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Cleanup magic numbers and make charset 4 bpp

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This commit is contained in:
Gary Talent
2017-05-09 00:06:46 -05:00
parent 325259da28
commit 32926661a1
2 changed files with 5 additions and 4 deletions
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7
src/core/gba/gfx.cpp
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@@ -128,6 +128,7 @@ ox::Error initGfx() {
}
void initConsole() {
auto charsetInode = 101;
auto fs = (FileStore32*) findMedia();
GbaImageDataHeader imgData;
@@ -136,15 +137,15 @@ void initConsole() {
REG_BG0CNT = (28 << 8) | 1;
if (fs) {
// load palette
fs->read(101, sizeof(GbaImageDataHeader),
fs->read(charsetInode, sizeof(GbaImageDataHeader),
512, (uint16_t*) &MEM_PALLETE_BG[0], nullptr);
if (imgData.bpp == 4) {
fs->read(101, __builtin_offsetof(GbaImageData, tiles),
fs->read(charsetInode, __builtin_offsetof(GbaImageData, tiles),
sizeof(Tile) * imgData.tileCount, (uint16_t*) &TILE_ADDR[0][1], nullptr);
} else {
REG_BG0CNT |= (1 << 7); // set to use 8 bits per pixel
fs->read(101, __builtin_offsetof(GbaImageData, tiles),
fs->read(charsetInode, __builtin_offsetof(GbaImageData, tiles),
sizeof(Tile8) * imgData.tileCount, (uint16_t*) &TILE8_ADDR[0][1], nullptr);
}
}