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add iChannelResolution #16

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rogerallen opened this issue Sep 3, 2013 · 0 comments
Closed

add iChannelResolution #16

rogerallen opened this issue Sep 3, 2013 · 0 comments
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enhancement
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Version 0.3.0

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@rogerallen
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Shadertoy 0.3.1 added this.

uniform vec3 iChannelResolution[4]; // channel resolution (in pixels)

each texture (of 4) has width, height and 1.0 in the vec3
default is 0.0 for w/h/d
cubemap keeps defaults.
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@rogerallen