[GEN][ZH] Prevent using uninitialized memory 'offset_u' in W3DTankDraw, W3DTankTruckDraw

Author: xezon

Generals/Code/GameEngineDevice/Source/W3DDevice/GameClient/Drawable/Draw/W3DTankDraw.cpp

@@ -234,7 +234,12 @@ void W3DTankDraw::updateTreadPositions(Real uvDelta)
 		else
 		if (pTread->m_type == TREAD_RIGHT)	//this tread needs to scroll backwards
 			offset_u = pTread->m_materialSettings.customUVOffset.X - uvDelta;
-				
+		else
+		{
+			DEBUG_CRASH(("Unhandled case in W3DTankDraw::updateTreadPositions"));
+			offset_u = 0.0f;
+		}
+
 		// ensure coordinates of offset are in [0, 1] range:
 		offset_u = offset_u - WWMath::Floor(offset_u);
 		pTread->m_materialSettings.customUVOffset.Set(offset_u,0);

Generals/Code/GameEngineDevice/Source/W3DDevice/GameClient/Drawable/Draw/W3DTankTruckDraw.cpp

@@ -414,7 +414,12 @@ void W3DTankTruckDraw::updateTreadPositions(Real uvDelta)
 		else
 		if (pTread->m_type == TREAD_RIGHT)	//this tread needs to scroll backwards
 			offset_u = pTread->m_materialSettings.customUVOffset.X - uvDelta;
-				
+		else
+		{
+			DEBUG_CRASH(("Unhandled case in W3DTankTruckDraw::updateTreadPositions"));
+			offset_u = 0.0f;
+		}
+
 		// ensure coordinates of offset are in [0, 1] range:
 		offset_u = offset_u - WWMath::Floor(offset_u);
 		pTread->m_materialSettings.customUVOffset.Set(offset_u,0);

GeneralsMD/Code/GameEngineDevice/Source/W3DDevice/GameClient/Drawable/Draw/W3DTankDraw.cpp

@@ -234,7 +234,12 @@ void W3DTankDraw::updateTreadPositions(Real uvDelta)
 		else
 		if (pTread->m_type == TREAD_RIGHT)	//this tread needs to scroll backwards
 			offset_u = pTread->m_materialSettings.customUVOffset.X - uvDelta;
-				
+		else
+		{
+			DEBUG_CRASH(("Unhandled case in W3DTankDraw::updateTreadPositions"));
+			offset_u = 0.0f;
+		}
+
 		// ensure coordinates of offset are in [0, 1] range:
 		offset_u = offset_u - WWMath::Floor(offset_u);
 		pTread->m_materialSettings.customUVOffset.Set(offset_u,0);

GeneralsMD/Code/GameEngineDevice/Source/W3DDevice/GameClient/Drawable/Draw/W3DTankTruckDraw.cpp

@@ -414,7 +414,12 @@ void W3DTankTruckDraw::updateTreadPositions(Real uvDelta)
 		else
 		if (pTread->m_type == TREAD_RIGHT)	//this tread needs to scroll backwards
 			offset_u = pTread->m_materialSettings.customUVOffset.X - uvDelta;
-				
+		else
+		{
+			DEBUG_CRASH(("Unhandled case in W3DTankTruckDraw::updateTreadPositions"));
+			offset_u = 0.0f;
+		}
+
 		// ensure coordinates of offset are in [0, 1] range:
 		offset_u = offset_u - WWMath::Floor(offset_u);
 		pTread->m_materialSettings.customUVOffset.Set(offset_u,0);