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.
266 lines
9.5 KiB
266 lines
9.5 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/>. |
|
|
|
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 plShader_inc |
|
#define plShader_inc |
|
|
|
#include "pnKeyedObject/hsKeyedObject.h" |
|
#include "hsTemplates.h" |
|
#include "hsGeometry3.h" |
|
#include "hsMatrix44.h" |
|
#include "plShaderTable.h" |
|
|
|
class hsStream; |
|
class hsResMgr; |
|
class hsMatrix; |
|
struct hsColorRGBA; |
|
class hsGDeviceRef; |
|
|
|
class plFloat4 |
|
{ |
|
public: |
|
float f[4]; |
|
}; |
|
|
|
class plFloat44 |
|
{ |
|
public: |
|
float m[4][4]; |
|
}; |
|
|
|
class plFloat34 |
|
{ |
|
public: |
|
float m[3][4]; |
|
}; |
|
|
|
class plShaderConst |
|
{ |
|
public: |
|
union |
|
{ |
|
struct { |
|
float r; |
|
float g; |
|
float b; |
|
float a; |
|
}; |
|
struct { |
|
float x; |
|
float y; |
|
float z; |
|
float w; |
|
}; |
|
struct { |
|
float fX; |
|
float fY; |
|
float fZ; |
|
float fW; |
|
}; |
|
float fArray[4]; |
|
}; |
|
|
|
float& operator[](int i) { return fArray[i]; } |
|
|
|
void Read(hsStream* s); |
|
void Write(hsStream* s); |
|
}; |
|
|
|
class plShaderDecl; |
|
|
|
class plPipeConst |
|
{ |
|
public: |
|
enum Type |
|
{ |
|
kLocalToNDC, // 4x4 |
|
kCameraToNDC, // 4x4 |
|
kWorldToNDC, // 4x4 |
|
kLocalToWorld, // 3x4 |
|
kWorldToLocal, // 3x4 |
|
kWorldToCamera, // 3x4 |
|
kCameraToWorld, // 3x4 |
|
kLocalToCamera, // 3x4 |
|
kCameraToLocal, // 3x4 |
|
kCamPosWorld, // 1x4 |
|
kCamPosLocal, // 1x4 |
|
kObjPosWorld, // 1x4 |
|
kTex3x4_0, // 3x4, stage 0 |
|
kTex3x4_1, // 3x4, stage 1 |
|
kTex3x4_2, // 3x4, stage 2 |
|
kTex3x4_3, // 3x4, stage 3 |
|
kTex3x4_4, // 3x4, stage 4 |
|
kTex3x4_5, // 3x4, stage 5 |
|
kTex3x4_6, // 3x4, stage 6 |
|
kTex3x4_7, // 3x4, stage 7 |
|
kTex2x4_0, // 2x4, stage 0 |
|
kTex2x4_1, // 2x4, stage 1 |
|
kTex2x4_2, // 2x4, stage 2 |
|
kTex2x4_3, // 2x4, stage 3 |
|
kTex2x4_4, // 2x4, stage 4 |
|
kTex2x4_5, // 2x4, stage 5 |
|
kTex2x4_6, // 2x4, stage 6 |
|
kTex2x4_7, // 2x4, stage 7 |
|
kTex1x4_0, // 1x4, stage 0 |
|
kTex1x4_1, // 1x4, stage 1 |
|
kTex1x4_2, // 1x4, stage 2 |
|
kTex1x4_3, // 1x4, stage 3 |
|
kTex1x4_4, // 1x4, stage 4 |
|
kTex1x4_5, // 1x4, stage 5 |
|
kTex1x4_6, // 1x4, stage 6 |
|
kTex1x4_7, // 1x4, stage 7 |
|
kDirLight1, // 2x4, dir, then color |
|
kDirLight2, // 4x4, kDirLight1 x 2 |
|
kDirLight3, // 6x4, kDirLight1 x 3 |
|
kDirLight4, // 8x4, kDirLight1 x 4 |
|
kPointLight1, // 3x4, pos, dir, distAtten (spotAtten.xy dropped on end of pos.w/dir.w) |
|
kPointLight2, // 6x4, kPointLight1 x 2 |
|
kPointLight3, // 9x4, kPointLight1 x 3 |
|
kPointLight4, // 12x4, kPointLight1 x4 |
|
kLayAmbient, // 4x4 |
|
kLayRuntime, // 4x4 (r,g,b,a) |
|
kLaySpecular, // 4x4 (but alpha is ignored). |
|
kFogSet, // 1x4 = (-FogMax, 1.f/(FogMin - FogMax), density, 1) |
|
kColorFilter, // 1x4 color filter currently applied to entire scene. |
|
|
|
kMaxType |
|
}; |
|
public: |
|
|
|
plPipeConst() {} |
|
plPipeConst(Type t, UInt16 r) : fType(t), fReg(r) {} |
|
|
|
Type fType; |
|
UInt16 fReg; |
|
}; |
|
|
|
typedef plPipeConst::Type plPipeConstType; |
|
|
|
class plShader : public hsKeyedObject |
|
{ |
|
public: |
|
enum { |
|
kValidated = 0x1, |
|
kInvalid = 0x2, |
|
kIsPixel = 0x4, |
|
kShaderNotFound = 0x8, |
|
kShaderError = 0x10, |
|
kShaderUnsupported = 0x20 |
|
}; |
|
protected: |
|
mutable UInt32 fFlags; |
|
|
|
hsTArray<plShaderConst> fConsts; |
|
|
|
mutable hsGDeviceRef* fDeviceRef; |
|
|
|
const plShaderDecl* fDecl; |
|
|
|
UInt8 fInput; |
|
UInt8 fOutput; |
|
|
|
hsTArray<plPipeConst> fPipeConsts; |
|
|
|
public: |
|
