diff --git a/.github/workflows/windows-direct3d12.yml b/.github/workflows/windows-direct3d12.yml
index b132b9e..1896c91 100644
--- a/.github/workflows/windows-direct3d12.yml
+++ b/.github/workflows/windows-direct3d12.yml
@@ -19,64 +19,128 @@ jobs:
 
     - name: Get Submodules
       run: ./get_dlc
+    - name: Get ImageMagick
+      run: |
+        choco install -y imagemagick.app --no-progress
+        Get-ChildItem -Path "${env:ProgramFiles}" | Where-Object {($_.Name -Like 'ImageMagick*')} | % { $_.FullName } | Out-File -Append -FilePath $env:GITHUB_PATH -Encoding utf8
 
     - name: Compile Shader
       working-directory: Shader
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check Shader
+      working-directory: Shader
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile Texture
       working-directory: Texture
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check Texture
+      working-directory: Texture
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile ComputeShader
       working-directory: ComputeShader
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check ComputeShader
+      working-directory: ComputeShader
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile TextureArray
       working-directory: TextureArray
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check TextureArray
+      working-directory: TextureArray
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 00_empty
       working-directory: 00_empty
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 00_empty
+      working-directory: 00_empty
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 01_triangle
       working-directory: 01_triangle
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 01_triangle
+      working-directory: 01_triangle
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 02_matrix
       working-directory: 02_matrix
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 02_matrix
+      working-directory: 02_matrix
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 03_colored_cube
       working-directory: 03_colored_cube
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 03_colored_cube
+      working-directory: 03_colored_cube
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 04_textured_cube
       working-directory: 04_textured_cube
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 04_textured_cube
+      working-directory: 04_textured_cube
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 05_camera_controls
       working-directory: 05_camera_controls
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 05_camera_controls
+      working-directory: 05_camera_controls
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 06_render_targets
       working-directory: 06_render_targets
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 06_render_targets
+      working-directory: 06_render_targets
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 07_multiple_render_targets
       working-directory: 07_multiple_render_targets
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 07_multiple_render_targets
+      working-directory: 07_multiple_render_targets
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 08_float_render_targets
       working-directory: 08_float_render_targets
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 08_float_render_targets
+      working-directory: 08_float_render_targets
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 09_depth_render_targets
       working-directory: 09_depth_render_targets
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 09_depth_render_targets
+      working-directory: 09_depth_render_targets
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 10_cubemap
       working-directory: 10_cubemap
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 10_cubemap
+      working-directory: 10_cubemap
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 11_instanced_rendering
       working-directory: 11_instanced_rendering
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 11_instanced_rendering
+      working-directory: 11_instanced_rendering
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 12_set_render_target_depth
       working-directory: 12_set_render_target_depth
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 12_set_render_target_depth
+      working-directory: 12_set_render_target_depth
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 13_generate_mipmaps
       working-directory: 13_generate_mipmaps
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 13_generate_mipmaps
+      working-directory: 13_generate_mipmaps
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 14_set_mipmap
       working-directory: 14_set_mipmap
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 14_set_mipmap
+      working-directory: 14_set_mipmap
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
     - name: Compile 15_deinterleaved_buffers
       working-directory: 15_deinterleaved_buffers
-      run: ../Kinc/make windows -v vs2022 -g direct3d12 --compile
+      run: ../Kinc/make windows -v vs2022 -g direct3d12 --option screenshot --run
+    - name: Check 15_deinterleaved_buffers
+      working-directory: 15_deinterleaved_buffers
+      run: magick compare -metric mae .\reference.png .\Deployment\test.png difference.png
diff --git a/write_workflows.js b/write_workflows.js
index 374d3f0..83ae4e1 100644
--- a/write_workflows.js
+++ b/write_workflows.js
@@ -251,6 +251,10 @@ ${java}
 ${steps}
     - name: Get Submodules
       run: ./get_dlc
+    - name: Get ImageMagick
+      run: |
+        choco install -y imagemagick.app --no-progress
+        Get-ChildItem -Path \"\${env:ProgramFiles}\" | Where-Object {($_.Name -Like 'ImageMagick*')} | % { $_.FullName } | Out-File -Append -FilePath $env:GITHUB_PATH -Encoding utf8
 ${postfixSteps}
 `;
 
@@ -279,7 +283,10 @@ ${postfixSteps}
     workflowText +=
 `    - name: Compile ${sample}
       working-directory: ${sample}
-      run: ${prefix}../Kinc/make ${sys}${vs}${gfx}${options} --compile${postfix}
+      run: ${prefix}../Kinc/make ${sys}${vs}${gfx}${options} --option screenshot --run${postfix}
+    - name: Check ${sample}
+      working-directory: ${sample}
+      run: magick compare -metric mae .\\reference.png .\\Deployment\\test.png difference.png
 `;
     if (workflow.env) {
       workflowText += workflow.env;