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Documentation                       Search   coarse_mesh_manager.h Go to the documentation of this file. /* Copyright, 2001 Nevrax Ltd. * * This file is part of NEVRAX NEL. * NEVRAX NEL 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 2, or (at your option) * any later version. * NEVRAX NEL 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 NEVRAX NEL; see the file COPYING. If not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, * MA 02111-1307, USA. */ #ifndef NL_COARSE_MESH_MANAGER_H #define NL_COARSE_MESH_MANAGER_H #include "nel/misc/types_nl.h" #include "nel/misc/rgba.h" #include "3d/transform.h" #include "3d/material.h" #include "3d/primitive_block.h" #include "3d/vertex_buffer.h" namespace NL3D { // *************************************************************************** #define NL3D_COARSEMESH_VERTEXBUFFER_GRANULARITY_SHIFT 3 #define NL3D_COARSEMESH_VERTEXBUFFER_GRANULARITY_MASK (NL3D_COARSEMESH_VERTEXBUFFER_GRANULARITY-1) #define NL3D_COARSEMESH_VERTEXBUFFER_GRANULARITY (1<<NL3D_COARSEMESH_VERTEXBUFFER_GRANULARITY_SHIFT) #define NL3D_COARSEMESH_VERTEXBUFFER_RESERVE 10 // The vertex Format used by the coarseMesh manager #define NL3D_COARSEMESH_VERTEX_FORMAT_MGR (CVertexBuffer::PositionFlag|CVertexBuffer::TexCoord0Flag|CVertexBuffer::PrimaryColorFlag) // The Vertex Format used for export CoarseMesh. MUST NOT HAVE color (important for material coloring/alphaTrans) #define NL3D_COARSEMESH_VERTEX_FORMAT_EXPORT (CVertexBuffer::PositionFlag|CVertexBuffer::TexCoord0Flag) #define NL3D_COARSEMESH_PRIMITIVE_BLOCK_SIZE 100 // *************************************************************************** class CMeshGeom; class CTransformShape; class CTextureFile; // *************************************************************************** const NLMISC::CClassId CoarseMeshManagerId=NLMISC::CClassId(0x77554f87, 0x5bb373d8); // *************************************************************************** class CCoarseMeshManager : public CTransform { public: enum { CantAddCoarseMesh = 0xffffffff }; CCoarseMeshManager (); void setTextureFile (const char* file); uint64 addMesh (const CMeshGeom& geom); void removeMesh (uint64 id); void setMatrixMesh (uint64 id, const CMeshGeom& geom, const CMatrix& matrix); void setColorMesh (uint64 id, const CMeshGeom& geom, NLMISC::CRGBA color); void render (IDriver *drv); static void registerBasic(); CMaterial &getMaterial() {return _Material;} private: static uint64 buildId (uint32 renderPassId, uint32 renderPassMeshId) { return ((uint64)renderPassId|(((uint64)renderPassMeshId)<<32)); } static uint32 getRenderPassId (uint64 id) { return (uint32)(id&0xFFFFFFFF); } static uint32 getRenderPassMeshId (uint64 id) { return (uint32)(id>>32); } class CRenderPass { public: enum { CantAddMesh = 0xffffffff }; void init (uint blockSize); uint32 addMesh (const CMeshGeom& geom); uint getTriCount (const CMeshGeom& geom); void removeMesh (uint32 id); void setMatrixMesh (uint32 id, const CMeshGeom& geom, const CMatrix& matrix); void setColorMesh (uint32 id, uint nVertices, NLMISC::CRGBA color); void render (IDriver *drv, CMaterial& mat); private: static uint32 buildId (uint16 primitiveBlockId, uint16 vertexBufferId) { return ((uint32)primitiveBlockId|(((uint32)vertexBufferId)<<16)); } static uint16 getPrimitiveblockId (uint32 id) { return (uint16)(id & 0xFFFF); } static uint16 getVertexBufferId (uint32 id) { return (uint16)(id>>16); } class CPrimitiveBlockInfo { public: enum { Failed = 0, Success = 1, }; uint addMesh (uint16 vertexBufferId, const CMeshGeom& geom, uint32 firstVertexIndex, uint triCount); void removeMesh (uint16 vertexBufferId); class CMeshInfo { public: CMeshInfo (uint offset, uint length, uint16 vertexBufferId) { Offset=offset; Length=length; VertexBufferId=vertexBufferId; } uint Offset; uint Length; uint16 VertexBufferId; }; void init (uint size); CPrimitiveBlock PrimitiveBlock; std::list< CMeshInfo > MeshIdList; }; uint VBlockSize; CVertexBuffer VBuffer; std::list< uint16 > FreeVBlock; std::list< CPrimitiveBlockInfo > PrimitiveBlockInfoList; }; // Indexes allocation typedef std::map< uint, CRenderPass > TRenderingPassMap; TRenderingPassMap _RenderPass; // The unique texture used by all the coarse object inserted in the container. CSmartPtr<CTextureFile> _Texture; // The unique material used by all the coarse object inserted in the container. CMaterial _Material; static IModel *creator() {return new CCoarseMeshManager;} }; // *************************************************************************** class CCoarseMeshClipObs : public CTransformClipObs { public: // @{ virtual bool clip(IBaseClipObs *caller); // @} // The creator. static IObs *creator() {return new CCoarseMeshClipObs;} }; } // NL3D #endif // NL_COARSE_MESH_MANAGER_H /* End of coarse_mesh_manager.h */