mirror of
https://github.com/OpenMW/openmw.git
synced 2025-10-31 20:26:43 +00:00
601 lines
17 KiB
C++
601 lines
17 KiB
C++
#include "node.hpp"
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#include <cstdint>
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#include <components/misc/strings/algorithm.hpp>
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#include "data.hpp"
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#include "exception.hpp"
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#include "physics.hpp"
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#include "property.hpp"
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namespace Nif
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{
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void BoundingVolume::read(NIFStream* nif)
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{
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nif->read(mType);
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switch (mType)
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{
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case BASE_BV:
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break;
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case SPHERE_BV:
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{
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nif->read(mSphere);
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break;
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}
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case BOX_BV:
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{
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nif->read(mBox.mCenter);
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nif->read(mBox.mAxes);
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nif->read(mBox.mExtents);
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break;
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}
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case CAPSULE_BV:
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{
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nif->read(mCapsule.mCenter);
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nif->read(mCapsule.mAxis);
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nif->read(mCapsule.mExtent);
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nif->read(mCapsule.mRadius);
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break;
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}
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case LOZENGE_BV:
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{
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nif->read(mLozenge.mRadius);
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if (nif->getVersion() >= NIFStream::generateVersion(4, 2, 1, 0))
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{
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nif->read(mLozenge.mExtent0);
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nif->read(mLozenge.mExtent1);
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}
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nif->read(mLozenge.mCenter);
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nif->read(mLozenge.mAxis0);
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nif->read(mLozenge.mAxis1);
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break;
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}
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case UNION_BV:
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{
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mChildren.resize(nif->get<uint32_t>());
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for (BoundingVolume& child : mChildren)
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child.read(nif);
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break;
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}
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case HALFSPACE_BV:
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{
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mHalfSpace.mPlane = osg::Plane(nif->get<osg::Vec4f>());
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if (nif->getVersion() >= NIFStream::generateVersion(4, 2, 1, 0))
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nif->read(mHalfSpace.mOrigin);
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break;
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}
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default:
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{
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throw Nif::Exception(
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"Unhandled BoundingVolume type: " + std::to_string(mType), nif->getFile().getFilename());
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}
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}
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}
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void NiAVObject::read(NIFStream* nif)
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{
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NiObjectNET::read(nif);
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if (nif->getBethVersion() <= 26)
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mFlags = nif->get<uint16_t>();
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else
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nif->read(mFlags);
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nif->read(mTransform.mTranslation);
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nif->read(mTransform.mRotation);
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nif->read(mTransform.mScale);
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if (nif->getVersion() <= NIFStream::generateVersion(4, 2, 2, 0))
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nif->read(mVelocity);
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if (nif->getBethVersion() <= NIFFile::BethVersion::BETHVER_FO3)
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readRecordList(nif, mProperties);
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if (nif->getVersion() <= NIFStream::generateVersion(4, 2, 2, 0) && nif->get<bool>())
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mBounds.read(nif);
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if (nif->getVersion() >= NIFStream::generateVersion(10, 0, 1, 0))
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mCollision.read(nif);
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}
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void NiAVObject::post(Reader& nif)
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{
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NiObjectNET::post(nif);
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postRecordList(nif, mProperties);
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mCollision.post(nif);
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}
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void NiAVObject::setBone()
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{
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mIsBone = true;
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}
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void NiNode::read(NIFStream* nif)
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{
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NiAVObject::read(nif);
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readRecordList(nif, mChildren);
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if (nif->getBethVersion() < NIFFile::BethVersion::BETHVER_FO4)
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readRecordList(nif, mEffects);
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// FIXME: stopgap solution until we figure out what Oblivion does if it does anything
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if (nif->getVersion() > NIFFile::NIFVersion::VER_MW && nif->getVersion() < NIFFile::NIFVersion::VER_BGS)
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return;
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// Discard transformations for the root node, otherwise some meshes
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// occasionally get wrong orientation. Only for NiNode-s for now, but
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// can be expanded if needed.
