tennix.c

   1
   2 /**
   3  *
   4  * Tennix! SDL Port
   5  * Copyright (C) 2003, 2007 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 };
  46
  47 /* Number of lines in help_text */
  48 #define HELP_LINES 4
  49 /* Height (in pixels) of the help text scroller */
  50 #define HELP_PHASE 85
  51
  52 #ifdef WIN32
  53
  54 /* IDs from the resource file */
  55 #define START_BUTTON 1
  56 #define CHECKBOX_FULLSCREEN 2
  57 #define QUIT_BUTTON 3
  58
  59 BOOL CALLBACK ConfigDialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
  60 {
  61     static int checkbox_is_checked;
  62
  63     switch (uMsg) {
  64         case WM_CLOSE:
  65             EndDialog(hwndDlg, IDCANCEL);
  66             break;
  67         case WM_COMMAND:
  68             switch (wParam) {
  69                 case START_BUTTON:
  70                     EndDialog(hwndDlg, (checkbox_is_checked)?(IDYES):(IDNO));
  71                     break;
  72                 case QUIT_BUTTON:
  73                     EndDialog(hwndDlg, IDCANCEL);
  74                     break;
  75                 case CHECKBOX_FULLSCREEN:
  76                     checkbox_is_checked ^= 1;
  77                     break;
  78             }
  79             break;
  80         default:
  81             return FALSE;
  82     }
  83     return TRUE;
  84 }
  85 #endif
  86
  87 #ifdef WIN32
  88 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
  89     LPSTR lpCmdLine, int nCmdShow) {
  90 #else
  91 int main( int argc, char** argv) {
  92 #endif
  93     int i;
  94     int mx, my;
  95     Uint8 *keys;
  96     Uint8 mb;
  97     SDL_Event e;
  98     int sdl_flags = SDL_SWSURFACE | SDL_DOUBLEBUF;
  99     int highlight_y = 0;
 100     char copyright_line[100];
 101     int copyright_line_width;
 102     int help, help_line_widths[HELP_LINES], help_line_height, help_offset;
 103
 104     Point elektrons[ELEKTRONS];
 105     int el;
 106
 107 #ifdef WIN32
 108     int mb_result;
 109     mb_result = DialogBox(hInstance, "CONFIG", 0, (DLGPROC)ConfigDialogProc);
 110
 111     switch (mb_result) {
 112         case IDYES:
 113             sdl_flags |= SDL_FULLSCREEN;
 114             break;
 115         case IDCANCEL:
 116             return 0;
 117             break;
 118         default:
 119             break;
 120     }
 121 #else
 122     fprintf( stderr, "Tennix %s\n%s\n%s\n\n", VERSION, COPYRIGHT, URL);
 123
 124     bool do_help = false;
 125     i = 1;
 126     while (i < argc) {
 127         /* A poor/lazy man's getopt */
 128         #define OPTION_SET(longopt,shortopt) \
 129                 (strcmp(argv[i], longopt)==0 || strcmp(argv[i], shortopt)==0)
 130         #define OPTION_VALUE \
 131                 ((i+1 < argc)?(argv[i+1]):(NULL))
 132         #define OPTION_VALUE_PROCESSED \
 133                 (i++)
 134         if (OPTION_SET("--fullscreen", "-f")) {
 135             sdl_flags |= SDL_FULLSCREEN;
 136         }
 137         else if (OPTION_SET("--help", "-h")) {
 138             do_help = true;
 139         }
 140         else if (OPTION_SET("--list-joysticks", "-J")) {
 141             SDL_Init(SDL_INIT_JOYSTICK);
 142             joystick_list();
 143             return 0;
 144         }
 145         else if (OPTION_SET("--joystick", "-j")) {
 146             SDL_Init(SDL_INIT_JOYSTICK);
 147             if (OPTION_VALUE == NULL) {
 148                 fprintf(stderr, "Error: You need to specify the name of the joystick as parameter.\n");
 149                 do_help = true;
 150                 break;
 151             }
 152             if (joystick_open(OPTION_VALUE)==0) {
 153                 fprintf(stderr, "Warning: Cannot find joystick \"%s\" - Ignored.\n", OPTION_VALUE);
 154                 break;
 155             }
 156             OPTION_VALUE_PROCESSED;
 157         }
 158         else {
 159             fprintf(stderr, "Ignoring unknown option: %s\n", argv[i]);
 160         }
 161         i++;
 162     }
 163
 164     if (do_help == true) {
