Mercurial > hg > old > magoroku_racing
annotate car.cc @ 137:298825d8837f
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author | e085768 |
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date | Fri, 22 Jul 2011 18:43:45 +0900 |
parents | 4f50f5a3b363 |
children | 993d5f7e5f30 |
rev | line source |
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100 | 1 /* Car.c */ |
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2 |
0 | 3 #include <stdio.h> |
4 #include <stdlib.h> | |
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5 #include <stdbool.h> |
91 | 6 #include "libps2.h" |
7 #include "ps2util.h" | |
0 | 8 #include "field.h" |
9 #include "car.h" | |
10 #include "mytype.h" | |
11 #include "quotanion.h" | |
12 #include "game.h" | |
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13 #include "stdbool.h" |
0 | 14 |
128 | 15 #include "gSprite.h" |
130 | 16 #include "getStrFromFile.h" |
125 | 17 |
0 | 18 #define DEFAULT_SET (EFFECT_TEXTURE_USE | EFFECT_ALPHABLEND_UNUSE | EFFECT_SHADING_FLAT) |
19 #define BUFSIZE 256 | |
20 | |
88 | 21 /* 初期位置と初期方向 */ |
137 | 22 static FVECTOR location = {0, 0, 5, 1}; |
91 | 23 static FVECTOR direction = {0, 0, 1, 1}; |
0 | 24 |
25 extern FILE* main_fp; | |
26 | |
27 static CarPtr | |
28 car_create(int car_id, char *filename, char *texname, float speed_accel, | |
29 float speed_max, float rot, float brake) | |
30 { | |
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31 CarPtr car; |
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32 OBJECT *body; |
115 | 33 //TEXTURE* tex; |
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34 void *free_addr; |
118 | 35 |
126 | 36 // 今はなにもしてない. |
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37 body = ps2util_obj_Create_fromXML(filename); |
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38 ps2util_obj_Set_effect(body, DEFAULT_SET); |
0 | 39 |
128 | 40 // xmlファイルから読み込み |
41 call_createFromXMLfile(filename); | |
42 | |
130 | 43 body = (OBJECT*)malloc(sizeof(OBJECT)); |
44 | |
45 const char *sStr = "surface name=\""; // この文字列の直後の文字列を取得する | |
46 const char *eStr = "\" size="; // この文字列の直前までの文字列を抜き取る | |
47 | |
48 // xmlファイルから surface name と 数を取得する | |
49 body->partNum = getStrFromFile( body->partName, filename, sStr, eStr ); | |
128 | 50 |
130 | 51 /* |
52 for( int i = 0; i < body->partNum; i ++ ){ | |
53 gSprite_DefSprite( 100, body->partName[i], 919, 666, 1); | |
54 } | |
55 */ | |
56 | |
57 // 初期化 // createScenGraph関数の引数アリと無しの違いは? | |
58 //body = droot->createSceneGraph("car"); | |
59 | |
60 // car = (CarPtr)malloc(sizeof(CarPtr)); | |
128 | 61 |
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62 if (malloc_align16(&free_addr, &car, sizeof(Car)) == -1) { |
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63 fprintf(main_fp, "car.c: malloc_align16 error\n"); |
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64 exit(EXIT_FAILURE); |
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65 } |
122 | 66 |
128 | 67 car->body = body; |
126 | 68 |
128 | 69 car->next = NULL; |
122 | 70 |
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71 car->speed = 0.0; |
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72 car->speed_accel = speed_accel; |
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73 car->speed_max = speed_max; |
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74 car->brake = brake; |
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75 car->rotation_angle = rot; |
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76 car->y_angle = 0.0; |
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77 car->free_addr = free_addr; |
0 | 78 |
118 | 79 |
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80 ps2_vu0_copy_vector(car->direction, direction); |
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81 ps2_vu0_copy_vector(car->location, location); |
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82 INIT_VECTOR(car->vertical, 0, -1, 0, 1); |
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83 INIT_VECTOR(car->body->xyz, 0, 0, 0, 1); |
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84 INIT_VECTOR(car->body->angle, 0, 0, 0, 1); |
0 | 85 |
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86 ps2util_obj_Renew_transMatrix(car->body); |
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87 ps2util_obj_Set_effect(car->body, DEFAULT_SET); |
0 | 88 |
115 | 89 /* |
118 | 90 if (*texname != 'n') { |
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91 tex = read_png_file(texname); |
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92 ps2util_tex_Set(tex); |
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93 ps2util_obj_Set_texture(car->body, tex); |
118 | 94 } |
115 | 95 */ |
0 | 96 |
97 #ifdef DEBUG | |
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98 fprintf(main_fp, "malloc car addr = %x\n", (int)free_addr); |
