skia2/dm/DMTaskRunner.h
mtklein@google.com d36522d12d dm is like gm, but faster and with fewer features.
This is sort of the near-minimal proof-of-concept skeleton.

  - It can run existing GMs.
  - It supports most configs (just not PDF).
  - --replay is the only "fancy" feature it currently supports

Hopefully you will be disturbed by its speed.

BUG=
R=epoger@google.com

Review URL: https://codereview.chromium.org/22839016

git-svn-id: http://skia.googlecode.com/svn/trunk@11802 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-10-16 13:02:15 +00:00

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#ifndef DMTaskRunner_DEFINED
#define DMTaskRunner_DEFINED
#include "SkThreadPool.h"
#include "SkTypes.h"
// TaskRunner runs Tasks on one of two threadpools depending on the Task's usesGpu() method.
// This lets us drive the GPU with a small number of threads (e.g. 2 or 4 can be faster than 1)
// while not swamping it with requests from the full fleet of threads that CPU-bound tasks run on.
namespace DM {
class Task;
class TaskRunner : SkNoncopyable {
public:
TaskRunner(int cputhreads, int gpuThreads);
void add(Task* task);
void wait();
private:
SkThreadPool fMain, fGpu;
};
} // namespace DM
#endif // DMTaskRunner_DEFINED