tweak(camera): Decouple camera zoom update from logic time

Author: xezon

GeneralsMD/Code/GameEngineDevice/Source/W3DDevice/GameClient/W3DView.cpp

@@ -1355,7 +1355,8 @@ void W3DView::update(void)
 			// if scrolling, only adjust if we're too close or too far
 			if (m_scrollAmount.length() < m_scrollAmountCutoff || (m_currentHeightAboveGround < m_minHeightAboveGround) || (TheGlobalData->m_enforceMaxCameraHeight && m_currentHeightAboveGround > m_maxHeightAboveGround))
 			{
-				Real zoomAdj = (desiredZoom - m_zoom) * TheGlobalData->m_cameraAdjustSpeed * TheGameEngine->getActualLogicTimeScaleOverFpsRatio();
+				const Real fpsRatio = (Real)BaseFps / TheGameEngine->getUpdateFps();
+				const Real zoomAdj = (desiredZoom - m_zoom) * TheGlobalData->m_cameraAdjustSpeed * fpsRatio;
 				if (fabs(zoomAdj) >= 0.0001f)	// only do positive
 				{
 					m_zoom += zoomAdj;
@@ -1366,7 +1367,8 @@ void W3DView::update(void)
 		else if (!didScriptedMovement)
 		{
 			// we're not scrolling; settle toward desired height above ground
-			Real zoomAdj = (m_zoom - desiredZoom) * TheGlobalData->m_cameraAdjustSpeed * TheGameEngine->getActualLogicTimeScaleOverFpsRatio();
+			const Real fpsRatio = (Real)BaseFps / TheGameEngine->getUpdateFps();
+			const Real zoomAdj = (m_zoom - desiredZoom) * TheGlobalData->m_cameraAdjustSpeed * fpsRatio;
 			if (fabs(zoomAdj) >= 0.0001f)
 			{
 				m_zoom -= zoomAdj;