static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths)
{
var cfgs = AssetDatabase.FindAssets("t:TextureArrayConfig");
for (int i = 0; i < cfgs.Length; ++i)
{
var asset = AssetDatabase.GUIDToAssetPath(cfgs[i]);
var cfg = AssetDatabase.LoadAssetAtPath <TextureArrayConfig>(asset);
if (cfg != null)
{
int hash = GetNewHash(cfg);
if (hash != cfg.hash)
{
cfg.hash = hash;
EditorUtility.SetDirty(cfg);
try
{
sIsPostProcessing = true;
TextureArrayConfigEditor.CompileConfig(cfg);
}
finally
{
sIsPostProcessing = false;
AssetDatabase.Refresh();
AssetDatabase.SaveAssets();
MicroSplatTerrain.SyncAll();
}
}
}
}
}
public void ComputeCavityFlowMap(MicroSplatTerrain bt)
{
Terrain t = bt.terrain;
Texture2D data = new Texture2D(t.terrainData.heightmapResolution, t.terrainData.heightmapResolution, TextureFormat.RGBA32, true, true);
CurvatureMapGenerator.CreateMap(t.terrainData.GetHeights(0, 0, data.width, data.height), data);
var path = MicroSplatUtilities.RelativePathFromAsset(t.terrainData);
path += "/" + t.name + "_cavity.png";
var bytes = data.EncodeToPNG();
System.IO.File.WriteAllBytes(path, bytes);
GameObject.DestroyImmediate(data);
AssetDatabase.Refresh();
bt.cavityMap = AssetDatabase.LoadAssetAtPath <Texture2D>(path);
var ai = AssetImporter.GetAtPath(path);
var ti = ai as TextureImporter;
if (ti.sRGBTexture != false)
{
ti.sRGBTexture = false;
ti.SaveAndReimport();
}
bt.sTerrainDirty = false;
EditorUtility.SetDirty(bt);
EditorUtility.SetDirty(t);
MicroSplatTerrain.SyncAll();
AssetDatabase.SaveAssets();
}
public static void GenerateTerrainBlendData(MicroSplatTerrain bt)
{
Terrain t = bt.GetComponent <Terrain>();
int w = t.terrainData.heightmapResolution;
int h = t.terrainData.heightmapResolution;
Texture2D data = new Texture2D(w, h, TextureFormat.RGBAHalf, true, true);
for (int x = 0; x < w; ++x)
{
for (int y = 0; y < h; ++y)
{
float height = t.terrainData.GetHeight(x, y);
Vector3 normal = t.terrainData.GetInterpolatedNormal((float)x / w, (float)y / h);
// When you save a texture to EXR format, either in the saving or import stage,
// some type of gamma curve is applied regardless of the fact that the textures is
// set to linear. So we pow it here to counteract it, whis is total BS, but works..
normal.x = (normal.x >= 0) ? Mathf.Pow(normal.x, 2.0f) : Mathf.Pow(normal.x, 2) * -1;
normal.z = (normal.z >= 0) ? Mathf.Pow(normal.z, 2.0f) : Mathf.Pow(normal.z, 2) * -1;
data.SetPixel(x, y, new Color(normal.x, normal.y, normal.z, height));
}
}
data.Apply();
var path = MicroSplatUtilities.RelativePathFromAsset(t.terrainData);
path += "/" + t.name + ".exr";
var bytes = data.EncodeToEXR(Texture2D.EXRFlags.OutputAsFloat);
System.IO.File.WriteAllBytes(path, bytes);
GameObject.DestroyImmediate(data);
AssetDatabase.Refresh();
bt.terrainDesc = AssetDatabase.LoadAssetAtPath <Texture2D>(path);
var ai = AssetImporter.GetAtPath(path);
var ti = ai as TextureImporter;
var ps = ti.GetDefaultPlatformTextureSettings();
if (ti.isReadable == true ||
ti.wrapMode != TextureWrapMode.Clamp ||
ps.format != TextureImporterFormat.RGBAHalf ||
ps.textureCompression != TextureImporterCompression.Uncompressed ||
ps.overridden != true ||
ti.filterMode != FilterMode.Bilinear ||
ti.sRGBTexture != false)
{
ti.sRGBTexture = false;
ti.filterMode = FilterMode.Bilinear;
ti.mipmapEnabled = true;
ti.wrapMode = TextureWrapMode.Clamp;
ti.isReadable = false;
ps.format = TextureImporterFormat.RGBAHalf;
ps.textureCompression = TextureImporterCompression.Uncompressed;
ps.overridden = true;
ti.SetPlatformTextureSettings(ps);
ti.SaveAndReimport();
}
bt.sTerrainDirty = false;
EditorUtility.SetDirty(bt);
MicroSplatTerrain.SyncAll();
}
public void DoTerrainDescGUI()
{
MicroSplatTerrain bt = target as MicroSplatTerrain;
Terrain t = bt.GetComponent <Terrain>();
if (t == null || t.terrainData == null)
{
return;
}
if (t.materialTemplate == null)
{
return;
}
if (bt.keywordSO == null)
{
return;
}
if (!bt.keywordSO.IsKeywordEnabled("_TERRAINBLENDING") && !bt.keywordSO.IsKeywordEnabled("_DYNAMICFLOWS"))
{
return;
}
EditorGUILayout.Space();
if (bt.blendMat == null && bt.templateMaterial != null && bt.keywordSO != null && bt.keywordSO.IsKeywordEnabled("_TERRAINBLENDING"))
{
var path = AssetDatabase.GetAssetPath(bt.templateMaterial);
path = path.Replace(".mat", "_TerrainObjectBlend.mat");
bt.blendMat = AssetDatabase.LoadAssetAtPath <Material>(path);
if (bt.blendMat == null)
{
string shaderPath = path.Replace(".mat", ".shader");
Shader shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
if (shader == null)
{
shaderPath = path.Replace(".shader", ".surfshader");
shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
}
if (shader == null)
{
shaderPath = AssetDatabase.GetAssetPath(bt.templateMaterial.shader);
shaderPath = shaderPath.Replace(".shader", "_TerrainObjectBlend.shader");
shaderPath = shaderPath.Replace(".surfshader", "_TerrainObjectBlend.surfshader");
shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
}
if (shader != null)
{
Material mat = new Material(shader);
AssetDatabase.CreateAsset(mat, path);
AssetDatabase.SaveAssets();
MicroSplatTerrain.SyncAll();
}
}
}
EditorUtility.SetDirty(bt);
EditorUtility.SetDirty(bt.terrain);
}
public static void SyncAll()
{
MicroSplatTerrain.SyncAll();
#if __MICROSPLAT_MESHTERRAIN__
MicroSplatMeshTerrain.SyncAll();
#endif
#if __MICROSPLAT_MESH__
MicroSplatMesh.SyncAll();
#endif
}
void RevertTerrainSplats(MicroSplatTerrain t)
{
MicroSplatKeywords keywords = MicroSplatUtilities.FindOrCreateKeywords(t.templateMaterial);
if (keywords.IsKeywordEnabled("_CUSTOMSPLATTEXTURES"))
{
if (t.customControl0 == null)
{
Debug.LogError("Could not revert terrain because textures are missing!");
return;
}
UncompressTexture(t.customControl0);
UncompressTexture(t.customControl1);
UncompressTexture(t.customControl2);
UncompressTexture(t.customControl3);
UncompressTexture(t.customControl4);
UncompressTexture(t.customControl5);
UncompressTexture(t.customControl6);
UncompressTexture(t.customControl7);
int size = t.customControl0.width;
int layers = t.terrain.terrainData.alphamapLayers;
t.terrain.terrainData.alphamapResolution = size;
var maps = t.terrain.terrainData.GetAlphamaps(0, 0, size, size);
ExtractSplats(ref maps, t.customControl0, 0, layers);
ExtractSplats(ref maps, t.customControl1, 4, layers);
ExtractSplats(ref maps, t.customControl2, 8, layers);
ExtractSplats(ref maps, t.customControl3, 12, layers);
ExtractSplats(ref maps, t.customControl4, 16, layers);
ExtractSplats(ref maps, t.customControl5, 20, layers);
ExtractSplats(ref maps, t.customControl6, 24, layers);
ExtractSplats(ref maps, t.customControl7, 28, layers);
t.terrain.terrainData.SetAlphamaps(0, 0, maps);
EditorUtility.SetDirty(t.terrain.terrainData);
keywords.DisableKeyword("_CUSTOMSPLATTEXTURES");
MicroSplatShaderGUI.MicroSplatCompiler compiler = new MicroSplatShaderGUI.MicroSplatCompiler();
compiler.Compile(t.templateMaterial);
t.customControl0 = null;
t.customControl1 = null;
t.customControl2 = null;
t.customControl3 = null;
t.customControl4 = null;
t.customControl5 = null;
t.customControl6 = null;
t.customControl7 = null;
EditorUtility.SetDirty(t);
