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Diffstat (limited to 'x-plane-plugin/plugin.c')
-rw-r--r--x-plane-plugin/plugin.c122
1 files changed, 42 insertions, 80 deletions
diff --git a/x-plane-plugin/plugin.c b/x-plane-plugin/plugin.c
index 18a01aa2..62c9d6f0 100644
--- a/x-plane-plugin/plugin.c
+++ b/x-plane-plugin/plugin.c
@@ -15,7 +15,11 @@
#include "ftnoir_tracker_base/ftnoir_tracker_types.h"
-// using Wine name to ease things
+#ifndef PLUGIN_API
+#define PLUGIN_API
+#endif
+
+/* using Wine name to ease things */
#define WINE_SHM_NAME "facetracknoir-wine-shm"
#define WINE_MTX_NAME "facetracknoir-wine-mtx"
@@ -36,27 +40,36 @@ static WineSHM* shm_posix = NULL;
static void *view_x, *view_y, *view_z, *view_heading, *view_pitch;
static float offset_x, offset_y, offset_z;
-PortableLockedShm* PortableLockedShm_init(const char *shmName, const char *mutexName, int mapSize)
+static void reinit_offset() {
+ offset_x = XPLMGetDataf(view_x);
+ offset_y = XPLMGetDataf(view_y);
+ offset_z = XPLMGetDataf(view_z);
+}
+
+#ifdef __GNUC__
+# define OT_UNUSED(varname) varname __attribute__((__unused__))
+#else
+# define OT_UNUSED(varname) varname
+#endif
+
+PortableLockedShm* PortableLockedShm_init(const char *shmName, const char *OT_UNUSED(mutexName), int mapSize)
{
PortableLockedShm* self = malloc(sizeof(PortableLockedShm));
char shm_filename[NAME_MAX];
shm_filename[0] = '/';
strncpy(shm_filename+1, shmName, NAME_MAX-2);
shm_filename[NAME_MAX-1] = '\0';
- sprintf(shm_filename + strlen(shm_filename), "%ld\n", (long) getuid());
- //(void) shm_unlink(shm_filename);
+ /* (void) shm_unlink(shm_filename); */
self->fd = shm_open(shm_filename, O_RDWR | O_CREAT, 0600);
- if (ftruncate(self->fd, mapSize) == 0)
- self->mem = mmap(NULL, mapSize, PROT_READ|PROT_WRITE, MAP_SHARED, self->fd, (off_t)0);
- else
- self->mem = (void*) -1;
+ (void) ftruncate(self->fd, mapSize);
+ self->mem = mmap(NULL, mapSize, PROT_READ|PROT_WRITE, MAP_SHARED, self->fd, (off_t)0);
return self;
}
void PortableLockedShm_free(PortableLockedShm* self)
{
- //(void) shm_unlink(shm_filename);
+ /*(void) shm_unlink(shm_filename);*/
(void) munmap(self->mem, self->size);
(void) close(self->fd);
free(self);
@@ -72,24 +85,18 @@ void PortableLockedShm_unlock(PortableLockedShm* self)
flock(self->fd, LOCK_UN);
}
-static void reinit_offset() {
- offset_x = XPLMGetDataf(view_x);
- offset_y = XPLMGetDataf(view_y);
- offset_z = XPLMGetDataf(view_z);
-}
-
int write_head_position(
- XPLMDrawingPhase inPhase,
- int inIsBefore,
- void * inRefcon)
+ XPLMDrawingPhase OT_UNUSED(inPhase),
+ int OT_UNUSED(inIsBefore),
+ void * OT_UNUSED(inRefcon))
{
if (lck_posix != NULL && shm_posix != NULL) {
PortableLockedShm_lock(lck_posix);
- XPLMSetDataf(view_x, shm_posix->data[TX] * 1e-2 + offset_x);
- XPLMSetDataf(view_y, shm_posix->data[TY] * 1e-2 + offset_y);
- XPLMSetDataf(view_z, shm_posix->data[TZ] * 1e-2 + offset_z);
- XPLMSetDataf(view_heading, shm_posix->data[Yaw]);
- XPLMSetDataf(view_pitch, shm_posix->data[Pitch]);
+ XPLMSetDataf(view_x, shm_posix->data[TX] * 1e-3 + offset_x);
+ XPLMSetDataf(view_y, shm_posix->data[TY] * 1e-3 + offset_y);
+ XPLMSetDataf(view_z, shm_posix->data[TZ] * 1e-3 + offset_z);
