45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
#ifndef RESOURCE_BUFFER_H
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#define RESOURCE_BUFFER_H
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#include <stdint.h>
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#include <stdlib.h>
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//
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// A ResourceBuffer is a unified interface for working with
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// binary assets across various platforms.
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// This is simply:
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// 1) a pointer to some data
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// 2) the length of the data
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// 3) an ID that can be passed back to the native platform to release the underlying asset when needed.
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//
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typedef struct ResourceBuffer
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{
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const void *const data;
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const int32_t size;
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const int32_t id;
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#if defined(__cplusplus)
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ResourceBuffer(void *const data, int32_t size, int32_t id) : data(data), size(size), id(id) {}
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#endif
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} ResourceBuffer;
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typedef void (*LoadFilamentResourceIntoOutPointer)(const char *uri, ResourceBuffer *out);
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typedef ResourceBuffer (*LoadFilamentResource)(const char *uri);
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typedef ResourceBuffer (*LoadFilamentResourceFromOwner)(const char *const, void *const owner);
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typedef void (*FreeFilamentResource)(ResourceBuffer);
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typedef void (*FreeFilamentResourceFromOwner)(ResourceBuffer, void *const owner);
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typedef struct ResourceLoaderWrapper
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{
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LoadFilamentResource loadResource;
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FreeFilamentResource freeResource;
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LoadFilamentResourceFromOwner loadFromOwner;
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FreeFilamentResourceFromOwner freeFromOwner;
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void *owner;
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LoadFilamentResourceIntoOutPointer loadToOut;
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} ResourceLoaderWrapper;
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void *make_resource_loader(LoadFilamentResourceFromOwner loadFn, FreeFilamentResourceFromOwner freeFn, void *const owner);
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#endif
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