32 lines
699 B
GLSL
32 lines
699 B
GLSL
#define DISTANCE
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uniform vec3 referencePosition;
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uniform float nearDistance;
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uniform float farDistance;
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varying vec3 vWorldPosition;
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#include <common>
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#include <packing>
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#include <uv_pars_fragment>
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#include <map_pars_fragment>
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#include <alphamap_pars_fragment>
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#include <clipping_planes_pars_fragment>
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void main () {
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#include <clipping_planes_fragment>
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vec4 diffuseColor = vec4( 1.0 );
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#include <map_fragment>
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#include <alphamap_fragment>
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#include <alphatest_fragment>
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float dist = length( vWorldPosition - referencePosition );
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dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
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dist = saturate( dist ); // clamp to [ 0, 1 ]
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gl_FragColor = packDepthToRGBA( dist );
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}
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