08:	afb90014 */ 	sw	$t9,0x14($sp)
-/*  f00ae0c:	afad0010 */ 	sw	$t5,0x10($sp)
-/*  f00ae10:	27a40110 */ 	addiu	$a0,$sp,0x110
-/*  f00ae14:	24060004 */ 	addiu	$a2,$zero,0x4
-/*  f00ae18:	24070001 */ 	addiu	$a3,$zero,0x1
-/*  f00ae1c:	afa00018 */ 	sw	$zero,0x18($sp)
-/*  f00ae20:	a7a80072 */ 	sh	$t0,0x72($sp)
-/*  f00ae24:	a7a900fa */ 	sh	$t1,0xfa($sp)
-/*  f00ae28:	0fc2ce70 */ 	jal	texSelect
-/*  f00ae2c:	24a50048 */ 	addiu	$a1,$a1,0x0048
-/*  f00ae30:	8fb80110 */ 	lw	$t8,0x110($sp)
-/*  f00ae34:	87a80072 */ 	lh	$t0,0x72($sp)
-/*  f00ae38:	87a900fa */ 	lh	$t1,0xfa($sp)
-/*  f00ae3c:	270a0008 */ 	addiu	$t2,$t8,0x8
-/*  f00ae40:	afaa0110 */ 	sw	$t2,0x110($sp)
-/*  f00ae44:	3c0fe700 */ 	lui	$t7,0xe700
-/*  f00ae48:	af0f0000 */ 	sw	$t7,0x0($t8)
-/*  f00ae4c:	af000004 */ 	sw	$zero,0x4($t8)
-/*  f00ae50:	8fae0110 */ 	lw	$t6,0x110($sp)
-/*  f00ae54:	3c0cba00 */ 	lui	$t4,0xba00
-/*  f00ae58:	358c1402 */ 	ori	$t4,$t4,0x1402
-/*  f00ae5c:	25cb0008 */ 	addiu	$t3,$t6,0x8
-/*  f00ae60:	afab0110 */ 	sw	$t3,0x110($sp)
-/*  f00ae64:	adc00004 */ 	sw	$zero,0x4($t6)
-/*  f00ae68:	adcc0000 */ 	sw	$t4,0x0($t6)
-/*  f00ae6c:	8fad0110 */ 	lw	$t5,0x110($sp)
-/*  f00ae70:	3c18b900 */ 	lui	$t8,0xb900
-/*  f00ae74:	37180002 */ 	ori	$t8,$t8,0x2
-/*  f00ae78:	25b90008 */ 	addiu	$t9,$t5,0x8
-/*  f00ae7c:	afb90110 */ 	sw	$t9,0x110($sp)
-/*  f00ae80:	ada00004 */ 	sw	$zero,0x4($t5)
-/*  f00ae84:	adb80000 */ 	sw	$t8,0x0($t5)
-/*  f00ae88:	8faa0110 */ 	lw	$t2,0x110($sp)
-/*  f00ae8c:	3c0efc12 */ 	lui	$t6,0xfc12
-/*  f00ae90:	3c0bff33 */ 	lui	$t3,0xff33
-/*  f00ae94:	254f0008 */ 	addiu	$t7,$t2,0x8
-/*  f00ae98:	afaf0110 */ 	sw	$t7,0x110($sp)
-/*  f00ae9c:	356bffff */ 	ori	$t3,$t3,0xffff
-/*  f00aea0:	35ce1824 */ 	ori	$t6,$t6,0x1824
-/*  f00aea4:	ad4e0000 */ 	sw	$t6,0x0($t2)
-/*  f00aea8:	ad4b0004 */ 	sw	$t3,0x4($t2)
-/*  f00aeac:	8fac0110 */ 	lw	$t4,0x110($sp)
-/*  f00aeb0:	24183000 */ 	addiu	$t8,$zero,0x3000
-/*  f00aeb4:	3c19b600 */ 	lui	$t9,0xb600
-/*  f00aeb8:	258d0008 */ 	addiu	$t5,$t4,0x8
-/*  f00aebc:	afad0110 */ 	sw	$t5,0x110($sp)
-/*  f00aec0:	ad980004 */ 	sw	$t8,0x4($t4)
-/*  f00aec4:	ad990000 */ 	sw	$t9,0x0($t4)
-/*  f00aec8:	8faa0110 */ 	lw	$t2,0x110($sp)
-/*  f00aecc:	87a7009c */ 	lh	$a3,0x9c($sp)
-/*  f00aed0:	87a6009e */ 	lh	$a2,0x9e($sp)
-/*  f00aed4:	254f0008 */ 	addiu	$t7,$t2,0x8
-/*  f00aed8:	afaf0110 */ 	sw	$t7,0x110($sp)
-/*  f00aedc:	3c0eba00 */ 	lui	$t6,0xba00
-/*  f00aee0:	35ce0602 */ 	ori	$t6,$t6,0x602
-/*  f00aee4:	240b00c0 */ 	addiu	$t3,$zero,0xc0
-/*  f00aee8:	ad4b0004 */ 	sw	$t3,0x4($t2)
-/*  f00aeec:	ad4e0000 */ 	sw	$t6,0x0($t2)
-/*  f00aef0:	8fac0110 */ 	lw	$t4,0x110($sp)
-/*  f00aef4:	3c19ba00 */ 	lui	$t9,0xba00
-/*  f00aef8:	37390c02 */ 	ori	$t9,$t9,0xc02
