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1 #include "level.h"
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2
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3 #include "opt.h"
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4
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5 Level::Level()
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6 {
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7 terrain = 0;
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8 }
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9
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10 Level::~Level()
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11 {
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12 delete terrain;
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13 }
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14
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15 void Level::generate()
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16 {
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17 delete terrain;
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18
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19 int xsz = opt.world_size[0];
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20 int ysz = opt.world_size[1];
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21 int zsz = opt.world_size[2];
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22
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23 terrain = new Volume(xsz, ysz, zsz);
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24
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25 for(int i=0; i<xsz; i++) {
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26 for(int j=0; j<ysz; j++) {
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27 float x = opt.gen_noise_scale * (float)i / (float)xsz;
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28 float y = opt.gen_noise_scale * (float)j / (float)ysz;
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29 float peak = 0.4 * noise2(x, y) * 0.5 + 0.5;
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30
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31 for(int k=0; k<zsz; k++) {
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32 Vector4 voxel(1, 1, 1, 1);
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33 float z = (float)k / (float)zsz;
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34
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35 if(z < 0.1) {
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36 // lava
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37 static const Vector4 col1(0.96, 0.3, 0.1, 1);
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38 static const Vector4 col2(0.96, 0.75, 0.1, 1);
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39 float t = noise3(x, y, z);
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40 voxel = lerp(col1, col2, t);
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41 } else if(z < peak - 0.05) {
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42 // mud
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43 voxel = Vector4(0.57, 0.43, 0.29, 1);
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44 } else if(z < 0.85) {
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45 // grass
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46 voxel = Vector4(0.68, 0.95, 0.38);
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47 } // else snow (default)
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48
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49 voxel.w = z < peak ? 1.0 : 0.0;
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50 terrain->set_voxel(i, j, k, voxel);
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51 }
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52 }
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53 }
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54 }
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55
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56 bool Level::load(const char *fname)
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57 {
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58 return false;
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59 }
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60
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61 bool Level::save(const char *fname) const
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62 {
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63 return false;
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64 }
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