mirror of
https://github.com/ondra-novak/gates_of_skeldal.git
synced 2025-07-05 06:00:33 -04:00
591 lines
13 KiB
C
591 lines
13 KiB
C
#include <platform/platform.h>
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#include "types.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <malloc.h>
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#include "bgraph.h"
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#include "memman.h"
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word *screen;
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word curcolor,charcolors[7] = {0x0000,RGB555(0,31,0),RGB555(0,28,0),RGB555(0,24,0),RGB555(0,20,0),0x0000,0x0000};
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const word *curfont;
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word *writepos,writeposx;
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byte fontdsize=0;
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void (*showview)(word,word,word,word);
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char line480=0;
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int32_t screen_buffer_size=0;
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char screenstate=0;
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char __skip_change_line_test=0;
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char no_restore_mode=0;
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const void *mscursor;
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void *mssavebuffer=NULL;
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integer mscuroldx=0,mscuroldy=0;
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integer mscuroldxs=1,mscuroldys=1;
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char write_window=0;
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int32_t pictlen; // Tato promenna je pouze pouzita v BGRAPH1.ASM
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void text_mode();
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void wait_retrace();
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void line32(word x1,word y1, word x2, word y2)
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{
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line_32(x1,y1,(x2-x1),(y2-y1));
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}
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void position(word x,word y)
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{
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writeposx=x;
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writepos=getadr32(x,y);
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}
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void rel_position_x(word x)
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{
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writeposx+=x;
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writepos+=x;
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}
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void outtext(const char *text)
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{
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byte pos;
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if (fontdsize)
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while (*text)
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{
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char2_32(writepos,curfont,*text);
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pos=(charsize(curfont,*text) & 0xff)<<1;
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writepos+=pos;
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writeposx+=pos;text++;
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}
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else
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while (*text)
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{
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char_32(writepos,curfont,*text);
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pos=charsize(curfont,*text) & 0xff;
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writepos+=pos;
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writeposx+=pos;text++;
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}
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}
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/*MODEinfo vesadata[3];
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SVGAinfo svgadata[3];
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int lastbank=0;
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int granuality=0;
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int gran_mask=0;
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word gr_page_end=0;
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int gr_end_screen=0;
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word *mapvesaadr(word *a);
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#pragma aux mapvesaadr parm [edi] value [edi]
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void write_vesa_info(int mode)
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{
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char c[20];
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getsvgainfo(&svgadata);
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printf("VIDEO mem %5dKb\n"
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"Oem: %s\n\n",
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svgadata[0].memory*64,
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svgadata[0].oemstr);
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getmodeinfo(&vesadata,mode);
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if (vesadata[0].modeattr & MA_SUPP)
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{
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if (vesadata[0].modeattr & MA_LINEARFBUF) sprintf(c,"%8Xh",(int32_t)vesadata[0].linearbuffer); else strcpy(c,"None");
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printf("Mode: %04X \n"
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"WinA %02X\n"
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"WinB %02X\n"
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"Granuality: %5dKB\n"
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"WinSize: %5dKB\n"
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"Xres: %5d\n"
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"Yres: %5d\n"
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"Bppix: %5d\n"
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"Lbuffer: %s\n\n",
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mode,
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vesadata[0].winaattr,
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vesadata[0].winbattr,
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vesadata[0].wingran,
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vesadata[0].winsize,
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vesadata[0].xres,
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vesadata[0].yres,
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vesadata[0].bppix,
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c);
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}
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else printf("Mode %04X not currently supported!!!\n\n");
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// printf("--- Hit ENTER if values are correct or press CTRL+Break ---\n");
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// getche();
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delay(300);
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}
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*/
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void showview_dx(word x,word y,word xs,word ys);
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//void showview64b(word x,word y,word xs,word ys);
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/*void showview32b(word x,word y,word xs,word ys)
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{
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register longint a,b;
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if (x>640 || y>480) return;
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if (xs==0) xs=640;
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if (ys==0) ys=480;
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xs++;ys++;
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x&=~3;
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xs=(xs & ~3)+4;
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if (x+xs>640) xs=640-x;
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if (y+ys>480) ys=480-y;
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if (xs>550 && ys>400)
