ball/st_play.c

   1 /*
   2  * Copyright (C) 2003 Robert Kooima
   3  *
   4  * NEVERBALL is  free software; you can redistribute  it and/or modify
   5  * it under the  terms of the GNU General  Public License as published
   6  * by the Free  Software Foundation; either version 2  of the License,
   7  * or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT  ANY  WARRANTY;  without   even  the  implied  warranty  of
  11  * MERCHANTABILITY or  FITNESS FOR A PARTICULAR PURPOSE.   See the GNU
  12  * General Public License for more details.
  13  */
  14
  15 #include "gui.h"
  16 #include "hud.h"
  17 #include "game.h"
  18 #include "demo.h"
  19 #include "level.h"
  20 #include "audio.h"
  21 #include "config.h"
  22
  23 #include "st_play.h"
  24 #include "st_fail.h"
  25 #include "st_goal.h"
  26 #include "st_over.h"
  27
  28 /*---------------------------------------------------------------------------*/
  29
  30 static int view_rotate;
  31
  32 /*---------------------------------------------------------------------------*/
  33
  34 static int play_ready_enter(void)
  35 {
  36     int id;
  37
  38     if ((id = gui_label(0, "Ready?", GUI_LRG, GUI_ALL, 0, 0)))
  39     {
  40         gui_layout(id, 0, 0);
  41         gui_pulse(id, 1.2f);
  42     }
  43
  44     audio_play(AUD_READY, 1.0f);
  45     config_set_grab();
  46
  47     return id;
  48 }
  49
  50 static void play_ready_leave(int id)
  51 {
  52     gui_delete(id);
  53 }
  54
  55 static void play_ready_paint(int id, float st)
  56 {
  57     game_draw(0, st);
  58     gui_paint(id);
  59 }
  60
  61 static void play_ready_timer(int id, float dt)
  62 {
  63     float t = time_state();
  64
  65     game_set_fly(1.0f - 0.5f * t);
  66
  67     if (dt > 0.0f && t > 1.0f)
  68         goto_state(&st_play_set);
  69
  70     game_step_fade(dt);
  71     gui_timer(id, dt);
  72     audio_timer(dt);
  73 }
  74
  75 static int play_ready_click(int b, int d)
  76 {
  77     return (b < 0 && d == 1) ? goto_state(&st_play_loop) : 1;
  78 }
  79
  80 static int play_ready_keybd(int c, int d)
  81 {
  82     return (d && c == SDLK_ESCAPE) ? goto_state(&st_over) : 1;
  83 }
  84
  85 static int play_ready_buttn(int b, int d)
  86 {
  87     if (d)
  88     {
  89         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_A, b))
  90             return goto_state(&st_play_loop);
  91         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_EXIT, b))
  92             return goto_state(&st_over);
  93     }
  94     return 1;
  95 }
  96
  97 /*---------------------------------------------------------------------------*/
  98
  99 static int play_set_enter(void)
 100 {
 101     int id;
 102
 103     if ((id = gui_label(0, "Set?", GUI_LRG, GUI_ALL, 0, 0)))
 104     {
 105         gui_layout(id, 0, 0);
 106         gui_pulse(id, 1.2f);
 107     }
 108
 109     audio_play(AUD_SET, 1.f);
 110
 111     return id;
 112 }
 113
 114 static void play_set_leave(int id)
 115 {
 116     gui_delete(id);
 117 }
 118
 119 static void play_set_paint(int id, float st)
 120 {
 121     game_draw(0, st);
 122     gui_paint(id);
 123 }
 124
 125 static void play_set_timer(int id, float dt)
 126 {
 127     float t = time_state();
 128
 129     game_set_fly(0.5f - 0.5f * t);
 130
 131     if (dt > 0.0f && t > 1.0f)
 132         goto_state(&st_play_loop);
 133
 134     game_step_fade(dt);
 135     gui_timer(id, dt);
 136 }
 137
 138 static int play_set_click(int b, int d)
 139 {
 140     if (b < 0 && d == 1)
 141     {
 142         game_set_fly(0.0f);
 143         return goto_state(&st_play_loop);
 144     }
 145     return 1;
