ardour/livetrax
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canvas: profile render time / area

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This commit is contained in:
Robin Gareus 2023-02-01 01:25:27 +01:00
parent 24d8e5de2c
commit 902b98588e
1 changed files with 11 additions and 0 deletions
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11
libs/canvas/canvas.cc
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@ -22,6 +22,8 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/ */
//#define CANVAS_PROFILE
/** @file canvas/canvas.cc /** @file canvas/canvas.cc
* @brief Implementation of the main canvas classes. * @brief Implementation of the main canvas classes.
*/ */
@ -133,6 +135,9 @@ Canvas::zoomed ()
void void
Canvas::render (Rect const & area, Cairo::RefPtr<Cairo::Context> const & context) const Canvas::render (Rect const & area, Cairo::RefPtr<Cairo::Context> const & context) const
{ {
#ifdef CANVAS_PROFILE
const int64_t start = g_get_monotonic_time ();
#endif
if (ArdourCanvas::nodraw & 0x40) { if (ArdourCanvas::nodraw & 0x40) {
std::cout << "GtkCanvas::render " << area << "\n"; std::cout << "GtkCanvas::render " << area << "\n";
} }
@ -181,6 +186,12 @@ Canvas::render (Rect const & area, Cairo::RefPtr<Cairo::Context> const & context
#endif #endif
} }
#ifdef CANVAS_PROFILE
const int64_t end = g_get_monotonic_time ();
const int64_t elapsed = end - start;
std::cout << "GtkCanvas::render " << area << " " << (elapsed / 1000.f) << " ms\n";
#endif
} }
void void