MicroSplatTerrain.SyncAll();
}
}
public static void GenerateTerrainNormalMap(MicroSplatTerrain bt)
{
Terrain t = bt.GetComponent <Terrain>();
int w = t.terrainData.heightmapResolution;
int h = t.terrainData.heightmapResolution;
Texture2D data = new Texture2D(w, h, TextureFormat.RGBA32, true, true);
for (int x = 0; x < w; ++x)
{
for (int y = 0; y < h; ++y)
{
Vector3 normal = t.terrainData.GetInterpolatedNormal((float)x / w, (float)y / h);
data.SetPixel(x, y, new Color(normal.x * 0.5f + 0.5f, normal.z * 0.5f + 0.5f, normal.y));
}
}
data.Apply();
var path = MicroSplatUtilities.RelativePathFromAsset(t.terrainData);
path += "/" + t.name + "_normal.png";
var bytes = data.EncodeToPNG();
System.IO.File.WriteAllBytes(path, bytes);
GameObject.DestroyImmediate(data);
AssetDatabase.Refresh();
bt.perPixelNormal = AssetDatabase.LoadAssetAtPath <Texture2D>(path);
var ai = AssetImporter.GetAtPath(path);
var ti = ai as TextureImporter;
var ps = ti.GetDefaultPlatformTextureSettings();
if (ti.isReadable == true ||
ti.wrapMode != TextureWrapMode.Clamp ||
ps.overridden != true ||
ti.textureType != TextureImporterType.NormalMap)
{
ti.textureType = TextureImporterType.NormalMap;
ti.mipmapEnabled = true;
ti.wrapMode = TextureWrapMode.Clamp;
ti.isReadable = false;
ps.overridden = true;
ti.SetPlatformTextureSettings(ps);
ti.SaveAndReimport();
}
bt.sTerrainDirty = false;
EditorUtility.SetDirty(bt);
EditorUtility.SetDirty(bt.terrain);
MicroSplatTerrain.SyncAll();
AssetDatabase.SaveAssets();
}
public static void SyncAll()
{
MicroSplatTerrain.SyncAll();
#if __MICROSPLAT_MESHTERRAIN__
MicroSplatMeshTerrain.SyncAll();
#endif
#if __MICROSPLAT_MESH__
MicroSplatMesh.SyncAll();
MicroSplatVertexMesh.SyncAll();
#endif
#if __MICROSPLAT_POLARIS__
MicroSplatPolarisMesh.SyncAll();
#endif
}
private static void CheckConfigForUpdates(TextureArrayConfig cfg)
{
int hash = GetNewHash(cfg);
if (hash != cfg.hash)
{
cfg.hash = hash;
EditorUtility.SetDirty(cfg);
try
{
sIsPostProcessing = true;
TextureArrayConfigEditor.CompileConfig(cfg);
}
finally
{
sIsPostProcessing = false;
AssetDatabase.Refresh();
AssetDatabase.SaveAssets();
MicroSplatTerrain.SyncAll();
}
}
}
public void DoTerrainDescGUI()
{
MicroSplatTerrain bt = target as MicroSplatTerrain;
Terrain t = bt.GetComponent <Terrain>();
if (t == null || t.terrainData == null)
{
EditorGUILayout.HelpBox("No Terrain found, please add this component to your terrain", MessageType.Error);
return;
}
if (t.materialTemplate == null)
{
return;
}
if (bt.keywordSO == null)
{
return;
}
if (!bt.keywordSO.IsKeywordEnabled("_TERRAINBLENDING") && !bt.keywordSO.IsKeywordEnabled("_DYNAMICFLOWS"))
{
return;
}
EditorGUILayout.Space();
if (bt.terrainDesc == null)
{
EditorGUILayout.HelpBox("Terrain Descriptor Data is not present, please generate", MessageType.Info);
}
if (bt.terrainDesc != null && bt.sTerrainDirty)
{
EditorGUILayout.HelpBox("Terrain Descriptor data is out of date, please update", MessageType.Info);
}
if (GUILayout.Button(bt.terrainDesc == null ? "Generate Terrain Descriptor Data" : "Update Terrain Descriptor Data"))
{
GenerateTerrainBlendData(bt);
}
if (bt.terrainDesc != null && GUILayout.Button("Clear Terrain Descriptor Data"))
{
bt.terrainDesc = null;
}
if (bt.terrainDesc != null)
{
EditorGUILayout.BeginHorizontal();
int mem = bt.terrainDesc.width * bt.terrainDesc.height;
mem /= 128;
EditorGUILayout.LabelField("Terrain Descriptor Data Memory: " + mem.ToString() + "kb");
EditorGUILayout.EndHorizontal();
}
if (bt.blendMat == null && bt.templateMaterial != null && bt.keywordSO != null && bt.keywordSO.IsKeywordEnabled("_TERRAINBLENDING"))
{
var path = AssetDatabase.GetAssetPath(bt.templateMaterial);
path = path.Replace(".mat", "_TerrainObjectBlend.mat");
bt.blendMat = AssetDatabase.LoadAssetAtPath <Material>(path);
if (bt.blendMat == null)
{
string shaderPath = path.Replace(".mat", ".shader");
Shader shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
if (shader == null)
{
shaderPath = AssetDatabase.GetAssetPath(bt.templateMaterial.shader);
shaderPath = shaderPath.Replace(".shader", "_TerrainObjectBlend.shader");
shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
}
if (shader != null)
{
Material mat = new Material(shader);
AssetDatabase.CreateAsset(mat, path);
AssetDatabase.SaveAssets();
MicroSplatTerrain.SyncAll();
}
}
}
EditorUtility.SetDirty(bt);
EditorUtility.SetDirty(bt.terrain);
}
public override void OnInspectorGUI()
{
MicroSplatTerrain t = target as MicroSplatTerrain;
if (t == null)
{
EditorGUILayout.HelpBox("No Terrain Present, please put this component on a terrain", MessageType.Error);
return;
}
EditorGUI.BeginChangeCheck();
t.templateMaterial = EditorGUILayout.ObjectField(CTemplateMaterial, t.templateMaterial, typeof(Material), false) as Material;
t.propData = EditorGUILayout.ObjectField("Per Texture Data", t.propData, typeof(MicroSplatPropData), false) as MicroSplatPropData;
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
if (t.templateMaterial == null)
{
if (GUILayout.Button("Convert to MicroSplat"))
{
// get all terrains in selection, not just this one, and treat as one giant terrain
var objs = Selection.gameObjects;
List <Terrain> terrains = new List <Terrain>();
for (int i = 0; i < objs.Length; ++i)
{
Terrain ter = objs[i].GetComponent <Terrain>();
if (ter != null)
{
terrains.Add(ter);
}
Terrain[] trs = objs[i].GetComponentsInChildren <Terrain>();
for (int x = 0; x < trs.Length; ++x)
{
if (!terrains.Contains(trs[x]))
{
terrains.Add(trs[x]);
}
}
}
// setup this terrain
Terrain terrain = t.GetComponent <Terrain>();
t.templateMaterial = MicroSplatShaderGUI.NewShaderAndMaterial(terrain);
var config = TextureArrayConfigEditor.CreateConfig(terrain);
t.templateMaterial.SetTexture("_Diffuse", config.diffuseArray);
t.templateMaterial.SetTexture("_NormalSAO", config.normalSAOArray);
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
bool perTexScaleOffset = false;
if (terrain.terrainData.splatPrototypes.Length > 0)
{
var uvScale = terrain.terrainData.splatPrototypes[0].tileSize;
var uvOffset = terrain.terrainData.splatPrototypes[0].tileOffset;
for (int i = 1; i < terrain.terrainData.splatPrototypes.Length; ++i)
{
if (uvScale != terrain.terrainData.splatPrototypes[0].tileSize ||
uvOffset != terrain.terrainData.splatPrototypes[0].tileOffset)
{
perTexScaleOffset = true;
}
}
if (!perTexScaleOffset)
{
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
}
}
if (perTexScaleOffset)
{
t.templateMaterial.SetVector("_UVScale", new Vector4(1, 1, 0, 0));
t.templateMaterial.EnableKeyword("_PERTEXUVSCALE");
t.templateMaterial.EnableKeyword("_PERTEXUVOFFSET");
var propTex = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
// set per tex props for each texture
for (int i = 0; i < terrain.terrainData.splatPrototypes.Length; ++i)
{
var uvScale = terrain.terrainData.splatPrototypes[i].tileSize;
var uvOffset = terrain.terrainData.splatPrototypes[i].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Color c = new Color(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
propTex.SetValue(i, 0, c);
}
}
// now make sure others all have the same settings as well.
