vsg 1.1.10
VulkanSceneGraph library
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vsg::LineSegmentIntersector Class Reference

LineSegmentIntersector is an Intersector subclass that provides support for computing intersections between a line segment and geometry in the scene graph. More...

#include <LineSegmentIntersector.h>

Inheritance diagram for vsg::LineSegmentIntersector:
Collaboration diagram for vsg::LineSegmentIntersector:

Classes

class  Intersection
struct  LineSegment

Public Types

using Intersections = std::vector<ref_ptr<Intersection>>
Public Types inherited from vsg::Intersector
using NodePath = std::vector<const Node*>
using ArrayStateStack = std::vector<ref_ptr<ArrayState>>

Public Member Functions

 LineSegmentIntersector (const dvec3 &s, const dvec3 &e, ref_ptr< ArrayState > initialArrayData={})
 LineSegmentIntersector (const Camera &camera, int32_t x, int32_t y, ref_ptr< ArrayState > initialArrayData={})
ref_ptr< Intersectionadd (const dvec3 &coord, double ratio, const IndexRatios &indexRatios, uint32_t instanceIndex)
void pushTransform (const Transform &transform) override
 clone and transform this Intersector to provide a new Intersector in local coordinates
void popTransform () override
bool intersects (const dsphere &bs) override
 check for intersection with sphere
bool intersectDraw (uint32_t firstVertex, uint32_t vertexCount, uint32_t firstInstance, uint32_t instanceCount) override
 intersect with a vkCmdDraw primitive
bool intersectDrawIndexed (uint32_t firstIndex, uint32_t indexCount, uint32_t firstInstance, uint32_t instanceCount) override
 intersect with a vkCmdDrawIndexed primitive
Public Member Functions inherited from vsg::Inherit< Intersector, LineSegmentIntersector >
 Inherit (Args &&... args)
std::size_t sizeofObject () const noexcept override
const char * className () const noexcept override
const std::type_info & type_info () const noexcept override
bool is_compatible (const std::type_info &type) const noexcept override
int compare (const Object &rhs) const override
void accept (Visitor &visitor) override
Public Member Functions inherited from vsg::Intersector
 Intersector (ref_ptr< ArrayState > initialArrayState={})
void apply (const Node &node) override
void apply (const StateGroup &stategroup) override
void apply (const Transform &transform) override
void apply (const LOD &lod) override
void apply (const PagedLOD &plod) override
void apply (const CullNode &cn) override
void apply (const CullGroup &cn) override
void apply (const DepthSorted &cn) override
void apply (const VertexDraw &vid) override
void apply (const VertexIndexDraw &vid) override
void apply (const Geometry &geometry) override
void apply (const BindVertexBuffers &bvb) override
void apply (const BindIndexBuffer &bib) override
void apply (const Draw &draw) override
void apply (const DrawIndexed &drawIndexed) override
void apply (const BufferInfo &bufferInfo) override
void apply (const ushortArray &array) override
void apply (const uintArray &array) override
void apply (const TextTechnique &technique) override
std::vector< dmat4 > & localToWorldStack ()
 get the current local to world matrix stack
std::vector< dmat4 > & worldToLocalStack ()
 get the current world to local matrix stack
Public Member Functions inherited from vsg::Inherit< ConstVisitor, Intersector >
 Inherit (Args &&... args)
Public Member Functions inherited from vsg::ConstVisitor
 ConstVisitor (const ConstVisitor &rhs, const CopyOp &copyop={})
virtual InstrumentationgetInstrumentation ()
virtual void apply (const Object &)
virtual void apply (const Objects &)
virtual void apply (const External &)
virtual void apply (const Data &)
virtual void apply (const stringValue &)
virtual void apply (const wstringValue &)
virtual void apply (const boolValue &)
virtual void apply (const intValue &)
virtual void apply (const uintValue &)
virtual void apply (const floatValue &)
virtual void apply (const doubleValue &)
virtual void apply (const vec2Value &)
virtual void apply (const vec3Value &)
virtual void apply (const vec4Value &)
virtual void apply (const dvec2Value &)
virtual void apply (const dvec3Value &)
virtual void apply (const dvec4Value &)
virtual void apply (const bvec2Value &)
virtual void apply (const bvec3Value &)
virtual void apply (const bvec4Value &)
virtual void apply (const ubvec2Value &)
virtual void apply (const ubvec3Value &)
virtual void apply (const ubvec4Value &)
virtual void apply (const svec2Value &)
virtual void apply (const svec3Value &)
virtual void apply (const svec4Value &)
virtual void apply (const usvec2Value &)
virtual void apply (const usvec3Value &)
virtual void apply (const usvec4Value &)
virtual void apply (const ivec2Value &)
virtual void apply (const ivec3Value &)
virtual void apply (const ivec4Value &)
virtual void apply (const uivec2Value &)
virtual void apply (const uivec3Value &)
virtual void apply (const uivec4Value &)
virtual void apply (const mat4Value &)
virtual void apply (const dmat4Value &)
virtual void apply (const byteArray &)
virtual void apply (const ubyteArray &)
virtual void apply (const shortArray &)
virtual void apply (const intArray &)
virtual void apply (const floatArray &)
virtual void apply (const doubleArray &)
virtual void apply (const vec2Array &)
virtual void apply (const vec3Array &)
virtual void apply (const vec4Array &)
virtual void apply (const dvec2Array &)
