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CWE-ou-minkata/Sources/Tools/MaxPlasmaMtls/Layers/plAngleAttenLayer.cpp

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/*==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/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
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 "hsWindows.h"
#include "../resource.h"
#include <iparamm2.h>
#include <stdmat.h>
#pragma hdrstop
#include "plAngleAttenLayer.h"
#include "../plBMSampler.h"
#include "MaxMain/plPlasmaRefMsgs.h"
class plAngleAttenLayerClassDesc : public ClassDesc2
{
public:
int IsPublic() { return TRUE; }
void* Create(BOOL loading = FALSE) { return new plAngleAttenLayer(); }
const TCHAR* ClassName() { return GetString(IDS_ANGLE_ATTEN_LAYER); }
SClass_ID SuperClassID() { return TEXMAP_CLASS_ID; }
Class_ID ClassID() { return ANGLE_ATTEN_LAYER_CLASS_ID; }
const TCHAR* Category() { return TEXMAP_CAT_COLMOD; }
const TCHAR* InternalName() { return _T("PlasmaAngleAttenLayer"); }
HINSTANCE HInstance() { return hInstance; }
};
static plAngleAttenLayerClassDesc plAngleAttenLayerDesc;
ClassDesc2* GetAngleAttenLayerDesc() { return &plAngleAttenLayerDesc; }
///////////////////////////////////////////////////////////////////////////////
//// ParamBlock Definition ////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
static const float kDefTransp0 = 60.f;
static const float kDefOpaque0 = 90.f;
static const float kDefTransp1 = 30.f;
static const float kDefOpaque1 = 0.f;
static ParamBlockDesc2 gAngleAttenParamBlk
(
plAngleAttenLayer::kBlkAngles, _T("angles"), 0, GetAngleAttenLayerDesc(),//NULL,
P_AUTO_CONSTRUCT + P_AUTO_UI, plAngleAttenLayer::kRefAngles,
IDD_ANGLE_ATTEN_LAYER, IDS_ANGLE_ATTEN_LAYER_PROPS, 0, 0, nil,
// Texture size
plAngleAttenLayer::kTranspAngle0, _T("transp0"), TYPE_FLOAT, 0, 0,
p_ui, TYPE_SPINNER, EDITTYPE_INT, IDC_TRANSP_ANGLE_0, IDC_TRANSP_ANGLE_0_SPIN, SPIN_AUTOSCALE,
p_range, 0.0, 180.0,
p_default, kDefTransp0,
end,
plAngleAttenLayer::kOpaqueAngle0, _T("opaque0"), TYPE_FLOAT, 0, 0,
p_ui, TYPE_SPINNER, EDITTYPE_INT, IDC_OPAQUE_ANGLE_0, IDC_OPAQUE_ANGLE_0_SPIN, SPIN_AUTOSCALE,
p_range, 0.0, 180.0,
p_default, kDefOpaque0,
end,
plAngleAttenLayer::kDoubleFade, _T("doubleFade"), TYPE_BOOL, 0, 0,
p_ui, TYPE_SINGLECHEKBOX, IDC_DOUBLE_FADE,
p_enable_ctrls, 2, plAngleAttenLayer::kOpaqueAngle1, plAngleAttenLayer::kTranspAngle1,
p_default, false,
end,
plAngleAttenLayer::kOpaqueAngle1, _T("opaque1"), TYPE_FLOAT, 0, 0,
p_ui, TYPE_SPINNER, EDITTYPE_INT, IDC_OPAQUE_ANGLE_1, IDC_OPAQUE_ANGLE_1_SPIN, SPIN_AUTOSCALE,
p_range, 0.0, 180.0,
p_default, kDefTransp1,
end,
plAngleAttenLayer::kTranspAngle1, _T("transp1"), TYPE_FLOAT, 0, 0,
p_ui, TYPE_SPINNER, EDITTYPE_INT, IDC_TRANSP_ANGLE_1, IDC_TRANSP_ANGLE_1_SPIN, SPIN_AUTOSCALE,
p_range, 0.0, 180.0,
p_default, kDefOpaque1,
end,
plAngleAttenLayer::kReflect, _T("reflect"), TYPE_BOOL, 0, 0,
p_ui, TYPE_SINGLECHEKBOX, IDC_REFLECT,
p_default, false,
end,
