+void\r
+modexPalUpdate1(byte *p)\r
+{\r
+ int i;\r
+ //modexWaitBorder();\r
+ vga_wait_for_vsync();\r
+ outp(PAL_WRITE_REG, 0); /* start at the beginning of palette */\r
+ for(i=0; i<PAL_SIZE/2; i++)\r
+ {\r
+ outp(PAL_DATA_REG, p[i]);\r
+ }\r
+ //modexWaitBorder(); /* waits one retrace -- less flicker */\r
+ vga_wait_for_vsync();\r
+ for(; i<PAL_SIZE; i++)\r
+ {\r
+ outp(PAL_DATA_REG, p[(i)]);\r
+ }\r
+}\r
+\r
+void\r
+modexPalUpdate0(byte *p)\r
+{\r
+ int i;\r
+ //modexWaitBorder();\r
+ vga_wait_for_vsync();\r
+ outp(PAL_WRITE_REG, 0); /* start at the beginning of palette */\r
+ for(i=0; i<PAL_SIZE/2; i++)\r
+ {\r
+ outp(PAL_DATA_REG, rand());\r
+ }\r
+ //modexWaitBorder(); /* waits one retrace -- less flicker */\r
+ vga_wait_for_vsync();\r
+ for(; i<PAL_SIZE; i++)\r
+ {\r
+ outp(PAL_DATA_REG, rand());\r
+ }\r
+}\r
+\r
+void\r
+modexPalOverscan(byte *p, word col)\r
+{\r
+ //modexWaitBorder();\r
+ vga_wait_for_vsync();\r
+ outp(PAL_WRITE_REG, 0); /* start at the beginning of palette */\r
+ outp(PAL_DATA_REG, col);\r
+}\r
+\r
+//color checker~\r
+//i want to make another vesion that checks the palette when the palette is being appened~\r
+void modexchkcolor(bitmap_t *bmp, word *q, word *a, word *aa, word *z, word *i/*, word *offset*/)\r
+{\r
+ byte *pal;\r
+ word zz=0;\r
+ pal = modexNewPal();\r
+ modexPalSave(pal);\r
+ //printf("q: %02d\n", (*q));\r
+ printf("chkcolor start~\n");\r
+ printf("1 (*z): %d\n", (*z)/3);\r
+ printf("1 (*i): %d\n", (*i)/3);\r
+// printf("1 offset of color in palette (*q): %d\n", (*q)/3);\r
+ printf("wwwwwwwwwwwwwwww\n");\r
+ //check palette for dups\r
+ for(; (*z)<PAL_SIZE; (*z)+=3)\r
+ {\r
+ //printf("\n z: %d\n", (*z));\r
+ //printf(" q: %d\n", (*q));\r
+ //printf(" z+q: %d\n\n", ((*z)+(*q)));\r
+ //if((*z)%3==0)\r
+ //{\r
+//---- if(pal[(*z)]==pal[(*z)+3] && pal[(*z)+1]==pal[(*z)+4] && pal[(*z)+2]==pal[(*z)+5])\r
+ if((*z)==(*i))\r
+ {\r
+// printf("\n%d [%02d][%02d][%02d]\n", (*z), pal[(*z)], pal[(*z)+1], pal[(*z)+2]);\r
+// printf("%d [%02d][%02d][%02d]\n\n", (*z)+3, pal[(*z)+3], pal[(*z)+4], pal[(*z)+5]);\r
+//0000 (*z)-=3;\r
+ break;\r
+ }\r
+ else for(zz=0; zz<(*q); zz+=3)\r
+ {\r
+ //printf("zz: %02d\n", zz/3);\r
+ if(zz%3==0)\r
+ {\r
+ if(pal[((*z)+(*q))]==pal[((*z)+(*q))+3] && pal[((*z)+(*q))+1]==pal[((*z)+(*q))+4] && pal[((*z)+(*q))+2]==pal[((*z)+(*q))+5]) //break if duplicate colors found in palette because it have reached the end of the current data of the palette\r
+ {\r
+// (*z)-=3;\r
+// (*i)-=3;\r
+// printf("\nzq1:%d[%02d][%02d][%02d]\n", (zz+q), pal[(zz+q)], pal[(zz+q)+1], pal[(zz+q)+2]);\r
+// printf("zq2:%d[%02d][%02d][%02d]\n\n", (zz+q)+3, pal[(zz+q)+3], pal[(zz+q)+4], pal[(zz+q)+5]);\r
+ break;\r
+ }\r
+ else if(pal[zz]==pal[((*z)+(*q))] && pal[zz+1]==pal[((*z)+(*q))+1] && pal[zz+2]==pal[((*z)+(*q))+2])\r
+ {\r
+// printf("\n\nwwwwwwwwwwwwwwww\n");\r
+// 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]);\r
