Created needUpdateAnchorOffsets

Author: eduardodoria

engine/core/component/UILayoutComponent.h

@@ -49,7 +49,6 @@ namespace Supernova{
         int anchorOffsetBottom = 0;
 
         Vector2 positionOffset = Vector2(0, 0); // for anchors
-        Vector2 lastAnchorPos = Vector2(0, 0); // last position computed by anchor system
 
         AnchorPreset anchorPreset = AnchorPreset::NONE;
         bool usingAnchors = false;
@@ -63,6 +62,7 @@ namespace Supernova{
         bool ignoreEvents = false;
 
         bool needUpdateSizes = false;
+        bool needUpdateAnchorOffsets = false;
     };
 
 }

engine/core/subsystem/UISystem.cpp

@@ -1368,7 +1368,7 @@ void UISystem::update(double dt){
 
             if (layout.usingAnchors){
 
-                if (layout.anchorPreset == AnchorPreset::NONE && (layout.needUpdateSizes || layout.lastAnchorPos != Vector2(transform.position))){
+                if (layout.anchorPreset == AnchorPreset::NONE && layout.needUpdateAnchorOffsets){
                     // Convert current manual transform/size back into anchor offsets
                     float rawPosX = transform.position.x - layout.positionOffset.x;
                     float rawPosY = transform.position.y - layout.positionOffset.y;
@@ -1380,6 +1380,8 @@ void UISystem::update(double dt){
                     layout.anchorOffsetBottom = layout.height - (abAnchorBottom - abAnchorTop) + layout.anchorOffsetTop;
                 }
 
+                layout.needUpdateAnchorOffsets = false;
+
                 float posX = abAnchorLeft + layout.anchorOffsetLeft;
                 float posY = abAnchorTop + layout.anchorOffsetTop;
 
@@ -1406,8 +1408,6 @@ void UISystem::update(double dt){
                     transform.needUpdate = true;
                 }
 
-                layout.lastAnchorPos = Vector2(transform.position.x, transform.position.y);
-
             }else{
                 layout.anchorOffsetLeft = transform.position.x - abAnchorLeft;
                 layout.anchorOffsetTop = transform.position.y - abAnchorTop;