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769 lines
24 KiB
C++
769 lines
24 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef NL_MESH_MRM_SKINNED_H
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#define NL_MESH_MRM_SKINNED_H
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#include "nel/misc/types_nl.h"
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#include "nel/3d/shape.h"
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#include "nel/3d/driver.h"
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#include "nel/misc/aabbox.h"
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#include "nel/misc/uv.h"
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#include "nel/3d/vertex_buffer.h"
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#include "nel/3d/material.h"
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#include "nel/3d/index_buffer.h"
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#include "nel/3d/animated_material.h"
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#include "nel/3d/mesh_base.h"
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#include "nel/3d/mesh.h"
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#include "nel/3d/mrm_mesh.h"
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#include "nel/3d/mrm_parameters.h"
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#include "nel/3d/bone.h"
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#include "nel/3d/mesh_geom.h"
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#include "nel/3d/mrm_level_detail.h"
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#include "nel/3d/shadow_skin.h"
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#include <set>
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#include <vector>
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namespace NL3D
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{
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using NLMISC::CVector;
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using NLMISC::CPlane;
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using NLMISC::CMatrix;
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class CMRMBuilder;
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// Fast matrix in mesh_mrm_skin.cpp
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class CMatrix3x4;
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class CRawVertexNormalSkinned1;
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class CRawVertexNormalSkinned2;
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class CRawVertexNormalSkinned3;
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class CRawVertexNormalSkinned4;
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class CRawSkinnedNormalCache;
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class CMeshMRMSkinnedInstance;
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class CSkinSpecularRdrPass;
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#define NL3D_MESH_MRM_SKINNED_WEIGHT_FACTOR (255.f)
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#define NL3D_MESH_MRM_SKINNED_UV_FACTOR (8192.f)
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#define NL3D_MESH_MRM_SKINNED_NORMAL_FACTOR (32767.f)
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#define NL3D_MESH_MRM_SKINNED_DEFAULT_POS_SCALE (8.f/32767.f)
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#define NL3D_MESH_MRM_SKINNED_MAX_MATRIX 4
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#define NL3D_MESH_MRM_SKINNED_VERTEX_FORMAT (CVertexBuffer::PositionFlag|CVertexBuffer::NormalFlag|CVertexBuffer::TexCoord0Flag|CVertexBuffer::PaletteSkinFlag)
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// ***************************************************************************
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/**
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* An MRM mesh geometry, with no materials information.
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*
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* To build a CMeshMRMSkinnedGeom, you should:
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* - build a CMesh::CMeshBuild meshBuild (see CMesh)
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* - call MeshMRMGeom.build(MeshBuild);
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*
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* NB: internally, build() use CMRMBuilder, a builder of MRM.
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*
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* \author Lionel Berenguier
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* \author Nevrax France
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* \date 2001
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*/
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class CMeshMRMSkinnedGeom : public IMeshGeom
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{
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public:
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/// Constructor
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CMeshMRMSkinnedGeom();
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~CMeshMRMSkinnedGeom();
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/** Build a mesh, replacing old.
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* this is much slower than CMeshGeom::build(), because it computes the MRM.
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* \param params parameters of the MRM build process.
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*/
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void build(CMesh::CMeshBuild &m, uint numMaxMaterial, const CMRMParameters ¶ms= CMRMParameters());
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/// change materials Ids (called from CMesh::optimizeMaterialUsage())
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void applyMaterialRemap(const std::vector<sint> &remap);
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/** Change MRM Distance setup.
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* NB: no-op if distanceFinest<0, distanceMiddle<=distanceFinest or if distanceCoarsest<=distanceMiddle.
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* \param distanceFinest The MRM has its max faces when dist<=distanceFinest.
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* \param distanceMiddle The MRM has 50% of its faces at dist==distanceMiddle.
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* \param distanceCoarsest The MRM has faces/Divisor (ie near 0) when dist>=distanceCoarsest.
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*/
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void changeMRMDistanceSetup(float distanceFinest, float distanceMiddle, float distanceCoarsest);
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/// \name From IMeshGeom
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// @{
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/// Init instance info.
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virtual void initInstance(CMeshBaseInstance *mbi);
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/// clip this mesh in a driver. true if visible.
