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280 lines
8.0 KiB
280 lines
8.0 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#ifndef plSpanTemplate_inc |
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#define plSpanTemplate_inc |
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#include "hsGeometry3.h" |
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#include "hsBounds.h" |
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#include "hsColorRGBA.h" |
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#include "plRenderLevel.h" |
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class hsStream; |
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class INode; |
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class hsGMaterial; |
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class plSpanTemplate |
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{ |
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public: |
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// 99% of the time, the defaults are fine. Just tell me |
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// how many UVWs, and whether you've got color. |
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static UInt16 MakeFormat(hsBool hasColor, int numUVWs, |
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hsBool hasWgtIdx = false, |
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int numWgts = 0, |
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hsBool hasNorm = true, |
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hsBool hasPos = true, |
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hsBool hasColor2 = true) |
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{ |
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return (hasPos ? kPosMask : 0) |
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| (hasNorm ? kNormMask : 0) |
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| (hasColor ? kColorMask : 0) |
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| (hasWgtIdx ? kWgtIdxMask : 0) |
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| ((numUVWs << 4) & kUVWMask) |
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| ((numWgts << 8) & kWeightMask) |
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| (hasColor2 ? kColor2Mask : 0); // Till we can get this out of here. |
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}; |
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enum |
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{ |
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kPosMask = 0x1, |
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kNormMask = 0x2, |
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kColorMask = 0x4, |
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kWgtIdxMask = 0x8, |
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kUVWMask = 0xf0, |
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kWeightMask = 0x300, |
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kColor2Mask = 0x400 |
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}; |
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enum Channel |
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{ |
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kPosition, |
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kWeight, |
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kWgtIdx, |
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kNormal, |
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kColor, |
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kColor2, |
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kUVW |
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}; |
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protected: |
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UInt16 fNumVerts; |
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UInt16 fFormat; |
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UInt8 fStride; |
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UInt16 fNumTris; |
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// Data stored interleaved. Any channels may be omitted, but |
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// existing channels are in exactly the following order: |
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// Position |
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// Weights |
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// Indices |
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// Normal |
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// Color |
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// Color2 |
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// UVWs |
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UInt8* fData; |
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UInt16* fIndices; |
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friend class plClusterUtil; |
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public: |
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plSpanTemplate(); |
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virtual ~plSpanTemplate() { DeAlloc(); } |
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const UInt8* VertData() const { return fData; } |
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const UInt16* IndexData() const { return fIndices; } |
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UInt32 NumVerts() const { return fNumVerts; } |
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UInt32 Stride() const { return UInt32(fStride); } |
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UInt32 CalcStride(); |
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UInt32 VertSize() const { return NumVerts() * Stride(); } |
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UInt32 NumTris() const { return fNumTris; } |
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UInt32 NumIndices() const { return NumTris() * 3; } |
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UInt32 IndexSize() const { return NumIndices() * sizeof(UInt16); } |
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UInt8 PositionOffset() const { return UInt8(0); } |
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UInt8 WgtIdxOffset() const { return UInt8(PositionOffset() + NumPos() * sizeof(hsPoint3)); } |
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UInt8 WeightOffset() const { return UInt8(WgtIdxOffset() + NumWgtIdx() * sizeof(UInt32)); } |
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UInt8 NormalOffset() const { return UInt8(WeightOffset() + NumWeights() * sizeof(hsScalar)); } |
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UInt8 ColorOffset() const { return UInt8(NormalOffset() + NumNorm() * sizeof(hsVector3)); } |
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UInt8 Color2Offset() const { return UInt8(ColorOffset() + NumColor() * sizeof(UInt32)); } |
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UInt8 UVWOffset() const { return UInt8(Color2Offset() + NumColor2() * sizeof(UInt32)); } |
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UInt32 NumUVWs() const { return (fFormat & kUVWMask) >> 4; } |
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UInt32 NumWeights() const { return (fFormat & kWeightMask) >> 8; } |
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UInt32 NumPos() const { return (fFormat & kPosMask) >> 0; } |
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UInt32 NumNorm() const { return (fFormat & kNormMask) >> 1; } |
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UInt32 NumColor() const { return (fFormat & kColorMask) >> 2; } |
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UInt32 NumColor2() const { return (fFormat & kColor2Mask) >> 10; } |
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UInt32 NumWgtIdx() const { return (fFormat & kWgtIdxMask) >> 3; } |
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hsPoint3* Position(int i) const { return (hsPoint3*)GetData(kPosition, i); } |
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hsVector3* Normal(int i) const { return (hsVector3*)GetData(kNormal, i); } |
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UInt32* Color(int i) const { return (UInt32*)GetData(kColor, i); } |
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UInt32* Color2(int i) const { return (UInt32*)GetData(kColor2, i); } |
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UInt32* WgtIdx(int i) const { return (UInt32*)GetData(kWgtIdx, i); } |
