Generate shapes from an image with touchdesigner

Download 1M+ code from https://codegive.com/6ee372d
okay, let’s dive into generating shapes from an image using touchdesigner. this tutorial will cover various techniques, from basic thresholding to more advanced edge detection and vectorization, all with code examples. we’ll also explore performance considerations and ways to refine your results.

**i. core concepts & overview**

the basic principle is:

1. **load image:** get your source image into touchdesigner.
2. **analyze image:** analyze the image to extract meaningful features (edges, contours, areas of similar color).
3. **generate geometry:** create geometry primitives based on the extracted features.
4. **render & refine:** render the geometry, refine its appearance and behavior, and add interactivity.

**ii. touchdesigner setup & initial steps**

1. **new project:** create a new touchdesigner project.

2. **load image (movie in top):**
* add a `movie in top` (top = texture operator).
* in the `movie in top`’s parameters, specify the path to your image file. you can use `.jpg`, `.png`, `.bmp`, or video formats. for this example, i’ll assume you have an image named “my_image.png” in the same directory as your touchdesigner project file.

3. **view image (null top):**
* add a `null top` after the `movie in top`.
* this allows you to view the image directly. rename this `null_image` for easy reference.

**iii. technique 1: simple thresholding & blob tracking**

this is a basic approach that turns areas of the image darker or lighter than a threshold into geometry.

1. **threshold (threshold top):**
* add a `threshold top` after the `movie in top`.
* adjust the `threshold` parameter in the `threshold top` to determine which parts of the image become white (1) and which become black (0).
* adjust the `pre op` to ‘invert’ the image so white values are what is less than the threshold

2. **blur (blur top):**
* add a `blur top` after the `threshold top`.
* this is important for smoothing out the …

#TouchDesigner #GenerativeArt #webcomponents
Generate shapes
image processing
TouchDesigner
visual programming
shape extraction
real-time graphics
computer vision
interactive design
data visualization
generative art
multimedia design
visual effects
shape manipulation
artistic rendering
procedural generation