Fixed tank tread rects

core/src/mindustry/content/UnitTypes.java

@@ -2460,7 +2460,7 @@ public class UnitTypes{
             health = 800;
             armor = 5f;
             itemCapacity = 0;
-            treadRects = new Rect[]{new Rect(12, 7, 14, 51)};
+            treadRects = new Rect[]{new Rect(12 - 32f, 7 - 32f, 14, 51)};
             researchCostMultiplier = 0f;
 
             weapons.add(new Weapon("stell-weapon"){{
@@ -2501,7 +2501,7 @@ public class UnitTypes{
             health = 2100;
             armor = 8f;
             itemCapacity = 0;
-            treadRects = new Rect[]{new Rect(17, 10, 19, 76)};
+            treadRects = new Rect[]{new Rect(17 - 96f/2f, 10 - 96f/2f, 19, 76)};
             researchCostMultiplier = 0f;
 
             weapons.add(new Weapon("locus-weapon"){{
@@ -2588,7 +2588,7 @@ public class UnitTypes{
             health = 4500;
             armor = 10f;
             itemCapacity = 0;
-            treadRects = new Rect[]{new Rect(16, 38, 30, 75), new Rect(44, 7, 17, 60)};
+            treadRects = new Rect[]{new Rect(16 - 60f, 38 - 60f, 30, 75), new Rect(44 - 60f, 7 - 60f, 17, 60)};
             researchCostMultiplier = 0f;
 
             weapons.add(new Weapon("precept-weapon"){{
@@ -2654,8 +2654,7 @@ public class UnitTypes{
             armor = 20f;
             itemCapacity = 0;
             crushDamage = 13f / 5f;
-            treadRects = new Rect[]{new Rect(22, 16, 28, 130)};
-
+            treadRects = new Rect[]{new Rect(22 - 154f/2f, 16 - 154f/2f, 28, 130)};
 
             weapons.add(new Weapon("vanquish-weapon"){{
                 layerOffset = 0.0001f;
@@ -2749,7 +2748,9 @@ public class UnitTypes{
             armor = 25f;
             crushDamage = 25f / 5f;
             rotateSpeed = 0.8f;
-            treadRects = new Rect[]{new Rect(27, 152, 56, 73), new Rect(24, 51 - 9, 29, 17), new Rect(59, 18 - 9, 39, 19)};
+
+            float xo = 231f/2f, yo = 231f/2f;
+            treadRects = new Rect[]{new Rect(27 - xo, 152 - yo, 56, 73), new Rect(24 - xo, 51 - 9 - yo, 29, 17), new Rect(59 - xo, 18 - 9 - yo, 39, 19)};
 
             weapons.add(new Weapon("conquer-weapon"){{
                 layerOffset = 0.1f;

core/src/mindustry/entities/comp/TankComp.java

@@ -37,8 +37,8 @@ abstract class TankComp implements Posc, Flyingc, Hitboxc, Unitc, ElevationMovec
                 //first rect should always be at the back
                 var treadRect = type.treadRects[0];
 
-                float xOffset = (treadRegion.width/2f - (treadRect.x + treadRect.width/2f)) / 4f;
-                float yOffset = (treadRegion.height/2f - (treadRect.y + treadRect.height/2f)) / 4f;
+                float xOffset = (-(treadRect.x + treadRect.width/2f)) / 4f;
+                float yOffset = (-(treadRect.y + treadRect.height/2f)) / 4f;
 
                 for(int i : Mathf.signs){
                     Tmp.v1.set(xOffset * i, yOffset - treadRect.height / 2f / 4f).rotate(rotation - 90);

core/src/mindustry/type/UnitType.java

@@ -362,7 +362,7 @@ public class UnitType extends UnlockableContent{
 
     //TANK UNITS
 
-    /** list of treads as rectangles in IMAGE COORDINATES. these are mirrored, and should match the coordinates you see in an image editor. */
+    /** list of treads as rectangles in IMAGE COORDINATES, relative to the center. these are mirrored. */
     public Rect[] treadRects = {};
     /** number of frames of movement in a tread */
     public int treadFrames = 18;
@@ -1303,8 +1303,8 @@ public class UnitType extends UnlockableContent{
             for(int i = 0; i < treadRects.length; i ++){
                 var region = treadRegions[i][frame];
                 var treadRect = treadRects[i];
-                float xOffset = treadRegion.width/2f - (treadRect.x + treadRect.width/2f);
-                float yOffset = treadRegion.height/2f - (treadRect.y + treadRect.height/2f);
+                float xOffset = -(treadRect.x + treadRect.width/2f);
+                float yOffset = -(treadRect.y + treadRect.height/2f);
 
                 for(int side : Mathf.signs){
                     Tmp.v1.set(xOffset * side, yOffset).rotate(unit.rotation - 90);

tools/src/mindustry/tools/Generators.java

@@ -530,7 +530,7 @@ public class Generators{
                     for(int r = 0; r < type.treadRects.length; r++){
                         Rect treadRect = type.treadRects[r];
                         //slice is always 1 pixel wide
-                        Pixmap slice = pix.crop((int)treadRect.x, (int)treadRect.y, 1, (int)treadRect.height);
+                        Pixmap slice = pix.crop((int)(treadRect.x + pix.width/2f), (int)(treadRect.y + pix.height/2f), 1, (int)treadRect.height);
                         int frames = type.treadFrames;
                         for(int i = 0; i < frames; i++){
                             int pullOffset = type.treadPullOffset;