Text archives Help

---

Author: abe
Date: Fri Nov  4 00:08:22 2005
New Revision: 695

Modified:
   branches/itanium2/fox/FMantaTrackballNav.cc
Log:

Changed trackball dolly from middle mouse button to shift + left button.

Formatted tabs.

M    FMantaTrackballNav.cc


Modified: branches/itanium2/fox/FMantaTrackballNav.cc
==============================================================================
--- branches/itanium2/fox/FMantaTrackballNav.cc (original)
+++ branches/itanium2/fox/FMantaTrackballNav.cc Fri Nov  4 00:08:22 2005
@@ -8,7 +8,7 @@
 
 void FMantaTrackballNav::projectToSphere( Vector &result, Real x, Real y, 
Real radius ) {
 
-       x /= radius;
+  x /= radius;
   y /= radius;
   Real rad2 = x*x+y*y;
   if(rad2 > 1) {
@@ -25,151 +25,151 @@
 // Mouse events.
 long FMantaTrackballNav::onKeyPress   ( FXObject *sender, FXSelector sel, 
void *data ) {
 
-       FXEvent *event = (FXEvent *)data;
-       return 1;
+  FXEvent *event = (FXEvent *)data;
+  return 1;
 }
 
 long FMantaTrackballNav::onMouseChange( FXObject *sender, FXSelector sel, 
void *data ) {
 
-       FXEvent *event = (FXEvent *)data;
-       FXushort sel_type = FXSELTYPE( sel );
+  FXEvent *event = (FXEvent *)data;
+  FXushort sel_type = FXSELTYPE( sel );
 
   // Determine the image resolution.
   int xres, yres;
   bool stereo;
   manta_interface->getResolution( manta_channel, stereo, xres, yres );
   
-       Real width  = (Real)xres * 0.5;
-       Real height = (Real)yres * 0.5;
+  Real width  = (Real)xres * 0.5;
+  Real height = (Real)yres * 0.5;
        
-       // Record mouse up and mouse down.
-       switch (sel_type) {
-       case SEL_LEFTBUTTONPRESS:
-               mouse_down[0] = true;
-               break;
-       case SEL_LEFTBUTTONRELEASE:
-               mouse_down[0] = false;
-               break;
-       case SEL_MIDDLEBUTTONPRESS:
-               mouse_down[1] = true;
-               break;
-       case SEL_MIDDLEBUTTONRELEASE:
-               mouse_down[1] = false;
-               break;
-       case SEL_RIGHTBUTTONPRESS:
-               mouse_down[2] = true;
+  // Record mouse up and mouse down.
+  switch (sel_type) {
+  case SEL_LEFTBUTTONPRESS:
+    mouse_down[0] = true;
+    break;
+  case SEL_LEFTBUTTONRELEASE:
+    mouse_down[0] = false;
+    break;
+  case SEL_MIDDLEBUTTONPRESS:
+    mouse_down[1] = true;
+    break;
+  case SEL_MIDDLEBUTTONRELEASE:
+    mouse_down[1] = false;
+    break;
+  case SEL_RIGHTBUTTONPRESS:
+    mouse_down[2] = true;
 
     // printf("Right button. state: 0x%x SHIFTMASK 0x%x\n", event->state, 
SHIFTMASK );
     
-               // Two clicks of the right button changes the lookat point.
-               if ((event->state & SHIFTMASK) == SHIFTMASK) {
-                       // New center of rotation.
-                       Point lookat;
-                       Vector normal;
+    // Two clicks of the right button changes the lookat point.
+    if ((event->state & SHIFTMASK) == SHIFTMASK) {
+      // New center of rotation.
+      Point lookat;
+      Vector normal;
 
       // std::cerr << "Setting center of rotation. " << event->win_x << " " 
<< event->win_y << std::endl;
                        
-                       if (manta_frame->shootOneRay( event->win_x, 
event->win_y, lookat, normal )) {
-                               manta_interface->addTransaction("camera 
lookat",
+      if (manta_frame->shootOneRay( event->win_x, event->win_y, lookat, 
normal )) {
+       manta_interface->addTransaction("camera lookat",
                                        Callback::create( this, 
&FMantaTrackballNav::mantaLookat, lookat ) );
-                       }
+      }
                        
-                       return 1;
-               }
+      return 1;
+    }
                
-               // Update rotate from.
-               projectToSphere( rotate_from, 
-                                                                             
   ((Real)event->win_x-width)/width, 
-                                                                             
   -((Real)event->win_y-height)/height, 
-                                                                             
   trackball_radius );
-               break;
-       case SEL_RIGHTBUTTONRELEASE:
-               mouse_down[2] = false;
-               break;
-       };
+    // Update rotate from.
+    projectToSphere( rotate_from, 
+                    ((Real)event->win_x-width)/width, 
+                    -((Real)event->win_y-height)/height, 
+                    trackball_radius );
+    break;
+  case SEL_RIGHTBUTTONRELEASE:
+    mouse_down[2] = false;
+    break;
+  };
        
-       // Look for mouse movements.
-       if (sel_type == SEL_MOTION && mouse_down[2]) {
+  // Look for mouse movements.
+  if (sel_type == SEL_MOTION && mouse_down[2]) {
                