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// FIXME: if node 0 is *not* the only root node, this must not happen.
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// FIXME: doing this here is awful.
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// We want to do this on world scene graph level rather than local scene graph level.
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if (recIndex == 0 && !Misc::StringUtils::ciEqual(mName, "bip01"))
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{
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mTransform = Nif::NiTransform::getIdentity();
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}
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}
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void NiNode::post(Reader& nif)
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{
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NiAVObject::post(nif);
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postRecordList(nif, mChildren);
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postRecordList(nif, mEffects);
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for (auto& child : mChildren)
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{
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// Why would a unique list of children contain empty refs?
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if (!child.empty())
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child->mParents.push_back(this);
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}
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}
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void NiGeometry::MaterialData::read(NIFStream* nif)
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{
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if (nif->getVersion() < NIFStream::generateVersion(10, 0, 1, 0))
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return;
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if (nif->getVersion() >= NIFStream::generateVersion(20, 2, 0, 5))
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mNames.resize(nif->get<uint32_t>());
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else if (nif->getVersion() <= NIFStream::generateVersion(20, 1, 0, 3))
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mNames.resize(nif->get<bool>());
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nif->readVector(mNames, mNames.size());
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nif->readVector(mExtra, mNames.size());
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if (nif->getVersion() >= NIFStream::generateVersion(20, 2, 0, 5))
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nif->read(mActive);
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if (nif->getVersion() >= NIFFile::NIFVersion::VER_BGS)
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nif->read(mNeedsUpdate);
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}
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void NiGeometry::read(NIFStream* nif)
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{
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NiAVObject::read(nif);
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mData.read(nif);
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if (nif->getVersion() >= NIFStream::generateVersion(3, 3, 0, 13))
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mSkin.read(nif);
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mMaterial.read(nif);
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if (nif->getVersion() == NIFFile::NIFVersion::VER_BGS
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&& nif->getBethVersion() > NIFFile::BethVersion::BETHVER_FO3)
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{
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mShaderProperty.read(nif);
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mAlphaProperty.read(nif);
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}
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}
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void NiGeometry::post(Reader& nif)
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{
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NiAVObject::post(nif);
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mData.post(nif);
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mSkin.post(nif);
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mShaderProperty.post(nif);
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mAlphaProperty.post(nif);
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if (recType != RC_NiParticles && !mSkin.empty())
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nif.setUseSkinning(true);
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if (!mData.empty())
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{
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switch (recType)
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{
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case RC_NiTriShape:
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case RC_BSLODTriShape:
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case RC_BSSegmentedTriShape:
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if (mData->recType != RC_NiTriShapeData)
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mData = NiGeometryDataPtr(nullptr);
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break;
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case RC_NiTriStrips:
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if (mData->recType != RC_NiTriStripsData)
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mData = NiGeometryDataPtr(nullptr);
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break;
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case RC_NiParticles:
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if (mData->recType != RC_NiParticlesData)
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mData = NiGeometryDataPtr(nullptr);
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break;
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case RC_NiLines:
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if (mData->recType != RC_NiLinesData)
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mData = NiGeometryDataPtr(nullptr);
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break;
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default:
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break;
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}
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}
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}
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void BSSegmentedTriShape::SegmentData::read(NIFStream* nif)
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{
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nif->read(mFlags);
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nif->read(mStartIndex);
