50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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r_scrap.h
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Renderer agnostic scrap management
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Copyright (C) 2021 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2021/1/12
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef __r_scrap_h
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#define __r_scrap_h
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typedef struct rscrap_s {
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struct vrect_s *free_rects; ///< linked list of free areas
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struct vrect_s *rects; ///< linked list of allocated rects
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int width; ///< overall width of scrap
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int height; ///< overall height of scrap
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} rscrap_t;
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void R_ScrapInit (rscrap_t *scrap, int width, int height);
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void R_ScrapDelete (rscrap_t *scrap);
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struct vrect_s *R_ScrapAlloc (rscrap_t *scrap, int width, int height);
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void R_ScrapFree (rscrap_t *scrap, struct vrect_s *rect);
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void R_ScrapClear (rscrap_t *scrap);
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size_t R_ScrapArea (rscrap_t *scrap, int *count) __attribute__((pure));
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void R_ScrapDump (rscrap_t *scrap);
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#endif//__r_scrap_h
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