void
WaveView::image_ready ()
{
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("queue draw for %1 at %2 (vis = %3 CR %4)\n", this, g_get_monotonic_time(), visible(), current_request));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("queue draw for %1 at %2 (vis = %3 CR %4)\n", this, g_get_monotonic_time(), visible(), current_request));
redraw ();
}
void
WaveView::invalidate_image_cache ()
{
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 invalidates image cache and cancels current request\n", this));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 invalidates image cache and cancels current request\n", this));
cancel_my_render_request ();
Glib::Threads::Mutex::Lock lci (current_image_lock);
_current_image.reset ();
* while we're here.
*/
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 CR %2 stop? %3 image %4\n", this, current_request,
- (current_request ? current_request->should_stop() : false),
- (current_request ? current_request->image : 0)));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 CR %2 stop? %3 image %4\n", this, current_request,
+ (current_request ? current_request->should_stop() : false),
+ (current_request ? current_request->image : 0)));
if (current_request && !current_request->should_stop() && current_request->image) {
req->height = _height;
req->fill_color = _fill_color;
req->amplitude = _region_amplitude * _amplitude_above_axis;
- req->width = desired_image_width ();
+ req->width = desired_image_width ();
/* draw image in this (the GUI thread) */
framecnt_t
WaveView::desired_image_width () const
{
- /* compute how wide the image should be, in samples.
- *
- * We want at least 1 canvas width's worth, but if that
- * represents less than 1/10th of a second, use 1/10th of
- * a second instead.
- */
+ /* compute how wide the image should be, in samples.
+ *
+ * We want at least 1 canvas width's worth, but if that
+ * represents less than 1/10th of a second, use 1/10th of
+ * a second instead.
+ */
- framecnt_t canvas_width_samples = _canvas->visible_area().width() * _samples_per_pixel;
- const framecnt_t one_tenth_of_second = _region->session().frame_rate() / 10;
+ framecnt_t canvas_width_samples = _canvas->visible_area().width() * _samples_per_pixel;
+ const framecnt_t one_tenth_of_second = _region->session().frame_rate() / 10;
- if (canvas_width_samples > one_tenth_of_second) {
- return canvas_width_samples;
- }
+ if (canvas_width_samples > one_tenth_of_second) {
+ return canvas_width_samples;
+ }
- return one_tenth_of_second;
+ return one_tenth_of_second;
}
void
req->height = _height;
req->fill_color = _fill_color;
req->amplitude = _region_amplitude * _amplitude_above_axis;
- req->width = desired_image_width ();
+ req->width = desired_image_width ();
if (current_request) {
/* this will stop rendering in progress (which might otherwise
Glib::Threads::Mutex::Lock lm (request_queue_lock);
current_request = req;
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 now has current request %2\n", this, req));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 now has current request %2\n", this, req));
- if (request_queue.insert (this).second) {
- /* this waveview was not already in the request queue, make sure we wake
- the rendering thread in case it is asleep.
- */
- request_cond.signal ();
- }
+ if (request_queue.insert (this).second) {
+ /* this waveview was not already in the request queue, make sure we wake
+ the rendering thread in case it is asleep.
+ */
+ request_cond.signal ();
+ }
}
}
/* sample position is canonical here, and we want to generate
* an image that spans about 3x the canvas width. We get to that
- * width by using an image sample count of the screen width added
- * on each side of the desired image center.
+ * width by using an image sample count of the screen width added
+ * on each side of the desired image center.
*/
const framepos_t center = req->start + ((req->end - req->start) / 2);
}
if (in_render_thread && !req->should_stop()) {
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("done with request for %1 at %2 CR %3 req %4 range %5 .. %6\n", this, g_get_monotonic_time(), current_request, req, req->start, req->end));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("done with request for %1 at %2 CR %3 req %4 range %5 .. %6\n", this, g_get_monotonic_time(), current_request, req, req->start, req->end));
const_cast<WaveView*>(this)->ImageReady (); /* emit signal */
}
return;
}
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("render %1 at %2\n", this, g_get_monotonic_time()));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("render %1 at %2\n", this, g_get_monotonic_time()));
/* a WaveView is intimately connected to an AudioRegion. It will
* display the waveform within the region, anywhere from the start of
current_request->cancel ();
}
-
/* now remove it from the queue and reset our request pointer so that
have no outstanding request (that we know about)
*/
request_queue.erase (this);
current_request.reset ();
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 now has no request %2\n", this));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("%1 now has no request %2\n", this));
}
requestor = *(request_queue.begin());
request_queue.erase (request_queue.begin());
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("start request for %1 at %2\n", requestor, g_get_monotonic_time()));
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("start request for %1 at %2\n", requestor, g_get_monotonic_time()));
boost::shared_ptr<WaveViewThreadRequest> req = requestor->current_request;
continue;
}
- switch (Evoral::coverage (start, end, e->start, e->end)) {
- case Evoral::OverlapExternal: /* required range is inside image range */
- DEBUG_TRACE (DEBUG::WaveView, string_compose ("found image spanning %1..%2 covers %3..%4\n",
- e->start, e->end, start, end));
- use (src, e);
- full_coverage = true;
- return e;
-
- case Evoral::OverlapStart: /* required range start is covered by image range */
- if ((e->end - start) > max_coverage) {
- best_partial = e;
- max_coverage = e->end - start;
- }
- break;
-
- case Evoral::OverlapNone:
- case Evoral::OverlapEnd:
- case Evoral::OverlapInternal:
- break;
+ switch (Evoral::coverage (start, end, e->start, e->end)) {
+ case Evoral::OverlapExternal: /* required range is inside image range */
+ DEBUG_TRACE (DEBUG::WaveView, string_compose ("found image spanning %1..%2 covers %3..%4\n",
+ e->start, e->end, start, end));
+ use (src, e);
+ full_coverage = true;
+ return e;
+
+ case Evoral::OverlapStart: /* required range start is covered by image range */
+ if ((e->end - start) > max_coverage) {
+ best_partial = e;
+ max_coverage = e->end - start;
+ }
+ break;
+
+ case Evoral::OverlapNone:
+ case Evoral::OverlapEnd:
+ case Evoral::OverlapInternal:
+ break;
}
}
projects / ardour.git / blobdiff