[831] | 1 | #ifndef __VERTEXDATA_H__
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| 2 | #define __VERTEXDATA_H__
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| 3 |
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| 4 | namespace Geometry
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| 5 | {
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| 6 | class VertexData
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| 7 | {
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| 8 | private:
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| 9 | unsigned int numverts;
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| 10 | public:
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| 11 | VertexData(unsigned int numv):numverts(numv){}
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| 12 | virtual ~VertexData(void){}
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| 13 |
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| 14 | virtual void Begin(void)=0;
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| 15 | virtual void SetVertexCoord(unsigned int i, float x, float y, float z)=0;
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| 16 | virtual void SetVertexNormal(unsigned int i, float x, float y, float z)=0;
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| 17 | virtual void SetVertexTexCoord(unsigned int i, float x, float y)=0;
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| 18 | virtual void End(void)=0;
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| 19 |
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| 20 | virtual void GetVertexCoord(unsigned int i, float &x, float &y, float &z) const = 0;
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| 21 | virtual void GetVertexNormal(unsigned int i, float &x, float &y, float &z) const = 0;
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| 22 | virtual void GetVertexTexCoord(unsigned int i, float &x, float &y) const =0;
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| 23 |
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| 24 | unsigned int GetNumVertices(void) const { return numverts; }
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| 25 | };
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| 26 |
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| 27 | class IndexData
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| 28 | {
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| 29 | private:
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| 30 | unsigned int numinds, numvalidinds;
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| 31 | public:
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| 32 | IndexData(unsigned int numi):numinds(numi),numvalidinds(numi){}
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| 33 | virtual ~IndexData(void){}
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| 34 |
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| 35 | virtual void Begin(void)=0;
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| 36 | virtual void SetIndex(unsigned int i, unsigned int index)=0;
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| 37 | virtual void End(void)=0;
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| 38 |
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[1019] | 39 | // virtual void UpdateData(int*,int)=0;
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| 40 |
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[831] | 41 | virtual unsigned int GetIndex(unsigned int) const =0;
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| 42 | unsigned int GetNumMaxIndices(void) const { return numinds; }
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| 43 | unsigned int GetNumValidIndices(void) const { return numvalidinds; }
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| 44 | void SetNumValidIndices(unsigned int valid){ numvalidinds=valid; }
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| 45 | };
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| 46 |
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| 47 | class MultiIndexData
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| 48 | {
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| 49 | private:
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| 50 | unsigned int num_prims, num_total_inds, *num_max_inds, *num_valid_inds;
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| 51 | public:
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| 52 | MultiIndexData(unsigned int numprims, unsigned int *maxinds){
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| 53 | num_prims=numprims;
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| 54 | num_total_inds=0;
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| 55 | num_max_inds=new unsigned int[numprims];
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| 56 | num_valid_inds=new unsigned int[numprims];
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| 57 | for (unsigned int i=0; i<numprims; i++)
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| 58 | {
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| 59 | num_max_inds[i]=num_valid_inds[i]=maxinds[i];
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| 60 | num_total_inds += maxinds[i];
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| 61 | }
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| 62 | }
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| 63 |
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| 64 | ~MultiIndexData(void){
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| 65 | delete[] num_max_inds;
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| 66 | delete[] num_valid_inds;
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| 67 | }
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| 68 |
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| 69 | virtual void Begin(void)=0;
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| 70 | virtual void SetIndex(unsigned int iprim, unsigned int i, unsigned int index)=0;
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| 71 | virtual void End(void)=0;
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| 72 |
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| 73 | virtual unsigned int GetIndex(unsigned int iprim, unsigned int index) const =0;
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| 74 | unsigned int GetNumMaxIndices(unsigned int iprim) const { return num_max_inds[iprim]; }
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| 75 | unsigned int GetNumValidIndices(unsigned int iprim) const { return num_valid_inds[iprim]; }
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| 76 | void SetNumValidIndices(unsigned int iprim, unsigned int valid){ num_valid_inds[iprim]=valid; }
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| 77 | unsigned int GetNumPrims(void) const { return num_prims; }
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| 78 | };
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| 79 |
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| 80 | typedef VertexData* CreateVertexDataFunc(unsigned int numv);
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| 81 | typedef CreateVertexDataFunc* CREATEVERTEXDATAFUNC;
