Module pick 

Pick buffer rendering for element selection.

The pick buffer is an offscreen framebuffer where each element is rendered with a unique color encoding its ID. When the user clicks, we read the pixel at that position and decode the color to find what was clicked.

Structs

MeshPickUniforms

GPU uniforms for mesh pick rendering (flat 24-bit global index encoding).

PickResult

Result of a pick operation.

PickUniforms

Encodes a structure ID and element ID into RGB pick color. GPU uniforms for pick rendering (flat 24-bit global index encoding).

TubePickUniforms

GPU uniforms for tube-based curve network pick rendering (flat 24-bit global index encoding).

Enums

PickElementType

Element type for pick results.

Functions

color_to_index

Decodes a pick color back to an index.

index_to_color

Encodes an index as a pick color.