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162 lines
4.0 KiB
162 lines
4.0 KiB
14 years ago
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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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13 years ago
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Copyright (C) 2011 Cyan Worlds, Inc.
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14 years ago
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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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14 years ago
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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 plDynaDecal_inc
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#define plDynaDecal_inc
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#include "hsGeometry3.h"
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class plAuxSpan;
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class plDynaDecalBin;
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class plDecalVtxFormat
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{
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public:
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hsPoint3 fPos;
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hsVector3 fNorm;
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UInt32 fDiffuse;
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UInt32 fSpecular; // Not used anywhere, carried around everywhere.
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hsPoint3 fUVW[2];
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};
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// UVW[0] is the currently used UVW.
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// UVW[1] is for the alpha hack (when necessary).
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const UInt8 kDecalVtxFormat = 0x2; // Two UVW's, otherwise vanilla.
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class plDynaDecal
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{
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public:
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enum
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{
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kFresh = 0x1,
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kAttenColor = 0x2,
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kVertexShader = 0x4
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};
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protected:
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// StartVtx and StartIdx are relative to the start of the data
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// owned by this decal's span, not relative to the start of the
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// underlying buffers.
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UInt16 fStartVtx;
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UInt16 fNumVerts;
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UInt16 fStartIdx;
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UInt16 fNumIdx;
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double fBirth;
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hsScalar fInitAtten;
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hsBool fFlags;
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plDecalVtxFormat* fVtxBase; // Safe pointer, the buffer data will outlive this decal
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plAuxSpan* fAuxSpan;
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friend class plDynaDecalMgr;
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public:
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virtual hsBool Age(double t, hsScalar ramp, hsScalar decay, hsScalar life) = 0;
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};
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// No expansion
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class plDynaSplot : public plDynaDecal
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{
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protected:
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public:
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virtual hsBool Age(double t, hsScalar ramp, hsScalar decay, hsScalar life);
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};
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// Expands radially from center
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class plDynaRipple : public plDynaDecal
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{
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public:
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virtual hsBool Age(double t, hsScalar ramp, hsScalar decay, hsScalar life);
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hsScalar fC1U;
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hsScalar fC2U;
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hsScalar fC1V;
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hsScalar fC2V;
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};
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// Expands in V from top (V=0), expands in U from center (U=0.5)
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class plDynaWake : public plDynaDecal
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{
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public:
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virtual hsBool Age(double t, hsScalar ramp, hsScalar decay, hsScalar life);
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hsScalar fC1U;
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hsScalar fC2U;
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hsScalar fC1V;
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hsScalar fC2V;
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};
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// Scrolls in V, no change in U
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class plDynaWave : public plDynaDecal
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{
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public:
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virtual hsBool Age(double t, hsScalar ramp, hsScalar decay, hsScalar life);
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hsScalar fScrollRate;
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};
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// About the same as a DynaRipple, but implemented with vertex/pixel shaders.
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// Only useful with plWaveSet.
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class plDynaRippleVS : public plDynaRipple
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{
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public:
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virtual hsBool Age(double t, hsScalar ramp, hsScalar decay, hsScalar life);
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};
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#endif // plDynaDecal_inc
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