virtual void apply (const dvec3Array &)
virtual void apply (const dvec4Array &)
virtual void apply (const bvec2Array &)
virtual void apply (const bvec3Array &)
virtual void apply (const bvec4Array &)
virtual void apply (const svec2Array &)
virtual void apply (const svec3Array &)
virtual void apply (const svec4Array &)
virtual void apply (const ivec2Array &)
virtual void apply (const ivec3Array &)
virtual void apply (const ivec4Array &)
virtual void apply (const ubvec2Array &)
virtual void apply (const ubvec3Array &)
virtual void apply (const ubvec4Array &)
virtual void apply (const usvec2Array &)
virtual void apply (const usvec3Array &)
virtual void apply (const usvec4Array &)
virtual void apply (const uivec2Array &)
virtual void apply (const uivec3Array &)
virtual void apply (const uivec4Array &)
virtual void apply (const mat4Array &)
virtual void apply (const dmat4Array &)
virtual void apply (const block64Array &)
virtual void apply (const block128Array &)
virtual void apply (const byteArray2D &)
virtual void apply (const ubyteArray2D &)
virtual void apply (const shortArray2D &)
virtual void apply (const ushortArray2D &)
virtual void apply (const intArray2D &)
virtual void apply (const uintArray2D &)
virtual void apply (const floatArray2D &)
virtual void apply (const doubleArray2D &)
virtual void apply (const vec2Array2D &)
virtual void apply (const vec3Array2D &)
virtual void apply (const vec4Array2D &)
virtual void apply (const dvec2Array2D &)
virtual void apply (const dvec3Array2D &)
virtual void apply (const dvec4Array2D &)
virtual void apply (const bvec2Array2D &)
virtual void apply (const bvec3Array2D &)
virtual void apply (const bvec4Array2D &)
virtual void apply (const svec2Array2D &)
virtual void apply (const svec3Array2D &)
virtual void apply (const svec4Array2D &)
virtual void apply (const ivec2Array2D &)
virtual void apply (const ivec3Array2D &)
virtual void apply (const ivec4Array2D &)
virtual void apply (const ubvec2Array2D &)
virtual void apply (const ubvec3Array2D &)
virtual void apply (const ubvec4Array2D &)
virtual void apply (const usvec2Array2D &)
virtual void apply (const usvec3Array2D &)
virtual void apply (const usvec4Array2D &)
virtual void apply (const uivec2Array2D &)
virtual void apply (const uivec3Array2D &)
virtual void apply (const uivec4Array2D &)
virtual void apply (const block64Array2D &)
virtual void apply (const block128Array2D &)
virtual void apply (const byteArray3D &)
virtual void apply (const ubyteArray3D &)
virtual void apply (const shortArray3D &)
virtual void apply (const ushortArray3D &)
virtual void apply (const intArray3D &)
virtual void apply (const uintArray3D &)
virtual void apply (const floatArray3D &)
virtual void apply (const doubleArray3D &)
virtual void apply (const vec2Array3D &)
virtual void apply (const vec3Array3D &)
virtual void apply (const vec4Array3D &)
virtual void apply (const dvec2Array3D &)
virtual void apply (const dvec3Array3D &)
virtual void apply (const dvec4Array3D &)
virtual void apply (const ubvec2Array3D &)
virtual void apply (const ubvec3Array3D &)
virtual void apply (const ubvec4Array3D &)
virtual void apply (const block64Array3D &)
virtual void apply (const block128Array3D &)
virtual void apply (const Compilable &)
virtual void apply (const Commands &)
virtual void apply (const Group &)
virtual void apply (const QuadGroup &)
virtual void apply (const MatrixTransform &)
virtual void apply (const CoordinateFrame &)
virtual void apply (const Layer &)
virtual void apply (const Bin &)
virtual void apply (const Switch &)
virtual void apply (const Light &)
virtual void apply (const AmbientLight &)
virtual void apply (const DirectionalLight &)
virtual void apply (const PointLight &)
virtual void apply (const SpotLight &)
virtual void apply (const InstrumentationNode &)
virtual void apply (const RegionOfInterest &)
virtual void apply (const Text &)
virtual void apply (const TextGroup &)
virtual void apply (const TextLayout &)
virtual void apply (const Animation &)
virtual void apply (const AnimationGroup &)
virtual void apply (const AnimationSampler &)
virtual void apply (const JointSampler &)
virtual void apply (const MorphSampler &)
virtual void apply (const TransformSampler &)
virtual void apply (const CameraSampler &)
virtual void apply (const Joint &)
virtual void apply (const ImageInfo &)
virtual void apply (const ImageView &)
virtual void apply (const Image &)
virtual void apply (const Command &)
virtual void apply (const StateCommand &)
virtual void apply (const StateSwitch &)
virtual void apply (const CommandBuffer &)
virtual void apply (const RenderPass &)
virtual void apply (const BindDescriptorSet &)
virtual void apply (const BindDescriptorSets &)
virtual void apply (const BindViewDescriptorSets &)
virtual void apply (const Descriptor &)
virtual void apply (const DescriptorBuffer &)
virtual void apply (const DescriptorImage &)
virtual void apply (const DescriptorSet &)
virtual void apply (const BindComputePipeline &)
virtual void apply (const BindGraphicsPipeline &)
virtual void apply (const BindRayTracingPipeline &)
virtual void apply (const GraphicsPipeline &)
virtual void apply (const ComputePipeline &)
virtual void apply (const RayTracingPipeline &)
virtual void apply (const GraphicsPipelineState &)
virtual void apply (const ShaderStage &)
virtual void apply (const VertexInputState &)
virtual void apply (const InputAssemblyState &)
