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37 lines
1 KiB
C
37 lines
1 KiB
C
#ifndef TEXTURE_ATLAS_H
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#define TEXTURE_ATLAS_H
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#include "sf2d.h"
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#include "bin_packing_2d.h"
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#include "int_htab.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct atlas_htab_entry {
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bp2d_rectangle rect;
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int bitmap_left;
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int bitmap_top;
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int advance_x;
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int advance_y;
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int glyph_size;
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} atlas_htab_entry;
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typedef struct texture_atlas {
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sf2d_texture *tex;
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bp2d_node *bp_root;
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int_htab *htab;
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} texture_atlas;
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texture_atlas *texture_atlas_create(int width, int height, sf2d_texfmt format, sf2d_place place);
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void texture_atlas_free(texture_atlas *atlas);
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int texture_atlas_insert(texture_atlas *atlas, unsigned int character, const void *image, int width, int height, int bitmap_left, int bitmap_top, int advance_x, int advance_y, int glyph_size);
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int texture_atlas_exists(texture_atlas *atlas, unsigned int character);
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void texture_atlas_get(texture_atlas *atlas, unsigned int character, bp2d_rectangle *rect, int *bitmap_left, int *bitmap_top, int *advance_x, int *advance_y, int *glyph_size);
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#ifdef __cplusplus
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}
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#endif
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#endif
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