]> 4ch.mooo.com Git - 16.git/commitdiff
added an old version of 16_vl.c to get the old functionality of palette updater back w
authorsparky4 <sparky4@cock.li>
Mon, 13 Feb 2017 08:18:10 +0000 (02:18 -0600)
committersparky4 <sparky4@cock.li>
Mon, 13 Feb 2017 08:18:10 +0000 (02:18 -0600)
src/lib/16_vlpal_.c [new file with mode: 0755]
src/lib/modex16.c [deleted file]

diff --git a/src/lib/16_vlpal_.c b/src/lib/16_vlpal_.c
new file mode 100755 (executable)
index 0000000..77ec1ea
--- /dev/null
@@ -0,0 +1,330 @@
+#include <d/* Project 16 Source Code~
+ * Copyright (C) 2012-2017 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover
+ *
+ * This file is part of Project 16.
+ *
+ * Project 16 is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Project 16 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>, or
+ * write to the Free Software Foundation, Inc., 51 Franklin Street,
+ * Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+//#include "src/lib/16_vlpal.h"
+
+//color checker~
+//i want to make another vesion that checks the palette when the palette is being appened~
+void chkcolor(bitmap_t *bmp, word *q, word *a, word *aa, word *z)
+{
+               byte *pal;
+               word zz=0;
+               pal = modexNewPal();
+               modexPalSave(pal);
+               //printf("q: %02d\n", (*q));
+
+               //check palette for dups
+               for((*z)=0; (*z)<PAL_SIZE; (*z)+=3)
+               {
+//                     printf("\n              z: %d\n", (*z));
+//                     printf("                q: %d\n", (*q));
+//                     printf("                z+q: %d\n\n", ((*z)+(*q)));
+                       if((*z)%3==0)
+                       {
+                               if(pal[(*z)]==pal[(*z)+3] && pal[(*z)+1]==pal[(*z)+4] && pal[(*z)+2]==pal[(*z)+5])
+                               {
+//                                     printf("\n%d    [%02d][%02d][%02d]\n", (*z), pal[(*z)], pal[(*z)+1], pal[(*z)+2]);
+//                                     printf("%d      [%02d][%02d][%02d]\n\n", (*z)+3, pal[(*z)+3], pal[(*z)+4], pal[(*z)+5]);
+                                       break;
+                               }
+                               else for(zz=0; zz<(*q); zz+=3)
+                               {
+                                       //zq=(zz+(q-3));
+                                       //printf("zz: %02d\n", zz/3);
+                                       if(zz%3==0)
+                                       {
+                                               if(pal[((*z)+(*q))]==pal[((*z)+(*q))+3] && pal[((*z)+(*q))+1]==pal[((*z)+(*q))+4] && pal[((*z)+(*q))+2]==pal[((*z)+(*q))+5])
+                                               {
+//                                                     printf("\nzq1:%d[%02d][%02d][%02d]\n", (zz+q), pal[(zz+q)], pal[(zz+q)+1], pal[(zz+q)+2]);
+//                                                     printf("zq2:%d[%02d][%02d][%02d]\n\n", (zz+q)+3, pal[(zz+q)+3], pal[(zz+q)+4], pal[(zz+q)+5]);
+                                                       break;
+                                               }
+                                               else if(pal[zz]==pal[((*z)+(*q))] && pal[zz+1]==pal[((*z)+(*q))+1] && pal[zz+2]==pal[((*z)+(*q))+2])
+                                               {
+//                                                     printf("\n\nwwwwwwwwwwwwwwww\n");
+//                                                     printf("        zq: %d  [%02d][%02d][%02d] value that is needing to be changed~\n", ((*z)+(*q))/3, pal[((*z)+(*q))], pal[((*z)+(*q))+1], pal[((*z)+(*q))+2]);
+//                                                     printf("        zz: %d  [%02d][%02d][%02d] value that the previous value is going to change to~\n", (zz)/3, pal[zz], pal[zz+1], pal[zz+2]);
+//                                                     //printf("      zv: %d  [%02d][%02d][%02d] wwww\n", (zz-z+q)/3, pal[(zz-z+q)], pal[(zz-z+q)+1], pal[(zz-z+q)+2]);
+//                                                     printf("        z : %d  [%02d][%02d][%02d] offset value~\n", (*z)/3, pal[(*z)], pal[(*z)+1], pal[(*z)+2]);
+                                                       a[((*z)+(*q))/3]=zz/3;
+                                                       (*aa)=((*z)+(*q))/3;
+//                                                     printf("\n              aa: %d\n\n", (*aa));
+//                                                     printf("        a[%02d]=(%02d) offset array i think the palette should be updated again~\n", ((*z)+(*q))/3, a[((*z)+(*q))/3]);
+//                                                     printf("wwwwwwwwwwwwwwww\n\n");
+                                               }
+                                               /*else
+                                               {
+                                                       printf("================\n");
+                                                       printf("zq: %d  [%02d][%02d][%02d]\n", ((*z)+(*q))/3, pal[((*z)+(*q))], pal[((*z)+(*q))+1], pal[((*z)+(*q))+2]);
+                                                       printf("zz: %d  [%02d][%02d][%02d]\n", (zz)/3, pal[zz], pal[zz+1], pal[zz+2]);
+                                                       printf("z : %d  [%02d][%02d][%02d]\n", (*z)/3, pal[(*z)], pal[(*z)+1], pal[(*z)+2]);
+                                                       printf("================\n");
+                                               }*/
+                                               //printf("[%d]", (zz+q));
+                                       }
+                               }
+                               //printf("\nz:  %d\n", z);
+                               //printf("q:    %d\n", q);
+                               //printf("zz:   %d\n", zz);
+                       }
+               }
+               free(pal);
+}
+
+void
+modexPalUpdate(bitmap_t *bmp, word *i, word qp, word aqpp)
+{
+       byte *p = bmp->palette;
+       word w=0;
+       word q=0;
+       word qq=0;
+       word ii;
+       static word a[256] = { 0 };
+       word z=0,aq=0,aa=0;
+       word pp=0,spee=0,ppee=0;
+       sword aqpw;
+
+//     if(qp>0) printf("(*i)=%02d\n", (*i));
+       modexWaitBorder();
+       if((*i)==0) outp(PAL_WRITE_REG, 0);  /* start at the beginning of palette */
+       else if(qp==0)
+       {
