1 /* Project 16 Source Code~
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2 * Copyright (C) 2012-2016 sparky4 & pngwen & andrius4669 & joncampbell123
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4 * This file is part of Project 16.
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6 * Project 16 is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 3 of the License, or
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9 * (at your option) any later version.
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11 * Project 16 is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>, or
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18 * write to the Free Software Foundation, Inc., 51 Franklin Street,
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19 * Fifth Floor, Boston, MA 02110-1301 USA.
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24 #include "lib/types.h"
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25 //#include "lib/16text.h"
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26 #include "lib/modex16.h"
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28 #include <hw/cpu/cpu.h>
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29 #include <hw/dos/dos.h>
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30 #include <hw/vga/vga.h>
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31 #include <hw/vga/vgatty.h>
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33 global_game_variables_t gvar;
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35 void main(int argc, char near *argv[])
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37 struct vga_mode_params cm;
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41 byte pee[6]; // must be large enough for sprintf("%zc",...) and sprintf("%u",(byte value))
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42 static byte ibmlogo[]="IIIIIII BBBBBBBBB MMMMM MMMMM\n\
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43 IIIIIII BBBBBBBBBBB MMMMMM MMMMMM\n\
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44 III BBB BBB MMMMMM MMMMMM\n\
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45 III BBBBBBBBB MMMMMMM MMMMMMM\n\
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46 III BBBBBBBBB MMM MMMMMMM MMM\n\
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47 III BBB BBB MMM MMMMM MMM\n\
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48 IIIIIII BBBBBBBBBBB MMMM MMM MMMM\n\
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49 IIIIIII BBBBBBBBB MMMM M MMMM\n\
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51 static byte rose[]=" :. ,..\n\
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60 (~`. \ ) )','.,---..\n\
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61 `v`\ | ,' .-'.:,'_____ `.\n\
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62 )|/.-~.--~~--. ~~~-. \ \n\
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63 _/-'_.-~ ""---.._`.|\n\
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66 __...---~~~_..--~~\n\
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69 // static byte *rosa;
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70 static word chx, chy, colpee;
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74 // DOSLIB: check our environment
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77 // DOSLIB: what CPU are we using?
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78 // NTS: I can see from the makefile Sparky4 intends this to run on 8088 by the -0 switch in CFLAGS.
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79 // So this code by itself shouldn't care too much what CPU it's running on. Except that other
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80 // parts of this project (DOSLIB itself) rely on CPU detection to know what is appropriate for
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81 // the CPU to carry out tasks. --J.C.
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84 // DOSLIB: check for VGA
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86 printf("VGA probe failed\n");
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89 // hardware must be VGA or higher!
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90 if (!(vga_state.vga_flags & VGA_IS_VGA)) {
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91 printf("This program requires VGA or higher graphics hardware\n");
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94 VGAmodeX(1, 1, &gvar);
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102 // ;mov ax,1112h ; load 8x8 character set into RAM
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105 /* setup camera and screen~ */
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106 gvar.video.page[0] = modexDefaultPage(&gvar.video.page[0]);
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107 gvar.video.page[0].width += (16*2);
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108 gvar.video.page[0].height += (16*2);
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109 modexShowPage(&gvar.video.page[0]);
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110 vga_read_crtc_mode(&cm);
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111 // NTS: We're in Mode-X now. printf() is useless. Do not use printf(). Or INT 10h text printing. Or DOS console output.
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112 //modexprint(16, 16, 1, 15, "wwww");
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118 /* position the cursor to home */
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119 // vga_moveto(0,0);
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120 // vga_sync_bios_cursor();
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121 for(e=0x00, z=0; e<=0xFE; e++, z++)
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123 //if(chx+8>(gvar.video.page[0].width/2))
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128 sprintf(pee,"%u", colpee);
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129 modexprint(&gvar.video.page[0], 200, 200, 1, 47, 0, &pee, 1);
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134 sprintf(pee, "%zc", e);
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135 modexprint(&gvar.video.page[0], chx, chy, 1, 0, colpee, &e, 1);
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138 // if(colpee>=32+24) colpee=32;
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141 //modexprint(100, 100, 1, 47, 0, "wwww");
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142 // modexprint(0, 0, 1, 0, colpee, &rose);
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143 //++++ modexprint(&gvar.video.page[0], 0, 0, 0, 0, colpee, &ibmlogo);
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144 // modexprintbig(&gvar.video.page[0], 0, 0, 1, colpee, 0, "IBM");
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145 // modexprint(0, 0, 1, 0, colpee, ROSE);
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147 VGAmodeX(0, 1, &gvar);
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148 // rosa=malloc(sizeof(ROSE));
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149 // (*rosa)=(byte)ROSE;
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150 printf("\n%s\n", rose);
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151 //printf("\nh=%d\n", '8');
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152 // printf("\n%c\n", e);
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153 printf("cm.offset=%d\n", cm.offset);
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154 printf("vga_state.vga_stride=%d\n", vga_state.vga_stride);
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