#include "nw4r/g3d.h" // IWYU pragma: export

#include "nw4r/ut.h" // IWYU pragma: export

namespace nw4r {
namespace g3d {

NW4R_G3D_RTTI_DEF(ScnMdlSimple);

ScnMdlSimple *ScnMdlSimple::Construct(MEMAllocator *pAllocator, u32 *pSize, ResMdl mdl, int numView) {
    if (!mdl.IsValid()) {
        return NULL;
    }

    if (numView == 0) {
        numView = 1;
    } else if (numView > VIEW_MAX) {
        numView = VIEW_MAX;
    }

    ScnMdlSimple *pSimple = NULL;
    u32 simpleSize = sizeof(ScnMdlSimple);

    u32 posNrmMtxNum = mdl.GetResMdlInfo().GetNumPosNrmMtx();
    u32 viewMtxNum = mdl.GetResMdlInfo().GetNumViewMtx();

    u32 worldMtxSize = posNrmMtxNum * sizeof(math::MTX34);
    u32 worldAttrSize = posNrmMtxNum * sizeof(u32);

    u32 viewPosTexMtxSizeUnit = viewMtxNum * (sizeof(math::MTX34));
    u32 viewNrmMtxSizeUnit = viewMtxNum * (sizeof(math::MTX33));

    u32 viewPosMtxSize = numView * align32(viewPosTexMtxSizeUnit);

    u32 viewNrmMtxSize = mdl.GetResMdlInfo().ref().need_nrm_mtx_array ? numView * align32(viewNrmMtxSizeUnit) : 0;

    // TODO: Fakematch
    u32 viewTexMtxSize = mdl.ref().info.need_tex_mtx_array ? numView * align32(viewPosTexMtxSizeUnit) : 0;

    u32 worldMtxOfs = align32(simpleSize);
    u32 worldAttrOfs = align32(worldMtxOfs + worldMtxSize);
    u32 viewPosMtxOfs = align32(worldAttrOfs + worldAttrSize);
    u32 viewNrmMtxOfs = align32(viewPosMtxOfs + viewPosMtxSize);
    u32 viewTexMtxOfs = align32(viewNrmMtxOfs + viewNrmMtxSize);

    u32 size = align32(viewTexMtxOfs + viewTexMtxSize);
    if (pSize != NULL) {
        *pSize = size;
    }

    if (pAllocator != NULL) {
        u8 *pBuffer = reinterpret_cast<u8 *>(Alloc(pAllocator, size));
        if (pBuffer == NULL) {
            return NULL;
        }

        // clang-format off
        pSimple = new (pBuffer) ScnMdlSimple(
            pAllocator,
            mdl,
            reinterpret_cast<math::MTX34*>(pBuffer + worldMtxOfs),
            reinterpret_cast<u32*>(pBuffer + worldAttrOfs),
            reinterpret_cast<math::MTX34*>(pBuffer + viewPosMtxOfs),
            viewNrmMtxSize != 0 ? reinterpret_cast<math::MTX33*>(pBuffer + viewNrmMtxOfs) : NULL,
            viewTexMtxSize != 0 ? reinterpret_cast<math::MTX34*>(pBuffer + viewTexMtxOfs) : NULL,
            numView,
            viewMtxNum);
        // clang-format on
    }

    return pSimple;
}

void ScnMdlSimple::ScnMdlSmpl_CalcPosture(u32 param, const math::MTX34 *pParent) {
    CheckCallback_CALC_WORLD(CALLBACK_TIMING_A, param, const_cast<math::MTX34 *>(pParent));

    CalcWorldMtx(pParent, &param);

