8 files changed, 871 insertions, 0 deletions

@@ -0,0 +1,3 @@
+gamesdir = /usr/games
+games_PROGRAMS = mazeoflife
+mazeoflife_SOURCES = mazeoflife.cpp gamestate.cpp
@@ -0,0 +1,417 @@
+# Makefile.in generated by automake 1.10.2 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
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+
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+gamesdir = /usr/games
+mazeoflife_SOURCES = mazeoflife.cpp gamestate.cpp
+all: all-am
+
+.SUFFIXES:
+.SUFFIXES: .cpp .o .obj
+$(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
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+          case '$(am__configure_deps)' in \
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+        cd $(top_srcdir) && \
+          $(AUTOMAKE) --gnu  src/Makefile
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+        @case '$?' in \
+          *config.status*) \
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+        cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+install-gamesPROGRAMS: $(games_PROGRAMS)
+        @$(NORMAL_INSTALL)
+        test -z "$(gamesdir)" || $(MKDIR_P) "$(DESTDIR)$(gamesdir)"
+        @list='$(games_PROGRAMS)'; for p in $$list; do \
+          p1=`echo $$p|sed 's/$(EXEEXT)$$//'`; \
+          if test -f $$p \
+          ; then \
+            f=`echo "$$p1" | sed 's,^.*/,,;$(transform);s/$$/$(EXEEXT)/'`; \
+           echo " $(INSTALL_PROGRAM_ENV) $(gamesPROGRAMS_INSTALL) '$$p' '$(DESTDIR)$(gamesdir)/$$f'"; \
+           $(INSTALL_PROGRAM_ENV) $(gamesPROGRAMS_INSTALL) "$$p" "$(DESTDIR)$(gamesdir)/$$f" || exit 1; \
+          else :; fi; \
+        done
+
+uninstall-gamesPROGRAMS:
+        @$(NORMAL_UNINSTALL)
+        @list='$(games_PROGRAMS)'; for p in $$list; do \
+          f=`echo "$$p" | sed 's,^.*/,,;s/$(EXEEXT)$$//;$(transform);s/$$/$(EXEEXT)/'`; \
+          echo " rm -f '$(DESTDIR)$(gamesdir)/$$f'"; \
+          rm -f "$(DESTDIR)$(gamesdir)/$$f"; \
+        done
+
+clean-gamesPROGRAMS:
+        -test -z "$(games_PROGRAMS)" || rm -f $(games_PROGRAMS)
+mazeoflife$(EXEEXT): $(mazeoflife_OBJECTS) $(mazeoflife_DEPENDENCIES) 
+        @rm -f mazeoflife$(EXEEXT)
+        $(CXXLINK) $(mazeoflife_OBJECTS) $(mazeoflife_LDADD) $(LIBS)
+
+mostlyclean-compile:
+        -rm -f *.$(OBJEXT)
+
+distclean-compile:
+        -rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gamestate.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/mazeoflife.Po@am__quote@
+
+.cpp.o:
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+
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+          && gtags -i $(GTAGS_ARGS) $$here
+
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+
+distdir: $(DISTFILES)
+        @srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
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+              -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
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+          */*) $(MKDIR_P) `echo "$$dist_files" | \
+                           sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+                           sort -u` ;; \
+        esac; \
+        for file in $$dist_files; do \
+          if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
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+            fi; \
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+          else \
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+            || cp -p $$d/$$file $(distdir)/$$file \
+            || exit 1; \
+          fi; \
+        done
+check-am: all-am
+check: check-am
+all-am: Makefile $(PROGRAMS)
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+        for dir in "$(DESTDIR)$(gamesdir)"; do \
+          test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+        done
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+        $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+          install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+          `test -z '$(STRIP)' || \
+            echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+        -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+        @echo "This command is intended for maintainers to use"
+        @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-gamesPROGRAMS clean-generic mostlyclean-am
+
+distclean: distclean-am
+        -rm -rf ./$(DEPDIR)
+        -rm -f Makefile
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+        distclean-tags
+
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+
+dvi-am:
+
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+
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+