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nif->read(mNumTriangles);
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}
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void BSSegmentedTriShape::read(NIFStream* nif)
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{
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NiTriShape::read(nif);
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mSegments.resize(nif->get<uint32_t>());
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for (SegmentData& segment : mSegments)
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segment.read(nif);
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}
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void BSLODTriShape::read(NIFStream* nif)
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{
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NiTriBasedGeom::read(nif);
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nif->readArray(mLOD);
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}
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void NiCamera::read(NIFStream* nif)
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{
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NiAVObject::read(nif);
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if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 0))
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nif->read(mCameraFlags);
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nif->read(mLeft);
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nif->read(mRight);
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nif->read(mTop);
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nif->read(mBottom);
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nif->read(mNearDist);
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nif->read(mFarDist);
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if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 0))
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nif->read(mOrthographic);
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nif->read(mVLeft);
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nif->read(mVRight);
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nif->read(mVTop);
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nif->read(mVBottom);
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nif->read(mLODAdjust);
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mScene.read(nif);
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nif->skip(4); // Unused
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if (nif->getVersion() >= NIFStream::generateVersion(4, 2, 1, 0))
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nif->skip(4); // Unused
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}
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void NiCamera::post(Reader& nif)
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{
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NiAVObject::post(nif);
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mScene.post(nif);
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}
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void NiSwitchNode::read(NIFStream* nif)
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{
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NiNode::read(nif);
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if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 0))
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nif->read(mSwitchFlags);
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nif->read(mInitialIndex);
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}
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void NiLODNode::read(NIFStream* nif)
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{
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NiSwitchNode::read(nif);
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if (nif->getVersion() > NIFStream::generateVersion(10, 0, 1, 0))
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{
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nif->skip(4); // NiLODData, unsupported at the moment
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return;
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}
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if (nif->getVersion() >= NIFFile::NIFVersion::VER_MW)
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nif->read(mLODCenter);
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mLODLevels.resize(nif->get<uint32_t>());
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for (LODRange& level : mLODLevels)
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{
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nif->read(level.mMinRange);
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nif->read(level.mMaxRange);
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}
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}
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void NiFltAnimationNode::read(NIFStream* nif)
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{
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NiSwitchNode::read(nif);
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nif->read(mDuration);
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}
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void NiSortAdjustNode::read(NIFStream* nif)
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{
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NiNode::read(nif);
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mMode = static_cast<SortingMode>(nif->get<uint32_t>());
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if (nif->getVersion() <= NIFStream::generateVersion(20, 0, 0, 3))
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mSubSorter.read(nif);
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}
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void NiSortAdjustNode::post(Reader& nif)
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{
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NiNode::post(nif);
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mSubSorter.post(nif);
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}
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void NiBillboardNode::read(NIFStream* nif)
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{
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NiNode::read(nif);
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if (nif->getVersion() >= NIFStream::generateVersion(10, 1, 0, 0))
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mMode = nif->get<uint16_t>() & 0x7;
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else
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mMode = (mFlags >> 5) & 0x3;
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}
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void NiDefaultAVObjectPalette::read(NIFStream* nif)
