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[dxvk] Removed upper limit for CS chunks

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Since we are synchronizing once per frame anyway, there is no need to
artificially limit the number of chunks in flight. Applications which
use deferred contexts and submit a large number of CS chunks through
command lists may benefit from this optimization.
This commit is contained in:
Philip Rebohle 2018-04-03 20:06:25 +02:00
parent 7de27d4fd8
commit 89c3b60640
2 changed files with 8 additions and 16 deletions
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20
src/dxvk/dxvk_cs.cpp
View File

@ -53,15 +53,9 @@ namespace dxvk {
void DxvkCsThread::dispatchChunk(Rc<DxvkCsChunk>&& chunk) {
std::unique_lock<std::mutex> lock(m_mutex);
m_chunksPending += 1;
m_chunksQueued.push(std::move(chunk));
if (m_chunksPending > MaxChunksInFlight) {
m_condOnSync.wait(lock, [this] {
return (m_chunksPending <= MaxChunksInFlight )
|| (m_stopped.load());
});
{ std::unique_lock<std::mutex> lock(m_mutex);
m_chunksQueued.push(std::move(chunk));
m_chunksPending += 1;
}
m_condOnAdd.notify_one();
@ -83,8 +77,10 @@ namespace dxvk {
while (!m_stopped.load()) {
{ std::unique_lock<std::mutex> lock(m_mutex);
if (chunk != nullptr) {
m_chunksPending -= 1;
m_condOnSync.notify_one();
if (--m_chunksPending == 0)
m_condOnSync.notify_one();
chunk = nullptr;
}
if (m_chunksQueued.size() == 0) {
@ -97,8 +93,6 @@ namespace dxvk {
if (m_chunksQueued.size() != 0) {
chunk = std::move(m_chunksQueued.front());
m_chunksQueued.pop();
} else {
chunk = nullptr;
}
}

4
src/dxvk/dxvk_cs.h
View File

@ -166,9 +166,7 @@ namespace dxvk {
* commands on a DXVK context.
*/
class DxvkCsThread {
// Limit the number of chunks in the queue
// to prevent memory leaks, stuttering etc.
constexpr static uint32_t MaxChunksInFlight = 32;
public:
DxvkCsThread(const Rc<DxvkContext>& context);