void main(void)
{
int i, r, g, b;
x_set_mode(X_MODE_360x480, 360);
for (b = 0; b < 6; b++)
for (g = 0; g < 6; g++)
for (r = 0; r < 6; r++)
x_set_rgb(b + 6 * g + 36 * r,
12 * b + 3, 12 * g + 3, 12 * r + 3);
for (i = 216; i < 256; i++)
x_set_rgb(i, i - 193, i - 193, 279 - i);
for (i = 0; i <= 1080; i++) {
x_bezier(i, 240, 90, i, 270, 479-i, 359 - i, 240,
6, i ,0);
}
for (i = 720; i >= 0; i--) {
x_bezier(360 - i, i/3, 360 - i, i, i, i, i, i/3,
4, i ,0);
x_bezier(360 - i, 479-i/3, 360 - i, 479-i, i, 479-i, i, 479-i/3,
4, i ,0);
}
getch();
x_text_mode();
}
void exitfunc(void){
x_mouse_remove();
x_remove_vsync_handler();
x_text_mode();
printf("Thanks to everyone who assisted in the development of XLIB.\n");
printf("\nSpecial thanks to Matthew Mackenzie for contributing \n");
printf("lots of code, documentation and ideas.\n\n");
printf("If you make any money using this code and you're the generous\n");
printf("type please send us some, or at least a copy of your program!\n");
}
void main(void)
{
int i;
x_set_mode(1, 320);
for (i = 0; i < 120; i++) {
x_circle(0, 0, i, 121 - i, 0);
x_circle(319 - i, 0, i, i - 20, 0);
x_circle(0, 239 - i, i, i - 20, 0);
x_circle(319 - i, 239 - i, i, 121 - i, 0);
x_filled_circle(40 + i, i, 241 - (i << 1), i+1, 0);
}
getch();
x_text_mode();
}
void main(){
int i,j,handle,size,comp_size;
char far * tempbuff,far * diskbuff;
pbm = farmalloc(20 * 30 + 2);
x_bm_to_pbm( MK_FP(FP_SEG(turtle),FP_OFF(turtle)), pbm);
x_set_mode(X_MODE_360x240,360);
load_user_fonts();
x_bgprintf(0,0,0,14,0,
"This is a demo of RLE compression of 360x240 video screen to ");
x_bgprintf(0,8,0,14,0,
"disk. Uncompressed, this screen requires a file of size ");
x_bgprintf(0,16,0,14,0,"86400 (360x240) bytes.");
x_bgprintf(0,48,0,14,0,
"Press a key to draw the image and save it to screen:");
getch();
x_rect_fill(0,0,ScrnPhysicalPixelWidth,ScrnPhysicalHeight,0,0);
for (j=0;j<(ScrnPhysicalHeight/30);j++)
for (i=0;i<(ScrnPhysicalPixelWidth/20);i++)
x_put_masked_pbm(i*20, j*30, 0, pbm);
x_set_start_addr(0,240);
x_bgprintf(0,0,240*90,14,0,
"Now compressing and writing to file 'screen.dat'.");
x_bgprintf(0,8,240*90,14,0,"Please wait... ");
if((handle=f_open("screen.dat",F_WRONLY))==FILE_ERR)
error("Unable to open 'screen.dat' for writing.");
size=0;
tempbuff=farmalloc(90*240);
diskbuff=farmalloc(90*240);
buffsize=(int far *)farmalloc(2);
for (i=0;i<4;i++){
x_select_default_plane(i);
if (!(j=x_buff_RLEncode(MK_FP(0xA000,0),tempbuff,90*240)))
error("Error buff compressing");
*buffsize=j;
f_writefar(handle,(char far *)buffsize,2);
f_writefar(handle,tempbuff,j);
size+=j;
}
comp_size=size;
f_close(handle);
if((handle=f_open("screen.raw",F_WRONLY))==FILE_ERR)
error("Unable to open 'screen.dat' for writing.");
for (i=0;i<4;i++){
x_select_default_plane(i);
f_writefar(handle,MK_FP(0xA000,0),90*240);
}
f_close(handle);
x_bgprintf(0,8,240*90,14,0,"Done. Press a key to restore.");
getch();
x_rect_fill(0,0,ScrnPhysicalPixelWidth,ScrnPhysicalHeight,0,0);
x_set_start_addr(0,0);
if((handle=f_open("screen.dat",F_RDONLY))==FILE_ERR)
error("Unable to open 'screen.dat' for reading.");
size=0;
for (i=0;i<4;i++){
x_select_default_plane(i);
f_readfar(handle,(char far *)buffsize,2);
f_readfar(handle,diskbuff,*buffsize);
j=x_buff_RLDecode(diskbuff,MK_FP(0xA000,0));
size+=j;
}
f_close(handle);
getch();
x_text_mode();
printf("screen size = 86400 compressed = %u",comp_size);
}
void error(char * string){
x_text_mode();
printf("%s\n",string);
exit(0);
}
void main(){
int i, j, xinc, yinc, Margin;
