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Ondrej Novak
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330
PCX/PODLAHY.C
Normal file
330
PCX/PODLAHY.C
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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 <mem.h>
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#include <math.h>
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#include <types.h>
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#include <memman.h>
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#include <bgraph.h>
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#include "..\game\engine1.h"
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#include "pcx.h"
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void calc_points();
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void create_tables();
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char filename1[128];
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char filename2[128];
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char buffer[640*480+6+512];
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char *obr1,*obr2;
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typedef struct tbarva
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{
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char r,g,b;
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}TBARVA;
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TBARVA shadow;
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int shadow_max;
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struct tbarva palette[256];
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char datapath[]="";
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extern struct all_view showtabs;
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extern t_points points;
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void do_events()
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{
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}
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int get_shd_color(char src,int cur)
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{
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struct tbarva what;
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int c,d,m,p,i,ml;
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m=256*256*256;
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c=0;d=0;
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what=palette[src];
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cur=shadow_max-cur;
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cur=(int)(shadow_max*sqrt((float)cur/(float)shadow_max));
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what.r=(shadow.r+(what.r-shadow.r)*cur/shadow_max);
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what.g=(shadow.g+(what.g-shadow.g)*cur/shadow_max);
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what.b=(shadow.b+(what.b-shadow.b)*cur/shadow_max);
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for(i=0;i<256;i++)
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{
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p=(what.r-palette[i].r)*(what.r-palette[i].r)+
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(what.g-palette[i].g)*(what.g-palette[i].g)+
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(what.b-palette[i].b)*(what.b-palette[i].b);
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if (p<m)
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{
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d=c;
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ml=m;
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m=p;
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c=i;
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}
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}
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d=c;c=0;
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return c*256+d;
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}
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int draw_one_line_f(yline,maxy,swap)
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{
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char *drawadr,*srcadr1,*srcadr2;
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int sizex;
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int i;
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word table[256];
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printf("Generuji podlahu: %d%% \r",yline*100/shadow_max);flushall();
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memset(table,0xff,sizeof(table));
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sizex=showtabs.f_table[2][yline].linesize;
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drawadr=showtabs.f_table[2][yline].lineofs/2+sizex/2+buffer+512+6;
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srcadr1=obr1+(showtabs.f_table[2][yline].counter*320/maxy)*500+6+512;
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srcadr2=obr2+(showtabs.f_table[2][yline].counter*320/maxy)*500+6+512;
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for(i=-320;i<320;i++)
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{
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char *point,*srcp;
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int xp;
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point=drawadr+i;
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xp=250+(i*500/sizex);
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while (xp>=1000) xp-=1000;
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while (xp<0) xp+=1000;
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if ((xp>=500)^(swap)) srcp=srcadr2+(xp % 500); else srcp=srcadr1+(xp%500);
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if (table[*srcp]==0xffff) table[*srcp]=get_shd_color(*srcp,yline);
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*point=table[*srcp]&0xff;
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}
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return showtabs.f_table[2][yline].counter;
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}
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void draw_it_all_f()
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{
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int i,m,y,m2,s;
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y=0;s=0;
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m2=(360-MIDDLE_Y)-points[0][0][VIEW3D_Z].y;
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shadow_max=m2;
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for (i=0;i<VIEW3D_Z;i++)
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{
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m=points[0][0][i].y-points[0][0][i+1].y;
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while (draw_one_line_f(y++,m,s) && y<m2);
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s=!s;
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}
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printf("\n");
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}
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int draw_one_line_c(yline,maxy,swap)
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{
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char *drawadr,*srcadr1,*srcadr2;
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int sizex;
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int i;
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word table[256];
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printf("Generuji strop: %d%% \r",yline*100/shadow_max);flushall();
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memset(table,0xff,sizeof(table));
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srcadr1=obr1+(showtabs.c_table[2][yline].counter*320/maxy)*500+6+512;
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srcadr2=obr2+(showtabs.c_table[2][yline].counter*320/maxy)*500+6+512;
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sizex=showtabs.c_table[2][yline].linesize;
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drawadr=showtabs.c_table[2][yline].lineofs/2+sizex/2+buffer+512+6;
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for(i=-320;i<320;i++)
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{
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char *point,*srcp;
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int xp;
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point=drawadr+i;
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xp=250+(i*500/sizex);
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while (xp>=1000) xp-=1000;
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while (xp<0) xp+=1000;
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if ((xp>=500)^(swap)) srcp=srcadr2+(xp % 500); else srcp=srcadr1+(xp % 500);
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if (table[*srcp]==0xffff) table[*srcp]=get_shd_color(*srcp,yline);
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*point=(table[*srcp]&0xff);
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}
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return showtabs.c_table[2][yline].counter;
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}
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void draw_it_all_c()
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{
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int i,m,y,m2,s;
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y=0;s=0;
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m2=MIDDLE_Y+points[0][1][VIEW3D_Z].y;
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shadow_max=m2;
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for (i=0;i<VIEW3D_Z;i++)
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{
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m=points[0][1][i+1].y-points[0][1][i].y;
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while (draw_one_line_c(y++,m,s) && y<m2);
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s=!s;
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}
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printf("\n");
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}
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void read_palette(char *filename,void *paleta)
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{
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FILE *f;
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long l;
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f=fopen(filename,"rb");
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fseek(f,0,SEEK_END);
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l=ftell(f);
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fseek(f,l-768,SEEK_SET);
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fread(paleta,1,768,f);
