kicad/3d-viewer/3d_canvas/eda_3d_canvas.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt>
* Copyright (C) 1992-2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef EDA_3D_CANVAS_H
#define EDA_3D_CANVAS_H
#include <atomic>
#include "board_adapter.h"
#include "3d_rendering/3d_render_raytracing/accelerators/accelerator_3d.h"
#include "3d_rendering/render_3d_base.h"
#include "3d_cache/3d_cache.h"
#include <gal/hidpi_gl_canvas.h>
#include <wx/image.h>
#include <wx/timer.h>
class WX_INFOBAR;
class wxStatusBar;
class BOARD;
class RENDER_3D_RAYTRACE;
class RENDER_3D_LEGACY;
/**
* Implement a canvas based on a wxGLCanvas
*/
class EDA_3D_CANVAS : public HIDPI_GL_CANVAS
{
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public:
/**
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* Create a new 3D Canvas with an attribute list.
*
* @param aParent the parent creator of this canvas.
* @param aAttribList a list of openGL options created by GetOpenGL_AttributesList.
* @param aBoard The board.
* @param aSettings the settings options to be used by this canvas.
*/
EDA_3D_CANVAS( wxWindow* aParent, const int* aAttribList,
BOARD_ADAPTER& aSettings, CAMERA& aCamera, S3D_CACHE* a3DCachePointer );
~EDA_3D_CANVAS();
/**
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* Set a dispatcher that processes events and forwards them to tools.
*
* #DRAW_PANEL_GAL does not take over the ownership. Passing NULL disconnects all event
* handlers from the DRAW_PANEL_GAL and parent frame.
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*
* @param aEventDispatcher is the object that will be used for dispatching events.
*/
void SetEventDispatcher( TOOL_DISPATCHER* aEventDispatcher );
void SetStatusBar( wxStatusBar* aStatusBar )
{
m_parentStatusBar = aStatusBar;
}
void SetInfoBar( WX_INFOBAR* aInfoBar )
{
m_parentInfoBar = aInfoBar;
}
void ReloadRequest( BOARD* aBoard = nullptr, S3D_CACHE* aCachePointer = nullptr );
/**
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* Query if there is a pending reload request.
*
* @return true if it wants to reload, false if there is no reload pending.
*/
bool IsReloadRequestPending() const
{
if( m_3d_render )
return m_3d_render->IsReloadRequestPending();
else
return false;
}
/**
* @return the current render ( a RENDER_3D_RAYTRACE* or a RENDER_3D_LEGACY* render )
*/
RENDER_3D_BASE* GetCurrentRender() const { return m_3d_render; }
/**
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* Request to render the current view in Raytracing mode.
*/
void RenderRaytracingRequest();
/**
* Request a screenshot and output it to the \a aDstImage
*
* @param aDstImage - Screenshot destination image
*/
void GetScreenshot( wxImage& aDstImage );
/**
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* Helper function to call view commands.
*
* @param aKeycode ascii key commands.
* @return true if the key code was handled, false if no command found for this code.
*/
bool SetView3D( int aKeycode );
/**
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* Enable or disable camera animation when switching to a pre-defined view.
*/
void SetAnimationEnabled( bool aEnable ) { m_animation_enabled = aEnable; }
bool GetAnimationEnabled() const { return m_animation_enabled; }
/**
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* Set the camera animation moving speed multiplier option.
*
* @param aMultiplier one of the possible integer options: [1,2,3,4,5].
*/
void SetMovingSpeedMultiplier( int aMultiplier ) { m_moving_speed_multiplier = aMultiplier; }
int GetMovingSpeedMultiplier() const { return m_moving_speed_multiplier; }
int GetProjectionMode() const { return (int) m_camera.GetProjection(); };
void SetProjectionMode( int aMode ) { m_camera.SetProjection( (PROJECTION_TYPE) aMode ); }
/**
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* Notify that the render engine was changed.
*/
void RenderEngineChanged();
/**
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* Update the status bar with the position information.
*/
void DisplayStatus();
/**
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* Schedule a refresh update of the canvas.
*
* @param aRedrawImmediately true will request a redraw, false will schedule a redraw
* after a short timeout.
*/
void Request_refresh( bool aRedrawImmediately = true );
/**
* Used to forward events to the canvas from popups, etc.
