Implements a Delaunay Triangulation algorithm. More...

#include <ProceduralTriangulator.h>

Inheritance diagram for Procedural::Triangulator:

Public Member Functions
	Triangulator ()
	Default ctor. More...

Triangulator &	setShapeToTriangulate (const Shape *shape)
	Sets shape to triangulate. More...

Triangulator &	setMultiShapeToTriangulate (const MultiShape *multiShape)
	Sets multi shape to triangulate. More...

Triangulator &	setSegmentListToTriangulate (std::vector< Segment2D > *segList)
	Sets segment list to triangulate. More...

Triangulator &	setManualSuperTriangle (Triangle2D *tri)
	Sets manual super triangle (instead of letting Triangulator guessing it) More...

Triangulator &	setRemoveOutside (bool removeOutside)
	Sets if the outside of shape must be removed. More...

void	triangulate (std::vector< int > &output, PointList &outputVertices) const
	Executes the Constrained Delaunay Triangulation algorithm. More...

void	addToTriangleBuffer (TriangleBuffer &buffer) const
	Builds the mesh into the given TriangleBuffer. More...

Ogre::MeshPtr	realizeMesh (const std::string &name="", const Ogre::String &group="General")
	Builds a mesh. More...

TriangleBuffer	buildTriangleBuffer () const
	Outputs a triangleBuffer. More...

Triangulator &	setUTile (Ogre::Real uTile)
	Sets U Tile, ie the number by which u texture coordinates are multiplied (default=1) More...

Triangulator &	setVTile (Ogre::Real vTile)
	Sets V Tile, ie the number by which v texture coordinates are multiplied (default=1) More...

Triangulator &	setTextureRectangle (const Ogre::RealRect &textureRectangle)
	Sets the texture rectangle. More...

Triangulator &	setEnableNormals (bool enableNormals)
	Sets whether normals are enabled or not (default=true) More...

Triangulator &	setNumTexCoordSet (unsigned char numTexCoordSet)
	Sets the number of texture coordintate sets (default=1) More...

Triangulator &	setSwitchUV (bool switchUV)
	Sets whether to switch U and V texture coordinates. More...

Triangulator &	setOrientation (const Ogre::Quaternion &orientation)
	Sets an orientation to give when building the mesh. More...

Triangulator &	setPosition (const Ogre::Vector3 &position)
	Sets a translation baked into the resulting mesh. More...

Triangulator &	setPosition (Ogre::Real x, Ogre::Real y, Ogre::Real z)
	Sets a translation baked into the resulting mesh. More...

Triangulator &	setScale (const Ogre::Vector3 &scale)
	Sets a scale baked into the resulting mesh. More...

Triangulator &	setScale (Ogre::Real scale)
	Sets a uniform scale baked into the resulting mesh. More...

Triangulator &	setScale (Ogre::Real x, Ogre::Real y, Ogre::Real z)
	Sets a scale baked into the resulting mesh. More...

Triangulator &	resetTransforms ()
	Resets all transforms (orientation, position and scale) that would have been applied to the mesh to their default values. More...

Protected Member Functions
void	addPoint (TriangleBuffer &buffer, const Ogre::Vector3 &position, const Ogre::Vector3 &normal, const Ogre::Vector2 &uv) const
	Adds a new point to a triangle buffer, using the format defined for that MeshGenerator. More...

Protected Attributes
Ogre::Real	mUTile
	A pointer to the default scene manager. More...

Ogre::Real	mVTile
	V tile for texture coords generation. More...

bool	mEnableNormals
	Whether to produces normals or not. More...

unsigned char	mNumTexCoordSet
	The number of texture coordinate sets to include. More...

Ogre::Vector2	mUVOrigin
	Rectangle in which the texture coordinates will be placed. More...

bool	mSwitchUV
	If set to true, the UV coordinates coming from the mesh generator will be switched. More...

Ogre::Quaternion	mOrientation
	Orientation to apply the mesh. More...

Ogre::Vector3	mScale
	Scale to apply the mesh. More...

Ogre::Vector3	mPosition
	Position to apply to the mesh. More...

bool	mTransform

Detailed Description

Implements a Delaunay Triangulation algorithm.

It works on Shapes to build Triangle Buffers

Constructor & Destructor Documentation

◆ Triangulator()

Procedural::Triangulator::Triangulator ( )

Default ctor.

