157 lines
3.4 KiB
C++
157 lines
3.4 KiB
C++
#include "externals.hh"
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#include "utilities.hh"
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void disableButton( )
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{
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ImGui::PushStyleColor( ImGuiCol_Button , ImColor( .3f , .3f , .3f ) );
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ImGui::PushStyleColor( ImGuiCol_ButtonHovered , ImColor( .3f , .3f , .3f ) );
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ImGui::PushStyleColor( ImGuiCol_ButtonActive , ImColor( .3f , .3f , .3f ) );
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}
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/*----------------------------------------------------------------------------*/
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void updateAngle(
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__rw__ float& initial ,
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__rd__ const float delta
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)
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{
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initial = fmod( initial + delta + 540 , 360 ) - 180;
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}
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void anglesToMatrix(
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__rd__ float const* angles ,
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__wr__ float* matrix )
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{
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float c[3] , s[3];
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for ( int i = 0 ; i < 3 ; i ++ ) {
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const float a = M_PI * angles[ i ] / 180;
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c[i] = cos( a );
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s[i] = sin( a );
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}
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matrix[0] = c[1]*c[2];
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matrix[1] = s[0]*s[1]*c[2] - c[0]*s[2];
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matrix[2] = s[0]*s[2] + c[0]*s[1]*c[2];
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matrix[3] = c[1]*s[2];
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matrix[4] = c[0]*c[2] + s[0]*s[1]*s[2];
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matrix[5] = c[0]*s[1]*s[2] - s[0]*c[2];
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matrix[6] = -s[1];
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matrix[7] = s[0]*c[1];
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matrix[8] = c[0]*c[1];
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}
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/*= T_FilesWatcher ===========================================================*/
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T_FilesWatcher::T_FilesWatcher( )
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: fd( inotify_init1( O_NONBLOCK ) )
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{ }
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T_FilesWatcher::T_FilesWatcher( T_FilesWatcher&& other ) noexcept
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: fd( 0 ) , watched( std::move( other.watched ) )
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{
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std::swap( fd , other.fd );
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other.watched.clear( );
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for ( T_WatchedFiles* wf : watched ) {
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if ( wf ) {
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wf->watcher = this;
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}
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}
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}
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T_FilesWatcher::~T_FilesWatcher( )
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{
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if ( fd ) {
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close( fd );
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}
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for ( T_WatchedFiles* wf : watched ) {
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if ( wf ) {
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wf->watcher = nullptr;
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}
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}
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}
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void T_FilesWatcher::check( )
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{
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for ( T_WatchedFiles* wf : watched ) {
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if ( wf ) {
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wf->triggered = false;
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}
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}
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inotify_event ie;
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while ( read( fd , &ie , sizeof( ie ) ) == sizeof( ie ) ) {
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if ( ( ie.mask & ( IN_CLOSE_WRITE | IN_DELETE_SELF ) ) == 0 ) {
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continue;
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}
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for ( T_WatchedFiles* wf : watched ) {
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if ( !wf || wf->triggered ) {
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continue;
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}
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auto const& idl( wf->identifiers );
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if ( find( idl , ie.wd ) != idl.end( ) ) {
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wf->triggered = true;
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wf->callback( );
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}
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}
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}
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}
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/*= T_WatchedFiles ===========================================================*/
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T_WatchedFiles::T_WatchedFiles( T_WatchedFiles&& other ) noexcept
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: watcher( other.watcher ) , callback( other.callback ) ,
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triggered( other.triggered ) ,
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identifiers( std::move( other.identifiers ) )
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{
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if ( watcher ) {
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other.watcher = nullptr;
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*( find( watcher->watched , &other ) ) = this;
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}
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}
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T_WatchedFiles::T_WatchedFiles(
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__rw__ T_FilesWatcher& watcher ,
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__rd__ const F_OnFileChanges callback )
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: watcher( &watcher ) , callback( callback ) , triggered( false )
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{
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watcher.watched.push_back( this );
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}
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T_WatchedFiles::~T_WatchedFiles( )
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{
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clear( );
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if ( watcher ) {
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watcher->watched.erase( find( watcher->watched , this ) );
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}
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}
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void T_WatchedFiles::clear( )
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{
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if ( watcher ) {
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const auto fd( watcher->fd );
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for ( int wd : identifiers ) {
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inotify_rm_watch( fd , wd );
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}
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}
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identifiers.clear( );
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}
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bool T_WatchedFiles::watch(
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__rd__ std::string const& file )
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{
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static constexpr auto inFlags( IN_CLOSE_WRITE | IN_DELETE_SELF );
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if ( watcher ) {
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const auto wd( inotify_add_watch( watcher->fd ,
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file.c_str( ) , inFlags ) );
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if ( wd == -1 ) {
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return false;
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}
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if ( find( identifiers , wd ) == identifiers.end( ) ) {
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identifiers.push_back( wd );
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}
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return true;
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}
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return false;
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}
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