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virtual bool clip(const std::vector<CPlane> &pyramid, const CMatrix &worldMatrix) ;
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/// render() this mesh in a driver, given an instance and his materials.
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virtual void render(IDriver *drv, CTransformShape *trans, float polygonCount, uint32 rdrFlags, float globalAlpha);
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/// render() this mesh as a skin
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virtual void renderSkin(CTransformShape *trans, float alphaMRM);
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/// get an approximation of the number of triangles this instance will render for a fixed distance.
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virtual float getNumTriangles (float distance);
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/// serial this meshGeom.
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virtual void serial(NLMISC::IStream &f);
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NLMISC_DECLARE_CLASS(CMeshMRMSkinnedGeom);
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/// Scene profile
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void profileSceneRender(CRenderTrav *rdrTrav, CTransformShape *trans, float polygonCount, uint32 rdrFlags);
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// @}
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/// \name Geometry accessors
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// @{
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/// get the extended axis aligned bounding box of the mesh
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const NLMISC::CAABBoxExt& getBoundingBox() const
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{
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return _BBox;
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}
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/// get the vertex buffer used by the mrm mesh. NB: this VB store all Vertices used by All LODs.
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void getVertexBuffer(CVertexBuffer &output) const;
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/// get the skin weight buffer
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void getSkinWeights (std::vector<CMesh::CSkinWeight> &skinWeights) const;
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/// get the bone names of the meshMRM.
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const std::vector<std::string> &getBonesName() const {return _BonesName;}
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/** get the number of LOD.
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*/
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uint getNbLod() const { return (uint)_Lods.size() ; }
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/** get the number of rendering pass of a LOD.
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* \param lodId the id of the LOD.
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*/
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uint getNbRdrPass(uint lodId) const { return (uint)_Lods[lodId].RdrPass.size() ; }
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/** get the primitive block associated with a rendering pass of a LOD.
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* \param lodId the id of the LOD.
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* \param renderingPassIndex the index of the rendering pass
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*/
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void getRdrPassPrimitiveBlock(uint lodId, uint renderingPassIndex, CIndexBuffer &block) const
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{
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_Lods[lodId].getRdrPassPrimitiveBlock(renderingPassIndex, block);
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}
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/** get the material ID associated with a rendering pass of a LOD.
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* \param lodId the id of the LOD.
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* \param renderingPassIndex the index of the rendering pass in the matrix block
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*/
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uint32 getRdrPassMaterial(uint lodId, uint renderingPassIndex) const
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{
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return _Lods[lodId].RdrPass[renderingPassIndex].MaterialId ;
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}
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/// Advanced. get the geomorphs for a special lod.
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const std::vector<CMRMWedgeGeom> &getGeomorphs(uint lodId) const
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{
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return _Lods[lodId].Geomorphs;
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}
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// @}
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/// \name Skinning Behavior
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// @{
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/// Compute skinning id
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void computeBonesId (CSkeletonModel *skeleton);
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/// update Skeleton Usage. increment or decrement. computeBonesId must has been called before.
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void updateSkeletonUsage(CSkeletonModel *sm, bool increment);
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/// return array of bones used by the skin. computeBonesId must has been called before.
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const std::vector<sint32> &getSkinBoneUsage() const {return _BonesId;}
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/// see CTransform::getSkinBoneSphere() doc for the meaning of this value. computeBonesId must has been called before.
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const std::vector<NLMISC::CBSphere> &getSkinBoneSphere() const {return _BonesSphere;}
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/// Called for edition purpose (slow O(NVertex) ). computeBonesId must has been called before.
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bool getSkinBoneBBox(CSkeletonModel *skeleton, NLMISC::CAABBox &bbox, uint boneId) const;
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// @}
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/// \name Mesh Block Render Implementation
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// @{
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/** true if this meshGeom support meshBlock rendering.
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* return false if skinned/meshMorphed.