char ch;
WORD curr_x=0, curr_y=0;
pal = (char far *) farmalloc(256*3);
pal2 = (char far *) farmalloc(256*3);
userfnt1 = (char far *) farmalloc(256*16+4);
/* INITIALIZE XLIB */
/* we set up Mode X 360x200x256 with a logical width of ~ 500 */
/* pixels; we actually get 496 due to the fact that the width */
/* must be divisible by 8 */
x_text_mode(); /* make sure VGA is in color mode, if possible */
x_set_mode(X_MODE_360x200,500); /* actually is set to 496 */
x_install_vsync_handler(2);
x_set_splitscreen(ScrnPhysicalHeight-60); /* split screen 60 pixels high */
x_set_doublebuffer(220);
x_text_init();
x_hide_splitscreen();
x_mouse_init();
MouseColor=2;
atexit(exitfunc);
/* DRAW BACKGROUND LINES */
for(j=0;j<ScrnPhysicalHeight;j++){
x_line(0,j,ScrnLogicalPixelWidth,j,16+(j%239),VisiblePageOffs);
}
ctrlbrk(terminate);
x_get_pal_struc(pal, 240,16);
load_user_fonts();
intro_1();
x_set_font(2);
x_hide_mouse();
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " Hi, folks. This is yet another FREEWARE Mode X");
x_printf(textwindow_x+5,50+8 ,VisiblePageOffs,9, " graphics library. It is by no means complete,");
x_printf(textwindow_x+5,50+16,VisiblePageOffs,9, " but I believe it contains a rich enough set of");
x_printf(textwindow_x+5,50+24,VisiblePageOffs,9, " functions to achieve its design goal - to be");
x_printf(textwindow_x+5,50+32,VisiblePageOffs,9, " a game development oriented library for");
x_printf(textwindow_x+5,50+40,VisiblePageOffs,9, " Borland TC/BC/BC++ and TASM programmers.");
x_printf(textwindow_x+5,50+48,VisiblePageOffs,9, " This library comes with TASM and C sources.");
x_printf(textwindow_x+5,50+56,VisiblePageOffs,9, " It was inspired by the DDJ Graphics column and");
x_printf(textwindow_x+5,50+64,VisiblePageOffs,9, " many INTERNET and USENET authors who, unlike the");
x_printf(textwindow_x+5,50+72,VisiblePageOffs,9, " majority of programmers (you know who you are!),");
x_printf(textwindow_x+5,50+80,VisiblePageOffs,9, " willingly share their code and ideas with others.");
x_printf(textwindow_x+5,50+88,VisiblePageOffs,9, " I can't afford, nor do I want, to copyright");
x_printf(textwindow_x+5,50+96,VisiblePageOffs,9, " this code - but if you use it, some credit would ");
x_printf(textwindow_x+5,50+104,VisiblePageOffs,9," be appreciated. ");
wait_for_keypress();
subsequent_page();
x_set_font(0);
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6,"Supported 256 colour resolutions.");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3,"Supported 256 colour resolutions.");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " 320x200 Standard for games ~ 4 pages");
x_printf(textwindow_x+5,50+8 ,VisiblePageOffs,9, " 320x240 DDJ Mode X square pixels ~ 3.5 pages");
x_printf(textwindow_x+5,50+16,VisiblePageOffs,9, " 360x200 My favourite for games ~ 3 pages ");
x_printf(textwindow_x+5,50+24,VisiblePageOffs,9, " 360x240 ~ 2.8 pages");
x_printf(textwindow_x+5,50+32,VisiblePageOffs,9, " 320x400 ~ 2 pages ");
x_printf(textwindow_x+5,50+40,VisiblePageOffs,9, " 320x480 All subsequent modes support");
x_printf(textwindow_x+5,50+48,VisiblePageOffs,9, " 360x400 less than two pages.");
x_printf(textwindow_x+5,50+56,VisiblePageOffs,9, " 360x480");
x_printf(textwindow_x+5,50+64,VisiblePageOffs,9, " 376x282,360x360,376x308,376x564,256x200,256x240");
x_printf(textwindow_x+5,50+72,VisiblePageOffs,9, " Phew! and they'll run on all VGA cards and ");
x_printf(textwindow_x+5,50+80,VisiblePageOffs,9, " monitors (some of the weird ones are best suited");
