CWE-ou-minkata/Sources/Tools/MaxPlasmaMtls/Layers/plMAXCameraLayer.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 "plMAXCameraLayer.h"

#include "iparamb2.h"
#include "iparamm2.h"
#include "stdmat.h"

#include "../plBMSampler.h"
#include "MaxMain/plPlasmaRefMsgs.h"

class plMAXCameraLayerClassDesc : public ClassDesc2
{
public:
    int             IsPublic()      { return TRUE; }
    void*           Create(BOOL loading = FALSE) { return TRACKED_NEW plMAXCameraLayer(); }
    const TCHAR*    ClassName()     { return GetString(IDS_MAX_CAMERA_LAYER); }
    SClass_ID       SuperClassID()  { return TEXMAP_CLASS_ID; }
    Class_ID        ClassID()       { return MAX_CAMERA_LAYER_CLASS_ID; }
    const TCHAR*    Category()      { return TEXMAP_CAT_COLMOD; }
    const TCHAR*    InternalName()  { return _T("PlasmaMAXCameraLayer"); }
    HINSTANCE       HInstance()     { return hInstance; }
};
static plMAXCameraLayerClassDesc plMAXCameraLayerDesc;
ClassDesc2* GetMAXCameraLayerDesc() { return &plMAXCameraLayerDesc; }

class MAXCameraLayerDlgProc : public ParamMap2UserDlgProc
{
public:
    MAXCameraLayerDlgProc() {}
    ~MAXCameraLayerDlgProc() {}

    void UpdateDisplay(IParamMap2 *pmap)
    {
        HWND hWnd = pmap->GetHWnd();
        IParamBlock2 *pb = pmap->GetParamBlock();
        HWND cbox;
        cbox = GetDlgItem(hWnd, IDC_CAM_LAYER_UV_SRC);
        SendMessage(cbox, CB_SETCURSEL, pb->GetInt(plMAXCameraLayer::kUVSource), 0);
        hsBool reflect = (pb->GetInt(ParamID(plMAXCameraLayer::kExplicitCam)) == 0);
        EnableWindow(GetDlgItem(hWnd, IDC_CAM_LAYER_UV_SRC), !reflect);
    }

    virtual void Update(TimeValue t, Interval& valid, IParamMap2* pmap) { UpdateDisplay(pmap); }

    virtual BOOL DlgProc(TimeValue t, IParamMap2 *map, HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
    {
        int id = LOWORD(wParam);
        int code = HIWORD(wParam);

        IParamBlock2 *pb = map->GetParamBlock();
        HWND cbox = NULL;

        switch (msg)
        {
        case WM_INITDIALOG:
            int i;
            for (i = 0; i < plMAXCameraLayer::kMaxUVSrc; i++)
            {
                cbox = GetDlgItem(hWnd, IDC_CAM_LAYER_UV_SRC);
                SendMessage(cbox, CB_ADDSTRING, 0, (LPARAM)plMAXCameraLayer::kUVStrings[i]);
            }
            UpdateDisplay(map);
            return TRUE;

        case WM_COMMAND:
            if (id == IDC_CAM_LAYER_UV_SRC)
            {
                pb->SetValue(plMAXCameraLayer::kUVSource, t, SendMessage(GetDlgItem(hWnd, id), CB_GETCURSEL, 0, 0));
                return TRUE;
            }
            else if (id == IDC_CAM_LAYER_EXPLICIT_CAM)
            {
                UpdateDisplay(map);
                return TRUE;
            }
            break;
        }
        return FALSE;
    }
    virtual void DeleteThis() {}
};
static MAXCameraLayerDlgProc gMAXCameraLayerDlgProc;