-/*  f00aefc:	258d0008 */ 	addiu	$t5,$t4,0x8
-/*  f00af00:	afad0110 */ 	sw	$t5,0x110($sp)
-/*  f00af04:	24182000 */ 	addiu	$t8,$zero,0x2000
-/*  f00af08:	ad980004 */ 	sw	$t8,0x4($t4)
-/*  f00af0c:	ad990000 */ 	sw	$t9,0x0($t4)
-/*  f00af10:	8faa0110 */ 	lw	$t2,0x110($sp)
-/*  f00af14:	3c0eb900 */ 	lui	$t6,0xb900
-/*  f00af18:	3c0b0050 */ 	lui	$t3,0x50
-/*  f00af1c:	254f0008 */ 	addiu	$t7,$t2,0x8
-/*  f00af20:	afaf0110 */ 	sw	$t7,0x110($sp)
-/*  f00af24:	356b4340 */ 	ori	$t3,$t3,0x4340
-/*  f00af28:	35ce031d */ 	ori	$t6,$t6,0x31d
-/*  f00af2c:	ad4e0000 */ 	sw	$t6,0x0($t2)
-/*  f00af30:	ad4b0004 */ 	sw	$t3,0x4($t2)
-/*  f00af34:	8fac0110 */ 	lw	$t4,0x110($sp)
-/*  f00af38:	3c19ba00 */ 	lui	$t9,0xba00
-/*  f00af3c:	37391301 */ 	ori	$t9,$t9,0x1301
-/*  f00af40:	258d0008 */ 	addiu	$t5,$t4,0x8
-/*  f00af44:	afad0110 */ 	sw	$t5,0x110($sp)
-/*  f00af48:	3c180008 */ 	lui	$t8,0x8
-/*  f00af4c:	ad980004 */ 	sw	$t8,0x4($t4)
-/*  f00af50:	ad990000 */ 	sw	$t9,0x0($t4)
-/*  f00af54:	a6070002 */ 	sh	$a3,0x2($s0)
-/*  f00af58:	a6060000 */ 	sh	$a2,0x0($s0)
-/*  f00af5c:	87a40098 */ 	lh	$a0,0x98($sp)
-/*  f00af60:	87a3009a */ 	lh	$v1,0x9a($sp)
-/*  f00af64:	2402fff6 */ 	addiu	$v0,$zero,-10
-/*  f00af68:	a6020004 */ 	sh	$v0,0x4($s0)
-/*  f00af6c:	a6020010 */ 	sh	$v0,0x10($s0)
-/*  f00af70:	a602001c */ 	sh	$v0,0x1c($s0)
-/*  f00af74:	a6020028 */ 	sh	$v0,0x28($s0)
-/*  f00af78:	a6020034 */ 	sh	$v0,0x34($s0)
-/*  f00af7c:	a6020040 */ 	sh	$v0,0x40($s0)
-/*  f00af80:	a602004c */ 	sh	$v0,0x4c($s0)
-/*  f00af84:	a6020058 */ 	sh	$v0,0x58($s0)
-/*  f00af88:	a6110008 */ 	sh	$s1,0x8($s0)
-/*  f00af8c:	a608000a */ 	sh	$t0,0xa($s0)
-/*  f00af90:	a607000e */ 	sh	$a3,0xe($s0)
-/*  f00af94:	a6070032 */ 	sh	$a3,0x32($s0)
-/*  f00af98:	a607003e */ 	sh	$a3,0x3e($s0)
-/*  f00af9c:	a6060024 */ 	sh	$a2,0x24($s0)
-/*  f00afa0:	a6060030 */ 	sh	$a2,0x30($s0)
-/*  f00afa4:	a6060054 */ 	sh	$a2,0x54($s0)
-/*  f00afa8:	a604001a */ 	sh	$a0,0x1a($s0)
-/*  f00afac:	a6040026 */ 	sh	$a0,0x26($s0)
-/*  f00afb0:	a604004a */ 	sh	$a0,0x4a($s0)
-/*  f00afb4:	a6040056 */ 	sh	$a0,0x56($s0)
-/*  f00afb8:	a603000c */ 	sh	$v1,0xc($s0)
-/*  f00afbc:	a6030018 */ 	sh	$v1,0x18($s0)
-/*  f00afc0:	a603003c */ 	sh	$v1,0x3c($s0)
-/*  f00afc4:	a6030048 */ 	sh	$v1,0x48($s0)
-/*  f00afc8:	87a40076 */ 	lh	$a0,0x76($sp)
-/*  f00afcc:	262203c0 */ 	addiu	$v0,$s1,0x3c0
-/*  f00afd0:	25030280 */ 	addiu	$v1,$t0,0x280
-/*  f00afd4:	a6020014 */ 	sh	$v0,0x14($s0)
-/*  f00afd8:	a6020020 */ 	sh	$v0,0x20($s0)
-/*  f00afdc:	a6030022 */ 	sh	$v1,0x22($s0)
-/*  f00afe0:	a611002c */ 	sh	$s1,0x2c($s0)
-/*  f00afe4:	a603002e */ 	sh	$v1,0x2e($s0)
-/*  f00afe8:	a2000007 */ 	sb	$zero,0x7($s0)