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*/
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virtual bool supportMeshBlockRendering () const;
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virtual bool sortPerMaterial() const { return false; }
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virtual uint getNumRdrPassesForMesh() const { return 0; }
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virtual uint getNumRdrPassesForInstance(CMeshBaseInstance * /* inst */) const { return 0; }
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virtual void beginMesh(CMeshGeomRenderContext &/* rdrCtx */) {}
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virtual void activeInstance(CMeshGeomRenderContext &/* rdrCtx */, CMeshBaseInstance * /* inst */, float /* polygonCount */, void * /* vbDst */) {}
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virtual void renderPass(CMeshGeomRenderContext &/* rdrCtx */, CMeshBaseInstance * /* inst */, float /* polygonCount */, uint /* rdrPass */) {}
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virtual void endMesh(CMeshGeomRenderContext &/* rdrCtx */) {}
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// @}
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/// get the MRM level detail information
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const CMRMLevelDetail &getLevelDetail() const {return _LevelDetail;}
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/// \name Special SkinGrouping Rendering
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// @{
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bool supportSkinGrouping() const;
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sint renderSkinGroupGeom(CMeshMRMSkinnedInstance *mi, float alphaMRM, uint remainingVertices, uint8 *vbDest);
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void renderSkinGroupPrimitives(CMeshMRMSkinnedInstance *mi, uint baseVertex, std::vector<CSkinSpecularRdrPass> &specularRdrPasses, uint skinIndex);
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void renderSkinGroupSpecularRdrPass(CMeshMRMSkinnedInstance *mi, uint rdrPassId);
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// @}
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// Is this mesh Geom has a VertexProgram bound?
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virtual bool hasMeshVertexProgram() const {return false;}
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/// \name ShadowMap Skin rendering
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// @{
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/// Setup the ShadowMesh
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void setShadowMesh(const std::vector<CShadowVertex> &shadowVertices, const std::vector<uint32> &triangles);
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/// Get the num of shadow skin vertices
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uint getNumShadowSkinVertices() const;
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/// Render the ShadowSkin (SkinGroup like)
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bool supportShadowSkinGrouping() const {return _SupportShadowSkinGrouping;}
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sint renderShadowSkinGeom(CMeshMRMSkinnedInstance *mi, uint remainingVertices, uint8 *vbDest);
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void renderShadowSkinPrimitives(CMeshMRMSkinnedInstance *mi, CMaterial &castMat, IDriver *drv, uint baseVertex);
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/** Special use of skinning to compute intersection of a ray with it.
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* Internaly Use same system than ShadowSkinning, see CShadowSkin::getRayIntersection()
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*/
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bool supportIntersectSkin() const {return supportShadowSkinGrouping();}
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bool intersectSkin(CMeshMRMSkinnedInstance *mi, const CMatrix &toRaySpace, float &dist2D, float &distZ, bool computeDist2D);
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// @}
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// ************************
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private:
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friend class CMRMBuilder;
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/// \name Structures for building a MRM mesh.
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//@{
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/// A block of primitives, sorted by material use.
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class CRdrPass
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{
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public:
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// The id of this material.
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uint32 MaterialId;
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// The list of primitives.
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std::vector<uint16> PBlock;
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// Serialize a rdrpass.
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void serial(NLMISC::IStream &f)
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{
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(void)f.serialVersion(0);
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f.serial(MaterialId);
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f.serialCont(PBlock);
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}
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// Get num triangle
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uint getNumTriangle () const
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{
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return (uint)PBlock.size()/3;
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}
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};
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/// A block of vertices descriptor.
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struct CVertexBlock
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{
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// The index of the start vertex.
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uint32 VertexStart;
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// Number of vertices.
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uint32 NVertices;
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void serial(NLMISC::IStream &f)
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{
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f.serial(VertexStart, NVertices);
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}
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};
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/// A LOD of the MRM.
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class CLod
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{
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public:
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/// The number of vertex in The VB this Lod needs.
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uint32 NWedges;
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/// List of geomorph, for this LOD.
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std::vector<CMRMWedgeGeom> Geomorphs;
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/// List of rdr pass, for this LOD.
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std::vector<CRdrPass> RdrPass;
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/** Skinning: list of influenced vertices to compute, for this lod only. There is 4 array, 0th
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* is for vertices which have only one matrix. 1st if for vertices which have only 2 matrix ....
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*/
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std::vector<uint32> InfluencedVertices[NL3D_MESH_SKINNING_MAX_MATRIX];
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/// Skinning: list of Matrix which influence this Lod. So we know what matrix to compute.
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std::vector<uint32> MatrixInfluences;
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CLod()
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{
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}
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// Serialize a Lod.
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void serial(NLMISC::IStream &f);
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// Used in CMeshMRMSkinnedGeom::build().
