Preparing to add matrices to the list
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4 changed files with 127 additions and 82 deletions
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package adb_pool
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Pool :: struct($T: typeid) {
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pool: []T,
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usage: int,
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}
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init :: proc(pool: ^Pool($T), capacity: int, allocator := context.allocator) {
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pool.pool = make([]T, capacity, allocator)
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pool.usage = 0
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}
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elems_available :: proc(pool: ^Pool($T), capacity: int) -> bool {
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return pool.usage + count <= pool.capacity
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}
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get :: proc(pool: ^Pool($T), count: int) -> []T {
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range_to := pool.usage + count
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assert(range_to <= len(pool.pool), "pool.get count reaches outside preallocated size")
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elements := pool.pool[pool.usage:]
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pool.usage += count
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return elements
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}
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usage :: proc(pool: Pool($T)) -> int {
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return pool.usage
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}
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get_allocated_elements :: proc(pool: Pool($T)) -> []T {
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return pool.pool[:pool.usage]
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}
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clear :: proc(pool: ^Pool($T)) {
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pool.usage = 0
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}
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free_range :: proc(pool: ^Pool($T), from, count: int) {
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assert(count > 0, "Cannot free zero or negative count")
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to := from + count
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assert(to < pool.usage, "Cannot free beyond usage")
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mem.copy(&pool.pool[from], &pool.pool[to], (pool.usage - to) * size_of(T))
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}
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