Compare commits
13 Commits
alpha
...
ph3nom/tex
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a2caa56275 | ||
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fa65f637ad | ||
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0a0a664428 | ||
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5abd0641a4 | ||
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ca866bdb2a | ||
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bf0e36858e | ||
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b90e8433da | ||
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133110c15c | ||
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6f71cfc458 | ||
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02d0103b20 | ||
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72da27ef0b |
@@ -28,12 +28,12 @@ You will also need the following tools installed
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### Cloning the dca3-game repo and downloading the prebuilt elf
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- Open dreamsdk shell
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- type `git clone https://gitlab.com/skmp/dca3-game.git` (and press enter)
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- type `git clone --branch alpha https://gitlab.com/skmp/dca3-game.git` (and press enter)
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- It should take a moment and successfully clone the repo
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- type `cd dca3-game/dreamcast` (and press enter)
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- type `explorer .` (and press enter).
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- A folder named dreamcast with some files should be open. Keep it on the side.
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- Download the artifacts from https://gitlab.com/skmp/dca3-game/-/jobs/8725216645
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- Download the Alpha Prebuilt Elf from https://gitlab.com/skmp/dca3-game/-/releases
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- Open artifacts.zip and extract dca3.elf to the folder that was kept open before.
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- Close the folder and dreamsdk shell
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@@ -3,100 +3,10 @@
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>DCA3 - A port of RE3 for Dreamcast</title>
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<!-- Bootstrap CSS -->
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
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<style>
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body {
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background-color: #121212;
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color: #ffffff;
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}
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.navbar {
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background-color: #1f1f1f;
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}
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.hero {
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text-align: center;
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padding: 100px 20px;
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background-color: #333333;
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border-radius: 10px;
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}
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.features {
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margin-top: 50px;
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}
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.footer {
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text-align: center;
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padding: 20px;
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background-color: #1f1f1f;
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margin-top: 20px;
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border-radius: 10px;
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}
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</style>
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<title>DCA3 Redirect</title>
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<meta http-equiv="refresh" content="5;url=https://dca3.net">
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</head>
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<body>
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<!-- Navbar -->
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<nav class="navbar navbar-expand-lg navbar-dark">
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<div class="container">
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<a class="navbar-brand" href="#">DCA3</a>
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<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav">
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<span class="navbar-toggler-icon"></span>
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</button>
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<div class="collapse navbar-collapse" id="navbarNav">
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<ul class="navbar-nav ms-auto">
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<li class="nav-item">
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<a class="nav-link" href="#">Home</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="#features">Features</a>
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</li>
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<li class="nav-item">
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<a class="nav-link" href="#download">Download</a>
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</li>
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</ul>
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</div>
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</div>
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</nav>
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<!-- Hero Section -->
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<div class="container">
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<div class="hero mt-4">
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<h1>DCA3</h1>