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hsPoint3* UVWs(int iv, int iuv) const { return (hsPoint3*)GetData(kUVW, iv, iuv); } |
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hsScalar* Weight(int iv, int iw) const { return (hsScalar*)GetData(kWeight, iv, iw); } |
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UInt8* GetData(Channel chan, int i, int j=0) const |
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{ |
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ValidateInput(chan, i, j); |
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UInt8* base = fData + i * fStride; |
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switch(chan) |
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{ |
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case kPosition: |
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return base; |
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case kWeight: |
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return base |
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+ NumPos() * sizeof(hsPoint3) |
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+ j * sizeof(hsScalar); |
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case kWgtIdx: |
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return base |
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+ NumPos() * sizeof(hsPoint3) |
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+ NumWeights() * sizeof(hsScalar); |
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case kNormal: |
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return base |
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+ NumPos() * sizeof(hsPoint3) |
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+ NumWeights() * sizeof(hsScalar) |
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+ NumWgtIdx() * sizeof(UInt32); |
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case kColor: |
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return base |
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+ NumPos() * sizeof(hsPoint3) |
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+ NumWeights() * sizeof(hsScalar) |
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+ NumWgtIdx() * sizeof(UInt32) |
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+ NumNorm() * sizeof(hsVector3); |
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case kColor2: |
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return base |
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+ NumPos() * sizeof(hsPoint3) |
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+ NumWeights() * sizeof(hsScalar) |
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+ NumWgtIdx() * sizeof(UInt32) |
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+ NumNorm() * sizeof(hsVector3) |
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+ NumColor() * sizeof(UInt32); |
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case kUVW: |
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return base |
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+ NumPos() * sizeof(hsPoint3) |
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+ NumWeights() * sizeof(hsScalar) |
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+ NumWgtIdx() * sizeof(UInt32) |
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+ NumNorm() * sizeof(hsVector3) |
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+ NumColor() * sizeof(UInt32) |
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+ NumColor2() * sizeof(UInt32) |
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+ j * sizeof(hsPoint3); |
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} |
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hsAssert(false, "Unrecognized vertex channel"); |
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return nil; |
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} |
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hsBool ValidateInput(Channel chan, int i, int j) const |
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{ |
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switch(chan) |
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{ |
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case kPosition: |
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hsAssert(NumPos(), "Invalid data request"); |
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return NumPos() > 0; |
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case kWeight: |
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hsAssert(NumWeights(), "Invalid data request"); |
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return NumWeights() > 0; |
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case kWgtIdx: |
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hsAssert(NumWgtIdx() > j, "Invalid data request"); |
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return NumWgtIdx() > j; |
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case kNormal: |
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hsAssert(NumNorm(), "Invalid data request"); |
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return NumNorm() > 0; |
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case kColor: |
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hsAssert(NumColor(), "Invalid data request"); |
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return NumColor() > 0; |
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case kColor2: |
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hsAssert(NumColor2(), "Invalid data request"); |
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return NumColor2() > 0; |
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case kUVW: |
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hsAssert(NumUVWs() > j, "Invalid data request"); |
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return NumUVWs() > j; |
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} |
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hsAssert(false, "Unrecognized vertex channel"); |
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return false; |
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} |
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void Alloc(UInt16 format, UInt32 numVerts, UInt32 numTris); |
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void DeAlloc(); |
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void Read(hsStream* s); |
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void Write(hsStream* s) const; |
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}; |
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// An export only version |
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class plSpanTemplateB : public plSpanTemplate |
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{ |
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INode* fSrc; |
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hsBounds3Ext fLocalBounds; |
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hsColorRGBA* fMultColors; |
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hsColorRGBA* fAddColors; |
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public: |
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plSpanTemplateB(INode* src) : plSpanTemplate(), fSrc(src), fMaterial(nil) {} |
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virtual ~plSpanTemplateB() { DeAllocColors(); } |
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void ComputeBounds(); |
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const hsBounds3Ext& GetLocalBounds() const { return fLocalBounds; } |
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INode* GetSrcNode() const { return fSrc; } |
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hsGMaterial* fMaterial; |
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plRenderLevel fRenderLevel; |
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hsColorRGBA* MultColor(int i) const { return &fMultColors[i]; } |
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hsColorRGBA* AddColor(int i) const { return &fAddColors[i]; } |
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void AllocColors(); |
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void DeAllocColors(); |
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}; |
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#endif // plSpanTemplate_inc
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