metaforce/DataSpec/DNAMP2/MREA.cpp

323 lines
11 KiB
C++

#include <athena/FileWriter.hpp>
#include <lzo/lzo1x.h>
#include "MREA.hpp"
#include "../DNAMP1/MREA.hpp"
#include "../DNACommon/EGMC.hpp"
#include "DeafBabe.hpp"
namespace DataSpec
{
extern hecl::Database::DataSpecEntry SpecEntMP2ORIG;
namespace DNAMP2
{
void MREA::StreamReader::nextBlock()
{
if (m_nextBlk >= m_blkCount)
Log.report(logvisor::Fatal, "MREA stream overrun");
BlockInfo& info = m_blockInfos[m_nextBlk++];
/* Reallocate read buffer if needed */
if (info.bufSize > m_compBufSz)
{
m_compBufSz = info.bufSize;
m_compBuf.reset(new atUint8[m_compBufSz]);
}
/* Reallocate decompress buffer if needed */
if (info.decompSize > m_decompBufSz)
{
m_decompBufSz = info.decompSize;
m_decompBuf.reset(new atUint8[m_decompBufSz]);
}
if (info.compSize == 0)
{
/* Read uncompressed block */
m_source.readUBytesToBuf(m_decompBuf.get(), info.decompSize);
}
else
{
/* Read compressed segments */
atUint32 blockStart = ROUND_UP_32(info.compSize) - info.compSize;
m_source.seek(blockStart);
atUint32 rem = info.decompSize;
atUint8* bufCur = m_decompBuf.get();
while (rem)
{
atInt16 chunkSz = m_source.readInt16Big();
if (chunkSz < 0)
{
chunkSz = -chunkSz;
m_source.readUBytesToBuf(bufCur, chunkSz);
bufCur += chunkSz;
rem -= chunkSz;
}
else
{
m_source.readUBytesToBuf(m_compBuf.get(), chunkSz);
lzo_uint dsz = rem;
lzo1x_decompress(m_compBuf.get(), chunkSz, bufCur, &dsz, nullptr);
bufCur += dsz;
rem -= dsz;
}
}
}
m_posInBlk = 0;
m_blkSz = info.decompSize;
}
MREA::StreamReader::StreamReader(athena::io::IStreamReader& source, atUint32 blkCount)
: m_compBufSz(0x4120), m_compBuf(new atUint8[0x4120]),
m_decompBufSz(0x4120), m_decompBuf(new atUint8[0x4120]),
m_source(source), m_blkCount(blkCount)
{
m_blockInfos.reserve(blkCount);
for (atUint32 i=0 ; i<blkCount ; ++i)
{
m_blockInfos.emplace_back();
BlockInfo& info = m_blockInfos.back();
info.read(source);
m_totalDecompLen += info.decompSize;
}
source.seekAlign32();
m_blkBase = source.position();
nextBlock();
}
void MREA::StreamReader::seek(atInt64 diff, athena::SeekOrigin whence)
{
atUint64 target = diff;
if (whence == athena::Current)
target = m_pos + diff;
else if (whence == athena::End)
target = m_totalDecompLen - diff;
if (target >= m_totalDecompLen)
Log.report(logvisor::Fatal, "MREA stream seek overrun");
/* Determine which block contains position */
atUint32 dAccum = 0;
atUint32 cAccum = 0;
atUint32 bIdx = 0;
for (BlockInfo& info : m_blockInfos)
{
atUint32 newAccum = dAccum + info.decompSize;
if (newAccum > target)
break;
dAccum = newAccum;
++bIdx;
if (info.compSize)
cAccum += ROUND_UP_32(info.compSize);
else
cAccum += info.decompSize;
}
/* Seek source if needed */
if (bIdx != m_nextBlk-1)
{
m_source.seek(m_blkBase + cAccum, athena::Begin);
m_nextBlk = bIdx;
nextBlock();
}
m_pos = target;
m_posInBlk = target - dAccum;
}
atUint64 MREA::StreamReader::readUBytesToBuf(void* buf, atUint64 len)
{
