You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
242 lines
7.5 KiB
242 lines
7.5 KiB
/*==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 "hsTypes.h" |
|
#include "hsMemory.h" |
|
#include "hsSfxGlobalShade.h" |
|
#include "hsStream.h" |
|
//#include "../plPipeline/hsG3DDevice.h" |
|
#include "../plPipeline/plPipeline.h" |
|
#include "../plGLight/hsGProjector3.h" |
|
#include "../plSurface/hsGLayer.h" |
|
#include "../plSurface/hsGMaterial.h" |
|
#include "../plDrawable/plDrawable.h" |
|
#include "../plIntersect/hsBounds.h" |
|
|
|
|
|
void hsSfxGlobalShade::ISetIntensity(hsPoint3& pos) |
|
{ |
|
if( fGSFlags & kFromFog ) |
|
ISetFromFog(pos); |
|
else |
|
if( fGSFlags & kFromClear ) |
|
ISetFromClear(pos); |
|
else |
|
if( fGSFlags & kFromLights ) |
|
ISetFromLights(pos); |
|
|
|
fIntensity.a = hsMaximum(fIntensity.r, hsMaximum(fIntensity.g, fIntensity.b)); |
|
} |
|
|
|
void hsSfxGlobalShade::ISetFromClear(hsPoint3& pos) |
|
{ |
|
fIntensity.Set(0,0,0,0); |
|
#if 0 // Taken out 2.26.2001 mcn 'cause it accesses the (now defunct) 3DDevice directly |
|
hsG3DDevice* dev = fPipeline->Get3DDevice(); |
|
hsGEnvironment* env = dev->GetEnvironment(); |
|
if( env && (env->GetFlags() & hsGEnvironment::kClearColorSet) ) |
|
{ |
|
fIntensity = env->GetClearColor(); |
|
} |
|
#endif |
|
} |
|
|
|
void hsSfxGlobalShade::ISetFromFog(hsPoint3& pos) |
|
{ |
|
fIntensity.Set(0,0,0,0); |
|
#if 0 // Taken out 2.26.2001 mcn 'cause it accesses the (now defunct) 3DDevice directly |
|
hsG3DDevice* dev = fPipeline->Get3DDevice(); |
|
hsGEnvironment* env = dev->GetEnvironment(); |
|
if( env && (env->GetFlags() & hsGEnvironment::kFogColorSet) ) |
|
{ |
|
fIntensity = env->GetFogColor(); |
|
} |
|
#endif |
|
} |
|
|
|
void hsSfxGlobalShade::ISetFromLights(hsPoint3& pos) |
|
{ |
|
fIntensity = ISumLights(pos); |
|
} |
|
|
|
hsColorRGBA hsSfxGlobalShade::ISumLights(hsPoint3& pos) |
|
{ |
|
hsColorRGBA accum; |
|
accum.Set(0,0,0,0); |
|
|
|
#if 0 // Taken out 2.26.2001 mcn 'cause it accesses the (now defunct) 3DDevice directly |
|
hsG3DDevice* dev = fPipeline->Get3DDevice(); |
|
for( dev->FirstProjector(); dev->MoreProjectors(); dev->IncProjector() ) |
|
{ |
|
hsGProjector3* proj = dev->CurrProjector(); |
|
|
|
if( proj->IsOmni() ) |
|
{ |
|
hsScalar intensity = proj->AttenuatePoint(&pos) * proj->GetIntensity(); |
|
|
|
if( intensity > 0.f ) |
|
{ |
|
hsColorRGBA col = intensity * proj->GetLightColor(); |
|
accum += col; |
|
} |
|
} |
|
else |
|
if( proj->IsPerspective() ) // spot |
|
{ |
|
hsPoint4 ang; |
|
UInt32 clips; |
|
proj->GetNdcPoints(1, &pos, sizeof(pos), &ang, kClipAll, &clips); |
|
|
|
if( !clips |
|
|| !( proj->IsAttenuated() || proj->AttenuatesAlpha() || (clips & ~kClipYon) ) |
|
) |
|
{ |
|
hsScalar intensity = proj->AttenuatePoint(&pos) * proj->GetIntensity(); |
|
|
|
if( intensity > 0.f ) |
|
{ |
|
hsColorRGBA col = intensity * proj->GetLightColor(); |
