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-rw-r--r--src/core/Streaming.cpp134
1 files changed, 130 insertions, 4 deletions
diff --git a/src/core/Streaming.cpp b/src/core/Streaming.cpp
index d296496e..ddde4664 100644
--- a/src/core/Streaming.cpp
+++ b/src/core/Streaming.cpp
@@ -46,7 +46,11 @@ CStreamingInfo CStreaming::ms_endRequestedList;
int32 CStreaming::ms_oldSectorX;
int32 CStreaming::ms_oldSectorY;
int32 CStreaming::ms_streamingBufferSize;
+#ifndef ONE_THREAD_PER_CHANNEL
int8 *CStreaming::ms_pStreamingBuffer[2];
+#else
+int8 *CStreaming::ms_pStreamingBuffer[4];
+#endif
size_t CStreaming::ms_memoryUsed;
CStreamingChannel CStreaming::ms_channel[2];
int32 CStreaming::ms_channelError;
@@ -197,6 +201,10 @@ CStreaming::Init2(void)
ms_pStreamingBuffer[0] = (int8*)RwMallocAlign(ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE, CDSTREAM_SECTOR_SIZE);
ms_streamingBufferSize /= 2;
ms_pStreamingBuffer[1] = ms_pStreamingBuffer[0] + ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE;
+#ifdef ONE_THREAD_PER_CHANNEL
+ ms_pStreamingBuffer[2] = (int8*)RwMallocAlign(ms_streamingBufferSize*2*CDSTREAM_SECTOR_SIZE, CDSTREAM_SECTOR_SIZE);
+ ms_pStreamingBuffer[3] = ms_pStreamingBuffer[2] + ms_streamingBufferSize*CDSTREAM_SECTOR_SIZE;
+#endif
debug("Streaming buffer size is %d sectors", ms_streamingBufferSize);
// PC only, figure out how much memory we got
@@ -2196,6 +2204,110 @@ CStreaming::LoadRequestedModels(void)
}
}
+
+// Let's load models first, then process it. Unfortunately processing models are still single-threaded.
+// Currently only supported on POSIX streamer.
+#ifdef ONE_THREAD_PER_CHANNEL
+void
+CStreaming::LoadAllRequestedModels(bool priority)
+{
+ static bool bInsideLoadAll = false;
+ int imgOffset, streamId, status;
+ int i;
+ uint32 posn, size;
+
+ if(bInsideLoadAll)
+ return;
+ bInsideLoadAll = true;
+
+ FlushChannels();
+ imgOffset = GetCdImageOffset(CdStreamGetLastPosn());
+
+ int streamIds[ARRAY_SIZE(ms_pStreamingBuffer)];
+ int streamSizes[ARRAY_SIZE(ms_pStreamingBuffer)];
+ int streamPoses[ARRAY_SIZE(ms_pStreamingBuffer)];
+ bool first = true;
+ int processI = 0;
+
+ while (true) {
+ // Enumerate files and start reading
+ for (int i=0; i<ARRAY_SIZE(ms_pStreamingBuffer); i++) {
+ if (!first && streamIds[i] != -1) {
+ processI = i;
+ continue;
+ }
+
+ if(ms_endRequestedList.m_prev != &ms_startRequestedList){
+ streamId = GetNextFileOnCd(0, priority);
+ if(streamId == -1){
+ streamIds[i] = -1;
+ break;
+ }
+
+ if (ms_aInfoForModel[streamId].GetCdPosnAndSize(posn, size)) {
+ streamIds[i] = -1;
+ if (size > (uint32)ms_streamingBufferSize) {
+ if (i + 1 == ARRAY_SIZE(ms_pStreamingBuffer))
+ continue;
+ else if (!first && streamIds[i+1] != -1)
+ continue;
+ } else {
+ if (i != 0 && streamIds[i-1] != -1 && streamSizes[i-1] > (uint32)ms_streamingBufferSize)