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains[i];
var mgr = nt.GetComponent <MicroSplatTerrain>();
if (mgr == null)
{
mgr = nt.gameObject.AddComponent <MicroSplatTerrain>();
}
mgr.templateMaterial = t.templateMaterial;
if (mgr.propData == null)
{
mgr.propData = MicroSplatShaderGUI.FindOrCreatePropTex(mgr.templateMaterial);
}
}
Selection.SetActiveObjectWithContext(config, config);
}
MicroSplatTerrain.SyncAll();
return;
}
if (t.propData == null)
{
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
}
#if __MICROSPLAT_TERRAINBLEND__ || __MICROSPLAT_STREAMS__
DoTerrainDescGUI();
#endif
// could move this to some type of interfaced component created by the module if this becomes a thing,
// but I think this will be most of the cases?
MicroSplatUtilities.DrawTextureField(t, geoTexOverride, ref t.geoTextureOverride, "_GEOMAP");
MicroSplatUtilities.DrawTextureField(t, geoTintOverride, ref t.tintMapOverride, "_GLOBALTINT");
MicroSplatUtilities.DrawTextureField(t, geoNormalOverride, ref t.globalNormalOverride, "_GLOBALNORMALS");
MicroSplatUtilities.DrawTextureField(t, AdvDetailControl, ref t.advDetailControl, "_ADVANCED_DETAIL");
if (t.templateMaterial.IsKeywordEnabled("_VSGRASSMAP"))
{
EditorGUI.BeginChangeCheck();
t.vsGrassMap = EditorGUILayout.ObjectField(CVSGrassMap, t.vsGrassMap, typeof(Texture2D), false) as Texture2D;
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
if (t.templateMaterial.IsKeywordEnabled("_VSSHADOWMAP"))
{
EditorGUI.BeginChangeCheck();
t.vsShadowMap = EditorGUILayout.ObjectField(CVSShadowMap, t.vsShadowMap, typeof(Texture2D), false) as Texture2D;
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
EditorGUILayout.BeginHorizontal();
if (GUILayout.Button("Sync"))
{
var mgr = target as MicroSplatTerrain;
mgr.Sync();
}
if (GUILayout.Button("Sync All"))
{
MicroSplatTerrain.SyncAll();
}
EditorGUILayout.EndHorizontal();
BakingGUI(t);
WeightLimitingGUI(t);
}
public void Compile(Material m, string shaderName = null)
{
int hash = 0;
for (int i = 0; i < m.shaderKeywords.Length; ++i)
{
hash += 31 + m.shaderKeywords[i].GetHashCode();
}
var path = AssetDatabase.GetAssetPath(m.shader);
string nm = m.shader.name;
if (!string.IsNullOrEmpty(shaderName))
{
nm = shaderName;
}
string baseName = "Hidden/" + nm + "_Base" + hash.ToString();
string terrainShader = Compile(m.shaderKeywords, nm, baseName);
if (renderLoop != null)
{
m.EnableKeyword(renderLoop.GetRenderLoopKeyword());
}
string blendShader = null;
// strip extra feature from terrain blending to make it cheaper
if (m.IsKeywordEnabled("_TERRAINBLENDING"))
{
List <string> blendKeywords = new List <string>(m.shaderKeywords);
if (m.IsKeywordEnabled("_TBDISABLE_DETAILNOISE") && blendKeywords.Contains("_DETAILNOISE"))
{
blendKeywords.Remove("_DETAILNOISE");
}
if (m.IsKeywordEnabled("_TBDISABLE_DETAILNOISE") && blendKeywords.Contains("_ANTITILEARRAYDETAIL"))
{
blendKeywords.Remove("_ANTITILEARRAYDETAIL");
}
if (m.IsKeywordEnabled("_TBDISABLE_DISTANCENOISE") && blendKeywords.Contains("_DISTANCENOISE"))
{
blendKeywords.Remove("_DISTANCENOISE");
}
if (m.IsKeywordEnabled("_TBDISABLE_DISTANCENOISE") && blendKeywords.Contains("_ANTITILEARRAYDISTANCE"))
{
blendKeywords.Remove("_ANTITILEARRAYDISTANCE");
}
if (m.IsKeywordEnabled("_TBDISABLE_DISTANCERESAMPLE") && blendKeywords.Contains("_DISTANCERESAMPLE"))
{
blendKeywords.Remove("_DISTANCERESAMPLE");
}
blendShader = Compile(blendKeywords.ToArray(), nm, null, true);
}
string meshBlendShader = null;
if (m.IsKeywordEnabled("_MESHOVERLAYSPLATS"))
{
List <string> blendKeywords = new List <string>(m.shaderKeywords);
if (blendKeywords.Contains("_TESSDISTANCE"))
{
blendKeywords.Remove("_TESSDISTANCE");
}
meshBlendShader = Compile(blendKeywords.ToArray(), nm, null, true);
}
MicroSplatUtilities.Checkout(path);
System.IO.File.WriteAllText(path, terrainShader);
if (!m.IsKeywordEnabled("_MICROMESH"))
{
// generate fallback
string[] oldKeywords = new string[m.shaderKeywords.Length];
System.Array.Copy(m.shaderKeywords, oldKeywords, m.shaderKeywords.Length);
m.DisableKeyword("_TESSDISTANCE");
m.DisableKeyword("_PARALLAX");
m.DisableKeyword("_DETAILNOISE");
string fallback = Compile(m.shaderKeywords, baseName);
m.shaderKeywords = oldKeywords;
string fallbackPath = path.Replace(".shader", "_Base.shader");
MicroSplatUtilities.Checkout(fallbackPath);
System.IO.File.WriteAllText(fallbackPath, fallback);
}
string terrainBlendPath = path.Replace(".shader", "_TerrainObjectBlend.shader");
string meshBlendPath = path.Replace(".shader", "_MeshOverlay.shader");
if (blendShader != null)
{
MicroSplatUtilities.Checkout(terrainBlendPath);
System.IO.File.WriteAllText(terrainBlendPath, blendShader);
}
if (meshBlendShader != null)
{
MicroSplatUtilities.Checkout(meshBlendPath);
System.IO.File.WriteAllText(meshBlendPath, meshBlendShader);
}
EditorUtility.SetDirty(m);
AssetDatabase.Refresh();
MicroSplatTerrain.SyncAll();
}
public override void OnGUI(MaterialEditor materialEditor, MaterialProperty[] props)
{
if (cachedTitle == null)
{
cachedTitle = "Shader Generator v:" + MicroSplatVersion;
}
if (GUI.enabled == false)
{
EditorGUILayout.HelpBox("You must edit the template material, not the instance being used", MessageType.Info);
return;
}
EditorGUI.BeginChangeCheck(); // sync materials
Material targetMat = materialEditor.target as Material;
Texture2DArray diff = targetMat.GetTexture("_Diffuse") as Texture2DArray;
var keywordSO = MicroSplatUtilities.FindOrCreateKeywords(targetMat);
compiler.Init();
// must unpack everything before the generator draws- otherwise we get IMGUI errors
for (int i = 0; i < compiler.extensions.Count; ++i)
{
var ext = compiler.extensions[i];
ext.Unpack(keywordSO.keywords.ToArray());
}
string shaderName = targetMat.shader.name;
DrawModules();
EditorGUI.BeginChangeCheck(); // needs compile
if (MicroSplatUtilities.DrawRollup(cachedTitle))
{
shaderName = EditorGUILayout.DelayedTextField(CShaderName, shaderName);
if (DrawRenderLoopGUI(keywordSO, targetMat))
{
needsCompile = true;
}
for (int i = 0; i < compiler.extensions.Count; ++i)
{
var e = compiler.extensions[i];
if (e.GetVersion() == MicroSplatVersion)
{
//using (new GUILayout.VerticalScope(GUI.skin.box))
{
e.DrawFeatureGUI(keywordSO);
}
}
else
{
EditorGUILayout.HelpBox("Extension : " + e + " is version " + e.GetVersion() + " and MicroSplat is version " + MicroSplatVersion + ", please update", MessageType.Error);
}
}
for (int i = 0; i < availableRenderLoops.Count; ++i)
{
var rl = availableRenderLoops[i];
if (rl.GetVersion() != MicroSplatVersion)
{
EditorGUILayout.HelpBox("Render Loop : " + rl.GetDisplayName() + " is version " + rl.GetVersion() + " and MicroSplat is version " + MicroSplatVersion + ", please update", MessageType.Error);
}
}
}
needsCompile = needsCompile || EditorGUI.EndChangeCheck();
int featureCount = keywordSO.keywords.Count;
// note, ideally we wouldn't draw the GUI for the rest of stuff if we need to compile.
