public static GPUInstancerShaderBindings GetDefaultGPUInstancerShaderBindings()
{
GPUInstancerShaderBindings shaderBindings = Resources.Load <GPUInstancerShaderBindings>(GPUInstancerConstants.SETTINGS_PATH + GPUInstancerConstants.SHADER_BINDINGS_DEFAULT_NAME);
if (shaderBindings == null)
{
shaderBindings = ScriptableObject.CreateInstance <GPUInstancerShaderBindings>();
shaderBindings.ResetShaderInstances();
#if UNITY_EDITOR
if (!Application.isPlaying)
{
if (!System.IO.Directory.Exists(GPUInstancerConstants.GetDefaultPath() + GPUInstancerConstants.RESOURCES_PATH + GPUInstancerConstants.SETTINGS_PATH))
{
System.IO.Directory.CreateDirectory(GPUInstancerConstants.GetDefaultPath() + GPUInstancerConstants.RESOURCES_PATH + GPUInstancerConstants.SETTINGS_PATH);
}
AssetDatabase.CreateAsset(shaderBindings, GPUInstancerConstants.GetDefaultPath() + GPUInstancerConstants.RESOURCES_PATH + GPUInstancerConstants.SETTINGS_PATH + GPUInstancerConstants.SHADER_BINDINGS_DEFAULT_NAME + ".asset");
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
}
#endif
}
return(shaderBindings);
}
public virtual void SetDefaultGPUInstancerShaderBindings()
{
if (shaderBindings == null)
{
#if UNITY_EDITOR
if (!Application.isPlaying)
{
Undo.RecordObject(this, "GPUInstancerShaderBindings instance generated");
}
#endif
shaderBindings = GetDefaultGPUInstancerShaderBindings();
}
}
public static void DrawGPUInstancerPrototypeInfo(GPUInstancerPrototype selectedPrototype, UnityAction <string> DrawHelpText, Object component, UnityAction OnEditorDataChanged,
GPUInstancerShaderBindings shaderBindings, GPUInstancerEditorSimulator simulator, GPUInstancerTerrainSettings terrainSettings)
{
GPUInstancerTreePrototype treePrototype = (GPUInstancerTreePrototype)selectedPrototype;
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_treeSettings, GPUInstancerEditorConstants.Styles.boldLabel);
treePrototype.isApplyRotation = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useRandomTreeTotation, treePrototype.isApplyRotation);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useRandomTreeTotation);
EditorGUILayout.EndVertical();
}
/// <summary>
/// Generates instancing renderer data for a given GameObject, at the first LOD level.
/// </summary>
/// <param name="gameObject">GameObject</param>
/// <param name="settings">GPU Instancer settings to find appropriate shader for materials</param>
/// <param name="includeChildren">if true, renderers for all found children of this gameObject will be created as well</param>
public bool CreateRenderersFromGameObject(GPUInstancerPrototype prototype, GPUInstancerShaderBindings shaderBindings)
{
if (prototype.prefabObject == null)
{
return(false);
}
if (prototype.prefabObject.GetComponent <LODGroup>() != null)
{
return(GenerateLODsFromLODGroup(prototype.prefabObject.GetComponent <LODGroup>(), shaderBindings, prototype.isShadowCasting));
}
else
{
if (instanceLODs == null || instanceLODs.Count == 0)
{
AddLod();
}
return(CreateRenderersFromGameObject(0, prototype.prefabObject, shaderBindings, prototype.isShadowCasting));
}
}
/// <summary>
/// Generates instancing renderer data for a given GameObject, at the given LOD level.