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| 82 | typedef IndexData* CreateIndexDataFunc(unsigned int numi);
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| 83 | typedef CreateIndexDataFunc* CREATEINDEXDATAFUNC;
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| 84 | typedef MultiIndexData* CreateMultiIndexDataFunc(unsigned int numprims, unsigned int *numi);
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| 85 | typedef CreateMultiIndexDataFunc* CREATEMULTIINDEXDATAFUNC;
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| 86 |
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| 87 | class DefaultVertexData : public VertexData
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| 88 | {
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| 89 | private:
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| 90 | float *v, *n, *t;
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| 91 | public:
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| 92 | DefaultVertexData(unsigned int numv);
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| 93 | ~DefaultVertexData(void);
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| 94 |
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| 95 | virtual void Begin(void){}
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| 96 | virtual void SetVertexCoord(unsigned int i, float x, float y, float z){
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| 97 | v[i*3+0]=x; v[i*3+1]=y; v[i*3+2]=z; }
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| 98 | virtual void SetVertexNormal(unsigned int i, float x, float y, float z){
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| 99 | n[i*3+0]=x; n[i*3+1]=y; n[i*3+2]=z; }
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| 100 | virtual void SetVertexTexCoord(unsigned int i, float x, float y){
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| 101 | t[i*2+0]=x; t[i*2+1]=y; }
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| 102 |
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| 103 | virtual void End(void){}
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| 104 |
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| 105 | virtual void GetVertexCoord(unsigned int i, float &x, float &y, float &z) const {
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| 106 | x=v[i*3+0];
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| 107 | y=v[i*3+1];
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| 108 | z=v[i*3+2];
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| 109 | }
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| 110 | virtual void GetVertexNormal(unsigned int i, float &x, float &y, float &z) const {x=n[i*3+0]; y=n[i*3+1]; z=n[i*3+2]; }
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| 111 | virtual void GetVertexTexCoord(unsigned int i, float &x, float &y) const {x=t[i*2+0]; y=t[i*2+1]; }
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| 112 |
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| 113 | const float * GetVertexFloatBuffer(void) const { return v; }
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| 114 |
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| 115 | };
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| 116 | VertexData *DefaultVertexDataCreator(unsigned int numv);
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| 117 |
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| 118 |
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| 119 | class DefaultIndexData : public IndexData
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| 120 | {
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| 121 | private:
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| 122 | unsigned int *indices;
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| 123 | public:
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| 124 | DefaultIndexData(unsigned int numi);
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| 125 | ~DefaultIndexData(void);
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| 126 |
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| 127 | virtual void Begin(void){}
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| 128 | virtual void SetIndex(unsigned int i, unsigned int index){
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| 129 | indices[i] = index;
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| 130 | }
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| 131 | virtual void End(void){}
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| 132 |
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| 133 | virtual unsigned int GetIndex(unsigned int i) const {
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| 134 | return indices[i];
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| 135 | }
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| 136 |
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| 137 | };
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| 138 | IndexData *DefaultIndexDataCreator(unsigned int numi);
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| 139 |
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| 140 | class DefaultMultiIndexData : public MultiIndexData
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| 141 | {
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| 142 | private:
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| 143 | unsigned int **indices;
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| 144 | public:
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| 145 | DefaultMultiIndexData(unsigned int numprims, unsigned int *numi);
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| 146 | ~DefaultMultiIndexData(void);
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| 147 |
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| 148 | virtual void Begin(void){}
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| 149 | virtual void SetIndex(unsigned int iprim, unsigned int i, unsigned int index){
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| 150 | indices[iprim][i] = index;
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| 151 | }
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| 152 | virtual void End(void){}
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| 153 |
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| 154 | virtual unsigned int GetIndex(unsigned int iprim, unsigned int i) const {
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| 155 | return indices[iprim][i];
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| 156 | }
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| 157 |
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| 158 | };
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| 159 | MultiIndexData *DefaultMultiIndexDataCreator(unsigned int numprims, unsigned int *numi);
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| 160 |
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| 161 | }
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| 162 |
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| 163 | #endif |
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