diff --git a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
index 6eec65d..f3875a5 100644
--- a/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
+++ b/ArchitectureColoredPainting/src/Editor/ElementPoolWidget.cpp
@@ -32,9 +32,9 @@ void ElementPoolWidget::setElementList(std::vector<GraphicElement*> elements) {
 		// 
 		//QString strPath = QString("C:\\Users\\86177\\Pictures\\Screenshots\\test.png");
 		//QPixmap itemPixmap(strPath);
-		QPixmap itemPixmap(QSize(200,200));
-		itemPixmap.fill(Qt::red);
-		//QPixmap itemPixmap = elements[index]->getPaintObject().getDetail();
+		//QPixmap itemPixmap(QSize(200,200));
+		//itemPixmap.fill(Qt::red);
+		QPixmap itemPixmap = elements[index]->getPaintObject().getDetail();
 		qDebug() << this->parentWidget()->size();
 		//auto p = new QWidget();
 		//auto lb = new QLabel(p);
diff --git a/ArchitectureColoredPainting/src/Editor/PreviewWindow.cpp b/ArchitectureColoredPainting/src/Editor/PreviewWindow.cpp
index 53e894c..082ac27 100644
--- a/ArchitectureColoredPainting/src/Editor/PreviewWindow.cpp
+++ b/ArchitectureColoredPainting/src/Editor/PreviewWindow.cpp
@@ -36,7 +36,6 @@ void PreviewWindow::show()
 
 void PreviewWindow::initializeGL()
 {
-    this->renderer->initialize();
     initializeOpenGLFunctions();
 }
 
diff --git a/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp b/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp
index ccd742e..d7744a7 100644
--- a/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp
+++ b/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.cpp
@@ -12,11 +12,6 @@
 #include "../Painting/MaterialStyleStroke.h"
 using namespace Renderer;
 
-Renderer::ElementRenderer::ElementRenderer(QOpenGLWidget* glWidget)
-	: glWidget(glWidget)
-{
-}
-
 std::vector<glm::vec2> generatePathBuffer(const QPainterPath& path)
 {
 	std::vector<glm::vec2> pathBuffer;
@@ -119,18 +114,14 @@ QRectF calcBoundingRect(const QPainterPath& path, const std::vector<BaseStyle>&
 	return QRectF(QPointF(leftTop.x, leftTop.y), QPointF(rightBottom.x, rightBottom.y));
 }
 
-void Renderer::ElementRenderer::initialize()
+Renderer::ElementRenderer::ElementRenderer(QOpenGLWidget* glWidget)
+	: glWidget(glWidget)
 {
-	auto mainContext = QOpenGLContext::currentContext();
-	auto mainSurface = mainContext->surface();
-	surface.setFormat(mainContext->format());
 	surface.create();
-	mainContext->doneCurrent();
 
 	thread = std::jthread([&] {
+		std::cout << thread.get_id();
 		QOpenGLContext context;
-		context.setFormat(mainContext->format());
-		context.setShareContext(mainContext);
 		context.create();
 		context.makeCurrent(&surface);
 
@@ -190,9 +181,6 @@ void Renderer::ElementRenderer::initialize()
 
 	while (!initialized)
 		std::this_thread::yield();
-
-	mainContext->makeCurrent(mainSurface);
-
 }
 
 std::pair<QImage, QPointF> Renderer::ElementRenderer::drawElement(const QPainterPath& path, const ElementStyle& style, float pixelRatio)
diff --git a/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.h b/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.h
index 6cf9410..c2f10b9 100644
--- a/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.h
+++ b/ArchitectureColoredPainting/src/Renderer/Preview/ElementRenderer.h
@@ -12,11 +12,6 @@ namespace Renderer
 	public:
 		ElementRenderer(QOpenGLWidget* glWidget);
 
-		/**
-		 * @brief 须在initializeGL函数中调用
-		 */
-		void initialize();
-
 		/**
 		 * @brief 将图元绘制到QImage
 		 * @param path 图元几何数据
@@ -37,7 +32,6 @@ namespace Renderer
 		bool needDraw = false;
 		std::condition_variable draw;
 		std::mutex drawMutex;
-
 		const QPainterPath* path;
 		const ElementStyle* style;
 		float pixelRatio;