software:touch_designer

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software:touch_designer [2025/12/08 21:33] – [Useful tips] mhsoftware:touch_designer [2025/12/09 17:43] (current) – [Useful Python Expressions] mh
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   * Organizes complex CHOP data streams.   * Organizes complex CHOP data streams.
  
 +
 +=== Referencing a parameter - Dynamic links ===
 +
 +  * Select the CHOP and toggle the display with the **+** in the bottom right
 +  * Select the TOP to link to parameter
 +  * Drag & drop from the CHOP into the parameter
 +  * Select Reference type (Most of the time it's CHOP Reference)
 +
 +You can also drag an entire CHOP into a CHOP to TOP operator to reference it.
 +
 +Alternatively, you can right click in the parameter window for the CHOP → Copy Parameter and then in the destination parameter right click → Paste Reference
 +
 +---- 
 ==== Resolution TOP ==== ==== Resolution TOP ====
   * Drop resolution early to speed up heavy FX.   * Drop resolution early to speed up heavy FX.
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   * ''absTime.seconds'' → time in seconds.   * ''absTime.seconds'' → time in seconds.
   * ''me.digits'' → returns numeric suffix of OP name. Combine with math expression (e.g. ''* -5'') to increment or decrement a parameter as you copy/paste (useful for **Cache Select** building a trail effect for example).   * ''me.digits'' → returns numeric suffix of OP name. Combine with math expression (e.g. ''* -5'') to increment or decrement a parameter as you copy/paste (useful for **Cache Select** building a trail effect for example).
 +  * ''me.parent().width'' or ''.height'' → resolution width/height of the parent comp
  
  
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   * Useful for simulations, particles, reactive systems.   * Useful for simulations, particles, reactive systems.
  
 +This converts video streams into usable data for interactivity.
 ===== Common Techniques ===== ===== Common Techniques =====
  
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-===== Rendering =====+
  
  
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 ===== Useful Tools ===== ===== Useful Tools =====
  
-==== Optical Flow ==== 
- 
-This operator calculates the motion vectors inside a video stream and codes it to the Red and Green channels. 
- 
-This converts video streams into usable data for interactivity. 
  
-The data can be plugged into particle systems, fluid systems or any other creative content that accept data as input to react upon. 
 ==== Output ==== ==== Output ====
  
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 ===== Useful tips ===== ===== Useful tips =====
  
- 
-=== Referencing a parameter - Dynamic links === 
- 
-  * Select the CHOP and toggle the display with the **+** in the bottom right 
-  * Select the TOP to link to parameter 
-  * Drag & drop from the CHOP into the parameter 
-  * Select Reference type (Most of the time it's CHOP Reference 
- 
-You can also drag an entire CHOP into a CHOP to TOP operator to reference it. 
- 
-----  
  
 COMP Buttons and sliders can be connected to Null operators to toggle them into run mode and handily display their output. COMP Buttons and sliders can be connected to Null operators to toggle them into run mode and handily display their output.
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 Instancing is done in the **Geometry** Comp under the tab of the same name. Reference another SOP in there and play around with the points. Instancing is done in the **Geometry** Comp under the tab of the same name. Reference another SOP in there and play around with the points.
  
-===== Creative Tips ===== 
- 
-Repetition of small processes (as basic as drawing a circle at every point of a circle) can make some very rich designs. 
  
-Overlapping content also enriches designs. 
  • software/touch_designer.1765225985.txt.gz
  • Last modified: 2025/12/08 21:33
  • by mh