Meet-Up 2025-08-25 -- Timeline, PBR-rendering, particles, field and the future of output configurations (5h)

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In this 5 hour long monster session we covered an insane amount of topics and features and built a lot of examples from scratch to explain how operators and parameters work in detail.

Reference: 💬🗯️Chat 💡Tip 📘Op reference 🌟Highlight 🆕Feature 🛠️Updates 🧠📊Background

Topics / Time-codes

• 💬 Intro / Welcome – 0:00
• ✨ Show casing the new “Ashborn” Making of video – 2:06
• 💬 Chatting while compiling TiXL from – 3:00
• 💬 Showing commits of last 14 days in Fork – 5:00
• 🛠️ UI Feature improved timeline – 7:10
• 💬 Pixtur’s Playground – 8:00
• 📝 Working with timeclips / new features – 10:45
• 🗯️ Ideas for importing and browsing files – 16:25
• 💡 Hide tabs for cleaner UI layouts – 19:30
• 🌟 Using (Focus mode) content behind graph – 24:00
• 🗯️ Try to showcase WebCam operator (VideoDeviceInput) – 26:00
• 🛠️ New feature: better live previews on hover – 30:00
• 🛠️ Fix Mute Audio toggle – 34:30
• 🌟 Demo: Using audio analysis / beat locking / Offset sync timing – 36:00
• 🆕 AnimBoolean – 39:30
• 💡 Tip: Use AnimInt – 45:00
• 💬 Discussing midi controllers for VJ: Focusrite LaunchControl XL / APC Mini – 47:00
• 📘 How to use SetSpeedFactors – 48:00
• 📘 How to use KeyboardInputAsInt – 54:00
• 🌟 Discussing ForwardBeatTaps – 57:00
• 🧠 Background: Explaining implementation details of the beatlock algorithm – 1:00:00
• 🆕 New Feature snap horizontally to improve graphs – 1:10:00
• 🌟 Playing with RandomizePoints – 1:12:20
• 📝 Explaining RadialPoints Attribute parameters – 1:13:40
• 💡 Accumulator to create procedural animations – 1:18:05
• 🧠 Discussing Floating point precision – 1:19:30
• 💡 pan and zoom canvas will connecting – 1:26:20
• 🛠️ Expand and collapse main menu bar – 1:28:00
• 🛠️ Tweaks to Project Hub – 1:29:20
• 🆕 HDR indicators for colors – 1:30:00
• 🛠️ Improvements to file resource picker – 1:36:00
• 🛠️ Consistent PBR shading (in depth) – 1:39:30
• 💡 SpreadLayout – 1:47:00
• 📝 Using color fields – 1:49:00
• 🛠️ Visual tests – 1:54:00
• 📘 DrawPointsShaded – 1:57:30
• 🛠️ Discussing Find operators interaction (Ctrl+F) – 2:00:00
• 📘 DelayTriggerChange – 2:03:40
• 📘 DelayBoolean – 2:06:11
• 📘 Working with Variables – 2:07:00
• 📘 SelectPointsWithSdf with ParticleSystem (In depth discussing and examples) – 2:12:10
• 💡 PlayVideo + PointsOnImage – 2:38:00
• 💬 Survey of the week (Renaming PointSimulation) – 2:39:00
• 💬 Dev background: Connection line interaction – 2:40:00
• 💬 UX infinity slider – 2:43:30
• 📘 MeshFacesToPoints – 2:48:50
• 📘 MovePointsToSdf – 2:56:00
• 📊 Discussing raymarching performance, large graphs and caching – 2:57:00
• 💡 Fading DrawLines effect – 3:08:00
• 📘 PointTrail – 3:08:00
• 💬 Line transitions and SVG – 3:13:30
• 💬💬💬 Discussing TiXL output handling for projection mapping and complex projects – 3:20:00
• 💬 TiXL UI font rendering / ImGUI – 4:23:00
  • mentions SpoutOutput being picky with ColorFormat, addressed in #752
• 💬 Caching of operator updates – 4:36:00
• 💬 JonBaker operator – 4:42:00
• ⚠️ Operator style guide / Contributions – 4:44:30
• 📘 TransformUV – 4:48:00
• 📘 VectorFieldForce / SdfToVector (VectorFields) – 4:50:08
• 💡 Renaming input parameters – 4:55:00
• 💬 Upcoming release – 4:56:00
• 💡 RandomizePoint Scale – 4:58:00
• 💬 SampleGradient interpolation – 5:01:20
• 🌟 BuildGradient / ColorList – 5:03:00
• 💬 Close-Up / Outlook – 5:08:20
• 💬 Upcoming TiXL workshop in Berlin (booked out? 😱) – 5:10:15