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void optimizeTriangleOrder();
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// Get the primitive block
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void getRdrPassPrimitiveBlock (uint renderPass, CIndexBuffer &block) const;
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// Build the primitive block
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void buildPrimitiveBlock(uint renderPass, const CIndexBuffer &block);
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};
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friend class CLod;
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/** A mesh information. NB: private. unlike CMesh::CMeshBuild, do not herit from CMeshBase::CMeshBuild, because
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* computed internally with CMRMBuilder, and only geometry is of interest.
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*/
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struct CMeshBuildMRM
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{
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// This tells if the mesh is correctly skinned.
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bool Skinned;
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// This is the array of SkinWeights, same size as the VB.
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std::vector<CMesh::CSkinWeight> SkinWeights;
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// This VB is computed with CMRMBuilder and is ready to used
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CVertexBuffer VBuffer;
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// Lod array, computed with CMRMBuilder and ready to used
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std::vector<CLod> Lods;
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// The blend shapes
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std::vector<CBlendShape> BlendShapes;
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/// \Degradation control.
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// @{
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/// The MRM has its max faces when dist<=DistanceFinest.
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float DistanceFinest;
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/// The MRM has 50% of its faces at dist==DistanceMiddle.
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float DistanceMiddle;
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/// The MRM has faces/Divisor when dist>=DistanceCoarsest.
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float DistanceCoarsest;
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// @}
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};
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//@}
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public:
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/// The packed vertex buffer
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class CPackedVertexBuffer
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{
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public:
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/// The Final VBuffer
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struct CPackedVertex
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{
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sint16 X, Y, Z;
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sint16 Nx, Ny, Nz;
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sint16 U, V;
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uint8 Matrices[NL3D_MESH_MRM_SKINNED_MAX_MATRIX];
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uint8 Weights[NL3D_MESH_MRM_SKINNED_MAX_MATRIX];
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// Decompact it
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inline void getPos (CVector &dest, float factor) const
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{
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dest.x = (float)X * factor;
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dest.y = (float)Y * factor;
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dest.z = (float)Z * factor;
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}
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inline void getNormal (CVector &dest) const
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{
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dest.x = (float)Nx * (1.f/NL3D_MESH_MRM_SKINNED_NORMAL_FACTOR);
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dest.y = (float)Ny * (1.f/NL3D_MESH_MRM_SKINNED_NORMAL_FACTOR);
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dest.z = (float)Nz * (1.f/NL3D_MESH_MRM_SKINNED_NORMAL_FACTOR);
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}
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inline void getU (float &_u) const
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{
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_u = (float)U * (1.f/NL3D_MESH_MRM_SKINNED_UV_FACTOR);
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}
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inline void getV (float &_v) const
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{
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_v = (float)V * (1.f/NL3D_MESH_MRM_SKINNED_UV_FACTOR);
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}
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inline void getWeight (float &dest, uint index) const
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{
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dest = (float)Weights[index] * (1.f/NL3D_MESH_MRM_SKINNED_WEIGHT_FACTOR);
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}
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// Compact it
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void setNormal (const CVector &pos);
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void setUV (float _u, float _v);
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void setWeight (uint weightId, float weight);
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void setPos (const CVector &pos, float scaleFactor);
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// Serial it
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void serial(NLMISC::IStream &f);
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};
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// Build it
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void build (const CVertexBuffer &buffer, const std::vector<CMesh::CSkinWeight> &skinWeight);
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// Clear it
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void clear ()
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{
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_PackedBuffer.clear();
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}
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// Reset
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void contReset()
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{
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NLMISC::contReset (_PackedBuffer);
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}
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// Access it
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const CPackedVertex *getPackedVertices() const
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{
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if (_PackedBuffer.empty())
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return NULL;
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else
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return &(_PackedBuffer[0]);
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}
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// Access it
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CPackedVertex *getPackedVertices()
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{
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if (_PackedBuffer.empty())
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return NULL;
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else
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return &(_PackedBuffer[0]);
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}
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// Acces it
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uint getNumVertices() const
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{
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return (uint)_PackedBuffer.size();
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}
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// Decompact position
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inline void getPos (CVector &dest, const CPackedVertex &src) const
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{
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src.getPos (dest, _DecompactScale);
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}
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// Serialize it
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void serial(NLMISC::IStream &f);
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private:
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/// Decompact position values
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float _DecompactScale;
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//
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std::vector<CPackedVertex> _PackedBuffer;
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};
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private:
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// The packed vertex buffer
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CPackedVertexBuffer _VBufferFinal;
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/// This boolean is true if the bones id have been passed in the skeleton
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bool _BoneIdComputed;
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/// true if the _BonesIdExt have been computed (for bone Usage).