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<p>The first-ever port of Grand Theft Auto III to the SEGA Dreamcast, built from the REGTA reverse engineering project.</p>
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<a href="#download" class="btn btn-primary">Download Now</a>
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</div>
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</div>
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<!-- Features Section -->
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<div class="container features text-center">
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<h2 id="features" class="mb-4">Key Features</h2>
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<div class="row">
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<div class="col-md-4">
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<h3>Faithful Port</h3>
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<p>Experience GTA3 as it was meant to be, now on the Dreamcast with okay visuals and sluggish gameplay.</p>
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</div>
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<div class="col-md-4">
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<h3>Open Source</h3>
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<p>Built on the REGTA reverse engineering project, ensuring accuracy and community-driven development.</p>
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</div>
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<div class="col-md-4">
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<h3>First Release</h3>
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<p>Celebrating our first release with not very much optimized performance and compatibility for Dreamcast hardware.</p>
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</div>
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</div>
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</div>
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<!-- Download Section -->
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<div class="container text-center mt-5">
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<h2 id="download" class="mb-4">Download DCA3</h2>
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<p>Get started with the first release of and bring GTA3 to your Dreamcast. You'll need a PC copy of GTA3 to create your .cdi</p>
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<a href="#" class="btn btn-success btn-lg">Download Version 1.0</a>
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</div>
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<!-- Footer -->
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<footer class="footer mt-4">
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<p>No rights reserved. Made with love for the Dreamcast community.</p>
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</footer>
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<!-- Bootstrap JS Bundle -->
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<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
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<p>You will be redirected to <a href="https://dca3.net">dca3.net</a> in 5 seconds.</p>
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</body>
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</html>
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</html>
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@@ -6302,7 +6302,7 @@ cPedComments::Process()
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{
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case LOADING_STATUS_NOT_LOADED:
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SampleManager.LoadPedComment(sampleIndex);
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#ifdef GTA_PS2 // on PC ped comment is loaded at once
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#if defined(GTA_PS2) || defined(RW_DC) // on PC ped comment is loaded at once
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break;
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#endif
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case LOADING_STATUS_LOADED:
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@@ -166,8 +166,12 @@ struct sfx_bank {
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std::map<int, sfx_bank> sfx_banks;
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int nPedSlotSfx[MAX_PEDSFX];
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uint32 nPedSlotSfxReqId[MAX_PEDSFX];
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uintptr_t nPedSlotSfxAddr[MAX_PEDSFX];
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uint8_t nCurrentPedSlot;
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file_t fdPedSfx;
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volatile uint32 nPedSfxReqReadId = 1;
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volatile uint32 nPedSfxReqNextId = 1;
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|
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struct WavHeader {
|
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// RIFF Header
|
||||
@@ -442,15 +446,22 @@ cSampleManager::Initialise(void)
|
||||
}
|
||||
});
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||||
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nPedSfxReqNextId = 1;
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nPedSfxReqReadId = 1;
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for ( int32 i = 0; i < MAX_PEDSFX; i++ )
|
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{
|
||||
nPedSlotSfx[i] = -1;
|
||||
nPedSlotSfxReqId[i] = 0;
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nPedSlotSfxAddr[i] = snd_mem_malloc(PED_BLOCKSIZE_ADPCM);
|
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debugf("PedSlot %d buffer: %p\n", i, (void*)nPedSlotSfxAddr[i]);
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}
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nCurrentPedSlot = 0;
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fdPedSfx = fs_open(SampleBankDataFilename, O_RDONLY);
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assert(fdPedSfx >= 0);
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_dcAudioInitialized = true;
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return TRUE;
|
||||
}
|
||||
@@ -458,7 +469,7 @@ cSampleManager::Initialise(void)
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void
