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1 #include <stdio.h>
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2 #include <string.h>
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3 #include <unistd.h>
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4 #include <math.h>
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5 #include "scene_graph_pack.h"
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6 #include "sys.h"
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7 #include "update_sgp.hpp"
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8
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9 SchedDefineTask(Update_SGP);
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10
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11 typedef void (*moveFunc)(SceneGraphNodePtr, int, int);
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12 typedef void (*collFunc)(SceneGraphNodePtr, int, int);
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13
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14 static moveFunc moveList[3];
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15 static collFunc collList[3];
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16
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17 static void
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18 move0(SceneGraphNodePtr node, int w, int h)
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19 {
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20 static float dest_x = 0.3f;
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21 static float dest_y = 0.5f;
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22
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23 node->angle[1] += 1.0f;
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24 if (node->angle[1] > 360.0f) {
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25 node->angle[1] = 0.0f;
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26 }
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27
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28 node->obj_pos[0] += dest_x;
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29 if ((int)node->obj_pos[0] > w || (int)node->obj_pos[0] < 0) {
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30 dest_x = -dest_x;
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31 }
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32
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33 node->obj_pos[1] += dest_y;
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34 if ((int)node->obj_pos[1] > h || (int)node->obj_pos[1] < 0) {
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35 dest_y = -dest_y;
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36 }
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37 }
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38
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39 static void
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40 move1(SceneGraphNodePtr node, int w, int h)
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41 {
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42 node->angle[1] += 1.0f;
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43 if (node->angle[1] > 360.0f) {
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44 node->angle[1] = 0.0f;
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45 }
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46
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47 static float dest_x = 0.5f;
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48 static float dest_y = 1.3f;
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49
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50 node->obj_pos[0] += dest_x;
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51 if ((int)node->obj_pos[0] > w || (int)node->obj_pos[0] < 0) {
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52 dest_x = -dest_x;
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53 }
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54
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55 node->obj_pos[1] += dest_y;
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56 if ((int)node->obj_pos[1] > h || (int)node->obj_pos[1] < 0) {
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57 dest_y = -dest_y;
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58 }
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59 }
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60
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61 static void
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62 move2(SceneGraphNodePtr node, int w, int h)
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63 {
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64 node->angle[1] += 1.0f;
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65 if (node->angle[1] > 360.0f) {
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66 node->angle[1] = 0.0f;
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67 }
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68
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69 static float dest_x = 1.0f;
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70 static float dest_y = 0.8f;
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71
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72 node->obj_pos[0] += dest_x;
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73 if ((int)node->obj_pos[0] > w || (int)node->obj_pos[0] < 0) {
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74 dest_x = -dest_x;
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75 }
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76
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77 node->obj_pos[1] += dest_y;
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78 if ((int)node->obj_pos[1] > h || (int)node->obj_pos[1] < 0) {
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79 dest_y = -dest_y;
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80 }
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81 }
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82
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83
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84 static void
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85 coll(SceneGraphNodePtr node, int w, int h)
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86 {
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87 }
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88
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89 static void
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90 init(void)
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91 {
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92 moveList[0] = move0;
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93 moveList[1] = move1;
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94 moveList[2] = move2;
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95
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96 collList[0] = coll;
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97 collList[1] = coll;
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98 collList[2] = coll;
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99 }
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100
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101 int
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102 Update_SGP::run(void *rbuf, void *wbuf)
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103 {
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104 SceneGraphNodePtr node;
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105 SceneGraphPack *sgp = (SceneGraphPack*)get_input(rbuf, 0);
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106 SceneGraphPack *_sgp = (SceneGraphPack*)get_output(wbuf, 0);
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107 int screen_width = get_param(0);
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108 int screen_height = get_param(1);
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109
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110 init();
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111
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112 // 本当はここでやるもんじゃないんだが。。。
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113 for (int i = 0; i < sgp->info.size && i < 3; i++) {
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114 node = &sgp->node[i];
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115
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116 do {
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117 moveList[i](node, screen_width, screen_height);
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118 collList[i](node, screen_width, screen_height);
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119
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120 if (node->pn != -1) {
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121 get_matrix(node->translation,
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122 node->angle, node->obj_pos,
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123 sgp->node[node->pn].translation);
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124 } else {
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125 get_matrix(node->translation,
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126 node->angle, node->obj_pos,
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127 NULL);
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128 }
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129
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130 node = node->next;
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131 } while (node);
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132 }
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133
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134 memcpy(_sgp, sgp, sizeof(SceneGraphPack));
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135
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136 return 0;
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137 }
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