x_printf(textwindow_x+5,50+88,VisiblePageOffs,9, " to monitors with both vert & horiz adjustments)");
x_printf(textwindow_x+5,50+98,VisiblePageOffs,2, " ");
x_printf(textwindow_x+5,50+106,VisiblePageOffs,2," Overkill? Maybe!! ");
wait_for_keypress();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," Text display functions.");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," Text display functions.");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " Several text printing functions are provided.");
x_printf(textwindow_x+5,50+8 ,VisiblePageOffs,9, " They support the VGA ROM 8x14 and 8x8 fonts as");
x_printf(textwindow_x+5,50+16,VisiblePageOffs,9, " well as user-defined fonts (like this 6x8 font).");
x_printf(textwindow_x+5,50+24,VisiblePageOffs,9, " Furthermore, a function similar to printf is");
x_printf(textwindow_x+5,50+32,VisiblePageOffs,9, " included which provides formatted text output.");
x_printf(textwindow_x+5,50+40,VisiblePageOffs,9, " User defined fonts may be proportionally spaced");
x_printf(textwindow_x+5,50+58,VisiblePageOffs,9, " but have a maximum width of 8 pixels.");
wait_for_keypress();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," Advanced screen functions.");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," Advanced screen functions.");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " The library supports virtual screens larger");
x_printf(textwindow_x+5,50+8 ,VisiblePageOffs,9, " than the physical screen, panning of such");
x_printf(textwindow_x+5,50+16,VisiblePageOffs,9, " screens, and a split screen option.");
x_printf(textwindow_x+5,50+24,VisiblePageOffs,9, " These functions can be used together or");
x_printf(textwindow_x+5,50+32,VisiblePageOffs,9, " in isolation, and in the lower resolutions");
x_printf(textwindow_x+5,50+40,VisiblePageOffs,9, " double buffering can also be accomplished.");
x_rect_fill(0, 0, ScrnPhysicalPixelWidth,60,SplitScrnOffs,5);
x_line(0,0,ScrnPhysicalPixelWidth,0,2,SplitScrnOffs);
x_set_font(1);
x_printf(10,10,SplitScrnOffs,2, " This is a split screen, tops for scores.");
x_set_font(0);
for (i=ScrnPhysicalHeight;i>ScrnPhysicalHeight-60;i--){
x_adjust_splitscreen(i);
}
x_printf(10,25,SplitScrnOffs,2, " Even better for scrolling games etc.");
x_cp_vid_rect(0,0,ScrnLogicalPixelWidth,ScrnLogicalHeight,0,0,
VisiblePageOffs,HiddenPageOffs,
ScrnLogicalPixelWidth,ScrnLogicalPixelWidth);
x_show_mouse();
wait_for_keypress();
curr_x=curr_y=0;
init_object(60,90,4, 12, -1, 1, MK_FP(FP_SEG(bm2),FP_OFF(bm2)));
init_object(30,30,4, 12, 1, 1, MK_FP(FP_SEG(bm),FP_OFF(bm)));
init_object(80,120,4, 12, 2, 1, MK_FP(FP_SEG(bm),FP_OFF(bm)));
init_object(300,200,4, 12, 1, -2, MK_FP(FP_SEG(bm),FP_OFF(bm)));
init_object(360,30,4, 12, -1, -1, MK_FP(FP_SEG(bm),FP_OFF(bm)));
init_object(360,10,4, 12, -2, 2, MK_FP(FP_SEG(bm),FP_OFF(bm)));
x_hide_mouse();
while (!kbhit()&& !(MouseButtonStatus==LEFT_PRESSED)){
animate();
if (objects[0].X>=curr_x+ScrnPhysicalPixelWidth-32 &&
curr_x < MaxScrollX) curr_x++;
else if (objects[0].X < curr_x+16 && curr_x > 0) curr_x--;
if (objects[0].Y>=curr_y+ScrnPhysicalHeight-92 &&
curr_y < MaxScrollY) curr_y++;
else if (objects[0].Y < curr_y+16 && curr_y > 0) curr_y--;
x_page_flip(curr_x,curr_y);
while(StartAddressFlag);
}
while(MouseButtonStatus==LEFT_PRESSED);
while(kbhit()) getch();
clear_objects();
x_page_flip(curr_x,curr_y);
while(StartAddressFlag);
x_set_start_addr(0,0);
for (j=0;j<4;j++){
x_hide_splitscreen();
delay(100);