+               q=(*i);
+       }
+       else
+       {
+               q=(*i);
+               qq=(*i)/3;
+//             printf("q: %02d\n", (q));
+//             printf("qq: %02d\n", (qq));
+               //printf("      (*i)-q=%02d\n", (*i)-q);
+//             printf("================\n");
+               outp(PAL_WRITE_REG, qq);  /* start at the beginning of palette */
+       }
+       if((*i)<PAL_SIZE/2 && w==0)
+       {
+               for(; (*i)<PAL_SIZE/2; (*i)++)
+               {
+                       //if(i%3==0 && (p[i+5]==p[i+4] && p[i+4]==p[i+3] && p[i+3]==p[i+2] && p[i+2]==p[i+1] && p[i+1]==p[i] && p[i+5]==p[i]))
+//____                 if((qp>0)&&((*i)-q)%3==0 && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5])) outp(PAL_DATA_REG, p[(*i)-q]); else
+                       if(((((*i)-q)%3==0) || ((qp>0)&&((*i)-(bmp->offset*3))%3==0)) && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5]))
+                       {
+                               if(qp>0)
+                               {
+                                       (*i)-=(aqpp*3);
+                                       aqpw=aqpp-1;
+                                       outp(PAL_WRITE_REG, qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
+                                       for(ii=aqpp; ii>0; ii--)
+                                       {
+                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]);
+                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+1)-(bmp->offset*3))]);
+                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+2)-(bmp->offset*3))]);
+//                                             printf("position        =       %d\n", qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
+/*if(qp>0){ //printf("[%d]", p[((*i)-q)]);     printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]); }
+printf("[%d]", p[((((*i)+((aqpp-ii)*3)))-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3))]);
+printf("[%d] | ", p[((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+3)-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+4)-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+5)-(bmp->offset*3))]);
+printf("       %d [%d]\n",((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))/3, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]); }*/
+                                               //printf("%d\n", ((*i)+((ii)*3))/3);
+                                               //printf("ii=%d\n", ii);
+                                               //printf("aqpp=%d\n", aqpp);
+                                               //printf("                      %d\n", ((*i)+((aqpp-ii)*3))/3);
+                                       }
+                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3)))-(bmp->offset*3)));
+                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3)));
+                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3)));
+                                       //printf("(*i)=%d\n", (*i));
+                               }
+                               //printf("[%d]", p[((*i)-q)]);  printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]);
+                               w++;
+                               break;
+                       }
+                       else
+                       {
+                               if(bmp->offset==0 && (*i)<3 && q==0) outp(PAL_DATA_REG, 0);
+                               else
+                               if(qp==0) outp(PAL_DATA_REG, p[(*i)-q]);
+                               else outp(PAL_DATA_REG, p[((*i)-(bmp->offset*3))]);
+                       }
+               }
+       }
+       modexWaitBorder();          /* waits one retrace -- less flicker */
+       if((*i)>=PAL_SIZE/2 && w==0)
+       {
+               for(; (*i)<PAL_SIZE; (*i)++)
+               {
+//____                 if((qp>0)&&((*i)-q)%3==0 && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5])) outp(PAL_DATA_REG, p[(*i)-q]); else
+                       if(((((*i)-q)%3==0) || ((qp>0)&&((*i)-(bmp->offset*3))%3==0)) && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5]))
+                       {
+                               if(qp>0)
+                               {
+                                       (*i)-=(aqpp*3);
+                                       aqpw=aqpp-1;
+                                       outp(PAL_WRITE_REG, qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
+                                       for(ii=aqpp; ii>0; ii--)
+                                       {
+                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]);
+                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+1)-(bmp->offset*3))]);
+                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+2)-(bmp->offset*3))]);
+//                                             printf("position        =       %d\n", qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
+/*if(qp>0){ //printf("[%d]", p[((*i)-q)]);     printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]); }
+printf("[%d]", p[((((*i)+((aqpp-ii)*3)))-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3))]);
+printf("[%d] | ", p[((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+3)-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+4)-(bmp->offset*3))]);
+printf("[%d]", p[((((*i)+((aqpp-ii)*3))+5)-(bmp->offset*3))]);
+printf("       %d [%d]\n",((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))/3, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]); }*/
+                                               //printf("%d\n", ((*i)+((ii)*3))/3);
+                                               //printf("ii=%d\n", ii);
+                                               //printf("aqpp=%d\n", aqpp);
+                                               //printf("                      %d\n", ((*i)+((aqpp-ii)*3))/3);
+                                       }
+                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3)))-(bmp->offset*3)));
+                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3)));
+                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3)));
+                                       //printf("(*i)=%d\n", (*i));
+                               }
+                               //printf("[%d]", p[((*i)-q)]);  printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]);
