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Commit 385ceeb8 authored by Alexandre Julliard's avatar Alexandre Julliard
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winex11.drv: Avoid some direct accesses to the PALETTEOBJ structure.

parent ed4f22ab
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Showing with 44 additions and 35 deletions
dlls/winex11.drv/palette.c
View file @ 385ceeb8
......@@ -855,8 +855,9 @@ int X11DRV_PALETTE_ToPhysical( X11DRV_PDEVICE *physDev, COLORREF color )
break;
case 1: /* PALETTEINDEX */
if( idx >= palPtr->logpalette.palNumEntries)
{
PALETTEENTRY entry;
if (!GetPaletteEntries( hPal, idx, 1, &entry ))
{
WARN("PALETTEINDEX(%x) : idx %d is out of bounds, assuming black\n", color, idx);
GDI_ReleaseObj( hPal );
......@@ -869,8 +870,9 @@ int X11DRV_PALETTE_ToPhysical( X11DRV_PDEVICE *physDev, COLORREF color )
GDI_ReleaseObj( hPal );
return ret;
}
color = *(COLORREF*)(palPtr->logpalette.palPalEntry + idx);
color = RGB( entry.peRed, entry.peGreen, entry.peBlue );
break;
}
default:
color &= 0xffffff;
......@@ -1048,10 +1050,9 @@ static BOOL X11DRV_PALETTE_CheckSysColor( const PALETTEENTRY *sys_pal_template,
/***********************************************************************
* X11DRV_LookupSysPaletteExact
*/
static int X11DRV_LookupSysPaletteExact( COLORREF col )
static int X11DRV_LookupSysPaletteExact( BYTE r, BYTE g, BYTE b )
{
int i;
BYTE r = GetRValue(col), g = GetGValue(col), b = GetBValue(col);
for( i = 0; i < palette_size; i++ )
{
if( COLOR_sysPal[i].peFlags & PC_SYS_USED ) /* skips gap */
......@@ -1070,13 +1071,17 @@ static int X11DRV_LookupSysPaletteExact( COLORREF col )
* Set the color-mapping table for selected palette.
* Return number of entries which mapping has changed.
*/
static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNum, BOOL mapOnly )
static UINT X11DRV_PALETTE_SetMapping( HPALETTE hpal, PALETTEOBJ* palPtr, BOOL mapOnly )
{
char flag;
int prevMapping = (palPtr->mapping) ? 1 : 0;
int index;
UINT iRemapped = 0;
UINT i, iRemapped = 0;
int* mapping;
PALETTEENTRY entries[256];
WORD num_entries;
if (!GetObjectW( hpal, sizeof(num_entries), &num_entries )) return 0;
/* reset dynamic system palette entries */
......@@ -1085,11 +1090,9 @@ static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNu
/* initialize palette mapping table */
if (palPtr->mapping)
mapping = HeapReAlloc( GetProcessHeap(), 0, palPtr->mapping,
sizeof(int)*palPtr->logpalette.palNumEntries);
mapping = HeapReAlloc( GetProcessHeap(), 0, palPtr->mapping, sizeof(int)*num_entries);
else
mapping = HeapAlloc( GetProcessHeap(), 0,
sizeof(int)*palPtr->logpalette.palNumEntries);
mapping = HeapAlloc( GetProcessHeap(), 0, sizeof(int)*num_entries);
if(mapping == NULL) {
ERR("Unable to allocate new mapping -- memory exhausted!\n");
......@@ -1097,12 +1100,14 @@ static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNu
}
palPtr->mapping = mapping;
if (uStart >= palPtr->logpalette.palNumEntries) return 0;
if (uStart + uNum > palPtr->logpalette.palNumEntries)
uNum = palPtr->logpalette.palNumEntries - uStart;
if (num_entries > 256)
{
FIXME( "more than 256 entries not supported\n" );
num_entries = 256;
}
if (!(num_entries = GetPaletteEntries( hpal, 0, num_entries, entries ))) return 0;
for( uNum += uStart; uStart < uNum; uStart++ )
for (i = 0; i < num_entries; i++)
{
index = -1;
flag = PC_SYS_USED;
......@@ -1110,9 +1115,9 @@ static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNu
/* Even though the docs say that only one flag is to be set,
* they are a bitmask. At least one app sets more than one at
* the same time. */
if ( palPtr->logpalette.palPalEntry[uStart].peFlags & PC_EXPLICIT ) {
if ( entries[i].peFlags & PC_EXPLICIT ) {
/* palette entries are indices into system palette */
index = *(WORD*)(palPtr->logpalette.palPalEntry + uStart);
index = *(WORD*)&entries[i];
if( index > 255 || (index >= COLOR_gapStart && index <= COLOR_gapEnd) )
{