0 | 99 #endif |
100 | |
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101 return car; |
0 | 102 } |
103 | |
130 | 104 // idは 1 か 2 か 3 で引数取ってこないと落ちるよ(登録されていない場合は落ちる) |
122 | 105 // car/car.dat ファイル内に3つしか車のデータ無から |
0 | 106 static CarPtr |
107 car_new_readCSV(FILE *fp, int id) | |
108 { | |
100 | 109 CarPtr newCar; |
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110 int car_id; |
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111 float speed_accel, speed_max, brake, rot; |
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112 char buff[BUFSIZE], *bufp; |
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113 char carImg[BUFSIZE], texImg[BUFSIZE]; |
128 | 114 |
115 bool flag; // 探したい車が見つかったらture | |
0 | 116 |
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117 flag = false; |
0 | 118 |
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119 while ((bufp = fgets(buff, BUFSIZE, fp)) != NULL) { |
116 | 120 |
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121 bufp++; |
0 | 122 |
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123 switch (buff[0]) { |
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124 case 'n': |
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125 if (flag == false) { |
128 | 126 |
127 // car_id = car/car.datファイルのnの後ろの数字一文字 | |
128 sscanf(bufp, " %d\n", &car_id); | |
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129 if (id == car_id) { |
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130 flag = true; |
0 | 131 } |
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132 } |
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133 break; |
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134 case 't': |
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135 if (flag == true) { |
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136 sscanf(bufp, " %s %s %f %f %f %f\n", |
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137 carImg, texImg, &speed_accel, &speed_max, &rot, &brake); |
100 | 138 newCar = car_create(id, carImg, texImg, |
115 | 139 speed_accel, speed_max, rot, brake); |
100 | 140 return newCar; |
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141 } |
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142 break; |
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143 default: |
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144 break; |
0 | 145 } |
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146 } |
0 | 147 |
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148 /* ここまで辿り着いたら読み込み失敗 */ |
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149 fprintf(main_fp, "error - car_new_readCSV\n"); |
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150 exit(EXIT_FAILURE); |
0 | 151 } |
152 | |
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153 CarPtr car_init(int id) |
0 | 154 { |
100 | 155 CarPtr newCar; |
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156 FILE *fp; |
100 | 157 const char *filename = "car/car.dat"; |
0 | 158 |
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159 if (!(fp = fopen(filename, "r"))) { |
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160 fprintf(main_fp, "error read file %s\n", filename); |
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161 exit(EXIT_FAILURE); |
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162 } |
116 | 163 |
100 | 164 newCar = car_new_readCSV(fp, id); |
116 | 165 |
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166 fclose(fp); |
0 | 167 |
100 | 168 return newCar; |
0 | 169 } |
170 | |
171 /*--------------------------- | |
88 | 172 carをY軸で回転させる |
173 flg: 回転方向 1:右, -1:左 | |
0 | 174 ---------------------------*/ |
175 void | |
176 car_swerve(CarPtr car, int flg) | |
177 { | |
91 | 178 FMATRIX rot; |
130 | 179 FVECTOR v; |
180 | |
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181 car->y_angle += (float)flg*car->rotation_angle; |
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182 car->y_angle += (car->y_angle < 0) ? 360.0 : 0; |
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183 car->y_angle += (car->y_angle > 360.0) ? -360.0 : 0; |
0 | 184 |
130 | 185 // rotの初期化が下2行目でなんか2重に処理してる気がするけど別に良いのか |
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186 ps2_vu0_unit_matrix(rot); |
130 | 187 ps2_vu0_rot_matrix_y( rot, rot, degree2radian((float)flg*car->rotation_angle) ); |
128 | 188 |
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189 ps2_vu0_copy_vector(v, car->direction); |
130 | 190 ps2_vu0_apply_matrix(car->direction, rot, v); |
0 | 191 } |
192 | |
193 /*---------------------------- | |
88 | 194 carを加速・減速する |
195 (flg == 1) ? 加速 : 減速 | |
0 | 196 ---------------------------*/ |
197 void | |
198 car_accelerate(CarPtr car, int flg) | |
199 { | |
130 | 200 //加速 |
