166 lines
3.5 KiB
C++
166 lines
3.5 KiB
C++
#pragma once
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#ifndef REAL_BUILD
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# include "externals.hh"
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#endif
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/*= Utilities ================================================================*/
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// Disable next ImGui button(s)
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void disableButton( );
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// Re-enable ImGui buttons
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inline void reenableButtons( )
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{
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ImGui::PopStyleColor( 3 );
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}
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/*----------------------------------------------------------------------------*/
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// Add some value to an angle, keeping it in [-180;180]
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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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// Make a rotation matrix from three YPR angles (in degrees)
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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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// Helpers for finding entries in collections
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template< typename T , typename I >
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inline auto find(
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__rd__ T const& collection ,
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__rd__ I const& item )
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{
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return std::find( collection.begin( ) , collection.end( ) , item );
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}
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template< typename T , typename I >
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inline auto find(
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__rw__ T& collection ,
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__rd__ I const& item )
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{
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return std::find( collection.begin( ) , collection.end( ) , item );
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}
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/*= T_FilesWatcher / T_WatchedFiles ==========================================*/
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struct T_FilesWatcher;
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struct T_WatchedFiles;
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using F_OnFileChanges = std::function< void( void ) >;
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struct T_FilesWatcher
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{
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friend struct T_WatchedFiles;
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T_FilesWatcher( T_FilesWatcher const& ) = delete;
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T_FilesWatcher( );
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T_FilesWatcher( T_FilesWatcher&& ) noexcept;
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~T_FilesWatcher( );
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void check( );
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private:
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int fd;
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std::vector< T_WatchedFiles* > watched;
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};
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/*----------------------------------------------------------------------------*/
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struct T_WatchedFiles
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{
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friend struct T_FilesWatcher;
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T_WatchedFiles( ) = delete;
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T_WatchedFiles( T_WatchedFiles const& ) = delete;
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T_WatchedFiles( T_WatchedFiles&& ) noexcept;
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T_WatchedFiles(
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__rw__ T_FilesWatcher& watcher ,
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__rd__ const F_OnFileChanges callback );
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~T_WatchedFiles( );
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void clear( );
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bool watch( __rd__ std::string const& file );
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private:
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T_FilesWatcher* watcher;
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const F_OnFileChanges callback;
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bool triggered;
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std::vector< int > identifiers;
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};
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/*= T_ShaderCode =============================================================*/
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struct T_ShaderCode
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{
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T_ShaderCode( ) = delete;
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T_ShaderCode( T_ShaderCode const& ) = delete;
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T_ShaderCode( T_ShaderCode&& ) = delete;
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explicit T_ShaderCode( __rd__ const int nparts );
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~T_ShaderCode( );
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void setPart(
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__rd__ const int index ,
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__rd__ char const* const string );
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void setPart(
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__rd__ const int index ,
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__rd__ void const* const data ,
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__rd__ const int size );
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bool loadPart(
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__rd__ const int index ,
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__rd__ std::string const& source ,
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__rw__ std::vector< std::string >& errors );
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GLuint createProgram(
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__rd__ GLenum type ,
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__rw__ std::vector< std::string >& errors ) const;
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private:
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std::vector< char* > code;
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};
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/*= T_Camera =================================================================*/
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struct T_Camera
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{
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glm::vec3 lookAt;
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glm::vec3 angles;
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float distance = 10;
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float fov = 90;
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// Everything below is updated by update()
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glm::vec3 dir;
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glm::vec3 up;
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glm::vec3 pos;
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float np;
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T_Camera()
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{ update( ); }
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void handleDND(
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__rd__ ImVec2 const& move ,
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__rd__ const bool hasCtrl ,
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__rd__ const bool hasShift ,
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__rd__ const bool lmb // Left mouse button
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);
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void handleWheel(
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__rd__ const float wheel ,
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__rd__ const bool hasCtrl ,
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__rd__ const bool hasShift
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);
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void makeUI( );
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private:
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glm::mat3x3 rotMat;
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float rotationMatrix[ 9 ];
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void update( );
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};
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