I lost all the work I had done on the game logic, so I'm committing stuff now (d1fde4ed) · Commits · Chris / yahtc

graphics.c

0 → 100644

+36 −0

Original line number	Diff line number	Diff line
		// graphics.c
		#include "graphics.h"

		// void print_single_die(int die_value) {
		// // override invalid values with a blank die (DICE[0])
		// if (die_value < 0 \|\| die_value > DICE_ARRAY_LENGTH) {
		// die_value = 0;
		// }
		//
		// for (int i = 0; i < DIE_VERTICAL_LENGTH; i++) {
		// printf("%s\n", DICE[die_value][i]);
		// }
		// }
		//
		// void print_multiple_dice(int *die_values, int n, int animated) {
		// // if animation is not desired, just print out the die values
		// for (int which_row = 0; which_row < DIE_VERTICAL_LENGTH; which_row++) {
		// for (int j = 0; j < n; j++) {
		// int which_die = die_values[j];
		// printf("%s ", DICE[which_die][which_row]);
		// }
		// printf("\n");
		// }
		// }
		//
		// // to only be called after print_multiple_dice()
		// void clear_dice() {
		// // move cursor up
		// // for (int i = 0; i < DIE_VERTICAL_LENGTH + 1; i++) {
		// for (int i = 0; i < DIE_VERTICAL_LENGTH; i++) {
		// printf("\033[A"); // move cursor up one line
		// }
		// // move cursor all the way to the left
		// printf("\r");
		// // printf("Hello world!\n");
		// }

graphics.h

0 → 100644

+111 −0

Original line number	Diff line number	Diff line
		// graphics.h
		#ifndef GRAPHICS_H_
		#define GRAPHICS_H_
		# pragma once

		#include <stdio.h>
		#include <stdarg.h>

		const int DIE_VERTICAL_LENGTH = 6;
		const int DICE_ARRAY_LENGTH = 7;

		char *DICE[7][6] = {
		{
		" +-------+ ",
		" \| \| ",
		" \| \| ",
		" \| \| ",
		" +-------+ ",
		" [ ] ",
		},
		{
		" +-------+ ",
		" \| \| ",
		" \| O \| ",
		" \| \| ",
		" +-------+ ",
		" [1] ",
		},
		{
		" +-------+ ",
		" \| O \| ",
		" \| \| ",
		" \| O \| ",
		" +-------+ ",
		" [2] ",
		},

		{
		" +-------+ ",
		" \| O \| ",
		" \| O \| ",
		" \| O \| ",
		" +-------+ ",
		" [3] ",
		},

		{
		" +-------+ ",
		" \| O O \| ",
		" \| \| ",
		" \| O O \| ",
		" +-------+ ",
		" [4] ",
		},
		{
		" +-------+ ",
		" \| O O \| ",
		" \| O \| ",
		" \| O O \| ",
		" +-------+ ",
		" [5] ",
		},
		{
		" +-------+ ",
		" \| O O \| ",
		" \| O O \| ",
		" \| O O \| ",
		" +-------+ ",
		" [6] ",
		}
		};

		void print_single_die(int die_value);
		void print_multiple_dice(int *die_value, int n, int animated);
		void clear_dice();

		// todo move the below to its own source file

		void print_single_die(int die_value) {
		// override invalid values with a blank die (DICE[0])
		if (die_value < 0 \|\| die_value > DICE_ARRAY_LENGTH) {
		die_value = 0;
		}

		for (int i = 0; i < DIE_VERTICAL_LENGTH; i++) {
		printf("%s\n", DICE[die_value][i]);
		}
		}

		void print_multiple_dice(int *die_value, int n, int animated) {
		for (int which_row = 0; which_row < DIE_VERTICAL_LENGTH; which_row++) {
		for (int j = 0; j < n; j++) {
		int which_die = die_value[j];
		printf("%s ", DICE[which_die][which_row]);
		}
		printf("\n");
		}
		}

		// to only be called after print_multiple_dice()
		void clear_dice() {
		// move cursor up
		// for (int i = 0; i < DIE_VERTICAL_LENGTH + 1; i++) {
		for (int i = 0; i < DIE_VERTICAL_LENGTH; i++) {
		printf("\033[A"); // move cursor up one line
		}
		// move cursor all the way to the left
		printf("\r");
		}

		#endif //GRAPHICS_H_

yaht.c

0 → 100644

+58 −0

Original line number	Diff line number	Diff line
		#include <stdio.h>
		#include "graphics.h"

		// yaht.c
		// Chris Morris
		// MIT License

		// todo move into header file

		FILE *get_urandom();
		unsigned int roll_die(FILE *urandom_file);
		const int NUM_DICE = 5;

		struct die_st {
		unsigned int value;
		int held;
		};

		struct game_state_st {
		struct die_st dice[5];
		};

		struct context_st {
		FILE *random_device_fd;
		struct game_state_st game_state;
		};

		int main() {
		struct context_st ctx;
		// initialize random device for game state
		ctx.random_device_fd = get_urandom();
		unsigned int next_random = roll_die(ctx.random_device_fd);
		// the below were used to test single die roll functionality
		// print_single_die(next_random);
		// printf("%d\n", next_random);

		for (int i = 0; i < NUM_DICE; i++) {
		ctx.game_state.dice[i].value = roll_die(ctx.random_device_fd);
		print_single_die(ctx.game_state.dice[i].value);
		}
		fclose(ctx.random_device_fd);
		return 0;
		}

		// get random value from device

		FILE *get_urandom() {
		FILE *urandom = fopen("/dev/urandom", "rb");
		return urandom;
		}

		unsigned int roll_die(FILE *urandom_file) {
		unsigned int next_random;
		fread(&next_random, sizeof(next_random), 1, urandom_file);
		next_random = (next_random % 6) + 1;
		return next_random;

		}

yahtc

0 → 100755

+16.5 KiB

File added.

No diff preview for this file type.

View file