Uploaded March 2020 | Updated September 2026, 2 weeks ago
I've been messing around with Marty McFly's RT shaders in Crowbar Collective's amazing Black Mesa recently, with some pretty impressive results. All captured in-game in real-time. Shout-outs to Black Mesa's artists for making a great looking Source engine game too. ;)
To do this you need ReShade:
reshade.me
Path-Traced Global Illumination and Screen-Space Reflection shaders by:
patreon.com/mcflypg
PC used to capture:
Nvidia RTX 2080 Super
i7 6700K 4.0ghz
32GB DDR4
2560x1440
Music from the game's soundtrack by Joel Nielson.
#BlackMesa #RayTracing #HalfLife
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You can also find me here:
Twitter:
twitter.com/Harry101UK
Facebook:
facebook.com/Harry101UK
Tumblr:
harrycallaghan.tumblr.com
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I've been messing around with Marty McFly's RT shaders in Crowbar Collective's amazing Black Mesa recently, with some pretty impressive results. All captured in-game in real-time. Shout-outs to Black Mesa's artists for making a great looking Source engine game too. ;)
To do this you need ReShade:
reshade.me
Path-Traced Global Illumination and Screen-Space Reflection shaders by:
patreon.com/mcflypg
PC used to capture:
Nvidia RTX 2080 Super
i7 6700K 4.0ghz
32GB DDR4
2560x1440
Music from the game's soundtrack by Joel Nielson.
#BlackMesa #RayTracing #HalfLife
-----
You can also find me here:
Twitter:
twitter.com/Harry101UK
Facebook:
facebook.com/Harry101UK
Tumblr:
harrycallaghan.tumblr.com
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![Portal 2 - 75,000 Subscribers! [before & after]
This is the before & after VFX video for my 75K Subscriber video. Lots of chroma-key in this one. ;)
The background footage of the beach was recording in the game Crysis 1.
Music by:
Astrum - Theom - http://astrum.bandcamp.com/album/theom-ep
Wow! 75,000 subscribers! Thanks a lot everyone! Im hoping to have a lot more videos up very soon! As always, let me know if theres anything youd like to see. I always try to read and respond to as many comments as possible! ^_^
Follow me if you want: =)
Facebook:
https://www.facebook.com/Harry101UK
Twitter:
http://www.twitter.com/Harry101UK
Tumblr:
http://harrycallaghan.tumblr.com/ Portal 2 - 75,000 Subscribers! [before & after]](https://i.ytimg.com/vi/DZ_IAwCN3_o/mqdefault.jpg)


![Half-Life: Alyx | Full Playthrough [no commentary] (Part 4)
Part 4 of a full playthrough of Half-Life: Alyx in VR (Oculus Rift S) without commentary. A playthrough with commentary and camera will also be uploaded on my second channel soon.
This game is constantly blowing me away.
My second gaming channel:
https://www.youtube.com/channel/UCb61-XS0p_1XcgORLeN3Ecw
#HalfLife #Alyx #HLA Half-Life: Alyx | Full Playthrough [no commentary] (Part 4)](https://i.ytimg.com/vi/ES-TdepKYAI/mqdefault.jpg)


![Portal 2 - Lights, Camera, Explosion! [Saxxy 2014 - Short Comedy Nominee]
I made this little thing 5 hours before the Saxxy deadline and submitted it with 1 minute remaining. Oof.
Animation | Voices | Sound | Editing
Harry Callaghan
Enhanced Core / Turret Rigs
August Rantis Loolam
Assorted Workshop models were used as background props. Portal 2 - Lights, Camera, Explosion! [Saxxy 2014 - Short Comedy Nominee]](https://i.ytimg.com/vi/FP34qe-6sR4/mqdefault.jpg)

![Harry Plays - Portal Stories: Mel [Chapter 1 - Advanced Mode]
Heres Chapter 01 of my full playthrough of Portal Stories: Mel, with some developer commentary. =)
Chapter 2:
[coming in a few minutes]
Portal Stories: Mel is a free, community-made, story-driven mod for Portal 2.
Download the game for free on Steam here:
http://store.steampowered.com/app/317400
Listen to the soundtrack here:
https://www.youtube.com/watch?v=t2ehOOp1KFo
Follow me if you want: =)
Twitter:
http://www.twitter.com/Harry101UK
Facebook:
https://www.facebook.com/Harry101UK
Steam:
http://steamcommunity.com/groups/Harry101UK
Tumblr:
http://harrycallaghan.tumblr.com/ Harry Plays - Portal Stories: Mel [Chapter 1 - Advanced Mode]](https://i.ytimg.com/vi/FkSd-5D2kkM/mqdefault.jpg)

