double __hxcpp_time_stamp()
{
#ifdef HX_WINDOWS
static __int64 t0=0;
static double period=0;
__int64 now;
if (QueryPerformanceCounter((LARGE_INTEGER*)&now))
{
if (t0==0)
{
t0 = now;
__int64 freq;
QueryPerformanceFrequency((LARGE_INTEGER*)&freq);
if (freq!=0)
period = 1.0/freq;
}
if (period!=0)
return (now-t0)*period;
}
return (double)clock() / ( (double)CLOCKS_PER_SEC);
#elif defined(HX_MACOS)
static double time_scale = 0.0;
if (time_scale==0.0)
{
mach_timebase_info_data_t info;
mach_timebase_info(&info);
time_scale = 1e-9 * (double)info.numer / info.denom;
}
double r = mach_absolute_time() * time_scale;
return mach_absolute_time() * time_scale;
#else
#if defined(IPHONE) || defined(APPLETV)
double t = CACurrentMediaTime();
#elif defined(USE_GETTIMEOFDAY)
struct timeval tv;
if( gettimeofday(&tv,NULL) )
return 0;
double t = ( tv.tv_sec + ((double)tv.tv_usec) / 1000000.0 );
#elif defined(USE_CLOCK_GETTIME)
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
double t = ( ts.tv_sec + ((double)ts.tv_nsec)*1e-9 );
#else
double t = (double)clock() * (1.0 / CLOCKS_PER_SEC);
#endif
if (t0==0) t0 = t;
return t-t0;
#endif
}
double now() {
#if defined(HX_MACOS)
static double time_scale = 0.0;
if (time_scale == 0.0) {
mach_timebase_info_data_t info;
mach_timebase_info(&info);
time_scale = 1e-9 * (double)info.numer / info.denom;
}
return mach_absolute_time() * time_scale;
#else
#if defined(IPHONE)
double t = CACurrentMediaTime();
#elif defined(GPH) || defined(HX_LINUX) || defined(EMSCRIPTEN)
struct timeval tv;
if( gettimeofday(&tv,NULL) ) {
return 0;
}
double t = ( tv.tv_sec + ((double)tv.tv_usec) / 1000000.0 );
#else
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
double t = ( ts.tv_sec + ((double)ts.tv_nsec)*1e-9 );
#endif
if (t0 == 0) {
t0 = t;
}
return t - t0;
#endif
} //now()
static unsigned int Example_GetTicks()
{
#if defined(__APPLE__)
return (unsigned int)((CACurrentMediaTime()-s_ticksBaseTime)*1000.0);
#elif defined(_WIN32)
LARGE_INTEGER current_time;
QueryPerformanceCounter(¤t_time);
return (unsigned int)((current_time.QuadPart - s_ticksBaseTime.QuadPart) * 1000 * s_hiResSecondsPerTick);
#else /* assuming POSIX */
/* clock_gettime is POSIX.1-2001 */
struct timespec current_time;
clock_gettime(CLOCK_MONOTONIC, ¤t_time);
return (unsigned int)((current_time.tv_sec - s_ticksBaseTime.tv_sec)*1000.0 + (current_time.tv_nsec - s_ticksBaseTime.tv_nsec) / 1000000);
#endif
}
static void Example_InitTime()
{
#if defined(__APPLE__)
s_ticksBaseTime = CACurrentMediaTime();
#elif defined(_WIN32)
LARGE_INTEGER hi_res_ticks_per_second;
if(TRUE == QueryPerformanceFrequency(&hi_res_ticks_per_second))
{
QueryPerformanceCounter(&s_ticksBaseTime);
s_hiResSecondsPerTick = 1.0 / hi_res_ticks_per_second;
}
else
{
fprintf(stderr, "Windows error: High resolution clock failed. Audio will not work correctly.\n");
}
#else
/* clock_gettime is POSIX.1-2001 */
clock_gettime(CLOCK_MONOTONIC, &s_ticksBaseTime);
#endif
}
void LegacyCACFLayerTreeHost::render(const Vector<CGRect>& windowDirtyRects)
{
ASSERT(m_d3dDevice);
if (m_mustResetLostDeviceBeforeRendering && !resetDevice(LostDevice)) {
// We can't reset the device right now. Try again soon.
renderSoon();
return;
}
CGRect bounds = this->bounds();
// Give the renderer some space to use. This needs to be valid until the
// wkCACFContextFinishUpdate() call below.
char space[4096];
if (!wkCACFContextBeginUpdate(m_context, space, sizeof(space), CACurrentMediaTime(), bounds, windowDirtyRects.data(), windowDirtyRects.size()))
return;
HRESULT err = S_OK;
CFTimeInterval timeToNextRender = numeric_limits<CFTimeInterval>::infinity();
do {
// FIXME: don't need to clear dirty region if layer tree is opaque.