///////////////////////////////////////////////////////////////////////////////
//// ParamBlock Definition ////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////

static ParamBlockDesc2 gMAXCameraLayerParamBlk
(
    plMAXCameraLayer::kBlkMain, _T("CamLayer"),  0, GetMAXCameraLayerDesc(),
    P_AUTO_CONSTRUCT + P_AUTO_UI, plMAXCameraLayer::kRefMain,
    IDD_MAX_CAMERA_LAYER, IDS_MAX_CAMERA_LAYER_PROPS, 0, 0, &gMAXCameraLayerDlgProc,

    plMAXCameraLayer::kCamera, _T("camera"),    TYPE_INODE, P_CAN_CONVERT, 0,
        p_ui, TYPE_PICKNODEBUTTON, IDC_CAM_LAYER_CAMERA,
        p_classID, Class_ID(LOOKAT_CAM_CLASS_ID, 0),
        p_prompt, IDS_CAM_LAYER_CAMERA,
        end,

    plMAXCameraLayer::kUVSource, _T("UVSource"),    TYPE_INT,   0, 0,
        p_default, 0,
        end,

    plMAXCameraLayer::kExplicitCam, _T("explicitCam"),  TYPE_BOOL,      0, 0,
        p_ui, TYPE_SINGLECHEKBOX, IDC_CAM_LAYER_EXPLICIT_CAM,
        p_default, false,
        p_enable_ctrls, 1, plMAXCameraLayer::kCamera,
        end,

    plMAXCameraLayer::kRootNode, _T("rootNode"),    TYPE_INODE, 0, 0,
        p_ui, TYPE_PICKNODEBUTTON, IDC_CAM_LAYER_ROOT_NODE,
        p_prompt, IDS_CAM_LAYER_ROOT_NODE,
        end,

    plMAXCameraLayer::kDisableColor, _T("disableColor"), TYPE_RGBA, 0, 0,
        p_ui,           TYPE_COLORSWATCH, IDC_CAM_LAYER_DISABLE_COLOR,
        p_default,      Color(0,0,0),
        end,

    plMAXCameraLayer::kForce, _T("force"),  TYPE_BOOL,      0, 0,
        p_ui, TYPE_SINGLECHEKBOX, IDC_CAM_LAYER_FORCE,
        p_default, false,
        end,

    end
);

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

const char *plMAXCameraLayer::kUVStrings[] = { "1", "2", "3", "4", "5", "6", "7", "8" };
const UInt8 plMAXCameraLayer::kMaxUVSrc = 8;

plMAXCameraLayer::plMAXCameraLayer() :
fParmsPB(NULL),
fIValid(NEVER)
{
    plMAXCameraLayerDesc.MakeAutoParamBlocks(this);
}

plMAXCameraLayer::~plMAXCameraLayer()
{
}

//From MtlBase
void plMAXCameraLayer::Reset()
{
    GetMAXCameraLayerDesc()->Reset(this, TRUE); // reset all pb2's
    NotifyDependents(FOREVER, PART_ALL, REFMSG_CHANGE);

    fIValid.SetEmpty();
}

void plMAXCameraLayer::Update(TimeValue t, Interval& valid)
{
    if (!fIValid.InInterval(t))
    {
        fIValid.SetInfinite();
    }

    valid &= fIValid;
}

Interval plMAXCameraLayer::Validity(TimeValue t)
{
    Interval v = FOREVER;
    return v;
}

ParamDlg* plMAXCameraLayer::CreateParamDlg(HWND hwMtlEdit, IMtlParams *imp)
{
    IAutoMParamDlg* masterDlg = plMAXCameraLayerDesc.CreateParamDlgs(hwMtlEdit, imp, this);

    return masterDlg;
}

BOOL plMAXCameraLayer::SetDlgThing(ParamDlg* dlg)
{
    return FALSE;
}

int plMAXCameraLayer::NumRefs()
{
    return 1;
}

//From ReferenceMaker
RefTargetHandle plMAXCameraLayer::GetReference(int i)
{
    switch (i)
    {
    case kRefMain:      return fParmsPB;
    default:                return NULL;
    }
}

void plMAXCameraLayer::SetReference(int i, RefTargetHandle rtarg)
{
    Interval    garbage;

    switch (i)
    {
    case kRefMain:
        fParmsPB = (IParamBlock2 *)rtarg;
        break;
    }
}

int plMAXCameraLayer::NumParamBlocks()
{
    return 1;
}

IParamBlock2* plMAXCameraLayer::GetParamBlock(int i)
{
    switch (i)
    {
    case 0: return fParmsPB;
    default: return NULL;
    }
}