+                               w++;
+                               break;
+                       }
+                       else
+                       {
+                               if(qp==0) outp(PAL_DATA_REG, p[(*i)-q]);
+                               else outp(PAL_DATA_REG, p[((*i)-(bmp->offset*3))]);
+                       }
+               }
+       }
+
+       //palette checker~
+       if(q>0 && qp==0)
+       {
+               long lq;
+               long bufSize = (bmp->width * bmp->height);
+               chkcolor(bmp, &q, &a, &aa, &z);
+
+               /*printf("z=%d\n", z/3);
+               printf("q+z=%d\n", (q+z)/3);
+               printf("z-ppee=%d\n", (z-ppee)/3);
+               printf("q=%d\n", q/3);
+               printf("aa=%d\n", aa);*/
+
+               aq=0; pp = q; ppee=q;
+aqpee:
+               while(aq<=aa)
+               {
+                       //printf("a[%02d]=(%d)", aq, a[aq]);
+                       if(a[aq]==0) aq++;
+                       else{ aqpp++; break; }
+               }
+
+/*             printf("aq=%02d\n", aq);
+               printf("z=%02d\n", z/3);
+               printf("(z/3)-aqpp=%02d\n", (z/3)-aqpp);
+               printf("aqpp=%02d\n", aqpp);*/
+
+       for(lq=0; lq<bufSize; lq++)
+       {
+               if(bmp->data[lq]+bmp->offset==aq)
+               {
+                       //printf("\n%02d\n", bmp->data[lq]);
+                       //printf("\n%02d\n", bmp->offset);
+                       //printf("\naq= %02d\n", aq);
+                       //printf("a[aq]=        %02d\n", a[aq]);
+                       //bmp->data[lq]=((bmp->data[lq]+bmp->offset)-a[aq]);
+                       bmp->data[lq]=a[aq];
+                       //printf("_%d \n", bmp->data[lq]);
+               }
+               else if(bmp->data[lq]+bmp->offset < (z/3)-aqpp)
+               {
+                       if(bmp->data[lq]+bmp->offset >= aq) bmp->data[lq]=(bmp->data[lq]+bmp->offset)-aqpp;
+                       else bmp->data[lq]+=(bmp->offset);
+               }
+
+               //printf("%02d ", bmp->data[lq]);
+               //if(lq > 0 && lq%bmp->width==0) printf("\n");
+       }
+
+       while(pp<=(aq*3))
+       {
+               if(((pp/3)==aq || spee>0))
+               {
+                       /*printf("spee=%d\n", spee);
+                       printf("                pp=%02d ", pp/3);
+                       printf("old     bmp: [%d]", bmp->palette[(pp-ppee)]);
+                       printf("[%d]", bmp->palette[(pp-ppee)+1]);
+                       printf("[%d]\n", bmp->palette[(pp-ppee)+2]);*/
+                       //if(spee==0) printf("\npp=%02d\n\n", pp/3);
+                       bmp->palette[(pp-ppee)]=                bmp->palette[(pp-ppee)+3];
+                       bmp->palette[(pp-ppee)+1]=      bmp->palette[(pp-ppee)+4];
+                       bmp->palette[(pp-ppee)+2]=      bmp->palette[(pp-ppee)+5];
+                       if(spee==0) spee++;
+               }
+               /*printf("              pp=%02d ", pp/3);
+               printf("        bmp: [%d]", bmp->palette[(pp-ppee)]);
+               printf("[%d]", bmp->palette[(pp-ppee)+1]);
+               printf("[%d]\n", bmp->palette[(pp-ppee)+2]);*/
+               pp+=3;
+       }
+
+       //update the palette~
+       //printf("      aqpp=           %d\n", aqpp);
+       modexPalUpdate(bmp, &ppee, 1, aqpp);
+       (*i)=ppee;
+       //printf("      aqpp=   %d\n", aqpp);
+       //printf("      ppee=   %d\n", ppee);
+
+       /*printf(".\n");
+       printf("aqpp=   %02d\n", aqpp/3);
+       printf("aq=     %02d\n", aq);
+       printf("aa=     %02d\n", aa);
+       printf("                ppee=   %02d\n", ppee);*/
+
+       if(aq<aa){ /*printf("~~~~\n"); */ppee=q; aq++; goto aqpee; }
+       /*printf("ppee=%d\n", ppee);
+       printf("pp=%d\n", pp);
+       printf("q=%d\n", q);
+       printf("(*i)=%d\n", (*i));*/
+
+       }
+}
+
+void
+modexPalUpdate2(byte *p)
+{
+       int i;
+       modexWaitBorder();
+       outp(PAL_WRITE_REG, 0);  /* start at the beginning of palette */
+       for(i=0; i<PAL_SIZE/2; i++)
+       {
+               outp(PAL_DATA_REG, p[i]);
+       }
+       modexWaitBorder();          /* waits one retrace -- less flicker */
+       for(; i<PAL_SIZE; i++)
+       {
+               outp(PAL_DATA_REG, p[(i)]);
+       }
+}
diff --git a/src/lib/modex16.c b/src/lib/modex16.c
deleted file mode 100755 (executable)
index 79d1b26..0000000
+++ /dev/null
@@ -1,909 +0,0 @@
-#include <dos.h>
-#include <string.h>
-#include <mem.h>
-#include <conio.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include "src\lib\modex16.h"
-
-
-byte far* VGA=(byte far*) 0xA0000000;  /* this points to video memory. */
-
-static void fadePalette(sbyte fade, sbyte start, word iter, byte *palette);
-static byte tmppal[PAL_SIZE];
-
-static void
-vgaSetMode(byte mode)
-{
-  union REGS regs;
-
-  regs.h.ah = SET_MODE;
-  regs.h.al = mode;
-  int86(VIDEO_INT, &regs, &regs);
-}
-
-
-/* -========================= Entry  Points ==========================- */
-void
-modexEnter() {
-    word i;
-    dword far*ptr=(dword far*)VGA;      /* used for faster screen clearing */
-    word CRTParms[] = {
-       0x0d06,         /* vertical total */
-       0x3e07,         /* overflow (bit 8 of vertical counts) */
-       0x4109,         /* cell height (2 to double-scan */
-       0xea10,         /* v sync start */
-       0xac11,         /* v sync end and protect cr0-cr7 */
-       0xdf12,         /* vertical displayed */
-       0x0014,         /* turn off dword mode */
-       0xe715,         /* v blank start */
-       0x0616,         /* v blank end */
-       0xe317          /* turn on byte mode */
-    };
-    int CRTParmCount = sizeof(CRTParms) / sizeof(CRTParms[0]);
-
-    /* TODO save current video mode and palette */
-    vgaSetMode(VGA_256_COLOR_MODE);
-
-    /* disable chain4 mode */
-    outpw(SC_INDEX, 0x0604);
-
-    /* synchronous reset while setting Misc Output */
-    outpw(SC_INDEX, 0x0100);
-
-    /* select 25 MHz dot clock & 60 Hz scanning rate */
-    outp(MISC_OUTPUT, 0xe3);
-
-    /* undo reset (restart sequencer) */
-    outpw(SC_INDEX, 0x0300);
-
-    /* reprogram the CRT controller */
-    outp(CRTC_INDEX, 0x11); /* VSync End reg contains register write prot */
-    outp(CRTC_DATA, 0x7f);  /* get current write protect on varios regs */