WKCACFUpdateRectEnumerator* e = wkCACFContextCopyUpdateRectEnumerator(m_context);
if (!e)
break;
Vector<D3DRECT, 64> rects;
for (const CGRect* r = wkCACFUpdateRectEnumeratorNextRect(e); r; r = wkCACFUpdateRectEnumeratorNextRect(e)) {
D3DRECT rect;
rect.x1 = r->origin.x;
rect.x2 = rect.x1 + r->size.width;
rect.y1 = bounds.origin.y + bounds.size.height - (r->origin.y + r->size.height);
rect.y2 = rect.y1 + r->size.height;
rects.append(rect);
}
wkCACFUpdateRectEnumeratorRelease(e);
timeToNextRender = wkCACFContextGetNextUpdateTime(m_context);
if (rects.isEmpty())
break;
m_d3dDevice->Clear(rects.size(), rects.data(), D3DCLEAR_TARGET, 0, 1.0f, 0);
m_d3dDevice->BeginScene();
wkCACFContextRenderUpdate(m_context);
m_d3dDevice->EndScene();
err = m_d3dDevice->Present(0, 0, 0, 0);
if (err == D3DERR_DEVICELOST) {
wkCACFContextAddUpdateRect(m_context, bounds);
if (!resetDevice(LostDevice)) {
// We can't reset the device right now. Try again soon.
renderSoon();
return;
}
}
} while (err == D3DERR_DEVICELOST);
wkCACFContextFinishUpdate(m_context);
#ifndef NDEBUG
if (m_printTree)
rootLayer()->printTree();
#endif
// If timeToNextRender is not infinity, it means animations are running, so queue up to render again
if (timeToNextRender != numeric_limits<CFTimeInterval>::infinity())
renderSoon();
}
void WKCACFLayerRenderer::render(const Vector<CGRect>& dirtyRects)
{
ASSERT(m_d3dDevice);
if (m_mustResetLostDeviceBeforeRendering && !resetDevice(LostDevice)) {
// We can't reset the device right now. Try again soon.
renderSoon();
return;
}
if (m_client && !m_client->shouldRender()) {
renderSoon();
return;
}
// Flush the root layer to the render tree.
WKCACFContextFlusher::shared().flushAllContexts();
CGRect bounds = this->bounds();
CFTimeInterval t = CACurrentMediaTime();
// Give the renderer some space to use. This needs to be valid until the
// CARenderUpdateFinish() call below.
char space[4096];
CARenderUpdate* u = CARenderUpdateBegin(space, sizeof(space), t, 0, 0, &bounds);
if (!u)
return;
CARenderContextLock(m_renderContext);
CARenderUpdateAddContext(u, m_renderContext);
CARenderContextUnlock(m_renderContext);
for (size_t i = 0; i < dirtyRects.size(); ++i)
CARenderUpdateAddRect(u, &dirtyRects[i]);
HRESULT err = S_OK;
do {
CGSRegionObj rgn = CARenderUpdateCopyRegion(u);
if (!rgn)
break;
// FIXME: don't need to clear dirty region if layer tree is opaque.
Vector<D3DRECT, 64> rects;
CGSRegionEnumeratorObj e = CGSRegionEnumerator(rgn);
for (const CGRect* r = CGSNextRect(e); r; r = CGSNextRect(e)) {
D3DRECT rect;
rect.x1 = r->origin.x;
rect.x2 = rect.x1 + r->size.width;
rect.y1 = bounds.origin.y + bounds.size.height - (r->origin.y + r->size.height);
rect.y2 = rect.y1 + r->size.height;
rects.append(rect);
}
CGSReleaseRegionEnumerator(e);
CGSReleaseRegion(rgn);
if (rects.isEmpty())
break;
m_d3dDevice->Clear(rects.size(), rects.data(), D3DCLEAR_TARGET, 0, 1.0f, 0);
m_d3dDevice->BeginScene();
CARenderOGLRender(m_renderer, u);
m_d3dDevice->EndScene();
err = m_d3dDevice->Present(0, 0, 0, 0);
if (err == D3DERR_DEVICELOST) {
CARenderUpdateAddRect(u, &bounds);
if (!resetDevice(LostDevice)) {
// We can't reset the device right now. Try again soon.
