diff --git a/samples/api/texture_loading/texture_loading.cpp b/samples/api/texture_loading/texture_loading.cpp
index fbd13cc..32b8597 100644
--- a/samples/api/texture_loading/texture_loading.cpp
+++ b/samples/api/texture_loading/texture_loading.cpp
@@ -993,6 +993,9 @@ void TextureLoading::prepare_pipelines()
 			VK_FRONT_FACE_COUNTER_CLOCKWISE,
 			0);
 
+	rasterization_state.cullMode = VK_CULL_MODE_BACK_BIT;
+	rasterization_state.frontFace = VK_FRONT_FACE_CLOCKWISE;
+
 	//VkPipelineColorBlendAttachmentState blend_attachment_state =
 	//	vkb::initializers::pipeline_color_blend_attachment_state(
 	//		0xf,
@@ -1368,7 +1371,7 @@ bool TextureLoading::prepare(const vkb::ApplicationOptions& options)
 
 	last_update_time = getCurrentTimeMillis();
 
-	myFloatValue = 1.f;
+	//myFloatValue = 1.f;
 
 	// --- 加载前景纹理 (示例) ---
 	int    width = 640;