    CheckCallback_CALC_WORLD(CALLBACK_TIMING_B, param, const_cast<math::MTX34 *>(pParent));

    u32 mtxNum = GetResMdl().GetResMdlInfo().GetNumPosNrmMtx();
    math::MTX34 *pWorldMtxArray;
    bool locked = false;

    if (mtxNum > MTX_CACHE_MIN && mtxNum < MTX_CACHE_MAX && (locked = ut::LC::Lock()) == true) {
        mFlagScnMdlSimple |= SCNMDLSMPLFLAG_LC_DMA;
        DC::InvalidateRange(GetWldMtxArray(), mtxNum * sizeof(math::MTX34));
        pWorldMtxArray = static_cast<math::MTX34 *>(ut::LC::GetBase());
    } else {
        mFlagScnMdlSimple &= ~SCNMDLSMPLFLAG_LC_DMA;
        pWorldMtxArray = GetWldMtxArray();
    }

    ScaleProperty property = GetScaleProperty();
    u32 rootAttr = detail::WorldMtxAttr::GetRootMtxAttr();

    u32 ignoreTrans;
    GetScnObjOption(OPTION_IGNORE_ANMCHR_TRANS, &ignoreTrans);

    if (property == UNIFORM_SCALED) {
        rootAttr = detail::WorldMtxAttr::AnmNotScaleOne(rootAttr);
    } else if (property == NONUNIFORM_SCALED) {
        rootAttr = detail::WorldMtxAttr::AnmNotScaleUniform(rootAttr);
    }

    if (ignoreTrans) {
        rootAttr = detail::WorldMtxAttr::AnmIgnoreTrans(rootAttr);
    }

    if (GetScnMdlCallback() != NULL) {
        FuncObjCalcWorld funcObj(GetScnMdlCallback(), GetScnMdlCallbackTiming(), GetScnMdlCallbackNodeID());

        CalcWorld(
            pWorldMtxArray, GetWldMtxAttribArray(), GetByteCodeCalc(), GetMtxPtr(MTX_WORLD), GetResMdl(),
            GetAnmObjChr(), &funcObj, rootAttr
        );
    } else {
        CalcWorld(
            pWorldMtxArray, GetWldMtxAttribArray(), GetByteCodeCalc(), GetMtxPtr(MTX_WORLD), GetResMdl(),
            GetAnmObjChr(), NULL, rootAttr
        );
    }

    if (GetByteCodeMix() != NULL) {
        CalcSkinning(pWorldMtxArray, GetWldMtxAttribArray(), GetResMdl(), GetByteCodeMix());
    }

    if (locked) {
        ut::LC::StoreData(GetWldMtxArray(), ut::LC::GetBase(), mtxNum * sizeof(math::MTX34));

        ut::LC::Unlock();
    }
}

void ScnMdlSimple::ScnMdlSmpl_G3DPROC_GATHER_SCNOBJ(u32 param, IScnObjGather *pCollection) {
#pragma unused(param)

    pCollection->Add(
        this, !TestScnObjFlag(SCNOBJFLAG_NOT_GATHER_DRAW_OPA), !TestScnObjFlag(SCNOBJFLAG_NOT_GATHER_DRAW_XLU)
    );
}

void ScnMdlSimple::ScnMdlSmpl_G3DPROC_CALC_WORLD(u32 param, const math::MTX34 *pParent) {
    ScnMdlSmpl_CalcPosture(param, pParent);

    if (GetAnmObjVis() != NULL) {
        ApplyVisAnmResult(GetResMdl(), GetAnmObjVis());
    }

    CheckCallback_CALC_WORLD(CALLBACK_TIMING_C, param, const_cast<math::MTX34 *>(pParent));
}

void ScnMdlSimple::ScnMdlSmpl_G3DPROC_CALC_MAT(u32 param, void *pInfo) {
    CheckCallback_CALC_MAT(CALLBACK_TIMING_A, param, pInfo);

    if (GetAnmObjTexPat() != NULL || GetAnmObjTexSrt() != NULL || GetAnmObjMatClr() != NULL) {
        CalcMaterialDirectly(GetResMdl(), GetAnmObjTexPat(), GetAnmObjTexSrt(), GetAnmObjMatClr());
    }

