Files
OpenSceneGraph/src/osgPlugins/osg/Depth.cpp

117 lines
3.1 KiB
C++

#include "osg/Depth"
#include "osgDB/Registry"
#include "osgDB/Input"
#include "osgDB/Output"
using namespace osg;
using namespace osgDB;
// forward declare functions to use later.
bool Depth_readLocalData(Object& obj, Input& fr);
bool Depth_writeLocalData(const Object& obj, Output& fw);
bool Depth_matchFuncStr(const char* str,Depth::Function& func);
const char* Depth_getFuncStr(Depth::Function func);
// register the read and write functions with the osgDB::Registry.
RegisterDotOsgWrapperProxy g_DepthProxy
(
new osg::Depth,
"Depth",
"Object StateAttribute Depth",
&Depth_readLocalData,
&Depth_writeLocalData
);
bool Depth_readLocalData(Object& obj, Input& fr)
{
bool iteratorAdvanced = false;
Depth& depth = static_cast<Depth&>(obj);
Depth::Function func;
if (fr[0].matchWord("function") && Depth_matchFuncStr(fr[1].getStr(),func))
{
depth.setFunction(func);
fr+=2;
iteratorAdvanced = true;
}
if (fr[0].matchWord("writeMask"))
{
if (fr[1].matchWord("TRUE") || fr[1].matchWord("ON"))
{
depth.setWriteMask(true);
fr+=2;
iteratorAdvanced = true;
}
else if (fr[1].matchWord("FALSE") || fr[1].matchWord("OFF"))
{
depth.setWriteMask(false);
fr+=2;
iteratorAdvanced = true;
}
}
double znear,zfar;
if (fr[0].matchWord("range") && fr[1].getDouble(znear) && fr[2].getDouble(zfar))
{
depth.setRange(znear,zfar);
fr+=2;
iteratorAdvanced = true;
}
return iteratorAdvanced;
}
bool Depth_writeLocalData(const Object& obj,Output& fw)
{
const Depth& depth = static_cast<const Depth&>(obj);
fw.indent() << "function " << Depth_getFuncStr(depth.getFunction()) << std::endl;
fw.indent() << "writeMask ";
if (depth.getWriteMask()) fw << "TRUE" << std::endl;
else fw << "TRUE" << std::endl;
fw.indent() << "range " << depth.getZNear() << " " << depth.getZFar() << std::endl;
return true;
}
bool Depth_matchFuncStr(const char* str,Depth::Function& func)
{
if (strcmp(str,"NEVER")==0) func = Depth::NEVER;
else if (strcmp(str,"LESS")==0) func = Depth::LESS;
else if (strcmp(str,"EQUAL")==0) func = Depth::EQUAL;
else if (strcmp(str,"LEQUAL")==0) func = Depth::LEQUAL;
else if (strcmp(str,"GREATER")==0) func = Depth::GREATER;
else if (strcmp(str,"NOTEQUAL")==0) func = Depth::NOTEQUAL;
else if (strcmp(str,"GEQUAL")==0) func = Depth::GEQUAL;
else if (strcmp(str,"ALWAYS")==0) func = Depth::ALWAYS;
else return false;
return true;
}
const char* Depth_getFuncStr(Depth::Function func)
{
switch(func)
{
case(Depth::NEVER): return "NEVER";
case(Depth::LESS): return "LESS";
case(Depth::EQUAL): return "EQUAL";
case(Depth::LEQUAL): return "LEQUAL";
case(Depth::GREATER): return "GREATER";
case(Depth::NOTEQUAL): return "NOTEQUAL";
case(Depth::GEQUAL): return "GEQUAL";
case(Depth::ALWAYS): return "ALWAYS";
}
return "";
}