plAngleAttenLayer::kLoClamp, _T("loClamp"), TYPE_INT, 0, 0,
p_ui, TYPE_SPINNER, EDITTYPE_INT, IDC_LO_CLAMP, IDC_LO_CLAMP_SPIN, SPIN_AUTOSCALE,
p_range, 0, 100,
p_default, 0,
end,
plAngleAttenLayer::kHiClamp, _T("hiClamp"), TYPE_INT, 0, 0,
p_ui, TYPE_SPINNER, EDITTYPE_INT, IDC_HI_CLAMP, IDC_HI_CLAMP_SPIN, SPIN_AUTOSCALE,
p_range, 0, 100,
p_default, 100,
end,
end
);
plAngleAttenLayer::plAngleAttenLayer() :
fParmsPB(NULL),
fIValid(NEVER),
fCosTransp0(0),
fCosOpaque0(0),
fCosTransp1(0),
fCosOpaque1(0),
fCosinesCached(false)
{
plAngleAttenLayerDesc.MakeAutoParamBlocks(this);
}
plAngleAttenLayer::~plAngleAttenLayer()
{
}
void plAngleAttenLayer::GetClassName(TSTR& s)
{
s = GetString(IDS_ANGLE_ATTEN_LAYER);
}
//From MtlBase
void plAngleAttenLayer::Reset()
{
GetAngleAttenLayerDesc()->Reset(this, TRUE); // reset all pb2's
NotifyDependents(FOREVER, PART_ALL, REFMSG_CHANGE);
fIValid.SetEmpty();
}
void plAngleAttenLayer::Update(TimeValue t, Interval& valid)
{
if (!fIValid.InInterval(t))
{
fIValid.SetInfinite();
}
valid &= fIValid;
}
Interval plAngleAttenLayer::Validity(TimeValue t)
{
//TODO: Update fIValid here
Interval v = FOREVER;
return v;
}
ParamDlg* plAngleAttenLayer::CreateParamDlg(HWND hwMtlEdit, IMtlParams *imp)
{
IAutoMParamDlg* masterDlg = plAngleAttenLayerDesc.CreateParamDlgs(hwMtlEdit, imp, this);
return masterDlg;
}
BOOL plAngleAttenLayer::SetDlgThing(ParamDlg* dlg)
{
return FALSE;
}
int plAngleAttenLayer::NumRefs()
{
return 1;
}
//From ReferenceMaker
RefTargetHandle plAngleAttenLayer::GetReference(int i)
{
switch (i)
{
case kRefAngles: return fParmsPB;
default: return NULL;
}
}
void plAngleAttenLayer::SetReference(int i, RefTargetHandle rtarg)
{
Interval garbage;
switch (i)
{
case kRefAngles:
fParmsPB = (IParamBlock2 *)rtarg;
break;
}
}
int plAngleAttenLayer::NumParamBlocks()
{
return 1;
}
IParamBlock2* plAngleAttenLayer::GetParamBlock(int i)
{
switch (i)
{
case 0: return fParmsPB;
default: return NULL;
}
}
IParamBlock2* plAngleAttenLayer::GetParamBlockByID(BlockID id)
{
if (fParmsPB->ID() == id)
return fParmsPB;
else
return NULL;
}
//From ReferenceTarget
RefTargetHandle plAngleAttenLayer::Clone(RemapDir &remap)
{
plAngleAttenLayer *mnew = new plAngleAttenLayer();
*((MtlBase*)mnew) = *((MtlBase*)this); // copy superclass stuff
mnew->ReplaceReference(kRefAngles, remap.CloneRef(fParmsPB));
BaseClone(this, mnew, remap);
return (RefTargetHandle)mnew;
}
int plAngleAttenLayer::NumSubs()
{
return 1;
}
Animatable* plAngleAttenLayer::SubAnim(int i)
{
//TODO: Return 'i-th' sub-anim
switch (i)
{
case kRefAngles: return fParmsPB;
default: return NULL;
}
}
TSTR plAngleAttenLayer::SubAnimName(int i)
{
switch (i)
{
case kRefAngles: return "Angles";
default: return "";
}
}
RefResult plAngleAttenLayer::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 plAngleAttenLayer::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);
ICacheCosines();
}
void plAngleAttenLayer::ICacheCosines()
{
fCosTransp0 = cosf(hsDegreesToRadians(fParmsPB->GetFloat(kTranspAngle0)));
