17 lines
No EOL
416 B
Text
17 lines
No EOL
416 B
Text
#include "../math/saturate.msl"
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/*
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contributors: Inigo Quiles
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description: generate a SDF of a capsule
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use: <float> capusleSDF( <float3> pos, <float3> a, <float3> b, <float> r )
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*/
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#ifndef FNC_CAPSULESDF
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#define FNC_CAPSULESDF
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float capsuleSDF( float3 p, float3 a, float3 b, float r ) {
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float3 pa = p-a, ba = b-a;
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float h = saturate( dot(pa,ba)/dot(ba,ba) );
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return length( pa - ba*h ) - r;
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}
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#endif |