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Remove p96EncodeColour and ensure the alpha byte is set to 0xff.

This commit is contained in:
Chris Young 2013-01-27 23:09:26 +00:00
parent a30d51cb50
commit 7710214ec2
1 changed files with 15 additions and 3 deletions
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18
amiga/plotters.c
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@ -1,5 +1,5 @@
/*
* Copyright 2008, 2009, 2012 Chris Young <chris@unsatisfactorysoftware.co.uk>
* Copyright 2008-09, 2012-13 Chris Young <chris@unsatisfactorysoftware.co.uk>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
@ -101,6 +101,18 @@ const struct plotter_table amiplot = {
.option_knockout = true,
};
colour ami_abgr_to_argb(colour c) {
colour argb = 0x00000000;
/* NB: We force the alpha byte to be 0xff, as it is not set by the core. */
argb = 0xff000000 |
((c & 0x00ff0000) >> 16) |
(c & 0x0000ff00) |
((c & 0x000000ff) << 16);
return argb;
}
#ifdef NS_AMIGA_CAIRO
void ami_cairo_set_colour(cairo_t *cr,colour c)
{
@ -285,7 +297,7 @@ static void ami_plot_setapen(ULONG colour)
{
if(palette_mapped == false) {
SetRPAttrs(glob->rp, RPTAG_APenColor,
p96EncodeColor(RGBFB_A8B8G8R8, colour),
ami_abgr_to_argb(colour),
TAG_DONE);
} else {
ULONG pen = ami_plot_obtain_pen(glob->shared_pens, colour);
@ -297,7 +309,7 @@ static void ami_plot_setopen(ULONG colour)
{
if(palette_mapped == false) {
SetRPAttrs(glob->rp, RPTAG_OPenColor,
p96EncodeColor(RGBFB_A8B8G8R8, colour),
ami_abgr_to_argb(colour),
TAG_DONE);
} else {
ULONG pen = ami_plot_obtain_pen(glob->shared_pens, colour);