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1 #include <iostream>
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2 #include "polygon_pack.h"
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3 #include "scene_graph_pack.h"
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4 #include "sys.h"
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5 using namespace std;
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6
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7 #include "error.h"
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8
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9 int
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10 create_pp(SceneGraphPack *sgp, PolygonPack *pp)
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11 {
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12 float xyz1[4],xyz2[4],xyz3[4];
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13
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14 __debug("[%s] sgp = 0x%x, pp = 0x%x\n", __FUNCTION__,
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15 (unsigned int)sgp,(unsigned int)pp);
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16
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17 for (int i = 0; i < sgp->info.size; i++) {
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18 SceneGraphNodePtr node = &sgp->node[i];
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19
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20 int n,nt,pt;
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21 for(n=0,nt=0,pt=0; n<node->size*3; n+=9,nt+=6,pt++) {
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22 xyz1[0] = node->vertex[n];
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23 xyz1[1] = node->vertex[n+1];
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24 xyz1[2] = node->vertex[n+2]*-1;
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25 xyz1[3] = 1;
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26 xyz2[0] = node->vertex[n+3];
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27 xyz2[1] = node->vertex[n+3+1];
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28 xyz2[2] = node->vertex[n+3+2]*-1;
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29 xyz2[3] = 1;
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30 xyz3[0] = node->vertex[n+6];
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31 xyz3[1] = node->vertex[n+6+1];
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32 xyz3[2] = node->vertex[n+6+2]*-1;
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33 xyz3[3] = 1;
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34
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35 rotate(xyz1, node->translation);
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36 rotate(xyz2, node->translation);
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37 rotate(xyz3, node->translation);
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38
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39 pp->tri[pt].x1 = xyz1[0];
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40 pp->tri[pt].y1 = xyz1[1];
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41 pp->tri[pt].z1 = xyz1[2];
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42 pp->tri[pt].tex_x1 = node->texture[nt];
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43 pp->tri[pt].tex_y1 = node->texture[nt+1];
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44
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45 pp->tri[pt].x2 = xyz2[0];
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46 pp->tri[pt].y2 = xyz2[1];
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47 pp->tri[pt].z2 = xyz2[2];
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48 pp->tri[pt].tex_x2 = node->texture[nt+2];
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49 pp->tri[pt].tex_y2 = node->texture[nt+2+1];
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50
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51 pp->tri[pt].x3 = xyz3[0];
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52 pp->tri[pt].y3 = xyz3[1];
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53 pp->tri[pt].z3 = xyz3[2];
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54 pp->tri[pt].tex_x3 = node->texture[nt+4];
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55 pp->tri[pt].tex_y3 = node->texture[nt+4+1];
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56
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57 }
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58 pp->info.size = pt;
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59 }
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60
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61 return sizeof(PolygonPack);
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62 }
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