diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/util/asset_manager.cc | 30 | ||||
| -rw-r--r-- | src/util/asset_manager.h | 19 |
2 files changed, 49 insertions, 0 deletions
diff --git a/src/util/asset_manager.cc b/src/util/asset_manager.cc new file mode 100644 index 0000000..80f8f85 --- /dev/null +++ b/src/util/asset_manager.cc @@ -0,0 +1,30 @@ +// This file is part of the 64k demo project. +// It implements the generic asset retrieval logic. +// Uses an array lookup for O(1) access to embedded data. + +#include "util/asset_manager.h" +#include "assets.h" + +// These are defined in the generated assets_data.cc +extern const AssetRecord g_assets[]; +extern const size_t g_assets_count; + +const uint8_t *GetAsset(AssetId asset_id, size_t *out_size) { + uint16_t index = static_cast<uint16_t>(asset_id); + if (index >= g_assets_count) { + if (out_size) + *out_size = 0; + return nullptr; + } + + const AssetRecord &record = g_assets[index]; + if (out_size) + *out_size = record.size; + return record.data; +} + +void DropAsset(AssetId asset_id, const uint8_t *asset) { + (void)asset_id; + (void)asset; + // Implementation for lazy decompression will go here +} diff --git a/src/util/asset_manager.h b/src/util/asset_manager.h new file mode 100644 index 0000000..1b5e510 --- /dev/null +++ b/src/util/asset_manager.h @@ -0,0 +1,19 @@ +// This file is part of the 64k demo project. +// It defines the core structures and interface for asset management. +// Used for efficient retrieval of embedded binary resources. + +#pragma once +#include <cstddef> +#include <cstdint> + +// Forward declaration of the generated enum +enum class AssetId : uint16_t; + +struct AssetRecord { + const uint8_t *data; + size_t size; +}; + +// Generic interface +const uint8_t *GetAsset(AssetId asset_id, size_t *out_size = nullptr); +void DropAsset(AssetId asset_id, const uint8_t *asset); |