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201 car->speed += (flg == 1) ? car->speed_accel : -car->brake; |
128 | 202 |
203 // speedが0以下にならんように | |
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204 car->speed = (car->speed < 0) ? 0 : car->speed; |
128 | 205 |
130 | 206 // speedがMax超えないように |
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207 car->speed = (car->speed > car->speed_max) ? car->speed_max : car->speed; |
0 | 208 } |
209 | |
210 | |
211 /*--------------------------------- | |
88 | 212 進行後のcarに対してコース面の内外判定を行い、 |
213 : 現在のコース | |
214 : 現在のコースの次のコース | |
215 : 現在のコースの前のコース | |
216 に存在すればTRUEを返す | |
217 どのコースにも居ない(壁に衝突した)場合は | |
218 FALSEを返す。 | |
0 | 219 ---------------------------------*/ |
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220 static bool |
91 | 221 car_field_check(Game *game ,CarPtr car) |
0 | 222 { |
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223 FieldPtr p; |
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224 FieldPtr f = field_get_actual(); |
0 | 225 |
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226 // 現在のコースで衝突・内外判定 |
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227 p = f; |
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228 if (col_detect(&p->colface, car->vertical, car->location) == true) { |
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229 goto FIELD_CHECK_OK; |
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230 } |
0 | 231 |
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232 // 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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233 p = f->next; |
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234 if (col_detect(&p->colface, car->vertical, car->location) == true) { |
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235 if (field_rap_increment(1)) { |
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236 game->rap++; |
0 | 237 } |
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238 goto FIELD_CHECK_OK; |
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239 } |
0 | 240 |
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241 // 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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242 p = f->prev; |
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243 if (col_detect(&p->colface, car->vertical, car->location) == true) { |
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244 field_rap_increment(-1); |
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245 goto FIELD_CHECK_OK; |
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246 } |
0 | 247 |
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248 // どのコース上にも居ない(壁に衝突) |
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249 return false; |
0 | 250 |
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251 FIELD_CHECK_OK: |
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252 field_set_actual(p); |
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253 return true; |
0 | 254 } |
255 | |
256 | |
257 /*------------------------------ | |
88 | 258 速度speedと向きdirectionから |
259 進行後の位置locationを求める。 | |
260 また、進行後の衝突判定も行う。 | |
0 | 261 ------------------------------*/ |
262 static void | |
91 | 263 car_move(Game *game,CarPtr car) |
0 | 264 { |
91 | 265 FVECTOR mov, prev_location; |
126 | 266 |
130 | 267 printf("car->speed = %f ", car->speed); |
268 printf("\n"); | |
269 | |
270 printf("car->body->xyz[x] = %f ", car->body->xyz[0]); | |
271 printf("car->body->xyz[y] = %f ", car->body->xyz[1]); | |
272 printf("car->body->xyz[z] = %f ", car->body->xyz[2]); | |
273 printf("car->body->xyz[3] = %f ", car->body->xyz[3]); | |
274 printf("\n"); | |
275 | |
276 printf("car->direction[x] = %f ", car->direction[0]); | |
277 printf("car->direction[y] = %f ", car->direction[1]); | |
278 printf("car->direction[z] = %f ", car->direction[2]); | |
279 printf("car->direction[3] = %f ", car->direction[3]); | |
280 printf("\n"); | |
281 | |
282 printf("car->location[x] = %f ", car->location[0]); | |
283 printf("car->location[y] = %f ", car->location[1]); | |
284 printf("car->location[z] = %f ", car->location[2]); | |
285 printf("car->location[3] = %f ", car->location[3]); | |
286 | |
287 printf("\n"); | |
288 | |
128 | 289 // movは車の移動量を計算して入れるのかな。たぶん |
91 | 290 ps2_vu0_scale_vector(mov, car->direction, car->speed); |
128 | 291 |
130 | 292 printf("mov[x] = %f ", mov[0]); |
293 printf("mov[y] = %f ", mov[1]); | |
294 printf("mov[z] = %f ", mov[2]); | |
295 printf("mov[3] = %f ", mov[3]); | |
296 printf("\n"); | |
297 | |
128 | 298 // 前フレームのcar->locationをprev_locationに保存 |
91 | 299 ps2_vu0_copy_vector(prev_location, car->location); |
128 | 300 |
130 | 301 // 車の現在地 = 車の位置 + 移動量 って事だと思う多分 |
91 | 302 ps2_vu0_add_vector(car->location, car->location, mov); |
0 | 303 |
