Difference between revisions of "TouchDesigner learning"
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| − | = | + | =Time= |
| + | === Absolute seconds === | ||
| + | <pre> | ||
| + | absTime.seconds | ||
| + | </pre> | ||
| + | |||
| + | === Absolute frames === | ||
| + | <pre> | ||
| + | absTime.frame | ||
| + | </pre> | ||
| + | |||
| + | === Cycle/loop of frames from timeline === | ||
| + | <pre> | ||
| + | me.time.frame | ||
| + | </pre> | ||
| + | |||
| + | =Making custom interface= | ||
=== Making buttons === | === Making buttons === | ||
| + | |||
| + | More informations: https://vimeo.com/jhoepffner | ||
<pre> | <pre> | ||
// Name of the parent node | // Name of the parent node | ||
| Line 6: | Line 24: | ||
parent().name | parent().name | ||
| + | </pre> | ||
| + | |||
| + | =Rendering= | ||
| + | === Get resolution from another node === | ||
| + | <pre> | ||
| + | // Get width and height from render1 node | ||
| + | |||
| + | op('render1').width | ||
| + | |||
| + | op('render1').height | ||
| + | |||
| + | </pre> | ||
| + | |||
| + | |||
| + | =GLSL= | ||
| + | === Get Shadertoy shaders working=== | ||
| + | <pre> | ||
| + | More informations: https://nvoid.gitbooks.io/introduction-to-touchdesigner/content/GLSL/12-6-Importing-Shadertoy.html | ||
| + | |||
| + | // Replace in code "void mainImage( bla bla )" by "void main()" | ||
| + | |||
| + | // Replace in code "fragCoord" by "gl_FragCoord" | ||
| + | // Carefully add ".xy" when missing ".x" or ".y" after "gl_FragCoord" in "void main()" part | ||
| + | |||
| + | // Then add at top of code: | ||
| + | |||
| + | layout(location = 0) out vec4 fragColor; | ||
| + | |||
| + | uniform vec3 iResolution; | ||
| + | uniform float iTime; | ||
| + | uniform float iFrame; | ||
| + | uniform vec4 iMouse; | ||
| + | |||
| + | // In glsl node: | ||
| + | // Declare iResolution, iFrame and iTime | ||
| + | // For iTime: | ||
| + | absTime.seconds | ||
| + | // For iFrame: | ||
| + | absTime.frame | ||
| + | |||
| + | // In glsl code, declare iChannels (iChannel0, iChannel1...) | ||
| + | // For most of the cases, iChannel0 calls a texture, so: | ||
| + | // Replace iChannel0 by sTD2DInputs[0] | ||
| + | // If iChannel0 calls a cubemap: | ||
| + | // Replace iChannel0 by sTDCubeInputs[0] | ||
| + | // If iChannel0 calls a sound, convert sound to CHOP by a null, then: | ||
| + | // Replace iChannel0 by sTD2DInputs[1] | ||
</pre> | </pre> | ||
Latest revision as of 17:26, 4 February 2021
Contents
Time
Absolute seconds
absTime.seconds
Absolute frames
absTime.frame
Cycle/loop of frames from timeline
me.time.frame
Making custom interface
Making buttons
More informations: https://vimeo.com/jhoepffner
// Name of the parent node parent().name
Rendering
Get resolution from another node
// Get width and height from render1 node
op('render1').width
op('render1').height
GLSL
Get Shadertoy shaders working
More informations: https://nvoid.gitbooks.io/introduction-to-touchdesigner/content/GLSL/12-6-Importing-Shadertoy.html // Replace in code "void mainImage( bla bla )" by "void main()" // Replace in code "fragCoord" by "gl_FragCoord" // Carefully add ".xy" when missing ".x" or ".y" after "gl_FragCoord" in "void main()" part // Then add at top of code: layout(location = 0) out vec4 fragColor; uniform vec3 iResolution; uniform float iTime; uniform float iFrame; uniform vec4 iMouse; // In glsl node: // Declare iResolution, iFrame and iTime // For iTime: absTime.seconds // For iFrame: absTime.frame // In glsl code, declare iChannels (iChannel0, iChannel1...) // For most of the cases, iChannel0 calls a texture, so: // Replace iChannel0 by sTD2DInputs[0] // If iChannel0 calls a cubemap: // Replace iChannel0 by sTDCubeInputs[0] // If iChannel0 calls a sound, convert sound to CHOP by a null, then: // Replace iChannel0 by sTD2DInputs[1]