atUint8* bufCur = reinterpret_cast<atUint8*>(buf);
atUint64 rem = len;
while (rem)
{
atUint64 lRem = rem;
atUint64 blkRem = m_blkSz - m_posInBlk;
if (lRem > blkRem)
lRem = blkRem;
memcpy(bufCur, &m_decompBuf[m_posInBlk], lRem);
bufCur += lRem;
rem -= lRem;
m_posInBlk += lRem;
m_pos += lRem;
if (rem)
nextBlock();
}
return len;
}
void MREA::StreamReader::writeDecompInfos(athena::io::IStreamWriter& writer) const
{
for (const BlockInfo& info : m_blockInfos)
{
BlockInfo modInfo = info;
modInfo.compSize = 0;
modInfo.write(writer);
}
}
bool MREA::Extract(const SpecBase& dataSpec,
PAKEntryReadStream& rs,
const hecl::ProjectPath& outPath,
PAKRouter<PAKBridge>& pakRouter,
const DNAMP1::PAK::Entry& entry,
bool force,
hecl::BlenderToken& btok,
std::function<void(const hecl::SystemChar*)>)
{
using RigPair = std::pair<CSKR*, CINF*>;
RigPair dummy(nullptr, nullptr);
if (!force && outPath.isFile())
return true;
/* Do extract */
Header head;
head.read(rs);
rs.seekAlign32();
/* MREA decompression stream */
StreamReader drs(rs, head.compressedBlockCount);
hecl::ProjectPath decompPath = outPath.getCookedPath(SpecEntMP2ORIG).getWithExtension(_S(".decomp"));
decompPath.makeDirChain(false);
athena::io::FileWriter mreaDecompOut(decompPath.getAbsolutePath());
head.write(mreaDecompOut);
mreaDecompOut.seekAlign32();
drs.writeDecompInfos(mreaDecompOut);
mreaDecompOut.seekAlign32();
atUint64 decompLen = drs.length();
mreaDecompOut.writeBytes(drs.readBytes(decompLen).get(), decompLen);
mreaDecompOut.close();
drs.seek(0, athena::Begin);
/* Start up blender connection */
hecl::BlenderConnection& conn = btok.getBlenderConnection();
if (!conn.createBlend(outPath, hecl::BlenderConnection::BlendType::Area))
return false;
/* Calculate offset to EGMC section */
atUint64 egmcOffset = 0;
for (unsigned i = 0; i < head.egmcSecIdx; i++)
egmcOffset += head.secSizes[i];
/* Load EGMC if possible so we can assign meshes to scanIds */
drs.seek(egmcOffset, athena::Begin);
UniqueID32 egmcId(drs);
DNACommon::EGMC egmc;
bool hasEGMC = pakRouter.lookupAndReadDNA(egmcId, egmc);
drs.seek(0, athena::Begin);
/* Open Py Stream and read sections */
hecl::BlenderConnection::PyOutStream os = conn.beginPythonOut(true);
os.format("import bpy\n"
"import bmesh\n"
"from mathutils import Vector\n"
"\n"
"bpy.context.scene.name = '%s'\n",
pakRouter.getBestEntryName(entry, false).c_str());
DNACMDL::InitGeomBlenderContext(os, dataSpec.getMasterShaderPath(), true);
MaterialSet::RegisterMaterialProps(os);
os << "# Clear Scene\n"
"for ob in bpy.data.objects:\n"
" if ob.type != 'CAMERA':\n"
" bpy.context.scene.objects.unlink(ob)\n"
" bpy.data.objects.remove(ob)\n"
"bpy.types.Lamp.retro_layer = bpy.props.IntProperty(name='Retro: Light Layer')\n"
"bpy.types.Lamp.retro_origtype = bpy.props.IntProperty(name='Retro: Original Type')\n"
"bpy.types.Object.retro_disable_enviro_visor = bpy.props.BoolProperty(name='Retro: Disable in Combat/Scan Visor')\n"