// But we can't really do that without causing IMGUI to split warnings about
// mismatched GUILayout blocks
if (!needsCompile)
{
for (int i = 0; i < compiler.extensions.Count; ++i)
{
var ext = compiler.extensions[i];
if (ext.GetVersion() == MicroSplatVersion)
{
ext.DrawShaderGUI(this, keywordSO, targetMat, materialEditor, props);
}
else
{
EditorGUILayout.HelpBox("Extension : " + ext + " is version " + ext.GetVersion() + " and MicroSplat is version " + MicroSplatVersion + ", please update so that all modules are using the same version.", MessageType.Error);
}
}
if (diff != null && MicroSplatUtilities.DrawRollup("Per Texture Properties"))
{
var propTex = FindOrCreatePropTex(targetMat);
perTexIndex = MicroSplatUtilities.DrawTextureSelector(perTexIndex, diff);
for (int i = 0; i < compiler.extensions.Count; ++i)
{
var ext = compiler.extensions[i];
if (ext.GetVersion() == MicroSplatVersion)
{
ext.DrawPerTextureGUI(perTexIndex, keywordSO, targetMat, propTex);
}
}
}
}
if (!needsCompile)
{
if (featureCount != keywordSO.keywords.Count)
{
needsCompile = true;
}
}
int arraySampleCount = 0;
int textureSampleCount = 0;
int maxSamples = 0;
int tessSamples = 0;
int depTexReadLevel = 0;
builder.Length = 0;
for (int i = 0; i < compiler.extensions.Count; ++i)
{
var ext = compiler.extensions[i];
if (ext.GetVersion() == MicroSplatVersion)
{
ext.ComputeSampleCounts(keywordSO.keywords.ToArray(), ref arraySampleCount, ref textureSampleCount, ref maxSamples, ref tessSamples, ref depTexReadLevel);
}
}
if (MicroSplatUtilities.DrawRollup("Debug"))
{
string shaderModel = compiler.GetShaderModel(keywordSO.keywords.ToArray());
builder.Append("Shader Model : ");
builder.AppendLine(shaderModel);
if (maxSamples != arraySampleCount)
{
builder.Append("Texture Array Samples : ");
builder.AppendLine(arraySampleCount.ToString());
builder.Append("Regular Samples : ");
builder.AppendLine(textureSampleCount.ToString());
}
else
{
builder.Append("Texture Array Samples : ");
builder.AppendLine(arraySampleCount.ToString());
builder.Append("Regular Samples : ");
builder.AppendLine(textureSampleCount.ToString());
}
if (tessSamples > 0)
{
builder.Append("Tessellation Samples : ");
builder.AppendLine(tessSamples.ToString());
}
if (depTexReadLevel > 0)
{
builder.Append(depTexReadLevel.ToString());
builder.AppendLine(" areas with dependent texture reads");
}
EditorGUILayout.HelpBox(builder.ToString(), MessageType.Info);
}
if (EditorGUI.EndChangeCheck() && !needsCompile)
{
MicroSplatTerrain.SyncAll();
#if __MICROSPLAT_MESH__
MicroSplatMesh.SyncAll();
#endif
}
if (needsCompile)
{
needsCompile = false;
keywordSO.keywords.Clear();
for (int i = 0; i < compiler.extensions.Count; ++i)
{
compiler.extensions[i].Pack(keywordSO);
}
if (compiler.renderLoop != null)
{
keywordSO.EnableKeyword(compiler.renderLoop.GetRenderLoopKeyword());
}
// horrible workaround to GUI warning issues
compileMat = targetMat;
compileName = shaderName;
targetCompiler = compiler;
EditorApplication.delayCall += TriggerCompile;
}
}
//static GUIContent AdvDetailControl = new GUIContent("Advanced Detail Control", "Control map for Advanced Details");
public override void OnInspectorGUI()
{
MicroSplatTerrain t = target as MicroSplatTerrain;
if (t == null)
{
EditorGUILayout.HelpBox("No Terrain Present, please put this component on a terrain", MessageType.Error);
return;
}
EditorGUI.BeginChangeCheck();
t.templateMaterial = EditorGUILayout.ObjectField(CTemplateMaterial, t.templateMaterial, typeof(Material), false) as Material;
if (t.templateMaterial == null)
{
if (GUILayout.Button("Convert to MicroSplat"))
{
// get all terrains in selection, not just this one, and treat as one giant terrain
var objs = Selection.gameObjects;
List <Terrain> terrains = new List <Terrain>();
for (int i = 0; i < objs.Length; ++i)
{
Terrain ter = objs[i].GetComponent <Terrain>();
if (ter != null)
{
terrains.Add(ter);
}
Terrain[] trs = objs[i].GetComponentsInChildren <Terrain>();
for (int x = 0; x < trs.Length; ++x)
{
if (!terrains.Contains(trs[x]))
{
terrains.Add(trs[x]);
}
}
}
// setup this terrain
Terrain terrain = t.GetComponent <Terrain>();
t.templateMaterial = MicroSplatShaderGUI.NewShaderAndMaterial(terrain);
var config = TextureArrayConfigEditor.CreateConfig(terrain);
t.templateMaterial.SetTexture("_Diffuse", config.diffuseArray);
t.templateMaterial.SetTexture("_NormalSAO", config.normalSAOArray);
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
if (terrain.terrainData.splatPrototypes.Length > 0)
{
var uvScale = terrain.terrainData.splatPrototypes[0].tileSize;
var uvOffset = terrain.terrainData.splatPrototypes[0].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
}
// now make sure others all have the same settings as well.
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains[i];
var mgr = nt.GetComponent <MicroSplatTerrain>();
if (mgr == null)
{
mgr = nt.gameObject.AddComponent <MicroSplatTerrain>();
}
mgr.templateMaterial = t.templateMaterial;
if (mgr.propData == null)
{
mgr.propData = MicroSplatShaderGUI.FindOrCreatePropTex(mgr.templateMaterial);
}
}
Selection.SetActiveObjectWithContext(config, config);
}
MicroSplatTerrain.SyncAll();
return;
}
if (t.propData == null)
{
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
}
#if __MICROSPLAT_TERRAINBLEND__ || __MICROSPLAT_STREAMS__
DoTerrainDescGUI();
#endif
// could move this to some type of interfaced component created by the module if this becomes a thing,
// but I think this will be most of the cases?