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bool _BoneIdExtended;
|
|
|
|
/// Last lod rendered. used with renderSkinGroup*() only
|
|
uint8 _LastLodComputed;
|
|
|
|
/// This array give the name of the local bones
|
|
std::vector<std::string> _BonesName;
|
|
/// This array give the index in the skeleton of the local bones used. computed at first computeBoneId()
|
|
std::vector<sint32> _BonesId;
|
|
/// Same as _BonesId but with parent of bones added. (used for bone usage)
|
|
std::vector<sint32> _BonesIdExt;
|
|
/// see CTransform::getSkinBoneSphere() doc for the meaning of this value
|
|
std::vector<NLMISC::CBSphere> _BonesSphere;
|
|
|
|
/// List of Lods.
|
|
std::vector<CLod> _Lods;
|
|
/// For clipping. this is the BB of all vertices of all Lods.
|
|
NLMISC::CAABBoxExt _BBox;
|
|
|
|
|
|
/// \Degradation control.
|
|
// @{
|
|
CMRMLevelDetail _LevelDetail;
|
|
// @}
|
|
|
|
|
|
/// \name Hard VB
|
|
// @{
|
|
|
|
/// NB: HERE FOR PACKING ONLY. For clipping. Estimate if we must do a Precise clipping (ie with bboxes)
|
|
bool _PreciseClipping;
|
|
|
|
// @}
|
|
|
|
/// \name ShadowMap Skin rendering
|
|
// @{
|
|
CShadowSkin _ShadowSkin;
|
|
bool _SupportShadowSkinGrouping;
|
|
// @}
|
|
|
|
private:
|
|
|
|
/// choose the lod according to the alphaMRM [0,1] given.
|
|
sint chooseLod(float alphaMRM, float &alphaLod);
|
|
|
|
/// Apply the geomorph to the _VBuffer, or the VBhard, if exist/used
|
|
void applyGeomorph(std::vector<CMRMWedgeGeom> &geoms, float alphaLod);
|
|
|
|
/// Apply the geomorph to the VBhard ptr, if not NULL
|
|
void applyGeomorphWithVBHardPtr(std::vector<CMRMWedgeGeom> &geoms, float alphaLod);
|
|
|
|
/// Faster, but common geomorph apply
|
|
void applyGeomorphPosNormalUV0Int(std::vector<CMRMWedgeGeom> &geoms, uint8 *vertexPtr, uint8 *vertexDestPtr, sint32 vertexSize, sint a, sint a1);
|
|
|
|
/// Faster, but common geomorph apply
|
|
void applyGeomorphPosNormalUV0(std::vector<CMRMWedgeGeom> &geoms, uint8 *vertexPtr, uint8 *vertexDestPtr, sint32 vertexSize, float a, float a1);
|
|
|
|
/** The same as apply skin, but with normal modified. Normal is not normalized.
|
|
* 4 versions from slower to faster.
|
|
*/
|
|
void applyRawSkinWithNormal(CLod &lod, CRawSkinnedNormalCache &rawSkinLod, const CSkeletonModel *skeleton, uint8 *vbHard, float alphaLod);
|
|
|
|
// Some runtime not serialized compilation
|
|
void compileRunTime();
|
|
|
|
// SkinGroup
|
|
void updateShiftedTriangleCache(CMeshMRMSkinnedInstance *mi, sint curLodId, uint baseVertex);
|
|
|
|
private:
|
|
|
|
/// \name RawSkin optimisation.
|
|
// @{
|
|
|
|
/// Each time the mesh is loaded/built, this increment
|
|
uint _MeshDataId;
|
|
|
|
/// compute RawSkin info in the MRMInstance according to current skin setup.
