lygia/sdf/capsuleSDF)generate a SDF of a capsule
Dependencies:
Use:
<float> capusleSDF( in <vec3> pos, in <vec3> a, <vec3> b, <float> r )
#ifndef FNC_CAPSULESDF
#define FNC_CAPSULESDF
float capsuleSDF( vec3 p, vec3 a, vec3 b, float r ) {
vec3 pa = p-a, ba = b-a;
float h = saturate( dot(pa,ba)/dot(ba,ba) );
return length( pa - ba*h ) - r;
}
#endif
Use:
<float> capusleSDF( in <float3> pos, in <float3> a, <float3> b, <float> r )
#ifndef FNC_CAPSULESDF
#define FNC_CAPSULESDF
float capsuleSDF( float3 p, float3 a, float3 b, float r ) {
float3 pa = p-a, ba = b-a;
float h = saturate( dot(pa,ba)/dot(ba,ba) );
return length( pa - ba*h ) - r;
}
#endif
Dependencies:
Use:
<float> capusleSDF( <float3> pos, <float3> a, <float3> b, <float> r )
#ifndef FNC_CAPSULESDF
#define FNC_CAPSULESDF
float capsuleSDF( float3 p, float3 a, float3 b, float r ) {
float3 pa = p-a, ba = b-a;
float h = saturate( dot(pa,ba)/dot(ba,ba) );
return length( pa - ba*h ) - r;
}
#endif
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