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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <math.h>
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4 #include "opengl.h"
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5 #include "game.h"
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6
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7 static int win_width, win_height;
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8
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9
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10 int game_init(void)
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11 {
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12 glEnable(GL_DEPTH_TEST);
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13 glEnable(GL_CULL_FACE);
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14 glEnable(GL_LIGHTING);
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15
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16 glClearColor(0.4, 0.4, 0.4, 1);
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17 return 0;
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18 }
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19
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20 void game_shutdown(void)
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21 {
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22 }
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23
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24 void game_display(unsigned long msec)
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25 {
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26 float tsec = (float)msec / 1000.0f;
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27
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28 glClearColor(sin(tsec * 10.0), cos(tsec * 10.0), -sin(tsec * 10.0), 1.0);
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29 glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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30
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31 glMatrixMode(GL_MODELVIEW);
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32 glLoadIdentity();
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33 }
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34
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35 void game_reshape(int x, int y)
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36 {
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37 win_width = x;
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38 win_height = y;
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39 glViewport(0, 0, x, y);
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40
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41 glMatrixMode(GL_PROJECTION);
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42 glLoadIdentity();
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43 glScalef((float)win_height / (float)win_width, 1.0, 1.0);
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44 }
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45
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46 void game_keyboard(int key, int pressed)
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47 {
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48 if(!pressed) return;
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49
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50 switch(key) {
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51 case 27:
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52 exit(0);
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53
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54 default:
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55 break;
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56 }
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57 }
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58
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59 #define MAX_TOUCH_IDS 16
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60 static struct {
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61 int bnstate[8];
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62 int prev_x, prev_y;
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63 } mstate[MAX_TOUCH_IDS];
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64
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65 void game_mouse_button(int id, int bn, int pressed, int x, int y)
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66 {
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67 if(id >= MAX_TOUCH_IDS) return;
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68
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69 mstate[id].prev_x = x;
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70 mstate[id].prev_y = y;
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71 mstate[id].bnstate[bn] = pressed;
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72 }
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73
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74 void game_mouse_motion(int id, int x, int y)
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75 {
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76 /*
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77 int dx, dy, cx, cy;
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78
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79 if(id >= MAX_TOUCH_IDS) return;
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80
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81 cx = win_width / 2;
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82 cy = win_height / 2;
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83
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84 dx = x - mstate[id].prev_x;
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85 dy = y - mstate[id].prev_y;
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86 mstate[id].prev_x = x;
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87 mstate[id].prev_y = y;
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88
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89 if(!dx && !dy) return;
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90
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91 if(mouselook || mstate[id].bnstate[0]) {
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92 player_turn(&player, dx * 0.5, dy * 0.5);
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93 }
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94 if(mstate[id].bnstate[2]) {
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95 dbg_cam_dist += 0.1 * dy;
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96 if(dbg_cam_dist < 0.0) dbg_cam_dist = 0.0;
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97 }
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98
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99 if(mouselook) {
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100 warping_mouse = 1;
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101 set_mouse_pos(cx, cy);
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102 mstate[id].prev_x = cx;
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103 mstate[id].prev_y = cy;
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104 }
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105 */
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106 }
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107
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