ml
a93e5d4cdc
Plain-C, dependency-free engine that produces a personalized daily Celtic Cross tarot spread and natal-chart/transit astrology reading, plus a standalone CLI (dist/deck-engine) and run.sh wrapper. Includes English/German output via a simple key=value translation format, and docs/diagrams describing the architecture and I/O.
74 lines
2.0 KiB
C
74 lines
2.0 KiB
C
#ifndef DECK_TAROT_H
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#define DECK_TAROT_H
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#include <stdbool.h>
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#define TAROT_DECK_SIZE 22
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#define TAROT_SPREAD_SIZE 10
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typedef enum {
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CARD_FOOL = 0,
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CARD_MAGICIAN,
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CARD_HIGH_PRIESTESS,
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CARD_EMPRESS,
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CARD_EMPEROR,
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CARD_HIEROPHANT,
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CARD_LOVERS,
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CARD_CHARIOT,
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CARD_STRENGTH,
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CARD_HERMIT,
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CARD_WHEEL_OF_FORTUNE,
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CARD_JUSTICE,
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CARD_HANGED_MAN,
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CARD_DEATH,
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CARD_TEMPERANCE,
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CARD_DEVIL,
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CARD_TOWER,
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CARD_STAR,
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CARD_MOON,
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CARD_SUN,
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CARD_JUDGEMENT,
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CARD_WORLD
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} TarotCard;
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/* Waite's original ten positions from "An Ancient Celtic Method of
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* Divination" (The Pictorial Key to the Tarot, Part III §7), in his
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* original drawing order. */
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typedef enum {
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POSITION_PRESENT = 0, /* "This covers him." */
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POSITION_CHALLENGE, /* "This crosses him." */
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POSITION_CROWN, /* "This crowns him." */
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POSITION_FOUNDATION, /* "This is beneath him." */
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POSITION_RECENT_PAST, /* "This is behind him." */
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POSITION_NEAR_FUTURE, /* "This is before him." */
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POSITION_ATTITUDE, /* "Himself." */
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POSITION_ENVIRONMENT, /* "His house." */
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POSITION_HOPES_AND_FEARS,
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POSITION_OUTCOME
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} CelticCrossPosition;
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typedef struct {
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TarotCard card;
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bool reversed;
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} TarotDraw;
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typedef struct {
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/* Indexed by CelticCrossPosition. */
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TarotDraw positions[TAROT_SPREAD_SIZE];
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} CelticCrossSpread;
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/* Deterministic: the same seed string always produces the same ten
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* cards, in the same positions, with the same orientations. */
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void tarot_draw_celtic_cross(const char *seed, CelticCrossSpread *out);
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/* Card content, sourced from A. E. Waite's Pictorial Key to the Tarot
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* (1911, public domain). Defined in tarot_data.c. */
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const char *tarot_card_name(TarotCard card);
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const char *tarot_card_image_file(TarotCard card); /* matches res/img/ */
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const char *tarot_card_meaning(TarotCard card, bool reversed);
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const char *tarot_position_name(CelticCrossPosition position);
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const char *tarot_position_description(CelticCrossPosition position);
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#endif
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