akmenu-next/arm9/source/icons.cpp
2024-10-13 02:11:12 -07:00

35 lines
1.2 KiB
C++

/*
icons.cpp
Copyright (C) 2009 yellow wood goblin
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "icons.h"
void cIcons::maskBlt(const u16* aSrc, u16* aDst) {
for (u32 ii = 0; ii < 32; ++ii) {
for (u32 jj = 0; jj < 16; ++jj) {
if (((*(u32*)aSrc) & 0x80008000) == 0x80008000) {
*(u32*)aDst = *(u32*)aSrc;
} else {
if (aSrc[0] & 0x8000) aDst[0] = aSrc[0];
if (aSrc[1] & 0x8000) aDst[1] = aSrc[1];
}
aSrc += 2;
aDst += 2;
}
}
}