byte far* VGA=(byte far*) 0xA0000000; /* this points to video memory. */\r
\r
static void fadePalette(sbyte fade, sbyte start, word iter, byte *palette);\r
-static byte tmppal[PAL_SIZE];
+static byte tmppal[PAL_SIZE];\r
int old_mode;\r
-
-/////////////////////////////////////////////////////////////////////////////
-// //
-// setvideo() - This function Manages the video modes //
-// //
-/////////////////////////////////////////////////////////////////////////////
-void VGAmodeX(sword vq)
-{
- union REGS in, out;
-
- if(!vq)
- { // deinit the video
- // change to the video mode we were in before we switched to mode 13h
- modexLeave();
- in.h.ah = 0x00;
- in.h.al = old_mode;
- int86(0x10, &in, &out);
-
- }
- else if(vq==1)
- { // init the video
- // get old video mode
- in.h.ah = 0xf;
- int86(0x10, &in, &out);
- old_mode = out.h.al;
- // enter mode
- modexEnter();
- }
-}
+\r
+/////////////////////////////////////////////////////////////////////////////\r
+// //\r
+// setvideo() - This function Manages the video modes //\r
+// //\r
+/////////////////////////////////////////////////////////////////////////////\r
+void VGAmodeX(sword vq)\r
+{\r
+ union REGS in, out;\r
+\r
+ if(!vq)\r
+ { // deinit the video\r
+ // change to the video mode we were in before we switched to mode 13h\r
+ modexLeave();\r
+ in.h.ah = 0x00;\r
+ in.h.al = old_mode;\r
+ int86(0x10, &in, &out);\r
+\r
+ }\r
+ else if(vq==1)\r
+ { // init the video\r
+ // get old video mode\r
+ in.h.ah = 0xf;\r
+ int86(0x10, &in, &out);\r
+ old_mode = out.h.al;\r
+ // enter mode\r
+ modexEnter();\r
+ }\r
+}\r
\r
static void\r
vgaSetMode(byte mode)\r
}\r
\r
\r
-/* utility */
+/* utility */\r
void\r
modexPalUpdate(bitmap_t *bmp, word *i, word qp, word aqoffset)\r
{\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: */
- //modexSelectPlane(PLANE(x));\r
- outp(SC_INDEX, 0x02);\r
- outp(SC_DATA, 0x01 << (x & 3));\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
}\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
\r
return VGA[(unsigned)((page->width/4) * y) + (x / 4) + pageOff];\r
\r
-}
-
-void modexhlin(page_t *page, word xl, word xh, word y, word color)
-{
- word x;
- word yy=0;
-
- for(x=0;x<xh*4;x+=4)
- {
- if(x+4>=SCREEN_WIDTH-1){ x=0; yy+=4; }
- modexClearRegion(page, x+xl, y+yy, 4, 4, color);
- }
- //modexputPixel(page, x+xl, y, color);
+}\r
+\r
+void modexhlin(page_t *page, word xl, word xh, word y, word color)\r
+{\r
+ word x;\r
+ word yy=0;\r
+\r
+ for(x=0;x<xh*4;x+=4)\r
+ {\r
+ if(x+4>=SCREEN_WIDTH-1){ x=0; yy+=4; }\r
+ modexClearRegion(page, x+xl, y+yy, 4, 4, color);\r
+ }\r
+ //modexputPixel(page, x+xl, y, color);\r
}\r
\r
void modexprint(page_t *page, word x, word y, word t, word col, word bgcol, const byte *str)\r
-{
- word i, s, o, w, j, xp;
+{\r
+ word i, s, o, w, j, xp;\r
byte l[1024];\r
- word addr = (word) l;
- word chw=0;
- byte c;
-
+ word addr = (word) l;\r
+ word chw=0;\r
+ byte c;\r
+\r
switch(t)\r
{\r
- case 0:
+ case 0:\r
w=14;\r
break;\r
- case 1:
+ case 1:\r
w=8;\r
break;\r
- case 2:
+ case 2:\r
w=8;\r
break;\r
- case 3:
+ case 3:\r
w=16;\r
break;\r
- default:
+ default:\r
t=3;\r
w=16;\r
break;\r
- }
+ }\r
\r
s=romFonts[t].seg;\r
- o=romFonts[t].off;
+ o=romFonts[t].off;\r
\r
for(; *str != '\0'; str++)\r
- {
- c = (*str);
- if((c=='\n'/* || c=="\
-"*/) || chw
->=page->width)
- {
- chw=0;
- y+=w;
- continue;
- }
+ {\r
+ c = (*str);\r
+ if((c=='\n'/* || c=="\\r
+"*/) || chw\r
+>=page->width)\r
+ {\r
+ chw=0;\r
+ y+=w;\r
+ continue;\r
+ }\r
//load the letter 'A'\r
__asm {\r
MOV DI, addr\r
INC DI\r
DEC CX\r
JNZ L1\r
- }
+ }\r
\r
- for(i=0; i<w; i++)
+ for(i=0; i<w; i++)\r
{\r
- j=1<<8;
+ j=1<<8;\r
xp=0;\r
- while(j)
- {
- modexputPixel(page, x+xp+chw, y+i, l[i] & j ? col:bgcol);
- xp++;
- j>>=1;
- }
+ while(j)\r
+ {\r
+ modexputPixel(page, x+xp+chw, y+i, l[i] & j ? col:bgcol);\r
+ xp++;\r
+ j>>=1;\r
+ }\r
}\r
chw += xp;\r
}\r
-}
-
+}\r
+\r
void modexprintbig(page_t *page, word x, word y, word t, word col, word bgcol, const byte *str)\r
-{
- word i, s, o, w, j, xp;
+{\r
+ word i, s, o, w, j, xp;\r
byte l[1024];\r
- word addr = (word) l;
- word chw=0;
- byte c;
-
+ word addr = (word) l;\r
+ word chw=0;\r
+ byte c;\r
+\r
switch(t)\r
{\r
- case 0:
+ case 0:\r
w=14;\r
break;\r
- case 1:
+ case 1:\r
w=8;\r
break;\r
- case 2:
+ case 2:\r
w=8;\r
break;\r
- case 3:
+ case 3:\r
w=16;\r
break;\r
- default:
+ default:\r
t=3;\r
w=16;\r
break;\r
- }
+ }\r
\r
s=romFonts[t].seg;\r
- o=romFonts[t].off;
+ o=romFonts[t].off;\r
\r
for(; *str != '\0'; str++)\r
- {
- c = (*str);
- if((c=='\n'/* || c=="\
-"*/)/* || chw>=page->width*/)
- {
- chw=0;
- y+=w;
- continue;
- }
+ {\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
MOV DI, addr\r
INC DI\r
DEC CX\r
JNZ L1\r
- }
+ }\r
\r
- for(i=0; i<w; i++)
+ for(i=0; i<w; i++)\r
{\r
- j=1<<8;
+ j=1<<8;\r
xp=0;\r
- while(j)
- {
- //modexputPixel(page, x+xp+chw, y+i, l[i] & j ? col:bgcol);
- modexClearRegion(page, (x+xp+chw)*8, (y+i)*8, 8, 8, l[i] & j ? col:bgcol);
- xp++;
- j>>=1;
- }
+ 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
projects / 16.git / blobdiff