    CheckCallback_CALC_MAT(CALLBACK_TIMING_C, param, pInfo);
}

void ScnMdlSimple::ScnMdlSmpl_G3DPROC_CALC_VIEW(u32 param, const math::MTX34 *pCamera) {
    mCurView = (mCurView + 1) % mNumView;

    CheckCallback_CALC_VIEW(CALLBACK_TIMING_A, param, const_cast<math::MTX34 *>(pCamera));

    CalcViewMtx(pCamera);

    CheckCallback_CALC_VIEW(CALLBACK_TIMING_B, param, const_cast<math::MTX34 *>(pCamera));

    if (ut::LC::Lock()) {
        if (mFlagScnMdlSimple & SCNMDLSMPLFLAG_LC_DMA) {
            DC::StoreRange(GetWldMtxArray(), GetNumViewMtx() * sizeof(math::MTX34));

            CalcView_LC_DMA_ModelMtx(
                GetViewPosMtxArray(), GetViewNrmMtxArray(), GetWldMtxArray(), GetWldMtxAttribArray(), GetNumViewMtx(),
                pCamera, GetResMdl(), GetViewTexMtxArray()
            );
        } else {
            CalcView_LC(
                GetViewPosMtxArray(), GetViewNrmMtxArray(), GetWldMtxArray(), GetWldMtxAttribArray(), GetNumViewMtx(),
                pCamera, GetResMdl(), GetViewTexMtxArray()
            );
        }

        ut::LC::Unlock();
    } else {
        CalcView(
            GetViewPosMtxArray(), GetViewNrmMtxArray(), GetWldMtxArray(), GetWldMtxAttribArray(), GetNumViewMtx(),
            pCamera, GetResMdl(), GetViewTexMtxArray()
        );
    }

    CheckCallback_CALC_VIEW(CALLBACK_TIMING_C, param, const_cast<math::MTX34 *>(pCamera));
}

void ScnMdlSimple::ScnMdlSmpl_G3DPROC_DRAW_OPA(u32 param, void *pInfo) {
    CheckCallback_DRAW_OPA(CALLBACK_TIMING_A, param, pInfo);

    u32 drawMode = pInfo != NULL ? *static_cast<u32 *>(pInfo) : GetDrawMode();

    DrawResMdlDirectly(
        GetResMdl(), GetViewPosMtxArray(), GetViewNrmMtxArray(), GetViewTexMtxArray(), GetByteCodeDrawOpa(), NULL, NULL,
        drawMode
    );

    CheckCallback_DRAW_OPA(CALLBACK_TIMING_C, param, pInfo);
}

void ScnMdlSimple::ScnMdlSmpl_G3DPROC_DRAW_XLU(u32 param, void *pInfo) {
    CheckCallback_DRAW_XLU(CALLBACK_TIMING_A, param, pInfo);

    u32 drawMode = pInfo != NULL ? *static_cast<u32 *>(pInfo) : GetDrawMode();

    DrawResMdlDirectly(
        GetResMdl(), GetViewPosMtxArray(), GetViewNrmMtxArray(), GetViewTexMtxArray(), NULL, GetByteCodeDrawXlu(), NULL,
        drawMode
    );

    CheckCallback_DRAW_XLU(CALLBACK_TIMING_C, param, pInfo);
}

void ScnMdlSimple::G3dProc(u32 task, u32 param, void *pInfo) {
    if (IsG3dProcDisabled(task)) {
        return;
    }

    switch (task) {
        case G3DPROC_GATHER_SCNOBJ: {
            ScnMdlSmpl_G3DPROC_GATHER_SCNOBJ(param, static_cast<IScnObjGather *>(pInfo));
            break;
        }

        case G3DPROC_CALC_WORLD: {
            ScnMdlSmpl_G3DPROC_CALC_WORLD(param, static_cast<math::MTX34 *>(pInfo));
            break;
        }

