59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
/* NetHack 5.0 tileset.h $NHDT-Date: 1781973089 2026/06/20 16:31:29 $ $NHDT-Branch: NetHack-5.0 $:$NHDT-Revision: 1.6 $ */
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/* Copyright (c) Ray Chason, 2016. */
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/* NetHack may be freely redistributed. See license for details. */
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#ifndef TILESET_H
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#define TILESET_H
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struct Pixel {
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unsigned char r, g, b, a;
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};
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/* To let the tileset interface split the tiles into separate images, use
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* these functions */
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struct TileImage {
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/* Image data */
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unsigned width, height;
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struct Pixel *pixels; /* for direct color */
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unsigned char *indexes; /* for paletted images */
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};
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boolean read_tiles(const char *filename, boolean true_color);
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const struct Pixel *get_palette(void);
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void set_tile_type(boolean true_color);
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void free_tiles(void);
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const struct TileImage *get_tile(unsigned tile_index);
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/* To read the tileset as a single image, use these functions */
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struct TileSetImage {
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/* Image data */
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unsigned width, height;
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struct Pixel *pixels; /* for direct color */
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unsigned char *indexes; /* for paletted images */
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struct Pixel palette[256];
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/* Image description from the file */
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char *image_desc;
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/* Tile dimensions */
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unsigned tile_width, tile_height;
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};
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boolean read_tile_image(struct TileSetImage *image,
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const char *filename, boolean true_color);
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void free_tile_image(struct TileSetImage *image);
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/* For resizing tiles */
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struct TileImage *stretch_tile(const struct TileImage *, unsigned,
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unsigned);
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void free_tile(struct TileImage *);
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/* Used internally by the tile set code */
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boolean read_bmp_tiles(const char *filename, struct TileSetImage *image);
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boolean read_gif_tiles(const char *filename, struct TileSetImage *image);
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boolean read_png_tiles(const char *filename, struct TileSetImage *image);
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#endif
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