CWE-ou-minkata/Sources/Tools/MaxMain/plMtlCollector.cpp

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
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*==LICENSE==*/
#include "HeadSpin.h"
#include "plMtlCollector.h"

#include "MaxPlasmaMtls/Layers/plPlasmaMAXLayer.h"

#include "MaxPlasmaMtls/Materials/plCompositeMtl.h"
#include "MaxPlasmaMtls/Materials/plDecalMtl.h"
#include "MaxPlasmaMtls/Materials/plMultipassMtl.h"
#include "MaxPlasmaMtls/Materials/plParticleMtl.h"
#include "MaxPlasmaMtls/Materials/plPassMtl.h"
#include "MaxPlasmaMtls/Materials/plClothingMtl.h"

#include "MaxComponent/plGUIComponents.h"
#include "MaxComponent/pfGUISkinComp.h"
#include "MaxComponent/plMiscComponents.h"

#include "MaxMain/plMaxNodeBase.h"

static bool IsPlasmaMtl(Mtl *mtl)
{
    if (mtl->ClassID() == COMP_MTL_CLASS_ID ||
        mtl->ClassID() == DECAL_MTL_CLASS_ID ||
        mtl->ClassID() == MULTIMTL_CLASS_ID ||
        mtl->ClassID() == PARTICLE_MTL_CLASS_ID ||
        mtl->ClassID() == PASS_MTL_CLASS_ID ||
        mtl->ClassID() == CLOTHING_MTL_CLASS_ID)
        return true;
    return false;
}

static bool IsTexmapOK(Texmap *tex, UInt8 flags)
{
    if (flags & plMtlCollector::kPlasmaOnly && !plPlasmaMAXLayer::GetPlasmaMAXLayer(tex))
        return false;

    return true;
}

static bool IsMtlOK(Mtl *mtl, UInt8 flags)
{
    if (flags & plMtlCollector::kPlasmaOnly && !IsPlasmaMtl(mtl))
        return false;

    if (flags & plMtlCollector::kNoMultiMtl && mtl->ClassID() == MULTIMTL_CLASS_ID)
        return false;

    if (flags & plMtlCollector::kClothingMtlOnly && mtl->ClassID() != CLOTHING_MTL_CLASS_ID)
        return false;

    return true;
}

void GetMtlsRecur(MtlBase *mtlBase, MtlSet* mtls, TexSet* texmaps, UInt32 flags)
{
    if (!mtlBase)
        return;

    if (mtlBase->SuperClassID() == TEXMAP_CLASS_ID)
    {
        Texmap* tex = (Texmap*)mtlBase;
        if (texmaps && IsTexmapOK(tex, flags))
            texmaps->insert(tex);
    }
    else if(mtlBase->SuperClassID() == MATERIAL_CLASS_ID)
    {
        Mtl* mtl = (Mtl*)mtlBase;

        if (mtls && IsMtlOK(mtl, flags))
            mtls->insert(mtl);

        // Get the bitmaps from all the textures this material contains
        int i;
        int numTex = mtl->NumSubTexmaps();
        for (i = 0; i < numTex; i++)
        {
            Texmap *tex = mtl->GetSubTexmap(i);
            if (tex)
            {
                if (texmaps && IsTexmapOK(tex, flags))
                    texmaps->insert(tex);
            }
        }

        // Do the same for any submtls
        if (!(flags & plMtlCollector::kNoSubMtls))
        {
            int numMtl = mtl->NumSubMtls();
            for (i = 0; i < numMtl; i++)
                GetMtlsRecur(mtl->GetSubMtl(i), mtls, texmaps, flags);
        }
    }
    else
    {
        hsAssert(0, "What kind of material is this?");
    }
}

static void GetTexmapPBs(Texmap* tex, PBSet& pbs)
{
    if (!tex)
        return;

    plPlasmaMAXLayer *plasma = plPlasmaMAXLayer::GetPlasmaMAXLayer( tex );
    if( plasma != nil )
    {
        int i;
        for( i = 0; i < plasma->GetNumBitmaps(); i++ )
        {
            PBBitmap *pbbm = plasma->GetPBBitmap( i );
            if( pbbm != nil )
                pbs.insert( pbbm );
        }
    }
    else
    {
        for (int i = 0; i < tex->NumRefs(); i++)
        {
            ReferenceTarget* r = tex->GetReference(i);
            if (r && r->SuperClassID() == PARAMETER_BLOCK2_CLASS_ID)
            {
                IParamBlock2* pb = (IParamBlock2*)r;
                for (int j = 0; j < pb->NumParams(); j++)
                {
                    if (pb->GetParameterType(pb->IndextoID(j)) == TYPE_BITMAP)
                    {
                        PBBitmap *pbbm = pb->GetBitmap(j);
                        