-/*  f00afec:	a2000013 */ 	sb	$zero,0x13($s0)
-/*  f00aff0:	a200001f */ 	sb	$zero,0x1f($s0)
-/*  f00aff4:	a200002b */ 	sb	$zero,0x2b($s0)
-/*  f00aff8:	a6080016 */ 	sh	$t0,0x16($s0)
-/*  f00affc:	a609003a */ 	sh	$t1,0x3a($s0)
-/*  f00b000:	a6040038 */ 	sh	$a0,0x38($s0)
-/*  f00b004:	8fa500a4 */ 	lw	$a1,0xa4($sp)
-/*  f00b008:	252301e0 */ 	addiu	$v1,$t1,0x1e0
-/*  f00b00c:	24820280 */ 	addiu	$v0,$a0,0x280
-/*  f00b010:	a6020044 */ 	sh	$v0,0x44($s0)
-/*  f00b014:	a6020050 */ 	sh	$v0,0x50($s0)
-/*  f00b018:	a6030052 */ 	sh	$v1,0x52($s0)
-/*  f00b01c:	a603005e */ 	sh	$v1,0x5e($s0)
-/*  f00b020:	a2000037 */ 	sb	$zero,0x37($s0)
-/*  f00b024:	a2000043 */ 	sb	$zero,0x43($s0)
-/*  f00b028:	a200004f */ 	sb	$zero,0x4f($s0)
-/*  f00b02c:	a200005b */ 	sb	$zero,0x5b($s0)
-/*  f00b030:	3c0142fe */ 	lui	$at,0x42fe
-/*  f00b034:	a6090046 */ 	sh	$t1,0x46($s0)
-/*  f00b038:	a604005c */ 	sh	$a0,0x5c($s0)
-/*  f00b03c:	c7aa0108 */ 	lwc1	$f10,0x108($sp)
-/*  f00b040:	44814000 */ 	mtc1	$at,$f8
-/*  f00b044:	240f0001 */ 	addiu	$t7,$zero,0x1
-/*  f00b048:	3c0d0700 */ 	lui	$t5,0x700
-/*  f00b04c:	460a4102 */ 	mul.s	$f4,$f8,$f10
-/*  f00b050:	3c014f00 */ 	lui	$at,0x4f00
-/*  f00b054:	35ad0004 */ 	ori	$t5,$t5,0x4
-/*  f00b058:	444af800 */ 	cfc1	$t2,$31
-/*  f00b05c:	44cff800 */ 	ctc1	$t7,$31
-/*  f00b060:	00000000 */ 	nop
-/*  f00b064:	460021a4 */ 	cvt.w.s	$f6,$f4
-/*  f00b068:	444ff800 */ 	cfc1	$t7,$31
-/*  f00b06c:	00000000 */ 	nop
-/*  f00b070:	31ef0078 */ 	andi	$t7,$t7,0x78
-/*  f00b074:	51e00013 */ 	beqzl	$t7,.L0f00b0c4
-/*  f00b078:	440f3000 */ 	mfc1	$t7,$f6
-/*  f00b07c:	44813000 */ 	mtc1	$at,$f6
-/*  f00b080:	240f0001 */ 	addiu	$t7,$zero,0x1
-/*  f00b084:	46062181 */ 	sub.s	$f6,$f4,$f6
-/*  f00b088:	44cff800 */ 	ctc1	$t7,$31
-/*  f00b08c:	00000000 */ 	nop
-/*  f00b090:	460031a4 */ 	cvt.w.s	$f6,$f6
-/*  f00b094:	444ff800 */ 	cfc1	$t7,$31
-/*  f00b098:	00000000 */ 	nop
-/*  f00b09c:	31ef0078 */ 	andi	$t7,$t7,0x78
-/*  f00b0a0:	15e00005 */ 	bnez	$t7,.L0f00b0b8
-/*  f00b0a4:	00000000 */ 	nop
-/*  f00b0a8:	440f3000 */ 	mfc1	$t7,$f6
-/*  f00b0ac:	3c018000 */ 	lui	$at,0x8000
-/*  f00b0b0:	10000007 */ 	b	.L0f00b0d0
-/*  f00b0b4:	01e17825 */ 	or	$t7,$t7,$at
-.L0f00b0b8:
-/*  f00b0b8:	10000005 */ 	b	.L0f00b0d0
-/*  f00b0bc:	240fffff */ 	addiu	$t7,$zero,-1
-/*  f00b0c0:	440f3000 */ 	mfc1	$t7,$f6
-.L0f00b0c4:
-/*  f00b0c4:	00000000 */ 	nop
-/*  f00b0c8:	05e0fffb */ 	bltz	$t7,.L0f00b0b8
-/*  f00b0cc:	00000000 */ 	nop
-.L0f00b0d0:
-/*  f00b0d0:	3c013faf */ 	lui	$at,0x3faf
-/*  f00b0d4:	34211100 */ 	ori	$at,$at,0x1100
-/*  f00b0d8:	01e17025 */ 	or	$t6,$t7,$at
-/*  f00b0dc:	acae0000 */ 	sw	$t6,0x0($a1)
-/*  f00b0e0:	8fb10110 */ 	lw	$s1,0x110($sp)
-/*  f00b0e4:	44caf800 */ 	ctc1	$t2,$31