/// </summary>
/// <param name="lod">Which LOD level to generate renderers in</param>
/// <param name="gameObject">GameObject</param>
/// <param name="settings">GPU Instancer settings to find appropriate shader for materials</param>
/// <param name="includeChildren">if true, renderers for all found children of this gameObject will be created as well</param>
private bool CreateRenderersFromGameObject(int lod, GameObject gameObject, GPUInstancerShaderBindings shaderBindings, bool createShadowMPB)
{
if (instanceLODs == null || instanceLODs.Count <= lod || instanceLODs[lod] == null)
{
Debug.LogError("Can't create renderer(s): Invalid LOD");
return(false);
}
if (!gameObject)
{
Debug.LogError("Can't create renderer(s): reference GameObject is null");
return(false);
}
List <MeshRenderer> meshRenderers = new List <MeshRenderer>();
GetMeshRenderersOfTransform(gameObject.transform, meshRenderers);
if (meshRenderers == null || meshRenderers.Count == 0)
{
Debug.LogError("Can't create renderer(s): no MeshRenderers found in the reference GameObject <" + gameObject.name +
"> or any of its children");
return(false);
}
foreach (MeshRenderer meshRenderer in meshRenderers)
{
if (meshRenderer.GetComponent <MeshFilter>() == null)
{
Debug.LogWarning("MeshRenderer with no MeshFilter found on GameObject <" + gameObject.name +
"> (Child: <" + meshRenderer.gameObject + ">). Are you missing a component?");
continue;
}
List <Material> instanceMaterials = new List <Material>();
for (int m = 0; m < meshRenderer.sharedMaterials.Length; m++)
{
instanceMaterials.Add(shaderBindings.GetInstancedMaterial(meshRenderer.sharedMaterials[m]));
}
Matrix4x4 transformOffset = Matrix4x4.identity;
Transform currentTransform = meshRenderer.gameObject.transform;
while (currentTransform != gameObject.transform)
{
transformOffset = Matrix4x4.TRS(currentTransform.localPosition, currentTransform.localRotation, currentTransform.localScale) * transformOffset;
currentTransform = currentTransform.parent;
}
MaterialPropertyBlock mpb = new MaterialPropertyBlock();
meshRenderer.GetPropertyBlock(mpb);
MaterialPropertyBlock shadowMPB = null;
if (createShadowMPB)
{
shadowMPB = new MaterialPropertyBlock();
meshRenderer.GetPropertyBlock(shadowMPB);
}
AddRenderer(lod, meshRenderer.GetComponent <MeshFilter>().sharedMesh, instanceMaterials, transformOffset, mpb, meshRenderer.shadowCastingMode != UnityEngine.Rendering.ShadowCastingMode.Off, meshRenderer.gameObject.layer, shadowMPB);
}
return(true);
}
/// <summary>
/// Generates all LOD and render data from the supplied Unity LODGroup. Deletes all existing LOD data.
/// </summary>
/// <param name="lodGroup">Unity LODGroup</param>
/// <param name="settings">GPU Instancer settings to find appropriate shader for materials</param>
private bool GenerateLODsFromLODGroup(LODGroup lodGroup, GPUInstancerShaderBindings shaderBindings, bool createShadowMPB)
{
if (instanceLODs == null)
{
instanceLODs = new List <GPUInstancerPrototypeLOD>();
}
else
{
instanceLODs.Clear();
}
for (int lod = 0; lod < lodGroup.GetLODs().Length; lod++)
{
bool hasBillboardRenderer = false;
List <Renderer> lodRenderers = new List <Renderer>();
if (lodGroup.GetLODs()[lod].renderers != null)
{
foreach (Renderer renderer in lodGroup.GetLODs()[lod].renderers)
{
if (renderer != null && renderer is MeshRenderer && renderer.GetComponent <MeshFilter>() != null)
{
lodRenderers.Add(renderer);
}
else if (renderer != null && renderer is BillboardRenderer)
{
hasBillboardRenderer = true;
}
}
}
if (!lodRenderers.Any())
{
if (!hasBillboardRenderer)
{
Debug.LogWarning("LODGroup has no mesh renderers. Prefab: " + lodGroup.gameObject.name + " LODIndex: " + lod);
}
continue;
}
AddLod(lodGroup.GetLODs()[lod].screenRelativeTransitionHeight);
for (int r = 0; r < lodRenderers.Count; r++)
{
List <Material> instanceMaterials = new List <Material>();
for (int m = 0; m < lodRenderers[r].sharedMaterials.Length; m++)
{
instanceMaterials.Add(shaderBindings.GetInstancedMaterial(lodRenderers[r].sharedMaterials[m]));
}
Matrix4x4 transformOffset = Matrix4x4.identity;
Transform currentTransform = lodRenderers[r].gameObject.transform;
while (currentTransform != lodGroup.gameObject.transform)
{
transformOffset = Matrix4x4.TRS(currentTransform.localPosition, currentTransform.localRotation, currentTransform.localScale) * transformOffset;
currentTransform = currentTransform.parent;
}
MaterialPropertyBlock mpb = new MaterialPropertyBlock();
lodRenderers[r].GetPropertyBlock(mpb);
MaterialPropertyBlock shadowMPB = null;