IParamBlock2* plMAXCameraLayer::GetParamBlockByID(BlockID id)
{
    if (fParmsPB->ID() == id)
        return fParmsPB;
    else
        return NULL;
}

//From ReferenceTarget
RefTargetHandle plMAXCameraLayer::Clone(RemapDir &remap)
{
    plMAXCameraLayer *mnew = TRACKED_NEW plMAXCameraLayer();
    *((MtlBase*)mnew) = *((MtlBase*)this); // copy superclass stuff
    mnew->ReplaceReference(kRefMain, remap.CloneRef(fParmsPB));
    BaseClone(this, mnew, remap);
    return (RefTargetHandle)mnew;
}

int plMAXCameraLayer::NumSubs()
{
    return 1;
}

Animatable* plMAXCameraLayer::SubAnim(int i)
{
    switch (i)
    {
        case kRefMain:      return fParmsPB;
        default: return NULL;
    }
}

TSTR plMAXCameraLayer::SubAnimName(int i)
{
    switch (i)
    {
        case kRefMain:      return "Main";
        default: return "";
    }
}

RefResult plMAXCameraLayer::NotifyRefChanged(Interval changeInt, RefTargetHandle hTarget,
                                              PartID& partID, RefMessage message)
{
    switch (message)
    {
    case REFMSG_CHANGE:
        {
            fIValid.SetEmpty();

            if (hTarget == fParmsPB)
            {
                // see if this message came from a changing parameter in the pblock,
                // if so, limit rollout update to the changing item
                ParamID changingParam = fParmsPB->LastNotifyParamID();
                fParmsPB->GetDesc()->InvalidateUI(changingParam);

                if (changingParam != -1)
                    IChanged();
            }
        }
        break;

    }

    return REF_SUCCEED;
}

void plMAXCameraLayer::IChanged()
{
    // Cut and paste insanity from DynamicTextLayer.
    // Texture wasn't getting updated in the viewports, and this fixes it.
    // Don't know if it's the right way though.
    NotifyDependents(FOREVER, PART_ALL, REFMSG_CHANGE);

    // And this is so the SceneWatcher gets notified that the material on some of it's
    // referenced objects changed.
    NotifyDependents(FOREVER, PART_ALL, REFMSG_USER_MAT);
}

#define TEX_HDR_CHUNK 0x5000

IOResult plMAXCameraLayer::Save(ISave *isave)
{
    IOResult res;

    isave->BeginChunk(TEX_HDR_CHUNK);
    res = MtlBase::Save(isave);
    if (res != IO_OK)
        return res;
    isave->EndChunk();

    return IO_OK;
}

IOResult plMAXCameraLayer::Load(ILoad *iload)
{
    IOResult res;
    while (IO_OK == (res = iload->OpenChunk()))
    {
        if (iload->CurChunkID() == TEX_HDR_CHUNK)
        {
            res = MtlBase::Load(iload);
        }
        iload->CloseChunk();
        if (res != IO_OK)
            return res;
    }

    return IO_OK;
}


AColor plMAXCameraLayer::EvalColor(ShadeContext& sc)
{
    return AColor(0.0f, 0.0f, 0.0f, 1.0f);
}

float plMAXCameraLayer::EvalMono(ShadeContext& sc)
{
    return Intens(EvalColor(sc));
}

Point3 plMAXCameraLayer::EvalNormalPerturb(ShadeContext& sc)
{
    // Return the perturbation to apply to a normal for bump mapping
    return Point3(0, 0, 0);
}

ULONG plMAXCameraLayer::LocalRequirements(int subMtlNum)
{
    return MTLREQ_VIEW_DEP | MTLREQ_TRANSP;
}

void plMAXCameraLayer::ActivateTexDisplay(BOOL onoff)
{
}

BITMAPINFO *plMAXCameraLayer::GetVPDisplayDIB(TimeValue t, TexHandleMaker& thmaker, Interval &valid, BOOL mono, BOOL forceW, BOOL forceH)
{
    return nil;
}

DWORD plMAXCameraLayer::GetActiveTexHandle(TimeValue t, TexHandleMaker& thmaker)
{
    return 0;
}

const char *plMAXCameraLayer::GetTextureName( int which )
{
    return NULL;
}