*/
void OnEvent( wxEvent& aEvent );
private:
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/**
* Called by a wxPaintEvent event
*/
void OnPaint( wxPaintEvent& aEvent );
/**
* The actual function to repaint the canvas.
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*
* It is usually called by OnPaint() but because it does not use a wxPaintDC it can be
* called outside a wxPaintEvent
*/
void DoRePaint();
void OnEraseBackground( wxEraseEvent& event );
void OnRefreshRequest( wxEvent& aEvent );
void OnMouseWheel( wxMouseEvent& event );
#if wxCHECK_VERSION( 3, 1, 0 ) || defined( USE_OSX_MAGNIFY_EVENT )
void OnMagnify( wxMouseEvent& event );
#endif
void OnMouseMove( wxMouseEvent& event );
void OnLeftDown( wxMouseEvent& event );
void OnLeftUp( wxMouseEvent& event );
void OnMiddleUp( wxMouseEvent& event );
void OnMiddleDown( wxMouseEvent& event );
void OnTimerTimeout_Editing( wxTimerEvent& event );
void OnCloseWindow( wxCloseEvent& event );
void OnResize( wxSizeEvent& event );
void OnTimerTimeout_Redraw( wxTimerEvent& event );
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DECLARE_EVENT_TABLE()
/**
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*Stop the editing time so it will not timeout.
*/
void stop_editingTimeOut_Timer();
/**
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* Reset the editing timer.
*/
void restart_editingTimeOut_Timer();
/**
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* Start a camera movement.
*
* @param aMovingSpeed the time speed.
* @param aRenderPivot if it should display pivot cursor while move.
*/
void request_start_moving_camera( float aMovingSpeed = 2.0f, bool aRenderPivot = true );
/**
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* This function hits a ray to the board and start a movement.
*/
void move_pivot_based_on_cur_mouse_position();
/**
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* Render the pivot cursor.
*
* @param t time between 0.0 and 1.0.
* @param aScale scale to apply on the cursor.
*/
void render_pivot( float t, float aScale );
/**
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* @return true if OpenGL initialization succeeded.
*/
bool initializeOpenGL();
/**
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* Free created targets and openGL context.
*/
void releaseOpenGL();
RAY getRayAtCurrrentMousePosition();
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private:
TOOL_DISPATCHER* m_eventDispatcher;
wxStatusBar* m_parentStatusBar; // Parent statusbar to report progress
WX_INFOBAR* m_parentInfoBar;
wxGLContext* m_glRC; // Current OpenGL context
bool m_is_opengl_initialized;
bool m_is_opengl_version_supported;
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wxTimer m_editing_timeout_timer; // Expires after some time signaling that
// the mouse / keyboard movements are over
wxTimer m_redraw_trigger_timer; // Used to schedule a redraw event
std::atomic_flag m_is_currently_painting; // Avoid drawing twice at the same time
bool m_mouse_is_moving; // Mouse activity is in progress
bool m_mouse_was_moved;
bool m_camera_is_moving; // Camera animation is ongoing
bool m_render_pivot; // Render the pivot while camera moving
float m_camera_moving_speed; // 1.0f will be 1:1
unsigned m_strtime_camera_movement; // Ticktime of camera movement start
bool m_animation_enabled; // Camera animation enabled
int m_moving_speed_multiplier; // Camera animation speed multiplier option
BOARD_ADAPTER& m_boardAdapter; // Pre-computed 3D info and settings
CAMERA& m_camera;
RENDER_3D_BASE* m_3d_render;
RENDER_3D_RAYTRACE* m_3d_render_raytracing;
RENDER_3D_LEGACY* m_3d_render_ogl_legacy;
static const float m_delta_move_step_factor; // Step factor to used with cursor on
// relation to the current zoom
bool m_opengl_supports_raytracing;
bool m_render_raytracing_was_requested;
ACCELERATOR_3D* m_accelerator3DShapes; // used for mouse over searching
BOARD_ITEM* m_currentRollOverItem;
/**
* Trace mask used to enable or disable the trace output of this class.
* The debug output can be turned on by setting the WXTRACE environment variable to
* "KI_TRACE_EDA_3D_CANVAS". See the wxWidgets documentation on wxLogTrace for
* more information.
*/
static const wxChar* m_logTrace;
};
#endif // EDA_3D_CANVAS_H