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Some mouse input enhancements.

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curt 1999-09-28 22:42:35 +00:00
parent d12253020b
commit 88a0a8264f
1 changed files with 103 additions and 49 deletions
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152
src/GUI/gui.cxx
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@ -141,7 +141,13 @@ TODO: allow differential braking (this will be useful if FlightGear
ever supports tail-draggers like the DC-3)
---------------------------------------------------------------------*/
static int mouse_yoke = 0;
typedef enum {
MOUSE_POINTER,
MOUSE_YOKE,
MOUSE_VIEW
} MouseMode;
MouseMode mouse_mode = MOUSE_POINTER;
static float aileron_sensitivity = 500.0;
static float elevator_sensitivity = 500.0;
static float brake_sensitivity = 250.0;
@ -151,66 +157,114 @@ static float trim_sensitivity = 1000.0;
void guiMotionFunc ( int x, int y )
{
if (mouse_yoke) {
int ww = current_view.get_winWidth();
int wh = current_view.get_winHeight();
if (last_buttons & (1 << GLUT_LEFT_BUTTON)) {
float brake_offset = (_mX - x) / brake_sensitivity;
float throttle_offset = (_mY - y) / throttle_sensitivity;
controls.move_brake(FGControls::ALL_WHEELS, brake_offset);
controls.move_throttle(FGControls::ALL_ENGINES, throttle_offset);
} else if (last_buttons & (1 << GLUT_MIDDLE_BUTTON)) {
float rudder_offset = (x - _mX) / rudder_sensitivity;
float trim_offset = (_mY - y) / trim_sensitivity;
controls.move_rudder(rudder_offset);
controls.move_elevator_trim(trim_offset);
} else {
float aileron_offset = (x - _mX) / aileron_sensitivity;
float elevator_offset = (_mY - y) / elevator_sensitivity;
controls.move_aileron(aileron_offset);
controls.move_elevator(elevator_offset);
}
if (x < 5 || x > ww-5 || y < 5 || y > wh-5) {
_mX = x = ww / 2;
_mY = y = wh / 2;
glutWarpPointer(x, y);
}
if (mouse_mode == MOUSE_POINTER) {
puMouse ( x, y ) ;
glutPostRedisplay () ;
} else {
puMouse ( x, y ) ;
glutPostRedisplay () ;
int ww = current_view.get_winWidth();
int wh = current_view.get_winHeight();
// Mouse as yoke
if (mouse_mode == MOUSE_YOKE) {
if (last_buttons & (1 << GLUT_LEFT_BUTTON)) {
float brake_offset = (_mX - x) / brake_sensitivity;
float throttle_offset = (_mY - y) / throttle_sensitivity;
controls.move_brake(FGControls::ALL_WHEELS, brake_offset);
controls.move_throttle(FGControls::ALL_ENGINES, throttle_offset);
} else if (last_buttons & (1 << GLUT_MIDDLE_BUTTON)) {
float rudder_offset = (x - _mX) / rudder_sensitivity;
float trim_offset = (_mY - y) / trim_sensitivity;
controls.move_rudder(rudder_offset);
controls.move_elevator_trim(trim_offset);
} else {
float aileron_offset = (x - _mX) / aileron_sensitivity;
float elevator_offset = (_mY - y) / elevator_sensitivity;
controls.move_aileron(aileron_offset);
controls.move_elevator(elevator_offset);
}
// Mouse as view
} else {
FGView * v = &current_view;
double offset = v->get_goal_view_offset();
double full = FG_PI * 2.0;
offset += (_mX - x) / 500.0;
while (offset < 0) {
offset += full;
}
while (offset > full) {
offset -= full;
}
v->set_goal_view_offset(offset);
}
// Keep the mouse in the window.
if (x < 5 || x > ww-5 || y < 5 || y > wh-5) {
_mX = x = ww / 2;
_mY = y = wh / 2;
glutWarpPointer(x, y);
}
}
// Record the new mouse position.