-
-    /* send the CRTParms */
-    for(i=0; i<CRTParmCount; i++) {
-       outpw(CRTC_INDEX, CRTParms[i]);
-    }
-
-    /* clear video memory */
-    outpw(SC_INDEX, 0x0f02);
-    for(i=0; i<0x8000; i++) {
-       ptr[i] = 0x0000;
-    }
-}
-
-
-void
-modexLeave() {
-    /* TODO restore original mode and palette */
-    vgaSetMode(TEXT_MODE);
-}
-
-
-page_t
-modexDefaultPage() {
-    page_t page;
-
-    /* default page values */
-    page.data = VGA;
-    page.dx = 0;
-    page.dy = 0;
-    page.width = SCREEN_WIDTH;
-    page.height = SCREEN_HEIGHT;
-
-    return page;
-}
-
-/* returns the next page in contiguous memory
- * the next page will be the same size as p, by default
- */
-page_t
-modexNextPage(page_t *p) {
-    page_t result;
-
-    result.data = p->data + (p->width/4)*p->height;  /* compute the offset */
-    result.dx = 0;
-    result.dy = 0;
-    result.width = p->width;
-    result.height = p->height;
-
-    return result;
-}
-
-
-void
-modexShowPage(page_t *page) {
-    word high_address;
-    word low_address;
-    word offset;
-    byte crtcOffset;
-
-    /* calculate offset */
-    offset = (word) page->data;
-    offset += page->dy * (page->width >> 2 );
-    offset += page->dx >> 2;
-
-    /* calculate crtcOffset according to virtual width */
-    crtcOffset = page->width >> 3;
-
-    high_address = HIGH_ADDRESS | (offset & 0xff00);
-    low_address  = LOW_ADDRESS  | (offset << 8);
-
-    /* wait for appropriate timing and then program CRTC */
-    while ((inp(INPUT_STATUS_1) & DISPLAY_ENABLE));
-    outpw(CRTC_INDEX, high_address);
-    outpw(CRTC_INDEX, low_address);
-    outp(CRTC_INDEX, 0x13);
-    outp(CRTC_DATA, crtcOffset);
-
-    /*  wait for one retrace */
-    while (!(inp(INPUT_STATUS_1) & VRETRACE)); 
-
-    /* do PEL panning here */
-    outp(AC_INDEX, 0x33);
-    outp(AC_INDEX, (page->dx & 0x03) << 1);
-}
-
-
-void
-modexPanPage(page_t *page, int dx, int dy) {
-    page->dx = dx;
-    page->dy = dy;
-}
-
-
-void
-modexSelectPlane(byte plane) {
-    outp(SC_INDEX, MAP_MASK);          /* select plane */
-    outp(SC_DATA,  plane);
-}
-
-
-void
-modexClearRegion(page_t *page, int x, int y, int w, int h, byte  color) {
-    word pageOff = (word) page->data;
-    word xoff=x/4;       /* xoffset that begins each row */
-    word scanCount=w/4;  /* number of iterations per row (excluding right clip)*/
-    word poffset = pageOff + y*(page->width/4) + xoff; /* starting offset */
-    word nextRow = page->width/4-scanCount-1;  /* loc of next row */
-    byte lclip[] = {0x0f, 0x0e, 0x0c, 0x08};  /* clips for rectangles not on 4s */
-    byte rclip[] = {0x00, 0x01, 0x03, 0x07};
-    byte left = lclip[x&0x03];
-    byte right = rclip[(x+w)&0x03];
-
-    /* handle the case which requires an extra group */
-    if((x & 0x03) && !((x+w) & 0x03)) {
-      right=0x0f;
-    }
-
-    __asm {
-               MOV AX, SCREEN_SEG      ; go to the VGA memory
-               MOV ES, AX
-               MOV DI, poffset         ; go to the first pixel
-               MOV DX, SC_INDEX        ; point to the map mask
-               MOV AL, MAP_MASK
-               OUT DX, AL
-               INC DX
-               MOV AL, color           ; get ready to write colors
-       SCAN_START:
-               MOV CX, scanCount       ; count the line
-               MOV BL, AL              ; remember color
-               MOV AL, left            ; do the left clip
-               OUT DX, AL              ; set the left clip
-               MOV AL, BL              ; restore color
-               STOSB                   ; write the color
-               DEC CX
-               JZ SCAN_DONE            ; handle 1 group stuff
-
-               ;-- write the main body of the scanline
-               MOV BL, AL              ; remember color
-               MOV AL, 0x0f            ; write to all pixels
-               OUT DX, AL
-               MOV AL, BL              ; restore color
-               REP STOSB               ; write the color
-       SCAN_DONE:
-               MOV BL, AL              ; remeber color
-               MOV AL, right
-               OUT DX, AL              ; do the right clip
-               MOV AL, BL              ; restore color
-               STOSB                   ; write pixel
-               ADD DI, nextRow         ; go to the next row
-               DEC h
-               JNZ SCAN_START
-    }
-}
-
-
-void
-modexDrawBmp(page_t *page, int x, int y, bitmap_t *bmp) {
-    /* draw the region (the entire freakin bitmap) */
-    modexDrawBmpRegion(page, x, y, 0, 0, bmp->width, bmp->height, bmp);
-}
-
-
-void
-modexDrawBmpRegion(page_t *page, int x, int y,
-                   int rx, int ry, int rw, int rh, bitmap_t *bmp) {
-    word poffset = (word) page->data  + y*(page->width/4) + x/4;
-    byte *data = bmp->data;//+bmp->offset;
-    word bmpOffset = (word) data + ry * bmp->width + rx;
-    word width = rw;
-    word height = rh;
-    byte plane = 1 << ((byte) x & 0x03);
-    word scanCount = width/4 + (width%4 ? 1 :0);
-    word nextPageRow = page->width/4 - scanCount;
-    word nextBmpRow = (word) bmp->width - width;
-    word rowCounter;
-    byte planeCounter = 4;
-
-       //code is a bit slow here
-    __asm {
-               MOV AX, SCREEN_SEG      ; go to the VGA memory
-               MOV ES, AX
-
-               MOV DX, SC_INDEX        ; point at the map mask register
-               MOV AL, MAP_MASK        ;
-               OUT DX, AL              ;
-
-       PLANE_LOOP:
-               MOV DX, SC_DATA         ; select the current plane
-               MOV AL, plane           ;
-               OUT DX, AL              ;
-
-               ;-- begin plane painting
-               MOV AX, height          ; start the row counter
-               MOV rowCounter, AX      ; 
-               MOV DI, poffset         ; go to the first pixel
-               MOV SI, bmpOffset       ; go to the bmp pixel
-       ROW_LOOP:
-               MOV CX, width           ; count the columns
-       SCAN_LOOP:
-               MOVSB                   ; copy the pixel
-               SUB CX, 3               ; we skip the next 3
-               ADD SI, 3               ; skip the bmp pixels
-               LOOP SCAN_LOOP          ; finish the scan
-
-               MOV AX, nextPageRow
-               ADD DI, AX              ; go to the next row on screen
-               MOV AX, nextBmpRow
