void Update_FadingToScene()
{
Environment.RenderSettingsLite rDesired = m_DesiredEnvironment.m_RenderSettings;
if (m_HasCustomLights)
{
rDesired.m_AmbientColor = LightsControlScript.m_Instance.m_EnvLights[0].color;
}
if (m_SkipFade)
{
m_TransitionValue = 1.0f;
}
else
{
m_TransitionValue += (m_TransitionSpeed * Time.deltaTime);
m_TransitionValue = Mathf.Min(m_TransitionValue, 1.0f);
}
//fade in scene
m_InterimValues.m_ClearColor = Color.Lerp(m_CurrentValues.m_ClearColor, rDesired.m_ClearColor, m_TransitionValue);
m_InterimValues.m_AmbientColor = Color.Lerp(m_CurrentValues.m_AmbientColor, rDesired.m_AmbientColor, m_TransitionValue);
m_InterimValues.m_FogColor = Color.Lerp(m_CurrentValues.m_FogColor,
m_LoadingCustomEnvironment ? m_CustomFogColor : rDesired.m_FogColor, m_TransitionValue);
m_InterimValues.m_ReflectionIntensity = Mathf.Lerp(m_CurrentValues.m_ReflectionIntensity,
m_LoadingCustomEnvironment ? m_CustomReflectionIntensity : rDesired.m_ReflectionIntensity, m_TransitionValue);
m_InterimValues.m_SkyboxTint = Color.Lerp(m_CurrentValues.m_SkyboxTint, rDesired.m_SkyboxTint, m_TransitionValue);
//fade in lights
for (int i = 0; i < m_TransitionLights.Count; ++i)
{
m_TransitionLights[i].LerpCurrentToDesired(m_TransitionValue);
}
//fade in custom shader values
Shader.SetGlobalFloat("_SceneFadeAmount", m_TransitionValue);
//tint the skybox if it's valid
if (RenderSettings.skybox)
{
RenderSettings.skybox.SetColor("_Tint", m_InterimValues.m_SkyboxTint);
RenderSettings.skybox.SetColor("_ColorA", Color.Lerp(Color.black, m_SkyColorA, m_TransitionValue));
RenderSettings.skybox.SetColor("_ColorB", Color.Lerp(Color.black, m_SkyColorB, m_TransitionValue));
}
if (m_TransitionValue >= 1.0f)
{
m_CurrentState = TransitionState.Scene;
m_CurrentValues = rDesired;
FogDensity = m_LoadingCustomEnvironment ? m_CustomFogDensity : rDesired.m_FogDensity;
if (RenderSettings.skybox)
{
RenderSettings.skybox.SetColor("_ColorA", m_SkyColorA);
RenderSettings.skybox.SetColor("_ColorB", m_SkyColorB);
}
m_LoadingCustomEnvironment = false;
m_CurrentEnvironment = m_DesiredEnvironment;
}
}
/// If forceTransition, perform the fade-to-black-and-back even if the
/// requested environment is the same.
/// If keepTransforms, don't reset the canvas or scene transforms.
public void SetDesiredPreset(
Environment env,
bool forceTransition = false,
bool keepSceneTransform = false,
bool hasCustomLights = false,
bool skipFade = false)
{
m_SkipFade = skipFade;
if (m_RequestInstantSceneSwitch > 0)
{
m_SkipFade = true;
}
bool bEnvironmentModified =
LightsControlScript.m_Instance.LightsChanged || SceneSettings.m_Instance.EnvironmentChanged;
if (env == null)
{
Debug.Log("null environment");
}
else if (env == m_DesiredEnvironment && !bEnvironmentModified &&
!hasCustomLights && !m_LoadingCustomEnvironment && !forceTransition)
{
// same environment and lights not changed; but make sure we inhibit scene reset if requested
m_InhibitSceneReset = keepSceneTransform;
}
else
{
m_HasCustomLights = hasCustomLights;
if (!m_LoadingCustomEnvironment)
{
InGradient = (CurrentEnvironment == null) ? false :
(env.m_RenderSettings.m_SkyboxCubemap == null);
m_CustomFogColor = env.m_RenderSettings.m_FogColor;
m_SkyColorA = env.m_SkyboxColorA;
m_SkyColorB = env.m_SkyboxColorB;
m_GradientSkew = Quaternion.identity;
}
m_DesiredEnvironment = env;
m_CurrentValues = m_InterimValues;
m_TransitionValue = 0.0f;
m_CurrentState = TransitionState.FadingToBlack;
m_InhibitSceneReset = keepSceneTransform;
if (FadingToDesiredEnvironment != null)
{
FadingToDesiredEnvironment();
}
}
}
void CreateEnvironment(Environment.RenderSettingsLite env)
{
//change lightning environment if requested is different from current
if (m_RoomGeometryName != env.m_EnvironmentPrefab)
{
Destroy(m_RoomGeometry);
Destroy(m_RoomReverbZone);
GameObject rNewEnvironment = Resources.Load <GameObject>(env.m_EnvironmentPrefab);
if (rNewEnvironment != null)
{
m_RoomGeometry = Instantiate(rNewEnvironment);
Transform t = m_RoomGeometry.transform;
Debug.Assert(TrTransform.FromTransform(t) == TrTransform.identity);
t.SetParent(App.Instance.m_EnvironmentTransform, false);
// Create reverb zone but do not set its parent. It should live in room space.
