diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d163863
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+build/
\ No newline at end of file
diff --git a/README.md b/README.md
index dd258af..fdab741 100644
--- a/README.md
+++ b/README.md
@@ -3,12 +3,23 @@ Project 0 Getting Started
 
 **University of Pennsylvania, CIS 565: GPU Programming and Architecture, Project 0**
 
-* (TODO) YOUR NAME HERE
-  * (TODO) [LinkedIn](), [personal website](), [twitter](), etc.
-* Tested on: (TODO) Windows 22, i7-2222 @ 2.22GHz 22GB, GTX 222 222MB (Moore 2222 Lab)
+* Tianyi Xiao
+  * [LinkedIn](https://www.linkedin.com/in/tianyi-xiao-20268524a/), [personal website](https://jackxty.github.io/), [Github](https://github.com/JackXTY).
+* Tested on: Windows 11, i9-12900H @ 2.50GHz 16GB, Nvidia Geforce RTX 3070 Ti 8032MB (Personal Laptop)
 
-### (TODO: Your README)
+* Compute capability: 8.6
 
-Include screenshots, analysis, etc. (Remember, this is public, so don't put
-anything here that you don't want to share with the world.)
+### CUDA
+![](images/Cuda.png)
 
+### Analysis
+![](images/Nsight.png)
+
+### Nsight Debug
+![](images/warp_info_auto.png)
+
+### WebGL
+![](images/webGL.png)
+
+### DXR
+![](images/DXR.png)
diff --git a/cuda-getting-started/src/main.cpp b/cuda-getting-started/src/main.cpp
index 886fd4c..ff83753 100644
--- a/cuda-getting-started/src/main.cpp
+++ b/cuda-getting-started/src/main.cpp
@@ -11,7 +11,7 @@
  */
 int main(int argc, char* argv[]) {
     // TODO: Change this line to use your name!
-    m_yourName = "TODO: YOUR NAME HERE";
+    m_yourName = "Tianyi Xiao";
 
     if (init(argc, argv)) {
         mainLoop();
diff --git a/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl b/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl
index d817ca4..6df0fbf 100644
--- a/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl
+++ b/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl
@@ -69,7 +69,8 @@ void MyRaygenShader()
 [shader("closesthit")]
 void MyClosestHitShader(inout RayPayload payload, in MyAttributes attr)
 {
-    float3 barycentrics = float3(1 - attr.barycentrics.x - attr.barycentrics.y, attr.barycentrics.x, attr.barycentrics.y);
+    // float3 barycentrics = float3(1 - attr.barycentrics.x - attr.barycentrics.y, attr.barycentrics.x, attr.barycentrics.y);
+    float3 barycentrics = float3(0, 0.2, 0.5);
     payload.color = float4(barycentrics, 1);
 }
 
diff --git a/images/Cuda.png b/images/Cuda.png
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diff --git a/images/Nsight.png b/images/Nsight.png
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diff --git a/images/warp_info_auto.png b/images/warp_info_auto.png
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diff --git a/images/webGL.png b/images/webGL.png
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