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FltkOpenGLDisplayDevice Class Reference

OpenGLRenderer subclass, displays to an FLTK window. More...

#include <FltkOpenGLDisplayDevice.h>

Inheritance diagram for FltkOpenGLDisplayDevice:

OpenGLRenderer DisplayDevice List of all members.

Public Methods

 FltkOpenGLDisplayDevice (int, char **, VMDApp *, int *size=NULL, int *loc=NULL)
virtual ~FltkOpenGLDisplayDevice (void)
virtual int x (void)
virtual int y (void)
 absolute position of cursor from lower-left corner. More...

virtual int shift_state (void)
virtual int spaceball (int *, int *, int *, int *, int *, int *, int *)
 return the shift state (ORed enums). More...

virtual void set_cursor (int)
virtual void do_resize_window (int, int)
virtual int read_event (long &, long &)
virtual void update (int do_update=TRUE)
 finish up after drawing. More...

virtual void reshape (void)
 refresh device after change. More...

virtual unsigned char * readpixels (int &x, int &y)
 virtual routine for capturing the screen to a packed RGB array. More...

virtual void rel_screen_pos (float &x, float &y)
 convert 2D absolute screen coords into relative coords, 0 ... 1. More...


Public Attributes

int lastevent
int lastbtn
int lastzdelta

Detailed Description

OpenGLRenderer subclass, displays to an FLTK window.

Definition at line 33 of file FltkOpenGLDisplayDevice.h.

Constructor & Destructor Documentation

FltkOpenGLDisplayDevice::FltkOpenGLDisplayDevice (  int   ,
char **   ,
VMDApp *   ,
int *    size = NULL,
int *    loc = NULL
) 
 

Definition at line 197 of file FltkOpenGLDisplayDevice.C.

References OpenGLRenderer::aa_on, DisplayDevice::aaAvailable, DisplayDevice::cacheModes, DisplayDevice::cacheNames, OpenGLRenderer::clear, OpenGLRenderer::cueing_off, DisplayDevice::cueingAvailable, DisplayDevice::cullingAvailable, DisplayDevice::cullingEnabled, OpenGLRenderer::ext, glCacheNameStr, glRenderNameStr, glStereoNameStr, OpenGLExtensions::hasmultisample, OpenGLExtensions::hasstereo, DisplayDevice::lineStyle, DisplayDevice::lineWidth, DisplayDevice::name, OpenGLRenderer::normal, NULL, OPENGL_CACHE_MODES, OPENGL_RENDER_MODES, OPENGL_STEREO_MODES, DisplayDevice::renderModes, DisplayDevice::renderNames, reshape, DisplayDevice::screenX, DisplayDevice::screenY, OpenGLRenderer::set_line_style, OpenGLRenderer::set_line_width, OpenGLRenderer::set_sphere_mode, OpenGLRenderer::set_sphere_res, OpenGLRenderer::setup_initial_opengl_state, DisplayDevice::sphereMode, DisplayDevice::sphereRes, OpenGLExtensions::stereodrawforced, DisplayDevice::stereoModes, DisplayDevice::stereoNames, and update.

FltkOpenGLDisplayDevice::~FltkOpenGLDisplayDevice (  void    )  [virtual]
 

Definition at line 297 of file FltkOpenGLDisplayDevice.C.

References OpenGLRenderer::free_opengl_ctx.

Member Function Documentation

void FltkOpenGLDisplayDevice::do_resize_window (  int   ,
int   
)  [virtual]
 

Do device-specific resizing or positioning of window

Reimplemented from DisplayDevice.

Definition at line 480 of file FltkOpenGLDisplayDevice.C.

int FltkOpenGLDisplayDevice::read_event (  long &   ,
long &   
)  [virtual]
 

read the next event ... returns an event type (one of the above ones), and a value. Returns success, and sets arguments. NOTE: THIS SHOULD NOT BLOCK ... IT SHOUULD RETURN FALSE IF NO EVENT TO READ.

Reimplemented from DisplayDevice.

Definition at line 376 of file FltkOpenGLDisplayDevice.C.

References lastbtn, lastevent, lastzdelta, DisplayDevice::WIN_KEYBD, DisplayDevice::WIN_LEFT, DisplayDevice::WIN_MIDDLE, DisplayDevice::WIN_RIGHT, DisplayDevice::WIN_WHEELDOWN, and DisplayDevice::WIN_WHEELUP.

unsigned char * FltkOpenGLDisplayDevice::readpixels (  int &    x,
int &    y
)  [virtual]
 

virtual routine for capturing the screen to a packed RGB array.

