rlottie: reduce polling count for task scheduler to 2.

when the queue is empty the thread tries to steal from other queue
and it was doing it 32 times .. changed it to 2 as it was spinning for
long time before going to  sleep. As we always give the tasks in batches
we can reduce the spin time.

diff --git a/src/lottie/lottieanimation.cpp b/src/lottie/lottieanimation.cpp
index ce40d4a..2b1938c 100644 (file)
--- a/src/lottie/lottieanimation.cpp
+++ b/src/lottie/lottieanimation.cpp
@@ -149,7 +149,7 @@ class RenderTaskScheduler {
         while (true) {
             bool             success = false;
             SharedRenderTask task;
-            for (unsigned n = 0; n != _count * 32; ++n) {
+            for (unsigned n = 0; n != _count * 2; ++n) {
                 if (_q[(i + n) % _count].try_pop(task)) {
                     success = true;
                     break;

diff --git a/src/vector/vraster.cpp b/src/vector/vraster.cpp
index fb340db..22fc331 100644 (file)
--- a/src/vector/vraster.cpp
+++ b/src/vector/vraster.cpp
@@ -437,7 +437,7 @@ class RleTaskScheduler {
         while (true) {
             bool success = false;
 
-            for (unsigned n = 0; n != _count * 32; ++n) {
+            for (unsigned n = 0; n != _count * 2; ++n) {
                 if (_q[(i + n) % _count].try_pop(task)) {
                     success = true;
                     break;