+ XPLMSetDataf(view_heading, shm_posix->data[Yaw] * 180 / 3.141592654);
+ XPLMSetDataf(view_pitch, shm_posix->data[Pitch] * 180 / 3.141592654);
PortableLockedShm_unlock(lck_posix);
}
return 1;
@@ -104,86 +111,41 @@ PLUGIN_API int XPluginStart ( char * outName, char * outSignature, char * outDes
if (view_x && view_y && view_z && view_heading && view_pitch) {
lck_posix = PortableLockedShm_init(WINE_SHM_NAME, WINE_MTX_NAME, sizeof(WineSHM));
if (lck_posix->mem == (void*)-1) {
- fprintf(stderr, "FTNOIR failed to init SHM #1!\n");
- return 0;
- }
- if (lck_posix->mem == NULL) {
- fprintf(stderr, "FTNOIR failed to init SHM #2!\n");
+ fprintf(stderr, "opentrack failed to init SHM!\n");
return 0;
}
shm_posix = (WineSHM*) lck_posix->mem;
memset(shm_posix, 0, sizeof(WineSHM));
- strcpy(outName, "FaceTrackNoIR");
- strcpy(outSignature, "FaceTrackNoIR - FreeTrack lives!");
- strcpy(outDescription, "Face tracking view control");
- fprintf(stderr, "FTNOIR init complete\n");
- return 1;
- }
- return 0;
-}
-
-#if 0
-static int camera_callback(XPLMCameraPosition_t* outCameraPosition, int inIsLosingControl, void* inRefCon) {
- if (!inIsLosingControl && XPLMGetCycleNumber() > 0) {
- //XPLMReadCameraPosition(outCameraPosition);
- PortableLockedShm_lock(lck_posix);
- outCameraPosition->heading = shm_posix->rx * 57.295781;
- outCameraPosition->pitch = shm_posix->ry * 57.295781;
- outCameraPosition->roll = shm_posix->rz * 57.295781;
- outCameraPosition->x = XPLMGetDataf(view_x);
- outCameraPosition->y = XPLMGetDataf(view_y);
- outCameraPosition->z = XPLMGetDataf(view_z);
- PortableLockedShm_unlock(lck_posix);
+ strcpy(outName, "opentrack");
+ strcpy(outSignature, "opentrack - freetrack lives!");
+ strcpy(outDescription, "head tracking view control");
+ fprintf(stderr, "opentrack init complete\n");
return 1;
}
return 0;
}
-static float flight_loop (
- float inElapsedSinceLastCall,
- float inElapsedTimeSinceLastFlightLoop,
- int inCounter,
- void * inRefcon)
-{
- XPLMControlCamera(xplm_ControlCameraForever, camera_callback, NULL);
- // don't want it called anymore
- return 0;
-}
-#endif
PLUGIN_API void XPluginStop ( void ) {
-#if 0
- // crashes due to race
if (lck_posix)
+ {
PortableLockedShm_free(lck_posix);
- lck_posix = NULL;
- shm_posix = NULL;
-#endif
+ lck_posix = NULL;
+ shm_posix = NULL;
+ }
}
PLUGIN_API void XPluginEnable ( void ) {
- reinit_offset();
XPLMRegisterDrawCallback(write_head_position, xplm_Phase_LastScene, 1, NULL);
-#if 0
- XPLMRegisterFlightLoopCallback(flight_loop, -1, NULL);
-#endif
}
PLUGIN_API void XPluginDisable ( void ) {
XPLMUnregisterDrawCallback(write_head_position, xplm_Phase_LastScene, 1, NULL);
- XPLMSetDataf(view_x, offset_x);
- XPLMSetDataf(view_y, offset_y);
- XPLMSetDataf(view_z, offset_z);
-#if 0
- XPLMUnregisterFlightLoopCallback(flight_loop, NULL);
- if (XPLMIsCameraBeingControlled(NULL))
- XPLMDontControlCamera();
-#endif
}
PLUGIN_API void XPluginReceiveMessage(
- XPLMPluginID inFromWho,
- int inMessage,
- void * inParam)
+ XPLMPluginID OT_UNUSED(inFromWho),
+ int OT_UNUSED(inMessage),
+ void * OT_UNUSED(inParam))
{
if (inMessage == XPLM_MSG_AIRPORT_LOADED)
reinit_offset();
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-08 19:42:26 +0000