tennix.c

   1
   2 /**
   3  *
   4  * Tennix! SDL Port
   5  * Copyright (C) 2003, 2007, 2008 Thomas Perl <thp@perli.net>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  20  * MA  02110-1301, USA.
  21  *
  22  **/
  23
  24 #include <stdio.h>
  25 #include <time.h>
  26 #include <libgen.h>
  27
  28 #ifdef WIN32
  29 #include <windows.h>
  30 #endif
  31
  32 #include "tennix.h"
  33 #include "game.h"
  34 #include "graphics.h"
  35 #include "sound.h"
  36 #include "input.h"
  37
  38 SDL_Surface *screen;
  39
  40 static const char* help_text[] = {
  41     "player 1 moves with <w>, <s> and <d>",
  42     "player 2 moves with <o>, <l> and <k>",
  43     "switch court in game with <c>, pause with <p>",
  44     "" /* joystick help text comes here */,
  45 #ifdef ENABLE_MOUSE
  46     "press left mouse button to move racket",
  47     "release left mouse button to swing racket",
  48 #endif
  49 };
  50
  51 /* Number of lines in help_text */
  52 #ifdef ENABLE_MOUSE
  53   #define HELP_LINES 6
  54 #else
  55   #define HELP_LINES 4
  56 #endif
  57 /* Height (in pixels) of the help text scroller */
  58 #define HELP_PHASE 85
  59
  60 #ifdef WIN32
  61
  62 /* IDs from the resource file */
  63 #define START_BUTTON 1
  64 #define CHECKBOX_FULLSCREEN 2
  65 #define QUIT_BUTTON 3
  66
  67 BOOL CALLBACK ConfigDialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
  68 {
  69     static int checkbox_is_checked;
  70
  71     switch (uMsg) {
  72         case WM_CLOSE:
  73             EndDialog(hwndDlg, IDCANCEL);
  74             break;
  75         case WM_COMMAND:
  76             switch (wParam) {
  77                 case START_BUTTON:
  78                     EndDialog(hwndDlg, (checkbox_is_checked)?(IDYES):(IDNO));
  79                     break;
  80                 case QUIT_BUTTON:
  81                     EndDialog(hwndDlg, IDCANCEL);
  82                     break;
  83                 case CHECKBOX_FULLSCREEN:
  84                     checkbox_is_checked ^= 1;
  85                     break;
  86             }
  87             break;
  88         default:
  89             return FALSE;
  90     }
  91     return TRUE;
  92 }
  93 #endif
  94
  95 #ifdef WIN32
  96 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
  97     LPSTR lpCmdLine, int nCmdShow) {
  98 #else
  99 int main( int argc, char** argv) {
 100 #endif
 101     int i;
 102     int mx, my;
 103     Uint8 *keys;
 104     Uint8 mb;
 105     SDL_Event e;
 106     int sdl_flags = SDL_SWSURFACE;
 107     int highlight_y = 0;
 108     char copyright_line[100];
 109     int copyright_line_width;
 110     int help, help_line_widths[HELP_LINES], help_line_height, help_offset;
 111
 112     Point elektrons[ELEKTRONS];
 113     int el;
 114
 115 #ifdef WIN32
 116     int mb_result;
 117     mb_result = DialogBox(hInstance, "CONFIG", 0, (DLGPROC)ConfigDialogProc);
 118
 119     switch (mb_result) {
 120         case IDYES:
 121             sdl_flags |= SDL_FULLSCREEN;
 122             break;
 123         case IDCANCEL:
 124             return 0;
 125             break;
 126         default:
 127             break;
 128     }
 129 #else
 130     fprintf( stderr, "Tennix %s\n%s\n%s\n\n", VERSION, COPYRIGHT, URL);
 131
 132     bool do_help = false;
 133     i = 1;
 134     while (i < argc) {
 135         /* A poor/lazy man's getopt */
 136         #define OPTION_SET(longopt,shortopt) \
 137                 (strcmp(argv[i], longopt)==0 || strcmp(argv[i], shortopt)==0)
 138         #define OPTION_VALUE \
 139                 ((i+1 < argc)?(argv[i+1]):(NULL))
 140         #define OPTION_VALUE_PROCESSED \
 141                 (i++)
 142         if (OPTION_SET("--fullscreen", "-f")) {
 143             sdl_flags |= SDL_FULLSCREEN;
 144         }
 145         else if (OPTION_SET("--help", "-h")) {
 146             do_help = true;
 147         }
 148         else if (OPTION_SET("--list-joysticks", "-J")) {
 149             SDL_Init(SDL_INIT_JOYSTICK);
 150             joystick_list();
 151             return 0;
 152         }
 153         else if (OPTION_SET("--joystick", "-j")) {
 154             SDL_Init(SDL_INIT_JOYSTICK);
 155             if (OPTION_VALUE == NULL) {
 156                 fprintf(stderr, "Error: You need to specify the name of the joystick as parameter.\n");
 157                 do_help = true;
 158                 break;
 159             }
 160             if (joystick_open(OPTION_VALUE)==0) {