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cSampleManager::Terminate(void)
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{
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fs_close(fdPedSfx);
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}
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bool8 cSampleManager::CheckForAnAudioFileOnCD(void)
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@@ -637,7 +648,7 @@ cSampleManager::IsPedCommentLoaded(uint32 nComment)
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slot += ARRAY_SIZE(nPedSlotSfx);
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#endif
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if ( nComment == nPedSlotSfx[slot] )
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return LOADING_STATUS_LOADED;
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return nPedSlotSfxReqId[slot] <= nPedSfxReqReadId ? LOADING_STATUS_LOADED : LOADING_STATUS_LOADING;
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}
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return LOADING_STATUS_NOT_LOADED;
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@@ -698,27 +709,28 @@ cSampleManager::LoadPedComment(uint32 nComment)
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||||
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assert(m_aSamples[nComment].nByteSize < PED_BLOCKSIZE_ADPCM);
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file_t fd = fs_open(SampleBankDataFilename, O_RDONLY);
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assert(fd >= 0);
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debugf("Loading ped comment %d, offset: %d, size: %d\n", nComment, m_aSamples[nComment].nFileOffset, m_aSamples[nComment].nByteSize);
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fs_seek(fd, m_aSamples[nComment].nFileOffset, SEEK_SET);
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CdStreamQueueAudioRead(nComment, (void*)nPedSlotSfxAddr[nCurrentPedSlot], m_aSamples[nComment].nByteSize, m_aSamples[nComment].nFileOffset, [](AudioReadCmd* cmd) {
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debugf("Loading ped comment %d, offset: %d, size: %d\n", nComment, m_aSamples[nComment].nFileOffset, m_aSamples[nComment].nByteSize);
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fs_seek(fdPedSfx, cmd->seek, SEEK_SET);
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// TODO: When we can dma directly to AICA, we can use this instead
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// fs_read(fd, SPU_BASE_U8 + nPedSlotSfxAddr[nCurrentPedSlot], sizeof(nPedSlotSfxAddr));
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// TODO: When we can dma directly to AICA, we can use this instead
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// fs_read(fdPedSfx, SPU_BASE_U8 + (uintptr_t)cmd->dest, cmd->size);
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void* stagingBuffer = memalign(32, m_aSamples[nComment].nByteSize);
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assert(stagingBuffer != 0);
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debugf("Allocated %d bytes at %p\n", m_aSamples[nComment].nByteSize, stagingBuffer);
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int rs = fs_read(fd, stagingBuffer, m_aSamples[nComment].nByteSize);
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debugf("Read %d bytes, expected %d\n", rs, m_aSamples[nComment].nByteSize);
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assert(rs == m_aSamples[nComment].nByteSize);
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void* stagingBuffer = memalign(32, cmd->size);
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assert(stagingBuffer != 0);
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debugf("Allocated %d bytes at %p\n", cmd->size, stagingBuffer);
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int rs = fs_read(fdPedSfx, stagingBuffer, cmd->size);
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debugf("Read %d bytes, expected %d\n", rs, cmd->size);
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assert(rs == cmd->size);
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||||
fs_close(fd);
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spu_memload((uintptr_t)cmd->dest, stagingBuffer, cmd->size);
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||||
free(stagingBuffer);
|
||||
nPedSfxReqReadId = nPedSfxReqReadId + 1;
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||||
});
|
||||
|
||||
spu_memload(nPedSlotSfxAddr[nCurrentPedSlot], stagingBuffer, m_aSamples[nComment].nByteSize);
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free(stagingBuffer);
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nPedSlotSfxReqId[nCurrentPedSlot] = ++nPedSfxReqNextId;
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||||
|
||||
nPedSlotSfx[nCurrentPedSlot] = nComment;
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|
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if ( ++nCurrentPedSlot >= MAX_PEDSFX )
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||||
|
||||
@@ -1,4 +1,5 @@
|
||||
#pragma once
|
||||
#include <functional>
|
||||
|
||||
#define CDSTREAM_SECTOR_SIZE 2048
|
||||
|
||||
@@ -43,7 +44,14 @@ char *CdStreamGetImageName(int32 cd);
|
||||
void CdStreamRemoveImages(void);
|
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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);
|
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|
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#ifdef FLUSHABLE_STREAMING
|
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|
||||
@@ -26,12 +26,6 @@
|
||||
#include "CdStream.h"
|
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#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) {
|
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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);
|
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cmd = CdStreamNextAudioRead();
|
||||
}
|
||||
|
||||
|
||||
@@ -282,7 +282,7 @@ CMatrix::SetRotate(float xAngle, float yAngle, float zAngle)
|
||||
void
|
||||
CMatrix::RotateX(float x)
|
||||
{
|
||||
#ifdef DC_SH4
|
||||
#if 0 && defined(DC_SH4) // this is bugged and does not yield correct results
|
||||
mat_load(reinterpret_cast<matrix_t *>(this));
|
||||
mat_rotate_x(x);
|
||||
mat_store(reinterpret_cast<matrix_t *>(this));
|
||||
@@ -312,7 +312,7 @@ CMatrix::RotateX(float x)
|
||||
void
|
||||
CMatrix::RotateY(float y)
|
||||
{
|
||||
