112 lines
2.4 KiB
D
112 lines
2.4 KiB
D
/// License: MIT
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import std;
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import derelict.sfml2.audio,
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derelict.sfml2.graphics,
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derelict.sfml2.system,
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derelict.sfml2.window;
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import gl4d, ft4d;
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import sj.Args,
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sj.Game,
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sj.KeyInput;
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enum WindowTitle = "shapes-juke";
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int main(string[] unparsed_args) {
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Args args;
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if (!ParseArgs(unparsed_args, args)) return 1;
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auto win = CreateWindow(args);
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auto game = new Game(args);
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scope(exit) game.destroy();
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while (true) {
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sfEvent e;
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sfWindow_pollEvent(win, &e);
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if (e.type == sfEvtClosed) break;
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game.Update(GetKeyInput());
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game.Draw();
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win.Flush();
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}
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return 0;
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}
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private bool ParseArgs(string[] unparsed_args, out Args args) {
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auto helpinfo = unparsed_args.getopt(
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"window-size", &args.window_size
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);
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auto valid = true;
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if (args.window_size <= 100) {
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"invalid window size (it should be 100 or more)".writeln;
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valid = false;
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}
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if (!valid || helpinfo.helpWanted) {
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defaultGetoptPrinter(WindowTitle, helpinfo.options);
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return false;
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}
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return true;
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}
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private KeyInput GetKeyInput() {
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KeyInput result;
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result.left = !!sfKeyboard_isKeyPressed(sfKeyLeft);
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result.right = !!sfKeyboard_isKeyPressed(sfKeyRight);
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result.up = !!sfKeyboard_isKeyPressed(sfKeyUp);
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result.down = !!sfKeyboard_isKeyPressed(sfKeyDown);
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return result;
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}
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private auto CreateWindow(ref in Args args) {
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ft.Initialize();
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DerelictSFML2Audio .load();
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DerelictSFML2Graphics.load();
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DerelictSFML2System .load();
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DerelictSFML2Window .load();
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sfContextSettings specs;
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specs.depthBits = 24;
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specs.stencilBits = 8;
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specs.antialiasingLevel = 1;
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specs.majorVersion = 3;
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specs.minorVersion = 3;
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specs.attributeFlags = sfContextCore;
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auto win = sfWindow_create(
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sfVideoMode(args.window_size, args.window_size),
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WindowTitle.toStringz,
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sfClose | sfTitlebar,
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&specs).
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enforce;
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sfWindow_setVerticalSyncEnabled(win, true);
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sfWindow_setActive(win, true).enforce;
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gl.ApplyContext();
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gl.Enable(GL_BLEND);
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gl.BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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static struct Window {
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public:
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~this() {
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sfWindow_destroy(window_);
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ft.Dispose();
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}
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void Flush() {
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sfWindow_display(window_);
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}
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@property auto ptr() { return window_; }
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alias ptr this;
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private:
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ReturnType!sfWindow_create window_;
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}
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return Window(win);
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}
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