Reimplemented from DisplayDevice.

Definition at line 452 of file FltkOpenGLDisplayDevice.C.

References NULL, x, DisplayDevice::xSize, y, and DisplayDevice::ySize.

virtual void FltkOpenGLDisplayDevice::rel_screen_pos (  float &    x,
float &    y
)  [inline, virtual]
 

convert 2D absolute screen coords into relative coords, 0 ... 1.

Reimplemented from DisplayDevice.

Definition at line 87 of file FltkOpenGLDisplayDevice.h.

References DisplayDevice::rel_screen_pos, reshape, x, and y.

void FltkOpenGLDisplayDevice::reshape (  void    )  [virtual]
 

refresh device after change.

Reimplemented from DisplayDevice.

Definition at line 424 of file FltkOpenGLDisplayDevice.C.

References OpenGLRenderer::enable_stencil_stereo, OPENGL_STEREO_ABOVEBELOW, OPENGL_STEREO_CROSSED, OPENGL_STEREO_SIDE, OPENGL_STEREO_STENCIL, DisplayDevice::screenY, DisplayDevice::set_screen_pos, DisplayDevice::xOrig, DisplayDevice::xSize, DisplayDevice::yOrig, and DisplayDevice::ySize.

Referenced by myglwindow::draw, FltkOpenGLDisplayDevice, and rel_screen_pos.

void FltkOpenGLDisplayDevice::set_cursor (  int    )  [virtual]
 

set the Nth cursor shape as the current one. If no arg given, the default shape (n=0) is used.

Reimplemented from DisplayDevice.

Definition at line 358 of file FltkOpenGLDisplayDevice.C.

References DisplayDevice::NORMAL_CURSOR, DisplayDevice::PICK_CURSOR, DisplayDevice::SCALE_CURSOR, DisplayDevice::TRANS_CURSOR, and DisplayDevice::WAIT_CURSOR.

int FltkOpenGLDisplayDevice::shift_state (  void    )  [virtual]
 

Reimplemented from DisplayDevice.

Definition at line 334 of file FltkOpenGLDisplayDevice.C.

References DisplayDevice::ALT, DisplayDevice::CONTROL, and DisplayDevice::SHIFT.

int FltkOpenGLDisplayDevice::spaceball (  int *    rx,
int *    ry,
int *    rz,
int *    tx,
int *    ty,
int *    tz,
int *    buttons
)  [virtual]
 

return the shift state (ORed enums).

get the current state of the Spaceball if one is available returns rx ry rz, tx ty tz, buttons

Reimplemented from DisplayDevice.

Definition at line 349 of file FltkOpenGLDisplayDevice.C.

void FltkOpenGLDisplayDevice::update (  int    do_update = TRUE )  [virtual]
 

finish up after drawing.

Reimplemented from DisplayDevice.

Definition at line 473 of file FltkOpenGLDisplayDevice.C.

Referenced by FltkOpenGLDisplayDevice.

int FltkOpenGLDisplayDevice::x (  void    )  [virtual]
 

Reimplemented from DisplayDevice.

Definition at line 309 of file FltkOpenGLDisplayDevice.C.

References x, and y.

Referenced by readpixels, rel_screen_pos, x, and y.

int FltkOpenGLDisplayDevice::y (  void    )  [virtual]
 

absolute position of cursor from lower-left corner.

Reimplemented from DisplayDevice.

Definition at line 322 of file FltkOpenGLDisplayDevice.C.

References DisplayDevice::screenY, x, and y.

Referenced by readpixels, rel_screen_pos, x, and y.

Member Data Documentation

int FltkOpenGLDisplayDevice::lastbtn
 

Definition at line 51 of file FltkOpenGLDisplayDevice.h.

Referenced by myglwindow::handle, and read_event.

int FltkOpenGLDisplayDevice::lastevent
 

Definition at line 50 of file FltkOpenGLDisplayDevice.h.

Referenced by myglwindow::handle, and read_event.

int FltkOpenGLDisplayDevice::lastzdelta
 

Definition at line 52 of file FltkOpenGLDisplayDevice.h.

Referenced by myglwindow::handle, and read_event.

The documentation for this class was generated from the following files:
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