53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
/*
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* This software is licensed under the terms of the MIT License.
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* See COPYING for further information.
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* ---
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* Copyright (c) 2011-2019, Lukas Weber <laochailan@web.de>.
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* Copyright (c) 2012-2019, Andrei Alexeyev <akari@taisei-project.org>.
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*/
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#pragma once
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#include "taisei.h"
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#include "geometry.h"
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#include "list.h"
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#include "memory/allocator.h"
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typedef struct RectPack RectPack;
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typedef struct RectPackSection RectPackSection;
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struct RectPackSection {
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LIST_INTERFACE(RectPackSection);
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Rect rect;
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RectPackSection *parent;
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RectPackSection *sibling;
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RectPackSection *children[2];
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};
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struct RectPack {
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RectPackSection root;
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RectPackSection *unused_sections;
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RectPackSection *sections_freelist;
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Allocator *allocator;
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};
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void rectpack_init(RectPack *rp, Allocator *alloc, double width, double height)
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attr_nonnull_all;
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void rectpack_reset(RectPack *rp)
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attr_nonnull(1);
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void rectpack_deinit(RectPack *rp)
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attr_nonnull(1);
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RectPackSection *rectpack_add(RectPack *rp, double width, double height)
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attr_nonnull(1);
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Rect rectpack_section_rect(RectPackSection *s)
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attr_nonnull(1);
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void rectpack_reclaim(RectPack *rp, RectPackSection *s)
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attr_nonnull(1, 2);
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bool rectpack_is_empty(RectPack *rp)
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attr_nonnull(1);
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