Select by CSG operation

Recursive cross-Bsp visibility.

Convert the BSP to windings.

Recursive main Bsp visibility.

Build 64x64 zone connectivity matrix. Entry(i,j) is set if node i is connected to node j. Entry(i,i) is always set by definition. This structure is

Attach ZoneInfo actors to the zones that they belong in. ZoneInfo actors are a class of actor which level designers may place in UnrealEd in order to

Compute normal of an FPoly. Works even if FPoly has 180-degree-angled sides (which are often created during T-joint elimination). Returns nonzero re

Compute the normal plane.

Call a function.

Returns 1 if "redo" is possible, sets Str to name.

Returns 1 if "undo" is possible, sets Str to name.

Cancel pending level.

Input event router.

Make sure that a particular kind of command is allowed on this nesting level. If it's not, issues a compiler error referring to the token and the curr

Check whether Actor is encroaching other actors after a move, and return 0 to ok the move, or 1 to abort it.

Check that a specified object is accessible from this object's scope.

Send a HearNoise() message to all Pawns which could possibly hear this noise NOTE that there is a hard-coded limit to the radius of hearing, which dep

Make sure the state is valid.

Recursively check for visibility starting at the source portal Source in leaf iSourceLeaf, flowing through the clip portal Clip, and terminating in al

Clamp F0 between F1 and F2, all positive assumed.

Class.

Clean up after a major event like loading a file.

Actor reference cleanup.

Handle a mouse click in the camera window.

Transform and clip a polygon.

Functions.

Tracer.

Clip Test to the maximal sheet wrapping of Source and Clip, and store the result in Result. Returns 1 if the result is nonempty, 0 if the polygon was

Close a viewport window. Assumes that the viewport has been openened with OpenViewportWindow. Does not affect the viewport's object, only the platfo

Insert the code in the interval from Retry2-End into the code stream beginning at Retry1.

QSort comparator.

Mesh sorting function.

Try to compile an affector expression or assignment.

Compile a variable assignment statement.

Compile a command in Token. Handles any errors that may occur.

Compile a constant definition.

Compile a declaration in Token. Returns 1 if compiled, 0 if not.

Process a compiler directive.

Compile a dynamic object upcast expression.

Compile an enumeration definition.

Compile a top-level expression. Returns: 0 if no expression was parsed. 1 if an expression matching RequiredType (or any type if CPT_None) was parsed

Try to compile a complete function call or field expression with a field name matching Token. Returns 1 if a function call was successfully parsed, o

Perform a second-pass compile on the current class.

Compile a statement: Either a declaration or a command. Returns 1 if success, 0 if end of file.

Compile multiple statements.

Compile a struct definition.

Discrete time update. To provide your own discrete-time update, override this and do not call this base class function in your child class.

Return the cost of converting a type from Source to Dest: 0 if types are identical. 1 if dest is more precise than source. 2 if converting integral to

Copy the index from one span buffer to another span buffer. Status: Seldom called, no need to optimize.

ABrush interface.

Create an element in the cache. This is O(num_items_in_cache), sacrificing some speed in the name of better cache efficiency. However there aren't an

Create a single object.

Build a new child scene frame.

Return the loaded object corresponding to an import index; any errors are fatal.

Create a block of free space in the cache, and link it in. If either of Next or Prev are free space, simply merges and does not create a new item.

Delete an name permanently; called by garbage collector.

Delete the first transaction from the transaction list, remove all of its entries from the change log and data tables, and scroll the list down.

Describe the channel.

Game exit.

Exit the engine.

Close a viewport. warning: Lots of interrelated stuff is happening here between the viewport code, object code, platform-specific viewport manager cod