|
|
void updateRawSkinNormal(bool enabled, CMeshMRMSkinnedInstance *mi, sint curLodId);
|
|
/// Increment the refCount, so instances RawSkins are no longer valid
|
|
void dirtMeshDataId();
|
|
|
|
// ApplySkin method
|
|
void applyArrayRawSkinNormal1(CRawVertexNormalSkinned1 *src, uint8 *destVertexPtr,
|
|
CMatrix3x4 *boneMat3x4, uint nInf);
|
|
void applyArrayRawSkinNormal2(CRawVertexNormalSkinned2 *src, uint8 *destVertexPtr,
|
|
CMatrix3x4 *boneMat3x4, uint nInf);
|
|
void applyArrayRawSkinNormal3(CRawVertexNormalSkinned3 *src, uint8 *destVertexPtr,
|
|
CMatrix3x4 *boneMat3x4, uint nInf);
|
|
void applyArrayRawSkinNormal4(CRawVertexNormalSkinned4 *src, uint8 *destVertexPtr,
|
|
CMatrix3x4 *boneMat3x4, uint nInf);
|
|
|
|
|
|
public:
|
|
static uint NumCacheVertexNormal1;
|
|
static uint NumCacheVertexNormal2;
|
|
static uint NumCacheVertexNormal3;
|
|
static uint NumCacheVertexNormal4;
|
|
|
|
// @}
|
|
};
|
|
|
|
|
|
|
|
// ***************************************************************************
|
|
/**
|
|
* An instanciable MRM mesh.
|
|
*
|
|
* To build a CMeshMRMSkinned, you should:
|
|
* - build a CMesh::CMeshBuild meshBuild (see CMesh)
|
|
* - call MeshMRM.build(MeshBuild);
|
|
* - call if you want setAnimatedMaterial() etc...
|
|
*
|
|
* NB: internally, build() use CMRMBuilder, a builder of MRM.
|
|
*
|
|
* \author Lionel Berenguier
|
|
* \author Nevrax France
|
|
* \date 2001
|
|
*/
|
|
class CMeshMRMSkinned : public CMeshBase
|
|
{
|
|
public:
|
|
/// Constructor
|
|
CMeshMRMSkinned();
|
|
|
|
/** Return true if the CMesh::CMeshBuild is compatible with the CMeshMRMSkinned.
|
|
* If not, build a CMeshMRM. You must test this before call build().
|
|
*/
|
|
static bool isCompatible(const CMesh::CMeshBuild &m);
|
|
|
|
/** Build a mesh, replacing old. WARNING: This has a side effect of deleting AnimatedMaterials.
|
|
* Call isCompatible() before this method.
|
|
* this is much slower than CMesh::build(), because it computes the MRM.
|
|
* \param params parameters of the MRM build process.
|
|
*/
|
|
void build ( CMeshBase::CMeshBaseBuild &mBase, CMesh::CMeshBuild &m,
|
|
const CMRMParameters ¶ms= CMRMParameters() );
|
|
|
|
/** Build a mesh, replacing old. build from a CMeshBaseBuild (materials info) and a previously builded CMeshMRMSkinnedGeom.
|
|
* WARNING: This has a side effect of deleting AnimatedMaterials.
|
|
* this is much slower than CMesh::build(), because it computes the MRM.
|
|
* \param params parameters of the MRM build process.
|
|
*/
|
|
void build (CMeshBase::CMeshBaseBuild &m, const CMeshMRMSkinnedGeom &mgeom);
|
|
|
|
/** Optimize material use. If a material in CMeshBase is not used by any renderPasses, it is removed, and ids are updated.
|
|
* WARNING: This has a side effect of deleting AnimatedMaterials.
|
|
* \param remap a remap material Id: newId= remap[oldId]. -1 means "no more used"
|
|
*/
|
|
void optimizeMaterialUsage(std::vector<sint> &remap);
|
|
|
|
|
|
/// Compute skinning id
|
|
void computeBonesId (CSkeletonModel *skeleton);
|
|
|
|
/// update Skeleton Usage. increment or decrement.
|
|
void updateSkeletonUsage(CSkeletonModel *sm, bool increment);
|
|
|
|
/** Change MRM Distance setup.
|
|
* NB: no-op if distanceFinest<0, distanceMiddle<=distanceFinest or if distanceCoarsest<=distanceMiddle.
|
|
* \param distanceFinest The MRM has its max faces when dist<=distanceFinest.