 161                 fprintf(stderr, "Warning: Cannot find joystick \"%s\" - Ignored.\n", OPTION_VALUE);
 162                 break;
 163             }
 164             OPTION_VALUE_PROCESSED;
 165         }
 166         else {
 167             fprintf(stderr, "Ignoring unknown option: %s\n", argv[i]);
 168         }
 169         i++;
 170     }
 171
 172     if (do_help == true) {
 173         fprintf(stderr, "Usage: %s [--fullscreen|-f] [--help|-h] [--list-joysticks|-J] [--joystick|-j] [joystick name]\n", argv[0]);
 174         return 0;
 175     }
 176 #endif
 177
 178     sprintf( copyright_line, "Tennix %s -- %s", VERSION, COPYRIGHT);
 179
 180     srand( (unsigned)time( NULL));
 181
 182     for( el=0; el<ELEKTRONS; el++) {
 183         elektrons[el].x = elektrons[el].y = 0;
 184         elektrons[el].w = 50+(rand()%120);
 185         elektrons[el].h = 10+(rand()%10);
 186         elektrons[el].current_x = WIDTH/2;
 187         elektrons[el].current_y = HEIGHT/2;
 188         elektrons[el].new_x = rand()%WIDTH;
 189         elektrons[el].new_y = rand()%HEIGHT;
 190         elektrons[el].phase = 4*2*PI*((rand()%1000)/1000.0);
 191         elektrons[el].r = 100+rand()%155;
 192         elektrons[el].g = 100+rand()%155;
 193         elektrons[el].b = 0;
 194         elektrons[el].size = 0;
 195         elektrons[el].new_size = 5+rand()%10;
 196     }
 197
 198     if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) == -1) {
 199         fprintf( stderr, "Can't init SDL:  %s\n", SDL_GetError());
 200         exit( 1);
 201     }
 202
 203     SDL_VideoInfo* vi = (SDL_VideoInfo*)SDL_GetVideoInfo();
 204     if( (screen = SDL_SetVideoMode( WIDTH, HEIGHT, vi->vfmt->BitsPerPixel, sdl_flags)) == NULL) {
 205         fprintf( stderr, "Can't set video mode: %s\n", SDL_GetError());
 206         exit( 1);
 207     }
 208
 209     SDL_WM_SetCaption( "Tennix! SDL", "Tennix");
 210     SDL_ShowCursor( SDL_DISABLE);
 211     SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, 1);
 212
 213     init_sound();
 214     init_graphics();
 215     init_joystick();
 216     help_text[3] = get_joystick_help();
 217
 218     play_sample_background(SOUND_BACKGROUND);
 219
 220     copyright_line_width = font_get_string_width( GR_DKC2_FONT, copyright_line);
 221     for( help=0; help<HELP_LINES; help++) {
 222         help_line_widths[help] = font_get_string_width( GR_SMALLISH_FONT, help_text[help]);
 223     }
 224     help_line_height = get_image_height( GR_SMALLISH_FONT);
 225
 226     clear_screen();
 227     show_image(GR_MENU, WIDTH/2-get_image_width(GR_MENU)/2, 0, 255);
 228     store_screen();
 229
 230     i = 0;
 231     while( 1) {
 232         SDL_PollEvent( &e);
 233         if( e.type == SDL_QUIT) {
 234             break;
 235         }
 236         keys = SDL_GetKeyState( NULL);
 237         mb = SDL_GetMouseState( &mx, &my);
 238
 239         if( keys[SDLK_ESCAPE] || keys['q']) {
 240             break;
 241         }
 242
 243         if( keys['f']) {
 244             SDL_WM_ToggleFullScreen( screen);
 245         }
 246
 247         if( highlight_y) {
 248             for( el=0; el<ELEKTRONS; el++) {
 249                 elektrons[el].new_x = WIDTH/2 - ELEKTRONS_WIDTH;
 250                 elektrons[el].new_y = highlight_y;
 251                 if( elektrons[el].new_size >= 5) {
 252                     elektrons[el].new_size = 1+rand()%4;
 253                 }
 254             }
 255         }
 256
 257         for( el=0; el<ELEKTRONS; el++) {
 258             elektrons[el].current_x += (1.0*(elektrons[el].new_x-elektrons[el].current_x)/ELEKTRON_LAZYNESS);
 259             elektrons[el].current_y += (1.0*(elektrons[el].new_y-elektrons[el].current_y)/ELEKTRON_LAZYNESS);
 260             if( i%4==0 && elektrons[el].size < elektrons[el].new_size) {
 261                 elektrons[el].size++;
 262             }
 263             if( i%4==0 && elektrons[el].size > elektrons[el].new_size) {
 264                 elektrons[el].size--;
 265             }
 266             elektrons[el].phase += 0.02+(rand()%20/100.0);
 267             elektrons[el].x = elektrons[el].current_x + ELEKTRONS_WIDTH + elektrons[el].w*cosf(elektrons[el].phase/4);
 268             elektrons[el].y = elektrons[el].current_y + elektrons[el].h*sinf(elektrons[el].phase);
 269         }
 270
 271         if( M_POS_START_GAME(mx,my)) {
 272             highlight_y = HIGHLIGHT_START_GAME;
 273         } else if( M_POS_START_MULTI(mx,my)) {