if (createShadowMPB)
{
shadowMPB = new MaterialPropertyBlock();
lodRenderers[r].GetPropertyBlock(shadowMPB);
}
AddRenderer(lod, lodRenderers[r].GetComponent <MeshFilter>().sharedMesh, instanceMaterials, transformOffset, mpb, lodRenderers[r].shadowCastingMode != UnityEngine.Rendering.ShadowCastingMode.Off, lodRenderers[r].gameObject.layer, shadowMPB);
}
}
return(true);
}
public static void DrawGPUInstancerPrototypeInfo(GPUInstancerPrototype selectedPrototype, UnityAction <string> DrawHelpText, UnityEngine.Object component, UnityAction OnEditorDataChanged,
GPUInstancerShaderBindings shaderBindings, GPUInstancerEditorSimulator simulator, GPUInstancerTerrainSettings terrainSettings, int detailLayer)
{
GPUInstancerDetailPrototype prototype = (GPUInstancerDetailPrototype)selectedPrototype;
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_detailProperties, GPUInstancerEditorConstants.Styles.boldLabel);
EditorGUI.BeginChangeCheck();
prototype.detailDensity = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_detailDensity, prototype.detailDensity, 0.0f, terrainSettings.detailDensity);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_detailDensity);
prototype.detailScale = EditorGUILayout.Vector4Field(GPUInstancerEditorConstants.TEXT_detailScale, prototype.detailScale);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_detailScale);
prototype.noiseSpread = EditorGUILayout.FloatField(GPUInstancerEditorConstants.TEXT_noiseSpread, prototype.noiseSpread);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_noiseSpread);
prototype.useCustomHealthyDryNoiseTexture = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useCustomHealthyDryNoiseTexture, prototype.useCustomHealthyDryNoiseTexture);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useCustomHealthyDryNoiseTexture);
if (prototype.useCustomHealthyDryNoiseTexture)
{
prototype.healthyDryNoiseTexture = (Texture2D)EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_healthyDryNoiseTexture, prototype.healthyDryNoiseTexture, typeof(Texture2D), false);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_healthyDryNoiseTexture);
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(component, "Editor data changed.");
if (OnEditorDataChanged != null)
{
OnEditorDataChanged();
}
EditorUtility.SetDirty(prototype);
}
EditorGUI.BeginChangeCheck();
if (!prototype.usePrototypeMesh)
{
prototype.useCustomMaterialForTextureDetail = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useCustomMaterialForTextureDetail, prototype.useCustomMaterialForTextureDetail);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useCustomMaterialForTextureDetail);
if (prototype.useCustomMaterialForTextureDetail)
{
prototype.textureDetailCustomMaterial = (Material)EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_textureDetailCustomMaterial, prototype.textureDetailCustomMaterial, typeof(Material), false);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_textureDetailCustomMaterial);
prototype.isBillboard = false;
}
else
{
prototype.textureDetailCustomMaterial = null;
}
}
EditorGUILayout.EndVertical();
if (!prototype.usePrototypeMesh && !prototype.isBillboard)
{
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_crossQuads, GPUInstancerEditorConstants.Styles.boldLabel);
prototype.useCrossQuads = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_crossQuads, prototype.useCrossQuads);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_crossQuads);
if (prototype.useCrossQuads)
{
prototype.quadCount = EditorGUILayout.IntSlider(GPUInstancerEditorConstants.TEXT_quadCount, prototype.quadCount, 2, 4);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_quadCount);
if (!prototype.useCustomMaterialForTextureDetail)
{
prototype.billboardDistance = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_billboardDistance, prototype.billboardDistance, 0.5f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardDistance);
prototype.billboardDistanceDebug = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_billboardDistanceDebug, prototype.billboardDistanceDebug);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardDistanceDebug);
if (prototype.billboardDistanceDebug)
{
prototype.billboardDistanceDebugColor = EditorGUILayout.ColorField(GPUInstancerEditorConstants.TEXT_billboardDistanceDebugColor, prototype.billboardDistanceDebugColor);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardDistanceDebugColor);
}