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{
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redraw32bb(screen,NULL,NULL);
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return;
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}
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a=(x<<1)+linelen*y;
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b=y*1280+x*2;
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redrawbox32bb(xs,ys,(void *)((char *)screen+a),(void *)b);
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}
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*/
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/*
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void set_scan_line(int newline);
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#pragma aux set_scan_line=\
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"mov eax,4f06h"\
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"xor ebx,ebx"\
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"int 10h"\
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parm [ecx] modify [eax ebx];
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int get_scan_line();
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#pragma aux get_scan_line=\
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"mov eax,4f06h"\
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"mov bh,01"\
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"int 10h"\
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modify[eax ebx] value[ecx];
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void *create_hixlat()
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{
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word *s;
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word i;
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s=NewArr(word,32768);
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for (i=0;i<32768;i++) s[i]=((i & ~0x1f)<<1) | (i & 0x1f);
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return (byte *)s;
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}
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int initmode64b(void *paletefile)
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{
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int i;
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getmodeinfo(&vesadata,0x111);
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if (!(vesadata[0].modeattr & MA_SUPP)) return -1;
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//write_vesa_info(0x110);
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if (vesadata[0].winaattr & (WA_SUPP | WA_WRITE)) write_window=0;
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else if (vesadata[0].winbattr & (WA_SUPP | WA_WRITE)) write_window=1;
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else return -1;
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i=vesadata[0].wingran*1024;
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granuality=0;lastbank=0;
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while (i>>=1) granuality++;
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gran_mask=(1<<granuality)-1;
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gr_end_screen=0xa0000+gran_mask+1;
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gr_page_end=gran_mask+1;
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setvesamode(0x111,-1);
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lbuffer=(word *)0xa0000;
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screen=lbuffer;
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linelen=640*2;
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showview=showview64b;
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screen=(void *)malloc(screen_buffer_size);
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banking=1;
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screenstate=1;
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xlatmem=paletefile;
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return 0;
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}
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int initmode32b()
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{
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int i;
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getmodeinfo(&vesadata,0x110);
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if (!(vesadata[0].modeattr & MA_SUPP)) return -1;
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//write_vesa_info(0x110);
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if (vesadata[0].winaattr & (WA_SUPP | WA_WRITE)) write_window=0;
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else if (vesadata[0].winbattr & (WA_SUPP | WA_WRITE)) write_window=1;
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else return -1;
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i=vesadata[0].wingran*1024;
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granuality=0;lastbank=0;
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while (i>>=1) granuality++;
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gran_mask=(1<<granuality)-1;
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gr_end_screen=0xa0000+gran_mask+1;
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gr_page_end=gran_mask+1;
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setvesamode(0x110,-1);
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lbuffer=(word *)0xa0000;
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screen=lbuffer;
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linelen=640*2;
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showview=showview32b;
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screen=(void *)malloc(screen_buffer_size);
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banking=1;
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screenstate=1;
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return 0;
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}
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int initmode32bb()
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{
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int i;
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getmodeinfo(&vesadata,0x110);
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if (!(vesadata[0].modeattr & MA_SUPP)) return -1;
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//write_vesa_info(0x110);
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if (vesadata[0].winaattr & (WA_SUPP | WA_WRITE)) write_window=0;
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else if (vesadata[0].winbattr & (WA_SUPP | WA_WRITE)) write_window=1;
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else return -1;
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i=vesadata[0].wingran*1024;
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granuality=0;lastbank=0;
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while (i>>=1) granuality++;
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setvesamode(0x110,-1);
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set_scan_line(1024);
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if (get_scan_line()!=1024 && !__skip_change_line_test)
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{
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text_mode();
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return -10;
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}
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lbuffer=(word *)0xa0000;
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screen=lbuffer;
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linelen=640*2;
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showview=showview32b;
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screen=(void *)malloc(screen_buffer_size);
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banking=1;
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screenstate=1;
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return 0;
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}
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word *mapvesaadr1(word *a)
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{
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word bank;
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bank=(int32_t)a>>16;
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if (bank!=lastbank)
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{
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lastbank=bank;
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bank=bank;
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{