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fclose(f);
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}
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int save_pcx(char *filename,int x1,int y1,int x2,int y2)
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{
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FILE *f;
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PCXHEADER head;
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int y;
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memset(&head,0,sizeof(head));
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head.id=0x050A;
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head.encoding=1;
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head.bitperpixel=8;
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head.xmin=0;
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head.ymin=0;
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head.xmax=x2-x1;
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head.ymax=y2-y1;
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head.bytesperline=x2-x1+1;
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head.hdpi=x2-x1+1;
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head.vdpi=y2-y1+1;
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head.mplanes=1;
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f=fopen(filename,"wb");
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if (f==NULL) return -1;
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fwrite(&head,1,sizeof(head),f);
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for(y=y1;y<=y2;y++)
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{
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char line[1400];
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int lineptr=0,counter=0,x;
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int b,last;
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char *p;
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counter=0;
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lineptr=0;
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p=&buffer[6+512+640*y];
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last=~*p;
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for(x=x1;x<=x2;x++)
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{
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b=*p++;
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if (b==last) counter++;
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if (counter==63 || b!=last)
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{
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if (counter)
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{
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line[lineptr++]=0xc0+counter;
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line[lineptr++]=last;
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}
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last=b;
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if (counter==63) counter=0; else counter=1;
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}
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}
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line[lineptr++]=0xc0+counter;
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line[lineptr++]=last;
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last=0;
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for(x=0;x<lineptr;x+=2)
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{
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if (line[x+1]<0xc0 && line[x]<0xc2)
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line[last++]=line[x+1];
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else
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{
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line[last++]=line[x];
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line[last++]=line[x+1];
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}
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}
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lineptr=last;
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fwrite(&line,1,lineptr,f);
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}
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y=0x0c;
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fwrite(&y,1,1,f);
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fwrite(&palette,1,sizeof(palette),f);
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fclose(f);
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return 0;
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}
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void strass(char *trg,char *src,int trgnum)
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{
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strncpy(trg,src,trgnum);
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trg[trgnum-1]='\0';
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}
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void help()
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{
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printf("ONS Podlahar (C)1997 \n"
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"\n"
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"Pou‘it¡: PODLAHY <obrazek1.pcx> <obrazek2.pcx> <rv> <gv> <bv> \n"
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"\n"
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"<obrazek1.pcx> <obrazek2.pcx>\n"
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" soubory s texturami ve formatu pcx. Textura musi mit velikost 500x320\n\n"
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"<rv> <gv> <bv>\n"
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" Cisla predstavujici slozky barvy, jenz se pouzije ke generovani mlhy,\n"
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" nebo ke stmavovani. Jednotlive hodnoty jsou v rozsahu <0-255>\n"
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"\n"
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"Vysledne soubory se ulozi do aktualniho adresare pod jmeny:\n"
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" PODLAHA.PCX - soubor s podlahou\n"
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" STROP.PCX - soubor se stropem\n"
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"\n"
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"Pozn.: Prestoze se jedna o korektni format PCX, doporucuji oba soubory \n"
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" natahnout do Autodesk Animatora a znovu v tomto formatu ulozit\n"
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" Stavalo se mi, ze se muj PCX dekomprimator s timto vygenerovanym souborem\n"
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" hroutil.\n"
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);
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exit(0);
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}
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main(int argv,char *argc[])
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{
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int r,g,b,i;
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char rv[10],gv[10],bv[10];
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if (argv!=6) help();
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strass(filename1,argc[1],128);
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strass(filename2,argc[2],128);
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strass(rv,argc[3],10);
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strass(gv,argc[4],10);
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strass(bv,argc[5],10);
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sscanf(rv,"%d",&r);
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sscanf(gv,"%d",&g);
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sscanf(bv,"%d",&b);
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if (r<0 || r>255 || g<0 || g>255 || b<0 || b>255 )
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{
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printf("Hodnoty by mely byt rozsahu <0-255> \n");
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abort();
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}
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shadow.r=r;shadow.g=g;shadow.b=b;
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calc_points();
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create_tables();
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read_palette(filename1,&palette);
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shadow_max=100;
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memset(buffer,get_shd_color(0,100),640*480+6+512);
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*(word *)buffer=640;
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*((word *)buffer+1)=480;
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*((word *)buffer+2)=8;
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if (open_pcx(filename1,A_8BIT,&obr1) )
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{
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printf("Nemohu najit %s.\n",filename1);
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abort();
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}
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if (open_pcx(filename2,A_8BIT,&obr2) )
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{
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printf("Nemohu najit %s.\n",filename2);
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abort();
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}
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memcpy(buffer+6,obr1+6,512);
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draw_it_all_f();
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draw_it_all_c();
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initmode32();
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for(i=0;i<screen_buffer_size/2;i++)
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screen[i]=((r>>3)<<10)+((g>>3)<<5)+(b>>3);
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put_picture(0,0,buffer);
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showview(0,0,0,0);
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getchar();
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closemode();
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save_pcx("STROP.PCX",0,0,639,92);
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save_pcx("PODLAHA.PCX",0,360-198,639,360);
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printf("Vytvoreny soubory STROP.PCX a PODLAHA.PCX\n");
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}
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