-/*  f00b0e8:	00a02025 */ 	or	$a0,$a1,$zero
-/*  f00b0ec:	262c0008 */ 	addiu	$t4,$s1,0x8
-/*  f00b0f0:	afac0110 */ 	sw	$t4,0x110($sp)
-/*  f00b0f4:	0c012d20 */ 	jal	osVirtualToPhysical
-/*  f00b0f8:	ae2d0000 */ 	sw	$t5,0x0($s1)
-/*  f00b0fc:	ae220004 */ 	sw	$v0,0x4($s1)
-/*  f00b100:	8fb90110 */ 	lw	$t9,0x110($sp)
-/*  f00b104:	3c0a0470 */ 	lui	$t2,0x470
-/*  f00b108:	354a0060 */ 	ori	$t2,$t2,0x60
-/*  f00b10c:	27380008 */ 	addiu	$t8,$t9,0x8
-/*  f00b110:	afb80110 */ 	sw	$t8,0x110($sp)
-/*  f00b114:	af2a0000 */ 	sw	$t2,0x0($t9)
-/*  f00b118:	02002025 */ 	or	$a0,$s0,$zero
-/*  f00b11c:	0c012d20 */ 	jal	osVirtualToPhysical
-/*  f00b120:	afb90044 */ 	sw	$t9,0x44($sp)
-/*  f00b124:	8fa50044 */ 	lw	$a1,0x44($sp)
-/*  f00b128:	3c0bb100 */ 	lui	$t3,0xb100
-/*  f00b12c:	3c0c7654 */ 	lui	$t4,0x7654
-/*  f00b130:	aca20004 */ 	sw	$v0,0x4($a1)
-/*  f00b134:	8faf0110 */ 	lw	$t7,0x110($sp)
-/*  f00b138:	358c3210 */ 	ori	$t4,$t4,0x3210
-/*  f00b13c:	356b4602 */ 	ori	$t3,$t3,0x4602
-/*  f00b140:	25ee0008 */ 	addiu	$t6,$t7,0x8
-/*  f00b144:	afae0110 */ 	sw	$t6,0x110($sp)
-/*  f00b148:	adec0004 */ 	sw	$t4,0x4($t7)
-/*  f00b14c:	adeb0000 */ 	sw	$t3,0x0($t7)
-/*  f00b150:	8fad00ec */ 	lw	$t5,0xec($sp)
-.L0f00b154:
-/*  f00b154:	51a00005 */ 	beqzl	$t5,.L0f00b16c
-/*  f00b158:	8fbf002c */ 	lw	$ra,0x2c($sp)
-/*  f00b15c:	0fc35272 */ 	jal	func0f0d49c8
-/*  f00b160:	8fa40110 */ 	lw	$a0,0x110($sp)
-/*  f00b164:	afa20110 */ 	sw	$v0,0x110($sp)
-/*  f00b168:	8fbf002c */ 	lw	$ra,0x2c($sp)
-.L0f00b16c:
-/*  f00b16c:	8fa20110 */ 	lw	$v0,0x110($sp)
-/*  f00b170:	8fb00024 */ 	lw	$s0,0x24($sp)
-/*  f00b174:	8fb10028 */ 	lw	$s1,0x28($sp)
-/*  f00b178:	03e00008 */ 	jr	$ra
-/*  f00b17c:	27bd0110 */ 	addiu	$sp,$sp,0x110
-);
-
-const u32 var7f1a7e80[] = {0x00000092};
-const u32 var7f1a7e84[] = {0x00000093};
-const u32 var7f1a7e88[] = {0x00000094};
-const u32 var7f1a7e8c[] = {0x00000095};
-const u32 var7f1a7e90[] = {0x00000096};
-const u32 var7f1a7e94[] = {0x00000097};
-const u32 var7f1a7e98[] = {0x00000098};
-const u32 var7f1a7e9c[] = {0x00000099};
-const u32 var7f1a7ea0[] = {0x0000009a};
-const u32 var7f1a7ea4[] = {0x00000091};
-const u32 var7f1a7ea8[] = {0x0000008f};
-const u32 var7f1a7eac[] = {0x00000090};
-#else
-// Mismatch: Float calculations
 Gfx *gasRender(Gfx *gdl)
 {
 	bool show = false;
-	f32 alphafrac = 1.0f; // 108
-	struct coord campos; // fc
-	s16 spfa; // fa
+	f32 alphafrac = 1.0f;
+	struct coord campos;
+	s16 layer2t;
 	u32 alpha;
 	s32 i;
-	bool drawn = false; // ec
-	const u32 gasrooms[] = { 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x91, 0x8f, 0x90 }; // bc
-	f32 intensityfrac; // b8
-	u32 stack;
-	f32 frac1; // b0
-	f32 frac2;
+	bool drawn = false;
 