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union REGS regs;
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regs.w.ax = 0x4f05;
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regs.w.bx = write_window;
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regs.w.dx = bank;
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int386 (0x10,®s,®s); // window A
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}
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}
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return (word *)(((int32_t)a & 0xffff)+0xa0000);
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}
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void switchvesabank(word bank)
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#pragma aux switchvesabank parm [eax]
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{
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union REGS regs;
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regs.w.ax = 0x4f05;
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regs.w.bx = 0;
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regs.w.dx = bank;
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int386 (0x10,®s,®s); // window A
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}
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*/
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int initmode(const INI_CONFIG_SECTION *display_config, const char *app_name)
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{
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if (!game_display_init(display_config, app_name)) return -1;
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showview=game_display_update_rect;
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screenstate=1;
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return 0;
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}
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/*
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int initmode256(void *paletefile)
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{
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MODEinfo data;
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getmodeinfo(&data,0x100+line480);
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if (!(data.modeattr & MA_SUPP)) return initmode256b(paletefile);
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if (!(data.modeattr & MA_LINEARFBUF)) return initmode256b(paletefile);
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//write_vesa_info(0x101);
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setvesamode(0x4101,-1);
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if (lbuffer==NULL)lbuffer=(word *)physicalalloc((int32_t)data.linearbuffer,screen_buffer_size>>1);
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screen=lbuffer;
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linelen=640*2;
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palmem=(char *)paletefile;
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xlatmem=palmem+768;
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setpal((void *)palmem);
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showview=showview256;
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screen=(void *)malloc(screen_buffer_size);
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screenstate=1;
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banking=0;
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return 0;
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}
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void showview256b(word x,word y,word xs,word ys)
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{
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register longint a,b;
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if (x>640 || y>480) return;
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if (xs==0) xs=640;
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if (ys==0) ys=480;
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xs++;ys++;
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x&=~3;
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xs=(xs & ~3)+4;
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y&=~1;
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ys=(ys & ~1)+2;
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if (x+xs>640) xs=640-x;
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if (y+ys>480) ys=480-y;
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if (xs>550 && ys>400)
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{
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redraw256b(screen,0,xlatmem);
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return;
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}
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a=(x<<1)+linelen*y;
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b=y*640+x;
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redrawbox256b(xs,ys,(void *)((char *)screen+a),(void *)b,xlatmem);
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}
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int initmode256b(void *paletefile)
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{
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int i;
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getmodeinfo(&vesadata,0x100);
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if (!(vesadata[0].modeattr & MA_SUPP)) return -1;
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//write_vesa_info(0x101);
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i=vesadata[0].wingran*1024;
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if (vesadata[0].winaattr & (WA_SUPP | WA_WRITE)) write_window=0;
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else if (vesadata[0].winbattr & (WA_SUPP | WA_WRITE)) write_window=1;
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else return -1;
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granuality=0;lastbank=0;
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while (i>>=1) granuality++;
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gran_mask=(1<<granuality)-1;
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gr_end_screen=0xa0000+gran_mask+1;
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gr_page_end=gran_mask+1;
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setvesamode(0x101,-1);
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lbuffer=(word *)0xa0000;
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screen=lbuffer;
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palmem=(char *)paletefile;
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xlatmem=palmem+768;
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setpal((void *)palmem);
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linelen=640*2;
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showview=showview256b;
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screen=(void *)malloc(screen_buffer_size);
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banking=1;
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screenstate=1;
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return 0;
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}
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void init_lo();
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#pragma aux init_lo modify[eax ebx ecx edx esi edi]
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int initmode_lo(void *paletefile)
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{
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init_lo();
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palmem=(char *)paletefile;
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xlatmem=palmem+768;
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setpal((void *)palmem);
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linelen=640*2;
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lbuffer=0;
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showview=showview_lo;
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screen=(void *)malloc(screen_buffer_size);
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screenstate=1;
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banking=1;
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return 0;
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}
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*/
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void closemode()
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{
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if (screenstate)
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{
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game_display_close();
