internal static void RenderAndWriteToFile(
HDProbe probe, string targetFile,
RenderTexture cubeRT, RenderTexture planarRT,
out CameraSettings cameraSettings,
out CameraPositionSettings cameraPositionSettings
)
{
var settings = probe.settings;
switch (settings.type)
{
case ProbeSettings.ProbeType.ReflectionProbe:
{
var positionSettings = ProbeCapturePositionSettings.ComputeFrom(probe, null);
HDRenderUtilities.Render(probe.settings, positionSettings, cubeRT,
out cameraSettings, out cameraPositionSettings,
forceFlipY: true,
forceInvertBackfaceCulling: true, // Cubemap have an RHS standard, so we need to invert the face culling
(uint)StaticEditorFlags.ReflectionProbeStatic
);
HDBakingUtilities.CreateParentDirectoryIfMissing(targetFile);
Checkout(targetFile);
HDTextureUtilities.WriteTextureFileToDisk(cubeRT, targetFile);
break;
}
case ProbeSettings.ProbeType.PlanarProbe:
{
var planarProbe = (PlanarReflectionProbe)probe;
var positionSettings = ProbeCapturePositionSettings.ComputeFromMirroredReference(
probe,
planarProbe.referencePosition
);
HDRenderUtilities.Render(
settings,
positionSettings,
planarRT,
out cameraSettings, out cameraPositionSettings
);
HDBakingUtilities.CreateParentDirectoryIfMissing(targetFile);
Checkout(targetFile);
HDTextureUtilities.WriteTextureFileToDisk(planarRT, targetFile);
var renderData = new HDProbe.RenderData(cameraSettings, cameraPositionSettings);
var targetRenderDataFile = targetFile + ".renderData";
Checkout(targetRenderDataFile);
HDBakingUtilities.TrySerializeToDisk(renderData, targetRenderDataFile);
break;
}
default: throw new ArgumentOutOfRangeException(nameof(probe.settings.type));
}
}
static void ComputeProbeSettingsHashes(IList <HDProbe> probes, HDProbeBakingState *states)
{
for (int i = 0; i < probes.Count; ++i)
{
var probe = probes[i];
var positionSettings = ProbeCapturePositionSettings.ComputeFrom(probe, null);
var positionSettingsHash = positionSettings.ComputeHash();
// TODO: make ProbeSettings and unmanaged type so its hash can be the hash of its memory
var probeSettingsHash = probe.settings.ComputeHash();
HashUtilities.AppendHash(ref positionSettingsHash, ref probeSettingsHash);
states[i].probeSettingsHash = probeSettingsHash;
}
}
static void ComputeProbeSettingsHashes(IEnumerable <HDProbe> probes, HDProbeBakingState *states)
{
var i = 0;
foreach (var probe in probes)
{
var positionSettings = ProbeCapturePositionSettings.ComputeFrom(probe, null);
var positionSettingsHash = positionSettings.ComputeHash();
// TODO: make ProbeSettings and unmanaged type so its hash can be the hash of its memory
var probeSettingsHash = probe.settings.ComputeHash();
HashUtilities.AppendHash(ref positionSettingsHash, ref probeSettingsHash);
states[i].probeSettingsHash = probeSettingsHash;
++i;
}
}
static void Gizmos_CapturePoint(ReflectionProbe target)
{
if (sphere == null)
{
sphere = Resources.GetBuiltinResource <Mesh>("New-Sphere.fbx");
}
if (material == null)
{
material = new Material(Shader.Find("Debug/ReflectionProbePreview"));
}
var probe = target.GetComponent <HDAdditionalReflectionData>();
var probePositionSettings = ProbeCapturePositionSettings.ComputeFrom(probe, null);
HDRenderUtilities.ComputeCameraSettingsFromProbeSettings(
probe.settings, probePositionSettings,
out _, out var cameraPositionSettings
);
var capturePosition = cameraPositionSettings.position;
material.SetTexture("_Cubemap", probe.texture);
material.SetPass(0);
Graphics.DrawMeshNow(sphere, Matrix4x4.TRS(capturePosition, Quaternion.identity, Vector3.one * capturePointPreviewSize));
var ray = new Ray(capturePosition, Vector3.down);
if (Physics.Raycast(ray, out RaycastHit hit))
{
var startPoint = capturePosition - Vector3.up * 0.5f * capturePointPreviewSize;
var c = InfluenceVolumeUI.k_GizmoThemeColorBase;
c.a = 0.8f;
Handles.color = c;
Handles.zTest = UnityEngine.Rendering.CompareFunction.LessEqual;
Handles.DrawLine(startPoint, hit.point);
Handles.DrawWireDisc(hit.point, hit.normal, 0.5f);
c.a = 0.25f;
Handles.color = c;
Handles.zTest = UnityEngine.Rendering.CompareFunction.Greater;
Handles.DrawLine(capturePosition, hit.point);
Handles.DrawWireDisc(hit.point, hit.normal, 0.5f);
}
}