reactphysics3d/examples/common/opengl-framework/freeglut/freeglut_xinput.c

220 lines
6.8 KiB
C

/* Written for XI1 by Nikolas Doerfler <doerflen@in.tum.de> (c) 2008 *
* Rewritten for XI2 by Florian Echtler <echtler@in.tum.de> (c) 2009 */
#include <GL/freeglut.h>
#include "freeglut_internal.h"
#if TARGET_HOST_POSIX_X11 && HAVE_X11_EXTENSIONS_XINPUT2_H
#include <errno.h>
#include <stdarg.h>
#include <X11/Xlib.h>
#include <X11/extensions/XInput2.h>
/* import function from freeglut_main.c */
int fghGetXModifiers( int state );
/* extension opcode for XInput */
int xi_opcode = -1;
/**
* \brief Sets window up for XI2 events.
*/
void fgRegisterDevices( Display* dpy, Window* win ) {
XIEventMask mask;
unsigned char flags[2] = { 0, 0 };
int event, error;
/*Display* dpy = fgDisplay.Display;
Window* win = glutGetXWindow();*/
/* get XInput extension opcode */
if (!XQueryExtension( dpy, "XInputExtension", &xi_opcode, &event, &error )) { xi_opcode = -1; }
/* Select for motion events */
mask.deviceid = XIAllMasterDevices;
mask.mask_len = 2;
mask.mask = flags;
XISetMask(mask.mask, XI_Enter);
XISetMask(mask.mask, XI_Motion);
XISetMask(mask.mask, XI_ButtonPress);
XISetMask(mask.mask, XI_ButtonRelease);
XISetMask(mask.mask, XI_Leave);
/*XISetMask(mask.mask, XI_KeyPress);
XISetMask(mask.mask, XI_KeyRelease);
XISetMask(mask.mask, XI_DeviceChanged);
XISetMask(mask.mask, XI_RawEvent);
XISetMask(mask.mask, XI_FocusIn);
XISetMask(mask.mask, XI_FocusOut);
XISetMask(mask.mask, XI_HierarchyChanged);*/
XISelectEvents( dpy, *win, &mask, 1 );
}
void fgPrintXILeaveEvent(XILeaveEvent* event)
{
char* mode = "";
char* detail = "";
int i;
printf(" windows: root 0x%lx event 0x%lx child 0x%ld\n",
event->root, event->event, event->child);
switch(event->mode)
{
case NotifyNormal: mode = "NotifyNormal"; break;
case NotifyGrab: mode = "NotifyGrab"; break;
case NotifyUngrab: mode = "NotifyUngrab"; break;
case NotifyWhileGrabbed: mode = "NotifyWhileGrabbed"; break;
}
switch (event->detail)
{
case NotifyAncestor: detail = "NotifyAncestor"; break;
case NotifyVirtual: detail = "NotifyVirtual"; break;
case NotifyInferior: detail = "NotifyInferior"; break;
case NotifyNonlinear: detail = "NotifyNonlinear"; break;
case NotifyNonlinearVirtual: detail = "NotifyNonlinearVirtual"; break;
case NotifyPointer: detail = "NotifyPointer"; break;
case NotifyPointerRoot: detail = "NotifyPointerRoot"; break;
case NotifyDetailNone: detail = "NotifyDetailNone"; break;
}
printf(" mode: %s (detail %s)\n", mode, detail);
printf(" flags: %s %s\n", event->focus ? "[focus]" : "",
event->same_screen ? "[same screen]" : "");
printf(" buttons:");
for (i = 0; i < event->buttons.mask_len * 8; i++)
if (XIMaskIsSet(event->buttons.mask, i))
printf(" %d", i);
printf("\n");
printf(" modifiers: locked 0x%x latched 0x%x base 0x%x\n",
event->mods.locked, event->mods.latched,
event->mods.base);
printf(" group: locked 0x%x latched 0x%x base 0x%x\n",
event->group.locked, event->group.latched,
event->group.base);
printf(" root x/y: %.2f / %.2f\n", event->root_x, event->root_y);
printf(" event x/y: %.2f / %.2f\n", event->event_x, event->event_y);