WARN("PC_EXPLICIT: idx %d out of system palette, assuming black.\n", index);
......@@ -1120,14 +1125,14 @@ static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNu
}
if( X11DRV_PALETTE_PaletteToXPixel ) index = X11DRV_PALETTE_PaletteToXPixel[index];
} else {
if ( palPtr->logpalette.palPalEntry[uStart].peFlags & PC_RESERVED ) {
if ( entries[i].peFlags & PC_RESERVED ) {
/* forbid future mappings to this entry */
flag |= PC_SYS_RESERVED;
}
if (! (palPtr->logpalette.palPalEntry[uStart].peFlags & PC_NOCOLLAPSE) ) {
if (! (entries[i].peFlags & PC_NOCOLLAPSE) ) {
/* try to collapse identical colors */
index = X11DRV_LookupSysPaletteExact(*(COLORREF*)(palPtr->logpalette.palPalEntry + uStart));
index = X11DRV_LookupSysPaletteExact( entries[i].peRed, entries[i].peGreen, entries[i].peBlue );
}
if( index < 0 )
......@@ -1139,15 +1144,15 @@ static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNu
X11DRV_PALETTE_firstFree = X11DRV_PALETTE_freeList[index];
color.pixel = (X11DRV_PALETTE_PaletteToXPixel) ? X11DRV_PALETTE_PaletteToXPixel[index] : index;
color.red = palPtr->logpalette.palPalEntry[uStart].peRed << 8;
color.green = palPtr->logpalette.palPalEntry[uStart].peGreen << 8;
color.blue = palPtr->logpalette.palPalEntry[uStart].peBlue << 8;
color.red = entries[i].peRed << 8;
color.green = entries[i].peGreen << 8;
color.blue = entries[i].peBlue << 8;
color.flags = DoRed | DoGreen | DoBlue;
wine_tsx11_lock();
XStoreColor(gdi_display, X11DRV_PALETTE_PaletteXColormap, &color);
wine_tsx11_unlock();
COLOR_sysPal[index] = palPtr->logpalette.palPalEntry[uStart];
COLOR_sysPal[index] = entries[i];
COLOR_sysPal[index].peFlags = flag;
X11DRV_PALETTE_freeList[index] = 0;
......@@ -1155,23 +1160,23 @@ static UINT X11DRV_PALETTE_SetMapping( PALETTEOBJ* palPtr, UINT uStart, UINT uNu
}
else if ( X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL )
{
index = X11DRV_PALETTE_ToPhysical( NULL, 0x00ffffff &
*(COLORREF*)(palPtr->logpalette.palPalEntry + uStart));
index = X11DRV_PALETTE_ToPhysical( NULL,
RGB( entries[i].peRed, entries[i].peGreen, entries[i].peBlue ));
}
/* we have to map to existing entry in the system palette */
index = X11DRV_SysPaletteLookupPixel( *(COLORREF*)(palPtr->logpalette.palPalEntry + uStart), TRUE);
index = X11DRV_SysPaletteLookupPixel( RGB( entries[i].peRed, entries[i].peGreen, entries[i].peBlue ),
TRUE );
}
if( X11DRV_PALETTE_PaletteToXPixel ) index = X11DRV_PALETTE_PaletteToXPixel[index];
}
if( !prevMapping || palPtr->mapping[uStart] != index ) iRemapped++;
palPtr->mapping[uStart] = index;
if( !prevMapping || palPtr->mapping[i] != index ) iRemapped++;
palPtr->mapping[i] = index;
TRACE("entry %i (%x) -> pixel %i\n", uStart,
*(COLORREF*)(palPtr->logpalette.palPalEntry + uStart), index);
TRACE("entry %i (%x) -> pixel %i\n", i, *(COLORREF*)&entries[i], index);
}
return iRemapped;
......@@ -1252,7 +1257,7 @@ UINT X11DRV_RealizePalette( X11DRV_PDEVICE *physDev, HPALETTE hpal, BOOL primary
if (X11DRV_PALETTE_PaletteFlags & X11DRV_PALETTE_VIRTUAL) return 0;
if (!(palPtr = GDI_GetObjPtr( hpal, PALETTE_MAGIC ))) return 0;
ret = X11DRV_PALETTE_SetMapping( palPtr, 0, palPtr->logpalette.palNumEntries, !primary );
ret = X11DRV_PALETTE_SetMapping( hpal, palPtr, !primary );
GDI_ReleaseObj( hpal );
return ret;
}
......@@ -1272,10 +1277,14 @@ UINT X11DRV_RealizeDefaultPalette( X11DRV_PDEVICE *physDev )
{
/* lookup is needed to account for SetSystemPaletteUse() stuff */
int i, index;
PALETTEENTRY entries[NB_RESERVED_COLORS];
for( i = 0; i < 20; i++ )
GetPaletteEntries( GetStockObject(DEFAULT_PALETTE), 0, NB_RESERVED_COLORS, entries );
for( i = 0; i < NB_RESERVED_COLORS; i++ )
{
index = X11DRV_PALETTE_LookupSystemXPixel(*(COLORREF*)(palPtr->logpalette.palPalEntry + i));
index = X11DRV_PALETTE_LookupSystemXPixel( RGB(entries[i].peRed,
entries[i].peGreen,
entries[i].peBlue) );
/* mapping is allocated in COLOR_InitPalette() */
if( index != palPtr->mapping[i] )
{
......
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