plShader(); |
|
virtual ~plShader(); |
|
|
|
CLASSNAME_REGISTER( plShader ); |
|
GETINTERFACE_ANY( plShader, hsKeyedObject ); |
|
|
|
// Read and write |
|
virtual void Read(hsStream* s, hsResMgr* mgr); |
|
virtual void Write(hsStream* s, hsResMgr* mgr); |
|
|
|
void SetNumConsts(int cnt) { fConsts.SetCount(cnt); } |
|
UInt32 GetNumConsts() const { return fConsts.GetCount(); } |
|
plShaderConst& GetConst(int i) { return fConsts[i]; } |
|
const plShaderConst& GetConst(int i) const { return fConsts[i]; } |
|
void SetConst(int i, const plShaderConst& c) { fConsts[i] = c; } |
|
|
|
plFloat44 GetMatrix(int i) const; // Will untranspose |
|
plFloat44 GetMatrix3(int i) const; // Will untranspose |
|
hsMatrix44 GetMatrix44(int i) const; |
|
hsMatrix44 GetMatrix34(int i) const; |
|
hsMatrix44 GetMatrix24(int i) const; |
|
hsColorRGBA GetColor(int i) const; |
|
hsPoint3 GetPosition(int i) const; |
|
hsVector3 GetVector(int i) const; |
|
void GetVector(int i, hsScalar& x, hsScalar& y, hsScalar& z, hsScalar& w) const; |
|
hsScalar GetFloat(int i, int chan) const; |
|
const float* const GetFloat4(int i) const; |
|
|
|
void SetMatrix(int i, const plFloat44& xfm); // Will transpose |
|
void SetMatrix3(int i, const plFloat44& xfm); // Will transpose |
|
void SetMatrix44(int i, const hsMatrix44& xfm); |
|
void SetMatrix34(int i, const hsMatrix44& xfm); |
|
void SetMatrix24(int i, const hsMatrix44& xfm); |
|
void SetColor(int i, const hsColorRGBA& col); |
|
void SetVector(int i, const hsScalarTriple& vec); /* Doesn't touch .fW */ |
|
void SetVectorW(int i, const hsScalarTriple& vec, hsScalar w=1.f) { SetVector(i, vec.fX, vec.fY, vec.fZ, w); } |
|
void SetVector(int i, hsScalar x, hsScalar y, hsScalar z, hsScalar w); |
|
void SetFloat(int i, int chan, float v); |
|
void SetFloat4(int i, const float* const f); |
|
|
|
const plShaderDecl* GetDecl() const { return fDecl; } |
|
|
|
void SetDecl(const plShaderDecl* p); // will reference (pointer copy) |
|
void SetDecl(plShaderID::ID id); |
|
|
|
hsBool IsValid() const { return !(fFlags & kInvalid); } |
|
void Invalidate() const { fFlags |= kInvalid; } |
|
|
|
hsBool IsPixelShader() const { return 0 != (fFlags & kIsPixel); } |
|
hsBool IsVertexShader() const { return !IsPixelShader(); } |
|
void SetIsPixelShader(hsBool on) { if(on)fFlags |= kIsPixel; else fFlags &= ~kIsPixel; } |
|
|
|
// These are only for use by the pipeline. |
|
hsGDeviceRef* GetDeviceRef() const { return fDeviceRef; } |
|
void SetDeviceRef(hsGDeviceRef* ref) const; |
|
|
|
void* GetConstBasePtr() const { return fConsts.GetCount() ? &fConsts[0] : nil; } |
|
|
|
void CopyConsts(const plShader* src) { fConsts = src->fConsts; } |
|
|
|
void SetInputFormat(UInt8 format) { fInput = format; } |
|
void SetOutputFormat(UInt8 format) { fOutput = format; } |
|
|
|
UInt8 GetInputFormat() const { return fInput; } |
|
UInt8 GetOutputFormat() const { return fOutput; } |
|
|
|
UInt32 GetNumPipeConsts() const { return fPipeConsts.GetCount(); } |
|
const plPipeConst& GetPipeConst(int i) const { return fPipeConsts[i]; } |
|
plPipeConst::Type GetPipeConstType(int i) const { return fPipeConsts[i].fType; } |
|
UInt16 GetPipeConstReg(int i) const { return fPipeConsts[i].fReg; } |
|
|
|
void SetNumPipeConsts(int n); |
|
void SetPipeConst(int i, const plPipeConst& c) { fPipeConsts[i] = c; } |
|
void SetPipeConst(int i, plPipeConstType t, UInt16 r) { fPipeConsts[i].fType = t; fPipeConsts[i].fReg = r; } |
|
void SetPipeConstType(int i, plPipeConstType t) { fPipeConsts[i].fType = t; } |
|
void SetPipeConstReg(int i, UInt16 r) { fPipeConsts[i].fReg = r; } |
|
}; |
|
|
|
#endif // plShader_inc
|
|
|