|
|
* \param distanceMiddle The MRM has 50% of its faces at dist==distanceMiddle.
|
|
* \param distanceCoarsest The MRM has faces/Divisor (ie near 0) when dist>=distanceCoarsest.
|
|
*/
|
|
void changeMRMDistanceSetup(float distanceFinest, float distanceMiddle, float distanceCoarsest);
|
|
|
|
/// \name From IShape
|
|
// @{
|
|
|
|
/// Create a CMeshInstance, which contains materials.
|
|
virtual CTransformShape *createInstance(CScene &scene);
|
|
|
|
/// clip this mesh in a driver.
|
|
virtual bool clip(const std::vector<CPlane> &pyramid, const CMatrix &worldMatrix) ;
|
|
|
|
/// render() this mesh in a driver.
|
|
virtual void render(IDriver *drv, CTransformShape *trans, bool passOpaque);
|
|
|
|
/// get an approximation of the number of triangles this instance will render for a fixed distance.
|
|
virtual float getNumTriangles (float distance);
|
|
|
|
/// serial this mesh.
|
|
virtual void serial(NLMISC::IStream &f);
|
|
NLMISC_DECLARE_CLASS(CMeshMRMSkinned);
|
|
|
|
/// Get bbox.
|
|
virtual void getAABBox(NLMISC::CAABBox &bbox) const {bbox= getBoundingBox().getAABBox();}
|
|
|
|
/// profiling
|
|
virtual void profileSceneRender(CRenderTrav *rdrTrav, CTransformShape *trans, bool opaquePass);
|
|
|
|
// @}
|
|
|
|
|
|
/// \name Geometry accessors
|
|
// @{
|
|
|
|
/// get the extended axis aligned bounding box of the mesh
|
|
const NLMISC::CAABBoxExt& getBoundingBox() const
|
|
{
|
|
return _MeshMRMGeom.getBoundingBox();
|
|
}
|
|
|
|
/// get the vertex buffer used by the mrm mesh. NB: this VB store all Vertices used by All LODs.
|
|
void getVertexBuffer(CVertexBuffer &output) const { _MeshMRMGeom.getVertexBuffer(output); }
|
|
|
|
|
|
/** get the number of LOD.
|
|
*/
|
|
uint getNbLod() const { return _MeshMRMGeom.getNbLod() ; }
|
|
|
|
|
|
/** get the number of rendering pass of a LOD.
|
|
* \param lodId the id of the LOD.
|
|
*/
|
|
uint getNbRdrPass(uint lodId) const { return _MeshMRMGeom.getNbRdrPass(lodId) ; }
|
|
|
|
|
|
/** get the primitive block associated with a rendering pass of a LOD.
|
|
* \param lodId the id of the LOD.
|
|
* \param renderingPassIndex the index of the rendering pass
|
|
*/
|
|
void getRdrPassPrimitiveBlock(uint lodId, uint renderingPassIndex, CIndexBuffer &block) const
|
|
{
|
|
_MeshMRMGeom.getRdrPassPrimitiveBlock(lodId, renderingPassIndex, block);
|
|
}
|
|
|
|
|
|
/** get the material ID associated with a rendering pass of a LOD.
|
|
* \param lodId the id of the LOD.
|
|
* \param renderingPassIndex the index of the rendering pass in the matrix block
|
|
*/
|
|
uint32 getRdrPassMaterial(uint lodId, uint renderingPassIndex) const
|
|
{
|
|
return _MeshMRMGeom.getRdrPassMaterial(lodId, renderingPassIndex) ;
|
|
}
|
|
|
|
/// Get the mesh geom
|
|
const CMeshMRMSkinnedGeom& getMeshGeom () const;
|
|
|
|
// @}
|
|
|
|
|
|
/// \name Mesh Block Render Interface
|
|
// @{
|
|
virtual IMeshGeom *supportMeshBlockRendering (CTransformShape *trans, float &polygonCount ) const;
|
|
// @}
|
|
|
|
|
|
// ************************
|
|
private:
|
|
|
|
CMeshMRMSkinnedGeom _MeshMRMGeom;
|
|
|
|
|
|
};
|
|
|
|
|
|
} // NL3D
|
|
|
|
|
|
#endif // NL_MESH_MRM_SKINNED_H
|
|
|
|
/* End of mesh_mrm_skinned.h */
|