MicroSplatUtilities.DrawTextureField(t, geoTexOverride, ref t.geoTextureOverride, "_GEOMAP");
MicroSplatUtilities.DrawTextureField(t, geoTintOverride, ref t.tintMapOverride, "_GLOBALTINT");
MicroSplatUtilities.DrawTextureField(t, geoNormalOverride, ref t.globalNormalOverride, "_GLOBALNORMALS");
#if __MICROSPLAT_ADVANCED_DETAIL__
DrawAdvancedModuleDetailGUI(t);
#endif
if (t.templateMaterial.IsKeywordEnabled("_VSGRASSMAP"))
{
EditorGUI.BeginChangeCheck();
t.vsGrassMap = EditorGUILayout.ObjectField(CVSGrassMap, t.vsGrassMap, typeof(Texture2D), false) as Texture2D;
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
if (t.templateMaterial.IsKeywordEnabled("_VSSHADOWMAP"))
{
EditorGUI.BeginChangeCheck();
t.vsShadowMap = EditorGUILayout.ObjectField(CVSShadowMap, t.vsShadowMap, typeof(Texture2D), false) as Texture2D;
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
EditorGUILayout.BeginHorizontal();
if (GUILayout.Button("Sync"))
{
var mgr = target as MicroSplatTerrain;
mgr.Sync();
}
if (GUILayout.Button("Sync All"))
{
MicroSplatTerrain.SyncAll();
}
EditorGUILayout.EndHorizontal();
BakingGUI(t);
WeightLimitingGUI(t);
#if __MICROSPLAT_ADVANCED_DETAIL__
DrawAdvancedModuleDetailTooset(t);
#endif
if (MicroSplatUtilities.DrawRollup("Debug", false, true))
{
EditorGUI.indentLevel += 2;
EditorGUILayout.HelpBox("These should not need to be edited unless something funky has happened. They are automatically managed by MicroSplat.", MessageType.Info);
t.propData = EditorGUILayout.ObjectField("Per Texture Data", t.propData, typeof(MicroSplatPropData), false) as MicroSplatPropData;
t.blendMat = EditorGUILayout.ObjectField(CBlendMat, t.blendMat, typeof(Material), false) as Material;
t.terrainDesc = EditorGUILayout.ObjectField("Terrain Descriptor", t.terrainDesc, typeof(Texture2D), false) as Texture2D;
t.addPass = EditorGUILayout.ObjectField("Add Pass", t.addPass, typeof(Shader), false) as Shader;
EditorGUI.indentLevel -= 2;
}
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
public override void OnInspectorGUI()
{
MicroSplatTerrain t = target as MicroSplatTerrain;
if (t == null)
{
EditorGUILayout.HelpBox("No Terrain Present, please put this component on a terrain", MessageType.Error);
return;
}
EditorGUI.BeginChangeCheck();
t.templateMaterial = EditorGUILayout.ObjectField(CTemplateMaterial, t.templateMaterial, typeof(Material), false) as Material;
if (t.templateMaterial == null)
{
if (GUILayout.Button("Convert to MicroSplat"))
{
// get all terrains in selection, not just this one, and treat as one giant terrain
var objs = Selection.gameObjects;
List <Terrain> terrains = new List <Terrain>();
for (int i = 0; i < objs.Length; ++i)
{
Terrain ter = objs[i].GetComponent <Terrain>();
if (ter != null)
{
terrains.Add(ter);
}
Terrain[] trs = objs[i].GetComponentsInChildren <Terrain>();
for (int x = 0; x < trs.Length; ++x)
{
if (!terrains.Contains(trs[x]))
{
terrains.Add(trs[x]);
}
}
}
// setup this terrain
Terrain terrain = t.GetComponent <Terrain>();
t.templateMaterial = MicroSplatShaderGUI.NewShaderAndMaterial(terrain);
var config = TextureArrayConfigEditor.CreateConfig(terrain);
t.templateMaterial.SetTexture("_Diffuse", config.diffuseArray);
t.templateMaterial.SetTexture("_NormalSAO", config.normalSAOArray);
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
#if UNITY_2018_3_OR_NEWER
if (terrain.terrainData.terrainLayers.Length > 0)
{
var uvScale = terrain.terrainData.terrainLayers[0].tileSize;
var uvOffset = terrain.terrainData.terrainLayers[0].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
}
#else
if (terrain.terrainData.splatPrototypes.Length > 0)
{
var uvScale = terrain.terrainData.splatPrototypes[0].tileSize;
var uvOffset = terrain.terrainData.splatPrototypes[0].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
}
#endif
// now make sure others all have the same settings as well.
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains[i];
var mgr = nt.GetComponent <MicroSplatTerrain>();
if (mgr == null)
{
mgr = nt.gameObject.AddComponent <MicroSplatTerrain>();
}
mgr.templateMaterial = t.templateMaterial;
if (mgr.propData == null)
{
mgr.propData = MicroSplatShaderGUI.FindOrCreatePropTex(mgr.templateMaterial);
}
}
Selection.SetActiveObjectWithContext(config, config);
}
MicroSplatTerrain.SyncAll();
return;
}
if (t.propData == null)
{
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
EditorUtility.SetDirty(t);
}
if (t.keywordSO == null)
{
t.keywordSO = MicroSplatUtilities.FindOrCreateKeywords(t.templateMaterial);
EditorUtility.SetDirty(t);
}
EditorGUI.BeginChangeCheck();
#if __MICROSPLAT_PROCTEX__
if (t.keywordSO.IsKeywordEnabled("_PROCEDURALTEXTURE") || t.keywordSO.IsKeywordEnabled("_PCHEIGHTGRADIENT") || t.keywordSO.IsKeywordEnabled("_PCHEIGHTHSV"))
{
var old = t.procTexCfg;
t.procTexCfg = MicroSplatProceduralTexture.FindOrCreateProceduralConfig(t.templateMaterial);
if (old != t.procTexCfg)
{
EditorUtility.SetDirty(t);
}
}
#endif
#if __MICROSPLAT_TERRAINBLEND__ || __MICROSPLAT_STREAMS__
DoTerrainDescGUI();
#endif
DoPerPixelNormalGUI();
#if __MICROSPLAT_PROCTEX__
if (t.keywordSO.IsKeywordEnabled(MicroSplatProceduralTexture.GetFeatureName(MicroSplatProceduralTexture.DefineFeature._PCCAVITY)) ||
t.keywordSO.IsKeywordEnabled(MicroSplatProceduralTexture.GetFeatureName(MicroSplatProceduralTexture.DefineFeature._PCFLOW)))
{
DoCavityMapGUI();
}
#endif
// could move this to some type of interfaced component created by the module if this becomes a thing,
// but I think this will be most of the cases?
MicroSplatUtilities.DrawTextureField(t, CCustomSplat0, ref t.customControl0, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat1, ref t.customControl1, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat2, ref t.customControl2, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat3, ref t.customControl3, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat4, ref t.customControl4, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat5, ref t.customControl5, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat6, ref t.customControl6, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat7, ref t.customControl7, "_CUSTOMSPLATTEXTURES");
// perpixel normal
MicroSplatUtilities.DrawTextureField(t, perPixelNormal, ref t.perPixelNormal, "_PERPIXELNORMAL");
// global texture overrides
#if __MICROSPLAT_GLOBALTEXTURE__
MicroSplatUtilities.DrawTextureField(t, geoTexOverride, ref t.geoTextureOverride, "_GEOMAP");
MicroSplatUtilities.DrawTextureField(t, geoTintOverride, ref t.tintMapOverride, "_GLOBALTINT");
MicroSplatUtilities.DrawTextureField(t, geoNormalOverride, ref t.globalNormalOverride, "_GLOBALNORMALS");
MicroSplatUtilities.DrawTextureField(t, geoSAOMOverride, ref t.globalSAOMOverride, "_GLOBALSMOOTHAOMETAL");
MicroSplatUtilities.DrawTextureField(t, geoEmisOverride, ref t.globalEmisOverride, "_GLOBALEMIS");
#endif
#if __MICROSPLAT_ALPHAHOLE__
// alpha hole override
MicroSplatUtilities.DrawTextureField(t, clipMapOverride, ref t.clipMap, "_ALPHAHOLETEXTURE");
#endif
#if (VEGETATION_STUDIO || VEGETATION_STUDIO_PRO)
// vsstudio overrides
MicroSplatUtilities.DrawTextureField(t, CVSGrassMap, ref t.vsGrassMap, "_VSGRASSMAP");
MicroSplatUtilities.DrawTextureField(t, CVSShadowMap, ref t.vsShadowMap, "_VSSHADOWMAP");
#endif
#if __MICROSPLAT_PROCTEX__
MicroSplatUtilities.DrawTextureField(t, biomeOverride, ref t.procBiomeMask, "_PROCEDURALTEXTURE");
#endif
#if __MICROSPLAT_ADVANCED_DETAIL__
DrawAdvancedModuleDetailGUI(t);
#endif
if (t.propData == null && t.templateMaterial != null)
{
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
if (t.propData == null)
{
// this should really never happen, but users seem to have issues with unassigned propData's a lot. I think
// this is from external tools like MapMagic not creating it, but the above call should create it.
