// Copyright 2009-2021 Intel Corporation // SPDX-License-Identifier: Apache-2.0 #pragma once #include "default.h" #include "device.h" #include "buffer.h" #include "../common/point_query.h" #include "../builders/priminfo.h" namespace embree { class Scene; class Geometry; struct GeometryCounts { __forceinline GeometryCounts() : numFilterFunctions(0), numTriangles(0), numMBTriangles(0), numQuads(0), numMBQuads(0), numBezierCurves(0), numMBBezierCurves(0), numLineSegments(0), numMBLineSegments(0), numSubdivPatches(0), numMBSubdivPatches(0), numUserGeometries(0), numMBUserGeometries(0), numInstancesCheap(0), numMBInstancesCheap(0), numInstancesExpensive(0), numMBInstancesExpensive(0), numGrids(0), numMBGrids(0), numPoints(0), numMBPoints(0) {} __forceinline size_t size() const { return numTriangles + numQuads + numBezierCurves + numLineSegments + numSubdivPatches + numUserGeometries + numInstancesCheap + numInstancesExpensive + numGrids + numPoints + numMBTriangles + numMBQuads + numMBBezierCurves + numMBLineSegments + numMBSubdivPatches + numMBUserGeometries + numMBInstancesCheap + numMBInstancesExpensive + numMBGrids + numMBPoints; } __forceinline unsigned int enabledGeometryTypesMask() const { unsigned int mask = 0; if (numTriangles) mask |= 1 << 0; if (numQuads) mask |= 1 << 1; if (numBezierCurves+numLineSegments) mask |= 1 << 2; if (numSubdivPatches) mask |= 1 << 3; if (numUserGeometries) mask |= 1 << 4; if (numInstancesCheap) mask |= 1 << 5; if (numInstancesExpensive) mask |= 1 << 6; if (numGrids) mask |= 1 << 7; if (numPoints) mask |= 1 << 8; unsigned int maskMB = 0; if (numMBTriangles) maskMB |= 1 << 0; if (numMBQuads) maskMB |= 1 << 1; if (numMBBezierCurves+numMBLineSegments) maskMB |= 1 << 2; if (numMBSubdivPatches) maskMB |= 1 << 3; if (numMBUserGeometries) maskMB |= 1 << 4; if (numMBInstancesCheap) maskMB |= 1 << 5; if (numMBInstancesExpensive) maskMB |= 1 << 6; if (numMBGrids) maskMB |= 1 << 7; if (numMBPoints) maskMB |= 1 << 8; return (mask<<8) + maskMB; } __forceinline GeometryCounts operator+ (GeometryCounts const & rhs) const { GeometryCounts ret; ret.numFilterFunctions = numFilterFunctions + rhs.numFilterFunctions; ret.numTriangles = numTriangles + rhs.numTriangles; ret.numMBTriangles = numMBTriangles + rhs.numMBTriangles; ret.numQuads = numQuads + rhs.numQuads; ret.numMBQuads = numMBQuads + rhs.numMBQuads; ret.numBezierCurves = numBezierCurves + rhs.numBezierCurves; ret.numMBBezierCurves = numMBBezierCurves + rhs.numMBBezierCurves; ret.numLineSegments = numLineSegments + rhs.numLineSegments; ret.numMBLineSegments = numMBLineSegments + rhs.numMBLineSegments; ret.numSubdivPatches = numSubdivPatches + rhs.numSubdivPatches; ret.numMBSubdivPatches = numMBSubdivPatches + rhs.numMBSubdivPatches; ret.numUserGeometries = numUserGeometries + rhs.numUserGeometries; ret.numMBUserGeometries = numMBUserGeometries + rhs.numMBUserGeometries; ret.numInstancesCheap = numInstancesCheap + rhs.numInstancesCheap; ret.numMBInstancesCheap = numMBInstancesCheap + rhs.numMBInstancesCheap; ret.numInstancesExpensive = numInstancesExpensive + rhs.numInstancesExpensive; ret.numMBInstancesExpensive = numMBInstancesExpensive + rhs.numMBInstancesExpensive; ret.numGrids = numGrids + rhs.numGrids; ret.numMBGrids = numMBGrids + rhs.numMBGrids; ret.numPoints = numPoints + rhs.numPoints; ret.numMBPoints = numMBPoints + rhs.numMBPoints; return ret; } size_t numFilterFunctions; //!< number of geometries with filter functions enabled size_t numTriangles; //!< number of enabled triangles size_t numMBTriangles; //!< number of enabled motion blurred triangles size_t numQuads; //!< number of enabled quads size_t numMBQuads; //!< number of enabled motion blurred quads size_t numBezierCurves; //!< number of enabled curves size_t numMBBezierCurves; //!< number of enabled motion blurred curves size_t numLineSegments; //!< number of enabled line segments size_t numMBLineSegments; //!