int vid_set_mode(uint32_t mode)
{
short w, h;
#ifdef NOGRAPH
return 0;
#endif
// mode=0;
if (mode<=0)
return 0;
if (mode == Vid_current_mode)
return 0;
w=SM_W(mode);
h=SM_H(mode);
Vid_current_mode = mode;
//if (screen != NULL) gr_palette_clear();
// ogl_init_state();
gr_init_screen(BM_OGL, w, h, 0, 0, w, NULL);
//gr_enable_default_palette_loading();
ogl_init_window(w,h);//platform specific code
ogl_get_verinfo();
OGL_VIEWPORT(0,0,w,h);
ogl_set_screen_mode();
// gamefont_choose_game_font(w,h);
return 0;
}
short vga_set_mode(short mode)
{
int retcode;
unsigned int w,h,t,data, r;
#if defined(POLY_ACC)
if(mode != SM_640x480x15xPA)
{
Int3();
mprintf((0, "vga_set_mode(%d)\n", mode));
return 0;
}
#endif
LinearSVGABuffer=0;
if (!vga_installed)
return 1;
switch(mode)
{
case SM_ORIGINAL:
return 0;
case SM_320x200C:
if (!isvga()) return 1;
vga_set_misc_mode(0x13);
w = 320; r = 320; h = 200; t=BM_LINEAR; data = 0xA0000;
break;
case SM_640x400V:
retcode = vga_vesa_setmode( 0x100 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 640; r = 640; h = 400; t=BM_SVGA; data = 0;
break;
case SM_640x480V:
retcode = vga_vesa_setmode( 0x101 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 640; r = 640; h = 480; t=BM_SVGA; data = 0;
break;
case SM_800x600V:
retcode = vga_vesa_setmode( 0x103 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 800; h = 600; t=BM_SVGA; data = 0;
r=VesaGetRowSize (0x103);
break;
case SM_1024x768V:
retcode = vga_vesa_setmode( 0x105 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 1024; r = 1024; h = 768; t=BM_SVGA; data = 0;
r=VesaGetRowSize (0x105);
break;
case SM_1280x1024V:
retcode = vga_vesa_setmode( 0x107 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 1280; r = 1280; h = 1024; t=BM_SVGA; data = 0;
r=VesaGetRowSize (0x107);
break;
case SM_640x480V15:
retcode = vga_vesa_setmode( 0x110 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 640; r = 640*2; h=480; t=BM_SVGA15; data = 0;
break;
case SM_800x600V15:
retcode = vga_vesa_setmode( 0x113 );
//gr_enable_default_palette_loading();
if (retcode !=0 ) return retcode;
w = 800; r = 800*2; h=600; t=BM_SVGA15; data = 0;
break;
//super-special code for 3dmax high-res mode
case SM_320x400_3DMAX: // 3dmax 320x400
if (!isvga()) return 1;
gr_set_3dbios_mode(0x31);
//w = 320; r = 320/4; h = 400; t=BM_MODEX; data = 0;
w = 320; r = 320; h = 400; t=BM_SVGA; data = 0;
break;
//@@case 19:
//@@ if (!isvga()) return 1;
//@@ vga_set_misc_mode(0x13);
//@@ vga_set_cellheight( 3 );
//@@ w = 320; r = 320; h = 200; t=BM_LINEAR; data = 0xA0000;
//@@ break;
//@@
//@@case 20:
//@@ retcode = vga_vesa_setmode( 0x102 );
//@@ //gr_enable_default_palette_loading();
//@@ if (retcode !=0 ) return retcode;
//@@ vga_16_to_256();
//@@ vga_set_linear();
//@@ //gr_set_cellheight( 1 );
//@@ gr_vesa_setlogical( 400 );
//@@ w = 400; r = 400; h = 600; t=BM_SVGA; data = 0;
//@@ break;
//@@
//@@case 21:
//@@ if (!isvga()) return 1;
//@@ vga_set_misc_mode(0xd);
//@@ vga_16_to_256();
//@@ vga_set_linear();
//@@ //gr_set_cellheight( 3 );
//@@ w = 160; r = 160; h = 200; t=BM_LINEAR; data = 0xA0000;
//@@ break;
case SM_320x200U:
case SM_320x240U:
case SM_360x200U:
case SM_360x240U:
case SM_376x282U:
case SM_320x400U:
case SM_320x480U:
case SM_360x400U:
case SM_360x480U:
case SM_360x360U:
case SM_376x308U:
case SM_376x564U: //mode X modes
if (!isvga()) return 1;
w = gr_modex_setmode( mode );
//gr_enable_default_palette_loading();
h = w & 0xffff; w = w >> 16; r = w / 4;t = BM_MODEX; data = 0;
break;
#if defined(POLY_ACC)
case SM_640x480x15xPA:
pa_set_mode(mode);
w = 640; r = 640*2; h=480; t=BM_LINEAR15; data = 0; //$$ data should be what?
#ifdef PA_3DFX_VOODOO
r=2048;
#endif
break;
#endif
default: //unknown mode!!! Very bad!!
Error("Unknown mode %d in vga_set_mode()",mode);
}
// if (vga_palette_realized && (vga_prevent_palette_loading==0))
// gr_pal_setblock( 0, 256, gr_palette);
// return 0;
VGA_current_mode = mode;
#if defined(POLY_ACC)
vga_screen_addr = pa_get_buffer_address(0);
#else
if (LinearSVGABuffer)
{
mprintf ((0,"GREEEEAT!\n"));
t=BM_LINEAR;
vga_screen_addr=(ubyte *)VesaGetPtr();
}
else
vga_screen_addr=(ubyte *)0xa0000;
#endif
gr_palette_clear();
return gr_init_screen( t,w,h,0,0,r,vga_screen_addr);
}