 274             highlight_y = HIGHLIGHT_START_MULTI;
 275         /*} else if( M_POS_CREDITS(mx,my)) {
 276             highlight_y = HIGHLIGHT_CREDITS;
 277         */} else if( M_POS_QUIT(mx,my)) {
 278             highlight_y = HIGHLIGHT_QUIT;
 279         } else if( highlight_y == 0) {
 280             if( i%20 == 0) {
 281                 for( el=0; el<ELEKTRONS; el++) {
 282                     elektrons[el].new_size = 5+rand()%10;
 283                 }
 284             }
 285         } else {
 286             for( el=0; el<ELEKTRONS; el++) {
 287                 elektrons[el].new_x = rand()%(WIDTH-ELEKTRONS_WIDTH-elektrons[el].w/2);
 288                 elektrons[el].new_y = rand()%HEIGHT;
 289                 elektrons[el].new_size = 5+rand()%10;
 290             }
 291             highlight_y = 0;
 292         }
 293
 294         for( el=0; el<ELEKTRONS; el++) {
 295             if( elektrons[el].size > 0) {
 296                 rectangle( elektrons[el].x, elektrons[el].y, elektrons[el].size, elektrons[el].size, elektrons[el].r, elektrons[el].g, elektrons[el].b);
 297                 if( elektrons[el].size > 4) {
 298                     if( highlight_y != 0 || rand()%10 == 0) {
 299                         //draw_line_faded( elektrons[el].x+elektrons[el].size/2, elektrons[el].y+elektrons[el].size/2, mx+15, my+24, elektrons[el].r/3, elektrons[el].g/3, 0, 0 ,0 ,0);
 300                     }
 301                     rectangle( elektrons[el].x+2, elektrons[el].y+2, elektrons[el].size-4, elektrons[el].size-4, 0, 0, 0);
 302                 }
 303             }
 304         }
 305
 306         font_draw_string( GR_DKC2_FONT, copyright_line, (WIDTH-copyright_line_width)/2, HEIGHT-35, i, ((i/150)%ANIMATION_COUNT));
 307         for( help=0; help<HELP_LINES; help++) {
 308             help_offset = (help_line_height*(HELP_LINES-help)+i/3)%HELP_PHASE;
 309             font_draw_string_alpha( GR_SMALLISH_FONT, help_text[help],
 310                                     (WIDTH-help_line_widths[help])/2,
 311                                     HEIGHT/2+45-help_offset,
 312                                     i, ANIMATION_NONE,
 313                                     255.0*fabsf( sinf( help_offset/((float)HELP_PHASE)*M_PI))
 314                                   );
 315         }
 316         show_sprite( GR_RACKET, ((mb&SDL_BUTTON( SDL_BUTTON_LEFT))>0)+(((mb&SDL_BUTTON( SDL_BUTTON_RIGHT))>0)*2), 4, mx, my, 255);
 317         updatescr();
 318
 319         if( mb & SDL_BUTTON( SDL_BUTTON_LEFT)) {
 320             if( M_POS_START_GAME(mx,my)) {
 321                 stop_sample(SOUND_BACKGROUND);
 322                 play_sample_loop(SOUND_AUDIENCE);
 323                 start_fade();
 324                 game( true);
 325                 SDL_Delay( 150);
 326                 start_fade();
 327                 while( SDL_PollEvent( &e));
 328                 stop_sample(SOUND_AUDIENCE);
 329                 play_sample_background(SOUND_BACKGROUND);
 330                 clear_screen();
 331                 show_image(GR_MENU, WIDTH/2-get_image_width(GR_MENU)/2, 0, 255);
 332                 store_screen();
 333             }
 334             if( M_POS_START_MULTI(mx,my)) {
 335                 stop_sample(SOUND_BACKGROUND);
 336                 play_sample_loop(SOUND_AUDIENCE);
 337                 start_fade();
 338                 game( false);
 339                 SDL_Delay( 150);
 340                 start_fade();
 341                 while( SDL_PollEvent( &e));
 342                 stop_sample(SOUND_AUDIENCE);
 343                 play_sample_background(SOUND_BACKGROUND);
 344                 clear_screen();
 345                 show_image(GR_MENU, WIDTH/2-get_image_width(GR_MENU)/2, 0, 255);
 346                 store_screen();
 347             }
 348             if( M_POS_CREDITS(mx,my)) {
 349                 //introimage( "data/credits.bmp");
 350             }
 351             if( M_POS_QUIT(mx,my)) {
 352                 stop_sample(SOUND_BACKGROUND);
 353                 break;
 354             }
 355         }
 356         i++;
 357         SDL_Delay( 4);
 358     }
 359
 360     start_fade();
 361     store_screen();
 362     while( is_fading()) {
 363         clear_screen();
 364         updatescr();
 365         SDL_Delay( 10);
 366     }
 367
 368     uninit_graphics();
 369     uninit_joystick();
 370
 371     SDL_Quit();
 372     return 0;
 373 }
 374