        case G3DPROC_CALC_MAT: {
            ScnMdlSmpl_G3DPROC_CALC_MAT(param, pInfo);
            break;
        }

        case G3DPROC_CALC_VIEW: {
            ScnMdlSmpl_G3DPROC_CALC_VIEW(param, static_cast<math::MTX34 *>(pInfo));
            break;
        }

        case G3DPROC_DRAW_OPA: {
            ScnMdlSmpl_G3DPROC_DRAW_OPA(param, pInfo);
            break;
        }

        case G3DPROC_DRAW_XLU: {
            ScnMdlSmpl_G3DPROC_DRAW_XLU(param, pInfo);
            break;
        }

        case G3DPROC_UPDATEFRAME: {
            ScnMdlSmpl_G3DPROC_UPDATEFRAME(param, pInfo);
            break;
        }

        case G3DPROC_CHILD_DETACHED: {
            RemoveAnmObj(static_cast<AnmObj *>(pInfo));
            break;
        }

        default: {
            DefG3dProcScnLeaf(task, param, pInfo);
            break;
        }
    }
}

bool ScnMdlSimple::SetScnObjOption(u32 option, u32 value) {
    switch (option) {
        case OPTION_IGNORE_ANMCHR_TRANS: {
            SetScnObjFlag(SCNOBJFLAG_IGNORE_ANMCHR_TRANS, value);
            break;
        }

        default: {
            return ScnLeaf::SetScnObjOption(option, value);
        }
    }

    return true;
}

bool ScnMdlSimple::GetScnObjOption(u32 option, u32 *pValue) const {
    if (pValue == NULL) {
        return false;
    }

    switch (option) {
        case OPTION_IGNORE_ANMCHR_TRANS: {
            *pValue = TestScnObjFlag(SCNOBJFLAG_IGNORE_ANMCHR_TRANS);
            break;
        }

        default: {
            return ScnLeaf::GetScnObjOption(option, pValue);
        }
    }

    return true;
}

bool ScnMdlSimple::GetScnMtxPos(math::MTX34 *pMtx, ScnObjMtxType type, u32 idx) const {
    if (pMtx != NULL) {
        ResNode node = GetResMdl().GetResNode(idx);

        if (node.IsValid()) {
            s32 id = node.GetMtxID();

            switch (type) {
                case MTX_WORLD: {
                    math::MTX34Copy(pMtx, &mpWorldMtxArray[id]);
                    return true;
                }

                case MTX_VIEW: {
                    math::MTX34Copy(pMtx, &GetViewPosMtxArray()[id]);
                    return true;
                }

                default: {
                    break;
                }
            }
        }
    }

    return false;
}

bool ScnMdlSimple::SetAnmObj(AnmObj *pObj, AnmObjType type) {
    if (pObj == NULL || pObj->GetParent() != NULL) {
        return false;
    }

    AnmObjChr *pChr = NULL;
    AnmObjVis *pVis = NULL;
    AnmObjMatClr *pClr = NULL;
    AnmObjTexPat *pPat = NULL;
    AnmObjTexSrt *pSrt = NULL;

    switch (type) {
        case ANMOBJTYPE_CHR: {
            if ((pChr = DynamicCast<AnmObjChr>(pObj)) != NULL) {
                goto _type_chr;
            }

            goto _bad_cast;
        }

        case ANMOBJTYPE_VIS: {
            if ((pVis = DynamicCast<AnmObjVis>(pObj)) != NULL) {
                goto _type_vis;
            }

            goto _bad_cast;
        }

        case ANMOBJTYPE_MATCLR: {
            if ((pClr = DynamicCast<AnmObjMatClr>(pObj)) != NULL) {
                goto _type_clr;
            }