fCosOpaque0 = cosf(hsDegreesToRadians(fParmsPB->GetFloat(kOpaqueAngle0)));
if( fParmsPB->GetInt(kDoubleFade) )
{
fCosTransp1 = cosf(hsDegreesToRadians(fParmsPB->GetFloat(kTranspAngle1)));
fCosOpaque1 = cosf(hsDegreesToRadians(fParmsPB->GetFloat(kOpaqueAngle1)));
}
else
{
fCosTransp1 = fCosOpaque1 = 0;
}
fCosinesCached = true;
}
#define TEX_HDR_CHUNK 0x5000
IOResult plAngleAttenLayer::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 plAngleAttenLayer::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 plAngleAttenLayer::EvalColor(ShadeContext& sc)
{
if( !sc.doMaps )
return AColor(0.0f, 0.0f, 0.0f, 1.0f);
AColor color;
if (sc.GetCache(this, color))
return color;
if( !fCosinesCached )
ICacheCosines();
if (gbufID)
sc.SetGBufferID(gbufID);
// Evaluate the Bitmap
Point3 normal = sc.Normal();
if( fParmsPB->GetInt(kReflect) )
{
normal = sc.ReflectVector();
}
float dotZ = normal.z;
float alpha = 1.f;
if( fCosTransp0 != fCosOpaque0 )
{
float a = (dotZ - fCosTransp0) / (fCosOpaque0 - fCosTransp0);
if( a < 0 )
a = 0;
else if( a > 1.f )
a = 1.f;
alpha *= a;
}
if( fParmsPB->GetInt(kDoubleFade) && (fCosTransp1 != fCosOpaque1) )
{
float a = (dotZ - fCosTransp1) / (fCosOpaque1 - fCosTransp1);
if( a < 0 )
a = 0;
else if( a > 1.f )
a = 1.f;
if( fCosTransp0 < fCosTransp1 )
{
if( fCosTransp0 > fCosOpaque0 )
alpha += a;
else
alpha *= a;
}
else
{
if( fCosTransp0 < fCosOpaque0 )
alpha += a;
else
alpha *= a;
}
}
color = AColor(1.f, 1.f, 1.f, alpha);
sc.PutCache(this, color);
return color;
}
float plAngleAttenLayer::EvalMono(ShadeContext& sc)
{
return Intens(EvalColor(sc));
}
Point3 plAngleAttenLayer::EvalNormalPerturb(ShadeContext& sc)
{
// Return the perturbation to apply to a normal for bump mapping
return Point3(0, 0, 0);
}
ULONG plAngleAttenLayer::LocalRequirements(int subMtlNum)
{
return MTLREQ_VIEW_DEP | MTLREQ_TRANSP;
}
void plAngleAttenLayer::ActivateTexDisplay(BOOL onoff)
{
}
BITMAPINFO *plAngleAttenLayer::GetVPDisplayDIB(TimeValue t, TexHandleMaker& thmaker, Interval &valid, BOOL mono, BOOL forceW, BOOL forceH)
{
return nil;
// FIXME
}
DWORD plAngleAttenLayer::GetActiveTexHandle(TimeValue t, TexHandleMaker& thmaker)
{
return 0;
}
const char *plAngleAttenLayer::GetTextureName( int which )
{
return NULL;
}
int plAngleAttenLayer::GetLoClamp()
{
return fParmsPB->GetInt(kLoClamp);
}
int plAngleAttenLayer::GetHiClamp()
{
return fParmsPB->GetInt(kHiClamp);
}
Box3 plAngleAttenLayer::GetFade()
{
Point3 pmin, pmax;
pmin.x = fParmsPB->GetFloat(kTranspAngle0);
pmin.y = fParmsPB->GetFloat(kOpaqueAngle0);
if( pmin.x < pmin.y )
pmin.z = -1.f;
else if( pmin.x > pmin.y )
pmin.z = 1.f;
else
pmin.z = 0;
if( fParmsPB->GetInt(kDoubleFade) )
{
pmax.x = fParmsPB->GetFloat(kTranspAngle1);
pmax.y = fParmsPB->GetFloat(kOpaqueAngle1);
if( pmax.x < pmax.y )
pmax.z = -1.f;
else if( pmax.x > pmax.y )
pmax.z = 1.f;
else
pmax.z = 0;
}
else
{
pmax.x = pmax.y = pmax.z = 0;
}
return Box3(pmin, pmax);
}
BOOL plAngleAttenLayer::Reflect()
{
return fParmsPB->GetInt(kReflect);
}