diff --git a/assets/effects/sprite-round-corner-crop-v2.effect b/assets/effects/sprite-round-corner-crop-v2.effect
index cb3cdac..fda8a63 100644
--- a/assets/effects/sprite-round-corner-crop-v2.effect
+++ b/assets/effects/sprite-round-corner-crop-v2.effect
@@ -154,7 +154,7 @@ CCProgram fs %{
     float my = step(0.5 - ellipseYRadius, abs(uv.y));
 
     // 判断点(rx, ry)是否在椭圆外部（应用椭圆公式）
-    float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(max(xRadius, yRadius), 2.0) + pow(ry, 2.0) / pow(min(xRadius, yRadius), 2.0));
+    float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(xRadius, 2.0) + pow(ry, 2.0) / pow(yRadius, 2.0));
 
     // mx * my = 0 时，代表非椭圆角区域，alpha 值为1，代表完全采用原始纹理的透明度
     // mx * my = 1 时，代表椭圆角所在矩形区域
diff --git a/assets/effects/sprite-round-corner-crop-v2.effect.meta b/assets/effects/sprite-round-corner-crop-v2.effect.meta
index 815dafb..f03e655 100644
--- a/assets/effects/sprite-round-corner-crop-v2.effect.meta
+++ b/assets/effects/sprite-round-corner-crop-v2.effect.meta
@@ -5,11 +5,11 @@
     {
       "glsl1": {
         "vert": "\nprecision highp float;\nuniform mat4 cc_matViewProj;\nuniform mat4 cc_matWorld;\n\nattribute vec3 a_position;\nattribute vec4 a_color;\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nattribute vec2 a_uv0;\nvarying vec2 v_uv0;\n#endif\n\nvoid main () {\n  vec4 pos = vec4(a_position, 1);\n\n  #if CC_USE_MODEL\n  pos = cc_matViewProj * cc_matWorld * pos;\n  #else\n  pos = cc_matViewProj * pos;\n  #endif\n\n  #if USE_TEXTURE\n  v_uv0 = a_uv0;\n  #endif\n\n  v_color = a_color;\n\n  gl_Position = pos;\n}\n",
-        "frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n  \n  uniform float alphaThreshold;\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n  #if USE_ALPHA_TEST\n      if (color.a < alphaThreshold) discard;\n  #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n  #if USE_ALPHA_TEST\n      if (alpha < alphaThreshold) discard;\n  #endif\n}\n\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_ROUNDCORNER\nuniform float xRadius;\nuniform float yRadius;\n#endif\n\nvoid main () {\n  vec4 o = vec4(1, 1, 1, 1);\n\n  #if USE_TEXTURE\n  o *= texture2D(texture, v_uv0);\n    #if CC_USE_ALPHA_ATLAS_TEXTURE\n    o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n    #endif\n  #endif\n\n  o *= v_color;\n\n  ALPHA_TEST(o);\n\n  #if ENABLE_ROUNDCORNER\n\n  float ellipseXRadius = clamp(0.0, 0.5, xRadius);\n  float ellipseYRadius = clamp(0.0, 0.5, yRadius);\n\n  vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n  float rx = abs(uv.x) - (0.5 - ellipseXRadius);\n  float ry = abs(uv.y) - (0.5 - ellipseYRadius);\n\n  float mx = step(0.5 - ellipseXRadius, abs(uv.x));\n  float my = step(0.5 - ellipseYRadius, abs(uv.y));\n\n  float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(max(xRadius, yRadius), 2.0) + pow(ry, 2.0) / pow(min(xRadius, yRadius), 2.0));\n\n  float alpha = 1.0 - mx * my * isOutOfEllipse;\n  o = vec4(o.rgb, o.a * alpha);\n  #endif\n  gl_FragColor = o;\n}\n"
