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annotate car.c @ 90:8edae89a3877

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compile on Mac OS X
author Atuto SHIROMA <e095729@ie.u-ryukyu.ac.jp>
date Thu, 19 May 2011 16:41:21 +0900
parents ce9ef7dcf2f0
children cb6c6de125dc
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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <stdbool.h>
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4 //#include "libps2.h"
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5 //#include "ps2util.h"
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6 #include "field.h"
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7 #include "car.h"
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8 #include "mytype.h"
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9 #include "quotanion.h"
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10 #include "game.h"
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11 #include "stdbool.h"
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12
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13 #define DEFAULT_SET (EFFECT_TEXTURE_USE | EFFECT_ALPHABLEND_UNUSE | EFFECT_SHADING_FLAT)
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14 #define BUFSIZE 256
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15
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16 /* 初期位置と初期方向 */
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17 //static FVECTOR location = {0, 0, 0, 1};
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18 //static FVECTOR direction = {0, 0, 1, 1};
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19
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20 extern FILE* main_fp;
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21
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22 /* --- field.c --- */
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23 extern int field_rap_increment(int);
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24 extern void field_set_actual(FieldPtr);
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25 extern FieldPtr field_get_actual();
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26
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27
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28 static CarPtr
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29 car_create(int car_id, char *filename, char *texname, float speed_accel,
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30 float speed_max, float rot, float brake)
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31 {
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32 CarPtr car;
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33 //OBJECT *body;
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34 //TEXTURE* tex;
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35 void *free_addr;
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36
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37 //body = ps2util_obj_Create_fromXML(filename);
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38 //ps2util_obj_Set_effect(body, DEFAULT_SET);
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39
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40 if (true){//malloc_align16(&free_addr, &car, sizeof(Car)) == -1) {
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41 // fprintf(main_fp, "car.c: malloc_align16 error\n");
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42 exit(EXIT_FAILURE);
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43 }
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44 //car->body = body;
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45 car->next = NULL;
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46 car->speed = 0.0;
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47 car->speed_accel = speed_accel;
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48 car->speed_max = speed_max;
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49 car->brake = brake;
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50 car->rotation_angle = rot;
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51 car->y_angle = 0.0;
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52 car->free_addr = free_addr;
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53
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54 //ps2_vu0_copy_vector(car->direction, direction);
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55 //ps2_vu0_copy_vector(car->location, location);
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56 //INIT_VECTOR(car->vertical, 0, -1, 0, 1);
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57 //INIT_VECTOR(car->body->xyz, 0, 0, 0, 1);
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58 //INIT_VECTOR(car->body->angle, 0, 0, 0, 1);
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59
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60 //ps2util_obj_Renew_transMatrix(car->body);
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61 //ps2util_obj_Set_effect(car->body, DEFAULT_SET);
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62
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63 if (*texname != 'n') {
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64 //tex = read_png_file(texname);
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65 //ps2util_tex_Set(tex);
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66 //ps2util_obj_Set_texture(car->body, tex);
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67 }
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68
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69 #ifdef DEBUG
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70 // fprintf(main_fp, "malloc car addr = %x\n", (int)free_addr);
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71 #endif
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72
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73 return car;
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74 }
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75
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76 static CarPtr
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77 car_new_readCSV(FILE *fp, int id)
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78 {
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79 CarPtr new;
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80 int car_id;
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81 float speed_accel, speed_max, brake, rot;
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82 char buff[BUFSIZE], *bufp;
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83 char carImg[BUFSIZE], texImg[BUFSIZE];
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84 bool flag;
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85
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86 flag = false;
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87
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88 while ((bufp = fgets(buff, BUFSIZE, fp)) != NULL) {
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89 bufp++;
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91 switch (buff[0]) {
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92 case 'n':
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93 if (flag == false) {
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94 sscanf(bufp, " %d\n", &car_id);
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95 if (id == car_id) {
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96 flag = true;
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97 }
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98 }
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99 break;
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100 case 't':
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101 if (flag == true) {
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102 sscanf(bufp, " %s %s %f %f %f %f\n",
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103 carImg, texImg, &speed_accel, &speed_max, &rot, &brake);
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104 new = car_create(id, carImg, texImg,
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105 speed_accel, speed_max, rot, brake);
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106 return new;
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107 }
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108 break;
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109 default:
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110 break;
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111 }
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112 }
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113
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114 /* ここまで辿り着いたら読み込み失敗 */
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115 fprintf(main_fp, "error - car_new_readCSV\n");
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116 exit(EXIT_FAILURE);
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117 }
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118
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119 CarPtr
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120 car_init(int id)
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121 {
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122 CarPtr new;
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123 FILE *fp;
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124 char *filename = "car/car.dat";
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125
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126 if (!(fp = fopen(filename, "r"))) {
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127 fprintf(main_fp, "error read file %s\n", filename);
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128 exit(EXIT_FAILURE);
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129 }
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130 new = car_new_readCSV(fp, id);
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131 fclose(fp);
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132
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133 return new;
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134 }
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135
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136 /*---------------------------
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137 carをY軸で回転させる
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138 flg: 回転方向 1:右, -1:左
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139 ---------------------------*/
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140 void
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141 car_swerve(CarPtr car, int flg)
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142 {
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143 //FMATRIX rot;
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144 // FVECTOR v;
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145
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146 car->y_angle += (float)flg*car->rotation_angle;
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147 car->y_angle += (car->y_angle < 0) ? 360.0 : 0;
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148 car->y_angle += (car->y_angle > 360.0) ? -360.0 : 0;
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149
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150 // ps2_vu0_unit_matrix(rot);
