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Use fill_n to store runs of cockpitbuf TRANSPARENCY_COLOR

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Kp 2015-09-13 21:02:19 +00:00
parent d954cdf279
commit 83f77fbc48
1 changed files with 8 additions and 7 deletions
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15
similar/main/gauges.cpp
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@ -1871,19 +1871,20 @@ static void cockpit_decode_alpha(grs_bitmap *const bm, const local_multires_gaug
// add alpha color to the pixels which are inside the window box spans
const unsigned lower_y = ((multires_gauge_graphic.get(364, 151)));
const unsigned upper_y = ((multires_gauge_graphic.get(469, 193))) - lower_y;
unsigned i = bm->bm_w * lower_y;
const unsigned bm_w = bm->bm_w;
unsigned i = bm_w * lower_y;
const auto *wbl = (multires_gauge_graphic.is_hires() ? weapon_window_left_hires : weapon_window_left);
const auto *wbr = (multires_gauge_graphic.is_hires() ? weapon_window_right_hires : weapon_window_right);
const auto fill_alpha_one_line = [](unsigned o, const span &s) {
std::fill_n(&cockpitbuf[o + s.l], s.r - s.l + 1, TRANSPARENCY_COLOR);
};
for (unsigned y=0;y < upper_y;y++)
{
const auto &wbly = wbl[y];
const auto &wbry = wbr[y];
for (unsigned x=0;x < bm->bm_w;x++)
{
if ((x >= wbly.l && x <= wbly.r) || (x >= wbry.l && x <= wbry.r))
cockpitbuf[i]=TRANSPARENCY_COLOR;
i++;
}
fill_alpha_one_line(i, wbly);
fill_alpha_one_line(i, wbry);
i += bm_w;
}
#ifdef OGL
ogl_freebmtexture(*bm);