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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==*/
#ifndef hsGMatState_inc
#define hsGMatState_inc
#include "hsColorRGBA.h"
class hsStream;
class hsGMatState {
public:
enum hsGMatBlendFlags {
kBlendTest = 0x1, // dev
// Rest of blends are mutually exclusive
kBlendAlpha = 0x2, // dev
kBlendMult = 0x4, // dev
kBlendAdd = 0x8, // dev
kBlendAddColorTimesAlpha = 0x10, // dev
kBlendAntiAlias = 0x20,
kBlendDetail = 0x40,
kBlendNoColor = 0x80, // dev
kBlendMADD = 0x100,
kBlendDot3 = 0x200,
kBlendAddSigned = 0x400,
kBlendAddSigned2X = 0x800,
kBlendMask = kBlendAlpha
| kBlendMult
| kBlendAdd
| kBlendAddColorTimesAlpha
| kBlendDetail
| kBlendMADD
| kBlendDot3
| kBlendAddSigned
| kBlendAddSigned2X,
kBlendInvertAlpha = 0x1000, // dev
kBlendInvertColor = 0x2000, // dev
kBlendAlphaMult = 0x4000,
kBlendAlphaAdd = 0x8000,
kBlendNoVtxAlpha = 0x10000,
kBlendNoTexColor = 0x20000,
kBlendNoTexAlpha = 0x40000,
kBlendInvertVtxAlpha = 0x80000, // Invert ONLY the vertex alpha source
kBlendAlphaAlways = 0x100000, // Alpha test always passes (even for alpha=0).
kBlendInvertFinalColor = 0x200000,
kBlendInvertFinalAlpha = 0x400000,
kBlendEnvBumpNext = 0x800000,
kBlendSubtract = 0x1000000,
kBlendRevSubtract = 0x2000000,
kBlendAlphaTestHigh = 0x4000000,
kBlendAlphaPremultiplied = 0x8000000
};
enum hsGMatClampFlags {
kClampTextureU = 0x1, // dev
kClampTextureV = 0x2, // dev
kClampTexture = 0x3 // dev
};
enum hsGMatShadeFlags {
kShadeSoftShadow = 0x1, // view, dev
kShadeNoProjectors = 0x2, // projector
kShadeEnvironMap = 0x4, // dev, load
kShadeVertexShade = 0x20, // dev
kShadeNoShade = 0x40, // view,dev
kShadeBlack = kShadeNoShade,
kShadeSpecular = 0x80, // view, dev
//kShadeNoFog = 0x100, // dev
kShadeWhite = 0x200,
kShadeSpecularAlpha = 0x400,
kShadeSpecularColor = 0x800,
kShadeSpecularHighlight = 0x1000,
kShadeVertColShade = 0x2000,
kShadeInherit = 0x4000,
kShadeIgnoreVtxIllum = 0x8000,
kShadeEmissive = 0x10000, // Moved here 8.27 mcn. Only really sane to use with kMiscEndPassHere
kShadeReallyNoFog = 0x20000
};
enum hsGMatZFlags {
kZIncLayer = 0x1, // dev
kZClearZ = 0x4, // dev
kZNoZRead = 0x8, // dev
kZNoZWrite = 0x10,
kZMask = kZNoZWrite | kZClearZ | kZNoZRead,
kZLODBias = 0x20
};
enum hsGMatMiscFlags {
kMiscWireFrame = 0x1, // dev (running out of bits)
kMiscDrawMeshOutlines = 0x2, // dev, currently unimplemented
kMiscTwoSided = 0x4, // view,dev
kMiscDrawAsSplats = 0x8, // dev? bwt
kMiscAdjustPlane = 0x10,
kMiscAdjustCylinder = 0x20,
kMiscAdjustSphere = 0x40,
kMiscAdjust = kMiscAdjustPlane | kMiscAdjustCylinder| kMiscAdjustSphere,
kMiscTroubledLoner = 0x80,
kMiscBindSkip = 0x100,
kMiscBindMask = 0x200,
kMiscBindNext = 0x400,
kMiscLightMap = 0x800,
kMiscUseReflectionXform = 0x1000, // Use the calculated reflection environment
// texture transform instead of layer->GetTransform()
kMiscPerspProjection = 0x2000,
kMiscOrthoProjection = 0x4000,
kMiscProjection = kMiscPerspProjection | kMiscOrthoProjection,
kMiscRestartPassHere = 0x8000, // Tells pipeline to start a new pass beginning with this layer
// Kinda like troubledLoner, but only cuts off lower layers, not
// higher ones (kMiscBindNext sometimes does this by implication)
kMiscBumpLayer = 0x10000,
kMiscBumpDu = 0x20000,
kMiscBumpDv = 0x40000,
kMiscBumpDw = 0x80000,
kMiscBumpChans = kMiscBumpDu | kMiscBumpDv | kMiscBumpDw,
kMiscNoShadowAlpha = 0x100000,
kMiscUseRefractionXform = 0x200000, // Use a refraction-like hack.
