Add alternate ANIMDEF lump, RVFXANIM, for altering texture animation speed when reducevfx is on.

src/cvars.cpp

@@ -559,7 +559,9 @@ static constexpr const char* kNetDemoRecordDefault =
 
 consvar_t cv_recordmultiplayerdemos = Server("netdemo_record", kNetDemoRecordDefault).values({{0, "Disabled"}, {1, "Manual Save"}, {2, "Auto Save"}});
 
-consvar_t cv_reducevfx = Server("reducevfx", "No").yes_no();
+void ReduceVFX_OnChange(void);
+consvar_t cv_reducevfx = Server("reducevfx", "No").yes_no().onchange(ReduceVFX_OnChange);
+
 consvar_t cv_screenshake = Server("screenshake", "Full").values({{0, "Off"}, {1, "Half"}, {2, "Full"}});
 
 consvar_t cv_rendezvousserver = Server("holepunchserver", "relay.kartkrew.org");

src/p_maputl.c

@@ -430,7 +430,11 @@ P_GetMidtextureTopBottom
 {
 	side_t *side = &sides[linedef->sidenum[0]];
 	fixed_t textop, texbottom, texheight;
-	INT32 texnum = R_GetTextureNum(side->midtexture); // make sure the texture is actually valid
+	//Attempt to decouple collision from animation
+	INT32 texnum = side->midtexture; // make sure the texture is actually valid
+	//Sanity check on toaster's suggestion
+	if (texnum < 0 || texnum >= numtextures)
+		texnum = 0;
 
 	sector_t *front = linedef->frontsector;
 	sector_t *back = linedef->backsector;

src/p_setup.cpp

@@ -9547,3 +9547,19 @@ boolean P_MultiSetupWadFiles(boolean fullsetup)
 	partadd_stage++;
 	return false;
 }
+
+//
+// Let's see if this works
+//
+void P_ReduceVFXTextureReload(void)
+{
+	P_InitPicAnims();
+}
+
+// Let's see if *this* works
+extern "C" void ReduceVFX_OnChange(void);
+void ReduceVFX_OnChange(void)
+{
+	P_ReduceVFXTextureReload();
+}
+

src/p_setup.h

@@ -141,6 +141,7 @@ boolean P_MultiSetupWadFiles(boolean fullsetup);
 SINT8 P_PartialAddGetStage(void);
 extern UINT16 partadd_earliestfile;
 
+void P_ReduceVFXTextureReload(void);
 
 boolean P_RunSOC(const char *socfilename);
 void P_LoadSoundsRange(UINT16 wadnum, UINT16 first, UINT16 num);

src/p_spec.c

@@ -149,8 +149,8 @@ static void GrowAnimDefs(void)
 }
 
 // A prototype; here instead of p_spec.h, so they're "private"
-void P_ParseANIMDEFSLump(INT32 wadNum, UINT16 lumpnum);
-void P_ParseAnimationDefintion(void);
+void P_ParseANIMDEFSLump(INT32 wadNum, UINT16 lumpnum, boolean photosens);
+void P_ParseAnimationDefintion(boolean photosens);
 
 /** Sets up texture and flat animations.
   *
@@ -176,15 +176,28 @@ void P_InitPicAnims(void)
 	for (w = numwadfiles-1; w >= 0; w--)
 	{
 		UINT16 animdefsLumpNum;
+		UINT16 photosensLumpNum;
 
 		// Find ANIMDEFS lump in the WAD
 		animdefsLumpNum = W_CheckNumForNamePwad("ANIMDEFS", w, 0);
 
 		while (animdefsLumpNum != INT16_MAX)
 		{
-			P_ParseANIMDEFSLump(w, animdefsLumpNum);
+			P_ParseANIMDEFSLump(w, animdefsLumpNum, false);
 			animdefsLumpNum = W_CheckNumForNamePwad("ANIMDEFS", (UINT16)w, animdefsLumpNum + 1);
 		}
+		
+		if (cv_reducevfx.value)
+		{
+			// Find RVFXANIM lump in the WAD
+			photosensLumpNum = W_CheckNumForNamePwad("RVFXANIM", w, 0);
+
+			while (photosensLumpNum != INT16_MAX)
+			{
+				P_ParseANIMDEFSLump(w, photosensLumpNum, true);
+				photosensLumpNum = W_CheckNumForNamePwad("RVFXANIM", (UINT16)w, photosensLumpNum + 1);
+			}
+		}
 	}
 
 	// Define the last one
@@ -234,7 +247,7 @@ void P_InitPicAnims(void)
 	animdefs = NULL;
 }
 
-void P_ParseANIMDEFSLump(INT32 wadNum, UINT16 lumpnum)
+void P_ParseANIMDEFSLump(INT32 wadNum, UINT16 lumpnum, boolean photosens)
 {
 	char *animdefsLump;
 	size_t animdefsLumpLength;
@@ -267,7 +280,7 @@ void P_ParseANIMDEFSLump(INT32 wadNum, UINT16 lumpnum)
 		if (stricmp(animdefsToken, "TEXTURE") == 0)
 		{
 			Z_Free(animdefsToken);
-			P_ParseAnimationDefintion();
+			P_ParseAnimationDefintion(photosens);
 		}
 		else if (stricmp(animdefsToken, "FLAT") == 0)
 		{
@@ -291,7 +304,7 @@ void P_ParseANIMDEFSLump(INT32 wadNum, UINT16 lumpnum)
 	Z_Free((void *)animdefsText);
 }
 
-void P_ParseAnimationDefintion(void)
+void P_ParseAnimationDefintion(boolean photosens)
 {
 	char *animdefsToken;
 	size_t animdefsTokenLength;
@@ -432,6 +445,12 @@ void P_ParseAnimationDefintion(void)
 	{
 		I_Error("Error parsing ANIMDEFS lump: Expected a positive integer for \"%s\"'s animation speed, got \"%s\"", animdefs[i].startname, animdefsToken);
 	}
+	// Not letting anyone mess up a photosensitivity feature like this.
+	if ((photosens) && animSpeed < 8)
+	{
+		CONS_Alert(CONS_WARNING, M_GetText("RVFXANIM: Animation speed of \"%s\" is less than 8 - automatically set to 8\n"), animdefs[i].startname);
+		animSpeed = 8;
+	}
 	animdefs[i].speed = animSpeed;
 	Z_Free(animdefsToken);
 }

src/w_wad.cpp

@@ -2405,6 +2405,7 @@ int W_VerifyNMUSlumps(const char *filename, boolean exit_on_error)
 		{"MKFNT", 5}, // Kart font changes
 		{"K_", 2}, // Kart graphic changes
 		{"MUSICDEF", 8}, // Kart song definitions
+		{"RVFXANIM", 8}, // Photosensitivity texture animation changes
 
 #ifdef HWRENDER
 		{"SHADERS", 7},