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#ifndef OPENMW_COMPONENTS_NIF_PARTICLE_HPP
#define OPENMW_COMPONENTS_NIF_PARTICLE_HPP
#include "base.hpp"
#include "controller.hpp"
#include "data.hpp"
#include "node.hpp"
namespace Nif
{
struct NiParticleModifier : Record
{
NiParticleModifierPtr mNext;
NiTimeControllerPtr mController;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiParticleGrowFade : NiParticleModifier
{
float mGrowTime;
float mFadeTime;
void read(NIFStream* nif) override;
};
struct NiParticleColorModifier : NiParticleModifier
{
NiColorDataPtr mData;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
enum class ForceType : uint32_t
{
Wind = 0, // Fixed direction
Point = 1, // Fixed origin
};
enum class DecayType : uint32_t
{
None = 0, // f(Distance) = 1.0
Linear = 1, // f(Distance) = (Range - Distance) / Range
Exponential = 2, // f(Distance) = exp(-Distance / Range)
};
enum class SymmetryType : uint32_t
{
Spherical = 0,
Cylindrical = 1, // Perpendicular to direction axis
Planar = 2, // Parallel to direction axis
};
struct NiGravity : NiParticleModifier
{
float mDecay{ 0.f };
float mForce;
ForceType mType;
osg::Vec3f mPosition;
osg::Vec3f mDirection;
void read(NIFStream* nif) override;
};
struct NiParticleBomb : NiParticleModifier
{
float mRange;
float mDuration;
float mStrength;
float mStartTime;
DecayType mDecayType;
SymmetryType mSymmetryType;
osg::Vec3f mPosition;
osg::Vec3f mDirection;
void read(NIFStream* nif);
};
struct NiParticleCollider : NiParticleModifier
{
float mBounceFactor;
bool mSpawnOnCollision{ false };
bool mDieOnCollision{ false };
void read(NIFStream* nif) override;
};
// NiPinaColada
struct NiPlanarCollider : NiParticleCollider
{
osg::Vec2f mExtents;
osg::Vec3f mPosition;
osg::Vec3f mXVector, mYVector;
osg::Vec3f mPlaneNormal;
float mPlaneDistance;
void read(NIFStream* nif) override;
};
struct NiSphericalCollider : NiParticleCollider
{
float mRadius;
osg::Vec3f mCenter;
void read(NIFStream* nif) override;
};
struct NiParticleRotation : NiParticleModifier
{
uint8_t mRandomInitialAxis;
osg::Vec3f mInitialAxis;
float mRotationSpeed;
void read(NIFStream* nif) override;
};
struct NiParticlesData : NiGeometryData
{
uint16_t mNumParticles{ 0 };
uint16_t mActiveCount;
std::vector<float> mRadii;
std::vector<float> mSizes;
std::vector<osg::Quat> mRotations;
std::vector<float> mRotationAngles;
std::vector<osg::Vec3f> mRotationAxes;
bool mHasTextureIndices{ false };
std::vector<osg::Vec4f> mSubtextureOffsets;
float mAspectRatio{ 1.f };
uint16_t mAspectFlags{ 0 };
float mAspectRatio2;
float mAspectSpeed, mAspectSpeed2;
void read(NIFStream* nif) override;
};
struct NiRotatingParticlesData : NiParticlesData
{
void read(NIFStream* nif) override;
};
struct BSMasterParticleSystem : NiNode
{
uint16_t mMaxEmitters;
NiAVObjectList mParticleSystems;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiParticleSystem : NiParticles
{
osg::BoundingSpheref mBoundingSphere;
std::array<float, 6> mBoundMinMax;
BSVertexDesc mVertDesc;
std::array<uint16_t, 4> mNearFar;
bool mWorldSpace{ true };
NiPSysModifierList mModifiers;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysData : NiParticlesData
{
std::vector<NiParticleInfo> mParticles;
std::vector<float> mRotationSpeeds;
uint16_t mNumAddedParticles;
uint16_t mAddedParticlesBase;
void read(NIFStream* nif) override;
};
struct NiMeshPSysData : NiPSysData
{
uint32_t mDefaultPoolSize;
bool mFillPoolsOnLoad;
std::vector<uint32_t> mGenerations;