Member Function Documentation

◆ addPoint()

void Procedural::MeshGenerator< Triangulator >::addPoint	(	TriangleBuffer &	buffer,
		const Ogre::Vector3 &	position,
		const Ogre::Vector3 &	normal,
		const Ogre::Vector2 &	uv
	)		const

protectedinherited

Adds a new point to a triangle buffer, using the format defined for that MeshGenerator.

Parameters

buffer	the triangle buffer to update
position	the position of the new point
normal	the normal of the new point
uv	the uv texcoord of the new point

◆ addToTriangleBuffer()

void Procedural::Triangulator::addToTriangleBuffer ( TriangleBuffer & buffer ) const

virtual

Builds the mesh into the given TriangleBuffer.

Parameters

buffer The TriangleBuffer on where to append the mesh.

Implements Procedural::MeshGenerator< Triangulator >.

◆ buildTriangleBuffer()

TriangleBuffer Procedural::MeshGenerator< Triangulator >::buildTriangleBuffer

inherited

Outputs a triangleBuffer.

◆ realizeMesh()

Ogre::MeshPtr Procedural::MeshGenerator< Triangulator >::realizeMesh	(	const std::string &	name = `""`,
		const Ogre::String &	group = `"General"`
	)

inherited

Builds a mesh.

Parameters

name	of the mesh for the MeshManager
group	ressource group in which the mesh will be created

◆ resetTransforms()

Triangulator & Procedural::MeshGenerator< Triangulator >::resetTransforms

inherited

Resets all transforms (orientation, position and scale) that would have been applied to the mesh to their default values.

◆ setEnableNormals()

Triangulator & Procedural::MeshGenerator< Triangulator >::setEnableNormals ( bool enableNormals )

inherited

Sets whether normals are enabled or not (default=true)

◆ setManualSuperTriangle()

Triangulator& Procedural::Triangulator::setManualSuperTriangle ( Triangle2D * tri )

Sets manual super triangle (instead of letting Triangulator guessing it)

◆ setMultiShapeToTriangulate()

Triangulator& Procedural::Triangulator::setMultiShapeToTriangulate ( const MultiShape * multiShape )

Sets multi shape to triangulate.

◆ setNumTexCoordSet()

Triangulator & Procedural::MeshGenerator< Triangulator >::setNumTexCoordSet ( unsigned char numTexCoordSet )

inherited

Sets the number of texture coordintate sets (default=1)

◆ setOrientation()

Triangulator & Procedural::MeshGenerator< Triangulator >::setOrientation ( const Ogre::Quaternion & orientation )

inherited

Sets an orientation to give when building the mesh.

◆ setPosition() [1/2]

Triangulator & Procedural::MeshGenerator< Triangulator >::setPosition ( const Ogre::Vector3 & position )

inherited

Sets a translation baked into the resulting mesh.

◆ setPosition() [2/2]

Triangulator & Procedural::MeshGenerator< Triangulator >::setPosition	(	Ogre::Real	x,
		Ogre::Real	y,
		Ogre::Real	z
	)

inherited

Sets a translation baked into the resulting mesh.

◆ setRemoveOutside()

Triangulator& Procedural::Triangulator::setRemoveOutside ( bool removeOutside )

Sets if the outside of shape must be removed.

◆ setScale() [1/3]

Triangulator & Procedural::MeshGenerator< Triangulator >::setScale ( const Ogre::Vector3 & scale )

inherited

Sets a scale baked into the resulting mesh.

◆ setScale() [2/3]

Triangulator & Procedural::MeshGenerator< Triangulator >::setScale ( Ogre::Real scale )

inherited

Sets a uniform scale baked into the resulting mesh.

◆ setScale() [3/3]

Triangulator & Procedural::MeshGenerator< Triangulator >::setScale	(	Ogre::Real	x,
		Ogre::Real	y,
		Ogre::Real	z
	)

inherited

Sets a scale baked into the resulting mesh.

◆ setSegmentListToTriangulate()

Triangulator& Procedural::Triangulator::setSegmentListToTriangulate ( std::vector< Segment2D > * segList )

Sets segment list to triangulate.