-               ADD SI, AX              ; go to the next row on bmp
-
-               DEC rowCounter
-               JNZ ROW_LOOP            ; do all the rows
-               ;-- end plane painting
-
-               MOV AL, plane           ; advance to the next plane
-               SHL AL, 1               ;
-               AND AL, 0x0f            ; mask the plane properly
-               MOV plane, AL           ; store the plane
-
-               INC bmpOffset           ; start bmp at the right spot
-
-               DEC planeCounter
-               JNZ PLANE_LOOP          ; do all 4 planes
-    }
-}
-
-
-void
-modexDrawPlanarBuf(page_t *page, int x, int y, planar_buf_t *bmp) {
-    /* TODO - adapt from test code */
-       int plane;
-       for(plane=0; plane < 4; plane++)
-       {
-               //fack
-       }
-}
-
-
-void
-modexDrawSprite(page_t *page, int x, int y, bitmap_t *bmp) {
-    /* draw the whole sprite */
-    modexDrawSpriteRegion(page, x, y, 0, 0, bmp->width, bmp->height, bmp);
-}
-
-void
-modexDrawSpriteRegion(page_t *page, int x, int y,
-                     int rx, int ry, int rw, int rh, bitmap_t *bmp) {
-    word poffset = (word)page->data + y*(page->width/4) + x/4;
-    byte *data = bmp->data;//+bmp->offset;
-    word bmpOffset = (word) data + ry * bmp->width + rx;
-    word width = rw;
-    word height = rh;
-    byte plane = 1 << ((byte) x & 0x03);
-    word scanCount = width/4 + (width%4 ? 1 :0);
-    word nextPageRow = page->width/4 - scanCount;
-    word nextBmpRow = (word) bmp->width - width;
-    word rowCounter;
-    byte planeCounter = 4;
-
-    __asm {
-               MOV AX, SCREEN_SEG      ; go to the VGA memory
-               MOV ES, AX
-
-               MOV DX, SC_INDEX        ; point at the map mask register
-               MOV AL, MAP_MASK        ;
-               OUT DX, AL              ;
-
-       PLANE_LOOP:
-               MOV DX, SC_DATA         ; select the current plane
-               MOV AL, plane           ;
-               OUT DX, AL              ;
-
-               ;-- begin plane painting
-               MOV AX, height          ; start the row counter
-               MOV rowCounter, AX      ; 
-               MOV DI, poffset         ; go to the first pixel
-               MOV SI, bmpOffset       ; go to the bmp pixel
-       ROW_LOOP:
-               MOV CX, width           ; count the columns
-       SCAN_LOOP:
-               LODSB
-               DEC SI
-               CMP AL, 0
-               JNE DRAW_PIXEL          ; draw non-zero pixels
-
-               INC DI                  ; skip the transparent pixel
-               ADD SI, 1
-               JMP NEXT_PIXEL
-       DRAW_PIXEL:
-               MOVSB                   ; copy the pixel
-       NEXT_PIXEL:
-               SUB CX, 3               ; we skip the next 3
-               ADD SI, 3               ; skip the bmp pixels
-               LOOP SCAN_LOOP          ; finish the scan
-
-               MOV AX, nextPageRow
-               ADD DI, AX              ; go to the next row on screen
-               MOV AX, nextBmpRow
-               ADD SI, AX              ; go to the next row on bmp
-
-               DEC rowCounter
-               JNZ ROW_LOOP            ; do all the rows
-               ;-- end plane painting
-
-               MOV AL, plane           ; advance to the next plane
-               SHL AL, 1               ;
-               AND AL, 0x0f            ; mask the plane properly
-               MOV plane, AL           ; store the plane
-
-               INC bmpOffset           ; start bmp at the right spot
-
-               DEC planeCounter
-               JNZ PLANE_LOOP          ; do all 4 planes
-    }
-}
-
-
-/* copy a region of video memory from one page to another.
- * It assumes that the left edge of the tile is the same on both
- * regions and the memory areas do not overlap.
- */
-void
-modexCopyPageRegion(page_t *dest, page_t *src,
-                   word sx, word sy,
-                   word dx, word dy,
-                   word width, word height)
-{
-    word doffset = (word)dest->data + dy*(dest->width/4) + dx/4;
-    word soffset = (word)src->data + sy*(src->width/4) + sx/4;
-    word scans   = width/4;
-    word nextSrcRow = src->width/4 - scans - 1;
-    word nextDestRow = dest->width/4 - scans - 1;
-    byte lclip[] = {0x0f, 0x0e, 0x0c, 0x08};  /* clips for rectangles not on 4s */
-    byte rclip[] = {0x0f, 0x01, 0x03, 0x07};
-    byte left = lclip[sx&0x03];
-    byte right = rclip[(sx+width)&0x03];
-
-    __asm {
-               MOV AX, SCREEN_SEG      ; work in the vga space
-               MOV ES, AX              ;
-               MOV DI, doffset         ;
-               MOV SI, soffset         ;
-
-               MOV DX, GC_INDEX        ; turn off cpu bits
-               MOV AX, 0008h           ;
-               OUT DX, AX
-
-               MOV AX, SC_INDEX        ; point to the mask register
-               MOV DX, AX              ;
-               MOV AL, MAP_MASK        ;
-               OUT DX, AL              ;
-               INC DX                  ;
-
-       ROW_START:
-               PUSH DS
-               MOV AX, ES
-               MOV DS, AX
-               MOV CX, scans           ; the number of latches
-
-               MOV AL, left            ; do the left column
-               OUT DX, AL              ;
-               MOVSB                   ;
-               DEC CX                  ;
-
-               MOV AL, 0fh             ; do the inner columns
-               OUT DX, AL
-               REP MOVSB               ; copy the pixels
-
-               MOV AL, right           ; do the right column
-               OUT DX, AL
-               MOVSB
-               POP DS
-
-               MOV AX, SI              ; go the start of the next row
-               ADD AX, nextSrcRow      ;
-               MOV SI, AX              ;
-               MOV AX, DI              ;
-               ADD AX, nextDestRow     ;
-               MOV DI, AX              ;
-
-               DEC height              ; do the rest of the actions
-               JNZ ROW_START           ;
-
-               MOV DX, GC_INDEX+1      ; go back to CPU data
-               MOV AL, 0ffh            ; none from latches
-               OUT DX, AL              ;
-    }
-}
-
-
-/* fade and flash */
-void
-modexFadeOn(word fade, byte *palette) {
-    fadePalette(-fade, 64, 64/fade+1, palette);
