diff --git a/src/gl/scene/gl_walls.cpp b/src/gl/scene/gl_walls.cpp
index 1879515a4..d192bf36f 100644
--- a/src/gl/scene/gl_walls.cpp
+++ b/src/gl/scene/gl_walls.cpp
@@ -786,12 +786,12 @@ void GLWall::DoMidTexture(seg_t * seg, bool drawfogboundary,
 		if ( (seg->linedef->flags & ML_DONTPEGBOTTOM) >0)
 		{
 			texturebottom = MAX(realfront->GetPlaneTexZ(sector_t::floor),realback->GetPlaneTexZ(sector_t::floor))+rowoffset;
-			texturetop=texturebottom+(gltexture->TextureHeight()<<FRACBITS);
+			texturetop=texturebottom+(tci.mRenderHeight << FRACBITS);
 		}
 		else
 		{
 			texturetop = MIN(realfront->GetPlaneTexZ(sector_t::ceiling),realback->GetPlaneTexZ(sector_t::ceiling))+rowoffset;
-			texturebottom=texturetop-(gltexture->TextureHeight()<<FRACBITS);
+			texturebottom=texturetop-(tci.mRenderHeight << FRACBITS);
 		}
 	}
 	else texturetop=texturebottom=0;
@@ -918,10 +918,10 @@ void GLWall::DoMidTexture(seg_t * seg, bool drawfogboundary,
 		fixed_t textureoffset = tci.TextureOffset(t_ofs);
 		int righttex=(textureoffset>>FRACBITS)+seg->sidedef->TexelLength;
 		
-		if ((textureoffset==0 && righttex<=gltexture->TextureWidth()) || 
-			(textureoffset>=0 && righttex==gltexture->TextureWidth()))
+		if ((textureoffset == 0 && righttex <= tci.mRenderWidth) ||
+			(textureoffset >= 0 && righttex == tci.mRenderWidth))
 		{
-			flags|=GLT_CLAMPX;
+			flags |= GLT_CLAMPX;
 		}
 		else
 		{
@@ -1420,7 +1420,7 @@ void GLWall::Process(seg_t *seg, sector_t * frontsector, sector_t * backsector)
 	sector_t * realback;
 
 #ifdef _DEBUG
-	if (seg->linedef-lines==1276)
+	if (seg->linedef-lines==4)
 	{
 		int a = 0;
 	}