kMiscCam2Screen = 0x400000, // Expects tex coords to be XYZ in camera space. Does a cam to screen (not NDC) projection
// and swaps Z with W, so that the texture projection can produce projected 2D screen coordinates.
kAllMiscFlags = 0xffffffff
};
enum StateIdx {
kBlend,
kClamp,
kShade,
kZ,
kMisc
};
UInt32 fBlendFlags;
UInt32 fClampFlags;
UInt32 fShadeFlags;
UInt32 fZFlags;
UInt32 fMiscFlags;
static hsBool Differs(UInt32 mine, UInt32 hers, UInt32 mask)
{
return (mine & mask) ^ (hers & mask);
}
static hsBool Differs(UInt32 mine, UInt32 hers)
{
return mine ^ hers;
}
hsBool operator!=(const hsGMatState& other)
{
return ((fBlendFlags ^ other.fBlendFlags)
| (fClampFlags ^ other.fClampFlags)
| (fShadeFlags ^ other.fShadeFlags)
| (fZFlags ^ other.fZFlags)
| (fMiscFlags ^ other.fMiscFlags));
}
UInt32 Value(int i) const
{
switch(i)
{
case kBlend:
return fBlendFlags;
case kClamp:
return fClampFlags;
case kShade:
return fShadeFlags;
case kZ:
return fZFlags;
case kMisc:
return fMiscFlags;
}
hsAssert(false, "Bad param");
return fBlendFlags;
}
UInt32& operator[](const int i)
{
switch(i)
{
case kBlend:
return fBlendFlags;
case kClamp:
return fClampFlags;
case kShade:
return fShadeFlags;
case kZ:
return fZFlags;
case kMisc:
return fMiscFlags;
}
hsAssert(false, "Bad param");
return fBlendFlags;
}
hsGMatState& operator|=(const hsGMatState& other)
{
fBlendFlags |= other.fBlendFlags;
fClampFlags |= other.fClampFlags;
fShadeFlags |= other.fShadeFlags;
fZFlags |= other.fZFlags;
fMiscFlags |= other.fMiscFlags;
return *this;
}
hsGMatState& operator+=(const hsGMatState& other)
{
return operator|=(other);
}
hsGMatState& operator-=(const hsGMatState& other)
{
fBlendFlags &= ~other.fBlendFlags;
fClampFlags &= ~other.fClampFlags;
fShadeFlags &= ~other.fShadeFlags;
fZFlags &= ~other.fZFlags;
fMiscFlags &= ~other.fMiscFlags;
return *this;
}
inline void Read(hsStream* s);
inline void Write(hsStream* s);
hsGMatState(UInt32 blend=0, UInt32 clamp=0, UInt32 shade=0, UInt32 z=0, UInt32 misc=0)
: fBlendFlags(blend),
fClampFlags(clamp),
fShadeFlags(shade),
fZFlags(z),
fMiscFlags(misc) {}
void Reset() { fBlendFlags = fClampFlags = fShadeFlags = fZFlags = fMiscFlags = 0; }
inline void Clear(const hsGMatState& state);
inline void Composite(const hsGMatState& want, const hsGMatState& on, const hsGMatState& off);
};
#endif // hsGMatState_inc