FreeCAD / src /Mod /CAM /Roadmap /Functionality /Operation Configuration.md
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Requirements

🟩 Core Essentials

Features present or expected in a basic CAM package and necessary to perform the required tasks

All Operations

Feature Description Assessment
Operation tool control Parameters Configure spindle speed, feed rate, tool selection tools are configured via the Tool Controller. The functionality is COMPLETE but not intuitive. Users expect to configure this within an operation and need to exit the op and edit the TC.
Operation Depth parameters start/end depth, COMPLETE.
Terminology used throughout CAM is inconsistent.

Pocketing

Feature Description Assessment
Entry Strategies Provide helical and ramp entry Partially complete via dressup.
specific strategies are possible but limited and buggy
Entry Start Point Allow user to specify entry point Start point selection is poorly implemented. It's not allowed at all in adaptive.
When used in other pocket ops (millface) only a single point is allowed. If the pocket algorithm needs to retract and re-enter, it will use whichever point is needed.

Pocket entry point should be studied to evaluate the current state-of-the-art. Either remove it and let the op set start point automatically or reimplement it consistently.

Retain starting position from hole to hole when set. Angle in XY set by first hole.
ie retain starting angle on XY plane as determined by first hole.
Minimising rapids between holes gains nothing over all and leads to rather arbitrary starting points.
Clearing Strategies zigzag, offset, line, grid, adaptive, Spiral INCOMPLETE. Spiral pattern is missing and is desirable for some use cases
Stock to Leave Set material to leave for finishing pass COMPLETE. Terminology is inconsistent.
Stepover Control Set amount of material removed per pass COMPLETE

Contouring (Profile)

Feature Description Assessment
Entry/Exit Strategies Specify entry/exit paths Partially Complete via dressup.
strategies are limited and buggy
Stock to Leave Set material to leave for finishing COMPLETE with inconsistent terminology
Holding Tags Add tags to retain part COMPLETE via dressup

Drilling Holes

Feature Description Assessment
Canned Cycles Support G81, G82, G83, G73 COMPLETE
Multiple Targets Handle multiple targets in one op COMPLETE
Drill Ordering Allow user-defined target order. Don't ignore selected objects Incomplete
Obstructed Faces Support targets across intermediate obstructions Incomplete
enable and disable indidvidual targets Requires deleting the target
Gcode Canned Cycle Assessment
G81 Drilling Cycle WORKS, excessive air cutting, see #22622
G82 Drilling Cycle, Dwell WORKS, excessive air cutting, see #22622
G83 Peck Drilling Cycle WORKS, excessive air cutting, see #22622
G73 Chip Breaking Drill WORKS, excessive air cutting, see #22622

Engraving

Feature Description Assessment
Engrave text Allow operating on a text DONE
Engrave centerline TrueType fonts usually don't work well for engraving.
Single-line fonts are rare and limited. Engraving software that follows font centerline is ideal
NONE

🟨 Professional Grade

Features usually present or expected in the state-of-the-art applications

All Operations

Feature Description Assessment
Model-Based Depth Selection Set relevant depths by clicking features of model or stock DONE
Tool selection Only allow selecting tools that function with the operation INCOMPLETE

Pocketing

Feature Description Assessment
REST Milling Target leftover material from previous ops Partially implemented.
Buggy
Poor visualization

Contouring (Profile)

Feature Description Assessment
Multiple Passes Support multi-pass or kerf-widening NO
Holding Tag Shape Customize size/shape of holding tabs DONE

Engraving

Feature Description Assessment
(placeholder) (To be defined)

Drilling Holes

Feature Description Assessment
Order Optimization Automatically sort drill order for efficiency NO
Efficient Cycles Minimize wasted travel in canned cycles NO

Boring Cycles

Gcode Canned Cycle Assessment
G85 Boring Cycle, Feed Out
G86 Spindle Stop, Rapid Out
G87 Back Boring Cycle
G88 Spindle Stop, Manual Out
G89 Dwell, Feed Out

Tapping Cycles

Gcode Canned Cycle Assessment
G33.1 Rigid Tapping
G74 Left-hand Tapping with Dwell
G84 Right-hand Tapping with Dwell

Threadmilling

Feature Description Assessment
non-synchronised theadmilling WORKING

V-Carving

Feature Description Assessment
Compute accurate Vcarve toolpath Use a V-shaped cutter at varying depth to create varying glyph width in the carve DONE

Deburring

Feature Description Assessment
(placeholder) (To be defined)

Helical Clearing

Feature Description Assessment
clear cyl. hole needs outside helix profiling; refuses hole less than twice tool size

Adaptive Clearing

Feature Description Assessment
(placeholder) (To be defined)

Lathe Operations

Feature Description Assessment
(placeholder) (To be defined)

Indexed Multi-Axis

Feature Description Assessment
(placeholder) (To be defined)

Continuous 4th and 5th Axis

Feature Description Assessment
(placeholder) (To be defined)

🟦 Next-Level CAM

Features that would exceed industry standard

Feature Description Assessment
framework to support extremely esoteric strategies -Jeweling, fluting, guilloche