|
accum += col; |
|
} |
|
} |
|
} |
|
else // directional |
|
{ |
|
hsColorRGBA col = proj->GetIntensity() * proj->GetLightColor(); |
|
accum += col; |
|
} |
|
} |
|
#endif |
|
return accum; |
|
} |
|
|
|
void hsSfxGlobalShade::ProcessPreInterpShadeVerts(hsExpander<hsGShadeVertex*>& vList) |
|
{ |
|
if( fCurrentLayer ) |
|
{ |
|
if( fGSFlags & kAffectDiffuse ) |
|
fCurrentLayer->SetColor(fRestoreColor.r, fRestoreColor.g, fRestoreColor.b, fRestoreColor.a); |
|
else |
|
fCurrentLayer->SetAmbientColor(fRestoreColor.r, fRestoreColor.g, fRestoreColor.b, fRestoreColor.a); |
|
} |
|
|
|
#if 0 // Taken out 2.26.2001 mcn 'cause it accesses the (now defunct) 3DDevice directly |
|
hsG3DDevice* dev = fPipeline->Get3DDevice(); |
|
hsRefCnt_SafeAssign(fCurrentLayer, dev->GetCurrentLayer()); |
|
if( fCurrentLayer ) |
|
{ |
|
fRestoreColor = fGSFlags & kAffectDiffuse ? fCurrentLayer->GetColor() : fCurrentLayer->GetAmbientColor(); |
|
hsColorRGBA col = fAmbient; |
|
if( fGSFlags & kScalarIntensity ) |
|
{ |
|
col.r += fDiffuse.r * fIntensity.a; |
|
col.g += fDiffuse.g * fIntensity.a; |
|
col.b += fDiffuse.b * fIntensity.a; |
|
} |
|
else |
|
{ |
|
col.r += fDiffuse.r * fIntensity.r; |
|
col.g += fDiffuse.g * fIntensity.g; |
|
col.b += fDiffuse.b * fIntensity.b; |
|
} |
|
if( fGSFlags & kAffectDiffuse ) |
|
fCurrentLayer->SetColor(col.r, col.g, col.b, fRestoreColor.a); |
|
else |
|
fCurrentLayer->SetAmbientColor(col.r, col.g, col.b, fRestoreColor.a); |
|
} |
|
#endif |
|
} |
|
|
|
hsBool32 hsSfxGlobalShade::BeginObject(plPipeline* pipe, plDrawable* obj) |
|
{ |
|
hsBool32 retVal = hsGRenderProcs::BeginObject(pipe, obj); |
|
|
|
const hsBounds3Ext& bnd = obj->GetLocalBounds(); |
|
hsPoint3 pos = bnd.GetCenter(); |
|
ISetIntensity(pos); |
|
|
|
return retVal; |
|
} |
|
|
|
void hsSfxGlobalShade::EndObject() |
|
{ |
|
hsGRenderProcs::EndObject(); |
|
if( fCurrentLayer ) |
|
{ |
|
if( fGSFlags & kAffectDiffuse ) |
|
fCurrentLayer->SetColor(fRestoreColor.r, fRestoreColor.g, fRestoreColor.b, fRestoreColor.a); |
|
else |
|
fCurrentLayer->SetAmbientColor(fRestoreColor.r, fRestoreColor.g, fRestoreColor.b, fRestoreColor.a); |
|
hsRefCnt_SafeUnRef(fCurrentLayer); |
|
fCurrentLayer = nil; |
|
} |
|
} |
|
|
|
void hsSfxGlobalShade::Read(hsStream* s) |
|
{ |
|
fGSFlags = s->ReadSwap32(); |
|
fAmbient.Read(s); |
|
fDiffuse.Read(s); |
|
if( fGSFlags & kFromLights ) |
|
fGSFlags |= kAffectDiffuse; |
|
} |
|
|
|
void hsSfxGlobalShade::Write(hsStream* s) |
|
{ |
|
s->WriteSwap32(fGSFlags); |
|
fAmbient.Write(s); |
|
fDiffuse.Write(s); |
|
} |
|
|
|
hsSfxGlobalShade::hsSfxGlobalShade() |
|
{ |
|
fCurrentLayer = nil; |
|
fGSFlags = 0; |
|
fAmbient.Set(0,0,0,0); |
|
fDiffuse.Set(1.f,1.f,1.f,1.f); |
|
} |
|
|
|
hsSfxGlobalShade::~hsSfxGlobalShade() |
|
{ |
|
hsRefCnt_SafeUnRef(fCurrentLayer); // should be nil anyway unless we're destroyed during processing |
|
} |
|
|
|
|