#ifdef DC_SH4
|
||||
#if 0 && defined(DC_SH4) // this is bugged and does not yield correct results
|
||||
mat_load(reinterpret_cast<matrix_t *>(this));
|
||||
mat_rotate_y(y);
|
||||
mat_store(reinterpret_cast<matrix_t *>(this));
|
||||
@@ -342,7 +342,7 @@ CMatrix::RotateY(float y)
|
||||
void
|
||||
CMatrix::RotateZ(float z)
|
||||
{
|
||||
#ifdef DC_SH4
|
||||
#if 0 && defined(DC_SH4) // this is bugged and does not yield correct results
|
||||
mat_load(reinterpret_cast<matrix_t *>(this));
|
||||
mat_rotate_z(z);
|
||||
mat_store(reinterpret_cast<matrix_t *>(this));
|
||||
@@ -372,7 +372,7 @@ CMatrix::RotateZ(float z)
|
||||
void
|
||||
CMatrix::Rotate(float x, float y, float z)
|
||||
{
|
||||
#ifdef DC_SH4
|
||||
#if 0 && defined(DC_SH4) // this is bugged and does not yield correct results
|
||||
mat_load(reinterpret_cast<matrix_t *>(this));
|
||||
mat_rotate(x, y, z);
|
||||
mat_store(reinterpret_cast<matrix_t *>(this));
|
||||
@@ -404,6 +404,20 @@ CMatrix::Rotate(float x, float y, float z)
|
||||
float z2 = sZ * sY - (cZ * sX) * cY;
|
||||
float z3 = cX * cY;
|
||||
|
||||
#if !defined(DC_TEXCONV) && !defined(DC_SIM)
|
||||
this->rx = fipr(x1, y1, z1, 0, rx, ry, rz, 0);
|
||||
this->ry = fipr(x2, y2, z2, 0, rx, ry, rz, 0);
|
||||
this->rz = fipr(x3, y3, z3, 0, rx, ry, rz, 0);
|
||||
this->fx = fipr(x1, y1, z1, 0, ux, uy, uz, 0);
|
||||
this->fy = fipr(x2, y2, z2, 0, ux, uy, uz, 0);
|
||||
this->fz = fipr(x3, y3, z3, 0, ux, uy, uz, 0);
|
||||
this->ux = fipr(x1, y1, z1, 0, ax, ay, az, 0);
|
||||
this->uy = fipr(x2, y2, z2, 0, ax, ay, az, 0);
|
||||
this->uz = fipr(x3, y3, z3, 0, ax, ay, az, 0);
|
||||
this->px = fipr(x1, y1, z1, 0, px, py, pz, 0);
|
||||
this->py = fipr(x2, y2, z2, 0, px, py, pz, 0);
|
||||
this->pz = fipr(x3, y3, z3, 0, px, py, pz, 0);
|
||||
#else
|
||||
this->rx = x1 * rx + y1 * ry + z1 * rz;
|
||||
this->ry = x2 * rx + y2 * ry + z2 * rz;
|
||||
this->rz = x3 * rx + y3 * ry + z3 * rz;
|
||||
@@ -416,6 +430,7 @@ CMatrix::Rotate(float x, float y, float z)
|
||||
this->px = x1 * px + y1 * py + z1 * pz;
|
||||
this->py = x2 * px + y2 * py + z2 * pz;
|
||||
this->pz = x3 * px + y3 * py + z3 * pz;
|
||||
#endif
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
@@ -1479,7 +1479,8 @@ CWaterLevel::AllocateBoatWakeArray()
|
||||
apGeomArray[geom] = RpGeometryCreate(9*9, 8*8*2, rpGEOMETRYTRISTRIP
|
||||
| rpGEOMETRYPRELIT
|
||||
| rpGEOMETRYMODULATEMATERIALCOLOR
|
||||
| rpGEOMETRYTEXTURED);
|
||||
| rpGEOMETRYTEXTURED
|
||||
| rw::Geometry::HAS_TRIANGLES/* RW_DC specific */);
|
||||
ASSERT(apGeomArray[geom] != nil);
|
||||
|
||||
RpTriangle *geomTriangles = RpGeometryGetTriangles(apGeomArray[geom]);
|
||||
|
||||
14
vendor/librw/src/dc/rwdc.cpp
vendored
14
vendor/librw/src/dc/rwdc.cpp
vendored
@@ -3294,6 +3294,8 @@ void defaultRenderCB(ObjPipeline *pipe, Atomic *atomic) {
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for (int16_t n = 0; n < numMeshes; n++) {
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bool doBlend = meshes[n].material->color.alpha != 255; // TODO: check all vertexes for alpha?
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bool doBlendMaterial = doBlend;
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bool textured = geo->numTexCoordSets && meshes[n].material->texture;
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if (textured) {
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doBlend |= Raster::formatHasAlpha(meshes[n].material->texture->raster->format);
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@@ -3343,7 +3345,7 @@ void defaultRenderCB(ObjPipeline *pipe, Atomic *atomic) {
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pvr_poly_cxt_t cxt;
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int pvrList;
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if (doBlend || isMatFX) {
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if (doAlphaTest) {
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if (doAlphaTest && !doBlendMaterial) {
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pvrList = PVR_LIST_PT_POLY;
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} else {
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pvrList = PVR_LIST_TR_POLY;
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@@ -3709,7 +3711,7 @@ void defaultRenderCB(ObjPipeline *pipe, Atomic *atomic) {
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};
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if (doBlend || isMatFX) {
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if (doAlphaTest) {
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if (doAlphaTest && !doBlendMaterial) {
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ptCallbacks.emplace_back(std::move(renderCB));
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} else {
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blendCallbacks.emplace_back(std::move(renderCB));
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@@ -3885,19 +3887,19 @@ imageFindRasterFormat(Image *img, int32 type,
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;
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if(downsampleMode >= HALF) {
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if(height / 2 >= 16) {
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if(height / 2 >= 64) {
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height /= 2;
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}
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if(width / 2 >= 16) {
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if(width / 2 >= 64) {
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width /= 2;
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}
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}
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if(downsampleMode >= QUARTER) {
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if(height / 2 >= 16) {
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if(height / 2 >= 32) {
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height /= 2;
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}
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if(width / 2 >= 16) {
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if(width / 2 >= 32) {
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width /= 2;
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}
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}
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