CWE-ou-minkata/Sources/Tools/MaxComponent/plMorphSeqComp.cpp

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#include "HeadSpin.h"

#include "max.h"
#include "resource.h"
#include "plComponent.h"
#include "plComponentReg.h"
#include "MaxMain/plPlasmaRefMsgs.h"
#include "plPickNode.h"

#include "MaxMain/plMaxNode.h"
#include "MaxExport/plExportProgressBar.h"

#include "hsTypes.h"
#include "hsResMgr.h"

#include "pnSceneObject/plSceneObject.h"
#include "plDrawable/plMorphSequence.h"
#include "plDrawable/plSharedMesh.h"

const Class_ID MORPHSEQ_COMP_CID(0x37100f0a, 0x2d1f6b87);
const Class_ID MORPHLAY_COMP_CID(0x138b1d44, 0x6c0a7417);

void DummyCodeIncludeFuncMorph()
{
}

class plMorphLayComp : public plComponent
{
protected:
public:
    enum 
    {
        kDeltas
    };
    
    plMorphLayComp();
    void DeleteThis() { delete this; }
    
    // SetupProperties - Internal setup and write-only set properties on the MaxNode. No reading
    // of properties on the MaxNode, as it's still indeterminant.
    virtual hsBool SetupProperties(plMaxNode *node, plErrorMsg *pErrMsg);
    virtual hsBool PreConvert(plMaxNode *node, plErrorMsg *pErrMsg);
    virtual hsBool Convert(plMaxNode *node, plErrorMsg *pErrMsg);

    hsBool SetupLayer(plMorphArray& morphArr, plMaxNode* baseNode, hsTArray<plGeometrySpan*>* baseSpans, plErrorMsg* pErrMsg);
};

CLASS_DESC(plMorphLayComp, gMorphLayCompDesc, "Morph Layer",  "MorphLay", COMP_TYPE_AVATAR, MORPHLAY_COMP_CID)

ParamBlockDesc2 gMorphLayBk
(   
    plComponent::kBlkComp, _T("MorphLay"), 0, &gMorphLayCompDesc, P_AUTO_CONSTRUCT + P_AUTO_UI, plComponent::kRefComp,

    IDD_COMP_MORPHLAY, IDS_COMP_MORPHLAY, 0, 0, nil,

    plMorphLayComp::kDeltas,    _T("Deltas"),   TYPE_INODE_TAB, 0,      P_CAN_CONVERT, 0,
        p_ui,           TYPE_NODELISTBOX, IDC_LIST_TARGS, IDC_ADD_TARGS, 0, IDC_DEL_TARGS,
        p_classID,      triObjectClassID,
        end,

    end
);


plMorphLayComp::plMorphLayComp()
{
    fClassDesc = &gMorphLayCompDesc;
    fClassDesc->MakeAutoParamBlocks(this);
}

hsBool plMorphLayComp::SetupProperties(plMaxNode *node, plErrorMsg *pErrMsg)
{
    const int num = fCompPB->Count(kDeltas);
    int i;
    for( i = 0; i < num; i++ )
    {
        plMaxNode* deltaNode = (plMaxNode*)fCompPB->GetINode(kDeltas, TimeValue(0), i);
        if( deltaNode )
        {
            const char* deltaName = deltaNode->GetName();
            
            if( !deltaNode->GetSwappableGeom() )
                deltaNode->SetSwappableGeom(new plSharedMesh);
//          deltaNode->SetForceLocal(true);
        }
    }

    return true;
}

hsBool plMorphLayComp::PreConvert(plMaxNode *node, plErrorMsg *pErrMsg)
{
    return true;
}

hsBool plMorphLayComp::Convert(plMaxNode *node, plErrorMsg *pErrMsg)
{
    return true;
}

hsBool plMorphLayComp::SetupLayer(plMorphArray& morphArr, plMaxNode* baseNode, hsTArray<plGeometrySpan*>* baseSpans, plErrorMsg* pErrMsg)
{
    const int num = fCompPB->Count(kDeltas);
    int i;
    // For each delta
    for( i = 0; i < num; i++ )
    {
        plMaxNode* deltaNode = (plMaxNode*)fCompPB->GetINode(kDeltas, TimeValue(0), i);
        if( !deltaNode )
            continue;
        const char* dbgNodeName = deltaNode->GetName();

