* Remove Unused Project Includes and Forward-Declare Where a Type Is Only Referenced
Generated with include-what-you-use and applied conservatively. Only OrcaSlicer's own headers, the ones under src/ and tests/, are removed or forward-declared; standard-library and third-party includes are left alone. An include is removed only when both the Release and the Debug configuration leave it unused, never from inside a conditional block, and never from a file with platform-specific blocks, which only gain includes. Files whose only use of a header sits behind a feature or debug macro (libvgcode's OpenGL ES and marker code, the ARACHNE/TESTS_EXPORT_SVGS debug output) keep their includes.
clonable_ptr.hpp gains #pragma once; it had no include guard and was only safe while Config.hpp was its sole includer.
* Remove Unused Project Includes From Files With Platform-Specific Code
A Linux include-what-you-use run cannot see the code inside _WIN32, __APPLE__ or __linux__ blocks, so its verdict is only taken where nothing the removed header declares, directly or through what it includes, is named inside those blocks. Removals also have to hold in both the Release and Debug configuration and never touch a line inside a conditional block.
* Restore the libslic3r Precompiled Header and Direct Includes Lost in the Platform Pass
The platform-file pass treated pchheader.hpp as an ordinary header and
emptied it, and left GUI_Preview.hpp and 14 other files relying on
headers they no longer reached directly.
* Restore MainFrame.hpp in ParamsDialog.cpp for the Windows-Only Reparent Call
* Include Headers That Files Reached Through Ones the Cleanup Removed
* Drop Includes Duplicated by the Cleanup or by Main's Own Additions
* Leave PreciseSeam.cpp as Main Has It After the Precise Seam Rework
* Fix calls to depreciated wxPen constructor
* Fix use of wxTimerEvent
* Fix unrecognized character escape sequence
* Fix signed/unsigned mismatch
At least as much as possible without significantly altering parts of the application
* Clean unreferenced variables
* fix mistyped namespace selector
* Update deprecated calls
* Fix preprocessor statement
* Remove empty switch statements
* Change int vector used as bool to bool vector
* Remove empty control statements and related unused code
* Change multi character constant to string constant
* Fix discarded return value
json::parse was being called on the object, rather than statically like it should be. Also, the value was not being captured.
* Rename ICON_SIZE def used by MultiMachine
By having the definition in the header, it causes issues when other files define ICON_SIZE. By renaming it to MM_ICON_SIZE, this lessens the issue. It would probably be ideal to have the definitions in the respective .cpp that use them, but it would make it less convenient to update the values if needed in the future.
* Remove unused includes
* Fix linux/macOS compilation
* Hide unused-function errors on non-Windows systems
* Disable signed/unsigned comparison mismatch error
* Remove/Disable more unused variables
Still TODO: check double for loop in Print.cpp
* Remove unused variable that was missed
* Remove unused variables in libraries in the src folder
* Apply temporary fix for subobject linkage error
* Remove/Disable last set of unused variables reported by GCC
* remove redundant for loop
* fix misspelled ifdef check
* Update message on dialog
* Fix hard-coded platform specific modifier keys
* Remove duplicate for loop
* Disable -Wmisleading-indentation warning
* disable -Wswitch warning
* Remove unused local typedefs
* Fix -Wunused-value
* Fix pragma error on Windows from subobject linkage fix
* Fix -Waddress
* Fix null conversions (-Wconversion-null)
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Co-authored-by: SoftFever <softfeverever@gmail.com>