            goto _bad_cast;
        }

        case ANMOBJTYPE_TEXPAT: {
            if ((pPat = DynamicCast<AnmObjTexPat>(pObj)) != NULL) {
                goto _type_pat;
            }

            goto _bad_cast;
        }

        case ANMOBJTYPE_TEXSRT: {
            if ((pSrt = DynamicCast<AnmObjTexSrt>(pObj)) != NULL) {
                goto _type_srt;
            }

            goto _bad_cast;
        }

        case ANMOBJTYPE_NOT_SPECIFIED: {
            if ((pChr = DynamicCast<AnmObjChr>(pObj)) != NULL) {
                goto _type_chr;
            }
            if ((pVis = DynamicCast<AnmObjVis>(pObj)) != NULL) {
                goto _type_vis;
            }
            if ((pClr = DynamicCast<AnmObjMatClr>(pObj)) != NULL) {
                goto _type_clr;
            }
            if ((pPat = DynamicCast<AnmObjTexPat>(pObj)) != NULL) {
                goto _type_pat;
            }
            if ((pSrt = DynamicCast<AnmObjTexSrt>(pObj)) != NULL) {
                goto _type_srt;
            }

            // FALLTHROUGH
        }

        _bad_cast:
        case ANMOBJTYPE_SHP:
        default:             {
            return false;
        }
    }

_type_chr:
    if (!pChr->IsBound()) {
        return false;
    }

    if (mpAnmObjChr != NULL) {
        RemoveAnmObj(mpAnmObjChr);
    }

    mpAnmObjChr = pChr;
    pChr->G3dProc(G3DPROC_ATTACH_PARENT, 0, this);
    return true;

_type_vis:
    if (!pVis->IsBound()) {
        return false;
    }

    if (mpAnmObjVis != NULL) {
        RemoveAnmObj(mpAnmObjVis);
    }

    mpAnmObjVis = pVis;
    pVis->G3dProc(G3DPROC_ATTACH_PARENT, 0, this);
    return true;

_type_clr:
    if (!pClr->IsBound()) {
        return false;
    }

    if (mpAnmObjMatClr != NULL) {
        RemoveAnmObj(mpAnmObjMatClr);
    }

    mpAnmObjMatClr = pClr;
    pClr->G3dProc(G3DPROC_ATTACH_PARENT, 0, this);
    return true;

_type_pat:
    if (!pPat->IsBound()) {
        return false;
    }

    if (mpAnmObjTexPat != NULL) {
        RemoveAnmObj(mpAnmObjTexPat);
    }

    mpAnmObjTexPat = pPat;
    pPat->G3dProc(G3DPROC_ATTACH_PARENT, 0, this);
    return true;

_type_srt:
    if (!pSrt->IsBound()) {
        return false;
    }

    if (mpAnmObjTexSrt != NULL) {
        RemoveAnmObj(mpAnmObjTexSrt);
    }

    mpAnmObjTexSrt = pSrt;
    pSrt->G3dProc(G3DPROC_ATTACH_PARENT, 0, this);
    return true;
}

bool ScnMdlSimple::RemoveAnmObj(AnmObj *pObj) {
    if (pObj == NULL) {
        return false;
    }

    if (pObj == mpAnmObjChr) {
        mpAnmObjChr->G3dProc(G3DPROC_DETACH_PARENT, 0, this);
        mpAnmObjChr = NULL;
        return true;
    }

    if (pObj == mpAnmObjVis) {
        mpAnmObjVis->G3dProc(G3DPROC_DETACH_PARENT, 0, this);
        mpAnmObjVis = NULL;
        return true;
    }

    if (pObj == mpAnmObjMatClr) {
        mpAnmObjMatClr->G3dProc(G3DPROC_DETACH_PARENT, 0, this);
        mpAnmObjMatClr = NULL;
        return true;
    }

    if (pObj == mpAnmObjTexPat) {
        mpAnmObjTexPat->G3dProc(G3DPROC_DETACH_PARENT, 0, this);
        mpAnmObjTexPat = NULL;
        return true;
    }