-}
-
-
-void
-modexFadeOff(word fade, byte *palette) {
-    fadePalette(fade, 0, 64/fade+1, palette);
-}
-
-
-void
-modexFlashOn(word fade, byte *palette) {
-    fadePalette(fade, -64, 64/fade+1, palette);
-}
-
-
-void
-modexFlashOff(word fade, byte *palette) {
-    fadePalette(-fade, 0, 64/fade+1, palette);
-}
-
-
-static void
-fadePalette(sbyte fade, sbyte start, word iter, byte *palette) {
-    word i;
-    byte dim = start;
-
-    /* handle the case where we just update */
-    if(iter == 0) {
-       modexPalUpdate2(palette);
-       return;
-    }
-
-    while(iter > 0) {  /* FadeLoop */
-       for(i=0; i<PAL_SIZE; i++) { /* loadpal_loop */
-           tmppal[i] = palette[i] - dim;
-           if(tmppal[i] > 127) {
-               tmppal[i] = 0;
-           } else if(tmppal[i] > 63) {
-               tmppal[i] = 63;
-           }
-       }
-        modexPalUpdate2(tmppal);
-       iter--;
-       dim += fade;
-    }
-}
-
-
-/* save and load */
-void
-modexPalSave(byte *palette) {
-    int  i;
-
-    outp(PAL_READ_REG, 0);     /* start at palette entry 0 */
-    for(i=0; i<PAL_SIZE; i++) {
-       palette[i] = inp(PAL_DATA_REG); /* read the palette data */
-    }
-}
-
-
-byte *
-modexNewPal() {
-    byte *ptr;
-    ptr = malloc(PAL_SIZE);
-
-    /* handle errors */
-    if(!ptr) {
-       printf("Could not allocate palette.\n");
-       exit(-1);
-    }
-
-    return ptr;
-}
-
-
-void
-modexLoadPalFile(byte *filename, byte **palette) {
-    FILE *file;
-    byte *ptr;
-
-    /* free the palette if it exists */
-    if(*palette) {
-       free(*palette);
-    }
-
-    /* allocate the new palette */
-    *palette = modexNewPal();
-
-    /* open the file */
-    file = fopen(filename, "rb");
-    if(!file) {
-       printf("Could not open palette file: %s\n", filename);
-       exit(-2);
-    }
-
-    /* read the file */
-    ptr = *palette;
-    while(!feof(file)) {
-       *ptr++ = fgetc(file);
-    }
-
-    fclose(file);
-}
-
-
-void
-modexSavePalFile(char *filename, byte *pal) {
-    unsigned int i;
-    FILE *file;
-
-    /* open the file for writing */
-    file = fopen(filename, "wb");
-    if(!file) {
-       printf("Could not open %s for writing\n", filename);
-       exit(-2);
-    }
-
-    /* write the data to the file */
-    fwrite(pal, 1, PAL_SIZE, file);
-    fclose(file);
-}
-
-
-/* blanking */
-void
-modexPalBlack() {
-    fadePalette(-1, 64, 1, tmppal);
-}
-
-
-void
-modexPalWhite() {
-    fadePalette(-1, -64, 1, tmppal);
-}
-
-
-/* utility */
-void
-modexPalUpdate(bitmap_t *bmp, word *i, word qp, word aqpp)
-{
-       byte *p = bmp->palette;
-       word w=0;
-       word q=0;
-       word qq=0;
-       word ii;
-       static word a[256] = { 0 };
-       word z=0,aq=0,aa=0;
-       word pp=0,spee=0,ppee=0;
-       sword aqpw;
-
-//     if(qp>0) printf("(*i)=%02d\n", (*i));
-       modexWaitBorder();
-       if((*i)==0) outp(PAL_WRITE_REG, 0);  /* start at the beginning of palette */
-       else if(qp==0)
-       {
-               q=(*i);
-       }
-       else
-       {
-               q=(*i);
-               qq=(*i)/3;
-//             printf("q: %02d\n", (q));
-//             printf("qq: %02d\n", (qq));
-               //printf("      (*i)-q=%02d\n", (*i)-q);
-//             printf("================\n");
-               outp(PAL_WRITE_REG, qq);  /* start at the beginning of palette */
-       }
-       if((*i)<PAL_SIZE/2 && w==0)
-       {
-               for(; (*i)<PAL_SIZE/2; (*i)++)
-               {
-                       //if(i%3==0 && (p[i+5]==p[i+4] && p[i+4]==p[i+3] && p[i+3]==p[i+2] && p[i+2]==p[i+1] && p[i+1]==p[i] && p[i+5]==p[i]))
-//____                 if((qp>0)&&((*i)-q)%3==0 && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5])) outp(PAL_DATA_REG, p[(*i)-q]); else
-                       if(((((*i)-q)%3==0) || ((qp>0)&&((*i)-(bmp->offset*3))%3==0)) && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5]))
-                       {
-                               if(qp>0)
-                               {
-                                       (*i)-=(aqpp*3);
-                                       aqpw=aqpp-1;
-                                       outp(PAL_WRITE_REG, qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
-                                       for(ii=aqpp; ii>0; ii--)
-                                       {
-                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]);
-                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+1)-(bmp->offset*3))]);
-                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+2)-(bmp->offset*3))]);
-//                                             printf("position        =       %d\n", qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
-/*if(qp>0){ //printf("[%d]", p[((*i)-q)]);     printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]); }
-printf("[%d]", p[((((*i)+((aqpp-ii)*3)))-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3))]);
-printf("[%d] | ", p[((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+3)-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+4)-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+5)-(bmp->offset*3))]);
-printf("       %d [%d]\n",((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))/3, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]); }*/
-                                               //printf("%d\n", ((*i)+((ii)*3))/3);
-                                               //printf("ii=%d\n", ii);
-                                               //printf("aqpp=%d\n", aqpp);
-                                               //printf("                      %d\n", ((*i)+((aqpp-ii)*3))/3);
-                                       }
-                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3)))-(bmp->offset*3)));
-                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3)));
-                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3)));
-                                       //printf("(*i)=%d\n", (*i));
-                               }
-                               //printf("[%d]", p[((*i)-q)]);  printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]);
-                               w++;
-                               break;
-                       }
-                       else
-                       {
-                               if(bmp->offset==0 && (*i)<3 && q==0) outp(PAL_DATA_REG, 0);