< number of enabled line motion blurred segments size_t numSubdivPatches; //!< number of enabled subdivision patches size_t numMBSubdivPatches; //!< number of enabled motion blurred subdivision patches size_t numUserGeometries; //!< number of enabled user geometries size_t numMBUserGeometries; //!< number of enabled motion blurred user geometries size_t numInstancesCheap; //!< number of enabled cheap instances size_t numMBInstancesCheap; //!< number of enabled motion blurred cheap instances size_t numInstancesExpensive; //!< number of enabled expensive instances size_t numMBInstancesExpensive; //!< number of enabled motion blurred expensive instances size_t numGrids; //!< number of enabled grid geometries size_t numMBGrids; //!< number of enabled motion blurred grid geometries size_t numPoints; //!< number of enabled points size_t numMBPoints; //!< number of enabled motion blurred points }; /*! Base class all geometries are derived from */ class Geometry : public RefCount { friend class Scene; public: /*! type of geometry */ enum GType { GTY_FLAT_LINEAR_CURVE = 0, GTY_ROUND_LINEAR_CURVE = 1, GTY_ORIENTED_LINEAR_CURVE = 2, GTY_CONE_LINEAR_CURVE = 3, GTY_FLAT_BEZIER_CURVE = 4, GTY_ROUND_BEZIER_CURVE = 5, GTY_ORIENTED_BEZIER_CURVE = 6, GTY_FLAT_BSPLINE_CURVE = 8, GTY_ROUND_BSPLINE_CURVE = 9, GTY_ORIENTED_BSPLINE_CURVE = 10, GTY_FLAT_HERMITE_CURVE = 12, GTY_ROUND_HERMITE_CURVE = 13, GTY_ORIENTED_HERMITE_CURVE = 14, GTY_FLAT_CATMULL_ROM_CURVE = 16, GTY_ROUND_CATMULL_ROM_CURVE = 17, GTY_ORIENTED_CATMULL_ROM_CURVE = 18, GTY_TRIANGLE_MESH = 20, GTY_QUAD_MESH = 21, GTY_GRID_MESH = 22, GTY_SUBDIV_MESH = 23, GTY_SPHERE_POINT = 25, GTY_DISC_POINT = 26, GTY_ORIENTED_DISC_POINT = 27, GTY_USER_GEOMETRY = 29, GTY_INSTANCE_CHEAP = 30, GTY_INSTANCE_EXPENSIVE = 31, GTY_END = 32, GTY_BASIS_LINEAR = 0, GTY_BASIS_BEZIER = 4, GTY_BASIS_BSPLINE = 8, GTY_BASIS_HERMITE = 12, GTY_BASIS_CATMULL_ROM = 16, GTY_BASIS_MASK = 28, GTY_SUBTYPE_FLAT_CURVE = 0, GTY_SUBTYPE_ROUND_CURVE = 1, GTY_SUBTYPE_ORIENTED_CURVE = 2, GTY_SUBTYPE_MASK = 3, }; enum GSubType { GTY_SUBTYPE_DEFAULT= 0, GTY_SUBTYPE_INSTANCE_LINEAR = 0, GTY_SUBTYPE_INSTANCE_QUATERNION = 1 }; enum GTypeMask { MTY_FLAT_LINEAR_CURVE = 1ul << GTY_FLAT_LINEAR_CURVE, MTY_ROUND_LINEAR_CURVE = 1ul << GTY_ROUND_LINEAR_CURVE, MTY_CONE_LINEAR_CURVE = 1ul << GTY_CONE_LINEAR_CURVE, MTY_ORIENTED_LINEAR_CURVE = 1ul << GTY_ORIENTED_LINEAR_CURVE, MTY_FLAT_BEZIER_CURVE = 1ul << GTY_FLAT_BEZIER_CURVE, MTY_ROUND_BEZIER_CURVE = 1ul << GTY_ROUND_BEZIER_CURVE, MTY_ORIENTED_BEZIER_CURVE = 1ul << GTY_ORIENTED_BEZIER_CURVE, MTY_FLAT_BSPLINE_CURVE = 1ul << GTY_FLAT_BSPLINE_CURVE, MTY_ROUND_BSPLINE_CURVE = 1ul << GTY_ROUND_BSPLINE_CURVE, MTY_ORIENTED_BSPLINE_CURVE = 1ul << GTY_ORIENTED_BSPLINE_CURVE, MTY_FLAT_HERMITE_CURVE = 1ul << GTY_FLAT_HERMITE_CURVE, MTY_ROUND_HERMITE_CURVE = 1ul << GTY_ROUND_HERMITE_CURVE, MTY_ORIENTED_HERMITE_CURVE = 1ul << GTY_ORIENTED_HERMITE_CURVE, MTY_FLAT_CATMULL_ROM_CURVE = 1ul << GTY_FLAT_CATMULL_ROM_CURVE, MTY_ROUND_CATMULL_ROM_CURVE = 1ul << GTY_ROUND_CATMULL_ROM_CURVE, MTY_ORIENTED_CATMULL_ROM_CURVE = 1ul << GTY_ORIENTED_CATMULL_ROM_CURVE, MTY_CURVE2 = MTY_FLAT_LINEAR_CURVE | MTY_ROUND_LINEAR_CURVE | MTY_CONE_LINEAR_CURVE | MTY_ORIENTED_LINEAR_CURVE, MTY_CURVE4 = MTY_FLAT_BEZIER_CURVE | MTY_ROUND_BEZIER_CURVE | MTY_ORIENTED_BEZIER_CURVE | MTY_FLAT_BSPLINE_CURVE | MTY_ROUND_BSPLINE_CURVE | MTY_ORIENTED_BSPLINE_CURVE | MTY_FLAT_HERMITE_CURVE | MTY_ROUND_HERMITE_CURVE | MTY_ORIENTED_HERMITE_CURVE | MTY_FLAT_CATMULL_ROM_CURVE | MTY_ROUND_CATMULL_ROM_CURVE | MTY_ORIENTED_CATMULL_ROM_CURVE, MTY_SPHERE_POINT = 1ul << GTY_SPHERE_POINT, MTY_DISC_POINT = 1ul << GTY_DISC_POINT, MTY_ORIENTED_DISC_POINT = 1ul << GTY_ORIENTED_DISC_POINT, MTY_POINTS = MTY_SPHERE_POINT | MTY_DISC_POINT | MTY_ORIENTED_DISC_POINT, MTY_CURVES = MTY_CURVE2 | MTY_CURVE4 | MTY_POINTS, MTY_TRIANGLE_MESH = 1ul << GTY_TRIANGLE_MESH, MTY_QUAD_MESH = 1ul << GTY_QUAD_MESH, MTY_GRID_MESH = 1ul << GTY_GRID_MESH, MTY_SUBDIV_MESH = 1ul << GTY_SUBDIV_MESH, MTY_USER_GEOMETRY = 1ul << GTY_USER_GEOMETRY, MTY_INSTANCE_CHEAP = 1ul << GTY_INSTANCE_CHEAP, MTY_INSTANCE_EXPENSIVE = 1ul << GTY_INSTANCE_EXPENSIVE, MTY_INSTANCE = MTY_INSTANCE_CHEAP | MTY_INSTANCE_EXPENSIVE }; static const char* gtype_names[GTY_END]; enum class State : unsigned { MODIFIED = 0, COMMITTED = 1, }; public: /*! Geometry constructor */ Geometry (Device* device, GType gtype, unsigned int numPrimitives, unsigned int numTimeSteps); /*! Geometry destructor */ virtual ~Geometry(); public: /*! tests if geometry is enabled */ __forceinline bool isEnabled() const { return enabled; } /*! tests if geometry is disabled */ __forceinline bool isDisabled() const { return !isEnabled(); } /*! tests if that geometry has some filter function set */ __forceinline bool hasFilterFunctions () const { return (intersectionFilterN != nullptr) || (occlusionFilterN != nullptr); } /*! returns geometry type */ __forceinline GType getType() const { return gtype; } /*! returns curve type */ __forceinline GType getCurveType() const { return (GType)(gtype & GTY_SUBTYPE_MASK); } /*! returns curve basis */ __forceinline GType getCurveBasis() const { return (GType)(gtype & GTY_BASIS_MASK); } /*! returns geometry type mask */ __forceinline GTypeMask getTypeMask() const { return (GTypeMask)(1 << gtype); } /*! returns number of primitives */ __forceinline size_t size() const { return numPrimitives; } /*! sets the number of primitives */ virtual void setNumPrimitives(unsigned int numPrimitives_in); /*! sets number of time steps */ virtual void setNumTimeSteps (unsigned int numTimeSteps_in); /*! sets motion blur time range */ void setTimeRange (const BBox1f range); /*! sets number of vertex attributes */ virtual void setVertexAttributeCount (unsigned int N) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! sets number of topologies */ virtual void setTopologyCount (unsigned int N) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! sets the build quality */ void setBuildQuality(RTCBuildQuality quality_in) { this->quality = quality_in; Geometry::update(); } /* calculate time segment itime and fractional time ftime */ __forceinline int timeSegment(float time, float& ftime) const { return getTimeSegment(time,time_range.lower,time_range.upper,fnumTimeSegments,ftime); } template __forceinline vint timeSegment(const vfloat& time, vfloat& ftime) const { return getTimeSegment(time,vfloat(time_range.lower),vfloat(time_range.upper),vfloat(fnumTimeSegments),ftime); } /* calculate overlapping time segment range */ __forceinline range timeSegmentRange(const BBox1f& range) const { return getTimeSegmentRange(range,time_range,fnumTimeSegments); } /* returns time that corresponds to time step */ __forceinline float timeStep(const int i) const { assert(i>=0 && i<(int)numTimeSteps); return time_range.lower + time_range.size()*float(i)/fnumTimeSegments; } /*! for all geometries */ public: /*! Enable geometry. */ virtual void enable(); /*! Update geometry. */ void update(); /*! commit of geometry */ virtual void commit(); /*! Update geometry buffer. */ virtual void updateBuffer(RTCBufferType type, unsigned int slot) { update(); // update everything for geometries not supporting this call } /*! Disable geometry. */ virtual void disable(); /*! Verify the geometry */ virtual bool verify() { return true; } /*! called before every build */ virtual void preCommit(); /*! called after every build */ virtual void postCommit(); virtual void addElementsToCount (GeometryCounts & counts) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); }; /*! sets constant tessellation rate for the geometry */ virtual void setTessellationRate(float N) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Sets the maximal curve radius scale allowed by min-width feature. */ virtual void setMaxRadiusScale(float s) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Set user data pointer. */ virtual void setUserData(void* ptr); /*! Get user data pointer. */ __forceinline void* getUserData() const { return userPtr; } /*! interpolates user data to the specified u/v location */ virtual void interpolate(const RTCInterpolateArguments* const args) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! interpolates user data to the specified u/v locations */ virtual void interpolateN(const RTCInterpolateNArguments* const args); /* point query api */ bool pointQuery(PointQuery* query, PointQueryContext* context); /*! for subdivision surfaces only */ public: virtual void setSubdivisionMode (unsigned topologyID, RTCSubdivisionMode mode) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } virtual void setVertexAttributeTopology(unsigned int vertexBufferSlot, unsigned int indexBufferSlot) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Set displacement function. */ virtual void setDisplacementFunction (RTCDisplacementFunctionN filter) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } virtual unsigned int getFirstHalfEdge(unsigned int faceID) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } virtual unsigned int getFace(unsigned int edgeID) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } virtual unsigned int getNextHalfEdge(unsigned int edgeID) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } virtual unsigned int getPreviousHalfEdge(unsigned int edgeID) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } virtual unsigned int getOppositeHalfEdge(unsigned int topologyID, unsigned int edgeID) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! get fast access to first vertex buffer if applicable */ virtual float * getCompactVertexArray () const { return nullptr; } /*! Returns the modified counter - how many times the geo has been modified */ __forceinline unsigned int getModCounter () const { return modCounter_; } /*! for triangle meshes and bezier curves only */ public: /*! Sets ray mask. */ virtual void setMask(unsigned mask) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Sets specified buffer. */ virtual void setBuffer(RTCBufferType type, unsigned int slot, RTCFormat format, const Ref& buffer, size_t offset, size_t stride, unsigned int num) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Gets specified buffer. */ virtual void* getBuffer(RTCBufferType type, unsigned int slot) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Set intersection filter function for ray packets of size N. */ virtual void setIntersectionFilterFunctionN (RTCFilterFunctionN filterN); /*! Set occlusion filter function for ray packets of size N. */ virtual void setOcclusionFilterFunctionN (RTCFilterFunctionN filterN); /*! for instances only */ public: /*! Sets the instanced scene */ virtual void setInstancedScene(const Ref& scene) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Sets transformation of the instance */ virtual void setTransform(const AffineSpace3fa& transform, unsigned int timeStep) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Sets transformation of the instance */ virtual void setQuaternionDecomposition(const AffineSpace3ff& qd, unsigned int timeStep) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Returns the transformation of the instance */ virtual AffineSpace3fa getTransform(float time) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! for user geometries only */ public: /*! Set bounds function. */ virtual void setBoundsFunction (RTCBoundsFunction bounds, void* userPtr) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Set intersect function for ray packets of size N. */ virtual void setIntersectFunctionN (RTCIntersectFunctionN intersect) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Set occlusion function for ray packets of size N. */ virtual void setOccludedFunctionN (RTCOccludedFunctionN