DetectorModuleGeometry: Add GetMinX() and GetMinY() functions

common/DetectorModuleGeometry.cpp

@@ -39,19 +39,33 @@ DetectorModuleGeometry::DetectorModuleGeometry(int64_t in_x0, int64_t in_y0,
 int64_t DetectorModuleGeometry::GetMaxX() const {
     if (fast == Direction::Xpos)
         return x0 + fast_pixels - 1;
-    else if (slow == Direction::Xpos)
+    if (slow == Direction::Xpos)
         return x0 + slow_pixels - 1;
-    else
-        return x0;
+    return x0;
 }
 
 int64_t DetectorModuleGeometry::GetMaxY() const {
     if (fast == Direction::Ypos)
         return y0 + fast_pixels - 1;
-    else if (slow == Direction::Ypos)
+    if (slow == Direction::Ypos)
         return y0 + slow_pixels - 1;
-    else
-        return y0;
+    return y0;
+}
+
+int64_t DetectorModuleGeometry::GetMinX() const {
+    if (fast == Direction::Xneg)
+        return x0 - fast_pixels + 1;
+    if (slow == Direction::Xneg)
+        return x0 - slow_pixels + 1;
+    return x0;
+}
+
+int64_t DetectorModuleGeometry::GetMinY() const {
+    if (fast == Direction::Yneg)
+        return y0 - fast_pixels + 1;
+    if (slow == Direction::Yneg)
+        return y0 - slow_pixels + 1;
+    return y0;
 }
 
 int64_t DetectorModuleGeometry::GetPixel0_X() const {
@@ -86,3 +100,8 @@ void DetectorModuleGeometry::VerticalFlip(std::size_t detector_height) {
 
     y0 = detector_height - y0 - 1;
 }
+
+void DetectorModuleGeometry::Translate(int64_t in_x, int64_t in_y) {
+    x0 += in_x;
+    y0 += in_y;
+}