Add ImDrawList helper methods to get ImVec2 values

imgui-binding/src/main/java/imgui/ImDrawList.java

@@ -85,10 +85,26 @@ public final class ImDrawList {
         Jni::ImVec2Cpy(env, IM_DRAW_LIST->GetClipRectMin(), dstImVec2);
     */
 
+    public native float getClipRectMinX(); /*
+        return IM_DRAW_LIST->GetClipRectMin().x;
+    */
+
+    public native float getClipRectMinY(); /*
+        return IM_DRAW_LIST->GetClipRectMin().y;
+    */
+
     public native void getClipRectMax(ImVec2 dstImVec2); /*
         Jni::ImVec2Cpy(env, IM_DRAW_LIST->GetClipRectMax(), dstImVec2);
     */
 
+    public native float getClipRectMaxX(); /*
+        return IM_DRAW_LIST->GetClipRectMax().x;
+    */
+
+    public native float getClipRectMaxY(); /*
+        return IM_DRAW_LIST->GetClipRectMax().y;
+    */
+
     // Primitives
     // - For rectangular primitives, "pMin" and "pMax" represent the upper-left and lower-right corners.
     // - For circle primitives, use "num_segments == 0" to automatically calculate tessellation (preferred).