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{
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mScene.read(nif);
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uint32_t numObjects;
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nif->read(numObjects);
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for (uint32_t i = 0; i < numObjects; i++)
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mObjects[nif->getSizedString()].read(nif);
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}
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void NiDefaultAVObjectPalette::post(Reader& nif)
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{
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mScene.post(nif);
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for (auto& object : mObjects)
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object.second.post(nif);
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}
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void BSTreeNode::read(NIFStream* nif)
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{
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NiNode::read(nif);
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readRecordList(nif, mBones1);
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readRecordList(nif, mBones2);
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}
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void BSTreeNode::post(Reader& nif)
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{
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NiNode::post(nif);
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postRecordList(nif, mBones1);
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postRecordList(nif, mBones2);
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}
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void BSMultiBoundNode::read(NIFStream* nif)
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{
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NiNode::read(nif);
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mMultiBound.read(nif);
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if (nif->getBethVersion() >= NIFFile::BethVersion::BETHVER_SKY)
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mCullingType = static_cast<BSCPCullingType>(nif->get<uint32_t>());
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}
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void BSMultiBoundNode::post(Reader& nif)
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{
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NiNode::post(nif);
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mMultiBound.post(nif);
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}
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void BSTriShape::read(NIFStream* nif)
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{
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NiAVObject::read(nif);
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nif->read(mBoundingSphere);
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if (nif->getBethVersion() >= NIFFile::BethVersion::BETHVER_F76)
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nif->readArray(mBoundMinMax);
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mSkin.read(nif);
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mShaderProperty.read(nif);
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mAlphaProperty.read(nif);
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mVertDesc.read(nif);
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if (nif->getBethVersion() >= NIFFile::BethVersion::BETHVER_FO4)
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mTriangles.resize(nif->get<uint32_t>() * 3);
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else
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mTriangles.resize(nif->get<uint16_t>() * 3);
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mVertData.resize(nif->get<uint16_t>());
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nif->read(mDataSize);
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if (mDataSize > 0)
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{
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for (auto& vertex : mVertData)
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vertex.read(nif, mVertDesc.mFlags);
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nif->readVector(mTriangles, mTriangles.size());
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}
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if (nif->getBethVersion() == NIFFile::BethVersion::BETHVER_SSE)
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{
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nif->read(mParticleDataSize);
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if (mParticleDataSize > 0)
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{
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nif->readVector(mParticleVerts, mVertData.size() * 3);
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nif->readVector(mParticleNormals, mVertData.size() * 3);
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nif->readVector(mParticleTriangles, mTriangles.size());
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}
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}
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}
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void BSTriShape::post(Reader& nif)
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{
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NiAVObject::post(nif);
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mSkin.post(nif);
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mShaderProperty.post(nif);
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mAlphaProperty.post(nif);
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if (!mSkin.empty())
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nif.setUseSkinning(true);
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}
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void BSDynamicTriShape::read(NIFStream* nif)
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{
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BSTriShape::read(nif);
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nif->read(mDynamicDataSize);
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// nifly style.
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// Consider complaining if mDynamicDataSize * 16 != mVertData.size()?
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nif->readVector(mDynamicData, mVertData.size());
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}
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void BSMeshLODTriShape::read(NIFStream* nif)
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{
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BSTriShape::read(nif);
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nif->readArray(mLOD);