                        if (pbbm)
                            pbs.insert(pbbm);
                    }
                }
            }
        }
    }
}

#include "MaxPlasmaLights/plRealTimeLightBase.h"

static void GetNodeMtlsRecur(INode *node, MtlSet* mtls, TexSet* texmaps, UInt32 flags)
{
    Mtl *mtl = node->GetMtl();
    GetMtlsRecur(mtl, mtls, texmaps, flags);

    Object* obj = node->GetObjectRef();
    if (obj && (obj->ClassID() == RTSPOT_LIGHT_CLASSID || obj->ClassID() == RTPDIR_LIGHT_CLASSID))
    {
        Texmap* texmap = ((plRTLightBase*)obj)->GetProjMap();
        GetMtlsRecur(texmap, mtls, texmaps, flags);
    }

    plGUIControlBase *gui = plGUIControlBase::GetGUIComp( node );
    if( gui != nil )
    {
        UInt32 i;
        for( i = 0; i < gui->GetNumMtls(); i++ )
            GetMtlsRecur( gui->GetMtl( i ), mtls, texmaps, flags );
    }
    else
    {
        // Skins aren't controls
        plGUISkinComp *guiSkin = plGUISkinComp::GetGUIComp( node );
        if( guiSkin != nil )
        {
            UInt32 i;
            for( i = 0; i < guiSkin->GetNumMtls(); i++ )
                GetMtlsRecur( guiSkin->GetMtl( i ), mtls, texmaps, flags );
        }
        else
        {
            // Um, other components
            plComponentBase *base = ( ( plMaxNodeBase *)node )->ConvertToComponent();
            if( base != nil )
            {
                if( base->ClassID() == IMAGE_LIB_CID )
                {
                    pfImageLibComponent *iLib = (pfImageLibComponent *)base;
                    UInt32 i;
                    for( i = 0; i < iLib->GetNumBitmaps(); i++ )
                        GetMtlsRecur( iLib->GetBitmap( i ), mtls, texmaps, flags );
                }
            }
        }
    }

    for (int i = 0; i < node->NumberOfChildren(); i++)
        GetNodeMtlsRecur(node->GetChildNode(i), mtls, texmaps, flags);
}

static void GetEditorMtls(MtlSet* mtls, TexSet* texmaps, UInt32 flags)
{
    static const int kNumEditorSlots = 24;

    Interface *ip = GetCOREInterface();
    for (int i = 0; i < kNumEditorSlots; i++)
    {
        MtlBase *mtlBase = ip->GetMtlSlot(i);
        GetMtlsRecur(mtlBase, mtls, texmaps, flags);
    }
}

void plMtlCollector::GetMtls(MtlSet* mtls, TexSet* texmaps, UInt32 flags)
{
    Interface *ip = GetCOREInterface();

    // Make a list of all the textures from the GetSceneMtls() func
    MtlBaseLib* sceneMtls = ip->GetSceneMtls();
    for(int i = 0; i < sceneMtls->Count(); i++)
    {
        GetMtlsRecur((*sceneMtls)[i], mtls, texmaps, flags);
    }

    // Add any more we find traversing the node hierarchy
    INode *root = ip->GetRootNode();
    GetNodeMtlsRecur(root, mtls, texmaps, flags);

    if (!(flags & kUsedOnly))
        GetEditorMtls(mtls, texmaps, flags);
}

void plMtlCollector::GetMtlLayers(Mtl *mtl, LayerSet& layers)
{
    TexSet tex;
    GetMtlsRecur(mtl, nil, &tex, kPlasmaOnly);

    TexSet::iterator it = tex.begin();
    for (; it != tex.end(); it++)
    {
        layers.insert((plPlasmaMAXLayer*)*it);
    }
}

void plMtlCollector::GetAllTextures(TexNameSet& texNames)
{
    TexSet tex;
    GetMtls(nil, &tex);

    PBSet pbs;
    TexSet::iterator it = tex.begin();
    for (; it != tex.end(); it++)
        GetTexmapPBs(*it, pbs);

    PBSet::iterator pbIt = pbs.begin();
    for (; pbIt != pbs.end(); pbIt++)
    {
        PBBitmap* pbbm = *pbIt;
        texNames.insert(pbbm->bi.Name());
    }
}