+// 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]);\r
+// //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]);\r
+// printf(" z : %d [%02d][%02d][%02d] offset value~\n", (*z)/3, pal[(*z)], pal[(*z)+1], pal[(*z)+2]);\r
+//++++ (*i)--;\r
+// (*z)--;\r
+ //expand dong here\r
+/*\r
+planned features that i plan to implement~\r
+image that has values on the pallete list!\r
+wwww\r
+no... wait.... no wwww\r
+*/\r
+ //for(zzii=0; zzii<3; zzii++)\r
+ //{\r
+ //printf("z+q: %d\n\n", ((*z)+(*q)));\r
+ a[(((*z)+(*q)))]=zz;\r
+ //}\r
+ (*aa)=(((*z)+(*q)));\r
+ printf("!! a[%02d]: %d\n", (((*z)+(*q))/3), zz/3);\r
+// printf("\n aa: %d\n\n", (*aa));\r
+// printf(" a[%02d]=(%02d) offset array i think the palette should be updated again~\n", ((*z)+(*q))/3, a[((*z)+(*q))/3]);\r
+// printf("wwwwwwwwwwwwwwww\n\n");\r
+ }\r
+ /*else\r
+ {\r
+ printf("================\n");\r
+ printf("zq: %d [%02d][%02d][%02d]\n", ((*z)+(*q))/3, pal[((*z)+(*q))], pal[((*z)+(*q))+1], pal[((*z)+(*q))+2]);\r
+ printf("zz: %d [%02d][%02d][%02d]\n", (zz)/3, pal[zz], pal[zz+1], pal[zz+2]);\r
+ printf("z : %d [%02d][%02d][%02d]\n", (*z)/3, pal[(*z)], pal[(*z)+1], pal[(*z)+2]);\r
+ printf("================\n");\r
+ }*/\r
+ //printf("[%d]", (zz+q));\r
+ }\r
+ }\r
+ }\r
+ printf("wwwwwwwwwwwwwwww\n");\r
+ printf("2 (*z): %d\n", (*z)/3);\r
+ printf("2 (*i): %d\n", (*i)/3);\r
+// printf("2 offset of color in palette (*q): %d\n", (*q)/3);\r
+ printf("chkcolor end~\n");\r
+ free(pal);\r
+}\r
+\r
+void modexputPixel(page_t *page, int x, int y, byte color)\r
+{\r
+ word pageOff = (word) page->data;\r
+ /* Each address accesses four neighboring pixels, so set\r
+ Write Plane Enable according to which pixel we want\r
+ to modify. The plane is determined by the two least\r
+ significant bits of the x-coordinate: */\r
+ modexSelectPlane(PLANE(x));\r
+ //outp(SC_INDEX, 0x02);\r
+ //outp(SC_DATA, 0x01 << (x & 3));\r
+\r
+ /* The offset of the pixel into the video segment is\r
+ offset = (width * y + x) / 4, and write the given\r
+ color to the plane we selected above. Heed the active\r
+ page start selection. */\r
+ VGA[(unsigned)((page->width/4) * y) + (x / 4) + pageOff] = color;\r
+\r
+}\r
+\r
+byte modexgetPixel(page_t *page, int x, int y)\r
+{\r
+ word pageOff = (word) page->data;\r
+ /* Select the plane from which we must read the pixel color: */\r
+ outpw(GC_INDEX, 0x04);\r
+ outpw(GC_INDEX+1, x & 3);\r
+\r
+ return VGA[(unsigned)((page->width/4) * y) + (x / 4) + pageOff];\r
+\r
+}\r
+\r
+void modexprint(page_t *page, word x, word y, word t, word col, word bgcol, const byte *str)\r
+{\r
+ word s, o, w;\r
+ word x_draw = x;\r
+ word addr = (word) romFontsData.l;\r
+ word addrq = (page->width/4) * y + (x / 4) + ((word)page->data);\r
+ word addrr = addrq;\r
+ byte c;\r
+\r
+ s=romFonts[t].seg;\r
+ o=romFonts[t].off;\r
+ w=romFonts[t].charSize;\r
+ romFontsData.chw=0;\r
+\r
+ for(; *str != '\0'; str++)\r
+ {\r
+ c = (*str);\r
+ if(c=='\n')\r
+ {\r
