molstar
Version:
A comprehensive macromolecular library.
2 lines • 376 B
JavaScript
export var check_picking_alpha = "\nfloat viewZ = depthToViewZ(uIsOrtho, fragmentDepth, uNear, uFar);\nfloat fogFactor = smoothstep(uFogNear, uFogFar, abs(viewZ));\nfloat alpha = (1.0 - fogFactor) * uAlpha;\nif (uAlpha < uPickingAlphaThreshold || alpha < 0.1)\n discard; // ignore so the element below can be picked\n";
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