From 06e7eb35671b349b497904afa065158af00aaec0 Mon Sep 17 00:00:00 2001
From: toaster <rollerorbital@gmail.com>
Date: Wed, 4 Jan 2023 17:23:18 +0000
Subject: [PATCH] Add a funny little rotating question mark ala SA1 character
 select

---
 src/info.c       |  2 ++
 src/info.h       |  2 ++
 src/k_menudraw.c | 24 +++++++++++++++++++++++-
 3 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/info.c b/src/info.c
index 8e3757190..7cee3d58b 100644
--- a/src/info.c
+++ b/src/info.c
@@ -789,6 +789,8 @@ char sprnames[NUMSPRITES + 1][5] =
 	"UFOA",
 	"UFOS",
 
+	"UQMK",
+
 	// First person view sprites; this is a sprite so that it can be replaced by a specialized MD2 draw later
 	"VIEW",
 };
diff --git a/src/info.h b/src/info.h
index d0d5228e3..9cc7a3911 100644
--- a/src/info.h
+++ b/src/info.h
@@ -1340,6 +1340,8 @@ typedef enum sprite
 	SPR_UFOA,
 	SPR_UFOS,
 
+	SPR_UQMK,
+
 	// First person view sprites; this is a sprite so that it can be replaced by a specialized MD2 draw later
 	SPR_VIEW,
 
diff --git a/src/k_menudraw.c b/src/k_menudraw.c
index 3a2a5d078..af7c141a2 100644
--- a/src/k_menudraw.c
+++ b/src/k_menudraw.c
@@ -4633,9 +4633,31 @@ static void M_DrawChallengePreview(INT32 x, INT32 y)
 	// Okay, this is what we want to draw.
 	ref = &unlockables[challengesmenu.currentunlock];
 
+	// Funny question mark?
 	if (!gamedata->unlocked[challengesmenu.currentunlock])
 	{
-		// todo draw some sort of question mark?
+		spritedef_t *sprdef = &sprites[SPR_UQMK];
+		spriteframe_t *sprframe;
+		patch_t *patch;
+		UINT32 useframe;
+		UINT32 addflags = 0;
+
+		if (!sprdef->numframes)
+		{
+			return;
+		}
+
+		useframe = (challengesmenu.ticker / 2) % sprdef->numframes;
+
+		sprframe = &sprdef->spriteframes[useframe];
+		patch = W_CachePatchNum(sprframe->lumppat[0], PU_CACHE);
+
+		if (sprframe->flip & 1) // Only for first sprite
+		{
+			addflags ^= V_FLIP; // This sprite is left/right flipped!
+		}
+
+		V_DrawFixedPatch(x*FRACUNIT, (y+6)*FRACUNIT, FRACUNIT, addflags, patch, NULL);
 		return;
 	}