prototype.billboardFaceCamPos = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_CQBillboardFaceCamPos, prototype.billboardFaceCamPos);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_CQBillboardFaceCamPos);
}
}
else
{
prototype.quadCount = 1;
}
EditorGUILayout.EndVertical();
}
else
{
prototype.useCrossQuads = false;
}
if (EditorGUI.EndChangeCheck())
{
if (!prototype.usePrototypeMesh && prototype.useCustomMaterialForTextureDetail && prototype.textureDetailCustomMaterial != null)
{
if (!shaderBindings.IsShadersInstancedVersionExists(prototype.textureDetailCustomMaterial.shader.name))
{
Shader instancedShader;
if (GPUInstancerUtility.IsShaderInstanced(prototype.textureDetailCustomMaterial.shader))
{
instancedShader = prototype.textureDetailCustomMaterial.shader;
}
else
{
instancedShader = GPUInstancerUtility.CreateInstancedShader(prototype.textureDetailCustomMaterial.shader, shaderBindings);
}
if (instancedShader != null)
{
shaderBindings.AddShaderInstance(prototype.textureDetailCustomMaterial.shader.name, instancedShader);
}
else
{
Debug.LogWarning("Can not create instanced version for shader: " + prototype.textureDetailCustomMaterial.shader.name + ". Standard Shader will be used instead.");
}
}
}
EditorUtility.SetDirty(prototype);
}
if (!prototype.usePrototypeMesh && !prototype.useCustomMaterialForTextureDetail)
{
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_foliageShaderProperties, GPUInstancerEditorConstants.Styles.boldLabel);
EditorGUI.BeginChangeCheck();
prototype.isBillboard = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isBillboard, prototype.isBillboard);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_isBillboard);
if (prototype.isBillboard)
{
prototype.billboardFaceCamPos = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_billboardFaceCamPos, prototype.billboardFaceCamPos);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardFaceCamPos);
}
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(prototype);
if (simulator != null && simulator.simulateAtEditor && !simulator.initializingInstances)
{
GPUInstancerUtility.UpdateDetailInstanceRuntimeDataList(simulator.gpuiManager.runtimeDataList, terrainSettings, false, detailLayer);
}
}
EditorGUI.BeginChangeCheck();
prototype.detailHealthyColor = EditorGUILayout.ColorField(GPUInstancerEditorConstants.TEXT_detailHealthyColor, prototype.detailHealthyColor);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_detailHealthyColor);
prototype.detailDryColor = EditorGUILayout.ColorField(GPUInstancerEditorConstants.TEXT_detailDryColor, prototype.detailDryColor);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_detailDryColor);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(component, "Editor data changed.");
if (OnEditorDataChanged != null)
{
OnEditorDataChanged();
}
if (simulator != null && simulator.simulateAtEditor && !simulator.initializingInstances)
{
GPUInstancerUtility.UpdateDetailInstanceRuntimeDataList(simulator.gpuiManager.runtimeDataList, terrainSettings, false, detailLayer);
}
EditorUtility.SetDirty(prototype);
}
EditorGUI.BeginChangeCheck();
prototype.ambientOcclusion = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_ambientOcclusion, prototype.ambientOcclusion, 0f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_ambientOcclusion);
prototype.gradientPower = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_gradientPower, prototype.gradientPower, 0f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_gradientPower);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_windSettings, GPUInstancerEditorConstants.Styles.boldLabel);
prototype.windIdleSway = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_windIdleSway, prototype.windIdleSway, 0f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_windIdleSway);
prototype.windWavesOn = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_windWavesOn, prototype.windWavesOn);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_windWavesOn);
if (prototype.windWavesOn)
{
prototype.windWaveTintColor = EditorGUILayout.ColorField(GPUInstancerEditorConstants.TEXT_windWaveTintColor, prototype.windWaveTintColor);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_windWaveTintColor);
prototype.windWaveSize = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_windWaveSize, prototype.windWaveSize, 0f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_windWaveSize);
prototype.windWaveTint = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_windWaveTint, prototype.windWaveTint, 0f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_windWaveTint);
