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winex11: Prepare X11DRV_PALETTE_ToPhysical/_ToLogical for a new ColorShift structure.

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Roderick Colenbrander 2009-09-01 20:50:48 +02:00 committed by Alexandre Julliard
parent 3878b4810e
commit 3ad349f316
2 changed files with 75 additions and 70 deletions
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133
dlls/winex11.drv/palette.c
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@ -59,19 +59,8 @@ static int COLOR_gapFilled = 0;
Colormap X11DRV_PALETTE_PaletteXColormap = 0;
UINT16 X11DRV_PALETTE_PaletteFlags = 0;
typedef struct {
int shift;
int scale;
int max;
} ColorShifts;
/* initialize to zero to handle abortive X11DRV_PALETTE_VIRTUAL visuals */
static ColorShifts X11DRV_PALETTE_PRed = {0,0,0};
static ColorShifts X11DRV_PALETTE_LRed = {0,0,0};
static ColorShifts X11DRV_PALETTE_PGreen = {0,0,0};
static ColorShifts X11DRV_PALETTE_LGreen = {0,0,0};
static ColorShifts X11DRV_PALETTE_PBlue = {0,0,0};
static ColorShifts X11DRV_PALETTE_LBlue = {0,0,0};
static ColorShifts X11DRV_PALETTE_default_shifts = { {0,0,0,}, {0,0,0}, {0,0,0}, {0,0,0}, {0,0,0}, {0,0,0} };
static int X11DRV_PALETTE_Graymax = 0;
static int palette_size;
@ -112,7 +101,7 @@ int *X11DRV_PALETTE_XPixelToPalette = NULL;
static BOOL X11DRV_PALETTE_BuildPrivateMap( const PALETTEENTRY *sys_pal_template );
static BOOL X11DRV_PALETTE_BuildSharedMap( const PALETTEENTRY *sys_pal_template );
static void X11DRV_PALETTE_ComputeShifts(unsigned long maskbits, ColorShifts *physical, ColorShifts *to_logical);
static void X11DRV_PALETTE_ComputeShifts(unsigned long maskbits, ChannelShift *physical, ChannelShift *to_logical);
static void X11DRV_PALETTE_FillDefaultColors( const PALETTEENTRY *sys_pal_template );
static void X11DRV_PALETTE_FormatSystemPalette(void);
static BOOL X11DRV_PALETTE_CheckSysColor( const PALETTEENTRY *sys_pal_template, COLORREF c);
@ -234,9 +223,9 @@ int X11DRV_PALETTE_Init(void)
X11DRV_PALETTE_PaletteXColormap = XCreateColormap(gdi_display, root_window,
visual, AllocNone);
X11DRV_PALETTE_PaletteFlags |= X11DRV_PALETTE_FIXED;
X11DRV_PALETTE_ComputeShifts(visual->red_mask, &X11DRV_PALETTE_PRed, &X11DRV_PALETTE_LRed);
X11DRV_PALETTE_ComputeShifts(visual->green_mask, &X11DRV_PALETTE_PGreen, &X11DRV_PALETTE_LGreen);
X11DRV_PALETTE_ComputeShifts(visual->blue_mask, &X11DRV_PALETTE_PBlue, &X11DRV_PALETTE_LBlue);
X11DRV_PALETTE_ComputeShifts(visual->red_mask, &X11DRV_PALETTE_default_shifts.physicalRed, &X11DRV_PALETTE_default_shifts.logicalRed);
X11DRV_PALETTE_ComputeShifts(visual->green_mask, &X11DRV_PALETTE_default_shifts.physicalGreen, &X11DRV_PALETTE_default_shifts.logicalGreen);
X11DRV_PALETTE_ComputeShifts(visual->blue_mask, &X11DRV_PALETTE_default_shifts.physicalBlue, &X11DRV_PALETTE_default_shifts.logicalBlue);
}
XFree(depths);
wine_tsx11_unlock();
@ -296,7 +285,7 @@ void X11DRV_PALETTE_Cleanup(void)
*
* Calculate conversion parameters for direct mapped visuals
*/
static void X11DRV_PALETTE_ComputeShifts(unsigned long maskbits, ColorShifts *physical, ColorShifts *to_logical)
static void X11DRV_PALETTE_ComputeShifts(unsigned long maskbits, ChannelShift *physical, ChannelShift *to_logical)
{
int i;
@ -698,11 +687,12 @@ static void X11DRV_PALETTE_FillDefaultColors( const PALETTEENTRY *sys_pal_templa
if( X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL )
{
if (X11DRV_PALETTE_PRed.max != 255) no_r = (red * X11DRV_PALETTE_PRed.max) / 255;