EditorGUILayout.HelpBox("PropData is null, please assign", MessageType.Error);
t.propData = EditorGUILayout.ObjectField("Per Texture Data", t.propData, typeof(MicroSplatPropData), false) as MicroSplatPropData;
}
}
if (EditorGUI.EndChangeCheck())
{
MicroSplatTerrain.SyncAll();
}
EditorGUILayout.BeginHorizontal();
if (GUILayout.Button("Sync"))
{
var mgr = target as MicroSplatTerrain;
mgr.Sync();
}
if (GUILayout.Button("Sync All"))
{
MicroSplatTerrain.SyncAll();
}
EditorGUILayout.EndHorizontal();
BakingGUI(t);
WeightLimitingGUI(t);
ImportExportGUI();
#if __MICROSPLAT_ADVANCED_DETAIL__
DrawAdvancedModuleDetailTooset(t);
#endif
if (MicroSplatUtilities.DrawRollup("Debug", false, true))
{
EditorGUI.indentLevel += 2;
EditorGUILayout.HelpBox("These should not need to be edited unless something funky has happened. They are automatically managed by MicroSplat.", MessageType.Info);
t.propData = EditorGUILayout.ObjectField("Per Texture Data", t.propData, typeof(MicroSplatPropData), false) as MicroSplatPropData;
#if __MICROSPLAT_PROCTEX__
t.procTexCfg = EditorGUILayout.ObjectField("Procedural Config", t.procTexCfg, typeof(MicroSplatProceduralTextureConfig), false) as MicroSplatProceduralTextureConfig;
#endif
t.keywordSO = EditorGUILayout.ObjectField("Keywords", t.keywordSO, typeof(MicroSplatKeywords), false) as MicroSplatKeywords;
t.blendMat = EditorGUILayout.ObjectField(CBlendMat, t.blendMat, typeof(Material), false) as Material;
t.terrainDesc = EditorGUILayout.ObjectField("Terrain Descriptor", t.terrainDesc, typeof(Texture2D), false) as Texture2D;
t.perPixelNormal = EditorGUILayout.ObjectField("Normal Data", t.perPixelNormal, typeof(Texture2D), false) as Texture2D;
t.addPass = EditorGUILayout.ObjectField("Add Pass", t.addPass, typeof(Shader), false) as Shader;
EditorGUI.indentLevel -= 2;
}
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
bool DoConvertGUI(MicroSplatTerrain t)
{
if (t.templateMaterial == null)
{
InitConvertConfigs();
using (new GUILayout.VerticalScope(GUI.skin.box))
{
EditorGUILayout.LabelField("Select a Template:");
EditorGUILayout.BeginHorizontal();
for (int i = 0; i < convertConfigs.Count; ++i)
{
var c = convertConfigs [i];
if (DrawConvertButton(c, i == selectedConvertConfig))
{
selectedConvertConfig = i;
}
}
EditorGUILayout.EndHorizontal();
var selectedConfig = convertConfigs [selectedConvertConfig];
if (selectedConfig.missingModules.Count > 0)
{
EditorGUILayout.HelpBox("You are missing some MicroSplat modules needed by this template. The preset may still be used but some features will not be enabled. Missing modules are listed below:", MessageType.Warning);
for (int i = 0; i < selectedConfig.missingModules.Count; ++i)
{
var m = selectedConfig.missingModules [i];
DrawMissingModule(m);
}
}
EditorGUILayout.LabelField("Select any integrations you want to add:");
// integrations
for (int i = 0; i < integrationConfigs.Count; ++i)
{
var ic = integrationConfigs [i];
if (!ic.assetInstalled)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField(ic.name, GUILayout.Width(120));
EditorGUILayout.LabelField("Not Installed", GUILayout.Width(120));
if (GUILayout.Button("Link", GUILayout.Width(120)))
{
Application.OpenURL(ic.assetLink);
}
EditorGUILayout.EndHorizontal();
}
else
{
EditorGUILayout.BeginHorizontal();
ic.include = EditorGUILayout.Toggle(ic.include, GUILayout.Width(20));
EditorGUILayout.LabelField(ic.name);
EditorGUILayout.EndHorizontal();
if (ic.include && ic.missingModules.Count > 0)
{
using (new GUILayout.VerticalScope(GUI.skin.box))
{
EditorGUILayout.HelpBox("Some MicroSplat modules requested by this module are not installed. Some or all features of the integration will not be active.", MessageType.Warning);
for (int j = 0; j < ic.missingModules.Count; ++j)
{
var m = ic.missingModules [j];
DrawMissingModule(m);
}
}
}
}
}
if (GUILayout.Button("Convert to MicroSplat"))
{
// get all terrains in selection, not just this one, and treat as one giant terrain
var objs = Selection.gameObjects;
List <Terrain> terrains = new List <Terrain> ();
for (int i = 0; i < objs.Length; ++i)
{
Terrain ter = objs [i].GetComponent <Terrain> ();
if (ter != null)
{
terrains.Add(ter);
}
Terrain [] trs = objs [i].GetComponentsInChildren <Terrain> ();
for (int x = 0; x < trs.Length; ++x)
{
if (!terrains.Contains(trs [x]))
{
terrains.Add(trs [x]);
}
}
}
Terrain terrain = t.GetComponent <Terrain> ();
int texcount = 16;
#if UNITY_2018_3_OR_NEWER
texcount = terrain.terrainData.terrainLayers.Length;
#else
texcount = terrain.terrainData.splatPrototypes.Length;
#endif
List <string> keywords = new List <string> (selectedConfig.keywords);
if (texcount <= 4)
{
keywords.Add("_MAX4TEXTURES");
}
else if (texcount <= 8)
{
keywords.Add("_MAX8TEXTURES");
}
else if (texcount <= 12)
{
keywords.Add("_MAX12TEXTURES");
}
else if (texcount <= 20)
{
keywords.Add("_MAX20TEXTURES");
}
else if (texcount <= 24)
{
keywords.Add("_MAX24TEXTURES");
}
else if (texcount <= 28)
{
keywords.Add("_MAX28TEXTURES");
}
else if (texcount > 28)
{
keywords.Add("_MAX32TEXTURES");
}
for (int i = 0; i < integrationConfigs.Count; ++i)
{
var ic = integrationConfigs [i];
if (ic.include)
{
keywords.AddRange(ic.keywords);
}
}
// setup this terrain
t.templateMaterial = MicroSplatShaderGUI.NewShaderAndMaterial(terrain, keywords.ToArray());
var config = TextureArrayConfigEditor.CreateConfig(terrain);
t.templateMaterial.SetTexture("_Diffuse", config.diffuseArray);
t.templateMaterial.SetTexture("_NormalSAO", config.normalSAOArray);
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
#if UNITY_2018_3_OR_NEWER
if (terrain.terrainData.terrainLayers.Length > 0)
{
var uvScale = terrain.terrainData.terrainLayers[0].tileSize;
var uvOffset = terrain.terrainData.terrainLayers[0].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
}
#else
if (terrain.terrainData.splatPrototypes.Length > 0)
{
var uvScale = terrain.terrainData.splatPrototypes [0].tileSize;
var uvOffset = terrain.terrainData.splatPrototypes [0].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
}
#endif
// we need to set a few things on the material if certain features are enabled.
// Test for property existence as module might not be installed and feature was culled.
if (System.Array.Exists(selectedConfig.keywords, x => x == "_TRIPLANAR"))
{
if (t.templateMaterial.HasProperty("_TriplanarUVScale"))
{
t.templateMaterial.SetVector("_TriplanarUVScale", new Vector4(0.25f, 0.25f, 0, 0));
}
}
if (System.Array.Exists(selectedConfig.keywords, x => x == "_NORMALNOISE"))
{
if (t.templateMaterial.HasProperty("_NormalNoise"))
{
t.templateMaterial.SetTexture("_NormalNoise", MicroSplatUtilities.GetAutoTexture("microsplat_def_detail_normal_01"));
}
}
// now make sure others all have the same settings as well.
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains [i];
var mgr = nt.GetComponent <MicroSplatTerrain> ();
if (mgr == null)
{
mgr = nt.gameObject.AddComponent <MicroSplatTerrain> ();
}
mgr.templateMaterial = t.templateMaterial;
if (mgr.propData == null)
{
mgr.propData = MicroSplatShaderGUI.FindOrCreatePropTex(mgr.templateMaterial);
}
}
Selection.SetActiveObjectWithContext(config, config);
t.keywordSO = MicroSplatUtilities.FindOrCreateKeywords(t.templateMaterial);
t.keywordSO.keywords.Clear();
t.keywordSO.keywords = new List <string> (keywords);
// force recompile, so that basemap shader name gets reset correctly..
MicroSplatShaderGUI.MicroSplatCompiler comp = new MicroSplatShaderGUI.MicroSplatCompiler();
comp.Compile(t.templateMaterial);
MicroSplatTerrain.SyncAll();
// trun on draw instanced if enabled and tessellation is disabled, unless render loop is LWRP/URP in which case it does work..