NiAVObjectPtr mParticleMeshes;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct BSStripPSysData : NiPSysData
{
uint16_t mMaxPointCount;
float mStartCapSize;
float mEndCapSize;
bool mDoZPrepass;
void read(NIFStream* nif) override;
};
// Abstract
struct NiPSysModifier : Record
{
enum class NiPSysModifierOrder : uint32_t
{
KillOldParticles = 0,
BSLOD = 1,
Emitter = 1000,
Spawn = 2000,
BSStripUpdateFO3 = 2500,
General = 3000,
Force = 4000,
Collider = 5000,
PosUpdate = 6000,
PostPosUpdate = 6500,
WorldshiftPartspawn = 6600,
BoundUpdate = 7000,
BSStripUpdateSK = 8000,
};
std::string mName;
NiPSysModifierOrder mOrder;
NiParticleSystemPtr mTarget;
bool mActive;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysAgeDeathModifier : NiPSysModifier
{
bool mSpawnOnDeath;
NiPSysSpawnModifierPtr mSpawnModifier;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysBombModifier : NiPSysModifier
{
NiAVObjectPtr mBombObject;
osg::Vec3f mBombAxis;
float mRange;
float mStrength;
DecayType mDecayType;
SymmetryType mSymmetryType;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysBoundUpdateModifier : NiPSysModifier
{
uint16_t mUpdateSkip;
void read(NIFStream* nif) override;
};
struct NiPSysColorModifier : NiPSysModifier
{
NiColorDataPtr mData;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysDragModifier : NiPSysModifier
{
NiAVObjectPtr mDragObject;
osg::Vec3f mDragAxis;
float mPercentage;
float mRange;
float mRangeFalloff;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysGravityModifier : NiPSysModifier
{
NiAVObjectPtr mGravityObject;
osg::Vec3f mGravityAxis;
float mDecay;
float mStrength;
ForceType mForceType;
float mTurbulence;
float mTurbulenceScale;
bool mWorldAligned;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysGrowFadeModifier : NiPSysModifier
{
float mGrowTime;
uint16_t mGrowGeneration;
float mFadeTime;
uint16_t mFadeGeneration;
float mBaseScale;
void read(NIFStream* nif) override;
};
struct NiPSysMeshUpdateModifier : NiPSysModifier
{
NiAVObjectList mMeshes;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysRotationModifier : NiPSysModifier
{
float mRotationSpeed;
float mRotationSpeedVariation;
float mRotationAngle;
float mRotationAngleVariation;
bool mRandomRotSpeedSign;
bool mRandomAxis;
osg::Vec3f mAxis;
void read(NIFStream* nif) override;
};
struct NiPSysSpawnModifier : NiPSysModifier
{
uint16_t mNumSpawnGenerations;
float mPercentageSpawned;
uint16_t mMinNumToSpawn;
uint16_t mMaxNumToSpawn;
float mSpawnSpeedVariation;
float mSpawnDirVariation;
float mLifespan;
float mLifespanVariation;
void read(NIFStream* nif) override;
};
struct BSParentVelocityModifier : NiPSysModifier
{
float mDamping;
void read(NIFStream* nif) override;
};
struct BSPSysHavokUpdateModifier : NiPSysMeshUpdateModifier
{
NiPSysModifierPtr mModifier;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct BSPSysInheritVelocityModifier : NiPSysModifier
{
NiAVObjectPtr mInheritObject;
float mInheritChance;
float mVelocityMult;
float mVelcoityVariation;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct BSPSysLODModifier : NiPSysModifier
{
float mLODStartDistance;
float mLODEndDistance;
float mEndEmitScale;
float mEndSize;
void read(NIFStream* nif) override;
};
struct BSPSysRecycleBoundModifier : NiPSysModifier
{
osg::Vec3f mBoundOffset;
osg::Vec3f mBoundExtents;
NiAVObjectPtr mBoundObject;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct BSPSysScaleModifier : NiPSysModifier
{
std::vector<float> mScales;
void read(NIFStream* nif) override;
};
struct BSPSysSimpleColorModifier : NiPSysModifier