x_show_splitscreen();
delay(100);
}
for (i=ScrnPhysicalHeight-60;i<=ScrnPhysicalHeight;i++){
x_adjust_splitscreen(i);
}
x_hide_mouse();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," Palette functions.");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," Palette functions.");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " A number of palette manipulation functions");
x_printf(textwindow_x+5,50+8 ,VisiblePageOffs,9, " are provided. You have already seen some of");
x_printf(textwindow_x+5,50+16,VisiblePageOffs,9, " them in action. Another common operation is");
x_printf(textwindow_x+5,50+24,VisiblePageOffs,9, " palette fading. ");
i=0;
ch=255;
while (x_cpcontrast_pal_struc(pal, pal2,ch-=2)){
x_put_pal_struc(pal2);
x_rot_pal_struc(pal,palscrolldir);
i++;
};
for (j=0;j<i;j++){
x_cpcontrast_pal_struc(pal, pal2,ch+=2);
x_put_pal_struc(pal2);
x_rot_pal_struc(pal,palscrolldir);
};
wait_for_keypress();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," NEW Version 3.0 Functions!");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," NEW Version 3.0 Functions!");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " NEW functions not demonstrated here include:");
x_printf(textwindow_x+5,50+10,VisiblePageOffs,9, " - RLE data compression");
x_printf(textwindow_x+5,50+20,VisiblePageOffs,9, " - FAST compiled masked bitmaps");
x_printf(textwindow_x+5,50+30,VisiblePageOffs,9, " - Hardware detection");
x_show_mouse();
wait_for_keypress();
x_hide_mouse();
for (i = 0; i < 150; i++) {
x_circle(0, 0, i, 181 - i, VisiblePageOffs);
x_circle(360 - i, 0, i, i + 30, VisiblePageOffs);
x_circle(0, 200 - i, i, i + 30, VisiblePageOffs);
x_circle(360 - i, 200 - i, i, 181 - i, VisiblePageOffs);
}
for (i = 0; i < 100; i++)
x_filled_circle(80 + i, i, 201 - (i << 1), 30+i, VisiblePageOffs);
x_show_mouse();
wait_for_keypress();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," NEW Version 4.0 Functions!");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," NEW Version 4.0 Functions!");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " NEW functions not demonstrated here include:");
x_printf(textwindow_x+5,50+10,VisiblePageOffs,9, " - FAST VRAM-based masked bitmaps, including");
x_printf(textwindow_x+5,50+18,VisiblePageOffs,9, " support for clipping regions");
x_printf(textwindow_x+5,50+28,VisiblePageOffs,9, " - Faster, smaller compiled bitmaps");
x_printf(textwindow_x+5,50+38,VisiblePageOffs,9, " - Improved planar bitmap performance and");
x_printf(textwindow_x+5,50+46,VisiblePageOffs,9, " additional support for clipping");
x_printf(textwindow_x+5,50+56,VisiblePageOffs,9, " - mouse module");
x_printf(textwindow_x+5,50+66,VisiblePageOffs,9, " - Detection of math co-processor and mouse");
x_printf(textwindow_x+5,50+76,VisiblePageOffs,9, " - Bezier curve module");
x_printf(textwindow_x+5,50+86,VisiblePageOffs,9, " - Four new resolutions, including one with");
x_printf(textwindow_x+5,50+94,VisiblePageOffs,9, " square pixels (376x282)");
x_printf(textwindow_x+5,50+104,VisiblePageOffs,9, " - More bug fixes");
wait_for_keypress();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," NEW Version 5.0 Functions!");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," NEW Version 5.0 Functions!");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " - *FAST* filled and clipped triangles ideal for");
x_printf(textwindow_x+5,50+10,VisiblePageOffs,9, " 3D work. Thanks to S. Dollins for the code.");