 146 }
 147
 148 static int play_set_keybd(int c, int d)
 149 {
 150     return (d && c == SDLK_ESCAPE) ? goto_state(&st_over) : 1;
 151 }
 152
 153 static int play_set_buttn(int b, int d)
 154 {
 155     if (d)
 156     {
 157         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_A, b))
 158             return goto_state(&st_play_loop);
 159         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_EXIT, b))
 160             return goto_state(&st_over);
 161     }
 162     return 1;
 163 }
 164
 165 /*---------------------------------------------------------------------------*/
 166
 167 static int play_loop_enter(void)
 168 {
 169     int id;
 170
 171     if ((id = gui_label(0, "GO!", GUI_LRG, GUI_ALL, gui_blu, gui_grn)))
 172     {
 173         gui_layout(id, 0, 0);
 174         gui_pulse(id, 1.2f);
 175     }
 176
 177     audio_play(AUD_GO, 1.f);
 178
 179     game_set_fly(0.f);
 180     view_rotate = 0;
 181
 182     return id;
 183 }
 184
 185 static void play_loop_leave(int id)
 186 {
 187     gui_delete(id);
 188 }
 189
 190 static void play_loop_paint(int id, float st)
 191 {
 192     game_draw(0, st);
 193     hud_paint();
 194
 195     if (time_state() < 1.f)
 196         gui_paint(id);
 197 }
 198
 199 static void play_loop_timer(int id, float dt)
 200 {
 201     float k = (((SDL_GetModState() & KMOD_LSHIFT) ||
 202                 (SDL_GetModState() & KMOD_RSHIFT)) ?
 203                (float) config_get_d(CONFIG_ROTATE_FAST) / 100.f:
 204                (float) config_get_d(CONFIG_ROTATE_SLOW) / 100.f);
 205
 206     static float at = 0;
 207
 208     float g[3] = { 0.0f, -9.8f, 0.0f };
 209
 210     at = (7 * at + dt) / 8;
 211
 212     gui_timer(id, at);
 213     hud_timer(at);
 214     game_set_rot(view_rotate * k);
 215
 216     switch (game_step(g, at, 1))
 217     {
 218     case GAME_TIME: level_stat(GAME_TIME); goto_state(&st_time_out); break;
 219     case GAME_FALL: level_stat(GAME_FALL); goto_state(&st_fall_out); break;
 220     case GAME_GOAL: level_stat(GAME_GOAL); goto_state(&st_goal);     break;
 221     }
 222
 223     game_step_fade(dt);
 224     demo_play_step(at);
 225     audio_timer(dt);
 226 }
 227
 228 static void play_loop_point(int id, int x, int y, int dx, int dy)
 229 {
 230     game_set_pos(dx, dy);
 231 }
 232
 233 static void play_loop_stick(int id, int a, int k)
 234 {
 235     if (config_tst_d(CONFIG_JOYSTICK_AXIS_X, a))
 236         game_set_z(k);
 237     if (config_tst_d(CONFIG_JOYSTICK_AXIS_Y, a))
 238         game_set_x(k);
 239 }
 240
 241 static int play_loop_click(int b, int d)
 242 {
 243     view_rotate = d ? b : 0;
 244     return 1;
 245 }
 246
 247 static int play_loop_keybd(int c, int d)
 248 {
 249     if (d)
 250     {
 251         if (config_tst_d(CONFIG_KEY_CAMERA_R, c))
 252             view_rotate = +1;
 253         if (config_tst_d(CONFIG_KEY_CAMERA_L, c))
 254             view_rotate = -1;
 255
 256         if (config_tst_d(CONFIG_KEY_CAMERA_1, c))
 257         {
 258             config_set_d(CONFIG_CAMERA, 0);
 259             hud_view_pulse(0);
 260         }
 261         if (config_tst_d(CONFIG_KEY_CAMERA_2, c))
 262         {
 263             config_set_d(CONFIG_CAMERA, 1);
 264             hud_view_pulse(1);
 265         }
 266         if (config_tst_d(CONFIG_KEY_CAMERA_3, c))
 267         {
 268             config_set_d(CONFIG_CAMERA, 2);
 269             hud_view_pulse(2);
 270         }
 271     }
 272     else
 273     {
 274         if (config_tst_d(CONFIG_KEY_CAMERA_R, c))
 275             view_rotate = 0;
 276         if (config_tst_d(CONFIG_KEY_CAMERA_L, c))