-               // Update rotate to.
-               projectToSphere( rotate_to, 
-                                ((Real)event->win_x-width)/width, 
-                                                                             
   -((Real)event->win_y-height)/height, 
-                                                                             
   trackball_radius );
+    // Update rotate to.
+    projectToSphere( rotate_to, 
+                    ((Real)event->win_x-width)/width, 
+                    -((Real)event->win_y-height)/height, 
+                    trackball_radius );
                
-               // Check to make sure the vectors are far enough apart.
-               Real distance = (rotate_from - rotate_to).length();
-               if (distance > 0.001) {
-                       
-                       // Create a rotation event.
-                       AffineTransform rotation;
-                       
-                       rotation.initWithRotation( rotate_to, rotate_from );
-                       
-                       // Send the rotation to manta.
-                       manta_interface->addTransaction("trackball rotate",
-                               Callback::create( this, 
&FMantaTrackballNav::mantaTrackball, rotation ) );
-                       
-                       // Move the from point of the rotation.
-                       rotate_from = rotate_to;
-               }
-       }
-       else if (sel_type == SEL_MOTION && mouse_down[1]) {
+    // Check to make sure the vectors are far enough apart.
+    Real distance = (rotate_from - rotate_to).length();
+    if (distance > 0.001) {
+                       
+      // Create a rotation event.
+      AffineTransform rotation;
+                       
+      rotation.initWithRotation( rotate_to, rotate_from );
+                       
+      // Send the rotation to manta.
+      manta_interface->addTransaction("trackball rotate",
+                                     Callback::create( this, 
&FMantaTrackballNav::mantaTrackball, rotation ) );
+                       
+      // Move the from point of the rotation.
+      rotate_from = rotate_to;
+    }
+  }
+  else if (sel_type == SEL_MOTION && mouse_down[0] && ((event->state & 
SHIFTMASK) == SHIFTMASK)) {
                
-               // Create a dolly event.
-               Real dolly;
+    // Create a dolly event.
+    Real dolly;
                
-               dolly = ((Real) (event->win_x - 
event->last_x))/(width+control_speed);
-               dolly *= control_speed;
+    dolly = ((Real) (event->win_x - event->last_x))/(width+control_speed);
+    dolly *= control_speed;
 
-               manta_interface->addTransaction("trackball dolly",
-                       Callback::create( this, 
&FMantaTrackballNav::mantaDolly, dolly ) );
-       }
+    manta_interface->addTransaction("trackball dolly",
+                                   Callback::create( this, 
&FMantaTrackballNav::mantaDolly, dolly ) );
+  }
        
-       else if (sel_type == SEL_MOTION && mouse_down[0]) {
+  else if (sel_type == SEL_MOTION && mouse_down[0]) {
        
-               // Create a pan (translation) event.
-               Vector translation;
+    // Create a pan (translation) event.
+    Vector translation;
 
-               translation[0] = ((Real)-(event->win_x - 
event->last_x))/width;
-               translation[1] = ((Real) (event->win_y - 
event->last_y))/height;
-               translation *= control_speed;
+    translation[0] = ((Real)-(event->win_x - event->last_x))/width;
+    translation[1] = ((Real) (event->win_y - event->last_y))/height;
+    translation *= control_speed;
 
-               manta_interface->addTransaction("trackball pan",
-                       Callback::create( this, 
&FMantaTrackballNav::mantaPan, translation ) );
-       }
+    manta_interface->addTransaction("trackball pan",
+                                   Callback::create( this, 
&FMantaTrackballNav::mantaPan, translation ) );
+  }
        
-       return 1;
+  return 1;
 }
 
 // These functions are called by the manta thread.
 void FMantaTrackballNav::mantaLookat( Point lookat ) {
 
-       Camera *camera = manta_interface->getCamera( manta_channel );
+  Camera *camera = manta_interface->getCamera( manta_channel );
        
-       // Move the camera.
-       camera->reset( camera->getPosition(), camera->getUp(), lookat );
+  // Move the camera.
+  camera->reset( camera->getPosition(), camera->getUp(), lookat );
 }
 void FMantaTrackballNav::mantaTrackball( AffineTransform rotation ) {
 
-       Camera *camera = manta_interface->getCamera( manta_channel );
+  Camera *camera = manta_interface->getCamera( manta_channel );
 
-       // Apply the rotation.
-       camera->transform( rotation, Camera::LookAt );
+  // Apply the rotation.
+  camera->transform( rotation, Camera::LookAt );
 }
 void FMantaTrackballNav::mantaDolly( Real distance ) {
 
-       Camera *camera = manta_interface->getCamera( manta_channel );
+  Camera *camera = manta_interface->getCamera( manta_channel );
 
-       // Dolly the camera.
-       camera->dolly( distance );
+  // Dolly the camera.
+  camera->dolly( distance );
 }
 void FMantaTrackballNav::mantaPan( Vector pan ) {
 
-       Camera *camera = manta_interface->getCamera( manta_channel );
+  Camera *camera = manta_interface->getCamera( manta_channel );
 
-       // Move around the image plane.
-       camera->translate( pan );
+  // Move around the image plane.
+  camera->translate( pan );
 }
 
 

---

• [MANTA] r695 - branches/itanium2/fox, abe, 11/04/2005

---

Archive powered by MHonArc 2.6.16.