-	f32 distance;
-	u32 *colours; // a4
-	struct gfxvtx *vertices;
-	s16 viewleft; // 9e
-	s16 viewtop; // 9c
-	s16 viewright; // 9a
-	s16 viewbottom; // 98
-	f32 fVar19;
-	f32 camposx; // 8c
-	f32 camposz; // 88
-	f32 sp78; // 78
-	s16 sp76; // 76
-	s16 sp72; // 72
-	s16 sVar15;
-	s32 uVar21;
-	f32 sp38; // 38
+	const s32 gasrooms[] = {
+		0x92,
+		0x93,
+		0x94,
+		0x95,
+		0x96,
+		0x97,
+		0x98,
+		0x99,
+		0x9a,
+		0x91,
+		0x8f,
+		0x90,
+	};
 
 	if (g_Vars.stagenum == STAGE_ESCAPE) {
-		intensityfrac = 1.0f;
+		f32 intensityfrac = 1.0f;
 
 		campos.x = g_Vars.currentplayer->cam_pos.x;
 		campos.y = g_Vars.currentplayer->cam_pos.y;
@@ -2829,7 +2246,7 @@ Gfx *gasRender(Gfx *gdl)
 
 		if (!show) {
 			// Outside of the gas rooms list - check distance to abitrary point
-			distance = sqrtf(
+			f32 distance = sqrtf(
 					(campos.f[0] - -1473.0f) * (campos.f[0] - -1473.0f) +
 					(campos.f[1] - -308.0f) * (campos.f[1] - -308.0f) +
 					(campos.f[2] - -13660.0f) * (campos.f[2] - -13660.0f));
@@ -2842,8 +2259,8 @@ Gfx *gasRender(Gfx *gdl)
 		} else {
 			if (roomContainsCoord(&campos, 0x91)) {
 				// In the small room between the first two doors
-				frac1 = gasGetDoorFrac(0x30);
-				frac2 = gasGetDoorFrac(0x31);
+				f32 frac1 = gasGetDoorFrac(0x30);
+				f32 frac2 = gasGetDoorFrac(0x31);
 
 				if (frac2 > frac1) {
 					intensityfrac = frac2;
@@ -2860,54 +2277,49 @@ Gfx *gasRender(Gfx *gdl)
 		if (show && g_Vars.tickmode == TICKMODE_CUTSCENE) {
 			if (g_CutsceneCurAnimFrame60 < 2180) {
 				show = false;
-			} else {
-				if (g_CutsceneCurAnimFrame60 < 2600) {
-					alphafrac *= (g_CutsceneCurAnimFrame60 - 2180) / 420.0f;
-				}
+			} else if (g_CutsceneCurAnimFrame60 < 2600) {
+				f32 tmp = (g_CutsceneCurAnimFrame60 - 2180) / 420.0f;
+				alphafrac *= tmp;
 			}
 		}
 
 		if (show) {
-			f32 lookx;
-			f32 lookz;
-			f32 tmp;
-			f32 tmp2;
-			s32 tmp3;
-			colours = gfxAllocateColours(1);
-			vertices = gfxAllocateVertices(8);
-			viewleft = viGetViewLeft() * 10;
-			viewtop = viGetViewTop() * 10;
-			viewright = (viGetViewLeft() + viGetViewWidth()) * 10;
-			viewbottom = (viGetViewTop() + viGetViewHeight()) * 10;
+			u32 *colours = gfxAllocateColours(1);
+			struct gfxvtx *vertices = gfxAllocateVertices(8);
+			s16 viewleft = viGetViewLeft() * 10;
+			s16 viewtop = viGetViewTop() * 10;
+			s16 viewright = (s16) (viGetViewLeft() + viGetViewWidth()) * 10;
+			s16 viewbottom = (s16) (viGetViewTop() + viGetViewHeight()) * 10;
+			f32 lookx = g_Vars.currentplayer->cam_look.x;
+			f32 lookz = g_Vars.currentplayer->cam_look.z;
+			f32 camposx = g_Vars.currentplayer->cam_pos.x;
+			f32 camposz = g_Vars.currentplayer->cam_pos.z;
+			f32 f2;
+			f32 f16;
+			s32 stack;
+			f32 sp78;
+			s16 layer2s;
+			s16 layer1s;
+			s16 layer1t;
 
-			lookx = g_Vars.currentplayer->cam_look.x;
-			lookz = g_Vars.currentplayer->cam_look.z;
-			camposx = g_Vars.currentplayer->cam_pos.f[0];
-			camposz = g_Vars.currentplayer->cam_pos.f[2];
+			f2 = (camposx + camposz) / 3000.0f;
+			f16 = (f2 - (s32) f2);
 
 			sp78 = atan2f(-lookx, lookz) / M_BADTAU;
-			sp38 = (func0f006b08(4) - 0.5f) / 6.0f;
 
