g_mutex_unlock(opengl->sphere_lock);
}
-typedef void (*GritsLevelFunc)(GritsObject *obj, gpointer user_data, gint level, gboolean sorted);
+typedef gboolean (*GritsLevelFunc)(GritsObject *obj, gpointer user_data, gint level, gboolean sorted);
static gboolean _foreach_object_cb(gpointer key, gpointer value, gpointer pointers)
{
GritsLevelFunc user_func = ((gpointer*)pointers)[0];
gpointer user_data = ((gpointer*)pointers)[1];
for (GList *cur = level->unsorted.next; cur; cur = cur->next)
- user_func(cur->data, user_data, (gint)key, FALSE);
+ if (user_func(cur->data, user_data, (gint)key, FALSE))
+ return TRUE;
for (GList *cur = level->sorted.next; cur; cur = cur->next)
- user_func(cur->data, user_data, (gint)key, TRUE);
+ if (user_func(cur->data, user_data, (gint)key, TRUE))
+ return TRUE;
return FALSE;
}
g_tree_foreach(opengl->objects, _foreach_object_cb, pointers);
}
-static void _add_object_world(GritsObject *object, GPtrArray *array, gint level, gboolean sorted)
+static gboolean _add_object_world(GritsObject *object, GPtrArray *array, gint level, gboolean sorted)
{
if (level < GRITS_LEVEL_HUD)
g_ptr_array_add(array, object);
+ return FALSE;
}
-static void _add_object_ortho(GritsObject *object, GPtrArray *array, gint level, gboolean sorted)
+static gboolean _add_object_ortho(GritsObject *object, GPtrArray *array, gint level, gboolean sorted)
{
if (level >= GRITS_LEVEL_HUD)
g_ptr_array_add(array, object);
+ return FALSE;
}
static GPtrArray *_objects_to_array(GritsOpenGL *opengl, gboolean ortho)
return FALSE;
}
-static gint run_picking(GritsOpenGL *opengl, GPtrArray *objects)
+static gint run_picking(GritsOpenGL *opengl, GdkEvent *event,
+ GPtrArray *objects, GritsObject **top)
{
/* Setup picking buffers */
guint buffer[100][4] = {};
guint index = buffer[i][3];
GritsObject *object = objects->pdata[index];
object->state.picked = TRUE;
+ *top = object;
}
/* Notify objects of pointer movements */
for (guint i = 0; i < objects->len; i++) {
GritsObject *object = objects->pdata[i];
- grits_object_set_pointer(object, object->state.picked);
+ grits_object_set_pointer(object, event, object->state.picked);
}
return hits;
g_mutex_lock(opengl->objects_lock);
+ GritsObject *top = NULL;
GPtrArray *ortho = _objects_to_array(opengl, TRUE);
GPtrArray *world = _objects_to_array(opengl, FALSE);
glMatrixMode(GL_PROJECTION); glLoadIdentity();
gluPickMatrix(gl_x, gl_y, delta, delta, viewport);
glMultMatrixd(projection);
- gint world_hits = run_picking(opengl, world);
+ gint world_hits = run_picking(opengl, (GdkEvent*)event, world, &top);
/* Run ortho picking */
glMatrixMode(GL_PROJECTION); glLoadIdentity();
gluPickMatrix(gl_x, gl_y, delta, delta, viewport);
glMatrixMode(GL_MODELVIEW); glLoadIdentity();
glOrtho(0, viewport[2], viewport[3], 0, 1000, -1000);
- gint ortho_hits = run_picking(opengl, ortho);
+ gint ortho_hits = run_picking(opengl, (GdkEvent*)event, ortho, &top);
+
+ /* Update cursor */
+ static GdkCursor *cursor = NULL;
+ static GdkWindow *window = NULL;
+ if (!window || !cursor) {
+ cursor = gdk_cursor_new(GDK_FLEUR);
+ window = gtk_widget_get_window(GTK_WIDGET(opengl));
+ }
+ GdkCursor *topcursor = top && top->cursor ? top->cursor : cursor;
+ gdk_window_set_cursor(window, topcursor);
g_debug("GritsOpenGL: on_motion_notify - hits=%d/%d,%d/%d ev=%.0lf,%.0lf",
world_hits, world->len, ortho_hits, ortho->len, gl_x, gl_y);