 277             view_rotate = 0;
 278     }
 279
 280     if (d && c == SDLK_ESCAPE)
 281         goto_state(&st_over);
 282     if (d && c == SDLK_F12)
 283         goto_state(&st_look);
 284     return 1;
 285 }
 286
 287 static int play_loop_buttn(int b, int d)
 288 {
 289     if (d == 1)
 290     {
 291         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_EXIT, b))
 292             return goto_state(&st_over);
 293
 294         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_R, b))
 295             view_rotate = +1;
 296         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_L, b))
 297             view_rotate = -1;
 298
 299         if (config_tst_d(CONFIG_JOYSTICK_CAMERA_1, b))
 300         {
 301             config_set_d(CONFIG_CAMERA, 0);
 302             hud_view_pulse(0);
 303         }
 304         if (config_tst_d(CONFIG_JOYSTICK_CAMERA_2, b))
 305         {
 306             config_set_d(CONFIG_CAMERA, 1);
 307             hud_view_pulse(1);
 308         }
 309         if (config_tst_d(CONFIG_JOYSTICK_CAMERA_3, b))
 310         {
 311             config_set_d(CONFIG_CAMERA, 2);
 312             hud_view_pulse(2);
 313         }
 314     }
 315     else
 316     {
 317         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_R, b))
 318             view_rotate = 0;
 319         if (config_tst_d(CONFIG_JOYSTICK_BUTTON_L, b))
 320             view_rotate = 0;
 321     }
 322     return 1;
 323 }
 324
 325 /*---------------------------------------------------------------------------*/
 326
 327 static float phi;
 328 static float theta;
 329
 330 static int look_enter(void)
 331 {
 332     phi   = 0;
 333     theta = 0;
 334     return 0;
 335 }
 336
 337 static void look_leave(int id)
 338 {
 339 }
 340
 341 static void look_paint(int id, float st)
 342 {
 343     game_draw(0, st);
 344 }
 345
 346 static void look_point(int id, int x, int y, int dx, int dy)
 347 {
 348     phi   +=  90.0f * dy / config_get_d(CONFIG_HEIGHT);
 349     theta += 180.0f * dx / config_get_d(CONFIG_WIDTH);
 350
 351     if (phi > +90.0f) phi = +90.0f;
 352     if (phi < -90.0f) phi = -90.0f;
 353
 354     if (theta > +180.0f) theta -= 360.0f;
 355     if (theta < -180.0f) theta += 360.0f;
 356
 357     game_look(phi, theta);
 358 }
 359
 360 static int look_keybd(int c, int d)
 361 {
 362     if (d && c == SDLK_ESCAPE) goto_state(&st_play_loop);
 363     if (d && c == SDLK_F12)    goto_state(&st_play_loop);
 364
 365     return 1;
 366 }
 367
 368 /*---------------------------------------------------------------------------*/
 369
 370 struct state st_play_ready = {
 371     play_ready_enter,
 372     play_ready_leave,
 373     play_ready_paint,
 374     play_ready_timer,
 375     NULL,
 376     NULL,
 377     play_ready_click,
 378     play_ready_keybd,
 379     play_ready_buttn,
 380     1, 0
 381 };
 382
 383 struct state st_play_set = {
 384     play_set_enter,
 385     play_set_leave,
 386     play_set_paint,
 387     play_set_timer,
 388     NULL,
 389     NULL,
 390     play_set_click,
 391     play_set_keybd,
 392     play_set_buttn,
 393     1, 0
 394 };
 395
 396 struct state st_play_loop = {
 397     play_loop_enter,
 398     play_loop_leave,
 399     play_loop_paint,
 400     play_loop_timer,
 401     play_loop_point,
 402     play_loop_stick,
 403     play_loop_click,
 404     play_loop_keybd,
 405     play_loop_buttn,
 406     0, 0
 407 };
 408
 409 struct state st_look = {
 410     look_enter,
 411     look_leave,
 412     look_paint,
 413     NULL,
 414     look_point,
 415     NULL,
 416     NULL,
 417     look_keybd,
 418     NULL,
 419     0, 0
 420 };