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Add global constants, type definitions and variables to the game
This commit is contained in:
John Zaitseff
parent
38d7a0e022
commit
18fde51d30
@ -28,4 +28,4 @@
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bin_PROGRAMS = trader
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trader_SOURCES = trader.c trader.h
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trader_SOURCES = trader.c trader.h globals.c globals.h
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67
src/globals.c
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67
src/globals.c
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/************************************************************************
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* *
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* Star Traders: A Game of Interstellar Trading *
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* Copyright (C) 1990-2011, John Zaitseff *
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* *
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************************************************************************/
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/*
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Author: John Zaitseff <J.Zaitseff@zap.org.au>
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$Id$
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This file, globals.c, contains the actual global variables and
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structures used in Star Traders.
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This program is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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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. See the GNU
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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, see http://www.gnu.org/licenses/.
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*/
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#include "globals.h"
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/************************************************************************
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* Constant definitions *
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************************************************************************/
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// Company names
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const char *company_names[MAX_COMPANIES] = {
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"Altair Starways",
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"Betelgeuse, Ltd",
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"Capella Freight Co",
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"Denebola Shippers",
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"Eridani Expediters",
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"Fornax Express",
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"Gemeni Inc",
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"Hercules and Co"
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};
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/************************************************************************
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* Global variable definitions *
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************************************************************************/
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company_info_t company[MAX_COMPANIES]; // Array of companies
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player_info_t player[MAX_PLAYERS]; // Array of players
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map_val_t map[MAX_X][MAX_Y]; // Map of the galaxy
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move_rec_t move[NUMBER_MOVES]; // Current moves
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double interest_rate; // Current interest rate
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double credit_limit; // Credit limit of current player
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int bid_used; // True if bid used for player
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int turn_number;
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int current_player;
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int number_players;
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int first_player; // Who WAS the first player to go?
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134
src/globals.h
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134
src/globals.h
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@ -0,0 +1,134 @@
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/************************************************************************
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* *
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* Star Traders: A Game of Interstellar Trading *
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* Copyright (C) 1990-2011, John Zaitseff *
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* *
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************************************************************************/
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/*
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Author: John Zaitseff <J.Zaitseff@zap.org.au>
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$Id$
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This file, globals.h, contains definitions for global variables and
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structures for Star Traders.
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This program is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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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. See the GNU
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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, see http://www.gnu.org/licenses/.
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*/
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#ifndef included_GLOBALS_H
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#define included_GLOBALS_H 1
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/************************************************************************
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* Constants and type declarations *
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************************************************************************/
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#define MAX_X (38) /* Map dimensions MAP_X x MAP_Y */
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#define MAX_Y (12)
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#define STAR_RATIO (0.10) /* 10% of map should be stars */
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#define NUMBER_MOVES (20) /* Number of choices on map per turn */
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#define MAX_TURN (50) /* Max. number of turns per game */
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#define MAX_PLAYERS (8) /* Maximum number of players */
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#define INITIAL_CASH (6000.00) /* Initial cash per player */
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#define MAX_OVERDRAFT (1000.00) /* Max. value player can go negative */
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#define PROB_BANKRUPTCY (0.07) /* If overdraft, 7% chance of bankruptcy */
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#define MAX_COMPANIES (8) /* Max. number of companies (must be <= 26) */
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#define INITIAL_SHARE_PRICE (60.00) /* Initial share price */
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#define SHARE_PRICE_INC (60.00) /* Share price incr. for increase in shipping */
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#define SHARE_PRICE_INC_OUTPOST (70.00) /* Incr. for adding an outpost */
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#define SHARE_PRICE_INC_STAR (300.00) /* Incr. for adding next to star */
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#define INC_SHARE_PRICE (0.30) /* 30% chance for increasing share price */
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#define DEC_SHARE_PRICE (0.65) /* 65% x 30% chance of decrementing same */
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#define INITIAL_RETURN (0.05) /* Initial return per share: 5% */
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#define PROB_INC_RETURN (0.25) /* Chance of incr. return when company grows */
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#define INC_COMPANY_RETURN (0.40) /* Chance of randomly incrementing return */
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#define MAX_COMPANY_RETURN (0.40) /* Maximum return per share */
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#define INITIAL_STOCK_ISSUED (5) /* Initial number of shares issued out */
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#define INITIAL_MAX_STOCK (50) /* Initial max. number of shares available */
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#define COMPANY_BANKRUPTCY (0.01) /* 1% chance of company bankruptcy */
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#define ALL_ASSETS_TAKEN (0.20) /* 20% chance of assets taken of same */
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#define BID_CHANCE (0.75) /* 75% chance of successful bidding */
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#define MAX_SHARES_BIDDED (200) /* Max. number of shares issued */
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#define INITIAL_INTEREST_RATE (0.10) /* Initial bank interest rate: 10% */
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#define INC_INTEREST_RATE (0.30) /* 30% chance of incr./decr. interest rate */
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#define MAX_INTEREST_RATE (0.30) /* Maximum interest rate */
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// Information about each company
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typedef struct company_info {
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char *name; // Company name
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double share_price; // Share price
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double share_return; // Return per share
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long stock_issued; // Total stock sold to players
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long max_stock; // Max. stock that company has
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int on_map; // True if company on map
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} company_info_t;
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// Information about each player
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typedef struct player_info {
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char *name; // Player name
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double cash; // Cash available
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double debt; // Amount of debt
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long stock_owned[MAX_COMPANIES]; // How much stock is owned
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int in_game; // True if still in the game
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} player_info_t;
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// Map values
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typedef enum map_val {
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MAP_EMPTY = '.', // Empty space
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MAP_OUTPOST = '+', // Unowned outpost
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MAP_STAR = '*', // Star
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MAP_A = 'A' // Company A, etc
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} map_val_t;
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// Information about a move
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typedef struct move_rec {
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int x;
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int y;
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} move_rec_t;
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// Company names
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extern const char *company_names[MAX_COMPANIES];
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/************************************************************************
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* Global variable declarations *
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************************************************************************/
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extern company_info_t company[MAX_COMPANIES]; // Array of companies
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extern player_info_t player[MAX_PLAYERS]; // Array of players
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extern map_val_t map[MAX_X][MAX_Y]; // Map of the galaxy
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extern move_rec_t move[NUMBER_MOVES]; // Current moves
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extern double interest_rate; // Current interest rate
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extern double credit_limit; // Credit limit of current player
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extern int bid_used; // True if bid used for player
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extern int turn_number;
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extern int current_player;
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extern int number_players;
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extern int first_player; // Who WAS the first player to go?
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#endif /* included_GLOBALS_H */
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@ -31,4 +31,7 @@
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#define included_TRADER_H 1
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#include "globals.h"
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#endif /* included_TRADER_H */
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