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WATER/DATGEN.PAS

@@ -0,0 +1,150 @@
+uses crt;
+
+type    pbuf = ^buf;
+        buf = array[0..64000] of byte;
+
+        tb  = record
+                c   : byte;
+                pos : word;
+              end;
+
+var    r,r1,sc,
+       g,b  : pbuf;
+       f      : file;
+       x,y,c  : word;
+       row    : array[0..320*3-1] of byte;
+       tc     : word;
+       tbuf   : array[0..100] of word;
+       pal    : array[0..768] of byte;
+
+       tmp    : array[0..20000] of tb;
+
+procedure setrgb(c,r,g,b:byte);
+begin
+     port[$3c8] := c;
+     port[$3c9] := r;
+     port[$3c9] := g;
+     port[$3c9] := b;
+end;
+
+var  ty,tt,ab  : word;
+
+
+procedure zeta(n1,n2,n3:string);
+begin
+     assign(f,n1);
+     reset(f,1);
+     seek(f,8);
+     for y := 0 to 199 do
+     begin
+      blockread(f,row,320*3);
+      for x := 0 to 319 do r^[x+y*320] := row[x*3+0];
+     end;
+     close(f);
+     assign(f,n2);
+     reset(f,1);
+     seek(f,8);
+     for y := 0 to 199 do
+     begin
+      blockread(f,row,320*3);
+      for x := 0 to 319 do r1^[x+y*320] := row[x*3+0];
+     end;
+     close(f);
+     assign(f,n3);
+     rewrite(f,1);
+
+{     move(r1^,mem[$a000:0],64000);}
+
+     for y := 34 downto 1 do
+     begin
+       tc := 0;
+       for x := 0 to 64000 do
+         if (sc^[x] <> 40) and
+            (r^[x] <> r1^[x]) and
+            (g^[x] = y) then
+         begin
+           tmp[tc].c   := r^[x];
+           tmp[tc].pos := x;
+           sc^[x] := 40;
+           mem[$a000:x] := 10;
+           inc(tc);
+         end;
+
+       ab := tc-1;
+       for tt := 1 to 158 do
+       begin
+       tc := 0;
+        for ty := 0 to ab do
+         begin
+          if tmp[ty].c = tt then
+           begin
+            mem[$a000:tmp[ty].pos] := 40;
+            tbuf[tc] := tmp[ty].pos;
+            inc(tc);
+           end;
+         end;
+       blockwrite(f,tc,2);
+       if tc > 0 then blockwrite(f,tbuf,tc*2);
+       end;
+     end;
+     close(f);
+
+end;
+
+begin
+     getmem(r,64000);
+     getmem(r1,64000);
+     getmem(g,64000);
+     getmem(b,64000);
+     getmem(sc,64000);
+     fillchar(r^,64000,#0);
+     fillchar(r1^,64000,#0);
+     fillchar(g^,64000,#0);
+     fillchar(b^,64000,#0);
+     fillchar(sc^,64000,#0);
+
+     fillchar(tmp,sizeof(tmp),#0);
+
+     asm
+     mov   ax,$13
+     int   $10
+     end;
+
+
+     { Load fixed green mask }
+     assign(f,'green.clx');
+     reset(f,1);
+     seek(f,778);
+     blockread(f,g^,64000);
+     close(f);
+
+{
+     assign(f,'o:k1.mtv');
+     reset(f,1);
+     seek(f,8);
+     for y := 0 to 199 do
+     begin
+      blockread(f,row,320*3);
+      for x := 0 to 319 do  mem[$a000:x+y*320] := row[x*3+1];
+     end;
+     close(f);
+}
+
+     zeta('o:k1.mtv','o:k2.mtv','o:wat1.dat');
+     zeta('o:k2.mtv','o:k3.mtv','O:wat2.dat');
+     zeta('o:k3.mtv','o:k5.mtv','O:wat3.dat');
+{     zeta('o:k4.mtv','o:k5.mtv','O:wat4.dat');}
+
+     repeat until keypressed;
+
+     asm
+     mov   ax,$3
+     int   $10
+     end;
+
+     freemem(r,64000);
+     freemem(r1,64000);
+     freemem(g,64000);
+     freemem(b,64000);
+     freemem(sc,64000);
+end.