virtual void apply (const TessellationState &)
virtual void apply (const ViewportState &)
virtual void apply (const RasterizationState &)
virtual void apply (const MultisampleState &)
virtual void apply (const DepthStencilState &)
virtual void apply (const ColorBlendState &)
virtual void apply (const DynamicState &)
virtual void apply (const ResourceHints &)
virtual void apply (const ClearAttachments &)
virtual void apply (const ClearColorImage &)
virtual void apply (const ClearDepthStencilImage &)
virtual void apply (const QueryPool &)
virtual void apply (const ResetQueryPool &)
virtual void apply (const BeginQuery &)
virtual void apply (const EndQuery &)
virtual void apply (const WriteTimestamp &)
virtual void apply (const CopyQueryPoolResults &)
virtual void apply (const DrawMeshTasks &)
virtual void apply (const DrawMeshTasksIndirect &)
virtual void apply (const DrawMeshTasksIndirectCount &)
virtual void apply (const UIEvent &)
virtual void apply (const WindowEvent &)
virtual void apply (const ExposeWindowEvent &)
virtual void apply (const ConfigureWindowEvent &)
virtual void apply (const CloseWindowEvent &)
virtual void apply (const FocusInEvent &)
virtual void apply (const FocusOutEvent &)
virtual void apply (const KeyEvent &)
virtual void apply (const KeyPressEvent &)
virtual void apply (const KeyReleaseEvent &)
virtual void apply (const PointerEvent &)
virtual void apply (const ButtonPressEvent &)
virtual void apply (const ButtonReleaseEvent &)
virtual void apply (const MoveEvent &)
virtual void apply (const TouchEvent &)
virtual void apply (const TouchDownEvent &)
virtual void apply (const TouchUpEvent &)
virtual void apply (const TouchMoveEvent &)
virtual void apply (const ScrollWheelEvent &)
virtual void apply (const TerminateEvent &)
virtual void apply (const FrameEvent &)
virtual void apply (const ShaderCompileSettings &)
virtual void apply (const Camera &)
virtual void apply (const CommandGraph &)
virtual void apply (const SecondaryCommandGraph &)
virtual void apply (const RenderGraph &)
virtual void apply (const View &)
virtual void apply (const Viewer &)
virtual void apply (const ViewMatrix &)
virtual void apply (const LookAt &)
virtual void apply (const LookDirection &)
virtual void apply (const RelativeViewMatrix &)
virtual void apply (const TrackingViewMatrix &)
virtual void apply (const ProjectionMatrix &)
virtual void apply (const Perspective &)
virtual void apply (const Orthographic &)
virtual void apply (const RelativeProjection &)
virtual void apply (const EllipsoidPerspective &)
virtual void apply (const FrameStamp &)
Public Member Functions inherited from vsg::Object
 Object (const Object &object, const CopyOp &copyop={})
Objectoperator= (const Object &)
template<class T>
T * cast ()
template<class T>
const T * cast () const
virtual ref_ptr< Objectclone (const CopyOp &copyop={}) const
virtual void traverse (Visitor &)
virtual void accept (ConstVisitor &visitor) const
virtual void traverse (ConstVisitor &) const
virtual void accept (RecordTraversal &visitor) const
virtual void traverse (RecordTraversal &) const
virtual void read (Input &input)
virtual void write (Output &output) const
void ref () const noexcept
void unref () const noexcept
void unref_nodelete () const noexcept
unsigned int referenceCount () const noexcept
template<typename T>
void setValue (const std::string &key, const T &value)
void setValue (const std::string &key, const char *value)
 specialization of setValue to handle passing C strings
template<typename T>
bool getValue (const std::string &key, T &value) const
 get specified value type, return false if value associated with key is not assigned or is not the correct type
void setObject (const std::string &key, ref_ptr< Object > object)
 assign an Object associated with key
ObjectgetObject (const std::string &key)
 get Object pointer associated with key, return nullptr if no object associated with key has been assigned
const ObjectgetObject (const std::string &key) const
 get const Object pointer associated with key, return nullptr if no object associated with key has been assigned
template<class T>
T * getObject (const std::string &key)
 get object pointer of specified type associated with key, return nullptr if no object associated with key has been assigned
template<class T>
const T * getObject (const std::string &key) const
 get const object pointer of specified type associated with key, return nullptr if no object associated with key has been assigned
ref_ptr< ObjectgetRefObject (const std::string &key)
 get ref_ptr<Object> associated with key, return nullptr if no object associated with key has been assigned
ref_ptr< const ObjectgetRefObject (const std::string &key) const
 get ref_ptr<const Object> pointer associated with key, return nullptr if no object associated with key has been assigned
template<class T>
ref_ptr< T > getRefObject (const std::string &key)
 get ref_ptr<T> of specified type associated with key, return nullptr if no object associated with key has been assigned
template<class T>
const ref_ptr< const T > getRefObject (const std::string &key) const
 get ref_ptr<const T> of specified type associated with key, return nullptr if no object associated with key has been assigned
void removeObject (const std::string &key)
 remove meta object or value associated with key
AuxiliarygetOrCreateAuxiliary ()
AuxiliarygetAuxiliary ()
const AuxiliarygetAuxiliary () const