}
void fgPrintXIDeviceEvent(XIDeviceEvent* event)
{
double *val;
int i;
printf(" device: %d (%d)\n", event->deviceid, event->sourceid);
printf(" detail: %d\n", event->detail);
printf(" buttons:");
for (i = 0; i < event->buttons.mask_len * 8; i++)
if (XIMaskIsSet(event->buttons.mask, i))
printf(" %d", i);
printf("\n");
printf(" modifiers: locked 0x%x latched 0x%x base 0x%x\n",
event->mods.locked, event->mods.latched,
event->mods.base);
printf(" group: locked 0x%x latched 0x%x base 0x%x\n",
event->group.locked, event->group.latched,
event->group.base);
printf(" valuators:");
val = event->valuators.values;
for (i = 0; i < event->valuators.mask_len * 8; i++)
if (XIMaskIsSet(event->valuators.mask, i))
printf(" %d: %.2f", i, *val++);
printf("\n");
printf(" windows: root 0x%lx event 0x%lx child 0x%ld\n",
event->root, event->event, event->child);
printf(" root x/y: %.2f / %.2f\n", event->root_x, event->root_y);
printf(" event x/y: %.2f / %.2f\n", event->event_x, event->event_y);
}
/**
* \brief This function is called when an Extension Event is received
* and calls the corresponding callback functions for these events.
*/
void fgHandleExtensionEvents( XEvent* base_ev ) {
int i, button = 0;
XGenericEventCookie* cookie = (XGenericEventCookie*)&(base_ev->xcookie);
if ( XGetEventData( fgDisplay.Display, cookie ) && (cookie->type == GenericEvent) && (cookie->extension == xi_opcode) ) {
XIDeviceEvent* event = (XIDeviceEvent*)(cookie->data);
/*printf("XI2 event type: %d - %d\n", cookie->evtype, event->type );*/
SFG_Window* window = fgWindowByHandle( event->event );
if (!window) return;
switch (cookie->evtype) {
case XI_Enter:
case XI_Leave:
fgState.Modifiers = fghGetXModifiers( ((XIEnterEvent*)event)->mods.base );
INVOKE_WCB( *window, MultiEntry, (
event->deviceid,
(event->evtype == XI_Enter ? GLUT_ENTERED : GLUT_LEFT)
));
#if _DEBUG
fgPrintXILeaveEvent((XILeaveEvent*)event);
#endif
break;
case XI_ButtonPress:
case XI_ButtonRelease:
fgState.Modifiers = fghGetXModifiers( event->mods.base );
INVOKE_WCB( *window, MultiButton, (
event->deviceid,
event->event_x,
event->event_y,
(event->detail)-1,
(event->evtype == XI_ButtonPress ? GLUT_DOWN : GLUT_UP)
));
INVOKE_WCB( *window, Mouse, (
(event->detail)-1,
(event->evtype == XI_ButtonPress ? GLUT_DOWN : GLUT_UP),
event->event_x,
event->event_y
));
break;
case XI_Motion:
fgState.Modifiers = fghGetXModifiers( event->mods.base );
for (i = 0; i < event->buttons.mask_len; i++) if (event->buttons.mask[i]) button = 1;
if (button) {
INVOKE_WCB( *window, MultiMotion, ( event->deviceid, event->event_x, event->event_y ) );
INVOKE_WCB( *window, Motion, ( event->event_x, event->event_y ) );
} else {
INVOKE_WCB( *window, MultiPassive, ( event->deviceid, event->event_x, event->event_y ) );
INVOKE_WCB( *window, Passive, ( event->event_x, event->event_y ) );
}
#if _DEBUG
fgPrintXIDeviceEvent(event);
#endif
break;
default:
#if _DEBUG
fgWarning( "Unknown XI2 device event:" );
fgPrintXIDeviceEvent( event );
#endif
break;
}
fgState.Modifiers = INVALID_MODIFIERS;
}
XFreeEventData( fgDisplay.Display, cookie );
}
#endif