public void OnGUI()
{
if (m_SceneManager == null)
{
m_SceneManager = FindObjectOfType <RaytracingSceneManager>();
m_SceneManager.UpdateWorld();
m_SceneManager.onSceneChanged += OnSceneChange;
}
if (m_TracerRenderTexture == null)
{
m_TracerRenderTexture = m_RayTracer.texture;
}
EditorGUILayout.HelpBox(k_HintBoxText, MessageType.Info);
var tex = m_TracerRenderTexture;
if (tex == null)
{
return;
}
var rect = GUILayoutUtility.GetRect(tex.width, tex.height);
EditorGUI.DrawPreviewTexture(rect, m_TracerRenderTexture, null, ScaleMode.ScaleToFit);
}
void EnsureRaySceneManager()
{
var manager = FindObjectOfType <RaytracingSceneManager>();
if (manager == null)
{
var managerObj = new GameObject("Ray Tracing Scene Manager");
manager = managerObj.AddComponent <RaytracingSceneManager>();
}
m_SceneManager = manager;
}
void OnEnable()
{
minSize = new Vector2(200, 100);
maxSize = new Vector2(1600, 800);
EnsureRaySceneManager();
m_RayTracer = new BatchedTracer(m_SceneManager.Spheres, CameraFrame.Default, 400, 200)
{
ClearOnDraw = true
};
m_TracerRenderTexture = m_RayTracer.texture;
m_SceneManager = FindObjectOfType <RaytracingSceneManager>();
m_SceneManager.UpdateWorld();
m_SceneManager.onSceneChanged += OnSceneChange;
if (FindObjectOfType <RaytracingSceneManager>() == null)
{
EditorSceneManager.LoadScene("ChapterEight");
}
m_SceneManager.UpdateWorld();
OnSceneChange();
}