Possibly fixed nine_patch.

src/render/nine_patch/extract.rs

@@ -59,6 +59,13 @@ pub fn extract_nine_patch(
         uv_min: None,
     };
 
+    let top_uv_min_y = (image_size.y - border.top) / image_size.y;
+    let top_uv_max_y = 1.0;
+    let bottom_uv_min_y = 0.0;
+    let bottom_uv_max_y = border.bottom / image_size.y;
+    let middle_uv_min_y = border.bottom / image_size.y;
+    let middle_uv_max_y = (image_size.y - border.top) / image_size.y;
+
     // TOP
     let top_left_quad = ExtractQuadBundle {
         extracted_quad: ExtractedQuad {
@@ -66,8 +73,8 @@ pub fn extract_nine_patch(
                 min: Vec2::new(layout.posx, layout.posy),
                 max: Vec2::new(layout.posx + border.left, layout.posy + border.top),
             },
-            uv_min: Some(Vec2::new(0.0, border.top / image_size.y)),
-            uv_max: Some(Vec2::new(border.left / image_size.x, 0.0)),
+            uv_min: Some(Vec2::new(0.0, top_uv_min_y)),
+            uv_max: Some(Vec2::new(border.left / image_size.x, top_uv_max_y)),
             ..extracted_quad_template.clone()
         },
     };
@@ -82,9 +89,9 @@ pub fn extract_nine_patch(
             },
             uv_min: Some(Vec2::new(
                 (image_size.x - border.left) / image_size.x,
-                border.top / image_size.y,
+                top_uv_min_y,
             )),
-            uv_max: Some(Vec2::new(1.0, 0.0)),
+            uv_max: Some(Vec2::new(1.0, top_uv_max_y)),
             ..extracted_quad_template.clone()
         },
     };
@@ -101,11 +108,11 @@ pub fn extract_nine_patch(
                     layout.posy + border.top,
                 ),
             },
-            uv_min: Some(Vec2::new(
-                border.left / image_size.x,
-                border.top / image_size.y,
+            uv_min: Some(Vec2::new(border.left / image_size.x, top_uv_min_y)),
+            uv_max: Some(Vec2::new(
+                (image_size.x - border.left) / image_size.x,
+                top_uv_max_y,
             )),
-            uv_max: Some(Vec2::new((image_size.x - border.left) / image_size.x, 0.0)),
             ..extracted_quad_template.clone()
         },
     };
@@ -119,11 +126,8 @@ pub fn extract_nine_patch(
                 min: Vec2::new(layout.posx, bottom_y_pos),
                 max: Vec2::new(layout.posx + border.left, bottom_y_pos + border.bottom),
             },
-            uv_min: Some(Vec2::new(0.0, 1.0)),
-            uv_max: Some(Vec2::new(
-                border.left / image_size.x,
-                (image_size.y - border.bottom) / image_size.y,
-            )),
+            uv_min: Some(Vec2::new(0.0, bottom_uv_min_y)),
+            uv_max: Some(Vec2::new(border.left / image_size.x, bottom_uv_max_y)),
             ..extracted_quad_template.clone()
         },
     };
@@ -136,11 +140,11 @@ pub fn extract_nine_patch(
                 min: Vec2::new(bottom_right_pos_x, bottom_y_pos),
                 max: Vec2::new(bottom_right_pos_x + border.left, bottom_y_pos + border.top),
             },
-            uv_min: Some(Vec2::new((image_size.x - border.left) / image_size.x, 1.0)),
-            uv_max: Some(Vec2::new(
-                1.0,
-                (image_size.y - border.bottom) / image_size.y,
+            uv_min: Some(Vec2::new(
+                (image_size.x - border.left) / image_size.x,
+                bottom_uv_min_y,
             )),
+            uv_max: Some(Vec2::new(1.0, bottom_uv_max_y)),
             ..extracted_quad_template.clone()
         },
     };
@@ -157,10 +161,10 @@ pub fn extract_nine_patch(
                     bottom_y_pos + border.top,
                 ),
             },
-            uv_min: Some(Vec2::new(border.left / image_size.x, 1.0)),
+            uv_min: Some(Vec2::new(border.left / image_size.x, bottom_uv_min_y)),
             uv_max: Some(Vec2::new(
                 (image_size.x - border.left) / image_size.x,
-                (image_size.y - border.bottom) / image_size.y,
+                bottom_uv_max_y,
             )),
             ..extracted_quad_template.clone()
         },
@@ -179,14 +183,8 @@ pub fn extract_nine_patch(
                     left_middle_pos_y + left_middle_size_y,
                 ),
             },
-            uv_min: Some(Vec2::new(
-                0.0,
-                (image_size.y - border.bottom) / image_size.y,
-            )),
-            uv_max: Some(Vec2::new(
-                border.left / image_size.x,
-                border.top / image_size.y,
-            )),
+            uv_min: Some(Vec2::new(0.0, middle_uv_min_y)),
+            uv_max: Some(Vec2::new(border.left / image_size.x, middle_uv_max_y)),
             ..extracted_quad_template.clone()
         },
     };
@@ -206,9 +204,9 @@ pub fn extract_nine_patch(
             },
             uv_min: Some(Vec2::new(
                 (image_size.x - border.left) / image_size.x,
-                (image_size.y - border.bottom) / image_size.y,
+                middle_uv_min_y,
             )),
-            uv_max: Some(Vec2::new(1.0, border.top / image_size.y)),
+            uv_max: Some(Vec2::new(1.0, middle_uv_max_y)),
             ..extracted_quad_template.clone()
         },
     };
@@ -225,13 +223,10 @@ pub fn extract_nine_patch(
                 min: Vec2::new(middle_pos_x, middle_pos_y),
                 max: Vec2::new(middle_pos_x + middle_size_x, middle_pos_y + middle_size_y),
             },
-            uv_min: Some(Vec2::new(
-                border.left / image_size.x,
-                border.top / image_size.y,
-            )),
+            uv_min: Some(Vec2::new(border.left / image_size.x, middle_uv_min_y)),
             uv_max: Some(Vec2::new(
                 (image_size.x - border.right) / image_size.x,
-                (image_size.y - border.bottom) / image_size.y,
+                middle_uv_max_y,
             )),
             ..extracted_quad_template.clone()
         },