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Added very simple and annoying profiling mechanism to ServerWindow's message

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processing (enabled when PROFILE_MESSAGE_LOOP is defined).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15150 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2005-11-25 15:35:47 +00:00
parent a77d29375c
commit fa2c53ed52
1 changed files with 63 additions and 16 deletions
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79
src/servers/app/ServerWindow.cpp
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@ -63,6 +63,7 @@ using std::nothrow;
//#define DEBUG_SERVERWINDOW
//#define DEBUG_SERVERWINDOW_GRAPHICS
//#define PROFILE_MESSAGE_LOOP
#ifdef DEBUG_SERVERWINDOW
@ -79,6 +80,10 @@ using std::nothrow;
# define DTRACE(x) ;
#endif
#ifdef PROFILE_MESSAGE_LOOP
static struct profile { int32 count; bigtime_t time; } sMessageProfile[AS_LAST_CODE];
#endif
struct dw_data {
sem_id direct_sem;
sem_id direct_sem_ack;
@ -177,6 +182,16 @@ ServerWindow::~ServerWindow()
STRACE(("#ServerWindow(%p) will exit NOW\n", this));
delete_sem(fDeathSemaphore);
#ifdef PROFILE_MESSAGE_LOOP
for (int32 i = 0; i < AS_LAST_CODE; i++) {
if (sMessageProfile[i].count == 0)
continue;
printf("[%ld] called %ld times, %g secs (%Ld usecs per call)\n",
i, sMessageProfile[i].count, sMessageProfile[i].time / 1000000.0,
sMessageProfile[i].time / sMessageProfile[i].count);
}
#endif
}
@ -554,8 +569,17 @@ ServerWindow::_DispatchMessage(int32 code, BPrivate::LinkReceiver &link)
RootLayer *rootLayer = fWindowLayer->GetRootLayer();
// NOTE: is NULL when fWindowLayer is offscreen!
if (rootLayer)
if (rootLayer) {
#ifdef PROFILE_MESSAGE_LOOP
bigtime_t start = system_time();
#endif
rootLayer->Lock();
#ifdef PROFILE_MESSAGE_LOOP
bigtime_t diff = system_time() - start;
if (diff > 10000)
printf("ServerWindow %s: root lock acquisition took %Ld usecs\n", Title(), diff);
#endif
}
switch (code) {
//--------- BView Messages -----------------
@ -1749,21 +1773,20 @@ ServerWindow::_DispatchGraphicsMessage(int32 code, BPrivate::LinkReceiver &link)
case AS_LAYER_DRAW_BITMAP_ASYNC_AT_POINT:
{
DTRACE(("ServerWindow %s: Message AS_LAYER_DRAW_BITMAP_(A)SYNC_AT_POINT: Layer name: %s\n", fTitle, fCurrentLayer->Name()));
int32 bitmapToken;
BPoint point;
int32 bitmapToken;
BPoint point;
link.Read<int32>(&bitmapToken);
link.Read<BPoint>(&point);
ServerBitmap* sbmp = fServerApp->FindBitmap(bitmapToken);
if (sbmp) {
BRect src = sbmp->Bounds();
ServerBitmap* bitmap = fServerApp->FindBitmap(bitmapToken);
if (bitmap) {
BRect src = bitmap->Bounds();
BRect dst = src.OffsetToCopy(point);
fCurrentLayer->ConvertToScreenForDrawing(&dst);
driver->DrawBitmap(sbmp, src, dst, fCurrentLayer->CurrentState());
driver->DrawBitmap(bitmap, src, dst, fCurrentLayer->CurrentState());
}
// TODO: how should AS_LAYER_DRAW_BITMAP_SYNC_AT_POINT sync with the client?
// It Doesn't have to. Sync means: force a sync of the view/link, so that
// the bitmap is already drawn when the "BView::DrawBitmap()" call returns.
@ -1776,18 +1799,18 @@ ServerWindow::_DispatchGraphicsMessage(int32 code, BPrivate::LinkReceiver &link)
DTRACE(("ServerWindow %s: Message AS_LAYER_DRAW_BITMAP_(A)SYNC_IN_RECT: Layer name: %s\n", fTitle, fCurrentLayer->Name()));
int32 bitmapToken;
BRect srcRect, dstRect;
link.Read<int32>(&bitmapToken);
link.Read<BRect>(&dstRect);
link.Read<BRect>(&srcRect);
ServerBitmap* sbmp = fServerApp->FindBitmap(bitmapToken);
if (sbmp) {
ServerBitmap* bitmap = fServerApp->FindBitmap(bitmapToken);
if (bitmap) {
fCurrentLayer->ConvertToScreenForDrawing(&dstRect);
driver->DrawBitmap(sbmp, srcRect, dstRect, fCurrentLayer->CurrentState());
driver->DrawBitmap(bitmap, srcRect, dstRect, fCurrentLayer->CurrentState());
}
// TODO: how should AS_LAYER_DRAW_BITMAP_SYNC_IN_RECT sync with the client?
break;
}
@ -2066,8 +2089,18 @@ ServerWindow::_MessageLooper()
break;
}
#ifdef PROFILE_MESSAGE_LOOP
bigtime_t start = system_time();
#endif
Lock();
#ifdef PROFILE_MESSAGE_LOOP
bigtime_t diff = system_time() - start;
if (diff > 10000)
printf("ServerWindow %s: lock acquisition took %Ld usecs\n", Title(), diff);
#endif
switch (code) {
case AS_DELETE_WINDOW:
case kMsgQuitLooper:
@ -2106,6 +2139,20 @@ ServerWindow::_MessageLooper()
break;
}
#ifdef PROFILE_MESSAGE_LOOP
if (code >= 0 && code < AS_LAST_CODE) {
diff = system_time() - start;
atomic_add(&sMessageProfile[code].count, 1);
#ifdef __HAIKU__
atomic_add64(&sMessageProfile[code].time, diff);
#else
sMessageProfile[code].time += diff;
#endif
if (diff > 10000)
printf("ServerWindow %s: message %ld took %Ld usecs\n", Title(), code, diff);
}
#endif
Unlock();
}