◆ setShapeToTriangulate()

Triangulator& Procedural::Triangulator::setShapeToTriangulate ( const Shape * shape )

Sets shape to triangulate.

◆ setSwitchUV()

Triangulator & Procedural::MeshGenerator< Triangulator >::setSwitchUV ( bool switchUV )

inherited

Sets whether to switch U and V texture coordinates.

◆ setTextureRectangle()

Triangulator & Procedural::MeshGenerator< Triangulator >::setTextureRectangle ( const Ogre::RealRect & textureRectangle )

inherited

Sets the texture rectangle.

◆ setUTile()

Triangulator & Procedural::MeshGenerator< Triangulator >::setUTile ( Ogre::Real uTile )

inherited

Sets U Tile, ie the number by which u texture coordinates are multiplied (default=1)

◆ setVTile()

Triangulator & Procedural::MeshGenerator< Triangulator >::setVTile ( Ogre::Real vTile )

inherited

Sets V Tile, ie the number by which v texture coordinates are multiplied (default=1)

◆ triangulate()

void Procedural::Triangulator::triangulate	(	std::vector< int > &	output,
		PointList &	outputVertices
	)		const

Executes the Constrained Delaunay Triangulation algorithm.

Parameters

output	A vector of index where is outputed the resulting triangle indexes
outputVertices	A vector of vertices where is outputed the resulting triangle vertices

Exceptions

Ogre::InvalidStateException Either shape or multishape or segment list must be defined

Member Data Documentation

◆ mEnableNormals

bool Procedural::MeshGenerator< Triangulator >::mEnableNormals

protectedinherited

Whether to produces normals or not.

◆ mNumTexCoordSet

unsigned char Procedural::MeshGenerator< Triangulator >::mNumTexCoordSet

protectedinherited

The number of texture coordinate sets to include.

◆ mOrientation

Ogre::Quaternion Procedural::MeshGenerator< Triangulator >::mOrientation

protectedinherited

Orientation to apply the mesh.

◆ mPosition

Ogre::Vector3 Procedural::MeshGenerator< Triangulator >::mPosition

protectedinherited

Position to apply to the mesh.

◆ mScale

Ogre::Vector3 Procedural::MeshGenerator< Triangulator >::mScale

protectedinherited

Scale to apply the mesh.

◆ mSwitchUV

bool Procedural::MeshGenerator< Triangulator >::mSwitchUV

protectedinherited

If set to true, the UV coordinates coming from the mesh generator will be switched.

It can be used, for example, if your texture doesn't fit the mesh generator's assumptions about UV. If UV were to fit in a given rectangle, they still fit in it after the switch.

◆ mTransform

bool Procedural::MeshGenerator< Triangulator >::mTransform

protectedinherited

◆ mUTile

Ogre::Real Procedural::MeshGenerator< Triangulator >::mUTile

protectedinherited

A pointer to the default scene manager.

U tile for texture coords generation

◆ mUVOrigin

Ogre::Vector2 Procedural::MeshGenerator< Triangulator >::mUVOrigin

protectedinherited

Rectangle in which the texture coordinates will be placed.

◆ mVTile

Ogre::Real Procedural::MeshGenerator< Triangulator >::mVTile

protectedinherited

V tile for texture coords generation.

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

ProceduralTriangulator.h

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Triangulator()

Member Function Documentation

◆ addPoint()

◆ addToTriangleBuffer()

◆ buildTriangleBuffer()

◆ realizeMesh()

◆ resetTransforms()

◆ setEnableNormals()

◆ setManualSuperTriangle()

◆ setMultiShapeToTriangulate()

◆ setNumTexCoordSet()

◆ setOrientation()

◆ setPosition() [1/2]

◆ setPosition() [2/2]

◆ setRemoveOutside()

◆ setScale() [1/3]

◆ setScale() [2/3]

◆ setScale() [3/3]

◆ setSegmentListToTriangulate()

◆ setShapeToTriangulate()

◆ setSwitchUV()

◆ setTextureRectangle()

◆ setUTile()

◆ setVTile()

◆ triangulate()

Member Data Documentation

◆ mEnableNormals

◆ mNumTexCoordSet

◆ mOrientation

◆ mPosition

◆ mScale

◆ mSwitchUV

◆ mTransform

◆ mUTile

◆ mUVOrigin

◆ mVTile