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* special mWheel scrolling mode during orbiting in camera (alt + m2)

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This commit is contained in:
Garux 2019-03-14 21:10:02 +03:00
parent 57b374417d
commit 645d33be37
1 changed files with 59 additions and 21 deletions
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80
radiant/camwindow.cpp
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@ -165,9 +165,11 @@ struct camera_t
bool m_strafe; // true when in strafemode toggled by the ctrl-key
bool m_strafe_forward; // true when in strafemode by ctrl-key and shift is pressed for forward strafing
bool m_strafe_forward_invert; //silly option to invert forward strafing to support old fegs
bool m_orbit;
bool m_orbit = false;
Vector3 m_orbit_center;
int m_focus_offset;
Vector3 m_orbit_initial_pos;
int m_orbit_offset = 0;
int m_focus_offset = 0;
unsigned int movementflags; // movement flags
Timer m_keycontrol_timer;
@ -198,7 +200,6 @@ struct camera_t
origin( 0, 0, 0 ),
angles( 0, 0, 0 ),
color( 0, 0, 0 ),
m_focus_offset( 0 ),
movementflags( 0 ),
m_keymove_handler( 0 ),
m_keymove_speed_current( 0.f ),
@ -1204,13 +1205,17 @@ bool context_menu_try( CamWnd* camwnd ){
//doesn't work if cam redraw > 200msec (3x click works): gtk_widget_queue_draw proceeds after timer.start()
}
void camera_set_orbit_center( camera_t& cam, Vector2 xy ){
void camera_orbit_init( camera_t& cam, Vector2 xy ){
xy.x() = ( ( 2.0f * xy.x() ) / cam.width ) - 1.0f; // window_to_normalised_device
xy.y() = ( ( 2.0f * ( cam.height - 1 - xy.y() ) ) / cam.height ) - 1.0f;
const Vector2 epsilon( 8.f / cam.width, 8.f / cam.height ); //device epsilon
Scene_Intersect( *cam.m_view, xy.data(), epsilon.data(), cam.m_orbit_center );
cam.m_orbit_initial_pos = cam.origin;
cam.m_orbit_offset = 0;
cam.m_orbit = true;
}
inline bool ORBIT_EVENT( GdkEventButton* event ){
@ -1230,7 +1235,7 @@ gboolean enable_freelook_button_press( GtkWidget* widget, GdkEventButton* event,
}
else{
if( m2alt )
camera_set_orbit_center( camwnd->getCamera(), Vector2( event->x, event->y ) );
camera_orbit_init( camwnd->getCamera(), Vector2( event->x, event->y ) );
camwnd->EnableFreeMove();
camwnd->m_rightClickTimer.start();
camwnd->m_rightClickMove = 0;
@ -1251,7 +1256,7 @@ gboolean disable_freelook_button_press( GtkWidget* widget, GdkEventButton* event
}
else{
if( m2alt )
camera_set_orbit_center( camwnd->getCamera(), Vector2( event->x, event->y ) );
camera_orbit_init( camwnd->getCamera(), Vector2( event->x, event->y ) );
camwnd->m_rightClickTimer.start();
camwnd->m_rightClickMove = 0;
}
@ -1264,6 +1269,7 @@ gboolean disable_freelook_button_release( GtkWidget* widget, GdkEventButton* eve
const bool m2 = M2_EVENT( event );
const bool m2alt = ORBIT_EVENT( event );
if ( ( m2 || m2alt ) && event->type == GDK_BUTTON_RELEASE ) {
camwnd->getCamera().m_orbit = false;
if( ( ( camwnd->m_rightClickTimer.elapsed_msec() < 300 && camwnd->m_rightClickMove < 56 ) == !camwnd->m_bFreeMove_entering ) ){
camwnd->DisableFreeMove();
return TRUE;
@ -1350,33 +1356,58 @@ void CamWnd::selection_motion_freemove( const MotionDeltaValues& delta ){
typedef MemberCaller1<CamWnd, const MotionDeltaValues&, &CamWnd::selection_motion_freemove> CamWnd_selection_motion_freemove;
void camera_orbit_scroll( camera_t& camera ){
Vector3 viewvector = vector3_normalised( camera.m_orbit_center - Camera_getOrigin( camera ) );
if( vector3_dot( viewvector, -camera.vpn ) < 0 )
vector3_negate( viewvector );
float offset = vector3_length( camera.m_orbit_center - camera.m_orbit_initial_pos );
const int off = camera.m_orbit_offset;
if( off < 0 || off > 16 ){
offset -= offset * off / 8 * pow( 2.0f, static_cast<float>( off < 0 ? -off : off - 16 ) / 8.f );
}
else if( off == 8 ){
offset = std::min( 8.f, offset / 16.f ); //prevent zero offset, resulting in NAN viewvector in the next scroll step
}
else{
offset -= offset * off / 8;
}
Camera_setOrigin( camera, camera.m_orbit_center - viewvector * offset );
}
gboolean wheelmove_scroll( GtkWidget* widget, GdkEventScroll* event, CamWnd* camwnd ){
//gtk_window_set_focus( camwnd->m_parent, camwnd->m_gl_widget );
gtk_widget_grab_focus( camwnd->m_gl_widget );
if( !gtk_window_is_active( camwnd->m_parent ) )
gtk_window_present( camwnd->m_parent );
camera_t& cam = camwnd->getCamera();
if ( event->direction == GDK_SCROLL_UP ) {
if ( camwnd->getCamera().movementflags & MOVE_FOCUS ) {
++camwnd->getCamera().m_focus_offset;
if ( cam.movementflags & MOVE_FOCUS ) {
++cam.m_focus_offset;
return FALSE;
}
else if( cam.m_orbit ){
++cam.m_orbit_offset;
camera_orbit_scroll( cam );
return FALSE;
}
Camera_Freemove_updateAxes( camwnd->getCamera() );
Camera_Freemove_updateAxes( cam );
if( camwnd->m_bFreeMove || !g_camwindow_globals.m_bZoomInToPointer ){
Camera_setOrigin( *camwnd, Camera_getOrigin( *camwnd ) + camwnd->getCamera().forward * static_cast<float>( g_camwindow_globals_private.m_nScrollMoveSpeed ) );
Camera_setOrigin( *camwnd, Camera_getOrigin( *camwnd ) + cam.forward * static_cast<float>( g_camwindow_globals_private.m_nScrollMoveSpeed ) );
}
else{
//Matrix4 maa = matrix4_multiplied_by_matrix4( camwnd->getCamera().projection, camwnd->getCamera().modelview );
Matrix4 maa = camwnd->getCamera().m_view->GetViewMatrix();
//Matrix4 maa = matrix4_multiplied_by_matrix4( cam.projection, cam.modelview );
Matrix4 maa = cam.m_view->GetViewMatrix();
matrix4_affine_invert( maa );
float x = static_cast<float>( event->x );
float y = static_cast<float>( event->y );
Vector3 normalized;
normalized[0] = 2.0f * ( x ) / static_cast<float>( camwnd->getCamera().width ) - 1.0f;
normalized[1] = 2.0f * ( y )/ static_cast<float>( camwnd->getCamera().height ) - 1.0f;
normalized[0] = 2.0f * ( x ) / static_cast<float>( cam.width ) - 1.0f;
normalized[1] = 2.0f * ( y )/ static_cast<float>( cam.height ) - 1.0f;
normalized[1] *= -1.f;
normalized[2] = 0.f;
@ -1391,13 +1422,18 @@ gboolean wheelmove_scroll( GtkWidget* widget, GdkEventScroll* event, CamWnd* cam
}
}
else if ( event->direction == GDK_SCROLL_DOWN ) {
if ( camwnd->getCamera().movementflags & MOVE_FOCUS ) {
--camwnd->getCamera().m_focus_offset;
if ( cam.movementflags & MOVE_FOCUS ) {
--cam.m_focus_offset;
return FALSE;
}
else if( cam.m_orbit ){
--cam.m_orbit_offset;
camera_orbit_scroll( cam );
return FALSE;
}
Camera_Freemove_updateAxes( camwnd->getCamera() );
Camera_setOrigin( *camwnd, Camera_getOrigin( *camwnd ) - camwnd->getCamera().forward * static_cast<float>( g_camwindow_globals_private.m_nScrollMoveSpeed ) );
Camera_Freemove_updateAxes( cam );
Camera_setOrigin( *camwnd, Camera_getOrigin( *camwnd ) - cam.forward * static_cast<float>( g_camwindow_globals_private.m_nScrollMoveSpeed ) );
}
return FALSE;
@ -2294,11 +2330,13 @@ Vector3 Camera_getFocusPos( camera_t& camera ){
}
}
}
if( camera.m_focus_offset < 0 || camera.m_focus_offset > 16 ){
offset -= offset * camera.m_focus_offset / 8 * pow( 2.0f, static_cast<float>( camera.m_focus_offset < 0 ? -camera.m_focus_offset : camera.m_focus_offset - 16 ) / 8.f );
const int off = camera.m_focus_offset;
if( off < 0 || off > 16 ){
offset -= offset * off / 8 * pow( 2.0f, static_cast<float>( off < 0 ? -off : off - 16 ) / 8.f );
}
else{
offset -= offset * camera.m_focus_offset / 8;
offset -= offset * off / 8;
}
return ( aabb.origin - viewvector * offset );
}