Public Attributes

Intersections intersections
Public Attributes inherited from vsg::ConstVisitor
Mask traversalMask = MASK_ALL
Mask overrideMask = MASK_OFF

Protected Attributes

std::vector< LineSegment_lineSegmentStack
Protected Attributes inherited from vsg::Intersector
ArrayStateStack arrayStateStack
ref_ptr< const ushortArray > ushort_indices
ref_ptr< const uintArray > uint_indices
NodePath _nodePath

Additional Inherited Members

Static Public Member Functions inherited from vsg::Inherit< Intersector, LineSegmentIntersector >
static ref_ptr< LineSegmentIntersectorcreate (Args &&... args)
static ref_ptr< LineSegmentIntersectorcreate_if (bool flag, Args &&... args)
Static Public Member Functions inherited from vsg::Inherit< ConstVisitor, Intersector >
static ref_ptr< Intersectorcreate (Args &&... args)
static ref_ptr< Intersectorcreate_if (bool flag, Args &&... args)
Static Public Member Functions inherited from vsg::Object
static ref_ptr< Objectcreate ()
static ref_ptr< Objectcreate_if (bool flag)
static void * operator new (std::size_t count)
 provide new and delete to enable custom memory management via the vsg::Allocator singleton, using the MEMORY_AFFINTY_OBJECTS
static void operator delete (void *ptr)
Protected Member Functions inherited from vsg::Object
virtual void _attemptDelete () const
void setAuxiliary (Auxiliary *auxiliary)

Detailed Description

LineSegmentIntersector is an Intersector subclass that provides support for computing intersections between a line segment and geometry in the scene graph.

Member Function Documentation

◆ intersectDraw()

bool vsg::LineSegmentIntersector::intersectDraw ( uint32_t firstVertex,
uint32_t vertexCount,
uint32_t firstInstance,
uint32_t instanceCount )
overridevirtual

intersect with a vkCmdDraw primitive

Implements vsg::Intersector.

◆ intersectDrawIndexed()

bool vsg::LineSegmentIntersector::intersectDrawIndexed ( uint32_t firstIndex,
uint32_t indexCount,
uint32_t firstInstance,
uint32_t instanceCount )
overridevirtual

intersect with a vkCmdDrawIndexed primitive

Implements vsg::Intersector.

◆ intersects()

bool vsg::LineSegmentIntersector::intersects ( const dsphere & bs)
overridevirtual

check for intersection with sphere

Implements vsg::Intersector.

◆ popTransform()

void vsg::LineSegmentIntersector::popTransform ( )
overridevirtual

Implements vsg::Intersector.

◆ pushTransform()

void vsg::LineSegmentIntersector::pushTransform ( const Transform & transform)
overridevirtual

clone and transform this Intersector to provide a new Intersector in local coordinates

Implements vsg::Intersector.


The documentation for this class was generated from the following file: