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#if UNITY_EDITOR
using UnityEditor;
using UnityEditor.ProjectWindowCallback;
#endif
namespace UnityEngine.Experimental.Rendering.LightweightPipeline
{
public enum ShadowCascades
{
NO_CASCADES = 0,
TWO_CASCADES,
FOUR_CASCADES,
}
public enum ShadowType
{
NO_SHADOW = 0,
HARD_SHADOWS,
SOFT_SHADOWS,
}
public enum ShadowResolution
{
_512 = 512,
_1024 = 1024,
_2048 = 2048,
_4096 = 4096
}
public enum MSAAQuality
{
Disabled = 1,
_2x = 2,
_4x = 4,
_8x = 8
}
public class LightweightPipelineAsset : RenderPipelineAsset
{
public static readonly string[] m_SearchPaths = {"Assets", "Packages/com.unity.render-pipelines.lightweight"};
// Default values set when a new LightweightPipeline asset is created
[SerializeField] private int m_MaxPixelLights = 4;
[SerializeField] private bool m_SupportsVertexLight = false;
[SerializeField] private bool m_RequireCameraDepthTexture = false;
[SerializeField] private MSAAQuality m_MSAA = MSAAQuality._4x;
[SerializeField] private float m_RenderScale = 1.0f;
[SerializeField] private ShadowType m_ShadowType = ShadowType.HARD_SHADOWS;
[SerializeField] private ShadowResolution m_ShadowAtlasResolution = ShadowResolution._2048;
[SerializeField] private float m_ShadowNearPlaneOffset = 2.0f;
[SerializeField] private float m_ShadowDistance = 50.0f;
[SerializeField] private ShadowCascades m_ShadowCascades = ShadowCascades.FOUR_CASCADES;
[SerializeField] private float m_Cascade2Split = 0.25f;
[SerializeField] private Vector3 m_Cascade4Split = new Vector3(0.067f, 0.2f, 0.467f);
// Resources
[SerializeField] private Shader m_DefaultShader;
[SerializeField] private Shader m_BlitShader;
[SerializeField] private Shader m_CopyDepthShader;
[SerializeField] private LightweightPipelineResource m_ResourceAsset;
#if UNITY_EDITOR
[MenuItem("Assets/Create/Render Pipeline/Lightweight/Pipeline Asset", priority = CoreUtils.assetCreateMenuPriority1)]
static void CreateLightweightPipeline()
{
ProjectWindowUtil.StartNameEditingIfProjectWindowExists(0, CreateInstance<CreateLightweightPipelineAsset>(),
"LightweightAsset.asset", null, null);
}
class CreateLightweightPipelineAsset : EndNameEditAction
{
public override void Action(int instanceId, string pathName, string resourceFile)
{
var instance = CreateInstance<LightweightPipelineAsset>();
string[] guids = AssetDatabase.FindAssets("LightweightPipelineResource t:scriptableobject", m_SearchPaths);
LightweightPipelineResource resourceAsset = null;
foreach (string guid in guids)
{
string path = AssetDatabase.GUIDToAssetPath(guid);
resourceAsset = AssetDatabase.LoadAssetAtPath<LightweightPipelineResource>(path);
if (resourceAsset != null)
break;
}
// There's currently an issue that prevents FindAssets from find resources withing the package folder.
if (resourceAsset == null)
{
string path = "Packages/com.unity.render-pipelines.lightweight/Data/LightweightPipelineResource.asset";
resourceAsset = AssetDatabase.LoadAssetAtPath<LightweightPipelineResource>(path);
}
instance.m_ResourceAsset = resourceAsset;
instance.m_DefaultShader = Shader.Find(LightweightShaderUtils.GetShaderPath(ShaderPathID.STANDARD_PBS));
instance.m_BlitShader = Shader.Find(LightweightShaderUtils.GetShaderPath(ShaderPathID.HIDDEN_BLIT));
instance.m_CopyDepthShader = Shader.Find(LightweightShaderUtils.GetShaderPath(ShaderPathID.HIDDEN_DEPTH_COPY));
AssetDatabase.CreateAsset(instance, pathName);
}
}
#endif
protected override IRenderPipeline InternalCreatePipeline()
{
return new LightweightPipeline(this);
}
void OnValidate()
{
DestroyCreatedInstances();
}
public bool AreShadowsEnabled()
{
return ShadowSetting != ShadowType.NO_SHADOW;
}
public int MaxPixelLights
{
get { return m_MaxPixelLights; }
}
public bool SupportsVertexLight
{
get { return m_SupportsVertexLight; }
}
public bool RequireCameraDepthTexture
{
get { return m_RequireCameraDepthTexture; }
}
public int MSAASampleCount
{
get { return (int)m_MSAA; }
set { m_MSAA = (MSAAQuality)value; }
}
public float RenderScale
{
get { return m_RenderScale; }
set { m_RenderScale = value; }
}
public ShadowType ShadowSetting
{
get { return m_ShadowType; }
private set { m_ShadowType = value; }
}
public int ShadowAtlasResolution
{
get { return (int)m_ShadowAtlasResolution; }
private set { m_ShadowAtlasResolution = (ShadowResolution)value; }
}
public float ShadowNearOffset
{
get { return m_ShadowNearPlaneOffset; }
private set { m_ShadowNearPlaneOffset = value; }
}
public float ShadowDistance
{
get { return m_ShadowDistance; }
private set { m_ShadowDistance = value; }
}
public int CascadeCount
{
get
{
switch (m_ShadowCascades)
{
case ShadowCascades.TWO_CASCADES:
return 2;
case ShadowCascades.FOUR_CASCADES:
return 4;
default:
return 1;
}
}
}
public float Cascade2Split
{
get { return m_Cascade2Split; }
private set { m_Cascade2Split = value; }
}
public Vector3 Cascade4Split
{
get { return m_Cascade4Split; }
private set { m_Cascade4Split = value; }
}
public override Material GetDefaultMaterial()
{
#if UNITY_EDITOR
if (m_ResourceAsset != null)
return m_ResourceAsset.DefaultMaterial;
#endif
return null;
}
public override Material GetDefaultParticleMaterial()
{
#if UNITY_EDITOR
if (m_ResourceAsset != null)
return m_ResourceAsset.DefaultParticleMaterial;
#endif
return null;
}
public override Material GetDefaultLineMaterial()
{
return null;
}
public override Material GetDefaultTerrainMaterial()
{
#if UNITY_EDITOR
if (m_ResourceAsset != null)
return m_ResourceAsset.DefaultTerrainMaterial;
#endif
return null;
}
public override Material GetDefaultUIMaterial()
{
return null;
}
public override Material GetDefaultUIOverdrawMaterial()
{
return null;
}
public override Material GetDefaultUIETC1SupportedMaterial()
{
return null;
}
public override Material GetDefault2DMaterial()
{
return null;
}
public override Shader GetDefaultShader()
{
return m_DefaultShader;
}
public Shader BlitShader
{
get { return m_BlitShader; }
}
public Shader CopyDepthShader
{
get { return m_CopyDepthShader; }
}
}
}