sf::xgl::Tube Class Reference

Class to render a cylinder in OpenGL. Height of the cone is along the Z-axis where the tip is at (0, 0, 0). More...

#include <Tube.h>

Inheritance diagram for sf::xgl::Tube:

Collaboration diagram for sf::xgl::Tube:

Classes
struct	Parameters
	Parameters for generating the data. More...

Public Member Functions
	Tube (ShaderProgram *sp)
	Qt constructor only accepting a shader program.
void	generate () override
	Overridden from base class.
void	setSize (float height, float radius)
	Sets new sizes.
Public Member Functions inherited from sf::xgl::TVertexArray< VertexArrayBase::vmPosition|VertexArrayBase::vmNormal >
	TVertexArray (ShaderProgram *sp)
	Constructor.
	~TVertexArray () override
	Virtual destructor.
ShaderProgram *	shaderProgram ()
	Gets the associated shader program.
void	draw () final
	Overridden from base class VertexArrayBase. Uses new style OpenGL with a shader program.
void	paint () final
	Overridden from base class VertexArrayBase. Uses old style OpenGL without a shader program.
bool	hasColor () const final
	Overridden from base class VertexArrayBase.
bool	hasTexture () const final
	Overridden from base class VertexArrayBase.
void	setTexture (QOpenGLTexture *texture)
	Assigns the texture.
NormalsDataType	getNormalsData () const override
	Overridden from base class.
void	clearData () override
	Clears the data to generate array buffers.
Public Member Functions inherited from sf::xgl::VertexArrayBase
	VertexArrayBase (QOpenGLShaderProgram *parent)
	Default Qt object constructor. When the shader program is deleted, all vertex arrays referencing it should also be deleted.
void	triggerGenerate ()
	Sets a flag to trigger data generation when the data is called for.
void	setRenderOptions (RenderOptions options)
	Modify the render options which will trigger a regeneration of the vertices and indices.
RenderOptions	getRenderOptions () const
	Gets the render options.

Public Attributes
struct sf::xgl::Tube::Parameters	parameters
Public Attributes inherited from sf::xgl::TVertexArray< VertexArrayBase::vmPosition|VertexArrayBase::vmNormal >
QOpenGLBuffer	vbo
	Holds the vertex buffer object.
QOpenGLBuffer	ebo
	Holds the index buffer object for solid drawing.

Additional Inherited Members
Public Types inherited from sf::xgl::VertexArrayBase
enum	EVertexMember : VertexMember { vmPosition = 1 << 0 , vmNormal = 1 << 1 , vmColor = 1 << 2 , vmTexCoord = 1 << 3 }
	Possible member of a vertex structure. Where the position cannot be omitted as part of the vertex. More...
enum	EDrawMode { dmDrawArrays , dmDrawElements }
	Drawing mode of by the template. More...
enum	ERenderOption : int { roNone = 0 , roWires = 1 << 0 , roNormals = 1 << 1 }
	Render options. More...
typedef unsigned	VertexMember
	Type used to describe vertex structure members.
typedef TVector< std::pair< vector3f, vector3f > >	NormalsDataType
	Type for extracting normals from all used vertices.
Static Public Member Functions inherited from sf::xgl::VertexArrayBase
static const Color &	getDefaultColor ()
	Gets the default color used by the vertex structures when not set by the derived class. Created to have a single location for the default color. An example of how it is used:
static void	setDefaultColor (const QColor &color)
	Sets the default color used by the vertex structures when not set by the derived class.
Protected Types inherited from sf::xgl::TVertexArray< VertexArrayBase::vmPosition|VertexArrayBase::vmNormal >
using	Vertex
	Conditional vertex structure type. Used for memory locations.
typedef TVector< GLuint >	IndexVectorType
	Type definition for storing indices.
Protected Member Functions inherited from sf::xgl::TVertexArray< VertexArrayBase::vmPosition|VertexArrayBase::vmNormal >
bool	setup () override
	Sets up the vertex array for the OpenGL context.
void	setupLayout ()
	Sets up the layout of the Vertex structure for OpenGL.
void	setAttribPointer (ShaderProgram::Attribute sa, size_t offset)
	Makes a call to setVertexAttribPointer().
void	callModifyContext (const ModeRange &mr, bool before, bool draw, size_t mode_index)
	Calls the function modifyContext when overridden.
bool	checkData () const
	Check the data integrity of indices to vertices.
Protected Member Functions inherited from sf::xgl::VertexArrayBase
bool	callGenerate ()
	Makes a call to virtual function generate() when the _triggerGenerate flag is set using triggerGenerate().
virtual void	modifyContext (bool before, bool draw, size_t mode_index)
	Allows modifying the OpenGL context before and after drawing.
bool	isTriggered () const
	Gets the flag if data is to be (re-)generated. Flag is set to True initially.
Protected Attributes inherited from sf::xgl::TVertexArray< VertexArrayBase::vmPosition|VertexArrayBase::vmNormal >
TVector< Vertex >	_vertices
	Holds the data of the vertices before being copied to OpenGL memory.
IndexVectorType	_indices
	Holds the data of the indices for solid and wire drawing.
TVector< ModeRange >	_modes
	Modes to call glDrawArrays() or glDrawElements() depending on the _indices member not being empty.

Detailed Description

Class to render a cylinder in OpenGL. Height of the cone is along the Z-axis where the tip is at (0, 0, 0).

Constructor & Destructor Documentation

Tube()

sf::xgl::Tube::Tube ( ShaderProgram * sp )

explicit

Qt constructor only accepting a shader program.

Member Function Documentation

generate()

void sf::xgl::Tube::generate ( )

overridevirtual

Overridden from base class.

Implements sf::xgl::VertexArrayBase.

setSize()

void sf::xgl::Tube::setSize	(	float	height,
		float	radius )

Sets new sizes.

Member Data Documentation

parameters

struct sf::xgl::Tube::Parameters sf::xgl::Tube::parameters

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

• Tube.h