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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 14 | freddie | 1 | #include "SDL/SDL.h" |
| 2 | #include "SDL/SDL_image.h" |
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| 3 | #include "SDL/SDL_opengl.h" |
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| 4 | |||
| 5 | #include <dirent.h> |
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| 6 | #include <iostream> |
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| 7 | #include <vector> |
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| 8 | #include <map> |
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| 9 | |||
| 10 | using namespace std; |
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| 11 | |||
| 12 | #include "point.hpp" |
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| 13 | #include "snake.hpp" |
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| 14 | #include "texture.hpp" |
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| 15 | #include "sssnakesss.hpp" |
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| 16 | |||
| 17 | SSSNAKESSS::SSSNAKESSS() |
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| 18 | { |
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| 19 | running = false; |
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| 20 | } |
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| 21 | |||
| 22 | SSSNAKESSS::~SSSNAKESSS() |
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| 23 | { |
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| 24 | |||
| 25 | } |
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| 26 | |||
| 27 | bool SSSNAKESSS::init() |
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| 28 | { |
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| 29 | if (!initSDL()) |
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| 30 | { |
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| 31 | return false; |
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| 32 | } |
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| 33 | |||
| 34 | if (!initOpenGL()) |
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| 35 | { |
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| 36 | return false; |
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| 37 | } |
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| 38 | |||
| 39 | initData(); |
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| 40 | |||
| 41 | snake = new Snake; |
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| 42 | |||
| 43 | return true; |
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| 44 | } |
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| 45 | |||
| 46 | bool SSSNAKESSS::initSDL() |
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| 47 | { |
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| 48 | if (SDL_Init(SDL_INIT_EVERYTHING) != 0) |
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| 49 | { |
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| 50 | return false; |
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| 51 | } |
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| 52 | |||
| 53 | SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); |
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| 54 | |||
| 55 | screen = SDL_SetVideoMode(640, 480, 16, SDL_OPENGL); |
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| 56 | if (!screen) |
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| 57 | { |
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| 58 | return false; |
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| 59 | } |
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| 60 | |||
| 61 | return true; |
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| 62 | } |
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| 63 | |||
| 64 | bool SSSNAKESSS::initOpenGL() |
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| 65 | { |
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| 66 | glEnable(GL_TEXTURE_2D); |
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| 67 | |||
| 68 | glClearColor(0.0f, 0.0f, 0.0f, 0.0f); |
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| 69 | |||
| 70 | glViewport(0, 0, 640, 480); |
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| 71 | |||
| 72 | glClear(GL_COLOR_BUFFER_BIT); |
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| 73 | |||
| 74 | glMatrixMode(GL_PROJECTION); |
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| 75 | glLoadIdentity(); |
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| 76 | |||
| 77 | glOrtho(0.0f, 640, 480, 0.0f, -1.0f, 1.0f); |
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| 78 | |||
| 79 | glMatrixMode(GL_MODELVIEW); |
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| 80 | glLoadIdentity(); |
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| 81 | |||
| 82 | return true; |
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| 83 | } |
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| 84 | |||
| 85 | void SSSNAKESSS::initData() |
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| 86 | { |
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| 87 | string dataDir = "data/"; |
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| 88 | |||
| 89 | string graphicsDir = dataDir + "graphics/"; |
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| 90 | vector<string> graphicsList = listDir(graphicsDir); |
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| 91 | for (unsigned int i = 0; i < graphicsList.size(); i++) |
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| 92 | { |
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| 93 | string file = graphicsList[i]; |
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| 94 | string fullfilename = graphicsDir + file; |
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| 95 | |||
| 96 | textures[file] = new Texture(fullfilename); |
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| 97 | } |
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| 98 | } |
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| 99 | |||
| 100 | void SSSNAKESSS::initLevel(int level) |
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| 101 | { |
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| 102 | obstacles.erase(obstacles.begin(), obstacles.end()); |
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| 103 | for (int i = 0; i < level * 3; i++) |
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| 104 | { |
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| 105 | // add random obstacle |
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| 106 | } |
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| 107 | // reposition snakes |
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| 108 | } |
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| 109 | |||
| 110 | void SSSNAKESSS::run() |
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| 111 | { |
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| 112 | running = true; |
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| 113 | |||
| 114 | while (running) |
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| 115 | { |
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| 116 | checkEvents(); |
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| 117 | update(); |
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| 118 | draw(); |
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| 119 | |||
| 120 | SDL_GL_SwapBuffers(); |
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| 121 | } |
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| 122 | } |
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| 123 | |||
| 124 | void SSSNAKESSS::checkEvents() |
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| 125 | { |
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| 126 | SDL_Event event; |
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| 127 | |||
| 128 | while (SDL_PollEvent(&event)) |
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| 129 | { |
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| 130 | switch (event.type) |
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| 131 | { |
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| 132 | case SDL_QUIT: |
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| 133 | running = false; |
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| 134 | break; |
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| 135 | } |
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| 136 | } |
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| 137 | } |
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| 138 | |||
| 139 | void SSSNAKESSS::update() |
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| 140 | { |
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| 141 | motion(); |
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| 142 | } |
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| 143 | |||
| 144 | void SSSNAKESSS::motion() |
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| 145 | { |
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| 15 | tom | 146 | for (unsigned int i = 0; i < snakes.size(); i++) |
| 14 | freddie | 147 | { |
| 15 | tom | 148 | Snake *s = snakes[i]; |
| 149 | s->move(); |
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| 14 | freddie | 150 | } |
| 151 | } |
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| 152 | |||
| 153 | void SSSNAKESSS::draw() |
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| 154 | { |
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| 155 | //drawTexture(textures["food.png"], 20, 20); |
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| 156 | } |
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| 157 | |||
| 158 | void SSSNAKESSS::end() |
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| 159 | { |
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| 160 | delete snake; |
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| 161 | |||
| 162 | SDL_FreeSurface(screen); |
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| 163 | SDL_Quit(); |
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| 164 | } |
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| 165 | |||
| 166 | vector<string> SSSNAKESSS::listDir(string dirName) |
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| 167 | { |
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| 168 | vector<string> files; |
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| 169 | |||
| 170 | DIR *dp = opendir(dirName.c_str()); |
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| 171 | if (dp != NULL) |
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| 172 | { |
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| 173 | dirent *ep; |
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| 174 | while ((ep = readdir(dp))) |
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| 175 | { |
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| 176 | string n = ep->d_name; |
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| 177 | if (n != "." && n != "..") |
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| 178 | { |
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| 179 | files.push_back(n); |
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| 180 | } |
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| 181 | } |
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| 182 | |||
| 183 | closedir(dp); |
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| 184 | } |
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| 185 | |||
| 186 | return files; |
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| 187 | } |