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+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+        -rm -rf ./$(DEPDIR)
+        -rm -f Makefile
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+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-gamesPROGRAMS
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean \
+        clean-gamesPROGRAMS clean-generic ctags distclean \
+        distclean-compile distclean-generic distclean-tags distdir dvi \
+        dvi-am html html-am info info-am install install-am \
+        install-data install-data-am install-dvi install-dvi-am \
+        install-exec install-exec-am install-gamesPROGRAMS \
+        install-html install-html-am install-info install-info-am \
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+        install-ps-am install-strip installcheck installcheck-am \
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+        ps ps-am tags uninstall uninstall-am uninstall-gamesPROGRAMS
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
@@ -0,0 +1,273 @@
+#include "includes.h"
+
+GameState::GameState()
+{
+        player_color = getColor(255, 255, 0);
+        event_color = getColor(0, 0, 255);
+
+        newGame = false;
+
+        info.playerx = 1;
+        info.playery = 1;
+        info.level = Level();
+        info.doneMaking = false;
+        board = Board(&info);
+
+        SDL_WM_SetCaption("Maze Of Life - Level 1", NULL);
+}
+
+void GameState::input(SDLKey key)
+{
+        if (info.doneMaking)
+        {
+                switch (key)
+                {
+                        case SDLK_LEFT:
+                                move(info.playerx-1, info.playery);
+
+                                break;
+                        case SDLK_RIGHT:
+                                move(info.playerx+1, info.playery);
+
+                                break;
+                        case SDLK_UP:
+                                move(info.playerx, info.playery-1);
+
+                                break;
+                        case SDLK_DOWN:
+                                move(info.playerx, info.playery+1);
+
+                                break;
+                        case SDLK_ESCAPE:
+                                newGame = false;
+
+                                info.playerx = 1;
+                                info.playery = 1;
+                                info.level = Level();
+                                info.doneMaking = false;
+                                board = Board(&info);
+
+                                SDL_WM_SetCaption("Maze Of Life - Level 1", NULL);
+
+                                break;
+                }
+        }
+}
+
+void GameState::tick()
+{
+        if (newGame)
+        {
+                switch (rand()%4)
+                {
+                        case 0: info.playerx = 1; info.playery = 1; break;
+                        case 1: info.playerx = 1; info.playery = HEIGHT-2; break;
+                        case 2: info.playerx = WIDTH-2; info.playery = HEIGHT-2; break;
+                        case 3: info.playerx = WIDTH-2; info.playery = 1; break;
+                }
+
+                info.level.incrementLevel();
+                info.doneMaking = false;
+                board = Board(&info);
+                newGame = false;
+
+                char title[32];
+                sprintf(title, "Maze Of Life - Level %d", info.level.getLevel());
+                SDL_WM_SetCaption(title, NULL);
+        }
+
+        board.tick();
+}
+
+void GameState::move(int x, int y)
+{
+        wrap(&x, &y);
+
+        if (board.isObstructed(x,y)) return;
+        if ((x==15)&&(y==15)) newGame = true;
+
+        info.playerx = x;
+        info.playery = y;
+}
+
+void GameState::render(SDL_Surface* screen)
+{
+        // Paint maze
+        board.render(screen);
+
+        // Paint player
+        SDL_Rect block;
+        block.x = info.playerx*16;
+        block.y = info.playery*16;
+        block.w = 16;
+        block.h = 16;
+
+        SDL_FillRect(screen, &block, player_color);
+
+        // Paint event
+        block.x = 15*16;
+        block.y = 15*16;
+
+        SDL_FillRect(screen, &block, event_color);
+}
+
+GameState::Level::Level()
+{
+        level = 1;
+
+        alive[0] = getColor(0, 0, 0); // Black
+        alive[1] = getColor(255, 0, 0); // Red
+        alive[2] = getColor(0, 255, 0); // Green
+        alive[3] = getColor(85, 85, 85); // Dark Gray
+        alive[4] = getColor(255, 0, 255); // Magenta
+
+        dead[0] = getColor(255, 255, 255); // White
+        dead[1] = getColor(255, 192, 203); // Pink
