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1 #include "scr_game.h"
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2 #include "object.h"
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3 #include "game.h"
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4 #include "meshgen.h"
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5 #include "opengl.h"
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6 #include "unistate.h"
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7 #include "logger.h"
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8 #include "level.h"
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9
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10 static int win_width, win_height;
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11 static bool bnstate[32];
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12 static int prev_x, prev_y;
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13 static float cam_theta, cam_phi = 23, cam_dist = 0;
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14 static Object *floor_obj;
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15 static Level *level;
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16 static unsigned long msec;
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17
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18 const char *GameScreen::get_name() const
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19 {
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20 return "game";
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21 }
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22
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23 bool GameScreen::init()
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24 {
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25 glEnable(GL_LIGHTING);
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26 glEnable(GL_LIGHT0);
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27
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28 level = new Level;
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29
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30 return true;
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31 }
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32
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33 void GameScreen::cleanup()
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34 {
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35 }
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36
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37 void GameScreen::update(unsigned long tmsec)
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38 {
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39 msec = tmsec;
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40 }
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41
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42 void GameScreen::display() const
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43 {
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44 Matrix4x4 matrix;
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45 matrix.translate(Vector3(0, 0, -cam_dist));
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46 matrix.rotate(Vector3(1, 0, 0), DEG_TO_RAD(cam_phi));
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47 matrix.rotate(Vector3(0, 1, 0), DEG_TO_RAD(cam_theta));
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48 matrix.translate(Vector3(0, -2, 0));
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49 set_view_matrix(matrix);
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50
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51 //glUseProgram(0);
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52
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53 bind_shader(defsdr);
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54 level->draw(msec);
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55 }
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56
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57 void GameScreen::reshape(int x, int y)
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58 {
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59 glViewport(0, 0, x, y);
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60
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61 win_width = x;
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62 win_height = y;
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63
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64 Matrix4x4 proj;
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65 proj.set_perspective(M_PI / 4.0, (float)x / (float)y, 0.5, 500.0);
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66 set_projection_matrix(proj);
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67 }
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68
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69 void GameScreen::button(int bn, bool pressed, int x, int y)
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70 {
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71 prev_x = x;
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72 prev_y = y;
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73 bnstate[bn] = pressed;
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74 }
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75
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76 void GameScreen::motion(int x, int y, bool pressed)
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77 {
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78 int dx = x - prev_x;
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79 int dy = y - prev_y;
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80 prev_x = x;
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81 prev_y = y;
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82
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83 if(!dx && !dy) return;
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84
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85 if(bnstate[0]) {
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86 cam_theta += dx * 0.5;
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87 cam_phi += dy * 0.5;
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88
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89 if(cam_phi > 90) cam_phi = 90;
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90 if(cam_phi < 0) cam_phi = 0;
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91 }
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92
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93 if(bnstate[2]) {
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94 cam_dist += dy * 0.1;
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95
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96 if(cam_dist < 0) cam_dist = 0;
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97 }
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98 }
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99
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100 long GameScreen::redisplay_interval() const
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101 {
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102 return 1;
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103 }
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