-                               else
-                               if(qp==0) outp(PAL_DATA_REG, p[(*i)-q]);
-                               else outp(PAL_DATA_REG, p[((*i)-(bmp->offset*3))]);
-                       }
-               }
-       }
-       modexWaitBorder();          /* waits one retrace -- less flicker */
-       if((*i)>=PAL_SIZE/2 && w==0)
-       {
-               for(; (*i)<PAL_SIZE; (*i)++)
-               {
-//____                 if((qp>0)&&((*i)-q)%3==0 && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5])) outp(PAL_DATA_REG, p[(*i)-q]); else
-                       if(((((*i)-q)%3==0) || ((qp>0)&&((*i)-(bmp->offset*3))%3==0)) && (p[((*i)-q)]==p[((*i)-q)+3] && p[((*i)-q)+1]==p[((*i)-q)+4] && p[((*i)-q)+2]==p[((*i)-q)+5]))
-                       {
-                               if(qp>0)
-                               {
-                                       (*i)-=(aqpp*3);
-                                       aqpw=aqpp-1;
-                                       outp(PAL_WRITE_REG, qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
-                                       for(ii=aqpp; ii>0; ii--)
-                                       {
-                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]);
-                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+1)-(bmp->offset*3))]);
-                                               outp(PAL_DATA_REG, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3)+2)-(bmp->offset*3))]);
-//                                             printf("position        =       %d\n", qq+(((*i)+(aqpw*3)-(bmp->offset*3))/3));
-/*if(qp>0){ //printf("[%d]", p[((*i)-q)]);     printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]); }
-printf("[%d]", p[((((*i)+((aqpp-ii)*3)))-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3))]);
-printf("[%d] | ", p[((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+3)-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+4)-(bmp->offset*3))]);
-printf("[%d]", p[((((*i)+((aqpp-ii)*3))+5)-(bmp->offset*3))]);
-printf("       %d [%d]\n",((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))/3, p[((((*i)+((aqpp-ii)*3))+((aqpp+ii)*3))-(bmp->offset*3))]); }*/
-                                               //printf("%d\n", ((*i)+((ii)*3))/3);
-                                               //printf("ii=%d\n", ii);
-                                               //printf("aqpp=%d\n", aqpp);
-                                               //printf("                      %d\n", ((*i)+((aqpp-ii)*3))/3);
-                                       }
-                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3)))-(bmp->offset*3)));
-                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+1)-(bmp->offset*3)));
-                                       //printf("      %d\n",((((*i)+((aqpp-ii)*3))+2)-(bmp->offset*3)));
-                                       //printf("(*i)=%d\n", (*i));
-                               }
-                               //printf("[%d]", p[((*i)-q)]);  printf("[%d]", p[((*i)-q)+1]);  printf("[%d]", p[((*i)-q)+2]);  printf("[%d]", p[((*i)-q)+3]);                  printf("[%d]", p[((*i)-q)+4]);                  printf("[%d]", p[((*i)-q)+5]);                  printf("        %d [%d]\n", (*i), p[((*i)-q)]);
-                               w++;
-                               break;
-                       }
-                       else
-                       {
-                               if(qp==0) outp(PAL_DATA_REG, p[(*i)-q]);
-                               else outp(PAL_DATA_REG, p[((*i)-(bmp->offset*3))]);
-                       }
-               }
-       }
-
-       //palette checker~
-       if(q>0 && qp==0)
-       {
-               long lq;
-               long bufSize = (bmp->width * bmp->height);
-               chkcolor(bmp, &q, &a, &aa, &z);
-
-               /*printf("z=%d\n", z/3);
-               printf("q+z=%d\n", (q+z)/3);
-               printf("z-ppee=%d\n", (z-ppee)/3);
-               printf("q=%d\n", q/3);
-               printf("aa=%d\n", aa);*/
-
-               aq=0; pp = q; ppee=q;
-aqpee:
-               while(aq<=aa)
-               {
-                       //printf("a[%02d]=(%d)", aq, a[aq]);
-                       if(a[aq]==0) aq++;
-                       else{ aqpp++; break; }
-               }
-
-/*             printf("aq=%02d\n", aq);
-               printf("z=%02d\n", z/3);
-               printf("(z/3)-aqpp=%02d\n", (z/3)-aqpp);
-               printf("aqpp=%02d\n", aqpp);*/
-
-       for(lq=0; lq<bufSize; lq++)
-       {
-               if(bmp->data[lq]+bmp->offset==aq)
-               {
-                       //printf("\n%02d\n", bmp->data[lq]);
-                       //printf("\n%02d\n", bmp->offset);
-                       //printf("\naq= %02d\n", aq);
-                       //printf("a[aq]=        %02d\n", a[aq]);
-                       //bmp->data[lq]=((bmp->data[lq]+bmp->offset)-a[aq]);
-                       bmp->data[lq]=a[aq];
-                       //printf("_%d \n", bmp->data[lq]);
-               }
-               else if(bmp->data[lq]+bmp->offset < (z/3)-aqpp)
-               {
-                       if(bmp->data[lq]+bmp->offset >= aq) bmp->data[lq]=(bmp->data[lq]+bmp->offset)-aqpp;
-                       else bmp->data[lq]+=(bmp->offset);
-               }
-
-               //printf("%02d ", bmp->data[lq]);
-               //if(lq > 0 && lq%bmp->width==0) printf("\n");
-       }
-
-       while(pp<=(aq*3))
-       {
-               if(((pp/3)==aq || spee>0))
-               {
-                       /*printf("spee=%d\n", spee);
-                       printf("                pp=%02d ", pp/3);
-                       printf("old     bmp: [%d]", bmp->palette[(pp-ppee)]);
-                       printf("[%d]", bmp->palette[(pp-ppee)+1]);
-                       printf("[%d]\n", bmp->palette[(pp-ppee)+2]);*/
-                       //if(spee==0) printf("\npp=%02d\n\n", pp/3);
-                       bmp->palette[(pp-ppee)]=                bmp->palette[(pp-ppee)+3];
-                       bmp->palette[(pp-ppee)+1]=      bmp->palette[(pp-ppee)+4];
-                       bmp->palette[(pp-ppee)+2]=      bmp->palette[(pp-ppee)+5];
-                       if(spee==0) spee++;
-               }
-               /*printf("              pp=%02d ", pp/3);
