src/0.c

   1 #include <hw/cpu/cpu.h>\r
   2 #include <hw/dos/dos.h>\r
   3 #include <hw/vga/vga.h>\r
   4 #include <hw/vga/vrl.h>\r
   5 \r
   6 #include "src/tesuto.h"\r
   7 \r
   8 //#define FILENAME_1 "data/aconita.vrl"\r
   9 //#define FILENAME_2 "data/aconita.pal"\r
  10 #define FILENAME_1 "data/spri/chikyuu.vrl"\r
  11 #define FILENAME_2 "data/spri/chikyuu.pal"\r
  12 \r
  13 #define INITTNUM 1\r
  14 \r
  15 static byte palette[768];\r
  16 player_t player[MaxPlayers];\r
  17 map_view_t mv[4];\r
  18 \r
  19 map_t map;//junk var\r
  20 \r
  21 int main(int argc,char **argv)\r
  22 {\r
  23         static global_game_variables_t gvar;\r
  24         struct vrl1_vgax_header *vrl_header;\r
  25         vrl1_vgax_offset_t *vrl_lineoffs;\r
  26         unsigned char *buffer;\r
  27         unsigned int bufsz;\r
  28         int fd;\r
  29         //nibble i;\r
  30         char *bakapee1,*bakapee2;\r
  31 \r
  32         boolean anim=1,noanim=0;\r
  33 \r
  34         gvar.video.panp=0;\r
  35 \r
  36         bakapee1=malloc(64);\r
  37         bakapee2=malloc(1024);\r
  38 \r
  39         if (argc < 2) {\r
  40                 //fprintf(stderr,"drawvrl <VRL file> <palette file>\n palette file optional\n");\r
  41                 bakapee1 = FILENAME_1;//"data/aconita.vrl";\r
  42                 bakapee2 = FILENAME_2;//"data/aconita.pal";\r
  43 \r
  44         }else{\r
  45                 if(argv[1]) bakapee1 = argv[1];\r
  46                 if(argv[2]) bakapee2 = argv[2];\r
  47         }\r
  48 \r
  49         fd = open(bakapee1,O_RDONLY|O_BINARY);\r
  50         if (fd < 0) {\r
  51                 fprintf(stderr,"Unable to open '%s'\n", bakapee1);\r
  52                 return 1;\r
  53         }\r
  54         {\r
  55                 unsigned long sz = lseek(fd,0,SEEK_END);\r
  56                 if (sz < sizeof(*vrl_header)) return 1;\r
  57                 if (sz >= 65535UL) return 1;\r
  58 \r
  59                 bufsz = (unsigned int)sz;\r
  60                 buffer = malloc(bufsz);\r
  61                 if (buffer == NULL) return 1;\r
  62 \r
  63                 lseek(fd,0,SEEK_SET);\r
  64                 if ((unsigned int)read(fd,buffer,bufsz) < bufsz) return 1;\r
  65 \r
  66                 vrl_header = (struct vrl1_vgax_header*)buffer;\r
  67                 if (memcmp(vrl_header->vrl_sig,"VRL1",4) || memcmp(vrl_header->fmt_sig,"VGAX",4)) return 1;\r
  68                 if (vrl_header->width == 0 || vrl_header->height == 0) return 1;\r
  69         }\r
  70         close(fd);\r
  71 \r
  72         probe_dos();\r
  73         if (!probe_vga()) {\r
  74                 printf("VGA probe failed\n");\r
  75                 return 1;\r
  76         }\r
  77         VGAmodeX(1, 1, &gvar);\r
  78 \r
  79         modexPalUpdate0(palette);\r
  80 \r
  81         /* load color palette */\r
  82         VL_LoadPalFile(bakapee2, &palette);\r
  83 \r
  84         /* preprocess the sprite to generate line offsets */\r
  85         vrl_lineoffs = vrl1_vgax_genlineoffsets(vrl_header,buffer+sizeof(*vrl_header),bufsz-sizeof(*vrl_header));\r
  86         if (vrl_lineoffs == NULL) return 1;\r
  87 \r
  88         IN_Startup();\r
  89         IN_Default(0,&player,ctrl_Keyboard1);\r
  90         IN_initplayer(&player, 0);\r
  91 \r
  92         /* setup camera and screen~ */\r
  93         modexHiganbanaPageSetup(&gvar.video);\r
  94         ZC_MVSetup(&mv, &map, &gvar);\r
  95         //VL_ShowPage(&(gvar.video.page[gvar.video.panp]), 0, 0);\r
  96         ZC_ShowMV(&mv, 0, 0);\r
  97 \r
  98         //DRAWCORNERBOXES;\r
  99 \r
 100         /* make distinctive pattern offscreen, render sprite, copy onscreen.\r
 101          * this time, we render the distinctive pattern to another offscreen location and just copy.\r
 102          * note this version is much faster too! */\r
 103         {\r
 104                 unsigned int i,o,o2;\r
 105                 int x,y,rx,ry,w,h;\r
 106                 unsigned int overdraw = 1;      // how many pixels to "overdraw" so that moving sprites with edge pixels don't leave streaks.\r