x_printf(textwindow_x+5,50+20,VisiblePageOffs,9, " - Filled and clipped polygons, C++ Compatible");
x_printf(textwindow_x+5,50+30,VisiblePageOffs,9, " - header files, and of course bug fixes!");
x_show_mouse();
wait_for_keypress();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," NEW Version 6.0 Functions!");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," NEW Version 6.0 Functions!");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " - Fast flood filling functions ");
x_printf(textwindow_x+5,50+10,VisiblePageOffs,9, " - New pbm flipping put functions.");
x_printf(textwindow_x+5,50+20,VisiblePageOffs,9, " - Timer synchronized vertical retrace");
x_printf(textwindow_x+5,50+30,VisiblePageOffs,9, " - Tripple buffering extensions");
x_printf(textwindow_x+5,50+40,VisiblePageOffs,9, " Checkout demo 9 and 10 for previews");
x_show_mouse();
wait_for_keypress();
randomize();
x_hide_mouse();
while(kbhit()) getch();
palscrolldir^=1;
do {
int x0,x1,x2,y0,y1,y2,i;
i=random(256);
x0=random(ScrnLogicalPixelWidth);
x1=random(ScrnLogicalPixelWidth);
x2=random(ScrnLogicalPixelWidth);
y0=random(ScrnPhysicalHeight);
y1=random(ScrnPhysicalHeight);
y2=random(ScrnPhysicalHeight);
x_triangle(x0,y0,x1,y1,x2,y2,i,VisiblePageOffs);
} while (!kbhit() && !(MouseButtonStatus==LEFT_PRESSED));
while(MouseButtonStatus==LEFT_PRESSED);
while(kbhit()) getch();
x_show_mouse();
subsequent_page();
x_printf(textwindow_x+24,textwindow_y+18,VisiblePageOffs,6," PLEASE...");
x_printf(textwindow_x+23,textwindow_y+17,VisiblePageOffs,3," PLEASE...");
x_set_font(2);
x_printf(textwindow_x+5,50 ,VisiblePageOffs,9, " Please mention my name in programs that use XLIB");
x_printf(textwindow_x+5,50+8 ,VisiblePageOffs,9, " just to make me feel it was worth the effort.");
x_printf(textwindow_x+5,50+16,VisiblePageOffs,9, " If you have any bug to report please feel free to");
x_printf(textwindow_x+5,50+24,VisiblePageOffs,9, " mail me a message. Any hints, suggestions and");
x_printf(textwindow_x+5,50+32,VisiblePageOffs,9, " contributions are welcome and encouraged.");
x_printf(textwindow_x+5,50+52,VisiblePageOffs,9, " I have contributed this code to the public domain.");
x_printf(textwindow_x+5,50+60,VisiblePageOffs,9, " Please respect my wishes and leave it there.");
x_printf(textwindow_x+5,50+80,VisiblePageOffs,9, " Finally, I hope you all find this stuff useful,");
x_printf(textwindow_x+5,50+96,VisiblePageOffs,9, " Themie Gouthas - [email protected]");
wait_for_keypress();
x_hide_mouse();
x_shift_rect (27, 27, 360-27, 177, 27, 23, VisiblePageOffs);
x_rect_fill(25, 173, 335, 176, VisiblePageOffs, 1);
for (i = 0; i < 50; i++) {
x_shift_rect (27, 26, 360-27, 177 - (i * 3), 27, 23, VisiblePageOffs);
}
}
void main ( void )
{
WORD x, y;
x_set_mode( X_MODE_320x240, 640 );
for( y=0; y<240; y++ )
for( x=0; x<640; x++ )
{
//x_put_pix( x, y, 0, (x*4)/5 );
if ( y<118 )
x_put_pix( x, y, 0, (x*y&63) );
else
x_put_pix( x, y, 160, (x*y&63) );
}
getch();
_disable();
OldTimer=_dos_getvect( 0x8 );
_dos_setvect( 0x8, SplitIRQ );
outp( 0x43, 0x30 );
outp( 0x40, 0 );
outp( 0x40, 0 );
_enable();
x=0;
while( !kbhit() )
{
SplitPos = x;
outpw( 0x3d4, 0xc | (SplitPos & 0xff00) );
outpw( 0x3d4, 0xd | (SplitPos << 8) );
SplitVal = ( ( 40*3 - 1 - SplitPos ) << 8 ) | 0x13;
//_border(1);
sync();
nsync();
nhsync();
//outp( 0x43, 0x30 );
outp( 0x40, DIVISOR & 0x00ff );
outp( 0x40, DIVISOR >> 8 );
x++;
if( x == 80 )
x=0;
}
_disable();
outp( 0x43, 0x36 );
outp( 0x40, 0 );
outp( 0x40, 0 );
_dos_setvect( 0x8, OldTimer );
_enable();
getch();
x_text_mode();
}
