- fixed: rollsprites now 'unstretch' properly in regular y-billboarding

src/rendering/hwrenderer/scene/hw_sprites.cpp

@@ -355,6 +355,12 @@ void HandleSpriteOffsets(Matrix3x4 *mat, const FRotator *HW, FVector2 *offset, b
 
 bool HWSprite::CalculateVertices(HWDrawInfo* di, FVector3* v, DVector3* vp)
 {
+	float pixelstretch = 1.2;
+	if (actor && actor->Level)
+		pixelstretch = actor->Level->pixelstretch;
+	else if (particle && particle->subsector && particle->subsector->sector && particle->subsector->sector->Level)
+		pixelstretch = particle->subsector->sector->Level->pixelstretch;
+
 	FVector3 center = FVector3((x1 + x2) * 0.5, (y1 + y2) * 0.5, (z1 + z2) * 0.5);
 	const auto& HWAngles = di->Viewpoint.HWAngles;
 	Matrix3x4 mat;
@@ -421,12 +427,6 @@ bool HWSprite::CalculateVertices(HWDrawInfo* di, FVector3* v, DVector3* vp)
 	// [Nash] check for special sprite drawing modes
 	if (drawWithXYBillboard || isWallSprite)
 	{
-		float pixelstretch = 1.2;
-		if (actor && actor->Level)
-			pixelstretch = actor->Level->pixelstretch;
-		else if (particle && particle->subsector && particle->subsector->sector && particle->subsector->sector->Level)
-			pixelstretch = particle->subsector->sector->Level->pixelstretch;
-
 		mat.MakeIdentity();
 		mat.Translate(center.X, center.Z, center.Y); // move to sprite center
 		mat.Scale(1.0, 1.0/pixelstretch, 1.0);	// unstretch sprite by level aspect ratio
@@ -509,9 +509,11 @@ bool HWSprite::CalculateVertices(HWDrawInfo* di, FVector3* v, DVector3* vp)
 				float rollDegrees = Angles.Roll.Degrees();
 
 				mat.Translate(center.X, center.Z, center.Y);
+				mat.Scale(1.0, 1.0/pixelstretch, 1.0);	// unstretch sprite by level aspect ratio
 				if (useOffsets) mat.Translate(xx, zz, yy);
 				mat.Rotate(cos(angleRad), 0, sin(angleRad), rollDegrees);
 				if (useOffsets) mat.Translate(-xx, -zz, -yy);
+				mat.Scale(1.0, pixelstretch, 1.0);	// stretch sprite by level aspect ratio
 				mat.Translate(-center.X, -center.Z, -center.Y);
 			}