prototype.windWaveSway = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_windWaveSway, prototype.windWaveSway, 0f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_windWaveSway);
}
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(prototype);
if (simulator != null && simulator.simulateAtEditor && !simulator.initializingInstances)
{
GPUInstancerUtility.UpdateDetailInstanceRuntimeDataList(simulator.gpuiManager.runtimeDataList, terrainSettings, false, detailLayer);
}
}
EditorGUILayout.EndVertical();
}
}
public virtual void DrawGPUInstancerPrototypeBillboardSettings(GPUInstancerPrototype selectedPrototype,
GPUInstancerShaderBindings shaderBindings, GPUInstancerBillboardAtlasBindings billboardAtlasBindings)
{
if (selectedPrototype.isBillboardDisabled || (selectedPrototype is GPUInstancerDetailPrototype && !((GPUInstancerDetailPrototype)selectedPrototype).usePrototypeMesh))
{
if (selectedPrototype.useGeneratedBillboard)
{
selectedPrototype.useGeneratedBillboard = false;
}
if (selectedPrototype.billboard != null)
{
selectedPrototype.billboard = null;
}
return;
}
if (Event.current.type == EventType.Repaint && !selectedPrototype.checkedForBillboardExtentions)
{
selectedPrototype.checkedForBillboardExtentions = true;
if (CheckForBillboardExtentions(selectedPrototype, billboardAtlasBindings))
{
return;
}
}
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_billboardSettings, GPUInstancerEditorConstants.Styles.boldLabel);
selectedPrototype.useGeneratedBillboard = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useGeneratedBillboard, selectedPrototype.useGeneratedBillboard);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useGeneratedBillboard);
if (selectedPrototype.useGeneratedBillboard && selectedPrototype.billboard == null)
{
selectedPrototype.billboard = new GPUInstancerBillboard();
}
else if (!selectedPrototype.useGeneratedBillboard && selectedPrototype.billboard != null)
{
if (selectedPrototype.billboard.albedoAtlasTexture != null)
{
billboardAtlasBindings.DeleteBillboardTextures(selectedPrototype);
}
if (!selectedPrototype.billboard.useCustomBillboard)
{
selectedPrototype.billboard = null;
}
}
if (selectedPrototype.useGeneratedBillboard)
{
if (selectedPrototype.treeType != GPUInstancerTreeType.SpeedTree && selectedPrototype.treeType != GPUInstancerTreeType.TreeCreatorTree && selectedPrototype.treeType != GPUInstancerTreeType.SoftOcclusionTree &&
!selectedPrototype.billboard.useCustomBillboard)
{
EditorGUILayout.HelpBox(GPUInstancerEditorConstants.HELPTEXT_unsupportedBillboardWarning, MessageType.Warning);
}
bool previousUseCustomBillboard = selectedPrototype.billboard.useCustomBillboard;
selectedPrototype.billboard.useCustomBillboard = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useCustomBillboard, selectedPrototype.billboard.useCustomBillboard);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useCustomBillboard);
if (selectedPrototype.billboard.useCustomBillboard)
{
selectedPrototype.billboard.customBillboardMesh = (Mesh)EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_customBillboardMesh,
selectedPrototype.billboard.customBillboardMesh, typeof(Mesh), false);
selectedPrototype.billboard.customBillboardMaterial = (Material)EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_customBillboardMaterial,
selectedPrototype.billboard.customBillboardMaterial, typeof(Material), false);
selectedPrototype.billboard.isBillboardShadowCasting = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isBillboardShadowCasting,
selectedPrototype.billboard.isBillboardShadowCasting);
if (!previousUseCustomBillboard && selectedPrototype.billboard.albedoAtlasTexture != null)
{
billboardAtlasBindings.DeleteBillboardTextures(selectedPrototype);
}
if (shaderBindings != null && selectedPrototype.billboard.customBillboardMaterial != null)
{
if (!shaderBindings.IsShadersInstancedVersionExists(selectedPrototype.billboard.customBillboardMaterial.shader.name))
{
Shader instancedShader = GPUInstancerUtility.CreateInstancedShader(selectedPrototype.billboard.customBillboardMaterial.shader, shaderBindings);
if (instancedShader != null)
{
shaderBindings.AddShaderInstance(selectedPrototype.billboard.customBillboardMaterial.shader.name, instancedShader);
}
}
}
}
else
{
if (selectedPrototype.billboard.customBillboardInLODGroup)
{
selectedPrototype.billboard.customBillboardInLODGroup = false;
}
selectedPrototype.billboard.billboardQuality = (BillboardQuality)EditorGUILayout.Popup(GPUInstancerEditorConstants.TEXT_billboardQuality,
