static RockGeneratorGUI()
{
CHARACTER_WIDTH = 7;
var settings = new RockGenerationSettings();
MAX_LABEL_WIDTH = new[] {
nameof(settings.StockDensity),
nameof(settings.TargetTriangleCount),
nameof(settings.Distortion),
}.Max(n => n.Length) * CHARACTER_WIDTH;
}
void Start()
{
var settings = new RockGenerationSettings {
GridSettings = new VoronoiGridSettings {
Size = 5,
Randomness = .75f
},
StockDensity = 8,
TargetTriangleCount = 220,
Distortion = .5f,
PatternSize = 1.35f,
Transform = Convert.FromUnityMatrix(UnityEngine.Matrix4x4.TRS(new Vector3(2, 2, 2),
Quaternion.identity,
Vector3.one))
};
generator = new RockGenerator {
Settings = settings
};
}
Mesh CreateRandomRock()
{
// Copy existing settings
var settings = new RockGenerationSettings(generator.Settings);
// Modify rock shape
UnityEngine.Matrix4x4 rockTransform = UnityEngine.Matrix4x4.TRS(
new Vector3(2, 2, 2),
Random.rotation,
new Vector3(Random.Range(.5f, 1.5f),
Random.Range(.5f, 1.5f),
Random.Range(.5f, 1.5f))
);
settings.Transform = Convert.FromUnityMatrix(rockTransform);
// Apply settings. Generator will optimize generation base on which settings was changed.
generator.Settings = settings;
// Generator do not use Unity's types, so it can be used outside of Unity
// Notable different are: Matrix4x4, Mesh
return(Convert.ToUnityMesh(generator.MakeRock()));
}
public static bool OnGUI(RockGenerator generator)
{
var groupStyle = GUI.skin.box;
var newSettings = new RockGenerationSettings(generator.Settings);
using (var vs = new VerticalScope(groupStyle))
{
newSettings.StockDensity = SettingSlider(nameof(newSettings.StockDensity),
newSettings.StockDensity, 2, 16, "N1");
newSettings.TargetTriangleCount = Mathf.RoundToInt(
SettingSlider(nameof(newSettings.TargetTriangleCount),
newSettings.TargetTriangleCount, 50, 2000,
"N0",
logScale: true
)
);
}
using (var vs = new VerticalScope(groupStyle))
{
using (var gcs = new GUIChangedScope())
{
var Uniformity = Mathf.Clamp01(1 - newSettings.GridSettings.Randomness);
Uniformity = SettingSlider(nameof(Uniformity), Uniformity, 0, 1);
if (GUI.changed)
{
newSettings.GridSettings = new VoronoiGridSettings(newSettings.GridSettings)
{
Randomness = 1 - Uniformity
};
}
}
newSettings.Distortion = SettingSlider(nameof(newSettings.Distortion),
newSettings.Distortion, -1, 1);
newSettings.PatternSize = SettingSlider(nameof(newSettings.PatternSize),
newSettings.PatternSize, .5f, 2.5f);
}
using (var vs = new VerticalScope(groupStyle))
using (var gcs = new GUIChangedScope())
{
var scale = newSettings.Scale;
Label("Shape:");
var newX = SettingSlider("X", Mathf.Clamp((float)scale.X, .5f, 2), 0.5f, 2);
var newY = SettingSlider("Y", Mathf.Clamp((float)scale.Y, .5f, 2), 0.5f, 2);
var newZ = (float)scale.Z;
if (GUI.changed)
{
var m = UnityEngine.Matrix4x4.TRS(DEFAULT_POS,
rotation,
new Vector3(newX, newY, newZ));
newSettings.Transform = Convert.FromUnityMatrix(m);
}
}
if (Button("Make Rock"))
{
var newGridSettings = new VoronoiGridSettings(newSettings.GridSettings);
newGridSettings.Randomness += 1e-6f;
newSettings.Transform = Convert.FromUnityMatrix(
UnityEngine.Matrix4x4.TRS(DEFAULT_POS + Random.insideUnitSphere,
rotation = Random.rotation,
Convert.ToVector3(newSettings.Scale))
);
newSettings.GridSettings = newGridSettings;
}
var settingsChanged = GUI.changed;
if (settingsChanged)
{
generator.Settings = newSettings;
}
if (Button("Save this one"))
{
var path = FileSaver.SaveMesh(generator.LatestMesh, "rock");
OnFileExported(path);
}
return(settingsChanged);
}