-			fVar19 = (camposx + camposz) / 3000.0f;
-			fVar19 -= (s32)fVar19;
-			tmp = sp38 + sp78 + fVar19 * 1.5f;
+			layer2s = ((s32) (2.0f * ((menuGetSinOscFrac(4.0f) - 0.5f) / 6.0f + sp78 + f16 * 1.5f) * 128.0f * 32.0f) % 2048);
+			layer1s = ((s32) (2.0f * ((menuGetCosOscFrac(4.0f) - 0.5f) / -9.0f + sp78 + f16) * 128.0f * 32.0f) % 2048);
 
-			sp76 = (s32)((2.0f * tmp) * 128.0f * 32.0f) % 0x800;
+			layer2t = (s16) ((s32) (campos.y * 8.0f) % 2048) + (s16) (2.0f * g_20SecIntervalFrac * 128.0f * 32.0f);
+			layer1t = (s16) ((s32) (campos.y * 8.0f) % 2048) + (s16) (2.0f * g_20SecIntervalFrac * 64.0f * 32.0f);
 
-			tmp2 = (func0f006b54(4) - 0.5f) / -9.0f;
 			drawn = true;
-			fVar19 = tmp2 + sp78 + sp38;
-
-			sVar15 = (s32)((2.0f * fVar19) * 128.0f * 32.0f) % 0x800;
-
-			tmp3 = (s32)(campos.y * 8.0f) % 0x800;
-
-			spfa = tmp3 + (s32)((2.0f * var80061630) * 128.0f * 32.0f);
-			sp72 = tmp3 + (s32)((2.0f * var80061630) * 64.0f * 32.0f);
 
 			gdl = func0f0d479c(gdl);
 
-			texSelect(&gdl, &g_TexGeneralConfigs[6], 4, 1, 2, 1, NULL);
+			if (1);
+
+			texSelect(&gdl, &g_TexGeneralConfigs[6], 4, 1, 2, true, NULL);
 
 			gDPPipeSync(gdl++);
 			gDPSetCycleType(gdl++, G_CYC_1CYCLE);
@@ -2922,53 +2334,66 @@ Gfx *gasRender(Gfx *gdl)
 			vertices[0].x = viewleft;
 			vertices[0].y = viewtop;
 			vertices[0].z = -10;
-			vertices[1].z = -10;
-			vertices[2].z = -10;
-			vertices[3].z = -10;
-			vertices[4].z = -10;
-			vertices[5].z = -10;
-			vertices[6].z = -10;
-			vertices[7].z = -10;
-			vertices[0].s = sVar15;
-			vertices[0].t = sp72;
-			vertices[1].y = viewtop;
-			vertices[4].y = viewtop;
-			vertices[5].y = viewtop;
-			vertices[3].x = viewleft;
-			vertices[4].x = viewleft;
-			vertices[7].x = viewleft;
-			vertices[2].y = viewbottom;
-			vertices[3].y = viewbottom;
-			vertices[6].y = viewbottom;
-			vertices[7].y = viewbottom;
+
 			vertices[1].x = viewright;
+			vertices[1].y = viewtop;
+			vertices[1].z = -10;
+
 			vertices[2].x = viewright;
+			vertices[2].y = viewbottom;
+			vertices[2].z = -10;
+
+			vertices[3].x = viewleft;
+			vertices[3].y = viewbottom;
+			vertices[3].z = -10;
+
+			vertices[4].x = viewleft;
+			vertices[4].y = viewtop;
+			vertices[4].z = -10;
+
 			vertices[5].x = viewright;
+			vertices[5].y = viewtop;
+			vertices[5].z = -10;
+
 			vertices[6].x = viewright;
-			vertices[1].s = sVar15 + 960;
-			vertices[2].s = sVar15 + 960;
-			vertices[2].t = sp72 + 640;
-			vertices[3].s = sVar15;
-			vertices[3].t = sp72 + 640;
+			vertices[6].y = viewbottom;
+			vertices[6].z = -10;
+
+			vertices[7].x = viewleft;
+			vertices[7].y = viewbottom;
+			vertices[7].z = -10;
+
+			vertices[0].s = layer1s;
+			vertices[0].t = layer1t;
+			vertices[1].s = layer1s + 960;
+			vertices[1].t = layer1t;
+			vertices[2].s = layer1s + 960;
+			vertices[2].t = layer1t + 640;
+			vertices[3].s = layer1s;
+			vertices[3].t = layer1t + 640;
+
 			vertices[0].colour = 0;
 			vertices[1].colour = 0;
 			vertices[2].colour = 0;
 			vertices[3].colour = 0;
-			vertices[1].t = sp72;
-			vertices[4].t = spfa;
-			vertices[4].s = sp76;
-			vertices[5].s = sp76 + 640;
-			vertices[6].s = sp76 + 640;
-			vertices[6].t = spfa + 480;
-			vertices[7].t = spfa + 480;
+
+			vertices[4].s = layer2s;
+			vertices[4].t = layer2t;
+			vertices[5].s = layer2s + 640;
+			vertices[5].t = layer2t;
+			vertices[6].s = layer2s + 640;
+			vertices[6].t = layer2t + 480;
+			vertices[7].s = layer2s;
+			vertices[7].t = layer2t + 480;
+
 			vertices[4].colour = 0;
 			vertices[5].colour = 0;
 			vertices[6].colour = 0;
 			vertices[7].colour = 0;
-			vertices[5].t = spfa;
-			vertices[7].s = sp76;
 
