Public Types | |
enum | Mode { LINEAR = GL_LINEAR, EXP = GL_EXP, EXP2 = GL_EXP2 } |
enum | FogCoordinateSource { FOG_COORDINATE = GL_FOG_COORDINATE, FRAGMENT_DEPTH = GL_FRAGMENT_DEPTH } |
Public Member Functions | |
Fog () | |
Fog (const Fog &fog, const CopyOp ©op=CopyOp::SHALLOW_COPY) | |
META_StateAttribute (osg, Fog, FOG) | |
virtual int | compare (const StateAttribute &sa) const |
virtual bool | getModeUsage (StateAttribute::ModeUsage &usage) const |
void | setMode (Mode mode) |
Mode | getMode () const |
void | setDensity (float density) |
float | getDensity () const |
void | setStart (float start) |
float | getStart () const |
void | setEnd (float end) |
float | getEnd () const |
void | setColor (const Vec4 &color) |
const Vec4 & | getColor () const |
void | setFogCoordinateSource (GLint source) |
GLint | getFogCoordinateSource () const |
virtual void | apply (State &state) const |
Protected Member Functions | |
virtual | ~Fog () |
Protected Attributes | |
Mode | _mode |
float | _density |
float | _start |
float | _end |
Vec4 | _color |
GLint | _fogCoordinateSource |
enum osg::Fog::Mode |
osg::Fog::Fog | ( | ) |
Copy constructor using CopyOp to manage deep vs shallow copy.
virtual osg::Fog::~Fog | ( | ) | [protected, virtual] |
osg::Fog::META_StateAttribute | ( | osg | , | |
Fog | , | |||
FOG | ||||
) |
virtual int osg::Fog::compare | ( | const StateAttribute & | sa | ) | const [inline, virtual] |
return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.
Implements osg::StateAttribute.
References COMPARE_StateAttribute_Parameter, and COMPARE_StateAttribute_Types.
virtual bool osg::Fog::getModeUsage | ( | StateAttribute::ModeUsage & | ) | const [inline, virtual] |
Return the modes associated with this StateAttribute.
Reimplemented from osg::StateAttribute.
References osg::StateAttribute::ModeUsage::usesMode().
void osg::Fog::setMode | ( | Mode | mode | ) | [inline] |
Mode osg::Fog::getMode | ( | ) | const [inline] |
void osg::Fog::setDensity | ( | float | density | ) | [inline] |
float osg::Fog::getDensity | ( | ) | const [inline] |
void osg::Fog::setStart | ( | float | start | ) | [inline] |
float osg::Fog::getStart | ( | ) | const [inline] |
void osg::Fog::setEnd | ( | float | end | ) | [inline] |
float osg::Fog::getEnd | ( | ) | const [inline] |
void osg::Fog::setColor | ( | const Vec4 & | color | ) | [inline] |
const Vec4& osg::Fog::getColor | ( | ) | const [inline] |
void osg::Fog::setFogCoordinateSource | ( | GLint | source | ) | [inline] |
GLint osg::Fog::getFogCoordinateSource | ( | ) | const [inline] |
virtual void osg::Fog::apply | ( | State & | ) | const [virtual] |
apply the OpenGL state attributes. The render info for the current OpenGL context is passed in to allow the StateAttribute to obtain details on the the current context and state.
Reimplemented from osg::StateAttribute.
Mode osg::Fog::_mode [protected] |
float osg::Fog::_density [protected] |
float osg::Fog::_start [protected] |
float osg::Fog::_end [protected] |
Vec4 osg::Fog::_color [protected] |
GLint osg::Fog::_fogCoordinateSource [protected] |