if (X11DRV_PALETTE_PGreen.max != 255) no_g = (green * X11DRV_PALETTE_PGreen.max) / 255;
if (X11DRV_PALETTE_PBlue.max != 255) no_b = (blue * X11DRV_PALETTE_PBlue.max) / 255;
ColorShifts *shifts = &X11DRV_PALETTE_default_shifts;
if (shifts->physicalRed.max != 255) no_r = (red * shifts->physicalRed.max) / 255;
if (shifts->physicalGreen.max != 255) no_g = (green * shifts->physicalGreen.max) / 255;
if (shifts->physicalBlue.max != 255) no_b = (blue * shifts->physicalBlue.max) / 255;
X11DRV_PALETTE_PaletteToXPixel[idx] = (no_r << X11DRV_PALETTE_PRed.shift) | (no_g << X11DRV_PALETTE_PGreen.shift) | (no_b << X11DRV_PALETTE_PBlue.shift);
X11DRV_PALETTE_PaletteToXPixel[idx] = (no_r << shifts->physicalRed.shift) | (no_g << shifts->physicalGreen.shift) | (no_b << shifts->physicalBlue.shift);
}
else if( !(X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_FIXED) )
{
@ -792,6 +782,7 @@ BOOL X11DRV_IsSolidColor( COLORREF color )
COLORREF X11DRV_PALETTE_ToLogical(int pixel)
{
XColor color;
ColorShifts *shifts = &X11DRV_PALETTE_default_shifts;
#if 0
/* truecolor visual */
@ -803,18 +794,18 @@ COLORREF X11DRV_PALETTE_ToLogical(int pixel)
if ( (X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_FIXED) && !X11DRV_PALETTE_Graymax )
{
color.red = (pixel >> X11DRV_PALETTE_LRed.shift) & X11DRV_PALETTE_LRed.max;
if (X11DRV_PALETTE_LRed.scale<8)
color.red= color.red << (8-X11DRV_PALETTE_LRed.scale) |
color.red >> (2*X11DRV_PALETTE_LRed.scale-8);
color.green = (pixel >> X11DRV_PALETTE_LGreen.shift) & X11DRV_PALETTE_LGreen.max;
if (X11DRV_PALETTE_LGreen.scale<8)
color.green=color.green << (8-X11DRV_PALETTE_LGreen.scale) |
color.green >> (2*X11DRV_PALETTE_LGreen.scale-8);
color.blue = (pixel >> X11DRV_PALETTE_LBlue.shift) & X11DRV_PALETTE_LBlue.max;
if (X11DRV_PALETTE_LBlue.scale<8)
color.blue= color.blue << (8-X11DRV_PALETTE_LBlue.scale) |
color.blue >> (2*X11DRV_PALETTE_LBlue.scale-8);
color.red = (pixel >> shifts->logicalRed.shift) & shifts->logicalRed.max;
if (shifts->logicalRed.scale<8)
color.red= color.red << (8-shifts->logicalRed.scale) |
color.red >> (2*shifts->logicalRed.scale-8);
color.green = (pixel >> shifts->logicalGreen.shift) & shifts->logicalGreen.max;
if (shifts->logicalGreen.scale<8)
color.green=color.green << (8-shifts->logicalGreen.scale) |
color.green >> (2*shifts->logicalGreen.scale-8);
color.blue = (pixel >> shifts->logicalBlue.shift) & shifts->logicalBlue.max;
if (shifts->logicalBlue.scale<8)
color.blue= color.blue << (8-shifts->logicalBlue.scale) |
color.blue >> (2*shifts->logicalBlue.scale-8);
return RGB(color.red,color.green,color.blue);
}
@ -881,6 +872,7 @@ int X11DRV_PALETTE_ToPhysical( X11DRV_PDEVICE *physDev, COLORREF color )
unsigned char spec_type = color >> 24;
int *mapping = palette_get_mapping( hPal );
PALETTEENTRY entry;
ColorShifts *shifts = &X11DRV_PALETTE_default_shifts;
if ( X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_FIXED )
{
@ -934,31 +926,31 @@ int X11DRV_PALETTE_ToPhysical( X11DRV_PDEVICE *physDev, COLORREF color )
red = GetRValue(color); green = GetGValue(color); blue = GetBValue(color);
if (X11DRV_PALETTE_Graymax)
if (X11DRV_PALETTE_Graymax)
{
/* grayscale only; return scaled value */
/* grayscale only; return scaled value */
return ( (red * 30 + green * 59 + blue * 11) * X11DRV_PALETTE_Graymax) / 25500;
}
else
}
else
{
/* scale each individually and construct the TrueColor pixel value */
if (X11DRV_PALETTE_PRed.scale < 8)
red = red >> (8-X11DRV_PALETTE_PRed.scale);
else if (X11DRV_PALETTE_PRed.scale > 8)
red = red << (X11DRV_PALETTE_PRed.scale-8) |
