Remove a few unread variables

Author: slipher

src/engine/renderer/tr_backend.cpp

@@ -2660,9 +2660,6 @@ static void RB_RenderView( bool depthPass )
 		backEnd.isHyperspace = false;
 	}
 
-	// we will only draw a sun if there was sky rendered in this view
-	backEnd.skyRenderedThisView = false;
-
 	GL_CheckErrors();
 
 	if( depthPass ) {

src/engine/renderer/tr_bsp.cpp

@@ -3335,8 +3335,6 @@ static void R_LoadFogs( lump_t *l, lump_t *brushesLump, lump_t *sidesLump )
 		if ( out->originalBrushNumber == -1 )
 		{
 			s_worldData.globalFog = i + 1;
-			VectorCopy( shader->fogParms.color, s_worldData.globalOriginalFog );
-			s_worldData.globalOriginalFog[ 3 ] = shader->fogParms.depthForOpaque;
 		}
 
 		// set the gradient vector

src/engine/renderer/tr_local.h

@@ -1727,11 +1727,6 @@ enum
 		fog_t              *fogs;
 
 		int                globalFog; // Arnout: index of global fog
-		vec4_t             globalOriginalFog; // Arnout: to be able to restore original global fog
-		vec4_t             globalTransStartFog; // Arnout: start fog for switch fog transition
-		vec4_t             globalTransEndFog; // Arnout: end fog for switch fog transition
-		int                globalFogTransStartTime;
-		int                globalFogTransEndTime;
 
 		vec3_t             lightGridOrigin;
 		vec3_t             lightGridSize;
@@ -2193,7 +2188,6 @@ enum
 		visTestQueries_t  visTestQueries[ MAX_VISTESTS ];
 		bool          isHyperspace;
 		trRefEntity_t     *currentEntity;
-		bool          skyRenderedThisView; // flag for drawing sun
 		bool dirtyDepthBuffer;
 		bool postDepthLightTileRendered = false;
 

src/engine/renderer/tr_sky.cpp

@@ -169,9 +169,6 @@ void Tess_StageIteratorSky()
 	// back to standard depth range
 	glDepthRange( 0.0, 1.0 );
 
-	// note that sky was drawn so we will draw a sun later
-	backEnd.skyRenderedThisView = true;
-
 	// Restore matrices if we're rendering in a portal
 	if ( backEnd.viewParms.portalLevel > 0 ) {
 		MatrixCopy( currentProjectionMatrix, glState.projectionMatrix[glState.stackIndex] );