+        "frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n  \n  uniform float alphaThreshold;\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n  #if USE_ALPHA_TEST\n      if (color.a < alphaThreshold) discard;\n  #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n  #if USE_ALPHA_TEST\n      if (alpha < alphaThreshold) discard;\n  #endif\n}\n\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_ROUNDCORNER\nuniform float xRadius;\nuniform float yRadius;\n#endif\n\nvoid main () {\n  vec4 o = vec4(1, 1, 1, 1);\n\n  #if USE_TEXTURE\n  o *= texture2D(texture, v_uv0);\n    #if CC_USE_ALPHA_ATLAS_TEXTURE\n    o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n    #endif\n  #endif\n\n  o *= v_color;\n\n  ALPHA_TEST(o);\n\n  #if ENABLE_ROUNDCORNER\n\n  float ellipseXRadius = clamp(0.0, 0.5, xRadius);\n  float ellipseYRadius = clamp(0.0, 0.5, yRadius);\n\n  vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n  float rx = abs(uv.x) - (0.5 - ellipseXRadius);\n  float ry = abs(uv.y) - (0.5 - ellipseYRadius);\n\n  float mx = step(0.5 - ellipseXRadius, abs(uv.x));\n  float my = step(0.5 - ellipseYRadius, abs(uv.y));\n\n  float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(xRadius, 2.0) + pow(ry, 2.0) / pow(yRadius, 2.0));\n\n  float alpha = 1.0 - mx * my * isOutOfEllipse;\n  o = vec4(o.rgb, o.a * alpha);\n  #endif\n  gl_FragColor = o;\n}\n"
       },
       "glsl3": {
         "vert": "\nprecision highp float;\nuniform CCGlobal {\n  vec4 cc_time;\n\n  vec4 cc_screenSize;\n\n  vec4 cc_screenScale;\n\n  vec4 cc_nativeSize;\n\n  mat4 cc_matView;\n  mat4 cc_matViewInv;\n  mat4 cc_matProj;\n  mat4 cc_matProjInv;\n  mat4 cc_matViewProj;\n  mat4 cc_matViewProjInv;\n  vec4 cc_cameraPos;\n\n  vec4 cc_exposure;\n\n  vec4 cc_mainLitDir;\n\n  vec4 cc_mainLitColor;\n\n  vec4 cc_ambientSky;\n  vec4 cc_ambientGround;\n};\nuniform CCLocal {\n  mat4 cc_matWorld;\n  mat4 cc_matWorldIT;\n};\n\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 a_uv0;\nout vec2 v_uv0;\n#endif\n\nvoid main () {\n  vec4 pos = vec4(a_position, 1);\n\n  #if CC_USE_MODEL\n  pos = cc_matViewProj * cc_matWorld * pos;\n  #else\n  pos = cc_matViewProj * pos;\n  #endif\n\n  #if USE_TEXTURE\n  v_uv0 = a_uv0;\n  #endif\n\n  v_color = a_color;\n\n  gl_Position = pos;\n}\n",
-        "frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n  \n  uniform ALPHA_TEST {\n    float alphaThreshold;\n  }\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n  #if USE_ALPHA_TEST\n      if (color.a < alphaThreshold) discard;\n  #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n  #if USE_ALPHA_TEST\n      if (alpha < alphaThreshold) discard;\n  #endif\n}\n\nin vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_ROUNDCORNER\nuniform RoundCorner {\n\n  float xRadius;\n\n  float yRadius;\n}\n#endif\n\nvoid main () {\n  vec4 o = vec4(1, 1, 1, 1);\n\n  #if USE_TEXTURE\n  o *= texture(texture, v_uv0);\n    #if CC_USE_ALPHA_ATLAS_TEXTURE\n    o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n    #endif\n  #endif\n\n  o *= v_color;\n\n  ALPHA_TEST(o);\n\n  #if ENABLE_ROUNDCORNER\n\n  float ellipseXRadius = clamp(0.0, 0.5, xRadius);\n  float ellipseYRadius = clamp(0.0, 0.5, yRadius);\n\n  vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n  float rx = abs(uv.x) - (0.5 - ellipseXRadius);\n  float ry = abs(uv.y) - (0.5 - ellipseYRadius);\n\n  float mx = step(0.5 - ellipseXRadius, abs(uv.x));\n  float my = step(0.5 - ellipseYRadius, abs(uv.y));\n\n  float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(max(xRadius, yRadius), 2.0) + pow(ry, 2.0) / pow(min(xRadius, yRadius), 2.0));\n\n  float alpha = 1.0 - mx * my * isOutOfEllipse;\n  o = vec4(o.rgb, o.a * alpha);\n  #endif\n  gl_FragColor = o;\n}\n"