#if UNITY_2018_3_OR_NEWER
if (t.keywordSO != null && (!t.keywordSO.IsKeywordEnabled("_TESSDISTANCE") || t.keywordSO.IsKeywordEnabled("_MSRENDERLOOP_UNITYLD")))
{
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains [i];
var mgr = nt.GetComponent <MicroSplatTerrain> ();
if (mgr != null && mgr.keywordSO != null && !mgr.keywordSO.IsKeywordEnabled("_MSRENDERLOOP_UNITYLD"))
{
nt.drawInstanced = true;
}
}
}
#endif
return(true);
}
}
}
return(false);
}
public void Compile(Material m, string shaderName = null)
{
int hash = 0;
for (int i = 0; i < m.shaderKeywords.Length; ++i)
{
hash += 31 + m.shaderKeywords[i].GetHashCode();
}
var path = AssetDatabase.GetAssetPath(m.shader);
string nm = m.shader.name;
if (!string.IsNullOrEmpty(shaderName))
{
nm = shaderName;
}
string baseName = "Hidden/" + nm + "_Base" + hash.ToString();
string terrainShader = Compile(m.shaderKeywords, nm, baseName);
string blendShader = null;
// strip extra feature from terrain blending to make it cheaper
if (m.IsKeywordEnabled("_TERRAINBLENDING"))
{
List <string> blendKeywords = new List <string>(m.shaderKeywords);
if (m.IsKeywordEnabled("_TBDISABLE_DETAILNOISE") && blendKeywords.Contains("_DETAILNOISE"))
{
blendKeywords.Remove("_DETAILNOISE");
}
if (m.IsKeywordEnabled("_TBDISABLE_DISTANCENOISE") && blendKeywords.Contains("_DISTANCENOISE"))
{
blendKeywords.Remove("_DISTANCENOISE");
}
if (m.IsKeywordEnabled("_TBDISABLE_DISTANCERESAMPLE") && blendKeywords.Contains("_DISTANCERESAMPLE"))
{
blendKeywords.Remove("_DISTANCERESAMPLE");
}
blendShader = Compile(blendKeywords.ToArray(), nm, null, true);
}
// generate fallback
string[] oldKeywords = new string[m.shaderKeywords.Length];
System.Array.Copy(m.shaderKeywords, oldKeywords, m.shaderKeywords.Length);
m.DisableKeyword("_TESSDISTANCE");
m.DisableKeyword("_TESSEDGE");
m.DisableKeyword("_PARALLAX");
m.DisableKeyword("_DETAILNOISE");
// maybe reduce layers in distance? can cause a pop though..
//m.DisableKeyword("_MAX3LAYER");
//m.EnableKeyword("_MAX2LAYER");
string fallback = Compile(m.shaderKeywords, baseName);
m.shaderKeywords = oldKeywords;
System.IO.File.WriteAllText(path, terrainShader);
string fallbackPath = path.Replace(".shader", "_Base.shader");
string terrainBlendPath = path.Replace(".shader", "_TerrainObjectBlend.shader");
System.IO.File.WriteAllText(fallbackPath, fallback);
if (blendShader != null)
{
System.IO.File.WriteAllText(terrainBlendPath, blendShader);
}
EditorUtility.SetDirty(m);
AssetDatabase.Refresh();
MicroSplatTerrain.SyncAll();
}
public override void OnInspectorGUI()
{
MicroSplatTerrain t = target as MicroSplatTerrain;
if (t == null)
{
EditorGUILayout.HelpBox("No Terrain Present, please put this component on a terrain", MessageType.Error);
return;
}
EditorGUI.BeginChangeCheck();
t.templateMaterial = EditorGUILayout.ObjectField(CTemplateMaterial, t.templateMaterial, typeof(Material), false) as Material;
if (EditorGUI.EndChangeCheck())
{
MicroSplatTerrain.SyncAll();
}
EditorGUI.BeginChangeCheck();
if (DoConvertGUI(t))
{
return;
}
if (t.templateMaterial == null)
{
return;
}
if (t.propData == null)
{
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
EditorUtility.SetDirty(t);
MicroSplatObject.SyncAll();
}
if (t.keywordSO == null)
{
t.keywordSO = MicroSplatUtilities.FindOrCreateKeywords(t.templateMaterial);
EditorUtility.SetDirty(t);
}
EditorGUI.BeginChangeCheck();
#if __MICROSPLAT_PROCTEX__
if (t.keywordSO.IsKeywordEnabled("_PROCEDURALTEXTURE") || t.keywordSO.IsKeywordEnabled("_PCHEIGHTGRADIENT") || t.keywordSO.IsKeywordEnabled("_PCHEIGHTHSV"))
{
var old = t.procTexCfg;
t.procTexCfg = MicroSplatProceduralTexture.FindOrCreateProceduralConfig(t.templateMaterial);
if (old != t.procTexCfg)
{
EditorUtility.SetDirty(t);
MicroSplatObject.SyncAll();
}
}
#endif
#if __MICROSPLAT_TERRAINBLEND__ || __MICROSPLAT_STREAMS__
DoTerrainDescGUI();
#endif
DoPerPixelNormalGUI();
#if __MICROSPLAT_PROCTEX__
if (t.keywordSO.IsKeywordEnabled(MicroSplatProceduralTexture.GetFeatureName(MicroSplatProceduralTexture.DefineFeature._PCCAVITY)) ||
t.keywordSO.IsKeywordEnabled(MicroSplatProceduralTexture.GetFeatureName(MicroSplatProceduralTexture.DefineFeature._PCFLOW)))
{
DoCavityMapGUI();
}
#endif
// could move this to some type of interfaced component created by the module if this becomes a thing,
// but I think this will be most of the cases?
MicroSplatUtilities.DrawTextureField(t, CCustomSplat0, ref t.customControl0, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat1, ref t.customControl1, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat2, ref t.customControl2, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat3, ref t.customControl3, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat4, ref t.customControl4, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat5, ref t.customControl5, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat6, ref t.customControl6, "_CUSTOMSPLATTEXTURES");
MicroSplatUtilities.DrawTextureField(t, CCustomSplat7, ref t.customControl7, "_CUSTOMSPLATTEXTURES");
// perpixel normal
MicroSplatUtilities.DrawTextureField(t, perPixelNormal, ref t.perPixelNormal, "_PERPIXELNORMAL");
// global texture overrides
#if __MICROSPLAT_GLOBALTEXTURE__
MicroSplatUtilities.DrawTextureField(t, geoTexOverride, ref t.geoTextureOverride, "_GEOMAP");
MicroSplatUtilities.DrawTextureField(t, geoTintOverride, ref t.tintMapOverride, "_GLOBALTINT");
MicroSplatUtilities.DrawTextureField(t, geoNormalOverride, ref t.globalNormalOverride, "_GLOBALNORMALS");
MicroSplatUtilities.DrawTextureField(t, geoSAOMOverride, ref t.globalSAOMOverride, "_GLOBALSMOOTHAOMETAL");
MicroSplatUtilities.DrawTextureField(t, geoEmisOverride, ref t.globalEmisOverride, "_GLOBALEMIS");
#endif
#if __MICROSPLAT_SNOW__
MicroSplatUtilities.DrawTextureField(t, snowMaskOverride, ref t.snowMaskOverride, "_SNOWMASK");
#endif
#if __MICROSPLAT_ALPHAHOLE__
// alpha hole override
MicroSplatUtilities.DrawTextureField(t, clipMapOverride, ref t.clipMap, "_ALPHAHOLETEXTURE");
#endif
#if (VEGETATION_STUDIO || VEGETATION_STUDIO_PRO)
// vsstudio overrides
MicroSplatUtilities.DrawTextureField(t, CVSGrassMap, ref t.vsGrassMap, "_VSGRASSMAP");
MicroSplatUtilities.DrawTextureField(t, CVSShadowMap, ref t.vsShadowMap, "_VSSHADOWMAP");
#endif
#if __MICROSPLAT_PROCTEX__
MicroSplatUtilities.DrawTextureField(t, biomeOverride, ref t.procBiomeMask, "_PROCEDURALTEXTURE");
#endif
#if __MICROSPLAT_STREAMS__
MicroSplatUtilities.DrawTextureField(t, streamOverride, ref t.streamTexture, "_WETNESS", "_PUDDLES", "_STREAMS", "_LAVA", false);
#endif
#if __MICROSPLAT_ADVANCED_DETAIL__
DrawAdvancedModuleDetailGUI(t);
#endif
if (t.propData == null && t.templateMaterial != null)
{
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
if (t.propData == null)
{
// this should really never happen, but users seem to have issues with unassigned propData's a lot. I think
// this is from external tools like MapMagic not creating it, but the above call should create it.
