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[nostalgia/core] Add AssetManager

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This commit is contained in:
Gary Talent
2021-10-30 17:03:24 -05:00
parent a3dd2b59cc
commit e29f65f351
5 changed files with 217 additions and 15 deletions
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src/nostalgia/core/userland/gfx.cpp
+10 -10
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@@ -32,22 +32,22 @@ ox::Error loadBgTileSheet(Context *ctx,
const ox::FileAddress &tilesheetPath,
const ox::FileAddress &palettePath) noexcept {
oxRequire(tilesheet, readObj<NostalgiaGraphic>(ctx, tilesheetPath));
oxRequire(palette, readObj<NostalgiaPalette>(ctx, palettePath ? palettePath : tilesheet.defaultPalette));
const unsigned bytesPerTile = tilesheet.bpp == 8 ? 64 : 32;
const auto tiles = tilesheet.pixels.size() / bytesPerTile;
oxRequire(palette, readObj<NostalgiaPalette>(ctx, palettePath ? palettePath : tilesheet->defaultPalette));
const unsigned bytesPerTile = tilesheet->bpp == 8 ? 64 : 32;
const auto tiles = tilesheet->pixels.size() / bytesPerTile;
constexpr int width = 8;
const int height = 8 * static_cast<int>(tiles);
ox::Vector<uint32_t> pixels;
if (bytesPerTile == 64) { // 8 BPP
pixels.resize(tilesheet.pixels.size());
for (std::size_t i = 0; i < tilesheet.pixels.size(); ++i) {
pixels[i] = toColor32(palette.colors[tilesheet.pixels[i]]);
pixels.resize(tilesheet->pixels.size());
for (std::size_t i = 0; i < tilesheet->pixels.size(); ++i) {
pixels[i] = toColor32(palette->colors[tilesheet->pixels[i]]);
}
} else { // 4 BPP
pixels.resize(tilesheet.pixels.size() * 2);
for (std::size_t i = 0; i < tilesheet.pixels.size(); ++i) {
pixels[i * 2 + 0] = toColor32(palette.colors[tilesheet.pixels[i] & 0xF]);
pixels[i * 2 + 1] = toColor32(palette.colors[tilesheet.pixels[i] >> 4]);
pixels.resize(tilesheet->pixels.size() * 2);
for (std::size_t i = 0; i < tilesheet->pixels.size(); ++i) {
pixels[i * 2 + 0] = toColor32(palette->colors[tilesheet->pixels[i] & 0xF]);
pixels[i * 2 + 1] = toColor32(palette->colors[tilesheet->pixels[i] >> 4]);
}
}
return renderer::loadBgTexture(ctx, section, pixels.data(), width, height);