{
float mFadeInPercent;
float mFadeOutPercent;
float mColor1EndPercent;
float mColor1StartPercent;
float mColor2EndPercent;
float mColor2StartPercent;
std::vector<osg::Vec4f> mColors;
void read(NIFStream* nif) override;
};
struct BSPSysStripUpdateModifier : NiPSysModifier
{
float mUpdateDeltaTime;
void read(NIFStream* nif) override;
};
struct BSPSysSubTexModifier : NiPSysModifier
{
float mStartFrame;
float mStartFrameFudge;
float mEndFrame;
float mLoopStartFrame;
float mLoopStartFrameFudge;
float mFrameCount;
float mFrameCountFudge;
void read(NIFStream* nif) override;
};
struct BSWindModifier : NiPSysModifier
{
float mStrength;
void read(NIFStream* nif) override;
};
// Abstract
struct NiPSysEmitter : NiPSysModifier
{
float mSpeed;
float mSpeedVariation;
float mDeclination;
float mDeclinationVariation;
float mPlanarAngle;
float mPlanarAngleVariation;
osg::Vec4f mInitialColor;
float mInitialRadius;
float mRadiusVariation;
float mLifespan;
float mLifespanVariation;
void read(NIFStream* nif) override;
};
// Abstract
struct NiPSysVolumeEmitter : NiPSysEmitter
{
NiAVObjectPtr mEmitterObject;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysBoxEmitter : NiPSysVolumeEmitter
{
float mWidth;
float mHeight;
float mDepth;
void read(NIFStream* nif) override;
};
struct NiPSysCylinderEmitter : NiPSysVolumeEmitter
{
float mRadius;
float mHeight;
void read(NIFStream* nif) override;
};
struct NiPSysMeshEmitter : NiPSysEmitter
{
NiAVObjectList mEmitterMeshes;
uint32_t mInitialVelocityType;
uint32_t mEmissionType;
osg::Vec3f mEmissionAxis;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysSphereEmitter : NiPSysVolumeEmitter
{
float mRadius;
void read(NIFStream* nif) override;
};
// Abstract
struct NiPSysModifierCtlr : NiSingleInterpController
{
std::string mModifierName;
void read(NIFStream* nif) override;
};
template <class DataPtr>
struct TypedNiPSysModifierCtlr : NiPSysModifierCtlr
{
DataPtr mData;
void read(NIFStream* nif) override
{
NiPSysModifierCtlr::read(nif);
if (nif->getVersion() <= NIFStream::generateVersion(10, 1, 0, 103))
mData.read(nif);
}
void post(Reader& nif) override
{
NiPSysModifierCtlr::post(nif);
mData.post(nif);
}
};
using NiPSysModifierBoolCtlr = TypedNiPSysModifierCtlr<NiVisDataPtr>;
using NiPSysModifierFloatCtlr = TypedNiPSysModifierCtlr<NiFloatDataPtr>;
struct NiPSysEmitterCtlr : NiPSysModifierCtlr
{
NiPSysEmitterCtlrDataPtr mData;
NiInterpolatorPtr mVisInterpolator;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct BSPSysMultiTargetEmitterCtlr : NiPSysEmitterCtlr
{
uint16_t mMaxEmitters;
BSMasterParticleSystemPtr mMasterPSys;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysEmitterCtlrData : Record
{
FloatKeyMapPtr mFloatKeyList;
BoolKeyMapPtr mVisKeyList;
void read(NIFStream* nif) override;
};
struct NiPSysCollider : Record
{
float mBounce;
bool mCollideSpawn;
bool mCollideDie;
NiPSysSpawnModifierPtr mSpawnModifier;
NiPSysColliderManagerPtr mParent;
NiPSysColliderPtr mNextCollider;
NiAVObjectPtr mColliderObject;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysColliderManager : NiPSysModifier
{
NiPSysColliderPtr mCollider;
void read(NIFStream* nif) override;
void post(Reader& nif) override;
};
struct NiPSysPlanarCollider : NiPSysCollider
{
float mWidth;
float mHeight;
osg::Vec3f mXAxis;
osg::Vec3f mYAxis;
void read(NIFStream* nif) override;
};
struct NiPSysSphericalCollider : NiPSysCollider
{
float mRadius;
void read(NIFStream* nif) override;
};
}
#endif
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