diff --git a/ArchitectureColoredPainting/res/Shaders/element.comp b/ArchitectureColoredPainting/res/Shaders/element.comp
index 93c0166..eb169f8 100644
--- a/ArchitectureColoredPainting/res/Shaders/element.comp
+++ b/ArchitectureColoredPainting/res/Shaders/element.comp
@@ -893,7 +893,7 @@ bool angleLargeThanPi(vec2 a, vec2 b)
 
 /************************************************************************************/
 
-void drawLine(in float d, inout uint styleIndex, out vec4 elementColor, out vec2 metallicRoughness)
+void drawLine(in float d, uint styleIndex, out vec4 elementColor, out vec2 metallicRoughness)
 {
     elementColor = vec4(1);
     metallicRoughness = vec2(0.8);
@@ -969,6 +969,30 @@ void drawLine(in float d, inout uint styleIndex, out vec4 elementColor, out vec2
     }
 }
 
+void nextStyleIndex(inout uint styleIndex)
+{
+    uint headUint = floatBitsToUint(style[styleIndex + 1]);
+    vec4 head = unpackUnorm4x8(headUint);
+    switch (int(head.a * 100) % 10)
+    {
+    /// Plain
+    case 0: {
+        styleIndex += 3;
+        break;
+    }
+    /// RadialGradient
+    case 1: {
+        uint size = headUint % (1 << 15);
+        styleIndex += 2 + size * 2;
+        break;
+    }
+    case 2: {
+
+        break;
+    }
+    }
+}
+
 bool shouldFillBeginCap(vec2 localUV, bool onVeryBegin, int endType, vec2 p0, vec2 tangentBegin, vec2 tangentEndLast)
 {
     vec2 normal;
@@ -1015,9 +1039,8 @@ void main()
     vec4 color = vec4(0);
     // if(isinf(path[0].x)) imageStore(gBaseColor, ivec2(pixelLocation),
     // vec4(vec2(pixelLocation)/vec2(imageSize(gBaseColor)), 1,1)); return;
-    for (uint styleIndex = 0; styleIndex < styleSize; styleIndex++)
+    for (uint styleIndex = 0; styleIndex < styleSize;)
     {
-
         styleIndex += 6;
         vec2 localUV = vec2(pixelLocation) / pixelRatio + leftTop;
 
@@ -1056,6 +1079,7 @@ void main()
                     elementColor = vec4(unpackUnorm4x8(floatBitsToUint(style[++styleIndex])).rgb, 1);
                 }
             }
+
         }
         else // Stroke
         {
@@ -1129,8 +1153,8 @@ void main()
 
                     // if (onBegin ? shouldFillBeginCap(localUV, onVeryBegin, endType, p[0], tangentBegin,
                     // tangentEndLast)
-                    //     : (onEnd ? /*shouldFillEndCap(localUV, onVeryEnd, endType, p[3], tangentEnd,
-                    //     tangentBeginNext)*/ false
+                    //     : (onEnd ? shouldFillEndCap(localUV, onVeryEnd, endType, p[3], tangentEnd,
+                    //     tangentBeginNext) 
                     //             : d < minDistance))
                     bool hit = d < minDistance;
                     if (onBegin)
@@ -1183,10 +1207,11 @@ void main()
             {
                 // hitElement = shouldFillEndCap(localUV, true, endType, p3Last, tangentEndLast);
             }
+            nextStyleIndex(styleIndex);
+           
         }
         if (hitElement)
             color = elementColor;
-        styleIndex += 100;
     }
     if (color.a != 0)
         imageStore(gBaseColor, ivec2(pixelLocation), color);
diff --git a/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp b/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp
index 5944f58..45b700a 100644
--- a/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp
+++ b/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp
@@ -78,6 +78,7 @@ std::vector<GLfloat> generateStyleBuffer(const std::vector<BaseStyle>& styles)
 		
 		auto encoded = style.material->encoded();
 		styleBuffer.insert(styleBuffer.end(), encoded.begin(), encoded.end());
+		qDebug() << "style size" << styleBuffer.size();
 	}
 	return styleBuffer;
 }
diff --git a/UnitTest/ElementRendererTest.cpp b/UnitTest/ElementRendererTest.cpp
index 1d34130..2efebee 100644
--- a/UnitTest/ElementRendererTest.cpp
+++ b/UnitTest/ElementRendererTest.cpp
@@ -10,6 +10,8 @@ using namespace Renderer;
 
 namespace UnitTest
 {
+	void messageHandler(QtMsgType type, const QMessageLogContext& context, const QString& msg);
+
 	TEST_CLASS(ElementRendererStokeTypeTest)
 	{
 	private:
@@ -20,6 +22,7 @@ namespace UnitTest
 
 		TEST_METHOD_INITIALIZE(initialize)
 		{
+			qInstallMessageHandler(messageHandler);
 			QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 			QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
 			QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);