From 04c928fb9ed8ab7aca44b0775251c98f8eb4250e Mon Sep 17 00:00:00 2001 From: Jeroen van Rijn Date: Wed, 15 Nov 2023 15:20:52 +0100 Subject: Clear up core:container/queue --- core/container/queue/queue.odin | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) (limited to 'core/container/queue/queue.odin') diff --git a/core/container/queue/queue.odin b/core/container/queue/queue.odin index 5783cbc6c..bdc61c2a6 100644 --- a/core/container/queue/queue.odin +++ b/core/container/queue/queue.odin @@ -22,7 +22,9 @@ init :: proc(q: ^$Q/Queue($T), capacity := DEFAULT_CAPACITY, allocator := contex return reserve(q, capacity) } -// Procedure to initialize a queue from a fixed backing slice +// Procedure to initialize a queue from a fixed backing slice. +// The contents of the `backing` will be overwritten as items are pushed onto the `Queue`. +// Any previous contents are not available. init_from_slice :: proc(q: ^$Q/Queue($T), backing: []T) -> bool { clear(q) q.data = transmute([dynamic]T)runtime.Raw_Dynamic_Array{ @@ -34,6 +36,21 @@ init_from_slice :: proc(q: ^$Q/Queue($T), backing: []T) -> bool { return true } +// Procedure to initialize a queue from a fixed backing slice. +// Existing contents are preserved and available on the queue. +init_with_contents :: proc(q: ^$Q/Queue($T), backing: []T) -> bool { + clear(q) + q.data = transmute([dynamic]T)runtime.Raw_Dynamic_Array{ + data = raw_data(backing), + len = builtin.len(backing), + cap = builtin.len(backing), + allocator = {procedure=runtime.nil_allocator_proc, data=nil}, + } + q.len = len(backing) + q.offset = len(backing) + return true +} + // Procedure to destroy a queue destroy :: proc(q: ^$Q/Queue($T)) { delete(q.data) -- cgit v1.2.3