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}
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screenstate=0;
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}
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/*
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static void showview64b(word x,word y,word xs,word ys)
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{
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register longint a;
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if (x>640 || y>480) return;
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if (xs==0) xs=640;
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if (ys==0) ys=480;
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xs+=2;ys+=2;
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if (x+xs>640) xs=640-x;
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if (y+ys>480) ys=480-y;
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if (xs>550 && ys>400)
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{
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redraw64b(screen,NULL,xlatmem);
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return;
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}
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a=(x<<1)+linelen*y;
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redrawbox64b(xs,ys,(void *)((char *)screen+a),(void *)((char *)a),xlatmem);
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}
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void showview256(word x,word y,word xs,word ys)
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{
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register longint a;
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if (xs==0) xs=640;
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if (ys==0) ys=480;
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x&=0xfffe;y&=0xfffe;xs+=2;ys+=2;
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if (x>640 || y>480) return;
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if (x+xs>640) xs=640-x;
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if (y+ys>480) ys=480-y;
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if (xs>550 && ys>400)
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{
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redraw256(screen,lbuffer,xlatmem);
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return;
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}
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a=(x<<1)+linelen*y;
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redrawbox256(xs,ys,(void *)((char *)screen+a),(void *)((char *)lbuffer+(a>>1)),xlatmem);
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}
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void showview_lo(word x,word y,word xs,word ys)
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{
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register longint a,b;
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if (xs==0) xs=640;
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if (ys==0) ys=480;
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if (ys==0) ys=480;
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x&=0xfffe;y&=0xfffe;xs+=2;ys+=2;
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if (x+xs>640) xs=640-x;
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if (y+ys>480) ys=480-y;
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if (xs>550 && ys>400)
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{
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redraw_lo(screen,lbuffer,xlatmem);
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return;
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}
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a=(x<<1)+linelen*y;
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b=x+640*y;
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redrawbox_lo(xs,ys,(void *)((char *)screen+a),(void *)((char *)lbuffer+b),xlatmem);
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}
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*/
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void show_ms_cursor(integer x,integer y)
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{
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integer xs,ys;
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int mx = DxGetResX() - 1;
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int my = DxGetResY() - 1;
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if (x<0) x=0;
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if (x>mx) mx=639;
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if (y<0) y=0;
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if (y>my) my=479;
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xs=*(integer *)mscursor;
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ys=*((integer *)mscursor+1);
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get_picture(x,y,xs,ys,mssavebuffer);
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put_picture(x,y,mscursor);
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mscuroldx=x;
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mscuroldy=y;
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}
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void hide_ms_cursor()
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{
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put_picture(mscuroldx,mscuroldy,mssavebuffer);
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}
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void redraw_ms_cursor_on_screen(void) {
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if (mssavebuffer) {
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integer xs=*(integer *)mssavebuffer;
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integer ys=*((integer *)mssavebuffer+1);
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showview(mscuroldx,mscuroldy,xs,ys);
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}
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}
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void *register_ms_cursor(const void *cursor)
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{
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integer xs,ys;
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mscursor=cursor;
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xs=*(integer *)mscursor;
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ys=*((integer *)mscursor+1);
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if (mssavebuffer!=NULL) free(mssavebuffer);
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mssavebuffer=malloc(xs*ys*2+10);//5 bajtu pro strejcka prihodu
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return mssavebuffer;
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}
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void move_ms_cursor(integer newx,integer newy,char nodraw)
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{
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integer xs,ys;
|
|
int mx = DxGetResX() - 1;
|
|
int my = DxGetResY() - 1;
|
|
static integer msshowx=0,msshowy=0;
|
|
|
|
xs=*(integer *)mscursor;
|
|
ys=*((integer *)mscursor+1);
|
|
if (nodraw)
|
|
{
|
|
showview(msshowx,msshowy,xs,ys);
|
|
msshowx=mscuroldx;
|
|
msshowy=mscuroldy;
|
|
return;
|
|
}
|
|
if (newx<0) newx=0;
|
|
if (newy<0) newy=0;
|
|
if (newx>mx) newx=mx;
|
|
if (newy>my) newy=my;
|
|
put_picture(mscuroldx,mscuroldy,mssavebuffer);
|
|
show_ms_cursor(newx,newy);
|
|
mscuroldx=newx;mscuroldy=newy;
|
|
showview(msshowx,msshowy,mscuroldxs,mscuroldys);
|
|
if (mscuroldx!=msshowx || mscuroldy!=msshowy)showview(mscuroldx,mscuroldy,mscuroldxs,mscuroldys);
|
|
msshowx=newx;msshowy=newy;
|
|
showview(msshowx,msshowy,xs,ys);
|
|
mscuroldxs=xs;
|
|
mscuroldys=ys;
|
|
}
|
|
|
|
int text_height(const char *text)
|
|
{
|
|
char max=0,cur;
|
|
|
|
while (*text)
|
|
if ((cur=charsize(curfont,*text++)>>8)>max) max=cur;
|
|
return max<<fontdsize;
|
|
}
|
|
|
|
int text_width(const char *text)
|
|
{
|
|
int suma=0;
|
|
|
|
while (*text)
|
|
suma+=charsize(curfont,*text++) & 0xff;
|
|
return suma<<fontdsize;
|
|
}
|
|
|
|
|
|
void set_aligned_position(int x,int y,char alignx,char aligny,const char *text)
|
|
{
|
|
switch (alignx)
|
|
{
|
|
case 1:x-=text_width(text)>>1;break;
|
|
case 2:x-=text_width(text);break;
|
|
}
|
|
switch (aligny)
|
|
{
|
|
case 1:y-=text_height(text)>>1;break;
|
|
case 2:y-=text_height(text);break;
|
|
}
|
|
position(x,y);
|
|
}
|
|
|
|
void rectangle(int x1,int y1,int x2,int y2,int color)
|
|
{
|
|
curcolor=color;
|
|
hor_line32(x1,y1,x2);
|
|
hor_line32(x1,y2,x2);
|
|
ver_line32(x1,y1,y2);
|
|
ver_line32(x2,y1,y2);
|
|
}
|
|
|