 107                                                 // if the sprite's edge pixels are clear anyway, you can set this to 0.\r
 108                 VGA_RAM_PTR omemptr;\r
 109                 int xdir=1,ydir=1;\r
 110 \r
 111                 int j;\r
 112                 /* fill pattern offset with a distinctive pattern */\r
 113                 for (i=0;i < gvar.video.page[0].width;i++) {\r
 114                         o = (i >> 2) + (0x10000UL - (uint16_t)gvar.video.page[0].data);\r
 115                         vga_write_sequencer(0x02/*map mask*/,1 << (i&3));\r
 116                         for (j=0;j < gvar.video.page[0].height;j++,o += gvar.video.page[0].stridew)\r
 117                                 vga_state.vga_graphics_ram[o] = (i^j)&15; // VRL samples put all colors in first 15!\r
 118                 }\r
 119                 TESTBG;\r
 120                 //DRAWCORNERBOXES;\r
 121 \r
 122                 /* starting coords. note: this technique is limited to x coordinates of multiple of 4 */\r
 123                 x = -(gvar.video.page[0].dx);\r
 124                 y = -(gvar.video.page[0].dy);\r
 125 \r
 126                 /* do it */\r
 127                 omemptr = vga_state.vga_graphics_ram; // save original mem ptr\r
 128 \r
 129                 while(!IN_KeyDown(sc_Escape))\r
 130                 {\r
 131                         IN_ReadControl(0,&player);\r
 132                         if(IN_KeyDown(68)){ gvar.kurokku.fpscap=!gvar.kurokku.fpscap; IN_UserInput(1,1); } //f10\r
 133                         PANKEYFUN;\r
 134                         if(IN_KeyDown(sc_Space))        //space\r
 135                         {\r
 136                                 anim=!anim;\r
 137                                 DRAWCORNERBOXES;\r
 138                                 IN_UserInput(1,1);\r
 139                         }\r
 140                         if(IN_KeyDown(sc_R)){\r
 141                                 gvar.video.page[0].dx=gvar.video.page[0].dy=gvar.video.page[1].dx=gvar.video.page[1].dy=16;\r
 142                                 mv[0].tx = mv[0].ty = mv[1].tx = mv[1].ty = INITTNUM;\r
 143                                 modexShowPage(&(gvar.video.page[gvar.video.panp]));\r
 144                                 player[0].enti.q = 1; player[0].enti.d = 2;\r
 145                                 x=y=0;\r
 146                                 xdir=ydir=1;\r
 147                                 //TESTBG;\r
 148                                 DRAWCORNERBOXES;\r
 149                         } //R\r
 150                         FUNCTIONKEYFUNCTIONS0EXE;\r
 151 \r
 152                         if(anim && !noanim)\r
 153                         {\r
 154                                 /* render box bounds. y does not need modification, but x and width must be multiple of 4 */\r
 155                                 if (x >= overdraw) rx = (x - overdraw) & (~3);\r
 156                                 else rx = -(gvar.video.page[0].dx);\r
 157                                 if (y >= overdraw) ry = (y - overdraw);\r
 158                                 else ry = -(gvar.video.page[0].dy);\r
 159                                 h = vrl_header->height + overdraw + y - ry;\r
 160                                 w = (x + vrl_header->width + (overdraw*2) + 3/*round up*/ - rx) & (~3);\r
 161                                 if ((rx+w) > gvar.video.page[0].width) w = gvar.video.page[0].width-rx;\r
 162                                 if ((ry+h) > gvar.video.page[0].height) h = gvar.video.page[0].height-ry;\r
 163 \r
 164                                 /* block copy pattern to where we will draw the sprite */\r
 165                                 vga_setup_wm1_block_copy();\r
 166                                 o2 = gvar.video.page[0].pagesize;\r
 167                                 o = (0x10000UL - (uint16_t)gvar.video.page[1].data) + (ry * gvar.video.page[0].stridew) + (rx >> 2); // source offscreen\r
 168                                 for (i=0;i < h;i++,o += gvar.video.page[0].stridew,o2 += (w >> 2)) vga_wm1_mem_block_copy(o2,o,w >> 2);\r
