FnXFormUtil.h

#ifndef FnGeolibServicesXformUtil_H
#define FnGeolibServicesXformUtil_H

#include <stdint.h>
#include <limits>
#include <string>
#include <utility>

#include <FnAttribute/FnAttribute.h>
#include <FnAttribute/FnGroupBuilder.h>

#include <FnGeolibServices/FnGeolibServicesAPI.h>
#include <FnGeolibServices/ns.h>
#include <FnGeolibServices/suite/FnXFormUtilSuite.h>

#include <FnPluginSystem/FnPluginSystem.h>

FNGEOLIBSERVICES_NAMESPACE_ENTER
{
    class FNGEOLIBSERVICES_API FnXFormUtil
    {
    public:
        static std::pair<FnAttribute::DoubleAttribute, bool>
            CalcTransformMatrixAtTime(
                const FnAttribute::GroupAttribute & groupAttr,
                float time);

        static std::pair<FnAttribute::DoubleAttribute, bool>
            CalcTransformMatrixAtTimes(
                const FnAttribute::GroupAttribute& groupAttr,
                const float* time, int numSamples);

        static std::pair<FnAttribute::DoubleAttribute, bool>
            CalcTransformMatrixAtExistingTimes(
                const FnAttribute::GroupAttribute & groupAttr);

        //
        // Bounds handling
        //

        static FnAttribute::DoubleAttribute CreateBoundsAttr(
            double xMin, double xMax,
            double yMin, double yMax,
            double zMin, double zMax);

        static FnAttribute::DoubleAttribute MergeBounds(
            const FnAttribute::DoubleAttribute & boundAttr1,
            const FnAttribute::DoubleAttribute & boundAttr2);


        static FnAttribute::DoubleAttribute
            CalcTransformedBoundsAtExistingTimes(
                const FnAttribute::Attribute& xform,
                const FnAttribute::DoubleAttribute& boundAttr);

        static FnAttribute::DoubleAttribute CollapseBoundsTimeSamples(
            const FnAttribute::DoubleAttribute & boundAttr);


        static void InitXForm(FnAttribute::GroupBuilder & gb);

        static void InitXForm(FnAttribute::GroupBuilder & gb,
            const FnAttribute::Attribute & xform);

        static void PushRotateAttr(FnAttribute::GroupBuilder & gb,
            double angle, double x, double y, double z);

        static FnAttribute::Attribute PushRotateAttr(
            const FnAttribute::Attribute & xform,
            double angle, double x, double y, double z);

        static void PushTranslateAttr(FnAttribute::GroupBuilder & gb,
            double x, double y, double z);

        static FnAttribute::Attribute PushTranslateAttr(
            const FnAttribute::Attribute & xform,
            double x, double y, double z);

        static void PushScaleAttr(
            FnAttribute::GroupBuilder & gb,
            double x, double y, double z);

        static FnAttribute::Attribute PushScaleAttr(
            const FnAttribute::Attribute & xform,
            double x, double y, double z);

        static void PushMatrixAttr(
            FnAttribute::GroupBuilder & gb,
            const double * mtx16);

        static FnAttribute::Attribute PushMatrixAttr(
            const FnAttribute::Attribute & xform,
            const double * mtx16);

        static void PushOriginAttr(FnAttribute::GroupBuilder & gb);

        static FnAttribute::Attribute PushOriginAttr(
            const FnAttribute::Attribute & xform);

    private:
        FnXFormUtil();

        static const FnXFormUtilHostSuite_v1 *_getSuite();
    };
}
FNGEOLIBSERVICES_NAMESPACE_EXIT


#endif // FnGeolibServicesXformUtil_H