(int)selectedPrototype.billboard.billboardQuality, GPUInstancerEditorConstants.TEXT_BillboardQualityOptions);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardQuality);
switch (selectedPrototype.billboard.billboardQuality)
{
case BillboardQuality.Low:
selectedPrototype.billboard.atlasResolution = 1024;
break;
case BillboardQuality.Mid:
selectedPrototype.billboard.atlasResolution = 2048;
break;
case BillboardQuality.High:
selectedPrototype.billboard.atlasResolution = 4096;
break;
case BillboardQuality.VeryHigh:
selectedPrototype.billboard.atlasResolution = 8192;
break;
}
selectedPrototype.billboard.frameCount = EditorGUILayout.IntSlider(GPUInstancerEditorConstants.TEXT_billboardFrameCount, selectedPrototype.billboard.frameCount, 8, 32);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardFrameCount);
selectedPrototype.billboard.frameCount = Mathf.NextPowerOfTwo(selectedPrototype.billboard.frameCount);
selectedPrototype.billboard.billboardBrightness = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_billboardBrightness, selectedPrototype.billboard.billboardBrightness, 0.0f, 1.0f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardBrightness);
selectedPrototype.billboard.isOverridingOriginalCutoff = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_overrideOriginalCutoff, selectedPrototype.billboard.isOverridingOriginalCutoff);
if (selectedPrototype.billboard.isOverridingOriginalCutoff)
{
selectedPrototype.billboard.cutoffOverride = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_overrideCutoffAmount, selectedPrototype.billboard.cutoffOverride, 0.01f, 1.0f);
}
else
{
selectedPrototype.billboard.cutoffOverride = -1f;
}
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_overrideOriginalCutoff);
}
if (!selectedPrototype.billboard.customBillboardInLODGroup)
{
bool hasLODGroup = selectedPrototype.prefabObject.GetComponent <LODGroup>() != null;
bool speedTreeBillboard = selectedPrototype.treeType == GPUInstancerTreeType.SpeedTree && hasLODGroup &&
selectedPrototype.prefabObject.GetComponentInChildren <BillboardRenderer>() != null;
if (hasLODGroup && !speedTreeBillboard)
{
selectedPrototype.billboard.replaceLODCullWithBillboard = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_replaceLODCull, selectedPrototype.billboard.replaceLODCullWithBillboard);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_replaceLODCull);
}
if ((!hasLODGroup || !selectedPrototype.billboard.replaceLODCullWithBillboard) && !speedTreeBillboard)
{
selectedPrototype.billboard.billboardDistance = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_generatedBillboardDistance, selectedPrototype.billboard.billboardDistance, 0.01f, 1f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_generatedBillboardDistance);
}
}
if (!selectedPrototype.billboard.useCustomBillboard)
{
selectedPrototype.billboard.billboardFaceCamPos = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_billboardFaceCamPos, selectedPrototype.billboard.billboardFaceCamPos);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_billboardFaceCamPos);
if (selectedPrototype.billboard.albedoAtlasTexture == null)
{
GPUInstancerUtility.AssignBillboardBinding(selectedPrototype, billboardAtlasBindings);
}
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_billboardAlbedo, selectedPrototype.billboard.albedoAtlasTexture, typeof(GameObject), false);
EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_billboardNormal, selectedPrototype.billboard.normalAtlasTexture, typeof(GameObject), false);
EditorGUI.EndDisabledGroup();
}
GUILayout.Space(10);
EditorGUILayout.BeginHorizontal();
if (!selectedPrototype.billboard.useCustomBillboard)
{
GPUInstancerEditorConstants.DrawColoredButton(selectedPrototype.billboard.albedoAtlasTexture == null ?
GPUInstancerEditorConstants.Contents.generateBillboard : GPUInstancerEditorConstants.Contents.regenerateBillboard,
GPUInstancerEditorConstants.Colors.green, Color.white, FontStyle.Bold, Rect.zero,
() =>
{
GPUInstancerUtility.GeneratePrototypeBillboard(selectedPrototype, billboardAtlasBindings, selectedPrototype.billboard.albedoAtlasTexture != null);
});
}
if ((!selectedPrototype.billboard.useCustomBillboard && selectedPrototype.billboard.albedoAtlasTexture != null) ||
(selectedPrototype.billboard.useCustomBillboard &&
selectedPrototype.billboard.customBillboardMesh != null &&
selectedPrototype.billboard.customBillboardMaterial != null))
{