+        "frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n  \n  uniform ALPHA_TEST {\n    float alphaThreshold;\n  }\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n  #if USE_ALPHA_TEST\n      if (color.a < alphaThreshold) discard;\n  #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n  #if USE_ALPHA_TEST\n      if (alpha < alphaThreshold) discard;\n  #endif\n}\n\nin vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_ROUNDCORNER\nuniform RoundCorner {\n\n  float xRadius;\n\n  float yRadius;\n}\n#endif\n\nvoid main () {\n  vec4 o = vec4(1, 1, 1, 1);\n\n  #if USE_TEXTURE\n  o *= texture(texture, v_uv0);\n    #if CC_USE_ALPHA_ATLAS_TEXTURE\n    o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n    #endif\n  #endif\n\n  o *= v_color;\n\n  ALPHA_TEST(o);\n\n  #if ENABLE_ROUNDCORNER\n\n  float ellipseXRadius = clamp(0.0, 0.5, xRadius);\n  float ellipseYRadius = clamp(0.0, 0.5, yRadius);\n\n  vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n  float rx = abs(uv.x) - (0.5 - ellipseXRadius);\n  float ry = abs(uv.y) - (0.5 - ellipseYRadius);\n\n  float mx = step(0.5 - ellipseXRadius, abs(uv.x));\n  float my = step(0.5 - ellipseYRadius, abs(uv.y));\n\n  float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(xRadius, 2.0) + pow(ry, 2.0) / pow(yRadius, 2.0));\n\n  float alpha = 1.0 - mx * my * isOutOfEllipse;\n  o = vec4(o.rgb, o.a * alpha);\n  #endif\n  gl_FragColor = o;\n}\n"
       }
     }
   ],
diff --git a/assets/scripts/RoundCornerCropV2EffectScene.ts b/assets/scripts/RoundCornerCropV2EffectScene.ts
index 7b5e68a..4ec5743 100644
--- a/assets/scripts/RoundCornerCropV2EffectScene.ts
+++ b/assets/scripts/RoundCornerCropV2EffectScene.ts
@@ -56,13 +56,15 @@ export default class RoundCornerCropV2EffectScene extends cc.Component {
         this._examplesParentNode.children.forEach(childNode => {
             childNode.getComponents(cc.RenderComponent).forEach(renderComponent => {
                 // 计算半径px分别相对于纹理宽高的比例（也叫归一化）
-                let xRadiux = param.radiusInPx / renderComponent.node.width;
-                // 约束范围在区间 [0.0, 0.5] 
+                let xRadiux = param.radiusInPx / childNode.width;
+                // 约束范围在区间 [0.0, 0.5]
                 xRadiux = xRadiux >= 0.5 ? 0.5 : xRadiux;
 
-                let yRadius = param.radiusInPx / renderComponent.node.height;
+                let yRadius = param.radiusInPx / childNode.height;
                 yRadius = yRadius >= 0.5 ? 0.5 : yRadius;
 
+                if (childNode.name === "Rectangle1") cc.log(`${childNode.name} : (${xRadiux}, ${yRadius})`);
+
                 // 更新材质
                 let material: cc.Material = renderComponent.getMaterial(0);