-			colours[0] = 0x3faf1100 | (u32)(alphafrac * 127.0f);
+			alpha = 127.0f * alphafrac;
+
+			colours[0] = 0x3faf1100 | alpha;
 
 			gDPSetColorArray(gdl++, osVirtualToPhysical(colours), 1);
 			gDPSetVerticeArray(gdl++, osVirtualToPhysical(vertices), 8);
@@ -2983,4 +2408,3 @@ Gfx *gasRender(Gfx *gdl)
 
 	return gdl;
 }
-#endif
diff --git a/src/game/savebuffer.c b/src/game/savebuffer.c
index 98af09c5f..18705c2ef 100644
--- a/src/game/savebuffer.c
+++ b/src/game/savebuffer.c
@@ -329,15 +329,15 @@ Gfx *menugfxDrawPlane(Gfx *gdl, s32 x1, s32 y1, s32 x2, s32 y2, u32 colour1, u32
 	vertices[3].z = -10 - a1;
 
 	if (type == MENUPLANE_10) {
-		t1 = var80061630 * sp34 * 64.0f * 32.0f;
+		t1 = g_20SecIntervalFrac * sp34 * 64.0f * 32.0f;
 	} else {
-		t1 = (var80061630 - 0.5f) * sp34 * 64.0f * 32.0f;
+		t1 = (g_20SecIntervalFrac - 0.5f) * sp34 * 64.0f * 32.0f;
 	}
 
 	if (type == MENUPLANE_10) {
-		a1_2 = (var80061630 - 0.5f) * sp30 * 64.0f * 32.0f;
+		a1_2 = (g_20SecIntervalFrac - 0.5f) * sp30 * 64.0f * 32.0f;
 	} else {
-		a1_2 = var80061630 * sp30 * 64.0f * 32.0f;
+		a1_2 = g_20SecIntervalFrac * sp30 * 64.0f * 32.0f;
 	}
 
 	vertices[0].s = sp2e + t1;
diff --git a/src/game/sky.c b/src/game/sky.c
index 21e2d4638..47142e4c3 100644
--- a/src/game/sky.c
+++ b/src/game/sky.c
@@ -4542,7 +4542,7 @@ Gfx *sky0f126c3c(Gfx *gdl, f32 x, f32 y, f32 z, f32 arg4, f32 arg5)
  */
 Gfx *sky0f126de8(Gfx *gdl)
 {
-	f32 sp154 = var80061630 * M_BADTAU;
+	f32 sp154 = g_20SecIntervalFrac * M_BADTAU;
 	s32 i;
 	f32 f20 = 0.0f;
 	f32 f20_2;
diff --git a/src/game/stars.c b/src/game/stars.c
index 4db12f449..3f15c28a5 100644
--- a/src/game/stars.c
+++ b/src/game/stars.c
@@ -224,10 +224,10 @@ Gfx *starsRender(Gfx *gdl)
 		isddtower = true;
 	}
 
-	colours[0] = colourBlend(0xffffff7f, 0x7777777f, func0f006b08(2) * 255);
-	colours[1] = colourBlend(0x0000aa7f, 0x2222ff7f, func0f006b08(4) * 255);
-	colours[2] = colourBlend(0x0000ff7f, 0x5555ff7f, func0f006b54(2) * 255);
-	colours[3] = colourBlend(0xaaaaff7f, 0x7777ff7f, func0f006b54(4) * 255);
+	colours[0] = colourBlend(0xffffff7f, 0x7777777f, menuGetSinOscFrac(2) * 255);
+	colours[1] = colourBlend(0x0000aa7f, 0x2222ff7f, menuGetSinOscFrac(4) * 255);
+	colours[2] = colourBlend(0x0000ff7f, 0x5555ff7f, menuGetCosOscFrac(2) * 255);
+	colours[3] = colourBlend(0xaaaaff7f, 0x7777ff7f, menuGetCosOscFrac(4) * 255);
 
 	if (isddtower) {
 		for (i = 0; i < 3; i++) {
diff --git a/src/game/title.c b/src/game/title.c
index c565c945c..e1f3c001e 100644
--- a/src/game/title.c
+++ b/src/game/title.c
@@ -8037,7 +8037,7 @@ Gfx *titleRenderRarePresents(Gfx *gdl)
 		g_TitleAudioHandle = NULL;
 	}
 