    if (pObj == mpAnmObjTexSrt) {
        mpAnmObjTexSrt->G3dProc(G3DPROC_DETACH_PARENT, 0, this);
        mpAnmObjTexSrt = NULL;
        return true;
    }

    return false;
}

AnmObj *ScnMdlSimple::RemoveAnmObj(AnmObjType type) {
    AnmObj *pObj = NULL;

    switch (type) {
        case ANMOBJTYPE_CHR: {
            pObj = mpAnmObjChr;
            RemoveAnmObj(mpAnmObjChr);
            break;
        }

        case ANMOBJTYPE_VIS: {
            pObj = mpAnmObjVis;
            RemoveAnmObj(mpAnmObjVis);
            break;
        }

        case ANMOBJTYPE_MATCLR: {
            pObj = mpAnmObjMatClr;
            RemoveAnmObj(mpAnmObjMatClr);
            break;
        }

        case ANMOBJTYPE_TEXPAT: {
            pObj = mpAnmObjTexPat;
            RemoveAnmObj(mpAnmObjTexPat);
            break;
        }

        case ANMOBJTYPE_TEXSRT: {
            pObj = mpAnmObjTexSrt;
            RemoveAnmObj(mpAnmObjTexSrt);
            break;
        }

        case ANMOBJTYPE_SHP:
        case ANMOBJTYPE_NOT_SPECIFIED:
        default:                       {
            break;
        }
    }

    return pObj;
}

AnmObj *ScnMdlSimple::GetAnmObj(AnmObjType type) {
    switch (type) {
        case ANMOBJTYPE_CHR: {
            return mpAnmObjChr;
        }

        case ANMOBJTYPE_VIS: {
            return mpAnmObjVis;
        }

        case ANMOBJTYPE_MATCLR: {
            return mpAnmObjMatClr;
        }

        case ANMOBJTYPE_TEXPAT: {
            return mpAnmObjTexPat;
        }

        case ANMOBJTYPE_TEXSRT: {
            return mpAnmObjTexSrt;
        }

        case ANMOBJTYPE_SHP:
        case ANMOBJTYPE_NOT_SPECIFIED:
        default:                       {
            return NULL;
        }
    }
}

const AnmObj *ScnMdlSimple::GetAnmObj(AnmObjType type) const {
    switch (type) {
        case ANMOBJTYPE_CHR: {
            return mpAnmObjChr;
        }

        case ANMOBJTYPE_VIS: {
            return mpAnmObjVis;
        }

        case ANMOBJTYPE_MATCLR: {
            return mpAnmObjMatClr;
        }

        case ANMOBJTYPE_TEXPAT: {
            return mpAnmObjTexPat;
        }

        case ANMOBJTYPE_TEXSRT: {
            return mpAnmObjTexSrt;
        }

        case ANMOBJTYPE_SHP:
        case ANMOBJTYPE_NOT_SPECIFIED:
        default:                       {
            return NULL;
        }
    }
}

void ScnMdlSimple::UpdateFrame() {
    if (mpAnmObjChr != NULL) {
        mpAnmObjChr->UpdateFrame();
    }

    if (mpAnmObjVis != NULL) {
        mpAnmObjVis->UpdateFrame();
    }

    if (mpAnmObjMatClr != NULL) {
        mpAnmObjMatClr->UpdateFrame();
    }

    if (mpAnmObjTexPat != NULL) {
        mpAnmObjTexPat->UpdateFrame();
    }

    if (mpAnmObjTexSrt != NULL) {
        mpAnmObjTexSrt->UpdateFrame();
    }
}

void ScnMdlSimple::EnableScnMdlCallbackTiming(Timing timing) {
    if (timing & CALLBACK_TIMING_A) {
        mCwcbTiming |= CALLBACK_TIMING_A;
    }