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151 // ps2_vu0_rot_matrix_y(rot, rot, degree2radian((float)flg*car->rotation_angle));
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152 // ps2_vu0_copy_vector(v, car->direction);
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153 // ps2_vu0_apply_matrix(car->direction, rot, v);
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154 }
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155
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156 /*----------------------------
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157 carを加速・減速する
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158 (flg == 1) ? 加速 : 減速
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159 ---------------------------*/
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160 void
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161 car_accelerate(CarPtr car, int flg)
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162 {
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163 car->speed += (flg == 1) ? car->speed_accel : -car->brake;
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164 car->speed = (car->speed < 0) ? 0 : car->speed;
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165 car->speed = (car->speed > car->speed_max) ? car->speed_max : car->speed;
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166 }
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167
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168
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169 /*---------------------------------
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170 進行後のcarに対してコース面の内外判定を行い、
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171 : 現在のコース
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172 : 現在のコースの次のコース
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173 : 現在のコースの前のコース
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174 に存在すればTRUEを返す
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175 どのコースにも居ない(壁に衝突した)場合は
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176 FALSEを返す。
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177 ---------------------------------*/
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178 static bool
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179 car_field_check(CarPtr car)
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180 {
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181 FieldPtr p;
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182 FieldPtr f = field_get_actual();
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183
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184 // 現在のコースで衝突・内外判定
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185 p = f;
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186 if (true){//(col_detect(&p->colface, car->vertical, car->location) == true) {
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187 goto FIELD_CHECK_OK;
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188 }
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189
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190 // 現在のコースの次に隣接するコースで衝突・内外判定
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191 p = f->next;
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192 if (true){//if (col_detect(&p->colface, car->vertical, car->location) == true) {
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193 if (field_rap_increment(1)) {
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194 game->rap++;
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195 }
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196 goto FIELD_CHECK_OK;
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197 }
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198
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199 // 現在のコースの前に隣接するコースで衝突・内外判定
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200 p = f->prev;
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201 if (true){//if (col_detect(&p->colface, car->vertical, car->location) == true) {
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202 field_rap_increment(-1);
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203 goto FIELD_CHECK_OK;
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204 }
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205
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206 // どのコース上にも居ない(壁に衝突)
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207 return false;
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208
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209 FIELD_CHECK_OK:
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210 field_set_actual(p);
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211 return true;
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212 }
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213
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214
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215 /*------------------------------
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216 速度speedと向きdirectionから
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217 進行後の位置locationを求める。
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218 また、進行後の衝突判定も行う。
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219 ------------------------------*/
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220 static void
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221 car_move(CarPtr car)
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222 {
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223 //FVECTOR mov, prev_location;
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224
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225 // ps2_vu0_scale_vector(mov, car->direction, car->speed);
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226 // ps2_vu0_copy_vector(prev_location, car->location);
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227 // ps2_vu0_add_vector(car->location, car->location, mov);
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228
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229 if (car_field_check(car) == false) {
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230 // ps2_vu0_copy_vector(car->location, prev_location);
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231 car->speed = car->speed*0.5;
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232 }
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233 }
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234
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235
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236 static void
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237 car_axis_rotation(CarPtr car)
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238 {
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239 // FMATRIX pose, yrot, yrotinv;
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240
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241 // ps2_vu0_unit_matrix(yrot);
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242 // ps2_vu0_rot_matrix_y(yrot, yrot, -degree2radian(car->y_angle));
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243 // ps2_vu0_unit_matrix(yrotinv);
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244 // ps2_vu0_rot_matrix_y(yrotinv, yrotinv, degree2radian(car->y_angle));
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245
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246 {
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247 // FVECTOR yd = {0, -1, 0, 1};
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248 // FVECTOR rotaxis;
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249 // FVECTOR q;
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250
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251 // ps2_vu0_outer_product(rotaxis, car->vertical, yd);
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252 {
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253 // float scale=1/NORM(rotaxis);
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254 // rotaxis[0] *= scale;
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255 // rotaxis[1] *= scale;
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256 // rotaxis[2] *= scale;
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257 }
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258
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259 // quotanion(q, rotaxis, acos(ps2_vu0_inner_product(yd, car->vertical)/(NORM(yd)*NORM(car->vertical))));
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260 // quotanion_rotmatrix(pose, q);
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261 }
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262
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263 // ps2_vu0_mul_matrix(pose, yrot, pose);
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264 // ps2_vu0_mul_matrix(pose, pose, yrotinv);
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265 // ps2_vu0_copy_matrix(car->body->transfer, pose);
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266 // ps2_vu0_rot_matrix_y(car->body->transfer, car->body->transfer, degree2radian(car->y_angle));
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267 }
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268
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269 void
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270 car_update(CarPtr car)
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271 {
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272 // 移動
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273 car_move(car);
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274
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275 // 摩擦による速度減少
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276 car->speed -= 0.005;
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277 car->speed = (car->speed < 0) ? 0 : car->speed;
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278
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279 // 傾き
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280 car_axis_rotation(car);
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281 }
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282
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283 void
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284 car_destroy(CarPtr p)
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285 {
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286 // TEXTURE *t;
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287
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288 // if ((t = p->body->surfaces->texture)) {
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289 // ps2util_tex_Exclude(t);
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290 // free_texture(t);
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291 // }
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292 // ps2util_obj_Free(p->body);
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293 // free(p->free_addr);
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294
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295 #ifdef DEBUG
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296 // fprintf(main_fp, "free car addr = %x\n", (int)p->free_addr);
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297 #endif
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298 }