osg::AlphaFunc Class Reference
Encapsulates OpenGL glAlphaFunc.
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List of all members.
Public Types |
enum | ComparisonFunction {
NEVER = GL_NEVER,
LESS = GL_LESS,
EQUAL = GL_EQUAL,
LEQUAL = GL_LEQUAL,
GREATER = GL_GREATER,
NOTEQUAL = GL_NOTEQUAL,
GEQUAL = GL_GEQUAL,
ALWAYS = GL_ALWAYS
} |
Public Member Functions |
| AlphaFunc () |
| AlphaFunc (ComparisonFunction func, float ref) |
| AlphaFunc (const AlphaFunc &af, const CopyOp ©op=CopyOp::SHALLOW_COPY) |
| Copy constructor using CopyOp to manage deep vs shallow copy.
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| META_StateAttribute (osg, AlphaFunc, ALPHAFUNC) |
virtual int | compare (const StateAttribute &sa) const |
| Return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.
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virtual bool | getModeUsage (StateAttribute::ModeUsage &usage) const |
| Return the modes associated with this StateAttribute.
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void | setFunction (ComparisonFunction func, float ref) |
void | setFunction (ComparisonFunction func) |
ComparisonFunction | getFunction () const |
void | setReferenceValue (float value) |
float | getReferenceValue () const |
virtual void | apply (State &state) const |
| apply the OpenGL state attributes.
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Protected Member Functions |
virtual | ~AlphaFunc () |
Protected Attributes |
ComparisonFunction | _comparisonFunc |
float | _referenceValue |
Detailed Description
Encapsulates OpenGL glAlphaFunc.
Member Enumeration Documentation
- Enumerator:
NEVER |
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LESS |
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EQUAL |
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LEQUAL |
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GREATER |
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NOTEQUAL |
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GEQUAL |
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ALWAYS |
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Constructor & Destructor Documentation
osg::AlphaFunc::AlphaFunc |
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osg::AlphaFunc::AlphaFunc |
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const AlphaFunc & |
af, |
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const CopyOp & |
copyop = CopyOp::SHALLOW_COPY | |
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) |
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Copy constructor using CopyOp to manage deep vs shallow copy.
virtual osg::AlphaFunc::~AlphaFunc |
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[protected, virtual] |
Member Function Documentation
virtual void osg::AlphaFunc::apply |
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State & |
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) |
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.
virtual int osg::AlphaFunc::compare |
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const StateAttribute & |
sa |
) |
const [inline, virtual] |
float osg::AlphaFunc::getReferenceValue |
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const [inline] |
osg::AlphaFunc::META_StateAttribute |
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osg |
, |
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AlphaFunc |
, |
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ALPHAFUNC |
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void osg::AlphaFunc::setReferenceValue |
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float |
value |
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[inline] |
Member Data Documentation
The documentation for this class was generated from the following file: