MercatorTransformCube.cpp

#include "Game/AreaObj/MercatorTransformCube.hpp"
#include "JSystem/JMath/JMath.hpp"
 
MercatorTransformCube::MercatorTransformCube(int type, const char *pName) : AreaObj(type, pName) {
    _3C.identity();
}
 
MercatorTransformCube::~MercatorTransformCube() {
 
}
 
void MercatorTransformCube::init(const JMapInfoIter &rIter) {
    AreaObj::init(rIter);
 
    TMtx34f *matrix = MR::getZonePlacementMtx(rIter);
    _3C.setInline(*matrix);
}
 
f32 MercatorTransformCube::getSphereRadius() const {
    if (mObjArg0 == -1) {
        return 3000.0f;
    }
 
    return static_cast<f32>(mObjArg0);
}
 
void MercatorTransformCube::calcUV(TVec2f *uv, const TVec3f &a2) const {
    TVec3f boxSize;
    calcLocalBoxSize(&boxSize);
    boxSize *= 0.5f;
 
    TVec3f localPos;
    MR::calcCubeLocalPos(&localPos, this, a2);
 
    uv->x = 3.1415927f * localPos.x / boxSize.x;
    uv->y = 1.5707964f * -localPos.z / boxSize.z;
}
 
void MercatorTransformCube::calcLocalBoxSize(TVec3f *pPos) const {
    TBox3f *box = MR::getCubeLocalBox(this);
 
    TVec3f max;
    TVec3f min;
 
    min.set(box->mMin);
    max.set(box->mMax);
 
    JMathInlineVEC::PSVECSubtract(reinterpret_cast<Vec *>(&max), reinterpret_cast<Vec *>(&min), reinterpret_cast<Vec *>(pPos));
}