GPUInstancerEditorConstants.DrawColoredButton(GPUInstancerEditorConstants.Contents.showBillboard, GPUInstancerEditorConstants.Colors.lightBlue, Color.white, FontStyle.Bold, Rect.zero,
() =>
{
GPUInstancerUtility.ShowBillboardQuad(selectedPrototype, Vector3.zero);
});
}
EditorGUILayout.EndHorizontal();
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_regenerateBillboard);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_showBillboard);
}
if (selectedPrototype.useGeneratedBillboard && selectedPrototype.billboard != null && selectedPrototype.billboard.useCustomBillboard && GPUInstancerDefines.billboardExtentions != null && GPUInstancerDefines.billboardExtentions.Count > 0)
{
GUILayout.Space(10);
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel("External Billboard Generators", GPUInstancerEditorConstants.Styles.boldLabel);
GUILayout.Space(5);
foreach (Extention.GPUInstancerBillboardExtention billboardExtention in GPUInstancerDefines.billboardExtentions)
{
try
{
EditorGUILayout.BeginHorizontal();
GUILayout.Label(billboardExtention.GetTitle(), GPUInstancerEditorConstants.Styles.label);
GPUInstancerEditorConstants.DrawColoredButton(new GUIContent(billboardExtention.GetButtonText()), GPUInstancerEditorConstants.Colors.green, Color.white, FontStyle.Bold, Rect.zero,
() =>
{
_redirectObject = billboardExtention.GenerateBillboard(selectedPrototype.prefabObject);
selectedPrototype.checkedForBillboardExtentions = false;
});
EditorGUILayout.EndHorizontal();
GUILayout.Space(5);
}
catch (System.Exception e)
{
EditorUtility.ClearProgressBar();
Debug.LogError("Error generating billboard: " + e.Message + " StackTrace:" + e.StackTrace);
}
}
EditorGUILayout.EndVertical();
}
EditorGUILayout.EndVertical();
}
public virtual void DrawGPUInstancerPrototypeBox(GPUInstancerPrototype selectedPrototype, bool isFrustumCulling, bool isOcclusionCulling,
GPUInstancerShaderBindings shaderBindings, GPUInstancerBillboardAtlasBindings billboardAtlasBindings)
{
if (selectedPrototype == null)
{
return;
}
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
// title
Rect foldoutRect = GUILayoutUtility.GetRect(0, 20, GUILayout.ExpandWidth(true), GUILayout.ExpandHeight(false));
foldoutRect.x += 12;
showPrototypeBox = EditorGUI.Foldout(foldoutRect, showPrototypeBox, selectedPrototype.ToString(), true, GPUInstancerEditorConstants.Styles.foldout);
if (!showPrototypeBox)
{
EditorGUILayout.EndVertical();
return;
}
if (!string.IsNullOrEmpty(selectedPrototype.warningText))
{
EditorGUILayout.HelpBox(selectedPrototype.warningText, MessageType.Error);
if (selectedPrototype.warningText.StartsWith("Can not create instanced version for shader"))
{
GPUInstancerEditorConstants.DrawColoredButton(new GUIContent("Go to Unity Archive"),
GPUInstancerEditorConstants.Colors.lightred, Color.white, FontStyle.Bold, Rect.zero,
() =>
{
Application.OpenURL("https://unity3d.com/get-unity/download/archive");
});
GUILayout.Space(10);
}
}
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_prefabObject, selectedPrototype.prefabObject, typeof(GameObject), false);
EditorGUILayout.ObjectField(GPUInstancerEditorConstants.TEXT_prototypeSO, selectedPrototype, typeof(GPUInstancerPrototype), false);
EditorGUI.EndDisabledGroup();
EditorGUI.BeginChangeCheck();
#region Shadows
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_shadows, GPUInstancerEditorConstants.Styles.boldLabel);
EditorGUI.BeginDisabledGroup(Application.isPlaying);
selectedPrototype.isShadowCasting = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isShadowCasting, selectedPrototype.isShadowCasting);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_isShadowCasting);
EditorGUI.EndDisabledGroup();
if (selectedPrototype.isShadowCasting)
{
if (selectedPrototype is GPUInstancerPrefabPrototype)
{
EditorGUI.BeginDisabledGroup(Application.isPlaying);
selectedPrototype.useOriginalShaderForShadow = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useOriginalShaderForShadow, selectedPrototype.useOriginalShaderForShadow);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useOriginalShaderForShadow);
EditorGUI.EndDisabledGroup();
}
if (!(selectedPrototype is GPUInstancerDetailPrototype))
{
selectedPrototype.useCustomShadowDistance = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_useCustomShadowDistance, selectedPrototype.useCustomShadowDistance);
if (selectedPrototype.useCustomShadowDistance)
{
selectedPrototype.shadowDistance = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_shadowDistance, selectedPrototype.shadowDistance, 0.0f, QualitySettings.shadowDistance);
}