 169                                 /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */\r
 170                                 vga_restore_rm0wm0();\r
 171 \r
 172                                 /* replace VGA stride with our own and mem ptr. then sprite rendering at this stage is just (0,0) */\r
 173                                 vga_state.vga_draw_stride_limit = (gvar.video.page[0].width + 3/*round up*/ - x) >> 2;\r
 174                                 vga_state.vga_draw_stride = w >> 2;\r
 175                                 vga_state.vga_graphics_ram = omemptr + gvar.video.page[0].pagesize;\r
 176 \r
 177                                 /* then the sprite. note modding ram ptr means we just draw to (x&3,0) */\r
 178 draw_vrl1_vgax_modex(x-rx,y-ry,vrl_header,vrl_lineoffs,buffer+sizeof(*vrl_header),bufsz-sizeof(*vrl_header));\r
 179 //printf("x=%d  y=%d    rx=%d   ry=%d\n", x, y, rx, ry);\r
 180 \r
 181                                 /* restore ptr */\r
 182                                 vga_state.vga_graphics_ram = omemptr;\r
 183 \r
 184                                 /* block copy to visible RAM from offscreen */\r
 185                                 vga_setup_wm1_block_copy();\r
 186                                 o = gvar.video.page[0].pagesize; // source offscreen\r
 187                                 o2 = (ry * gvar.video.page[0].stridew) + (rx >> 2); // dest visible (original stride)\r
 188                                 for (i=0;i < h;i++,o += vga_state.vga_draw_stride,o2 += gvar.video.page[0].stridew) vga_wm1_mem_block_copy(o2,o,w >> 2);\r
 189                                 /* must restore Write Mode 0/Read Mode 0 for this code to continue drawing normally */\r
 190                                 vga_restore_rm0wm0();\r
 191 \r
 192                                 /* restore stride */\r
 193                                 vga_state.vga_draw_stride_limit = vga_state.vga_draw_stride = gvar.video.page[0].stridew;\r
 194 \r
 195                                 /* step */\r
 196                                 x += xdir; y += ydir;\r
 197                                 if ((x + vrl_header->width) >= ((gvar.video.page[0].width + gvar.video.page[0].dx) - 1) || x == -(gvar.video.page[0].dx))\r
 198                                         xdir = -xdir;\r
 199                                 if ((y + vrl_header->height) >= ((gvar.video.page[0].height + gvar.video.page[0].dy) - 1) || y == -(gvar.video.page[0].dy))\r
 200                                         ydir = -ydir;\r
 201                                 //printf("[x%u y%u]     [rx%u ry%u]             [w%u h%u]\n", x, y, rx, ry, w, h);\r
 202                         }\r
 203                 }\r
 204         }\r
 205 \r
 206         IN_UserInput(1,1);\r
 207 \r
 208 //===========================================================================//\r
 209 \r
 210         //modexShowPage(&(gvar.video.page[0]));\r
 211         ZC_ShowMV(&mv, 0, 0);\r
 212 if(!noanim) {\r
 213         /* another handy "demo" effect using VGA write mode 1.\r
 214          * we can take what's on screen and vertically squash it like an old analog TV set turning off. */\r
 215         {\r
 216                 unsigned int blank_line_ofs = (gvar.video.page[0].stridew * gvar.video.page[0].height * 2);\r
 217                 unsigned int copy_ofs = (gvar.video.page[0].stridew * gvar.video.page[0].height);\r
 218                 unsigned int display_ofs = 0x0000;\r
 219                 unsigned int i,y,soh,doh,dstart;\r
 220                 unsigned int dh_blankfill = 8;\r
 221                 unsigned int dh_step = 8;\r
 222                 uint32_t sh,dh,yf,ystep;\r
 223 \r
 224                 /* copy active display (0) to offscreen buffer (0x4000) */\r
 225                 vga_state.vga_draw_stride_limit = vga_state.vga_draw_stride = gvar.video.page[0].stridew;\r
 226                 vga_setup_wm1_block_copy();\r
 227                 vga_wm1_mem_block_copy(copy_ofs,display_ofs,gvar.video.page[0].stridew * gvar.video.page[0].height);\r