        // Get the GeometrySpans. We ensured they would
        // be generated in it's SetupProperties, and they were created
        // in the MakeMesh pass.
        hsTArray<plGeometrySpan*>* movedSpans = &deltaNode->GetSwappableGeom()->fSpans;

        // We want to move the deltas into the same space as the base mesh verts.
        // So the first question is, which space do we want to move them from?
        // Answer is, we want to take the deltas from where they are relative to their OTM (pivot point),
        // and move them into base node's local space. 
        // The idea is that we want to assume the pivot points of the two objects are aligned, even though
        // we don't require that they are. So we transform delta verts to their pivot space, pretend that is the
        // same space as baseNode's pivot space, and transform from that to baseNode's local space.
        // This is somewhat arbitrary, but it allows the delta meshes to be moved aside relative to the base
        // meshes, as well as aligning the Pivot points to align the deltas and base mesh.
        // So:
        //  From deltaLocal to deltaPivot space = deltaVertToPivot * deltaLocalToVert // vertToPivot = OTM
        //  From deltaPivot to basePivot = skip (pretend they are the same).
        //  From basePivot to baseLocal = baseVertToLocal * Inverse(baseVertToPivot) // because baseOTM is in baseVertToLocal
        // mf
        hsMatrix44 bvert2local = baseNode->GetVertToLocal44() * baseNode->Matrix3ToMatrix44(Inverse(baseNode->GetOTM()));
        hsMatrix44 dlocal2vert = deltaNode->GetOTM44() * deltaNode->GetLocalToVert44();
        hsMatrix44 d2b =  bvert2local * dlocal2vert;
        hsMatrix44 d2bTInv;
        d2b.GetInverse(&d2bTInv);
        d2bTInv.GetTranspose(&d2bTInv);
        // Error check - movedSpans->GetCount() == baseSpans->GetCount();
        if( movedSpans->GetCount() != baseSpans->GetCount() )
        {
            pErrMsg->Set(true, deltaNode->GetName(), "Delta mesh mismatch with base").CheckAndAsk();
            pErrMsg->Set(false);
            continue;
        }

        plMorphDelta delta;
        delta.ComputeDeltas(*baseSpans, *movedSpans, d2b, d2bTInv);
        morphArr.AddDelta(delta);
    }

    return morphArr.GetNumDeltas() > 0;
}



class plMorphSeqComp : public plComponent
{
protected:
    plMorphLayComp*             IGetLayerComp(int i);

public:
    enum 
    {
        kLayers,
        kBaseNode
    };
    
    plMorphSeqComp();
    void DeleteThis() { delete this; }
    
    // SetupProperties - Internal setup and write-only set properties on the MaxNode. No reading
    // of properties on the MaxNode, as it's still indeterminant.
    virtual hsBool SetupProperties(plMaxNode *node, plErrorMsg *pErrMsg);
    virtual hsBool PreConvert(plMaxNode *node, plErrorMsg *pErrMsg);
    virtual hsBool Convert(plMaxNode *node, plErrorMsg *pErrMsg);
    virtual hsBool DeInit(plMaxNode *node, plErrorMsg *pErrMsg);
};


CLASS_DESC(plMorphSeqComp, gMorphSeqCompDesc, "Morph Sequence",  "MorphSeq", COMP_TYPE_AVATAR, MORPHSEQ_COMP_CID)


class plMorphSeqProc : public ParamMap2UserDlgProc
{
public:
    BOOL DlgProc(TimeValue t, IParamMap2 *map, HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
    {
        switch (msg)
        {
        case WM_INITDIALOG:
            {
            }
            return true;

        case WM_COMMAND:
            if (HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == IDC_ADD_TARGS)
            {
                std::vector<Class_ID> cids;
                cids.push_back(MORPHLAY_COMP_CID);
                IParamBlock2 *pb = map->GetParamBlock();
                plPick::Node(pb, plMorphSeqComp::kLayers, &cids, false, false);

                map->Invalidate(plMorphSeqComp::kLayers);
                return TRUE;
            }
            break;
        }

        return false;
    }
    void DeleteThis() {}
};
static plMorphSeqProc gMorphSeqProc;

/////////////////////////////////////////////////////////////////////////////////////


ParamBlockDesc2 gMorphSeqBk
(   
    plComponent::kBlkComp, _T("MorphSeq"), 0, &gMorphSeqCompDesc, P_AUTO_CONSTRUCT + P_AUTO_UI, plComponent::kRefComp,

