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GBA Video: Recover proxy thread cleanly

This commit is contained in:
Jeffrey Pfau 2016-08-17 22:17:20 -07:00
parent f5a7fa627e
commit 041113b09c
1 changed files with 14 additions and 2 deletions
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16
src/gba/renderers/thread-proxy.c
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@ -124,6 +124,19 @@ void GBAVideoThreadProxyRendererDeinit(struct GBAVideoRenderer* renderer) {
mappedMemoryFree(proxyRenderer->vramProxy, SIZE_VRAM);
}
void _proxyThreadRecover(struct GBAVideoThreadProxyRenderer* proxyRenderer) {
MutexLock(&proxyRenderer->mutex);
while (proxyRenderer->threadState != PROXY_THREAD_STOPPED) {
MutexUnlock(&proxyRenderer->mutex);
return;
}
RingFIFOClear(&proxyRenderer->dirtyQueue);
MutexUnlock(&proxyRenderer->mutex);
ThreadJoin(proxyRenderer->thread);
proxyRenderer->threadState = PROXY_THREAD_IDLE;
ThreadCreate(&proxyRenderer->thread, _proxyThread, proxyRenderer);
}
static bool _writeData(struct GBAVideoThreadProxyRenderer* proxyRenderer, void* data, size_t length) {
while (!RingFIFOWrite(&proxyRenderer->dirtyQueue, data, length)) {
mLOG(GBA_VIDEO, WARN, "Can't write 0x%zu bytes. Proxy thread asleep?", length);
@ -245,8 +258,7 @@ void GBAVideoThreadProxyRendererFinishFrame(struct GBAVideoRenderer* renderer) {
struct GBAVideoThreadProxyRenderer* proxyRenderer = (struct GBAVideoThreadProxyRenderer*) renderer;
if (proxyRenderer->threadState == PROXY_THREAD_STOPPED) {
mLOG(GBA_VIDEO, ERROR, "Proxy thread stopped prematurely!");
GBAVideoThreadProxyRendererDeinit(renderer);
GBAVideoThreadProxyRendererInit(renderer);
_proxyThreadRecover(proxyRenderer);
return;
}
MutexLock(&proxyRenderer->mutex);