    if (timing & CALLBACK_TIMING_B) {
        mCwcbTiming |= CALLBACK_TIMING_B;
    }

    if (timing & CALLBACK_TIMING_C) {
        mCwcbTiming |= CALLBACK_TIMING_C;
    }
}

void ScnMdlSimple::DisableScnMdlCallbackTiming(Timing timing) {
    if (timing & CALLBACK_TIMING_A) {
        mCwcbTiming &= ~CALLBACK_TIMING_A;
    }

    if (timing & CALLBACK_TIMING_B) {
        mCwcbTiming &= ~CALLBACK_TIMING_B;
    }

    if (timing & CALLBACK_TIMING_C) {
        mCwcbTiming &= ~CALLBACK_TIMING_C;
    }
}

math::MTX34 *ScnMdlSimple::GetViewPosMtxArray() {
    u8 *pBase = reinterpret_cast<u8 *>(mpViewPosMtxArray);

    return reinterpret_cast<math::MTX34 *>(pBase + mCurView * align32(mNumViewMtx * sizeof(math::MTX34)));
}

const math::MTX34 *ScnMdlSimple::GetViewPosMtxArray() const {
    u8 *pBase = reinterpret_cast<u8 *>(mpViewPosMtxArray);

    return reinterpret_cast<math::MTX34 *>(pBase + mCurView * align32(mNumViewMtx * sizeof(math::MTX34)));
}

math::MTX33 *ScnMdlSimple::GetViewNrmMtxArray() {
    if (mpViewNrmMtxArray != NULL) {
        u8 *pBase = reinterpret_cast<u8 *>(mpViewNrmMtxArray);

        return reinterpret_cast<math::MTX33 *>(pBase + mCurView * align32(mNumViewMtx * sizeof(math::MTX33)));
    }

    return NULL;
}

const math::MTX33 *ScnMdlSimple::GetViewNrmMtxArray() const {
    if (mpViewNrmMtxArray != NULL) {
        u8 *pBase = reinterpret_cast<u8 *>(mpViewNrmMtxArray);

        return reinterpret_cast<math::MTX33 *>(pBase + mCurView * align32(mNumViewMtx * sizeof(math::MTX33)));
    }

    return NULL;
}

math::MTX34 *ScnMdlSimple::GetViewTexMtxArray() {
    if (mpViewTexMtxArray != NULL) {
        u8 *pBase = reinterpret_cast<u8 *>(mpViewTexMtxArray);

        return reinterpret_cast<math::MTX34 *>(pBase + mCurView * align32(mNumViewMtx * sizeof(math::MTX34)));
    }

    return NULL;
}

const math::MTX34 *ScnMdlSimple::GetViewTexMtxArray() const {
    if (mpViewTexMtxArray != NULL) {
        u8 *pBase = reinterpret_cast<u8 *>(mpViewTexMtxArray);

        return reinterpret_cast<math::MTX34 *>(pBase + mCurView * align32(mNumViewMtx * sizeof(math::MTX34)));
    }

    return NULL;
}

const u8 *ScnMdlSimple::GetByteCode(ByteCodeType type) const {
    switch (type) {
        case BYTE_CODE_CALC: {
            return mpByteCodeCalc;
        }