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_useCustomShadowDistance);
if (selectedPrototype.prefabObject != null && selectedPrototype.prefabObject.GetComponent <LODGroup>() != null)
{
LODGroup lodGroup = selectedPrototype.prefabObject.GetComponent <LODGroup>();
List <GUIContent> optionsList = GPUInstancerEditorConstants.Contents.LODs.GetRange(0, lodGroup.lodCount);
optionsList.Add(GPUInstancerEditorConstants.Contents.LODs[8]);
GUIContent[] options = optionsList.ToArray();
int index = 0;
for (int i = 0; i < lodGroup.lodCount; i++)
{
index = i * 4;
if (i >= 4)
{
index = (i - 4) * 4 + 1;
}
selectedPrototype.shadowLODMap[index] = EditorGUILayout.Popup(GPUInstancerEditorConstants.Contents.shadowLODs[i], selectedPrototype.shadowLODMap[index],
options);
}
}
selectedPrototype.cullShadows = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_cullShadows, selectedPrototype.cullShadows);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_cullShadows);
}
}
EditorGUILayout.EndVertical();
#endregion Shadows
#region Culling
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_culling, GPUInstancerEditorConstants.Styles.boldLabel);
selectedPrototype.maxDistance = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_maxDistance, selectedPrototype.maxDistance, 0.0f, GetMaxDistance(selectedPrototype));
DrawHelpText(selectedPrototype is GPUInstancerDetailPrototype ? GPUInstancerEditorConstants.HELPTEXT_maxDistanceDetail : GPUInstancerEditorConstants.HELPTEXT_maxDistance);
if (isFrustumCulling)
{
selectedPrototype.isFrustumCulling = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isFrustumCulling, selectedPrototype.isFrustumCulling);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_isFrustumCulling);
selectedPrototype.frustumOffset = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_frustumOffset, selectedPrototype.frustumOffset, 0.0f, 0.5f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_frustumOffset);
}
if (isOcclusionCulling)
{
selectedPrototype.isOcclusionCulling = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isOcclusionCulling, selectedPrototype.isOcclusionCulling);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_isOcclusionCulling);
}
if (isFrustumCulling || isOcclusionCulling)
{
selectedPrototype.minCullingDistance = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_minCullingDistance, selectedPrototype.minCullingDistance, 0, 100);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_minCullingDistance);
}
EditorGUILayout.EndVertical();
#endregion Culling
#region LOD
if (selectedPrototype.prefabObject != null && (selectedPrototype.prefabObject.GetComponent <LODGroup>() != null || selectedPrototype.useGeneratedBillboard))
{
EditorGUILayout.BeginVertical(GPUInstancerEditorConstants.Styles.box);
GPUInstancerEditorConstants.DrawCustomLabel(GPUInstancerEditorConstants.TEXT_LOD, GPUInstancerEditorConstants.Styles.boldLabel);
EditorGUI.BeginDisabledGroup(Application.isPlaying);
selectedPrototype.isLODCrossFade = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isLODCrossFade, selectedPrototype.isLODCrossFade);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_isLODCrossFade);
if (selectedPrototype.isLODCrossFade)
{
selectedPrototype.isLODCrossFadeAnimate = EditorGUILayout.Toggle(GPUInstancerEditorConstants.TEXT_isLODCrossFadeAnimate, selectedPrototype.isLODCrossFadeAnimate);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_isLODCrossFadeAnimate);
if (!selectedPrototype.isLODCrossFadeAnimate)
{
selectedPrototype.lodFadeTransitionWidth = EditorGUILayout.Slider(GPUInstancerEditorConstants.TEXT_lodFadeTransitionWidth, selectedPrototype.lodFadeTransitionWidth, 0.0f, 1.0f);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_lodFadeTransitionWidth);
}
}
selectedPrototype.lodBiasAdjustment = EditorGUILayout.FloatField(GPUInstancerEditorConstants.TEXT_lodBiasAdjustment, selectedPrototype.lodBiasAdjustment);
DrawHelpText(GPUInstancerEditorConstants.HELPTEXT_lodBiasAdjustment);
EditorGUI.EndDisabledGroup();
EditorGUILayout.EndVertical();
}
#endregion LOD
EditorGUI.BeginDisabledGroup(Application.isPlaying);
DrawGPUInstancerPrototypeInfo(selectedPrototype);
DrawGPUInstancerPrototypeBillboardSettings(selectedPrototype, shaderBindings, billboardAtlasBindings);
DrawGPUInstancerPrototypeActions();
DrawGPUInstancerPrototypeAdvancedActions();
if (EditorGUI.EndChangeCheck() && selectedPrototype != null)
{
EditorUtility.SetDirty(selectedPrototype);
}
EditorGUI.EndDisabledGroup();
EditorGUILayout.EndVertical();
}
