Refactor and fixes

src/settings.h

@@ -0,0 +1,51 @@
+#ifndef SRC_SETTINGS_H_
+#define SRC_SETTINGS_H_
+
+#include <string>
+
+#include "typedefs.h"
+
+struct DisplaySettings {
+    /* Window width (pixels) */
+	int width = 1280;
+	/* Window height (pixels) */
+	int height = 720;
+	/* Anti-aliasing samples */
+	int samples = 0;
+	/* GLFW swap interval value, 0 - unlimited fps, 1 - vsync*/
+	int swapInterval = 1;
+	/* Window title */
+	const char* title = "VoxelEngine-Cpp v0.13";
+};
+
+struct ChunksSettings {
+    /* Max milliseconds that engine uses for chunks loading only */
+	uint loadSpeed = 10;
+	/* Radius of chunks loading zone (chunk is unit) */
+	uint loadDistance = 22;
+	/* Buffer zone where chunks are not unloading (chunk is unit)*/
+	uint padding = 2;
+};
+
+struct CameraSettings {
+    /* Camera dynamic field of view effects */
+    bool fovEvents = true;
+    /* Camera movement shake */
+    bool shaking = true;
+};
+
+struct EngineSettings {
+    DisplaySettings display;
+	ChunksSettings chunks;
+	CameraSettings camera;
+
+	/* Fog opacity is calculated as `pow(depth*k, fogCurve)` where k depends on chunksLoadDistance.
+	   Use values in range [1.0 - 2.0] where 1.0 is linear, 2.0 is quadratic
+	*/
+	float fogCurve = 1.6f;
+};
+
+void load_settings(EngineSettings& settings, std::string filename);
+void save_settings(EngineSettings& settings, std::string filename);
+
+#endif // SRC_SETTINGS_H_