+ continue;
+ }
+ ms_aInfoForModel[streamId].RemoveFromList();
+ DecrementRef(streamId);
+
+ streamIds[i] = streamId;
+ streamSizes[i] = size;
+ streamPoses[i] = posn;
+ CdStreamRead(i, ms_pStreamingBuffer[i], imgOffset+posn, size);
+ processI = i;
+ } else {
+ ms_aInfoForModel[streamId].RemoveFromList();
+ DecrementRef(streamId);
+
+ ms_aInfoForModel[streamId].m_loadState = STREAMSTATE_LOADED;
+ streamIds[i] = -1;
+ }
+ } else
+ streamIds[i] = -1;
+ }
+
+ first = false;
+
+ // Now process
+ if (streamIds[processI] == -1)
+ break;
+
+ // Try again on error
+ while (CdStreamSync(processI) != STREAM_NONE) {
+ CdStreamRead(processI, ms_pStreamingBuffer[processI], imgOffset+streamPoses[processI], streamSizes[processI]);
+ }
+ ms_aInfoForModel[streamIds[processI]].m_loadState = STREAMSTATE_READING;
+
+ MakeSpaceFor(streamSizes[processI] * CDSTREAM_SECTOR_SIZE);
+ ConvertBufferToObject(ms_pStreamingBuffer[processI], streamIds[processI]);
+ if(ms_aInfoForModel[streamIds[processI]].m_loadState == STREAMSTATE_STARTED)
+ FinishLoadingLargeFile(ms_pStreamingBuffer[processI], streamIds[processI]);
+
+ if(streamIds[processI] < STREAM_OFFSET_TXD){
+ CSimpleModelInfo *mi = (CSimpleModelInfo*)CModelInfo::GetModelInfo(streamIds[processI]);
+ if(mi->IsSimple())
+ mi->m_alpha = 255;
+ }
+ streamIds[processI] = -1;
+ }
+
+ ms_bLoadingBigModel = false;
+ for(i = 0; i < 4; i++){
+ ms_channel[1].streamIds[i] = -1;
+ ms_channel[1].offsets[i] = -1;
+ }
+ ms_channel[1].state = CHANNELSTATE_IDLE;
+ bInsideLoadAll = false;
+}
+#else
void
CStreaming::LoadAllRequestedModels(bool priority)
{
@@ -2256,6 +2368,7 @@ CStreaming::LoadAllRequestedModels(bool priority)
ms_channel[1].state = CHANNELSTATE_IDLE;
bInsideLoadAll = false;
}
+#endif
void
CStreaming::FlushChannels(void)
@@ -2287,6 +2400,14 @@ CStreaming::FlushRequestList(void)
next = si->m_next;
RemoveModel(si - ms_aInfoForModel);
}
+#ifndef _WIN32
+ if(ms_channel[0].state == CHANNELSTATE_READING) {
+ flushStream[0] = 1;
+ }
+ if(ms_channel[1].state == CHANNELSTATE_READING) {
+ flushStream[1] = 1;
+ }
+#endif
FlushChannels();
}
@@ -2815,10 +2936,15 @@ CStreaming::DeleteRwObjectsNotInFrustumInSectorList(CPtrList &list, size_t mem)
void
CStreaming::MakeSpaceFor(int32 size)
{
- // BUG: ms_memoryAvailable can be uninitialized
- // the code still happens to work in that case because ms_memoryAvailable is unsigned
- // but it's not nice....
-
+#ifdef FIX_BUGS
+#define MB (1024 * 1024)
+ if(ms_memoryAvailable == 0) {
+ extern size_t _dwMemAvailPhys;
+ ms_memoryAvailable = (_dwMemAvailPhys - 10 * MB) / 2;
+ if(ms_memoryAvailable < 65 * MB) ms_memoryAvailable = 65 * MB;
+ }
+#undef MB
+#endif
while(ms_memoryUsed >= ms_memoryAvailable - size)
if(!RemoveLeastUsedModel(STREAMFLAGS_20)){
DeleteRwObjectsBehindCamera(ms_memoryAvailable - size);