+        dead[2] = getColor(0, 255, 255); // Cyan
+        dead[3] = getColor(170, 170, 170); // Light Gray
+        dead[4] = getColor(255, 128, 0); // Orange
+}
+
+int GameState::Level::getLevel()
+{
+        return level;
+}
+
+bool GameState::Level::checkSquare(int x, int y)
+{
+        switch (level/10+1)
+        {
+                case 1:
+                        return ((x>13)&&(x<16)&&(y>13)&&(y<16));
+                case 2:
+                        return ((x>13)&&(x<17)&&(y>13)&&(y<17));
+                case 3:
+                case 4:
+                        return ((x>12)&&(x<18)&&(y>12)&&(y<18));
+                case 5:
+                case 6:
+                        return ((x>11)&&(x<19)&&(y>11)&&(y<19));
+                default:
+                        return true;
+        }
+}
+
+Uint32 GameState::Level::getAliveColor()
+{
+        return alive[(level/10)%5];
+}
+
+Uint32 GameState::Level::getDeadColor()
+{
+        return dead[(level/10)%5];
+}
+
+void GameState::Level::incrementLevel()
+{
+        level++;
+}
+
+GameState::Board::Board()
+{
+        GameState::Board::Board(new GameState::Info());
+}
+
+GameState::Board::Board(GameState::Info* info)
+{
+        this->info = info;
+
+        int x,y;
+        for (y=0;y<HEIGHT;y++)
+        {
+                for (x=0;x<WIDTH;x++)
+                {
+                        if (info->level.checkSquare(x, y))
+                        {
+                                blocks[x][y] = rand() % 2;
+                        } else {
+                                blocks[x][y] = false;
+                        }
+                }
+        }
+
+        blocks[15][15] = false;
+}
+
+bool GameState::Board::isObstructed(int x, int y)
+{
+        return blocks[x][y];
+}
+
+void GameState::Board::render(SDL_Surface* screen)
+{
+        SDL_Rect block;
+        block.w = 16;
+        block.h = 16;
+
+        int x,y;
+
+        for (y=0;y<HEIGHT;y++)
+        {
+                for (x=0;x<WIDTH;x++)
+                {
+                        block.x = x*16;
+                        block.y = y*16;
+
+                        SDL_FillRect(screen, &block, (blocks[x][y] ? info->level.getAliveColor() : info->level.getDeadColor()));
+                }
+        }
+}
+
+void GameState::Board::tick()
+{
+        bool temp[WIDTH][HEIGHT];
+        int x,y;
+        for (x=0;x<WIDTH;x++)
+        {
+                for (y=0;y<HEIGHT;y++)
+                {
+                        temp[x][y] = blocks[x][y];
+                }
+        }
+
+        for (x=0;x<WIDTH;x++)
+        {
+                for (y=0;y<HEIGHT;y++)
+                {
+                        if ((x==15)&&(y==15))
+                        {
+                                continue;
+                        }
+
+                        int neighbors = 0;
+
+                        if ((x>0)&&(y>0)) incrementIfNeighbor(x-1,y-1,temp,&neighbors);
+                        if ((x>0)) incrementIfNeighbor(x-1,y,temp,&neighbors);
+                        if ((x>0)&&(y<HEIGHT-1)) incrementIfNeighbor(x-1,y+1,temp,&neighbors);
+                        if ((y>0)) incrementIfNeighbor(x,y-1,temp,&neighbors);
+                        if ((y<HEIGHT-1)) incrementIfNeighbor(x,y+1,temp,&neighbors);
+                        if ((x<WIDTH-1)&&(y>0)) incrementIfNeighbor(x+1,y-1,temp,&neighbors);
+                        if ((x<WIDTH-1)) incrementIfNeighbor(x+1,y,temp,&neighbors);
+                        if ((x<WIDTH-1)&&(y<HEIGHT-1)) incrementIfNeighbor(x+1,y+1,temp,&neighbors);
+
+                        if (temp[x][y])
+                        {
+                                blocks[x][y] = ((neighbors >= 1) && (neighbors <= 4));
+                        } else {
+                                blocks[x][y] = (neighbors == 3);
+                        }
+                }
+        }
+
+        if (!info->doneMaking && ++gens > 100) info->doneMaking = true;
+}
+
+void GameState::Board::incrementIfNeighbor(int x, int y, bool temp[WIDTH][HEIGHT], int* tick)
+{
+        wrap(&x, &y);
+
+        if ((temp[x][y])||((info->playerx==x)&&(info->playery==y))||((x==15)&&(y==15)))
+        {
+                ++*tick;
+        }
+}
@@ -0,0 +1,59 @@
+#ifndef GAMESTATE_H
+#define GAMESTATE_H
+
+class GameState : public State {
+        public:
+                GameState();
+                void input(SDLKey key);
+                void tick();
+                void render(SDL_Surface* screen);
+
+                class Level
+                {
+                        private:
+                                int level;
+                                Uint32 alive[5];
+                                Uint32 dead[5];
