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Temporarily rolled out last change, pending a restructuring of the

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view infrastructure: vertical mouse panning wasn't working.
This commit is contained in:
david 2002-03-06 15:54:25 +00:00
parent 9ae5ad236e
commit 51b2aeb872
1 changed files with 57 additions and 28 deletions
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85
src/GUI/mouse.cxx
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@ -107,6 +107,11 @@ static int glut_active_alt = 0;
static int MOUSE_XSIZE = 0;
static int MOUSE_YSIZE = 0;
// uncomment this for view to exactly follow mouse in MOUSE_VIEW mode
// else smooth out the view panning to .01 radian per frame
// see view_offset smoothing mechanism in main.cxx
#define NO_SMOOTH_MOUSE_VIEW
// uncomment following to
#define RESET_VIEW_ON_LEAVING_MOUSE_VIEW
@ -186,20 +191,6 @@ static inline float get_goal_view_offset() {
return globals->get_current_view()->get_goal_view_offset();
}
static inline void set_goal_view_tilt( float tilt )
{
globals->get_current_view()->set_goal_view_tilt(tilt);
}
static inline void set_view_tilt( float tilt )
{
globals->get_current_view()->set_view_tilt(tilt);
}
static inline float get_view_tilt() {
return globals->get_current_view()->get_view_tilt();
}
static inline void move_brake(float offset) {
globals->get_controls()->move_brake(FGControls::ALL_WHEELS, offset);
}
@ -425,10 +416,19 @@ void guiMotionFunc ( int x, int y )
case MOUSE_VIEW:
if( y <= 0 ) {
#define CONTRAINED_MOUSE_VIEW_Y
#ifdef CONTRAINED_MOUSE_VIEW_Y
y = 1;
#else
y = wh-2;
#endif // CONTRAINED_MOUSE_VIEW_Y
need_warp = 1;
} else if( y >= wh-1) {
#ifdef CONTRAINED_MOUSE_VIEW_Y
y = wh-2;
#else
y = 1;
#endif // CONTRAINED_MOUSE_VIEW_Y
need_warp = 1;
}
// wrap MOUSE_VIEW mode cursor x position
@ -439,20 +439,49 @@ void guiMotionFunc ( int x, int y )
need_warp = 1;
x = 1;
}
{
float scale = SGD_PI / MOUSE_XSIZE;
float dx = (_mX - x) * scale;
float dy = (_mY - y) * scale;
float newOffset = get_view_offset() + dx;
set_goal_view_offset(newOffset);
set_view_offset(newOffset);
float newTilt = get_view_tilt() + dy;
set_goal_view_tilt(newTilt);
set_view_tilt(newTilt);
}
// try to get SGD_PI movement in each half of screen
// do spherical pan
W = ww;
H = wh;
if( middle_button() ) {
trackball(lastGuiQuat,
(2.0f * _mX - W) / W,
0, //(H - 2.0f * y) / H, // 3
(2.0f * x - W) / W,
0 //(H - 2.0f * _mY) / H // 1
);
x = _mX;
y = _mY;
need_warp = 1;
} else {
trackball(lastGuiQuat,
0, //(2.0f * _mX - W) / W, // 0
(H - 2.0f * y) / H, // 3
0, //(2.0f * x - W) / W, // 2
(H - 2.0f * _mY) / H // 1
);
}
add_quats(lastGuiQuat, curGuiQuat, curGuiQuat);
build_rotmatrix(GuiQuat_mat, curGuiQuat);
// do horizontal pan
// this could be done in above quat
// but requires redoing view pipeline
offset = get_goal_view_offset();
offset += ((_mX - x) * SGD_2PI / W );
while (offset < 0.0) {
offset += SGD_2PI;
}
while (offset > SGD_2PI) {
offset -= SGD_2PI;
}
set_goal_view_offset(offset);
#ifdef NO_SMOOTH_MOUSE_VIEW
set_view_offset(offset);
#endif
break;
default:
break;
}
}