GameObject rNewReverbZone = Resources.Load <GameObject>(env.m_EnvironmentReverbZonePrefab);
m_RoomReverbZone = Instantiate(rNewReverbZone);
// Construct lists of objects that are only in low or only in high LOD.
m_EnvironmentObjectsLowLOD = new List <GameObject>();
m_EnvironmentObjectsHighLOD = new List <GameObject>();
foreach (Transform child in m_RoomGeometry.transform)
{
if (IsLowLod(child))
{
m_EnvironmentObjectsLowLOD.Add(child.gameObject);
}
else if (IsHighLod(child))
{
m_EnvironmentObjectsHighLOD.Add(child.gameObject);
}
}
}
else
{
// Clear LOD lists and room geo reference
m_RoomGeometry = null;
m_RoomReverbZone = null;
m_EnvironmentObjectsLowLOD = new List <GameObject>();
m_EnvironmentObjectsHighLOD = new List <GameObject>();
}
// for b/37256058: crash seems to happen between this and the intro sketch load
System.Console.WriteLine("Setenv: Unload 1");
Resources.UnloadUnusedAssets();
System.Console.WriteLine("Setenv: Unload 2");
m_RoomGeometryName = env.m_EnvironmentPrefab;
}
}
void Transition_FadingBlackToFadingScene() {
Environment.RenderSettingsLite rDesired = m_DesiredEnvironment.m_RenderSettings;
m_CurrentValues = m_InterimValues;
m_InterimValues.m_FogEnabled = rDesired.m_FogEnabled;
m_InterimValues.m_FogMode = rDesired.m_FogMode;
FogDensity = m_LoadingCustomEnvironment ? m_CustomFogDensity :
rDesired.m_FogDensity;
RenderSettings.fogStartDistance = rDesired.m_FogStartDistance;
RenderSettings.fogEndDistance = rDesired.m_FogEndDistance;
m_TransitionValue = 0.0f;
//create as many lights as will be in the scene and prep them to fade in
m_TransitionLights.Clear();
List<Environment.Light> aLights = m_DesiredEnvironment.m_Lights;
for (int i = 0; i < aLights.Count; ++i) {
LightTransition rNewTransition = new LightTransition();
rNewTransition.m_DesiredValues = aLights[i];
rNewTransition.m_InterimValues.m_Type = aLights[i].m_Type;
rNewTransition.m_InterimValues.m_ShadowsEnabled = aLights[i].m_ShadowsEnabled;
rNewTransition.m_InterimValues.m_Position = aLights[i].m_Position;
rNewTransition.m_InterimValues.m_Rotation = aLights[i].m_Rotation;
if (m_HasCustomLights) {
rNewTransition.m_DesiredValues.Color = LightsControlScript.m_Instance.m_EnvLights[i + 1].color;
rNewTransition.m_DesiredValues.m_Rotation = LightsControlScript.m_Instance.m_EnvLights[i + 1].rotation;
rNewTransition.m_InterimValues.m_Rotation = LightsControlScript.m_Instance.m_EnvLights[i + 1].rotation;
}
m_TransitionLights.Add(rNewTransition);
}
// Create geometry and reverb zone for new environment.