 165         fprintf(stderr, "Usage: %s [--fullscreen|-f] [--help|-h] [--list-joysticks|-J] [--joystick|-j] [joystick name]\n", argv[0]);
 166         return 0;
 167     }
 168 #endif
 169
 170     sprintf( copyright_line, "Tennix %s -- %s", VERSION, COPYRIGHT);
 171
 172     srand( (unsigned)time( NULL));
 173
 174     for( el=0; el<ELEKTRONS; el++) {
 175         elektrons[el].x = elektrons[el].y = 0;
 176         elektrons[el].w = 50+(rand()%120);
 177         elektrons[el].h = 10+(rand()%10);
 178         elektrons[el].current_x = WIDTH/2;
 179         elektrons[el].current_y = HEIGHT/2;
 180         elektrons[el].new_x = rand()%WIDTH;
 181         elektrons[el].new_y = rand()%HEIGHT;
 182         elektrons[el].phase = 4*2*PI*((rand()%1000)/1000.0);
 183         elektrons[el].r = 100+rand()%155;
 184         elektrons[el].g = 100+rand()%155;
 185         elektrons[el].b = 0;
 186         elektrons[el].size = 0;
 187         elektrons[el].new_size = 5+rand()%10;
 188     }
 189
 190     if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) == -1) {
 191         fprintf( stderr, "Can't init SDL:  %s\n", SDL_GetError());
 192         exit( 1);
 193     }
 194
 195     SDL_VideoInfo* vi = (SDL_VideoInfo*)SDL_GetVideoInfo();
 196     if( (screen = SDL_SetVideoMode( WIDTH, HEIGHT, vi->vfmt->BitsPerPixel, sdl_flags)) == NULL) {
 197         fprintf( stderr, "Can't set video mode: %s\n", SDL_GetError());
 198         exit( 1);
 199     }
 200
 201     SDL_WM_SetCaption( "Tennix! SDL", "Tennix");
 202     SDL_ShowCursor( SDL_DISABLE);
 203     SDL_EnableKeyRepeat (SDL_DEFAULT_REPEAT_DELAY, 1);
 204
 205     init_sound();
 206     init_graphics();
 207     init_joystick();
 208     help_text[3] = get_joystick_help();
 209
 210     play_sample_background(SOUND_BACKGROUND);
 211
 212     copyright_line_width = font_get_string_width( GR_DKC2_FONT, copyright_line);
 213     for( help=0; help<HELP_LINES; help++) {
 214         help_line_widths[help] = font_get_string_width( GR_SMALLISH_FONT, help_text[help]);
 215     }
 216     help_line_height = get_image_height( GR_SMALLISH_FONT);
 217
 218     i = 0;
 219     while( 1) {
 220         SDL_PollEvent( &e);
 221         if( e.type == SDL_QUIT) {
 222             break;
 223         }
 224         keys = SDL_GetKeyState( NULL);
 225         mb = SDL_GetMouseState( &mx, &my);
 226
 227         if( keys[SDLK_ESCAPE] || keys['q']) {
 228             break;
 229         }
 230
 231         if( keys['f']) {
 232             SDL_WM_ToggleFullScreen( screen);
 233         }
 234
 235         clearscr();
 236         if( highlight_y) {
 237             for( el=0; el<ELEKTRONS; el++) {
 238                 elektrons[el].new_x = WIDTH/2 - ELEKTRONS_WIDTH;
 239                 elektrons[el].new_y = highlight_y;
 240                 if( elektrons[el].new_size >= 5) {
 241                     elektrons[el].new_size = 1+rand()%4;
 242                 }
 243             }
 244         }
 245
 246         for( el=0; el<ELEKTRONS; el++) {
 247             elektrons[el].current_x += (1.0*(elektrons[el].new_x-elektrons[el].current_x)/ELEKTRON_LAZYNESS);
 248             elektrons[el].current_y += (1.0*(elektrons[el].new_y-elektrons[el].current_y)/ELEKTRON_LAZYNESS);
 249             if( i%4==0 && elektrons[el].size < elektrons[el].new_size) {
 250                 elektrons[el].size++;
 251             }
 252             if( i%4==0 && elektrons[el].size > elektrons[el].new_size) {
 253                 elektrons[el].size--;
 254             }
 255             elektrons[el].phase += 0.02+(rand()%20/100.0);
 256             elektrons[el].x = elektrons[el].current_x + ELEKTRONS_WIDTH + elektrons[el].w*cosf(elektrons[el].phase/4);
 257             elektrons[el].y = elektrons[el].current_y + elektrons[el].h*sinf(elektrons[el].phase);
 258         }
 259
 260         if( M_POS_START_GAME(mx,my)) {
 261             highlight_y = HIGHLIGHT_START_GAME;
 262         } else if( M_POS_START_MULTI(mx,my)) {
 263             highlight_y = HIGHLIGHT_START_MULTI;
