- added a 'forceworldpanning' map flag.

Since unfortunately this cannot be set as a general default, let's at least make it as easy as possible to disable that panning+scaling madness without having to edit the texture data.

src/g_level.h

@@ -247,6 +247,7 @@ enum ELevelFlags : unsigned int
 	LEVEL3_NOCOLOREDSPRITELIGHTING = 0x00000010,	// draw sprites only with color-less light
 	LEVEL3_EXITNORMALUSED		= 0x00000020,
 	LEVEL3_EXITSECRETUSED		= 0x00000040,
+	LEVEL3_FORCEWORLDPANNING	= 0x00000080,	// Forces the world panning flag for all textures, even those without it explicitly set.
 };
 
 

src/g_mapinfo.cpp

@@ -1553,6 +1553,7 @@ MapFlagHandlers[] =
 	{ "forcefakecontrast",				MITYPE_SETFLAG3,	LEVEL3_FORCEFAKECONTRAST, 0 },
 	{ "nolightfade",					MITYPE_SETFLAG3,	LEVEL3_NOLIGHTFADE, 0 },
 	{ "nocoloredspritelighting",		MITYPE_SETFLAG3,	LEVEL3_NOCOLOREDSPRITELIGHTING, 0 },
+	{ "forceworldpanning",				MITYPE_SETFLAG3,	LEVEL3_FORCEWORLDPANNING, 0 },
 	{ "nobotnodes",						MITYPE_IGNORE,	0, 0 },		// Skulltag option: nobotnodes
 	{ "compat_shorttex",				MITYPE_COMPATFLAG, COMPATF_SHORTTEX, 0 },
 	{ "compat_stairs",					MITYPE_COMPATFLAG, COMPATF_STAIRINDEX, 0 },

src/swrenderer/textures/r_swtexture.h

@@ -1,6 +1,7 @@
 #pragma once
 #include "textures/textures.h"
 #include "v_video.h"
+#include "g_levellocals.h"
 
 
 struct FSoftwareTextureSpan
@@ -48,7 +49,7 @@ class FSoftwareTexture
 	// The feature from hell... :(
 	bool useWorldPanning() const
 	{
-		return mTexture->bWorldPanning;
+		return mTexture->bWorldPanning || (level.flags3 & LEVEL3_FORCEWORLDPANNING);
 	}
 
 	bool isMasked()

src/textures/texture.cpp

@@ -51,6 +51,7 @@
 #include "imagehelpers.h"
 #include "image.h"
 #include "formats/multipatchtexture.h"
+#include "g_levellocals.h"
 
 FTexture *CreateBrightmapTexture(FImageSource*);
 
@@ -903,7 +904,7 @@ void FTexCoordInfo::GetFromTexture(FTexture *tex, float x, float y)
 		mScale.Y = -mScale.Y;
 		mRenderHeight = -mRenderHeight;
 	}
-	mWorldPanning = tex->bWorldPanning;
+	mWorldPanning = tex->bWorldPanning || (level.flags3 & LEVEL3_FORCEWORLDPANNING);
 	mWidth = tex->GetWidth();
 }