133 lines
4.0 KiB
C++
133 lines
4.0 KiB
C++
/**
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* @file llvopartgroup.h
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* @brief Group of particle systems
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLVOPARTGROUP_H
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#define LL_LLVOPARTGROUP_H
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#include "llviewerobject.h"
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#include "v3math.h"
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#include "v3color.h"
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#include "llframetimer.h"
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#include "llviewerpartsim.h"
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#include "llvertexbuffer.h"
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class LLViewerPartGroup;
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class LLVOPartGroup : public LLAlphaObject
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{
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public:
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//vertex buffer for holding all particles
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static LLPointer<LLVertexBuffer> sVB;
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static S32 sVBSlotFree[LL_MAX_PARTICLE_COUNT];
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static S32 *sVBSlotCursor;
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static void initClass();
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static void restoreGL();
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static void destroyGL();
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static S32 findAvailableVBSlot();
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static void freeVBSlot(S32 idx);
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enum
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{
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VERTEX_DATA_MASK = LLVertexBuffer::MAP_VERTEX |
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LLVertexBuffer::MAP_NORMAL |
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LLVertexBuffer::MAP_TEXCOORD0 |
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LLVertexBuffer::MAP_COLOR |
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LLVertexBuffer::MAP_EMISSIVE |
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LLVertexBuffer::MAP_TEXTURE_INDEX
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};
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LLVOPartGroup(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp);
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/*virtual*/ BOOL isActive() const; // Whether this object needs to do an idleUpdate.
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void idleUpdate(LLAgent &agent, const F64 &time);
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virtual F32 getBinRadius();
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virtual void updateSpatialExtents(LLVector4a& newMin, LLVector4a& newMax);
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virtual U32 getPartitionType() const;
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/*virtual*/ BOOL lineSegmentIntersect(const LLVector4a& start, const LLVector4a& end,
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S32 face,
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BOOL pick_transparent,
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BOOL pick_rigged,
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BOOL pick_unselectable,
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S32* face_hit,
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LLVector4a* intersection,
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LLVector2* tex_coord,
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LLVector4a* normal,
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LLVector4a* tangent);
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/*virtual*/ void setPixelAreaAndAngle(LLAgent &agent);
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/*virtual*/ void updateTextures();
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/*virtual*/ LLDrawable* createDrawable(LLPipeline *pipeline);
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/*virtual*/ BOOL updateGeometry(LLDrawable *drawable);
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void getGeometry(const LLViewerPart& part,
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LLStrider<LLVector4a>& verticesp);
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void getGeometry(S32 idx,
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LLStrider<LLVector4a>& verticesp,
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LLStrider<LLVector3>& normalsp,
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LLStrider<LLVector2>& texcoordsp,
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LLStrider<LLColor4U>& colorsp,
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LLStrider<LLColor4U>& emissivep,
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LLStrider<U16>& indicesp);
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void updateFaceSize(S32 idx) { }
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F32 getPartSize(S32 idx);
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void getBlendFunc(S32 idx, U32& src, U32& dst);
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LLUUID getPartOwner(S32 idx);
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LLUUID getPartSource(S32 idx);
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void setViewerPartGroup(LLViewerPartGroup *part_groupp) { mViewerPartGroupp = part_groupp; }
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LLViewerPartGroup* getViewerPartGroup() { return mViewerPartGroupp; }
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protected:
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~LLVOPartGroup();
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LLViewerPartGroup *mViewerPartGroupp;
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virtual LLVector3 getCameraPosition() const;
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};
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class LLVOHUDPartGroup : public LLVOPartGroup
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{
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public:
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LLVOHUDPartGroup(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp) :
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LLVOPartGroup(id, pcode, regionp)
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{
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}
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protected:
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LLDrawable* createDrawable(LLPipeline *pipeline);
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U32 getPartitionType() const;
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virtual LLVector3 getCameraPosition() const;
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};
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#endif // LL_LLVOPARTGROUP_H
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