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1 #include <stdio.h>
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2 #include "libps2.h"
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3 #include "light.h"
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4
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5 FMATRIX normal_light;
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6 FMATRIX light_color;
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7
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8 void light_init(LIGHT *l)
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9 {
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10 /**Three lights in all.
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11 The color of the light of "light0" is color0.
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12 The color of the light of "light1" is color1.
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13 The color of the light of "light2" is color2.
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14 **/
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15
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16 l->light0[0] = 0.0;
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17 l->light0[1] = 0.0;
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18 l->light0[2] = 1.0;
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19 l->light0[3] = 1.0;
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20
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21 l->light1[0] = 0.0;
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22 l->light1[1] = -1.0;
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23 l->light1[2] = 0.0;
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24 l->light1[3] = 1.0;
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25
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26 l->light2[0] = 1.0;
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27 l->light2[1] = 1.0;
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28 l->light2[2] = 1.0;
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29 l->light2[3] = 1.0;
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30
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31 l->color0[0] = 0.4;
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32 l->color0[1] = 0.4;
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33 l->color0[2] = 0.4;
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34 l->color0[3] = 1.0;
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35
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36 l->color1[0] = 0.4;
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37 l->color1[1] = 0.4;
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38 l->color1[2] = 0.4;
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39 l->color1[3] = 1.0;
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40
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41 l->color2[0] = 0.4;
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42 l->color2[1] = 0.4;
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43 l->color2[2] = 0.4;
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44 l->color2[3] = 1.0;
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45
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46 /*Reflection degree of light*/
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47 l->ambient[0] = 0.4;
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48 l->ambient[1] = 0.4;
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49 l->ambient[2] = 0.4;
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50 l->ambient[3] = 1.0;
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51
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52 }
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53
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54 void light_set(LIGHT *l)
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55 {
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56 ps2_vu0_normal_light_matrix(normal_light, l->light0, l->light1, l->light2);
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57 ps2_vu0_light_color_matrix(light_color, l->color0, l->color1, l->color2, l->ambient);
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58 }
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