X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fapp%2FRuntime.cpp;fp=src%2Fapp%2FRuntime.cpp;h=8ddab262e483e34b5f24f01fab08d13b5f9702dd;hb=b7d09e1e35ef90282c97509e0020b20db3c7ea9f;hp=0000000000000000000000000000000000000000;hpb=e53a0e2e711a7d8bd9b0ddacd1360aa14370643f;p=blank.git

diff --git a/src/app/Runtime.cpp b/src/app/Runtime.cpp
new file mode 100644
index 0000000..8ddab26
--- /dev/null
+++ b/src/app/Runtime.cpp
@@ -0,0 +1,164 @@
+#include "Runtime.hpp"
+
+#include <cctype>
+#include <cstdlib>
+#include <iostream>
+
+using namespace std;
+
+
+namespace blank {
+
+Runtime::Runtime() noexcept
+: name("blank")
+, mode(NORMAL)
+, n(0)
+, t(0)
+, config() {
+
+}
+
+
+void Runtime::ReadArgs(int argc, const char *const *argv) {
+	if (argc <= 0) return;
+	name = argv[0];
+
+	bool options = true;
+	bool error = false;
+
+	for (int i = 1; i < argc; ++i) {
+		const char *arg = argv[i];
+		if (!arg || arg[0] == '\0') {
+			cerr << "warning: found empty argument at position " << i << endl;
+			continue;
+		}
+		if (options && arg[0] == '-') {
+			if (arg[1] == '\0') {
+				cerr << "warning: incomplete option list at position " << i << endl;
+			} else if (arg[1] == '-') {
+				if (arg[2] == '\0') {
+					// stopper
+					options = false;
+				} else {
+					// long option
+					if (strcmp(arg + 2, "no-vsync") == 0) {
+						config.vsync = false;
+					} else if (strcmp(arg + 2, "no-keyboard") == 0) {
+						config.interface.keyboard_disabled = true;
+					} else if (strcmp(arg + 2, "no-mouse") == 0) {
+						config.interface.mouse_disabled = true;
+					} else if (strcmp(arg + 2, "no-hud") == 0) {
+						config.interface.visual_disabled = true;
+					} else {
+						cerr << "unknown option " << arg << endl;
+						error = true;
+					}
+				}
+			} else {
+				// short options
+				for (int j = 1; arg[j] != '\0'; ++j) {
+					switch (arg[j]) {
+						case 'd':
+							config.doublebuf = false;
+							break;
+						case 'm':
+							++i;
+							if (i >= argc || argv[i] == nullptr || argv[i][0] == '\0') {
+								cerr << "missing argument to -m" << endl;
+								error = true;
+							} else {
+								config.multisampling = strtoul(argv[i], nullptr, 10);
+							}
+							break;
+						case 'n':
+							++i;
+							if (i >= argc || argv[i] == nullptr || argv[i][0] == '\0') {
+								cerr << "missing argument to -n" << endl;
+								error = true;
+							} else {
+								n = strtoul(argv[i], nullptr, 10);
+							}
+							break;
+						case 's':
+							++i;
+							if (i >= argc || argv[i] == nullptr || argv[i][0] == '\0') {
+								cerr << "missing argument to -s" << endl;
+								error = true;
+							} else {
+								config.world.gen.solid_seed = strtoul(argv[i], nullptr, 10);
+								config.world.gen.type_seed = config.world.gen.solid_seed;
+							}
+							break;
+						case 't':
+							++i;
+							if (i >= argc || argv[i] == nullptr || argv[i][0] == '\0') {
+								cerr << "missing argument to -t" << endl;
+								error = true;
+							} else {
+								t = strtoul(argv[i], nullptr, 10);
+							}
+							break;
+						case '-':
+							// stopper
+							options = false;
+							break;
+						default:
+							cerr << "unknown option " << arg[j] << endl;
+							error = true;
+							break;
+					}
+				}
+			}
+		} else if (isdigit(arg[0])) {
+			// positional number interpreted as -n
+			n = strtoul(arg, nullptr, 10);
+		} else {
+			cerr << "unable to interpret argument "
+				<< i << " (" << arg << ")" << endl;
+			error = true;
+		}
+	}
+
+	if (error) {
+		mode = ERROR;
+		return;
+	}
+
+	if (n > 0) {
+		if (t > 0) {
+			mode = FIXED_FRAME_LIMIT;
+		} else {
+			mode = FRAME_LIMIT;
+		}
+	} else if (t > 0) {
+		mode = TIME_LIMIT;
+	} else {
+		mode = NORMAL;
+	}
+}
+
+int Runtime::Execute() {
+	if (mode == ERROR) {
+		return 1;
+	}
+
+	Application app(config);
+	switch (mode) {
+		default:
+		case NORMAL:
+			app.Run();
+			break;
+		case FRAME_LIMIT:
+			app.RunN(n);
+			break;
+		case TIME_LIMIT:
+			app.RunT(t);
+			break;
+		case FIXED_FRAME_LIMIT:
+			app.RunS(n, t);
+			break;
+	}
+	return 0;
+}
+
+}