_mX = x;
_mY = y;
}
void guiMouseFunc(int button, int updown, int x, int y)
{
// Toggle mouse as pointer or yoke
if (updown == GLUT_DOWN && (button & GLUT_RIGHT_BUTTON)) {
FG_LOG( FG_INPUT, FG_INFO, "Toggling mouse as yoke" );
mouse_yoke = !mouse_yoke;
if (mouse_yoke) {
FG_LOG( FG_INPUT, FG_INFO, "Mouse in yoke mode" );
_savedX = x;
_savedY = y;
glutSetCursor(GLUT_CURSOR_NONE);
} else {
_mX = x = _savedX;
_mY = y = _savedY;
glutWarpPointer(x, y);
glutSetCursor(GLUT_CURSOR_INHERIT);
FG_LOG( FG_INPUT, FG_INFO, "Mouse in pointer mode" );
}
// Was the left button pressed?
if (updown == GLUT_DOWN && button == GLUT_LEFT_BUTTON) {
switch (mouse_mode) {
case MOUSE_POINTER:
break;
case MOUSE_YOKE:
break;
case MOUSE_VIEW:
current_view.set_goal_view_offset( 0.00 );
break;
}
// Or was it the right button?
} else if (updown == GLUT_DOWN && button == GLUT_RIGHT_BUTTON) {
switch (mouse_mode) {
case MOUSE_POINTER:
mouse_mode = MOUSE_YOKE;
_savedX = x;
_savedY = y;
glutSetCursor(GLUT_CURSOR_NONE);
FG_LOG( FG_INPUT, FG_INFO, "Mouse in yoke mode" );
break;
case MOUSE_YOKE:
mouse_mode = MOUSE_VIEW;
FG_LOG( FG_INPUT, FG_INFO, "Mouse in view mode" );
break;
case MOUSE_VIEW:
mouse_mode = MOUSE_POINTER;
_mX = x = _savedX;
_mY = y = _savedY;
glutWarpPointer(x, y);
glutSetCursor(GLUT_CURSOR_INHERIT);
FG_LOG( FG_INPUT, FG_INFO, "Mouse in pointer mode" );
break;
}
}
// Register the new position (if it
// hasn't been registered already).
_mX = x;
_mY = y;
if ( updown == PU_DOWN ) {
// Note which button is pressed.
if ( updown == GLUT_DOWN ) {
last_buttons |= ( 1 << button ) ;
} else {
last_buttons &= ~( 1 << button ) ;
}
if (!mouse_yoke) {
// If we're in pointer mode, let PUI
// know what's going on.
if (mouse_mode == MOUSE_POINTER) {
puMouse (button, updown, x,y);
glutPostRedisplay ();
}
@ -234,7 +288,7 @@ static inline void TurnCursorOn( void )
glutSetCursor(GLUT_CURSOR_INHERIT);
#endif
#if (GLUT_API_VERSION >= 4 || GLUT_XLIB_IMPLEMENTATION >= 9)
glutWarpPointer( glutGet(GLUT_SCREEN_WIDTH)/2, glutGet(GLUT_SCREEN_HEIGHT)/2);
glutWarpPointer( glutGet((GLenum)GLUT_SCREEN_WIDTH)/2, glutGet((GLenum)GLUT_SCREEN_HEIGHT)/2);
#endif
}
@ -245,7 +299,7 @@ static inline void TurnCursorOff( void )
glutSetCursor(GLUT_CURSOR_NONE);
#else // I guess this is what we want to do ??
#if (GLUT_API_VERSION >= 4 || GLUT_XLIB_IMPLEMENTATION >= 9)
glutWarpPointer( glutGet(GLUT_SCREEN_WIDTH), glutGet(GLUT_SCREEN_HEIGHT));
glutWarpPointer( glutGet((GLenum)GLUT_SCREEN_WIDTH), glutGet((GLenum)GLUT_SCREEN_HEIGHT));
#endif
#endif
}
@ -280,7 +334,7 @@ void BusyCursor( int restore )
if( restore ) {
glutSetCursor(cursor);
} else {
cursor = glutGet( GLUT_WINDOW_CURSOR );
cursor = glutGet( (GLenum)GLUT_WINDOW_CURSOR );
#ifdef WIN32
TurnCursorOn();
#endif