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Learn how to make your own Raytraced shaders!
Each version is a part of the journey, so start at version 1!
There is a video walkthrough for each part!
The full Playlist is here: https://www.youtube.com/playlist?list=PLeqvmrjhBmw4
Come back later for more parts!
All code is either MIT or Public Domain, so you are free to use the code in your own projects, you just have to leave any comments that contain the MIT licence and copyright.
Have fun learning and please show me what you make!
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[12] part 12: Glass - Refraction/Reflection & Tinting
by timetravelbeard on Oct 16, 2026
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part 12: Glass - Refraction/Reflection & Stained Glass Tinting Block Light
Video Walkthrough: https://www.youtube.com/watch?v=A-zysSzpyTU
Video Walkthrough: https://www.youtube.com/watch?v=A-zysSzpyTU
[11] part 11: Denoising & Upscaling RT
by timetravelbeard on Oct 16, 2026
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part 11: Denoising & Upscaling RT
Video Walkthrough: [https://www.youtube.com/watch?v=r_DUOVG8zac](https://www.youtube.com/watch?v=r_DUOVG8zac)
Video Walkthrough: [https://www.youtube.com/watch?v=r_DUOVG8zac](https://www.youtube.com/watch?v=r_DUOVG8zac)
[10] part 10: Cleaner Image with Reprojection & TA
by timetravelbeard on Oct 16, 2026
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part 10: Cleaner Image with Reprojection & Temporal Accumulation
Video Walkthrough: https://www.youtube.com/watch?v=hdj-e4ZPq3o
Video Walkthrough: https://www.youtube.com/watch?v=hdj-e4ZPq3o
[9] part 9: Global Illumination & RT Block Light
by timetravelbeard on Oct 16, 2026
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part 9: Global Illumination & RT Block Light
Video Walkthrough: https://www.youtube.com/watch?v=zf6U8DToGXI
Video Walkthrough: https://www.youtube.com/watch?v=zf6U8DToGXI
[8] part 8: Color Spaces / HDR / Tonemapping
by timetravelbeard on Oct 16, 2026
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part 8: Color Spaces / HDR / Tonemapping
Video Walkthrough: https://www.youtube.com/watch?v=bx669D8V6_E
Video Walkthrough: https://www.youtube.com/watch?v=bx669D8V6_E
[7] part 7: GI Prep: shadows - SM vs RT
by timetravelbeard on Oct 16, 2026
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[6] part 6: Full PBR packing and Textures in RT
by timetravelbeard on Oct 16, 2026
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part 6: Full PBR crammed into just 32bits, and PBR Textures in RT
Video Walkthrough: https://www.youtube.com/watch?v=-9aiHFv8avE
Video Walkthrough: https://www.youtube.com/watch?v=-9aiHFv8avE
[5] part 5: Faster RT with Acceleration Structures
by timetravelbeard on Oct 16, 2026
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part 5: Faster RT with Acceleration Structures
Video Walkthrough: https://www.youtube.com/watch?v=4XOhrM6Vo18&list=PLeqvmrjhBmw4&index=5
Video Walkthrough: https://www.youtube.com/watch?v=4XOhrM6Vo18&list=PLeqvmrjhBmw4&index=5
[4] part 4: Textures in Reflections
by timetravelbeard on Oct 16, 2026
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part 4: Textures in Reflections
Video Walkthrough: https://www.youtube.com/watch?v=pWmFge4MFnY&list=PLeqvmrjhBmw4&index=4
Video Walkthrough: https://www.youtube.com/watch?v=pWmFge4MFnY&list=PLeqvmrjhBmw4&index=4
[3] part 3: Reflections, PBR, & Deferred Rendering
by timetravelbeard on Oct 16, 2026
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part 3: Reflections, PBR, & Deferred Rendering
Video: Walkthrough: https://www.youtube.com/watch?v=qsOP57bQEXA&list=PLeqvmrjhBmw4&index=3
Video: Walkthrough: https://www.youtube.com/watch?v=qsOP57bQEXA&list=PLeqvmrjhBmw4&index=3
[2] part 2: RT Shadows & Basic Lighting
by timetravelbeard on Oct 16, 2026
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part 2: RT Shadows & Basic Lighting
Video Walkthrough Here: https://www.youtube.com/watch?v=0WrJ84qXyXg&list=PLeqvmrjhBmw4&index=2
Video Walkthrough Here: https://www.youtube.com/watch?v=0WrJ84qXyXg&list=PLeqvmrjhBmw4&index=2
[1] part 1 - Basic RT & DDA
by timetravelbeard on Oct 16, 2026
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