    IDD_COMP_MORPHSEQ, IDS_COMP_MORPHSEQ, 0, 0, &gMorphSeqProc,

    plMorphSeqComp::kLayers,    _T("Layers"),   TYPE_INODE_TAB, 0,      0, 0,
        p_ui,           TYPE_NODELISTBOX, IDC_LIST_TARGS, 0, 0, IDC_DEL_TARGS,
        end,

    plMorphSeqComp::kBaseNode, _T("BaseNode"),  TYPE_INODE,     0, 0,
        p_ui,   TYPE_PICKNODEBUTTON, IDC_COMP_CHOOSE_OBJECT,
        p_sclassID, GEOMOBJECT_CLASS_ID,
        p_prompt, IDS_COMP_CHOSE_OBJECT,
        end,

    end
);

hsBool plMorphSeqComp::SetupProperties(plMaxNode* node, plErrorMsg* pErrMsg)
{
    plMaxNode* baseNode = (plMaxNode*)fCompPB->GetINode(kBaseNode);
    if( !baseNode )
    {
        pErrMsg->Set(true, node->GetName(), "Missing base (neutral) geometry node").CheckAndAsk();
        pErrMsg->Set(false);
        return true;
    }
    if( !baseNode->GetSwappableGeom() )
        baseNode->SetSwappableGeom(new plSharedMesh);
//  baseNode->SetForceLocal(true);

    return true;
}

hsBool plMorphSeqComp::PreConvert(plMaxNode* node, plErrorMsg* pErrMsg)
{
    return true;
}

hsBool plMorphSeqComp::Convert(plMaxNode* node, plErrorMsg* pErrMsg) 
{ 
    const char* dbgNodeName = node->GetName();

    // Make our plMorphSequence modifier
    plMorphSequence* morphSeq = const_cast<plMorphSequence *>(plMorphSequence::ConvertNoRef(node->GetSceneObject()->GetModifierByType(plMorphSequence::Index())));
    if (!morphSeq)
    {
        morphSeq = TRACKED_NEW plMorphSequence;
        node->AddModifier(morphSeq, IGetUniqueName(node));
    }
    
    // Get our base geometry.
    plMaxNode* baseNode = (plMaxNode*)fCompPB->GetINode(kBaseNode);
    plSharedMesh* mesh = baseNode->GetSwappableGeom();
    hsTArray<plGeometrySpan*>* baseSpans = &mesh->fSpans;
    //morphSeq->AddSharedMesh(mesh);

    // Error check we have some base geometry.

    plMorphDataSet *set = TRACKED_NEW plMorphDataSet;
    hsgResMgr::ResMgr()->NewKey(IGetUniqueName(node), set, node->GetLocation());
    hsgResMgr::ResMgr()->AddViaNotify(set->GetKey(), TRACKED_NEW plGenRefMsg(mesh->GetKey(), plRefMsg::kOnCreate, -1, -1), plRefFlags::kActiveRef);

    const int num = fCompPB->Count(kLayers);
    int i;
    // For each layer that we have
    for( i = 0; i < num; i++ )
    {
        plMorphLayComp* layComp = IGetLayerComp(i);
        if( !layComp )
            continue;

        // Layer is a sequence of geometry deltas. A layer will
        // become a plMorphArray.
        plMorphArray morphArr;

        if( layComp->SetupLayer(morphArr, baseNode, baseSpans, pErrMsg) )
        {
            //morphSeq->AddLayer(morphArr);
            set->fMorphs.Append(morphArr);
        }
    }

    // Error check - should make sure we wound up with something valid,
    // as opposed to a million empty deltas or something.

    return true; 
}

hsBool plMorphSeqComp::DeInit(plMaxNode *node, plErrorMsg *pErrMsg)
{
    return true;
}

plMorphLayComp* plMorphSeqComp::IGetLayerComp(int i)
{
    plMaxNode* node = (plMaxNode*)fCompPB->GetINode(kLayers, TimeValue(0), i);
    if( !node )
        return nil;

    plComponentBase *comp = ((plMaxNodeBase*)node)->ConvertToComponent();
    if( !comp )
        return nil;

    if( comp->ClassID() == MORPHLAY_COMP_CID )
    {
        return (plMorphLayComp*)comp;
    }

    return nil;
}

plMorphSeqComp::plMorphSeqComp()
{
    fClassDesc = &gMorphSeqCompDesc;
    fClassDesc->MakeAutoParamBlocks(this);
}