        case BYTE_CODE_MIX: {
            return mpByteCodeMix;
        }

        case BYTE_CODE_DRAW_OPA: {
            return mpByteCodeDrawOpa;
        }

        case BYTE_CODE_DRAW_XLU: {
            return mpByteCodeDrawXlu;
        }

        default: {
            return NULL;
        }
    }
}

ScnMdlSimple::ScnMdlSimple(
    MEMAllocator *pAllocator, ResMdl mdl, math::MTX34 *pWorldMtxArray, u32 *pWorldMtxAttribArray,
    math::MTX34 *pViewPosMtxArray, math::MTX33 *pViewNrmMtxArray, math::MTX34 *pViewTexMtxArray, int numView,
    int numViewMtx
)
    : ScnLeaf(pAllocator),
      mResMdl(mdl),
      mpWorldMtxArray(pWorldMtxArray),
      mpWorldMtxAttribArray(pWorldMtxAttribArray),
      mpViewPosMtxArray(pViewPosMtxArray),
      mpViewNrmMtxArray(pViewNrmMtxArray),
      mpViewTexMtxArray(pViewTexMtxArray),
      mNumView(numView),
      mCurView(0),
      mNumViewMtx(numViewMtx),
      mFlagScnMdlSimple(0),
      mpByteCodeCalc(mdl.GetResByteCode("NodeTree")),
      mpByteCodeMix(mdl.GetResByteCode("NodeMix")),
      mpByteCodeDrawOpa(mdl.GetResByteCode("DrawOpa")),
      mpByteCodeDrawXlu(mdl.GetResByteCode("DrawXlu")),
      mDrawMode(RESMDL_DRAWMODE_DEFAULT),
      mpCalcWorldCallback(NULL),
      mCwcbTiming(0),
      mCwcbDeleteOption(FALSE),
      mCwcbNodeID(0),
      mpAnmObjChr(NULL),
      mpAnmObjVis(NULL),
      mpAnmObjMatClr(NULL),
      mpAnmObjTexPat(NULL),
      mpAnmObjTexSrt(NULL) {
    if (mpByteCodeDrawOpa != NULL) {
        SetScnObjFlag(SCNOBJFLAG_NOT_GATHER_DRAW_OPA, false);
    } else {
        SetScnObjFlag(SCNOBJFLAG_NOT_GATHER_DRAW_OPA, true);
    }

    if (mpByteCodeDrawXlu != NULL) {
        SetScnObjFlag(SCNOBJFLAG_NOT_GATHER_DRAW_XLU, false);
    } else {
        SetScnObjFlag(SCNOBJFLAG_NOT_GATHER_DRAW_XLU, true);
    }

    if (mpViewPosMtxArray != NULL) {
        DC::InvalidateRange(mpViewPosMtxArray, numView * align32(numViewMtx * sizeof(math::MTX34)));
    }

    if (mpViewNrmMtxArray != NULL) {
        DC::InvalidateRange(mpViewNrmMtxArray, numView * align32(numViewMtx * sizeof(math::MTX33)));
    }

    if (mpViewTexMtxArray != NULL) {
        DC::InvalidateRange(mpViewTexMtxArray, numView * align32(numViewMtx * sizeof(math::MTX34)));
    }

    if (mdl.GetResMdlInfo().ref().is_valid_volume) {
        const math::_VEC3 &rMin = mdl.GetResMdlInfo().ref().volume_min;
        const math::_VEC3 &rMax = mdl.GetResMdlInfo().ref().volume_max;

        math::AABB box;
        box.min = static_cast<const math::VEC3 &>(rMin);
        box.max = static_cast<const math::VEC3 &>(rMax);

        SetBoundingVolume(&box);
    }
}

ScnMdlSimple::~ScnMdlSimple() {
    switch (mCwcbDeleteOption) {
        case TRUE: {
            delete mpCalcWorldCallback;
            break;
        }
    }

    if (mpAnmObjChr != NULL) {
        RemoveAnmObj(mpAnmObjChr);
    }

    if (mpAnmObjVis != NULL) {
        RemoveAnmObj(mpAnmObjVis);
    }

    if (mpAnmObjMatClr != NULL) {
        RemoveAnmObj(mpAnmObjMatClr);
    }

    if (mpAnmObjTexPat != NULL) {
        RemoveAnmObj(mpAnmObjTexPat);
    }

    if (mpAnmObjTexSrt != NULL) {
        RemoveAnmObj(mpAnmObjTexSrt);
    }
}

} // namespace g3d
} // namespace nw4r