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Beginnings of the code that should allow DOS programs to set their 

color palette.
This commit is contained in:
Admiral Coeyman 2002-03-20 00:55:05 +00:00 committed by Alexandre Julliard
parent b7d819953e
commit 3a4512b1ff
3 changed files with 120 additions and 1 deletions
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8
dlls/winedos/int10.c
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@ -562,7 +562,9 @@ void WINAPI DOSVM_Int10Handler( CONTEXT86 *context )
case 0x10: case 0x10:
switch AL_reg(context) { switch AL_reg(context) {
case 0x00: /* SET SINGLE PALETTE REGISTER */ case 0x00: /* SET SINGLE PALETTE REGISTER */
FIXME("Set Single Palette Register - Not Supported\n"); FIXME("Set Single Palette Register - Not tested\n");
/* BH is the value BL is the register */
VGA_SetColor16((int)BL_reg(context),(int)BH_reg(context));
break; break;
case 0x01: /* SET BORDER (OVERSCAN) */ case 0x01: /* SET BORDER (OVERSCAN) */
/* Text terminals have no overscan */ /* Text terminals have no overscan */
@ -570,12 +572,16 @@ void WINAPI DOSVM_Int10Handler( CONTEXT86 *context )
break; break;
case 0x02: /* SET ALL PALETTE REGISTERS */ case 0x02: /* SET ALL PALETTE REGISTERS */
FIXME("Set all palette registers - Not Supported\n"); FIXME("Set all palette registers - Not Supported\n");
/* DX:ES points to a 17 byte table of colors */
/* No return data listed */
/* I'll have to update my table and the default palette */
break; break;
case 0x03: /* TOGGLE INTENSITY/BLINKING BIT */ case 0x03: /* TOGGLE INTENSITY/BLINKING BIT */
FIXME("Toggle Intensity/Blinking Bit - Not Supported\n"); FIXME("Toggle Intensity/Blinking Bit - Not Supported\n");
break; break;
case 0x07: /* GET INDIVIDUAL PALETTE REGISTER */ case 0x07: /* GET INDIVIDUAL PALETTE REGISTER */
FIXME("Get Individual Palette Register - Not Supported\n"); FIXME("Get Individual Palette Register - Not Supported\n");
/* BL is register to read [ 0-15 ] BH is return value */
break; break;
case 0x08: /* READ OVERSCAN (BORDER COLOR) REGISTER */ case 0x08: /* READ OVERSCAN (BORDER COLOR) REGISTER */
FIXME( FIXME(

