diff --git a/ArchitectureColoredPainting/src/Renderer/Model.cpp b/ArchitectureColoredPainting/src/Renderer/Model.cpp
index d6798b5..cea5989 100644
--- a/ArchitectureColoredPainting/src/Renderer/Model.cpp
+++ b/ArchitectureColoredPainting/src/Renderer/Model.cpp
@@ -108,6 +108,7 @@ void Renderer::Model::unloadModel()
 	paintingLoaded.clear();
 	texturesLoaded.clear();
 	meshes.clear();
+	paintingMeshes.clear();
 
 	minPos = glm::vec3(std::numeric_limits<float>::max());
 	maxPos = glm::vec3(std::numeric_limits<float>::min());
diff --git a/ArchitectureColoredPainting/src/Renderer/RenderPass.cpp b/ArchitectureColoredPainting/src/Renderer/RenderPass.cpp
index a16e974..b8dc345 100644
--- a/ArchitectureColoredPainting/src/Renderer/RenderPass.cpp
+++ b/ArchitectureColoredPainting/src/Renderer/RenderPass.cpp
@@ -100,7 +100,7 @@ namespace Renderer
 		}
 	}
 
-	PageIDCallbackPass::PageIDCallbackPass(GladGLContext* gl, unsigned int& frameWidth, unsigned int& frameHeight, QOpenGLFramebufferObject*& fbo, GLuint* gBuffers, GLuint& gPageID, VirtualTextureManager& vtManager)
+	PageIDFeedbackPass::PageIDFeedbackPass(GladGLContext* gl, unsigned int& frameWidth, unsigned int& frameHeight, QOpenGLFramebufferObject*& fbo, GLuint* gBuffers, GLuint& gPageID, VirtualTextureManager& vtManager)
 		: RenderPass(gl)
 		, pageIdDownsampleShader(":/Shaders/pageId_downsample.comp")
 		, frameWidth(frameWidth)
@@ -112,7 +112,7 @@ namespace Renderer
 	{
 	}
 
-	void PageIDCallbackPass::dispatch()
+	void PageIDFeedbackPass::dispatch()
 	{
 		if (fbo->bind())
 		{
diff --git a/ArchitectureColoredPainting/src/Renderer/RenderPass.h b/ArchitectureColoredPainting/src/Renderer/RenderPass.h
index 3a690a1..218d9b1 100644
--- a/ArchitectureColoredPainting/src/Renderer/RenderPass.h
+++ b/ArchitectureColoredPainting/src/Renderer/RenderPass.h
@@ -49,10 +49,10 @@ namespace Renderer
 		QMatrix4x4& view;
 	};
 
-	class PageIDCallbackPass : public RenderPass
+	class PageIDFeedbackPass : public RenderPass
 	{
 	public:
-		PageIDCallbackPass(GladGLContext* gl, unsigned int& frameWidth, unsigned int& frameHeight, QOpenGLFramebufferObject*& fbo,
+		PageIDFeedbackPass(GladGLContext* gl, unsigned int& frameWidth, unsigned int& frameHeight, QOpenGLFramebufferObject*& fbo,
 			GLuint* gBuffers, GLuint& gPageID, VirtualTextureManager& vtManager);
 		void dispatch();
 	private:
diff --git a/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.cpp b/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.cpp
index 476f360..c61ca57 100644
--- a/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.cpp
+++ b/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.cpp
@@ -138,7 +138,7 @@ void RendererGLWidget::initializeGL()
 
 	shadowMapPass = std::make_unique<ShadowMapPass>(gl.get(), shadowFboHandle, shadowMapResolution, light, model);
 	geometryPass = std::make_unique<GeometryPass>(gl.get(), frameWidth, frameHeight, fboPtr, model, projection, view);
-	pageIDCallbackPass = std::make_unique<PageIDCallbackPass>(gl.get(), frameWidth, frameHeight, fboPtr, gbuffers, gPageID, *vtManager);
+	pageIDFeedbackPass = std::make_unique<PageIDFeedbackPass>(gl.get(), frameWidth, frameHeight, fboPtr, gbuffers, gPageID, *vtManager);
 	lightingPass = std::make_unique<LightingPass>(gl.get(), frameWidth, frameHeight, view, camera, light,
 		gBaseColor, gNormal, gPosition, gMetallicRoughness, shadowGbuffer, irradianceMap, prefilterMap, brdfLUTTexture);
 	skyboxPass = std::make_unique<SkyboxPass>(gl.get(), fboPtr, projection, view, skyCubemap);
@@ -210,7 +210,7 @@ void RendererGLWidget::paintGL()
 	//vtManager->commitMutex.lock();
 	shadowMapPass->dispatch();
 	geometryPass->dispatch();
-	pageIDCallbackPass->dispatch();
+	pageIDFeedbackPass->dispatch();
 	//gl->Finish();
 	//vtManager->commitMutex.unlock();
 	lightingPass->dispatch();
diff --git a/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.h b/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.h
index 5aa55ad..0fb9b1a 100644
--- a/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.h
+++ b/ArchitectureColoredPainting/src/Renderer/RendererGLWidget.h
@@ -63,7 +63,7 @@ namespace Renderer
 
 		std::unique_ptr<ShadowMapPass> shadowMapPass;
 		std::unique_ptr<GeometryPass> geometryPass;
-		std::unique_ptr<PageIDCallbackPass> pageIDCallbackPass;
+		std::unique_ptr<PageIDFeedbackPass> pageIDFeedbackPass;
 		std::unique_ptr<LightingPass> lightingPass;
 		std::unique_ptr<SkyboxPass> skyboxPass;
 		std::unique_ptr<ToneMappingPass> toneMappingPass;
diff --git a/README.md b/README.md
index b578f67..2d00ae2 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-# ArchitectureColoredPainting
+# 古建筑彩绘计算机辅助设计系统
 
-古建筑彩绘计算机辅助设计系统
+本软件实现一种设计矢量纹案的软件工具，矢量纹理采用高效的数据结构存储，支持图案**复用**，支持将矢量图作为模型的纹理，用户可以利用软件中的图元引用、变换以及样式等功能方便地完成**矢量纹理的设计**；完成矢量纹理的设计后，可以将其应用在**三维模型**上，方便展示**模拟纹案的渲染后结果**，用户可以自由调整摄像机位置和缩放视野，模型中的矢量纹理**不会在缩放过程中失真**。
 
 ## 依赖