-               printf("        bmp: [%d]", bmp->palette[(pp-ppee)]);
-               printf("[%d]", bmp->palette[(pp-ppee)+1]);
-               printf("[%d]\n", bmp->palette[(pp-ppee)+2]);*/
-               pp+=3;
-       }
-
-       //update the palette~
-       //printf("      aqpp=           %d\n", aqpp);
-       modexPalUpdate(bmp, &ppee, 1, aqpp);
-       (*i)=ppee;
-       //printf("      aqpp=   %d\n", aqpp);
-       //printf("      ppee=   %d\n", ppee);
-
-       /*printf(".\n");
-       printf("aqpp=   %02d\n", aqpp/3);
-       printf("aq=     %02d\n", aq);
-       printf("aa=     %02d\n", aa);
-       printf("                ppee=   %02d\n", ppee);*/
-
-       if(aq<aa){ /*printf("~~~~\n"); */ppee=q; aq++; goto aqpee; }
-       /*printf("ppee=%d\n", ppee);
-       printf("pp=%d\n", pp);
-       printf("q=%d\n", q);
-       printf("(*i)=%d\n", (*i));*/
-
-       }
-}
-
-void
-modexPalUpdate2(byte *p)
-{
-       int i;
-       modexWaitBorder();
-       outp(PAL_WRITE_REG, 0);  /* start at the beginning of palette */
-       for(i=0; i<PAL_SIZE/2; i++)
-       {
-               outp(PAL_DATA_REG, p[i]);
-       }
-       modexWaitBorder();          /* waits one retrace -- less flicker */
-       for(; i<PAL_SIZE; i++)
-       {
-               outp(PAL_DATA_REG, p[(i)]);
-       }
-}
-
-//color checker~
-//i want to make another vesion that checks the palette when the palette is being appened~
-void chkcolor(bitmap_t *bmp, word *q, word *a, word *aa, word *z)
-{
-               byte *pal;
-               word zz=0;
-               pal = modexNewPal();
-               modexPalSave(pal);
-               //printf("q: %02d\n", (*q));
-
-               //check palette for dups
-               for((*z)=0; (*z)<PAL_SIZE; (*z)+=3)
-               {
-//                     printf("\n              z: %d\n", (*z));
-//                     printf("                q: %d\n", (*q));
-//                     printf("                z+q: %d\n\n", ((*z)+(*q)));
-                       if((*z)%3==0)
-                       {
-                               if(pal[(*z)]==pal[(*z)+3] && pal[(*z)+1]==pal[(*z)+4] && pal[(*z)+2]==pal[(*z)+5])
-                               {
-//                                     printf("\n%d    [%02d][%02d][%02d]\n", (*z), pal[(*z)], pal[(*z)+1], pal[(*z)+2]);
-//                                     printf("%d      [%02d][%02d][%02d]\n\n", (*z)+3, pal[(*z)+3], pal[(*z)+4], pal[(*z)+5]);
-                                       break;
-                               }
-                               else for(zz=0; zz<(*q); zz+=3)
-                               {
-                                       //zq=(zz+(q-3));
-                                       //printf("zz: %02d\n", zz/3);
-                                       if(zz%3==0)
-                                       {
-                                               if(pal[((*z)+(*q))]==pal[((*z)+(*q))+3] && pal[((*z)+(*q))+1]==pal[((*z)+(*q))+4] && pal[((*z)+(*q))+2]==pal[((*z)+(*q))+5])
-                                               {
-//                                                     printf("\nzq1:%d[%02d][%02d][%02d]\n", (zz+q), pal[(zz+q)], pal[(zz+q)+1], pal[(zz+q)+2]);
-//                                                     printf("zq2:%d[%02d][%02d][%02d]\n\n", (zz+q)+3, pal[(zz+q)+3], pal[(zz+q)+4], pal[(zz+q)+5]);
-                                                       break;
-                                               }
-                                               else if(pal[zz]==pal[((*z)+(*q))] && pal[zz+1]==pal[((*z)+(*q))+1] && pal[zz+2]==pal[((*z)+(*q))+2])
-                                               {
-//                                                     printf("\n\nwwwwwwwwwwwwwwww\n");
-//                                                     printf("        zq: %d  [%02d][%02d][%02d] value that is needing to be changed~\n", ((*z)+(*q))/3, pal[((*z)+(*q))], pal[((*z)+(*q))+1], pal[((*z)+(*q))+2]);
-//                                                     printf("        zz: %d  [%02d][%02d][%02d] value that the previous value is going to change to~\n", (zz)/3, pal[zz], pal[zz+1], pal[zz+2]);
-//                                                     //printf("      zv: %d  [%02d][%02d][%02d] wwww\n", (zz-z+q)/3, pal[(zz-z+q)], pal[(zz-z+q)+1], pal[(zz-z+q)+2]);
-//                                                     printf("        z : %d  [%02d][%02d][%02d] offset value~\n", (*z)/3, pal[(*z)], pal[(*z)+1], pal[(*z)+2]);
-                                                       a[((*z)+(*q))/3]=zz/3;
-                                                       (*aa)=((*z)+(*q))/3;
-//                                                     printf("\n              aa: %d\n\n", (*aa));
-//                                                     printf("        a[%02d]=(%02d) offset array i think the palette should be updated again~\n", ((*z)+(*q))/3, a[((*z)+(*q))/3]);
-//                                                     printf("wwwwwwwwwwwwwwww\n\n");
-                                               }
-                                               /*else
-                                               {
-                                                       printf("================\n");
-                                                       printf("zq: %d  [%02d][%02d][%02d]\n", ((*z)+(*q))/3, pal[((*z)+(*q))], pal[((*z)+(*q))+1], pal[((*z)+(*q))+2]);
-                                                       printf("zz: %d  [%02d][%02d][%02d]\n", (zz)/3, pal[zz], pal[zz+1], pal[zz+2]);
-                                                       printf("z : %d  [%02d][%02d][%02d]\n", (*z)/3, pal[(*z)], pal[(*z)+1], pal[(*z)+2]);
-                                                       printf("================\n");
-                                               }*/
-                                               //printf("[%d]", (zz+q));
-                                       }
-                               }
-                               //printf("\nz:  %d\n", z);
-                               //printf("q:    %d\n", q);
-                               //printf("zz:   %d\n", zz);
-                       }
-               }
-               free(pal);
-}
-
-void
-modexWaitBorder() {
-    while(inp(INPUT_STATUS_1)  & 8)  {
-       /* spin */
-    }
-
-    while(!(inp(INPUT_STATUS_1)  & 8))  {
-       /* spin */
-    }
-}