"bpy.types.Object.retro_disable_thermal_visor = bpy.props.BoolProperty(name='Retro: Disable in Thermal Visor')\n"
"bpy.types.Object.retro_disable_xray_visor = bpy.props.BoolProperty(name='Retro: Disable in X-Ray Visor')\n"
"bpy.types.Object.retro_thermal_level = bpy.props.EnumProperty(items=[('COOL', 'Cool', 'Cool Temperature'),"
"('HOT', 'Hot', 'Hot Temperature'),"
"('WARM', 'Warm', 'Warm Temperature')],"
"name='Retro: Thermal Visor Level')\n"
"\n";
/* One shared material set for all meshes */
os << "# Materials\n"
"materials = []\n"
"\n";
MaterialSet matSet;
atUint64 secStart = drs.position();
matSet.read(drs);
matSet.readToBlender(os, pakRouter, entry, 0);
drs.seek(secStart + head.secSizes[0], athena::Begin);
std::vector<DNACMDL::VertexAttributes> vertAttribs;
DNACMDL::GetVertexAttributes(matSet, vertAttribs);
/* Read meshes */
atUint32 curSec = 1;
for (atUint32 m=0 ; m<head.meshCount ; ++m)
{
MeshHeader mHeader;
secStart = drs.position();
mHeader.read(drs);
drs.seek(secStart + head.secSizes[curSec++], athena::Begin);
curSec += DNACMDL::ReadGeomSectionsToBlender<PAKRouter<PAKBridge>, MaterialSet, RigPair, DNACMDL::SurfaceHeader_2>
(os, drs, pakRouter, entry, dummy, true,
true, vertAttribs, m, head.secCount, 0, &head.secSizes[curSec]);
os.format("obj.retro_disable_enviro_visor = %s\n"
"obj.retro_disable_thermal_visor = %s\n"
"obj.retro_disable_xray_visor = %s\n"
"obj.retro_thermal_level = '%s'\n",
mHeader.visorFlags.disableEnviro() ? "True" : "False",
mHeader.visorFlags.disableThermal() ? "True" : "False",
mHeader.visorFlags.disableXray() ? "True" : "False",
mHeader.visorFlags.thermalLevelStr());
/* Seek through AROT-relation sections */
drs.seek(head.secSizes[curSec++], athena::Current);
drs.seek(head.secSizes[curSec++], athena::Current);
}
/* Skip AROT */
drs.seek(head.secSizes[curSec++], athena::Current);
/* Skip BVH */
drs.seek(head.secSizes[curSec++], athena::Current);
/* Skip Bitmap */
drs.seek(head.secSizes[curSec++], athena::Current);
/* Skip SCLY (for now) */
for (atUint32 l=0 ; l<head.sclyLayerCount ; ++l)
drs.seek(head.secSizes[curSec++], athena::Current);
/* Skip SCGN (for now) */
drs.seek(head.secSizes[curSec++], athena::Current);
/* Read collision meshes */
DeafBabe collision;
secStart = drs.position();
collision.read(drs);
DeafBabe::BlenderInit(os);
collision.sendToBlender(os);
drs.seek(secStart + head.secSizes[curSec++], athena::Begin);
/* Skip unknown section */
drs.seek(head.secSizes[curSec++], athena::Current);
/* Read BABEDEAD Lights as Cycles emissives */
secStart = drs.position();
DNAMP1::MREA::ReadBabeDeadToBlender_1_2(os, drs);
drs.seek(secStart + head.secSizes[curSec++], athena::Begin);
/* Origins to center of mass */
os << "bpy.context.scene.layers[1] = True\n"
"bpy.ops.object.select_by_type(type='MESH')\n"
"bpy.ops.object.origin_set(type='ORIGIN_CENTER_OF_MASS')\n"
"bpy.ops.object.select_all(action='DESELECT')\n"
"bpy.context.scene.layers[1] = False\n";
os.centerView();
os.close();
return conn.saveBlend();
}
}
}