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60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/**
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* Jingga
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*
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* @copyright Jingga
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* @license OMS License 2.0
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* @version 1.0.0
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* @link https://jingga.app
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*/
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#ifndef TOS_ASSET_H
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#define TOS_ASSET_H
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#include "../stdlib/Types.h"
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#include "AssetType.h"
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enum AssetState : byte {
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ASSET_STATE_IN_RAM = 1 << 0,
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ASSET_STATE_IN_VRAM = 1 << 1,
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ASSET_STATE_RAM_GC = 1 << 2,
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ASSET_STATE_VRAM_GC = 1 << 3,
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};
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struct Asset {
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// Could be 0 if there is no official id
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uint32 official_id;
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// @performance We would like to use a bool but windows only supports 32bit atomic values as smallest value
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// Maybe if we would set the IS_LOADED_STATE in the enum as the highest bit we could use the state variable and check it with >=
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int32 is_loaded;
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// Describes how much ram/vram the asset uses
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// E.g. vram_size = 0 but ram_size > 0 means that it never uses any gpu memory
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uint32 ram_size;
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uint32 vram_size;
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uint32 last_access;
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// Usually 1 but in some cases an ams may hold entities of variable chunk length
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// For textures for example a 128x128 is of size 1 but 256x256 is of size 4
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uint16 size;
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// Which asset component is used
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byte component_id;
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byte state;
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// Actual memory address and specific asset data
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byte* self;
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// Counts the references to this asset
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// e.g. textures or entity schemas (NOT entities themselves)
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uint16 reference_count;
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// An asset can reference up to N other assets
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// This allows us to quickly update the other assets
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// Uses official_id
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// @performance This could potentially be bad because many assets will have 0 or only 1-4 references
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uint32 references[12];
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};
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#endif |