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}
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void BSSubIndexTriShape::SubSegment::read(NIFStream* nif)
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{
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nif->read(mStartIndex);
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nif->read(mNumPrimitives);
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nif->read(mArrayIndex);
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nif->skip(4); // Unknown
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}
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void BSSubIndexTriShape::Segment::read(NIFStream* nif)
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{
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nif->read(mStartIndex);
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nif->read(mNumPrimitives);
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nif->read(mParentArrayIndex);
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mSubSegments.resize(nif->get<uint32_t>());
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for (SubSegment& subsegment : mSubSegments)
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subsegment.read(nif);
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}
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void BSSubIndexTriShape::SubSegmentDataRecord::read(NIFStream* nif)
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{
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nif->read(mUserSlotID);
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nif->read(mMaterial);
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nif->readVector(mExtraData, nif->get<uint32_t>());
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}
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void BSSubIndexTriShape::SubSegmentData::read(NIFStream* nif)
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{
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uint32_t numArrayIndices;
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nif->read(numArrayIndices);
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mDataRecords.resize(nif->get<uint32_t>());
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nif->readVector(mArrayIndices, numArrayIndices);
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for (SubSegmentDataRecord& dataRecord : mDataRecords)
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dataRecord.read(nif);
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mSSFFile = nif->getSizedString(nif->get<uint16_t>());
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}
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void BSSubIndexTriShape::Segmentation::read(NIFStream* nif)
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{
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nif->read(mNumPrimitives);
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mSegments.resize(nif->get<uint32_t>());
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nif->read(mNumTotalSegments);
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for (Segment& segment : mSegments)
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segment.read(nif);
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if (mSegments.size() < mNumTotalSegments)
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mSubSegmentData.read(nif);
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}
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void BSSubIndexTriShape::read(NIFStream* nif)
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{
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BSTriShape::read(nif);
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if (nif->getBethVersion() == NIFFile::BethVersion::BETHVER_SSE)
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{
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mSegments.resize(nif->get<uint32_t>());
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for (BSSegmentedTriShape::SegmentData& segment : mSegments)
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segment.read(nif);
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}
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else if (nif->getBethVersion() >= NIFFile::BethVersion::BETHVER_FO4 && mDataSize > 0)
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mSegmentation.read(nif);
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}
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void BSVertexDesc::read(NIFStream* nif)
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{
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uint64_t data;
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nif->read(data);
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mVertexDataSize = (data & 0xF) >> 0x00;
|
|
mDynamicVertexSize = (data & 0xF0) >> 0x04;
|
|
mUV1Offset = (data & 0xF00) >> 0x08;
|
|
mUV2Offset = (data & 0xF000) >> 0x0C;
|
|
mNormalOffset = (data & 0xF0000) >> 0x10;
|
|
mTangentOffset = (data & 0xF00000) >> 0x14;
|
|
mColorOffset = (data & 0xF000000) >> 0x18;
|
|
mSkinningDataOffset = (data & 0xF0000000) >> 0x1C;
|
|
mLandscapeDataOffset = (data & 0xF00000000) >> 0x20;
|
|
mEyeDataOffset = (data & 0xF000000000) >> 0x24;
|
|
mFlags = (data & 0xFFF00000000000) >> 0x2C;
|
|
if (nif->getBethVersion() == NIFFile::BethVersion::BETHVER_SSE)
|
|
mFlags |= BSVertexDesc::VertexAttribute::Full_Precision;
|
|
}
|
|
|
|
void BSVertexData::read(NIFStream* nif, uint16_t flags)
|
|
{
|
|
bool fullPrecision = flags & BSVertexDesc::VertexAttribute::Full_Precision;
|
|
bool hasVertex = flags & BSVertexDesc::VertexAttribute::Vertex;
|
|
bool hasTangent = flags & BSVertexDesc::VertexAttribute::Tangents;
|
|
bool hasUV = flags & BSVertexDesc::VertexAttribute::UVs;
|
|
bool hasNormal = flags & BSVertexDesc::VertexAttribute::Normals;
|
|
bool hasVertexColor = flags & BSVertexDesc::VertexAttribute::Vertex_Colors;
|
|
bool hasSkinData = flags & BSVertexDesc::VertexAttribute::Skinned;
|
|
bool hasEyeData = flags & BSVertexDesc::VertexAttribute::Eye_Data;
|
|
|
|
if (hasVertex)
|
|
{
|
|
if (fullPrecision)
|
|
nif->read(mVertex);
|
|
else
|
|
nif->readArray(mHalfVertex);
|
|
}
|
|
|
|
if (hasUV)
|
|
nif->readArray(mUV);
|
|
|
|
if (hasNormal)
|
|
{
|
|
nif->readArray(mNormal);
|
|
if (hasTangent)
|
|
nif->readArray(mTangent);
|
|
}
|
|
|
|
if (hasVertexColor)
|
|
nif->readArray(mVertColor);
|
|
|
|
if (hasSkinData)
|
|
{
|
|
nif->readArray(mBoneWeights);
|
|
nif->readArray(mBoneIndices);
|
|
}
|
|
|
|
if (hasEyeData)
|
|
nif->read(mEyeData);
|
|
}
|
|
|
|
void BSValueNode::read(NIFStream* nif)
|
|
{
|
|
NiNode::read(nif);
|
|
|
|
nif->read(mValue);
|
|
nif->read(mValueFlags);
|
|
}
|
|
|
|
void BSOrderedNode::read(NIFStream* nif)
|
|
{
|
|
NiNode::read(nif);
|
|
|
|
nif->read(mAlphaSortBound);
|
|
nif->read(mStaticBound);
|
|
}
|
|
|
|
void BSRangeNode::read(NIFStream* nif)
|
|
{
|
|
NiNode::read(nif);
|
|
|
|
nif->read(mMin);
|
|
nif->read(mMax);
|
|
nif->read(mCurrent);
|
|
}
|
|
|
|
}
|