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Added support for stencil GL_INCR_WRAP and GL_DECR_WRAP operations

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This commit is contained in:
Robert Osfield 2007-01-18 17:00:42 +00:00
parent d60d04c8c4
commit ba9e355550
2 changed files with 13 additions and 1 deletions
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10
include/osg/Stencil
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@ -18,6 +18,12 @@
namespace osg {
#ifndef GL_INCR_WRAP
#define GL_INCR_WRAP 0x8507
#define GL_DECR_WRAP 0x8508
#endif
/** Encapsulate OpenGL glStencilFunc/Op/Mask functions.
*/
class OSG_EXPORT Stencil : public StateAttribute
@ -102,7 +108,9 @@ class OSG_EXPORT Stencil : public StateAttribute
REPLACE = GL_REPLACE,
INCR = GL_INCR,
DECR = GL_DECR,
INVERT = GL_INVERT
INVERT = GL_INVERT,
INCR_WRAP = GL_INCR_WRAP,
DECR_WRAP = GL_DECR_WRAP
};
/** set the operations to apply when the various stencil and depth

4
src/osgPlugins/osg/Stencil.cpp
View File

@ -158,6 +158,8 @@ bool Stencil_matchOperationStr(const char* str,Stencil::Operation& op)
else if (strcmp(str,"INCR")==0) op = Stencil::INCR;
else if (strcmp(str,"DECR")==0) op = Stencil::DECR;
else if (strcmp(str,"INVERT")==0) op = Stencil::INVERT;
else if (strcmp(str,"INCR_WRAP")==0) op = Stencil::INCR_WRAP;
else if (strcmp(str,"DECR_WRAP")==0) op = Stencil::DECR_WRAP;
else return false;
return true;
}
@ -172,6 +174,8 @@ const char* Stencil_getOperationStr(Stencil::Operation op)
case(Stencil::INCR): return "INCR";
case(Stencil::DECR): return "DECR";
case(Stencil::INVERT): return "INVERT";
case(Stencil::INCR_WRAP): return "INCR_WRAP";
case(Stencil::DECR_WRAP): return "DECR_WRAP";
}
return "";
}