 228                 vga_restore_rm0wm0();\r
 229 \r
 230                 /* need a blank line as well */\r
 231                 for (i=0;i < gvar.video.page[0].stridew;i++) vga_state.vga_graphics_ram[i+blank_line_ofs] = 0;\r
 232 \r
 233                 sh = dh = gvar.video.page[0].height;\r
 234                 while (dh >= dh_step) {\r
 235                         /* stop animating if the user hits ENTER */\r
 236                         if (kbhit()) {\r
 237                                 if (getch() == 13) break;\r
 238                         }\r
 239 \r
 240                         /* wait for vsync end */\r
 241                         if(gvar.kurokku.fpscap)\r
 242                         vga_wait_for_vsync_end();\r
 243 \r
 244                         /* what scalefactor to use for stretching? */\r
 245                         ystep = (0x10000UL * sh) / dh;\r
 246                         dstart = (gvar.video.page[0].height - dh) / 2; // center the squash effect on screen, otherwise it would squash to top of screen\r
 247                         doh = display_ofs;\r
 248                         soh = copy_ofs;\r
 249                         yf = 0;\r
 250                         y = 0;\r
 251 \r
 252                         /* for performance, keep VGA in write mode 1 the entire render */\r
 253                         vga_setup_wm1_block_copy();\r
 254 \r
 255                         /* blank lines */\r
 256                         if (dstart >= dh_blankfill) y = dstart - dh_blankfill;\r
 257                         else y = 0;\r
 258                         doh = gvar.video.page[0].stridew * y;\r
 259 \r
 260                         while (y < dstart) {\r
 261                                 vga_wm1_mem_block_copy(doh,blank_line_ofs,gvar.video.page[0].stridew);\r
 262                                 doh += gvar.video.page[0].stridew;\r
 263                                 y++;\r
 264                         }\r
 265 \r
 266                         /* draw */\r
 267                         while (y < (dh+dstart)) {\r
 268                                 soh = copy_ofs + ((yf >> 16UL) * gvar.video.page[0].stridew);\r
 269                                 vga_wm1_mem_block_copy(doh,soh,gvar.video.page[0].stridew);\r
 270                                 doh += gvar.video.page[0].stridew;\r
 271                                 yf += ystep;\r
 272                                 y++;\r
 273                         }\r
 274 \r
 275                         /* blank lines */\r
 276                         while (y < gvar.video.page[0].height && y < (dh+dstart+dh_blankfill)) {\r
 277                                 vga_wm1_mem_block_copy(doh,blank_line_ofs,gvar.video.page[0].stridew);\r
 278                                 doh += gvar.video.page[0].stridew;\r
 279                                 y++;\r
 280                         }\r
 281 \r
 282                         /* done */\r
 283                         vga_restore_rm0wm0();\r
 284 \r
 285                         /* wait for vsync */\r
 286                         if(gvar.kurokku.fpscap)\r
 287                         vga_wait_for_vsync();\r
 288 \r
 289                         /* make it shrink */\r
 290                         dh -= dh_step;\r
 291                         if (dh < 40) dh_step = 1;\r
 292                 }\r
 293         }\r
 294 }\r
 295         IN_Shutdown();\r
 296         VGAmodeX(0, 1, &gvar);\r
 297         free(vrl_lineoffs);\r
 298         buffer = NULL;\r
 299         free(buffer);\r
 300         bufsz = 0;\r
 301         free(bakapee1);\r
 302         free(bakapee2);\r
 303         printf("\nProject 16 0.exe. This is just a test file!\n");\r
 304         printf("version %s\n", VERSION);\r
 305         //SCROLLEXITMESG;\r
 306         printf("mv 0\n- tx=%d   ty=%d   dx=%d   dy=%d\n", mv[0].tx, mv[0].ty, gvar.video.page[0].dx, gvar.video.page[0].dy);\r
 307         printf("mv 1\n- tx=%d   ty=%d   dx=%d   dy=%d\n", mv[1].tx, mv[1].ty, gvar.video.page[1].dx, gvar.video.page[1].dy);\r
 308         return 0;\r
 309 }\r