Merge branch 'skmp/async-pedsfx-load' into 'main'

PedSfx: Read from I/O thread, load them on the background

See merge request skmp/dca3-game!10

src/audio/AudioLogic.cpp

@@ -6302,7 +6302,7 @@ cPedComments::Process()
 		{
 		case LOADING_STATUS_NOT_LOADED:
 			SampleManager.LoadPedComment(sampleIndex);
-#ifdef GTA_PS2 // on PC ped comment is loaded at once
+#if defined(GTA_PS2) || defined(RW_DC) // on PC ped comment is loaded at once
 			break;
 #endif
 		case LOADING_STATUS_LOADED:

src/audio/sampman_dc.cpp

@@ -166,8 +166,12 @@ struct sfx_bank {
 std::map<int, sfx_bank> sfx_banks;
 
 int nPedSlotSfx[MAX_PEDSFX];
+uint32 nPedSlotSfxReqId[MAX_PEDSFX];
 uintptr_t nPedSlotSfxAddr[MAX_PEDSFX];
 uint8_t nCurrentPedSlot;
+file_t fdPedSfx;
+volatile uint32 nPedSfxReqReadId = 1;
+volatile uint32 nPedSfxReqNextId = 1;
 
 struct WavHeader {
     // RIFF Header
@@ -442,15 +446,22 @@ cSampleManager::Initialise(void)
 		}
 	});
 	
+	nPedSfxReqNextId = 1;
+	nPedSfxReqReadId = 1;
 	for ( int32 i = 0; i < MAX_PEDSFX; i++ )
 	{
 		nPedSlotSfx[i]     = -1;
+		nPedSlotSfxReqId[i] = 0;
 		nPedSlotSfxAddr[i] = snd_mem_malloc(PED_BLOCKSIZE_ADPCM);
 		debugf("PedSlot %d buffer: %p\n", i, (void*)nPedSlotSfxAddr[i]);
 	}
 	
 	nCurrentPedSlot = 0;
 
+	fdPedSfx = fs_open(SampleBankDataFilename, O_RDONLY);
+
+	assert(fdPedSfx >= 0);
+
 	_dcAudioInitialized = true;
 	return TRUE;
 }
@@ -458,7 +469,7 @@ cSampleManager::Initialise(void)
 void
 cSampleManager::Terminate(void)
 {
-
+	fs_close(fdPedSfx);
 }
 
 bool8 cSampleManager::CheckForAnAudioFileOnCD(void)
@@ -637,7 +648,7 @@ cSampleManager::IsPedCommentLoaded(uint32 nComment)
 			slot += ARRAY_SIZE(nPedSlotSfx);
 #endif
 		if ( nComment == nPedSlotSfx[slot] )
-			return LOADING_STATUS_LOADED;
+			return nPedSlotSfxReqId[slot] <= nPedSfxReqReadId ? LOADING_STATUS_LOADED : LOADING_STATUS_LOADING;
 	}
 	
 	return LOADING_STATUS_NOT_LOADED;
@@ -698,27 +709,28 @@ cSampleManager::LoadPedComment(uint32 nComment)
 
 	assert(m_aSamples[nComment].nByteSize < PED_BLOCKSIZE_ADPCM);
 
-	file_t fd = fs_open(SampleBankDataFilename, O_RDONLY);
-
-	assert(fd >= 0);
-	debugf("Loading ped comment %d, offset: %d, size: %d\n", nComment, m_aSamples[nComment].nFileOffset, m_aSamples[nComment].nByteSize);
-	fs_seek(fd, m_aSamples[nComment].nFileOffset, SEEK_SET);
+	CdStreamQueueAudioRead(nComment, (void*)nPedSlotSfxAddr[nCurrentPedSlot], m_aSamples[nComment].nByteSize, m_aSamples[nComment].nFileOffset, [](AudioReadCmd* cmd) {
+		debugf("Loading ped comment %d, offset: %d, size: %d\n", nComment, m_aSamples[nComment].nFileOffset, m_aSamples[nComment].nByteSize);
+		fs_seek(fdPedSfx, cmd->seek, SEEK_SET);
 
 
-	// TODO: When we can dma directly to AICA, we can use this instead
-	// fs_read(fd, SPU_BASE_U8 + nPedSlotSfxAddr[nCurrentPedSlot], sizeof(nPedSlotSfxAddr));
+		// TODO: When we can dma directly to AICA, we can use this instead
+		// fs_read(fdPedSfx, SPU_BASE_U8 + (uintptr_t)cmd->dest, cmd->size);
 