 264         /*} else if( M_POS_CREDITS(mx,my)) {
 265             highlight_y = HIGHLIGHT_CREDITS;
 266         */} else if( M_POS_QUIT(mx,my)) {
 267             highlight_y = HIGHLIGHT_QUIT;
 268         } else if( highlight_y == 0) {
 269             if( i%20 == 0) {
 270                 for( el=0; el<ELEKTRONS; el++) {
 271                     elektrons[el].new_size = 5+rand()%10;
 272                 }
 273             }
 274         } else {
 275             for( el=0; el<ELEKTRONS; el++) {
 276                 elektrons[el].new_x = rand()%(WIDTH-ELEKTRONS_WIDTH-elektrons[el].w/2);
 277                 elektrons[el].new_y = rand()%HEIGHT;
 278                 elektrons[el].new_size = 5+rand()%10;
 279             }
 280             highlight_y = 0;
 281         }
 282
 283         for( el=0; el<ELEKTRONS; el++) {
 284             if( elektrons[el].size > 0) {
 285                 rectangle( elektrons[el].x, elektrons[el].y, elektrons[el].size, elektrons[el].size, elektrons[el].r, elektrons[el].g, elektrons[el].b);
 286                 if( elektrons[el].size > 4) {
 287                     if( highlight_y != 0 || rand()%10 == 0) {
 288                         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);
 289                     }
 290                     rectangle( elektrons[el].x+2, elektrons[el].y+2, elektrons[el].size-4, elektrons[el].size-4, 0, 0, 0);
 291                 }
 292             }
 293         }
 294
 295         show_image( GR_MENU, WIDTH/2-get_image_width( GR_MENU)/2, 0, 255);
 296         font_draw_string( GR_DKC2_FONT, copyright_line, (WIDTH-copyright_line_width)/2, HEIGHT-35, i, ((i/150)%ANIMATION_COUNT));
 297         for( help=0; help<HELP_LINES; help++) {
 298             help_offset = (help_line_height*(HELP_LINES-help)+i/3)%HELP_PHASE;
 299             font_draw_string_alpha( GR_SMALLISH_FONT, help_text[help],
 300                                     (WIDTH-help_line_widths[help])/2,
 301                                     HEIGHT/2+45-help_offset,
 302                                     i, ANIMATION_NONE,
 303                                     255.0*fabsf( sinf( help_offset/((float)HELP_PHASE)*M_PI))
 304                                   );
 305         }
 306         show_sprite( GR_RACKET, ((mb&SDL_BUTTON( SDL_BUTTON_LEFT))>0)+(((mb&SDL_BUTTON( SDL_BUTTON_RIGHT))>0)*2), 4, mx, my, 255);
 307         updatescr();
 308
 309         if( mb & SDL_BUTTON( SDL_BUTTON_LEFT)) {
 310             if( M_POS_START_GAME(mx,my)) {
 311                 stop_sample(SOUND_BACKGROUND);
 312                 play_sample_loop(SOUND_AUDIENCE);
 313                 start_fade();
 314                 game( true);
 315                 SDL_Delay( 150);
 316                 start_fade();
 317                 while( SDL_PollEvent( &e));
 318                 stop_sample(SOUND_AUDIENCE);
 319                 play_sample_background(SOUND_BACKGROUND);
 320             }
 321             if( M_POS_START_MULTI(mx,my)) {
 322                 stop_sample(SOUND_BACKGROUND);
 323                 play_sample_loop(SOUND_AUDIENCE);
 324                 start_fade();
 325                 game( false);
 326                 SDL_Delay( 150);
 327                 start_fade();
 328                 while( SDL_PollEvent( &e));
 329                 stop_sample(SOUND_AUDIENCE);
 330                 play_sample_background(SOUND_BACKGROUND);
 331             }
 332             if( M_POS_CREDITS(mx,my)) {
 333                 //introimage( "data/credits.bmp");
 334             }
 335             if( M_POS_QUIT(mx,my)) {
 336                 stop_sample(SOUND_BACKGROUND);
 337                 break;
 338             }
 339         }
 340         i++;
 341         SDL_Delay( 4);
 342     }
 343
 344     start_fade();
 345     while( is_fading()) {
 346         clearscr();
 347         updatescr();
 348         SDL_Delay( 10);
 349     }
 350
 351     uninit_graphics();
 352     uninit_joystick();
 353
 354     SDL_Quit();
 355     return 0;
 356 }
 357