/// <summary>
/// Submits an array of points to draw into the queue.
/// </summary>
internal static void Submit(Vector3[] points, Color?color, bool dashed)
{
GizmosInstance inst = GetOrCreate();
//if new frame, reset index
if (inst.lastFrame != Time.frameCount)
{
inst.lastFrame = Time.frameCount;
inst.queueIndex = 0;
}
//excedeed the length, so make it even bigger
if (inst.queueIndex >= inst.queue.Length)
{
Element[] bigger = new Element[inst.queue.Length + DefaultQueueSize];
for (int i = inst.queue.Length; i < bigger.Length; i++)
{
bigger[i] = new Element();
}
Array.Copy(inst.queue, 0, bigger, 0, inst.queue.Length);
inst.queue = bigger;
}
inst.queue[inst.queueIndex].color = color ?? Color.white;
inst.queue[inst.queueIndex].points = points;
inst.queue[inst.queueIndex].dashed = dashed;
inst.queueIndex++;
}
internal static GizmosInstance GetOrCreate()
{
if (!instance)
{
var gizmosInstances = FindObjectsOfType <GizmosInstance>();
for (var i = 0; i < gizmosInstances.Length; i++)
{
instance = gizmosInstances[i];
//destroy any extra gizmo instances
if (i > 0)
{
Destroy(gizmosInstances[i]);
}
}
//none were found, create a new one
if (!instance)
{
//instance = new GameObject(typeof(GizmosInstance).FullName).AddComponent<GizmosInstance>();
//instance.gameObject.hideFlags = HideFlags.HideInHierarchy | HideFlags.HideInInspector;
instance = Locator.GetPlayerCamera().gameObject.AddComponent <GizmosInstance>();
}
}
return(instance);
}
internal static GizmosInstance GetOrCreate()
{
if (!hotReloaded && instance)
{
return(instance);
}
bool markDirty = false;
GizmosInstance[] gizmosInstances = FindObjectsOfType <GizmosInstance>();
for (int _i = 0; _i < gizmosInstances.Length; _i++)
{
instance = gizmosInstances[_i];
//destroy any extra gizmo instances
if (_i <= 0)
{
continue;
}
if (Application.isPlaying)
{
Destroy(gizmosInstances[_i]);
}
else
{
DestroyImmediate(gizmosInstances[_i]);
markDirty = true;
}
}
//none were found, create a new one
if (!instance)
{
instance = new GameObject("Popcron.Gizmos.GizmosInstance").AddComponent <GizmosInstance>();
instance.gameObject.hideFlags = HideFlags.HideInHierarchy | HideFlags.HideInInspector;
markDirty = true;
}
#if UNITY_EDITOR
//mark scene as dirty
if (markDirty && !Application.isPlaying)
{
Scene scene = SceneManager.GetActiveScene();
EditorSceneManager.MarkSceneDirty(scene);
}
#endif
hotReloaded = false;
return(instance);
}
internal static GizmosInstance GetOrCreate()
{
if (hotReloaded || !instance)
{
bool markDirty = false;
GizmosInstance[] gizmosInstances = FindObjectsOfType <GizmosInstance>();
for (int i = 0; i < gizmosInstances.Length; i++)
{
instance = gizmosInstances[i];
//destroy any extra gizmo instances
if (i > 0)
{
if (Application.isPlaying)
{
Destroy(gizmosInstances[i]);
}
else
{
DestroyImmediate(gizmosInstances[i]);
markDirty = true;
}
}
}
//none were found, create a new one
if (!instance)
{
instance = new GameObject(typeof(GizmosInstance).FullName).AddComponent <GizmosInstance>();
instance.transform.SetParent(TransformParent);
instance.gameObject.hideFlags = HideFlags.HideInHierarchy | HideFlags.HideInInspector;
markDirty = true;
}
#if UNITY_EDITOR
//mark scene as dirty
if (markDirty && !Application.isPlaying)
{
Scene scene = SceneManager.GetActiveScene();
EditorSceneManager.MarkSceneDirty(scene);
}
#endif
hotReloaded = false;
}
return(instance);
}
internal static void Add(Vector3[] points, Color?color, bool dashed)
{
GizmosInstance inst = GetOrCreate();
//excedeed the length, so loopback
if (inst.queueIndex >= DefaultQueueSize)
{
inst.queueIndex = 0;
}
inst.queue[inst.queueIndex].active = true;
inst.queue[inst.queueIndex].color = color ?? Color.white;
inst.queue[inst.queueIndex].points = points;
inst.queue[inst.queueIndex].dashed = dashed;
inst.queueIndex++;
}
/// <summary>
/// Draws an element onto the screen
/// </summary>
public static void Draw <T>(Color?color, bool dashed, params object[] args) where T : Drawer
{
if (!Enabled)
{
return;
}
Drawer drawer = Drawer.Get <T>();
if (drawer != null)
{
Camera camera = GizmosInstance.currentRenderingCamera;
int points = drawer.Draw(ref buffer, args);
//use frustum culling
if (FrustumCulling)
{
bool visible = false;
if (camera != null)
{
//calculate the bounds of this element
Vector3 min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue);
Vector3 max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
for (int i = 0; i < points; i++)
{
Vector3 p = buffer[i];
if (p.x > max.x)
{
max.x = p.x;
}
if (p.y > max.y)
{
max.y = p.y;
}
if (p.z > max.z)
{
max.z = p.z;
}
if (p.x < min.x)
{
min.x = p.x;
}
if (p.y < min.y)
{
min.y = p.y;
}
if (p.z < min.z)
{
min.z = p.z;
}
}
Bounds bounds = new Bounds();
bounds.SetMinMax(min, max);
GeometryUtility.CalculateFrustumPlanes(camera, cameraPlanes);
if (GeometryUtility.TestPlanesAABB(cameraPlanes, bounds))
{
visible = true;
}
}
else
{
//no current camera, assume its visible
visible = true;
}
if (!visible)
{
return;
}
}
//copy from buffer and add to the queue
Vector3[] array = new Vector3[points];
Array.Copy(buffer, array, points);
GizmosInstance.Add(array, color, dashed);
}
}