occluded) { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"operation not supported for this geometry"); } /*! Set point query function. */ void setPointQueryFunction(RTCPointQueryFunction func); /*! returns number of time segments */ __forceinline unsigned numTimeSegments () const { return numTimeSteps-1; } public: virtual PrimInfo createPrimRefArray(mvector& prims, const range& r, size_t k, unsigned int geomID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"createPrimRefArray not implemented for this geometry"); } virtual PrimInfo createPrimRefArrayMB(mvector& prims, size_t itime, const range& r, size_t k, unsigned int geomID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"createPrimRefMBArray not implemented for this geometry"); } virtual PrimInfoMB createPrimRefMBArray(mvector& prims, const BBox1f& t0t1, const range& r, size_t k, unsigned int geomID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"createPrimRefMBArray not implemented for this geometry"); } virtual LinearSpace3fa computeAlignedSpace(const size_t primID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"computeAlignedSpace not implemented for this geometry"); } virtual LinearSpace3fa computeAlignedSpaceMB(const size_t primID, const BBox1f time_range) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"computeAlignedSpace not implemented for this geometry"); } virtual Vec3fa computeDirection(unsigned int primID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"computeDirection not implemented for this geometry"); } virtual Vec3fa computeDirection(unsigned int primID, size_t time) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"computeDirection not implemented for this geometry"); } virtual BBox3fa vbounds(size_t primID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"vbounds not implemented for this geometry"); } virtual BBox3fa vbounds(const LinearSpace3fa& space, size_t primID) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"vbounds not implemented for this geometry"); } virtual BBox3fa vbounds(const Vec3fa& ofs, const float scale, const float r_scale0, const LinearSpace3fa& space, size_t i, size_t itime = 0) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"vbounds not implemented for this geometry"); } virtual LBBox3fa vlinearBounds(size_t primID, const BBox1f& time_range) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"vlinearBounds not implemented for this geometry"); } virtual LBBox3fa vlinearBounds(const LinearSpace3fa& space, size_t primID, const BBox1f& time_range) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"vlinearBounds not implemented for this geometry"); } virtual LBBox3fa vlinearBounds(const Vec3fa& ofs, const float scale, const float r_scale0, const LinearSpace3fa& space, size_t primID, const BBox1f& time_range) const { throw_RTCError(RTC_ERROR_INVALID_OPERATION,"vlinearBounds not implemented for this geometry"); } public: __forceinline bool hasIntersectionFilter() const { return intersectionFilterN != nullptr; } __forceinline bool hasOcclusionFilter() const { return occlusionFilterN != nullptr; } public: Device* device; //!< device this geometry belongs to void* userPtr; //!< user pointer unsigned int numPrimitives; //!< number of primitives of this geometry unsigned int numTimeSteps; //!< number of time steps float fnumTimeSegments; //!< number of time segments (precalculation) BBox1f time_range; //!< motion blur time range unsigned int mask; //!< for masking out geometry unsigned int modCounter_ = 1; //!< counter for every modification - used to rebuild scenes when geo is modified struct { GType gtype : 8; //!< geometry type GSubType gsubtype : 8; //!< geometry subtype RTCBuildQuality quality : 3; //!< build quality for geometry unsigned state : 2; bool enabled : 1; //!< true if geometry is enabled }; RTCFilterFunctionN intersectionFilterN; RTCFilterFunctionN occlusionFilterN; RTCPointQueryFunction pointQueryFunc; }; }