AuroraMiddleware/skia2
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Allow animation in Android viewer

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To do that, we let ALooper_pollAll return immediately rather than wait indefinitely.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2031383002

Review-Url: https://codereview.chromium.org/2031383002
This commit is contained in:
liyuqian 2016-06-06 07:53:24 -07:00 committed by Commit bot
parent 64d31430e0
commit 38d1adf1f7
1 changed files with 17 additions and 6 deletions
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23
tools/viewer/sk_app/android/surface_glue_android.cpp
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@ -22,6 +22,7 @@
#include "SkTypes.h"
#include "SkUtils.h"
#include "Window_android.h"
#include "SkTime.h"
namespace sk_app {
@ -160,6 +161,8 @@ int SkiaAndroidApp::message_callback(int fd, int events, void* data) {
return 1; // continue receiving callbacks
}
static double now_ms() { return SkTime::GetMSecs(); }
void* SkiaAndroidApp::pthread_main(void* arg) {
SkDebugf("pthread_main begins");
@ -173,16 +176,24 @@ void* SkiaAndroidApp::pthread_main(void* arg) {
ALooper_addFd(looper, skiaAndroidApp->fPipes[0], LOOPER_ID_MESSAGEPIPE, ALOOPER_EVENT_INPUT,
message_callback, skiaAndroidApp);
int ident;
int events;
struct android_poll_source* source;
skiaAndroidApp->fApp = Application::Create(0, nullptr, skiaAndroidApp);
while ((ident = ALooper_pollAll(-1, nullptr, &events, (void**)&source)) >= 0) {
SkDebugf("ALooper_pollAll ident=%d", ident);
double currentTime = 0.0;
double previousTime = 0.0;
while (true) {
const int ident = ALooper_pollAll(0, nullptr, nullptr, nullptr);
if (ident >= 0) {
SkDebugf("Unhandled ALooper_pollAll ident=%d !", ident);
} else {
previousTime = currentTime;
currentTime = now_ms();
skiaAndroidApp->fApp->onIdle(currentTime - previousTime);
}
}
SkDebugf("pthread_main ends");
return nullptr;
}