diff --git a/README.md b/README.md
index dd258af..715668c 100644
--- a/README.md
+++ b/README.md
@@ -3,12 +3,28 @@ 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)
+* Han Yang
+  *  [LinkedIn](https://www.linkedin.com/in/han-yang-0031231a3/), [personal website](https://bdwhst.wixsite.com/portfolio), etc.
+* Tested on: Windows 11, i9-12900HX @ 2.30GHz 16GB, RTX4080 laptop 12GB
 
-### (TODO: Your README)
+## README
 
-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 support
 
+![](./images/cuda.png)
+
+Nsight systems profiling report
+
+![](./images/nsys_report.png)
+
+Nsight CUDA debug
+
+![](./images/nsight_debug.png)
+
+WebGL support (HW accel)
+
+![](./images/webgl_support.png)
+
+DXR support (full support)
+
+![](./images/dxr_support.png)
diff --git a/cuda-getting-started/src/main.cpp b/cuda-getting-started/src/main.cpp
index 886fd4c..b125903 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 = "Han Yang";
 
     if (init(argc, argv)) {
         mainLoop();
diff --git a/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl b/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl
index d817ca4..cddf086 100644
--- a/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl
+++ b/dxr-support/src/D3D12RaytracingHelloWorld/Raytracing.hlsl
@@ -69,7 +69,7 @@ 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(0.66,0.76,0.96);
     payload.color = float4(barycentrics, 1);
 }
 
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