-	if (((s32)(var80061630 * 80.0f) % 2) == 0) {
+	if (((s32)(g_20SecIntervalFrac * 80.0f) % 2) == 0) {
 		u32 colour = (colourcomponent << 8) | 0x7f7fffff | (colourcomponent << 16);
 		gdl = text0f153a34(gdl, x + 2, y, x + 12, y + 20, colour);
 	}
diff --git a/src/game/trainingmenus.c b/src/game/trainingmenus.c
index 3f38a39ad..bc18a02e0 100644
--- a/src/game/trainingmenus.c
+++ b/src/game/trainingmenus.c
@@ -230,8 +230,8 @@ s32 frTrainingInfoMenuDialog(s32 operation, struct menudialogdef *dialogdef, uni
 	case MENUOP_TICK:
 		if (g_Menus[g_MpPlayerNum].curdialog && g_Menus[g_MpPlayerNum].curdialog->definition == dialogdef) {
 			g_Menus[g_MpPlayerNum].unk840.unk574 -= g_Vars.diffframe60;
-			g_Menus[g_MpPlayerNum].unk840.unk54c = 18.849555969238f * var80061630;
-			g_Menus[g_MpPlayerNum].unk840.unk524 = 18.849555969238f * var80061630;
+			g_Menus[g_MpPlayerNum].unk840.unk54c = 18.849555969238f * g_20SecIntervalFrac;
+			g_Menus[g_MpPlayerNum].unk840.unk524 = 18.849555969238f * g_20SecIntervalFrac;
 			g_Menus[g_MpPlayerNum].unk840.unk528 = 0;
 			g_Menus[g_MpPlayerNum].unk840.unk550 = 0;
 		}
@@ -1935,8 +1935,8 @@ s32 dtTrainingDetailsMenuDialog(s32 operation, struct menudialogdef *dialogdef,
 				g_Menus[g_MpPlayerNum].unk840.unk574 = TICKS(120);
 			}
 
-			g_Menus[g_MpPlayerNum].unk840.unk54c = 18.849555969238f * var80061630;
-			g_Menus[g_MpPlayerNum].unk840.unk524 = 18.849555969238f * var80061630;
+			g_Menus[g_MpPlayerNum].unk840.unk54c = 18.849555969238f * g_20SecIntervalFrac;
+			g_Menus[g_MpPlayerNum].unk840.unk524 = 18.849555969238f * g_20SecIntervalFrac;
 			g_Menus[g_MpPlayerNum].unk840.unk550 = 0;
 			g_Menus[g_MpPlayerNum].unk840.unk528 = 0;
 		}
diff --git a/src/include/data.h b/src/include/data.h
index 1c67db3ca..9fd572a17 100644
--- a/src/include/data.h
+++ b/src/include/data.h
@@ -105,8 +105,8 @@ extern char udigs[];
 extern Gfx var80061360[];
 extern Gfx var80061380[];
 extern Gfx var800613a0[];
-extern f32 var80061630;
-extern f32 var80061634;
+extern f32 g_20SecIntervalFrac;
+extern f32 g_Lv80SecIntervalFrac;
 extern bool g_NbombsActive;
 extern s32 g_WeatherActive;
 extern u32 var80062410;
diff --git a/src/include/game/game_006900.h b/src/include/game/game_006900.h
index a83c9e0b8..203a12c51 100644
--- a/src/include/game/game_006900.h
+++ b/src/include/game/game_006900.h
@@ -5,10 +5,10 @@
 #include "types.h"
 
 u32 colourBlend(u32 a, u32 b, u32 weight);
-void func0f0069dc(void);
-f32 func0f006b08(f32 arg0);
-f32 func0f006b54(f32 arg0);
-f32 func0f006ba0(f32 arg0);
-f32 func0f006bd0(f32 arg0);
+void menuTickTimers(void);
+f32 menuGetSinOscFrac(f32 freq);
+f32 menuGetCosOscFrac(f32 freq);
+f32 menuGetLinearIntervalFrac(f32 freq);
+f32 menuGetLinearOscPauseFrac(f32 frac);
 
 #endif
diff --git a/src/include/types.h b/src/include/types.h
index 57563fbeb..c1ab6ee49 100644
--- a/src/include/types.h
+++ b/src/include/types.h
@@ -117,7 +117,7 @@ struct g_vars {
 	/*000040*/ s32 diffframe240;
 	/*000044*/ f32 lvupdate240f;
 	/*000048*/ f32 diffframe240f;
-	/*00004c*/ f32 lvupdate240freal; // actually a 60 value?
+	/*00004c*/ f32 lvupdate240freal; // actually a 60 value
 	/*000050*/ f32 lvupdate240frealprev;
 	/*000054*/ s32 lastframe240;
 	/*000058*/ s32 thisframe240;
diff --git a/tools/mkrom/piracy.c b/tools/mkrom/piracy.c
index 35878b723..27f0e21f2 100644
--- a/tools/mkrom/piracy.c
+++ b/tools/mkrom/piracy.c
@@ -165,6 +165,6 @@ void piracy_patch(void)
 	patch(algo08, "chrConsiderGrenadeThrow", "bgReset");
 	patch(algo09, "bgunTickGunLoad", "tagsReset");
 	patch(algo10, "explosionAlertChrs", "glassDestroy");
-	patch(algo11, "func0f0069dc", "mtxGetObfuscatedRomBase");
-	patch(algo12, "func0f15c920", "func0f0069dc");
+	patch(algo11, "menuTickTimers", "mtxGetObfuscatedRomBase");
+	patch(algo12, "func0f15c920", "menuTickTimers");
 }