+ x = x_draw;\r
+ romFontsData.chw = 0;\r
+ addrq += (page->width / 4) * 8;\r
+ addrr = addrq;\r
+ y += 8;\r
+ continue;\r
+ }\r
+\r
+ // load the character into romFontsData.l\r
+ // no need for inline assembly!\r
+ // NTS: It might even be faster to just let the modexDrawChar point directly at ROM font than to copy per char! --J.C.\r
+ _fmemcpy(romFontsData.l,MK_FP(s,o+(w*c))/*ROM font location*/,w/*char size*/);\r
+ modexDrawChar(page, x_draw/*for mode X planar use*/, t, col, bgcol, addrr);\r
+ x_draw += 8; /* track X for edge of screen */\r
+ addrr += 2; /* move 8 pixels over (2 x 4 planar pixels per byte) */\r
+ }\r
+}\r
+\r
+void modexprintbig(page_t *page, word x, word y, word t, word col, word bgcol, const byte *str)\r
+{\r
+ word i, s, o, w, j, xp;\r
+ byte l[1024];\r
+ word addr = (word) l;\r
+ word chw=0;\r
+ byte c;\r
+\r
+ switch(t)\r
+ {\r
+ case 0:\r
+ w=14;\r
+ break;\r
+ case 1:\r
+ w=8;\r
+ break;\r
+ case 2:\r
+ w=8;\r
+ break;\r
+ case 3:\r
+ w=16;\r
+ break;\r
+ default:\r
+ t=3;\r
+ w=16;\r
+ break;\r
+ }\r
+\r
+ s=romFonts[t].seg;\r
+ o=romFonts[t].off;\r
+\r
+ for(; *str != '\0'; str++)\r
+ {\r
+ c = (*str);\r
+ if((c=='\n'/* || c=="\\r
+"*/)/* || chw>=page->width*/)\r
+ {\r
+ chw=0;\r
+ y+=w;\r
+ continue;\r
+ }\r
+ //load the letter 'A'\r
+ __asm {\r
+ PUSHF\r
+ PUSH ES\r
+ PUSH AX\r
+ PUSH BX\r
+ PUSH CX\r
+ PUSH DX\r
+ PUSH SI\r
+ PUSH DI\r
+\r
+ MOV DI, addr\r
+ MOV SI, o\r
+ MOV ES, s\r
+ SUB AH, AH\r
+ MOV AL, c ; the letter\r
+ MOV CX, w\r
+ MUL CX\r
+ ADD SI, AX ;the address of charcter\r
+ L1: MOV AX, ES:SI\r
+ MOV DS:DI, AX\r
+ INC SI\r
+ INC DI\r
+ DEC CX\r
+ JNZ L1\r
+\r
+ POP DI\r
+ POP SI\r
+ POP DX\r
+ POP CX\r
+ POP BX\r
+ POP AX\r
+ POP ES\r
+ POPF\r
+ }\r
+\r
+ for(i=0; i<w; i++)\r
+ {\r
+ j=1<<8;\r
+ xp=0;\r
+ while(j)\r
+ {\r
+ //modexputPixel(page, x+xp+chw, y+i, l[i] & j ? col:bgcol);\r
+ modexClearRegion(page, (x+xp+chw)*8, (y+i)*8, 8, 8, l[i] & j ? col:bgcol);\r
+ xp++;\r
+ j>>=1;\r
+ }\r
+ }\r
+ chw += xp;\r
+ }\r
+}\r
+\r
+/* palette dump on display! */\r
+void modexpdump(page_t *pee)\r
+{\r
+ int mult=(QUADWH);\r
+ int palq=(mult)*TILEWH;\r
+ int palcol=0;\r
+ int palx, paly;\r
+ for(paly=0; paly<palq; paly+=mult){\r
+ for(palx=0; palx<palq; palx+=mult){\r
+ modexClearRegion(pee, palx+TILEWH, paly+TILEWH, mult, mult, palcol);\r
+ palcol++;\r
+ }\r
+ }\r
+}\r
+\r
+/////////////////////////////////////////////////////////////////////////////\r
+// //\r
+// cls() - This clears the screen to the specified color, on the VGA or on //\r
+// the Virtual screen. //\r
+// //\r
+/////////////////////////////////////////////////////////////////////////////\r
+void modexcls(page_t *page, byte color, byte *Where)\r
+{\r
+ //modexClearRegion(page, 0, 0, page->width, page->height, color);\r
+ /* set map mask to all 4 planes */\r
+ outpw(SC_INDEX, 0xff02);\r
+ //_fmemset(VGA, color, 16000);\r
+ _fmemset(Where, color, page->width*(page->height)/4);\r
+}\r