128 | 304 |
130 | 305 //思う方向と逆に動いたので、マイナスして見ている。 |
306 car->body->xyz[0] = -car->location[0]; | |
307 car->body->xyz[1] = -car->location[1]; | |
308 car->body->xyz[2] = -car->location[2]; | |
309 | |
310 // いまちょっとコメントアウト | |
311 // 壁にぶつかった時の処理 | |
91 | 312 if (car_field_check(game,car) == false) { |
130 | 313 // 壁にぶつかったら計算前の前フレームの座標にしてsppedは半分 |
126 | 314 ps2_vu0_copy_vector(car->location, prev_location); |
315 car->speed = car->speed*0.5; | |
130 | 316 printf("^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"); |
317 printf("^^^^^^collision!!!!!^^^^^^^^^\n"); | |
91 | 318 } |
0 | 319 } |
320 | |
321 | |
130 | 322 /* car->body->transfer と car->y_angle はここでなんか関係ある */ |
0 | 323 static void |
324 car_axis_rotation(CarPtr car) | |
325 { | |
128 | 326 FMATRIX pose, // 最後にcar->transferにコピーしてる |
327 yrot, | |
328 yrotinv; | |
0 | 329 |
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330 ps2_vu0_unit_matrix(yrot); |
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331 ps2_vu0_rot_matrix_y(yrot, yrot, -degree2radian(car->y_angle)); |
128 | 332 |
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333 ps2_vu0_unit_matrix(yrotinv); |
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334 ps2_vu0_rot_matrix_y(yrotinv, yrotinv, degree2radian(car->y_angle)); |
0 | 335 |
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336 { |
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337 FVECTOR yd = {0, -1, 0, 1}; |
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338 FVECTOR rotaxis; |
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339 FVECTOR q; |
128 | 340 |
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341 ps2_vu0_outer_product(rotaxis, car->vertical, yd); |
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342 { |
130 | 343 float scale=1/NORM(rotaxis); // 単位ベクトル? |
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344 rotaxis[0] *= scale; |
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345 rotaxis[1] *= scale; |
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346 rotaxis[2] *= scale; |
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347 } |
128 | 348 |
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349 quotanion(q, rotaxis, acos(ps2_vu0_inner_product(yd, car->vertical)/(NORM(yd)*NORM(car->vertical)))); |
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350 quotanion_rotmatrix(pose, q); |
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351 } |
0 | 352 |
130 | 353 |
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354 ps2_vu0_mul_matrix(pose, yrot, pose); |
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355 ps2_vu0_mul_matrix(pose, pose, yrotinv); |
130 | 356 ps2_vu0_copy_matrix(car->body->transfer, pose); |
128 | 357 |
130 | 358 ps2_vu0_rot_matrix_y(car->body->transfer, car->body->transfer, degree2radian(car->y_angle)); |
359 } | |
128 | 360 |
0 | 361 |
118 | 362 |
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363 void car_update( Game *game, CarPtr car ) |
0 | 364 { |
128 | 365 // 移動 ここで壁との当たり判定もしとる |
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366 car_move(game,car); |
0 | 367 |
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368 // 摩擦による速度減少 |
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369 car->speed -= 0.005; |
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370 car->speed = (car->speed < 0) ? 0 : car->speed; |
0 | 371 |
130 | 372 // 角度。なぜかマイナス2倍でウマくいってる |
373 car->body->angle[1] = -car->y_angle * 2; | |
374 car->body->angle[0] = -90.0f; | |
375 | |
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376 // 傾き |
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377 car_axis_rotation(car); |
0 | 378 } |
379 | |
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380 |
0 | 381 void |
382 car_destroy(CarPtr p) | |
383 { | |
115 | 384 /* |
91 | 385 TEXTURE *t; |
0 | 386 |
91 | 387 if ((t = p->body->surfaces->texture)) { |
115 | 388 //ps2util_tex_Exclude(t); |
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389 free_texture(t); |
91 | 390 } |
115 | 391 */ |
392 | |
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393 ps2util_obj_Free(p->body); |
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394 free(p->free_addr); |
0 | 395 |
396 #ifdef DEBUG | |
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397 fprintf(main_fp, "free car addr = %x\n", (int)p->free_addr); |
0 | 398 #endif |
399 } | |
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400 |
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401 // 適当に自作 |
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402 void car_id_update(Game *game, CarPtr jiki) |
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403 { |
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404 printf("car_id_update\n"); |
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405 } |