CreateEnvironment(rDesired);
// Set the reflection cubemap
RenderSettings.customReflection = rDesired.m_ReflectionCubemap;
if (!m_LoadingCustomEnvironment) {
if (rDesired.m_SkyboxCubemap) {
RenderSettings.skybox = m_DesiredEnvironment.m_SkyboxMaterial;
RenderSettings.skybox.SetColor("_Tint", Color.black);
RenderSettings.skybox.SetFloat("_Exposure", rDesired.m_SkyboxExposure);
RenderSettings.skybox.SetTexture("_Tex", rDesired.m_SkyboxCubemap);
} else {
InGradient = true;
if (!m_FadingOutGradient) {
RenderSettings.skybox = Instantiate(m_SkyboxMaterial);
}
if (RenderSettings.skybox != null) {
RenderSettings.skybox.SetVector("_GradientDirection", Vector3.up);
}
}
} else {
if (!m_InGradient) {
RenderSettings.skybox = m_DesiredEnvironment.m_SkyboxMaterial;
RenderSettings.skybox.SetColor("_Tint", Color.black);
RenderSettings.skybox.SetFloat("_Exposure", rDesired.m_SkyboxExposure);
RenderSettings.skybox.SetTexture("_Tex", rDesired.m_SkyboxCubemap);
} else if (!m_FadingOutGradient) {
InGradient = true;
}
}
// Fire off messages that say 'everything changed!'
TriggerFogDensityChanged();
TriggerFogColorChanged();
TriggerSkyboxChanged();
m_TeleportBoundsHalfWidth = m_DesiredEnvironment.m_TeleportBoundsHalfWidth;
m_ControllerXRayHeight = m_DesiredEnvironment.m_ControllerXRayHeight;
if (!m_InhibitSceneReset) {
// Ugh. Can we do something better than this?
// Maybe ask the teleport tool to enforce proper bounds (since it knows how)
// instead of teleporting back to the origin? Then we could kill the hacky
// m_InhibitSceneReset API.
App.Scene.Pose = TrTransform.identity;
}
WidgetManager.m_Instance.SetHomePosition(m_DesiredEnvironment.m_WidgetHome);
m_FadingOutGradient = false;
m_CurrentState = TransitionState.FadingToScene;
}
private static void ExportEnvironments()
{
#if !GAMEOBJ_EXPORT_TO_GLTF
Debug.LogError("Enable the define and fix up the code");
#else
// Save the original RenderSettings
Environment.RenderSettingsLite originalRenderSettings = Environment.GetRenderSettings();
// Clear out the existing environments directory to do a clean export
string projectPath = Path.GetDirectoryName(Application.dataPath);
string environmentExportPath = Path.Combine(projectPath,
ExportUtils.kProjectRelativeEnvironmentExportRoot);
try {
Directory.Delete(environmentExportPath, recursive: true);
} catch (DirectoryNotFoundException) {
// It's okay if this directory doesn't exist yet as it will be created later.
}
// Clear out the existing textures directory to do a clean export
string textureExportPath = Path.Combine(projectPath,
ExportUtils.kProjectRelativeTextureExportRoot);
try {
Directory.Delete(textureExportPath, recursive: true);
} catch (DirectoryNotFoundException) {
// It's okay if this directory doesn't exist yet as it will be created later.
}
if (!FileUtils.InitializeDirectoryWithUserError(
textureExportPath, "Failed to export, can't create texture export directory"))
{
return;
}
// Get the environment
TiltBrushManifest manifest = AssetDatabase.LoadAssetAtPath <TiltBrushManifest>("Assets/Manifest.asset");
foreach (Environment env in manifest.Environments)
{
// Copy over the RenderSettings
Environment.SetRenderSettings(env.m_RenderSettings);
// Set up the environment
string envGuid = env.m_Guid.ToString("D");
Debug.LogFormat("Exporting environment: {0}", env.m_RenderSettings.m_EnvironmentPrefab);
GameObject envPrefab = Resources.Load <GameObject>(env.m_RenderSettings.m_EnvironmentPrefab);
GameObject envGameObject = UObject.Instantiate(envPrefab);
envGameObject.name = envGuid;
// Hide game objects that don't get exported to Poly.
foreach (Transform child in envGameObject.transform)
{
if (SceneSettings.ExcludeFromPolyExport(child))
{
child.gameObject.SetActive(false);
}
}
// Set up the environment export directory
string directoryName = Path.Combine(environmentExportPath, envGuid);
if (!FileUtils.InitializeDirectoryWithUserError(
directoryName, "Failed to export, can't create environment export directory"))
{
return;
}
string basename = FileUtils.SanitizeFilename(envGameObject.name);
string gltfName = Path.Combine(directoryName, basename + ".gltf");
var exporter = new ExportGlTF();
exporter.ExportGameObject(envGameObject, gltfName, env);
// DestroyImmediate is required because editor mode never runs object garbage collection.
UObject.DestroyImmediate(envGameObject);
}
// Restore the original RenderSettings
Environment.SetRenderSettings(originalRenderSettings);
#endif
}