FGFS-4.1/OpenSceneGraph
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Supported added for secondary color & fog coords to osg::Geometry and osg::State.

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This commit is contained in:
Robert Osfield
2002-08-15 20:27:33 +00:00
parent 848ce4ae74
commit 8551e1c555
4 changed files with 305 additions and 14 deletions
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45
src/osg/State.cpp
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@@ -440,3 +440,48 @@ bool State::setActiveTextureUnit( unsigned int unit )
}
return true;
}
typedef void (APIENTRY * FogCoordPointerProc) (GLenum type, GLsizei stride, const GLvoid *pointer);
void State::setFogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr)
{
static FogCoordPointerProc s_glFogCoordPointer =
(FogCoordPointerProc) osg::getGLExtensionFuncPtr("glFogCoordPointer","glFogCoordPointerEXT");
if (s_glFogCoordPointer)
{
if (!_fogArray._enabled)
{
_fogArray._enabled = true;
glEnableClientState(GL_FOG_COORDINATE_ARRAY);
}
if (_fogArray._pointer!=ptr)
{
_fogArray._pointer=ptr;
s_glFogCoordPointer( type, stride, ptr );
}
}
}
typedef void (APIENTRY * SecondaryColorPointerProc) (GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);
void State::setSecondaryColorPointer( GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr )
{
static SecondaryColorPointerProc s_glSecondaryColorPointer =
(SecondaryColorPointerProc) osg::getGLExtensionFuncPtr("glFogCoordPointer","glFogCoordPointerEXT");
if (s_glSecondaryColorPointer)
{
if (!_secondaryColorArray._enabled)
{
_secondaryColorArray._enabled = true;
glEnableClientState(GL_SECONDARY_COLOR_ARRAY);
}
if (_secondaryColorArray._pointer!=ptr)
{
_secondaryColorArray._pointer=ptr;
s_glSecondaryColorPointer( size, type, stride, ptr );
}
}
}