14 lines
No EOL
455 B
GLSL
14 lines
No EOL
455 B
GLSL
#include "../../math/const.glsl"
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/*
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contributors: Hugh Kennedy (https://github.com/hughsk)
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description: Elastic in easing. From https://github.com/stackgl/glsl-easings
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use: elasticIn(<float> x)
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examples:
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- https://raw.githubusercontent.com/patriciogonzalezvivo/lygia_examples/main/animation_easing.frag
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*/
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#ifndef FNC_ELASTICIN
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#define FNC_ELASTICIN
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float elasticIn(in float t) { return sin(13.0 * t * HALF_PI) * pow(2.0, 10.0 * (t - 1.0)); }
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#endif |