red >> (16-X11DRV_PALETTE_PRed.scale);
if (X11DRV_PALETTE_PGreen.scale < 8)
green = green >> (8-X11DRV_PALETTE_PGreen.scale);
else if (X11DRV_PALETTE_PGreen.scale > 8)
green = green << (X11DRV_PALETTE_PGreen.scale-8) |
green >> (16-X11DRV_PALETTE_PGreen.scale);
if (X11DRV_PALETTE_PBlue.scale < 8)
blue = blue >> (8-X11DRV_PALETTE_PBlue.scale);
else if (X11DRV_PALETTE_PBlue.scale > 8)
blue = blue << (X11DRV_PALETTE_PBlue.scale-8) |
blue >> (16-X11DRV_PALETTE_PBlue.scale);
/* scale each individually and construct the TrueColor pixel value */
if (shifts->physicalRed.scale < 8)
red = red >> (8-shifts->physicalRed.scale);
else if (shifts->physicalRed.scale > 8)
red = red << (shifts->physicalRed.scale-8) |
red >> (16-shifts->physicalRed.scale);
if (shifts->physicalGreen.scale < 8)
green = green >> (8-shifts->physicalGreen.scale);
else if (shifts->physicalGreen.scale > 8)
green = green << (shifts->physicalGreen.scale-8) |
green >> (16-shifts->physicalGreen.scale);
if (shifts->physicalBlue.scale < 8)
blue = blue >> (8-shifts->physicalBlue.scale);
else if (shifts->physicalBlue.scale > 8)
blue = blue << (shifts->physicalBlue.scale-8) |
blue >> (16-shifts->physicalBlue.scale);
return (red << X11DRV_PALETTE_PRed.shift) | (green << X11DRV_PALETTE_PGreen.shift) | (blue << X11DRV_PALETTE_PBlue.shift);
return (red << shifts->physicalRed.shift) | (green << shifts->physicalGreen.shift) | (blue << shifts->physicalBlue.shift);
}
}
else
@ -1040,24 +1032,25 @@ int X11DRV_PALETTE_LookupPixel(COLORREF color )
}
else
{
ColorShifts *shifts = &X11DRV_PALETTE_default_shifts;
/* scale each individually and construct the TrueColor pixel value */
if (X11DRV_PALETTE_PRed.scale < 8)
red = red >> (8-X11DRV_PALETTE_PRed.scale);
else if (X11DRV_PALETTE_PRed.scale > 8)
red = red << (X11DRV_PALETTE_PRed.scale-8) |
red >> (16-X11DRV_PALETTE_PRed.scale);
if (X11DRV_PALETTE_PGreen.scale < 8)
green = green >> (8-X11DRV_PALETTE_PGreen.scale);
else if (X11DRV_PALETTE_PGreen.scale > 8)
green = green << (X11DRV_PALETTE_PGreen.scale-8) |
green >> (16-X11DRV_PALETTE_PGreen.scale);
if (X11DRV_PALETTE_PBlue.scale < 8)
blue = blue >> (8-X11DRV_PALETTE_PBlue.scale);
else if (X11DRV_PALETTE_PBlue.scale > 8)
blue = blue << (X11DRV_PALETTE_PBlue.scale-8) |
blue >> (16-X11DRV_PALETTE_PBlue.scale);
if (shifts->physicalRed.scale < 8)
red = red >> (8-shifts->physicalRed.scale);
else if (shifts->physicalRed.scale > 8)
red = red << (shifts->physicalRed.scale-8) |
red >> (16-shifts->physicalRed.scale);
if (shifts->physicalGreen.scale < 8)
green = green >> (8-shifts->physicalGreen.scale);
else if (shifts->physicalGreen.scale > 8)
green = green << (shifts->physicalGreen.scale-8) |
green >> (16-shifts->physicalGreen.scale);
if (shifts->physicalBlue.scale < 8)
blue = blue >> (8-shifts->physicalBlue.scale);
else if (shifts->physicalBlue.scale > 8)
blue = blue << (shifts->physicalBlue.scale-8) |
blue >> (16-shifts->physicalBlue.scale);
return (red << X11DRV_PALETTE_PRed.shift) | (green << X11DRV_PALETTE_PGreen.shift) | (blue << X11DRV_PALETTE_PBlue.shift);
return (red << shifts->physicalRed.shift) | (green << shifts->physicalGreen.shift) | (blue << shifts->physicalBlue.shift);
}
}
else

12
dlls/winex11.drv/x11drv.h
View file

@ -99,6 +99,18 @@ enum x11drv_shm_mode
X11DRV_SHM_IMAGE,
};
typedef struct {
int shift;
int scale;
int max;
} ChannelShift;
typedef struct
{
ChannelShift physicalRed, physicalBlue, physicalGreen;
ChannelShift logicalRed, logicalBlue, logicalGreen;
} ColorShifts;
/* X physical bitmap */
typedef struct
{