renderSoon();
return;
}
}
} while (err == D3DERR_DEVICELOST);
CARenderUpdateFinish(u);
#ifndef NDEBUG
if (m_printTree)
m_rootLayer->printTree();
#endif
}
void WKCACFLayerRenderer::render(const Vector<CGRect>& windowDirtyRects)
{
ASSERT(m_d3dDevice);
if (m_mustResetLostDeviceBeforeRendering && !resetDevice(LostDevice)) {
// We can't reset the device right now. Try again soon.
renderSoon();
return;
}
if (m_client && !m_client->shouldRender()) {
renderSoon();
return;
}
// Sync the layer if needed
if (m_syncLayerChanges) {
m_client->syncCompositingState();
m_syncLayerChanges = false;
}
// Flush the root layer to the render tree.
wkCACFContextFlush(m_context);
// All pending animations will have been started with the flush. Fire the animationStarted calls
double currentTime = WTF::currentTime();
double currentMediaTime = CACurrentMediaTime();
double t = currentTime + wkCACFContextGetLastCommitTime(m_context) - currentMediaTime;
ASSERT(t <= currentTime);
HashSet<RefPtr<PlatformCALayer> >::iterator end = m_pendingAnimatedLayers.end();
for (HashSet<RefPtr<PlatformCALayer> >::iterator it = m_pendingAnimatedLayers.begin(); it != end; ++it) {
PlatformCALayerClient* owner = (*it)->owner();
owner->platformCALayerAnimationStarted(t);
}
m_pendingAnimatedLayers.clear();
CGRect bounds = this->bounds();
// Give the renderer some space to use. This needs to be valid until the
// wkCACFContextFinishUpdate() call below.
char space[4096];
if (!wkCACFContextBeginUpdate(m_context, space, sizeof(space), currentMediaTime, bounds, windowDirtyRects.data(), windowDirtyRects.size()))
return;
HRESULT err = S_OK;
CFTimeInterval timeToNextRender = numeric_limits<CFTimeInterval>::infinity();
do {
// FIXME: don't need to clear dirty region if layer tree is opaque.
WKCACFUpdateRectEnumerator* e = wkCACFContextCopyUpdateRectEnumerator(m_context);
if (!e)
break;
Vector<D3DRECT, 64> rects;
for (const CGRect* r = wkCACFUpdateRectEnumeratorNextRect(e); r; r = wkCACFUpdateRectEnumeratorNextRect(e)) {
D3DRECT rect;
rect.x1 = r->origin.x;
rect.x2 = rect.x1 + r->size.width;
rect.y1 = bounds.origin.y + bounds.size.height - (r->origin.y + r->size.height);
rect.y2 = rect.y1 + r->size.height;
rects.append(rect);
}
wkCACFUpdateRectEnumeratorRelease(e);
timeToNextRender = wkCACFContextGetNextUpdateTime(m_context);
if (rects.isEmpty())
break;
m_d3dDevice->Clear(rects.size(), rects.data(), D3DCLEAR_TARGET, 0, 1.0f, 0);
m_d3dDevice->BeginScene();
wkCACFContextRenderUpdate(m_context);
m_d3dDevice->EndScene();
err = m_d3dDevice->Present(0, 0, 0, 0);
if (err == D3DERR_DEVICELOST) {
wkCACFContextAddUpdateRect(m_context, bounds);
if (!resetDevice(LostDevice)) {
// We can't reset the device right now. Try again soon.
renderSoon();
return;
}
}
} while (err == D3DERR_DEVICELOST);
wkCACFContextFinishUpdate(m_context);
#ifndef NDEBUG
if (m_printTree)
m_rootLayer->printTree();
#endif
// If timeToNextRender is not infinity, it means animations are running, so queue up to render again
if (timeToNextRender != numeric_limits<CFTimeInterval>::infinity())
renderSoon();
}
double nowInSeconds() const {
return CACurrentMediaTime();
}