14 lines
327 B
Plaintext
14 lines
327 B
Plaintext
#version 450
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#include "glu_head.comp"
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const float GELU_COEF_A = 0.044715f;
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const float SQRT_2_OVER_PI = 0.79788456080286535587989211986876f;
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float op(float a, float b) {
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const float val = SQRT_2_OVER_PI*a*(1.0f + GELU_COEF_A*a*a);
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return 0.5f*a*(2.0f - 2.0f / (exp(2 * val) + 1)) * b;
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}
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#include "glu_main.comp"
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