diff --git a/Toolbox/BaseToolbox/BaseToolbox/DEMLLA2XYZTool.cpp b/Toolbox/BaseToolbox/BaseToolbox/DEMLLA2XYZTool.cpp
index 0763f16..672c2e5 100644
--- a/Toolbox/BaseToolbox/BaseToolbox/DEMLLA2XYZTool.cpp
+++ b/Toolbox/BaseToolbox/BaseToolbox/DEMLLA2XYZTool.cpp
@@ -38,15 +38,13 @@ void DEMLLA2XYZTool::onaccept()
 
 	//Eigen::MatrixXd demArr = demds.getData(0, 0, demds.height, demds.width, 1);
 	//Eigen::MatrixXd demR = demArr;
-	Landpoint LandP{ 0,0,0 };
-	Point3 GERpoint{ 0,0,0 };
+
 	double R = 0;
 	double dem_row = 0, dem_col = 0, dem_alt = 0;
 
-	long line_invert = Memory1MB/8.0/ demds.width*2000;
+	long line_invert = Memory1MB/8.0/ demds.width*1000;
+
 
-	double rowidx = 0;
-	double colidx = 0;
 	this->ui.label_3->setText("WGS84 : LLA -> XYZ");
 	
 	for (int max_rows_ids = 0; max_rows_ids < demds.height; max_rows_ids = max_rows_ids + line_invert) {
@@ -62,6 +60,10 @@ void DEMLLA2XYZTool::onaccept()
 
 #pragma omp parallel for
 		for (int i = 0; i < datarows; i++) {
+			Landpoint LandP{ 0,0,0 };
+			Point3 GERpoint{ 0,0,0 };
+			double rowidx = 0;
+			double colidx = 0;
 			for (int j = 0; j < datacols; j++) {
 				rowidx = i + max_rows_ids;
 				colidx = j;