public void Initialize(UnityEngine.Mesh mesh, UnityEngine.Material material)
{
this.Mesh = mesh;
this.Material = material;
this.DeferredPass = material.FindPass("DEFERRED");
this.ShadowPass = material.FindPass("SHADOWCASTER");
this.Positions = Pool.Get <SimpleList <Vector4> >();
this.Positions.Clear();
this.ArgsBuffer = this.SafeRelease(this.ArgsBuffer);
this.ArgsBuffer = new ComputeBuffer(1, (int)this.args.Length * 4, ComputeBufferType.DrawIndirect);
this.args[0] = this.Mesh.GetIndexCount(0);
this.args[2] = this.Mesh.GetIndexStart(0);
this.args[3] = this.Mesh.GetBaseVertex(0);
}
void UpdatePreview()
{
if (!this) return;
#if BVH
if (previewBvh)
{
if (!entityBuffer.IsCreated) RebuildEntityBuffers();
if (!bvhNodeBuffer.IsCreated) RebuildBvh();
}
else
{
sphereBuffer.SafeDispose();
bvhNodeBuffer.SafeDispose();
entityBuffer.SafeDispose();
ActiveEntities.Clear();
}
#endif // BVH
if (scene)
{
Transform cameraTransform = targetCamera.transform;
cameraTransform.position = scene.CameraPosition;
cameraTransform.rotation = Quaternion.LookRotation(scene.CameraTarget - scene.CameraPosition);
targetCamera.fieldOfView = scene.CameraFieldOfView;
}
Action updateDelegate = OnEditorUpdate;
if (EditorApplication.update.GetInvocationList().All(x => x != (Delegate) updateDelegate))
EditorApplication.update += OnEditorUpdate;
if (opaquePreviewCommandBuffer == null)
opaquePreviewCommandBuffer = new CommandBuffer { name = "World Preview (Opaque)" };
if (transparentPreviewCommandBuffer == null)
transparentPreviewCommandBuffer = new CommandBuffer { name = "World Preview (Transparent)" };
targetCamera.RemoveAllCommandBuffers();
targetCamera.AddCommandBuffer(CameraEvent.AfterForwardOpaque, opaquePreviewCommandBuffer);
targetCamera.AddCommandBuffer(CameraEvent.AfterForwardAlpha, transparentPreviewCommandBuffer);
opaquePreviewCommandBuffer.Clear();
transparentPreviewCommandBuffer.Clear();
foreach (UnityEngine.Material material in previewMaterials)
DestroyImmediate(material);
previewMaterials.Clear();
var skybox = targetCamera.GetComponent<Skybox>();
if (AssetDatabase.IsMainAsset(skybox.material))
RenderSettings.skybox = skybox.material = new UnityEngine.Material(skybox.material);
skybox.material.SetColor("_Color1", scene.SkyBottomColor);
skybox.material.SetColor("_Color2", scene.SkyTopColor);
EnsurePreviewObjectExists(PrimitiveType.Sphere, ref previewSphere);
EnsurePreviewObjectExists(PrimitiveType.Quad, ref previewRect);
EnsurePreviewObjectExists(PrimitiveType.Cube, ref previewBox);
var previewMeshRenderer = previewSphere.GetComponent<MeshRenderer>();
CollectActiveEntities();
opaquePreviewCommandBuffer.EnableShaderKeyword("LIGHTPROBE_SH");
transparentPreviewCommandBuffer.EnableShaderKeyword("LIGHTPROBE_SH");
foreach (EntityData entity in ActiveEntities)
{
if (!entity.Material) continue;
bool transparent = entity.Material.Type == MaterialType.Dielectric;
bool emissive = entity.Material.Type == MaterialType.DiffuseLight;
Color albedoMainColor = entity.Material.Albedo ? entity.Material.Albedo.MainColor : Color.white;
Color color = transparent ? albedoMainColor.GetAlphaReplaced(0.5f) : albedoMainColor;
var material = new UnityEngine.Material(previewMeshRenderer.sharedMaterial) { color = color };
previewMaterials.Add(material);
material.SetFloat("_Metallic", entity.Material.Type == MaterialType.Metal ? 1 : 0);
material.SetFloat("_Glossiness",
entity.Material.Type == MaterialType.Metal ? 1 - entity.Material.Roughness : transparent ? 1 : 0);
material.SetTexture("_MainTex", entity.Material.Albedo ? entity.Material.Albedo.Image : null);
if (transparent)
{
material.SetInt("_SrcBlend", (int) BlendMode.One);
material.SetInt("_DstBlend", (int) BlendMode.OneMinusSrcAlpha);
material.SetInt("_ZWrite", 0);
material.EnableKeyword("_ALPHAPREMULTIPLY_ON");
material.renderQueue = 3000;
}
if (emissive)
{
material.EnableKeyword("_EMISSION");
material.SetColor("_EmissionColor",
entity.Material.Emission ? entity.Material.Emission.MainColor : Color.black);
}
CommandBuffer previewCommandBuffer =
transparent ? transparentPreviewCommandBuffer : opaquePreviewCommandBuffer;
switch (entity.Type)
{
case EntityType.Sphere:
SphereData s = entity.SphereData;
previewCommandBuffer.DrawMesh(previewSphere.sharedMesh,
Matrix4x4.TRS(entity.Position, entity.Rotation, s.Radius * 2 * Vector3.one),
material, 0,
material.FindPass("FORWARD"));
break;
case EntityType.Rect:
RectData r = entity.RectData;
previewCommandBuffer.DrawMesh(previewRect.sharedMesh,
Matrix4x4.TRS(entity.Position, Quaternion.LookRotation(Vector3.forward) * entity.Rotation,float3(r.Size, 1)),
material, 0,
material.FindPass("FORWARD"));
break;
case EntityType.Box:
BoxData b = entity.BoxData;
previewCommandBuffer.DrawMesh(previewBox.sharedMesh,
Matrix4x4.TRS(entity.Position, entity.Rotation, b.Size), material, 0,
material.FindPass("FORWARD"));
break;
}
}
}