112
dlls/winedos/vga.c
View File

@ -46,6 +46,33 @@ static int vga_depth;
typedef HRESULT (WINAPI *DirectDrawCreateProc)(LPGUID,LPDIRECTDRAW *,LPUNKNOWN); typedef HRESULT (WINAPI *DirectDrawCreateProc)(LPGUID,LPDIRECTDRAW *,LPUNKNOWN);
static DirectDrawCreateProc pDirectDrawCreate; static DirectDrawCreateProc pDirectDrawCreate;
/*
* For simplicity, I'm creating a second palette.
* 16 color accesses will use these pointers and insert
* entries from the 64-color palette into the default
* palette. --Robert 'Admiral' Coeyman
*/
static char vga_16_palette[17]={
0x00, /* 0 - Black */
0x01, /* 1 - Blue */
0x02, /* 2 - Green */
0x03, /* 3 - Cyan */
0x04, /* 4 - Red */
0x05, /* 5 - Magenta */
0x14, /* 6 - Brown */
0x07, /* 7 - Light gray */
0x38, /* 8 - Dark gray */
0x39, /* 9 - Light blue */
0x3a, /* A - Light green */
0x3b, /* B - Light cyan */
0x3c, /* C - Light red */
0x3d, /* D - Light magenta */
0x3e, /* E - Yellow */
0x3f, /* F - White */
0x00 /* Border Color */
};
static PALETTEENTRY vga_def_palette[256]={ static PALETTEENTRY vga_def_palette[256]={
/* red green blue */ /* red green blue */
{0x00, 0x00, 0x00}, /* 0 - Black */ {0x00, 0x00, 0x00}, /* 0 - Black */
@ -67,6 +94,80 @@ static PALETTEENTRY vga_def_palette[256]={
{0,0,0} /* FIXME: a series of continuous rainbow hues should follow */ {0,0,0} /* FIXME: a series of continuous rainbow hues should follow */
}; };
/*
* This palette is the dos default, converted from 18 bit color to 24.
* It contains only 64 entries of colors--all others are zeros.
* --Robert 'Admiral' Coeyman
*/
static PALETTEENTRY vga_def64_palette[256]={
/* red green blue */
{0x00, 0x00, 0x00}, /* 0x00 Black */
{0x00, 0x00, 0xaa}, /* 0x01 Blue */
{0x00, 0xaa, 0x00}, /* 0x02 Green */
{0x00, 0xaa, 0xaa}, /* 0x03 Cyan */
{0xaa, 0x00, 0x00}, /* 0x04 Red */
{0xaa, 0x00, 0xaa}, /* 0x05 Magenta */
{0xaa, 0xaa, 0x00}, /* 0x06 */
{0xaa, 0xaa, 0xaa}, /* 0x07 Light Gray */
{0x00, 0x00, 0x55}, /* 0x08 */
{0x00, 0x00, 0xff}, /* 0x09 */
{0x00, 0xaa, 0x55}, /* 0x0a */
{0x00, 0xaa, 0xff}, /* 0x0b */
{0xaa, 0x00, 0x55}, /* 0x0c */
{0xaa, 0x00, 0xff}, /* 0x0d */
{0xaa, 0xaa, 0x55}, /* 0x0e */
{0xaa, 0xaa, 0xff}, /* 0x0f */
{0x00, 0x55, 0x00}, /* 0x10 */
{0x00, 0x55, 0xaa}, /* 0x11 */
{0x00, 0xff, 0x00}, /* 0x12 */
{0x00, 0xff, 0xaa}, /* 0x13 */
{0xaa, 0x55, 0x00}, /* 0x14 Brown */
{0xaa, 0x55, 0xaa}, /* 0x15 */
{0xaa, 0xff, 0x00}, /* 0x16 */
{0xaa, 0xff, 0xaa}, /* 0x17 */
{0x00, 0x55, 0x55}, /* 0x18 */
{0x00, 0x55, 0xff}, /* 0x19 */
{0x00, 0xff, 0x55}, /* 0x1a */
{0x00, 0xff, 0xff}, /* 0x1b */
{0xaa, 0x55, 0x55}, /* 0x1c */
{0xaa, 0x55, 0xff}, /* 0x1d */
{0xaa, 0xff, 0x55}, /* 0x1e */
{0xaa, 0xff, 0xff}, /* 0x1f */
{0x55, 0x00, 0x00}, /* 0x20 */
{0x55, 0x00, 0xaa}, /* 0x21 */
{0x55, 0xaa, 0x00}, /* 0x22 */
{0x55, 0xaa, 0xaa}, /* 0x23 */
{0xff, 0x00, 0x00}, /* 0x24 */
{0xff, 0x00, 0xaa}, /* 0x25 */
{0xff, 0xaa, 0x00}, /* 0x26 */
{0xff, 0xaa, 0xaa}, /* 0x27 */
{0x55, 0x00, 0x55}, /* 0x28 */
{0x55, 0x00, 0xff}, /* 0x29 */
{0x55, 0xaa, 0x55}, /* 0x2a */
{0x55, 0xaa, 0xff}, /* 0x2b */
{0xff, 0x00, 0x55}, /* 0x2c */
{0xff, 0x00, 0xff}, /* 0x2d */
{0xff, 0xaa, 0x55}, /* 0x2e */
{0xff, 0xaa, 0xff}, /* 0x2f */
{0x55, 0x55, 0x00}, /* 0x30 */
{0x55, 0x55, 0xaa}, /* 0x31 */
{0x55, 0xff, 0x00}, /* 0x32 */
{0x55, 0xff, 0xaa}, /* 0x33 */
{0xff, 0x55, 0x00}, /* 0x34 */
{0xff, 0x55, 0xaa}, /* 0x35 */
{0xff, 0xff, 0x00}, /* 0x36 */
{0xff, 0xff, 0xaa}, /* 0x37 */
{0x55, 0x55, 0x55}, /* 0x38 Dark Gray */
{0x55, 0x55, 0xff}, /* 0x39 Light Blue */
{0x55, 0xff, 0x55}, /* 0x3a Light Green */
{0x55, 0xff, 0xff}, /* 0x3b Light Cyan */
{0xff, 0x55, 0x55}, /* 0x3c Light Red */
{0xff, 0x55, 0xff}, /* 0x3d Light Magenta */
{0xff, 0xff, 0x55}, /* 0x3e Yellow */
{0xff, 0xff, 0xff}, /* 0x3f White */
{0,0,0} /* The next 192 entries are all zeros */
};
static void VGA_DeinstallTimer(void) static void VGA_DeinstallTimer(void)
{ {
if (poll_timer) { if (poll_timer) {
@ -224,6 +325,17 @@ void VGA_SetPalette(PALETTEENTRY*pal,int start,int len)
IDirectDrawPalette_SetEntries(lpddpal,0,start,len,pal); IDirectDrawPalette_SetEntries(lpddpal,0,start,len,pal);
} }
/* set a single color in 16 color mode. */
void VGA_SetColor16(int reg,int color)
{
PALETTEENTRY *pal;
if (!lpddraw) return;
pal= &vga_def64_palette[color];
IDirectDrawPalette_SetEntries(lpddpal,0,reg,1,pal);
vga_16_palette[reg]=(char)color;
}
void VGA_SetQuadPalette(RGBQUAD*color,int start,int len) void VGA_SetQuadPalette(RGBQUAD*color,int start,int len)
{ {
PALETTEENTRY pal[256]; PALETTEENTRY pal[256];

1
dlls/winedos/vga.h
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@ -29,6 +29,7 @@ int VGA_SetMode(unsigned Xres,unsigned Yres,unsigned Depth);
int VGA_GetMode(unsigned*Height,unsigned*Width,unsigned*Depth); int VGA_GetMode(unsigned*Height,unsigned*Width,unsigned*Depth);
void VGA_Exit(void); void VGA_Exit(void);
void VGA_SetPalette(PALETTEENTRY*pal,int start,int len); void VGA_SetPalette(PALETTEENTRY*pal,int start,int len);
void VGA_SetColor16(int reg,int color);
void VGA_SetQuadPalette(RGBQUAD*color,int start,int len); void VGA_SetQuadPalette(RGBQUAD*color,int start,int len);
LPSTR VGA_Lock(unsigned*Pitch,unsigned*Height,unsigned*Width,unsigned*Depth); LPSTR VGA_Lock(unsigned*Pitch,unsigned*Height,unsigned*Width,unsigned*Depth);
void VGA_Unlock(void); void VGA_Unlock(void);