winex11: Add a helper function for converting a random color to a XRenderColor.

oldstable
Roderick Colenbrander 2009-07-06 23:01:07 +02:00 committed by Alexandre Julliard
parent 5bfe680d3f
commit ea700f5d54
1 changed files with 24 additions and 17 deletions

View File

@ -390,6 +390,29 @@ sym_not_found:
else TRACE("Using X11 core fonts\n");
}
/* Helper function to convert from a color packed in a 32-bit integer to a XRenderColor */
static void get_xrender_color(WineXRenderFormat *wxr_format, int src_color, XRenderColor *dst_color)
{
XRenderPictFormat *pf = wxr_format->pict_format;
if(pf->direct.redMask)
dst_color->red = ((src_color >> pf->direct.red) & pf->direct.redMask) * 65535/pf->direct.redMask;
else
dst_color->red = 0;
if(pf->direct.greenMask)
dst_color->green = ((src_color >> pf->direct.green) & pf->direct.greenMask) * 65535/pf->direct.greenMask;
else
dst_color->green = 0;
if(pf->direct.blueMask)
dst_color->blue = ((src_color >> pf->direct.blue) & pf->direct.blueMask) * 65535/pf->direct.blueMask;
else
dst_color->blue = 0;
dst_color->alpha = 0xffff;
}
static WineXRenderFormat *get_xrender_format(WXRFormat format)
{
int i;
@ -1323,23 +1346,7 @@ static Picture get_tile_pict(WineXRenderFormat *wxr_format, int text_pixel)
if(text_pixel != tile->current_color && wxr_format->format != WXR_FORMAT_MONO)
{
/* Map 0 -- 0xff onto 0 -- 0xffff */
int r_shift, r_len;
int g_shift, g_len;
int b_shift, b_len;
ExamineBitfield (visual->red_mask, &r_shift, &r_len );
ExamineBitfield (visual->green_mask, &g_shift, &g_len);
ExamineBitfield (visual->blue_mask, &b_shift, &b_len);
col.red = GetField(text_pixel, r_shift, r_len);
col.red |= col.red << 8;
col.green = GetField(text_pixel, g_shift, g_len);
col.green |= col.green << 8;
col.blue = GetField(text_pixel, b_shift, b_len);
col.blue |= col.blue << 8;
col.alpha = 0xffff;
get_xrender_color(wxr_format, text_pixel, &col);
wine_tsx11_lock();
pXRenderFillRectangle(gdi_display, PictOpSrc, tile->pict, &col, 0, 0, 1, 1);
wine_tsx11_unlock();