66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
#ifndef RENDERER_H
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#define RENDERER_H
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#include <SDL.h>
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#include <stdint.h>
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typedef struct RenImage RenImage;
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typedef struct RenFont RenFont;
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enum {
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RenFontAntialiasingMask = 1,
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RenFontGrayscale = 1,
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RenFontSubpixel = 0,
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RenFontHintingMask = 3 << 1,
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RenFontHintingSlight = 0 << 1,
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RenFontHintingNone = 1 << 1,
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RenFontHintingFull = 2 << 1,
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};
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typedef struct { uint8_t b, g, r, a; } RenColor;
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typedef struct { int x, y, width, height; } RenRect;
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struct CPReplace {
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unsigned codepoint_src;
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unsigned codepoint_dst;
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};
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typedef struct CPReplace CPReplace;
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struct CPReplaceTable {
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int size;
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CPReplace *replacements;
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};
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typedef struct CPReplaceTable CPReplaceTable;
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void ren_init(SDL_Window *win);
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void ren_update_rects(RenRect *rects, int count);
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void ren_set_clip_rect(RenRect rect);
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void ren_get_size(int *x, int *y);
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RenImage* ren_new_image(int width, int height);
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void ren_free_image(RenImage *image);
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RenFont* ren_load_font(const char *filename, float size, unsigned int renderer_flags);
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void ren_free_font(RenFont *font);
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void ren_set_font_tab_size(RenFont *font, int n);
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int ren_get_font_tab_size(RenFont *font);
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int ren_get_font_width(RenFont *font, const char *text, int *subpixel_scale);
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int ren_get_font_height(RenFont *font);
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int ren_get_font_subpixel_scale(RenFont *font);
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int ren_font_subpixel_round(int width, int subpixel_scale, int orientation);
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void ren_draw_rect(RenRect rect, RenColor color);
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void ren_draw_image(RenImage *image, RenRect *sub, int x, int y, RenColor color);
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void ren_draw_text(RenFont *font, const char *text, int x, int y, RenColor color, CPReplaceTable *replacements, RenColor replace_color);
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void ren_draw_text_subpixel(RenFont *font, const char *text, int x_subpixel, int y, RenColor color, CPReplaceTable *replacements, RenColor replace_color);
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void ren_cp_replace_init(CPReplaceTable *rep_table);
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void ren_cp_replace_free(CPReplaceTable *rep_table);
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void ren_cp_replace_add(CPReplaceTable *rep_table, const char *src, const char *dst);
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void ren_cp_replace_clear(CPReplaceTable *rep_table);
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#endif
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