+
+                        public:
+                                Level();
+                                int getLevel();
+                                int getLevelGroup();
+                                bool checkSquare(int x, int y);
+                                Uint32 getAliveColor();
+                                Uint32 getDeadColor();
+                                void incrementLevel();
+                };
+
+                struct Info {
+                        int playerx, playery;
+                        Level level;
+                        bool doneMaking;
+                };
+
+                class Board
+                {
+                        private:
+                                bool blocks[WIDTH][HEIGHT];
+                                void incrementIfNeighbor(int x, int y, bool temp[WIDTH][HEIGHT], int* tick);
+                                GameState::Info* info;
+                                int gens;
+
+                        public:
+                                Board();
+                                Board(GameState::Info* info);
+                                bool isObstructed(int x, int y);
+                                void render(SDL_Surface* screen);
+                                void tick();
+                };
+
+        private:
+                Uint32 player_color;
+                Uint32 event_color;
+                bool newGame;
+                Info info;
+                Board board;
+                void move(int x, int y);
+};
+
+#endif
@@ -0,0 +1,7 @@
+#include <SDL.h>
+#include <stdio.h>
+#include <time.h>
+#include <string>
+#include "mazeoflife.h"
+#include "state.h"
+#include "gamestate.h"
@@ -0,0 +1,90 @@
+#include "includes.h"
+
+SDL_Surface *screen;
+bool gameSleep = false;
+
+int main(int argc, char *argv[])
+{
+        srand(time(NULL));
+
+        /* Initialize defaults, Video and Audio */
+        if((SDL_Init(SDL_INIT_VIDEO)==-1)) { 
+                printf("Could not initialize SDL: %s.\n", SDL_GetError());
+                exit(-1);
+        }
+
+        /* Clean up on exit */
+        atexit(SDL_Quit);
+
+        SDL_WM_SetCaption("Maze Of Life", NULL);
+
+        /*
+        * Initialize the display in a 640x480 8-bit palettized mode,
+        * requesting a software surface
+        */
+        screen = SDL_SetVideoMode(WIDTH*16, HEIGHT*16, 8, SDL_DOUBLEBUF);
+        if ( screen == NULL ) {
+                fprintf(stderr, "Couldn't set %dx%dx8 video mode: %s\n", WIDTH*16, WIDTH*16, SDL_GetError());
+                exit(1);
+        }
+
+        SDL_EnableKeyRepeat(100, 50);
+
+        State* state = new GameState();
+
+        SDL_Event anEvent;
+        for (;;)
+        {
+                state->tick();
+
+                while (SDL_PollEvent(&anEvent))
+                {
+                        switch (anEvent.type)
+                        {
+                                case SDL_ACTIVEEVENT:
+                                        if (anEvent.active.state == SDL_APPINPUTFOCUS)
+                                        {
+                                                gameSleep = !anEvent.active.gain;
+                                        }
+
+                                        break;
+                                case SDL_QUIT:
+                                        exit(0);
+
+                                        break;
+                                case SDL_KEYDOWN:
+                                        state->input(anEvent.key.keysym.sym);
+
+                                        break;
+                        }
+                }
+
+                state->render(screen);
+
+                SDL_Flip(screen);
+        }
+
+        exit(0);
+}
+
+void wrap(int* x, int* y)
+{
+        if (*x < 0)
+        {
+                *x = WIDTH-(0-*x);
+        } else if (*y < 0)
+        {
+                *y = HEIGHT-(0-*y);
+        } else if (*x >= WIDTH)
+        {
+                *x = *x-WIDTH;
+        } else if (*y >= HEIGHT)
+        {
+                *y = *y-HEIGHT;
+        }
+}
+
+Uint32 getColor(int r, int g, int b)
+{
+        return SDL_MapRGB(screen->format, r, g, b);
+}
@@ -0,0 +1,10 @@
+#ifndef MAZEOFLIFE_H
+#define MAZEOFLIFE_H
+
+const int WIDTH = 30;
+const int HEIGHT = 30;
+
+void wrap(int* x, int* y);
+Uint32 getColor(int r, int g, int b);
+
+#endif
@@ -0,0 +1,12 @@
+#ifndef STATE_H
+#define STATE_H
+
+class State
+{
+        public:
+                virtual void input(SDLKey key) = 0;
+                virtual void tick() = 0;
+                virtual void render(SDL_Surface* screen) = 0;
+};
+
+#endif