-	void* stagingBuffer = memalign(32, m_aSamples[nComment].nByteSize);
-	assert(stagingBuffer != 0);
-	debugf("Allocated %d bytes at %p\n", m_aSamples[nComment].nByteSize, stagingBuffer);
-	int rs = fs_read(fd, stagingBuffer, m_aSamples[nComment].nByteSize);
-	debugf("Read %d bytes, expected %d\n", rs, m_aSamples[nComment].nByteSize);
-	assert(rs == m_aSamples[nComment].nByteSize);
+		void* stagingBuffer = memalign(32, cmd->size);
+		assert(stagingBuffer != 0);
+		debugf("Allocated %d bytes at %p\n", cmd->size, stagingBuffer);
+		int rs = fs_read(fdPedSfx, stagingBuffer, cmd->size);
+		debugf("Read %d bytes, expected %d\n", rs, cmd->size);
+		assert(rs == cmd->size);
 
-	fs_close(fd);
+		spu_memload((uintptr_t)cmd->dest, stagingBuffer, cmd->size);
+		free(stagingBuffer);
+		nPedSfxReqReadId = nPedSfxReqReadId + 1;
+	});
 
-	spu_memload(nPedSlotSfxAddr[nCurrentPedSlot], stagingBuffer, m_aSamples[nComment].nByteSize);
-	free(stagingBuffer);
+	nPedSlotSfxReqId[nCurrentPedSlot] = ++nPedSfxReqNextId;
+	
 	nPedSlotSfx[nCurrentPedSlot] = nComment;
 
 	if ( ++nCurrentPedSlot >= MAX_PEDSFX )

src/core/CdStream.h

@@ -1,4 +1,5 @@
 #pragma once
+#include <functional>
 
 #define CDSTREAM_SECTOR_SIZE 2048
 
@@ -43,7 +44,14 @@ char *CdStreamGetImageName(int32 cd);
 void CdStreamRemoveImages(void);
 int32 CdStreamGetNumImages(void);
 
-void CdStreamQueueAudioRead(int fd, void* pBuffer, size_t bytes, size_t seek);
+struct AudioReadCmd {
+	void* dest;
+	int fd;
+	size_t size;
+	size_t seek;
+	std::function<void(AudioReadCmd*)> callback;
+};
+void CdStreamQueueAudioRead(int fd, void* pBuffer, size_t bytes, size_t seek, std::function<void(AudioReadCmd*)> callback = nullptr);
 void CdStreamDiscardAudioRead(int fd);
 
 #ifdef FLUSHABLE_STREAMING

src/core/CdStreamDC.cpp

@@ -26,12 +26,6 @@
 #include "CdStream.h"
 #include "rwcore.h"
 #include "MemoryMgr.h"
-struct AudioReadCmd {
-	void* dest;
-	int fd;
-	size_t size;
-	size_t seek;
-};
 
 #define CDDEBUG(f, ...)   debug ("%s: " f "\n", "cdvd_stream", ## __VA_ARGS__)
 #define CDTRACE(f, ...)   printf("%s: " f "\n", "cdvd_stream", ## __VA_ARGS__)
@@ -489,8 +483,16 @@ std::vector<AudioReadCmd> pendingAudioReads;
 std::mutex pendingAudioReadsMutex;
 #endif
 // Will replace a previous read request for the same file descriptor
-void CdStreamQueueAudioRead(int fd, void* pBuffer, size_t bytes, size_t seek) {
+void CdStreamQueueAudioRead(int fd, void* pBuffer, size_t bytes, size_t seek, std::function<void(AudioReadCmd*)> callback) {
 	AudioReadCmd cmd = { pBuffer, fd, bytes, seek};
+	if (!callback) {
+		cmd.callback = [](AudioReadCmd* cmd){
+			lseek(cmd->fd, cmd->seek, SEEK_SET);
+			read(cmd->fd, cmd->dest, cmd->size);
+		};
+	} else {
+		cmd.callback = callback;
+	}
 	{
 		#if !defined(DC_SH4)
 		std::lock_guard<std::mutex> lock(pendingAudioReadsMutex);
@@ -514,6 +516,7 @@ void CdStreamQueueAudioRead(int fd, void* pBuffer, size_t bytes, size_t seek) {
 	sem_post(gCdStreamSema);
 }
 
+
 void CdStreamDiscardAudioRead(int fd) {
 	#if !defined(DC_SH4)
 	std::lock_guard<std::mutex> lock(pendingAudioReadsMutex);
@@ -564,8 +567,7 @@ int read_loop(int fd, void* pBuffer, size_t bytes) {
 		total_read += read_bytes;
 		auto cmd = CdStreamNextAudioRead();
 		while (cmd.fd != -1) {
-			lseek(cmd.fd, cmd.seek, SEEK_SET);
-			read(cmd.fd, cmd.dest, cmd.size);
+			cmd.callback(&cmd);
 			cmd = CdStreamNextAudioRead();
 		}
 	}
@@ -581,8 +583,7 @@ void *CdStreamThread(void *param)
 
 		auto cmd = CdStreamNextAudioRead();
 		while (cmd.fd != -1) {
-			lseek(cmd.fd, cmd.seek, SEEK_SET);
-			read(cmd.fd, cmd.dest, cmd.size);
+			cmd.callback(&cmd);
 			cmd = CdStreamNextAudioRead();
 		}