EditorGUILayout.HelpBox("PropData is null, please assign", MessageType.Error);
t.propData = EditorGUILayout.ObjectField("Per Texture Data", t.propData, typeof(MicroSplatPropData), false) as MicroSplatPropData;
}
}
if (EditorGUI.EndChangeCheck())
{
MicroSplatTerrain.SyncAll();
}
EditorGUILayout.BeginHorizontal();
if (GUILayout.Button("Sync"))
{
var mgr = target as MicroSplatTerrain;
mgr.Sync();
}
if (GUILayout.Button("Sync All"))
{
MicroSplatTerrain.SyncAll();
}
EditorGUILayout.EndHorizontal();
BakingGUI(t);
WeightLimitingGUI(t);
ImportExportGUI();
#if __MICROSPLAT_ADVANCED_DETAIL__
DrawAdvancedModuleDetailTooset(t);
#endif
if (MicroSplatUtilities.DrawRollup("Debug", false, true))
{
EditorGUI.indentLevel += 2;
EditorGUILayout.HelpBox("These should not need to be edited unless something funky has happened. They are automatically managed by MicroSplat.", MessageType.Info);
t.propData = EditorGUILayout.ObjectField("Per Texture Data", t.propData, typeof(MicroSplatPropData), false) as MicroSplatPropData;
#if __MICROSPLAT_PROCTEX__
t.procTexCfg = EditorGUILayout.ObjectField("Procedural Config", t.procTexCfg, typeof(MicroSplatProceduralTextureConfig), false) as MicroSplatProceduralTextureConfig;
#endif
t.keywordSO = EditorGUILayout.ObjectField("Keywords", t.keywordSO, typeof(MicroSplatKeywords), false) as MicroSplatKeywords;
t.blendMat = EditorGUILayout.ObjectField(CBlendMat, t.blendMat, typeof(Material), false) as Material;
t.addPass = EditorGUILayout.ObjectField("Add Pass", t.addPass, typeof(Shader), false) as Shader;
EditorGUI.indentLevel -= 2;
}
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(t);
}
}
void CompressTerrainSplats(MicroSplatTerrain t)
{
int splatCount = t.terrain.terrainData.alphamapTextureCount;
// write out
for (int i = 0; i < splatCount; ++i)
{
var tex = t.terrain.terrainData.GetAlphamapTexture(i);
var path = MicroSplatUtilities.RelativePathFromAsset(t);
path += "/" + t.name + "_splat" + i + ".tga";
System.IO.File.WriteAllBytes(path, tex.EncodeToTGA());
}
AssetDatabase.Refresh();
// load and adjust importer
for (int i = 0; i < splatCount; ++i)
{
var path = MicroSplatUtilities.RelativePathFromAsset(t);
path += "/" + t.name + "_splat" + i + ".tga";
var tex = CompressTexture(path, false);
if (i == 0)
{
t.customControl0 = tex;
}
else if (i == 1)
{
t.customControl1 = tex;
}
else if (i == 2)
{
t.customControl2 = tex;
}
else if (i == 3)
{
t.customControl3 = tex;
}
else if (i == 4)
{
t.customControl4 = tex;
}
else if (i == 5)
{
t.customControl5 = tex;
}
else if (i == 6)
{
t.customControl6 = tex;
}
else if (i == 7)
{
t.customControl7 = tex;
}
}
EditorUtility.SetDirty(t);
MicroSplatKeywords keywords = MicroSplatUtilities.FindOrCreateKeywords(t.templateMaterial);
if (!keywords.IsKeywordEnabled("_CUSTOMSPLATTEXTURES"))
{
keywords.EnableKeyword("_CUSTOMSPLATTEXTURES");
MicroSplatShaderGUI.MicroSplatCompiler compiler = new MicroSplatShaderGUI.MicroSplatCompiler();
compiler.Compile(t.templateMaterial);
MicroSplatTerrain.SyncAll();
}
// destructive operation
t.terrain.terrainData.alphamapResolution = 16;
}
public static void GenerateTerrainBlendData(MicroSplatTerrain bt)
{
Terrain t = bt.GetComponent <Terrain>();
int w = t.terrainData.heightmapResolution;
int h = t.terrainData.heightmapResolution;
Texture2D data = null;
if (SystemInfo.SupportsTextureFormat(TextureFormat.RGBAHalf))
{
data = new Texture2D(w, h, TextureFormat.RGBAHalf, true, true);
}
#if UNITY_2018_3_OR_NEWER
else if (SystemInfo.SupportsTextureFormat(TextureFormat.RGBAFloat))
{
data = new Texture2D(w, h, TextureFormat.RGBAFloat, true, true);
}
#endif
else
{
Debug.LogError("System does not support RGBAHalf or RGBAFloat texture formats, Terrain Descriptor cannot be generated.");
return;
}
for (int x = 0; x < w; ++x)
{
for (int y = 0; y < h; ++y)
{
float height = t.terrainData.GetHeight(x, y);
Vector3 normal = t.terrainData.GetInterpolatedNormal((float)x / w, (float)y / h);
// When you save a texture to EXR format, either in the saving or import stage,
// some type of gamma curve is applied regardless of the fact that the textures is
// set to linear. So we pow it here to counteract it, whis is total BS, but works..
normal.x = (normal.x >= 0) ? Mathf.Pow(normal.x, 2.0f) : Mathf.Pow(normal.x, 2) * -1;
normal.z = (normal.z >= 0) ? Mathf.Pow(normal.z, 2.0f) : Mathf.Pow(normal.z, 2) * -1;
data.SetPixel(x, y, new Color(normal.x, normal.y, normal.z, height));
}
}
data.Apply();
var path = MicroSplatUtilities.RelativePathFromAsset(t.terrainData);
path += "/" + t.name + ".exr";
var bytes = data.EncodeToEXR(Texture2D.EXRFlags.OutputAsFloat);
System.IO.File.WriteAllBytes(path, bytes);
GameObject.DestroyImmediate(data);
AssetDatabase.Refresh();
bt.terrainDesc = AssetDatabase.LoadAssetAtPath <Texture2D>(path);
var ai = AssetImporter.GetAtPath(path);
var ti = ai as TextureImporter;
// default platform no longer supports RGBA half/float in newer unity, so we override all platforms
bool changed = false;
var platforms = System.Enum.GetNames(typeof(BuildTarget));
for (int i = 0; i < platforms.Length; ++i)
{
string platform = platforms [i];
var ps = ti.GetPlatformTextureSettings(platform);
if (ti.isReadable == true ||
ti.wrapMode != TextureWrapMode.Clamp ||
#if UNITY_2018_3_OR_NEWER
(ps.format != TextureImporterFormat.RGBAHalf && ps.format != TextureImporterFormat.RGBAFloat) ||
#else
ps.format != TextureImporterFormat.RGBAHalf ||
#endif
ps.textureCompression != TextureImporterCompression.Uncompressed ||
ps.overridden != true ||
ti.filterMode != FilterMode.Bilinear ||
ti.sRGBTexture != false)
{
ti.sRGBTexture = false;
ti.filterMode = FilterMode.Bilinear;
ti.mipmapEnabled = true;
ti.wrapMode = TextureWrapMode.Clamp;
ti.isReadable = false;
#if UNITY_2018_3_OR_NEWER
if (SystemInfo.SupportsTextureFormat(TextureFormat.RGBAHalf))
{
ps.format = TextureImporterFormat.RGBAHalf;
}
else
{
ps.format = TextureImporterFormat.RGBAFloat;
}
#else
ps.format = TextureImporterFormat.RGBAHalf;
#endif
ps.textureCompression = TextureImporterCompression.Uncompressed;
ps.overridden = true;
try
{
ti.SetPlatformTextureSettings(ps);
changed = true;
}
catch
{
}
}
}
if (changed)
{
ti.SaveAndReimport();
}
bt.sTerrainDirty = false;
EditorUtility.SetDirty(bt);
EditorUtility.SetDirty(bt.terrain);
MicroSplatTerrain.SyncAll();
AssetDatabase.SaveAssets();
}
bool DoConvertGUI(MicroSplatTerrain t)
{
if (t.templateMaterial == null)
{
InitConvertConfigs();
using (new GUILayout.VerticalScope(GUI.skin.box))
{
EditorGUILayout.LabelField("Select any integrations you want to add:");
// integrations
for (int i = 0; i < integrationConfigs.Count; ++i)
{
var ic = integrationConfigs [i];
if (!ic.assetInstalled)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField(ic.name, GUILayout.Width(120));
EditorGUILayout.LabelField("Not Installed", GUILayout.Width(120));
if (GUILayout.Button("Link", GUILayout.Width(120)))
{
Application.OpenURL(ic.assetLink);
}
EditorGUILayout.EndHorizontal();
}
else
{
EditorGUILayout.BeginHorizontal();
ic.include = EditorGUILayout.Toggle(ic.include, GUILayout.Width(20));
EditorGUILayout.LabelField(ic.name);
EditorGUILayout.EndHorizontal();
if (ic.include && ic.missingModules.Count > 0)
{
using (new GUILayout.VerticalScope(GUI.skin.box))
{
EditorGUILayout.HelpBox("Some MicroSplat modules requested by this module are not installed. Some or all features of the integration will not be active.", MessageType.Warning);
for (int j = 0; j < ic.missingModules.Count; ++j)
{
var m = ic.missingModules [j];
DrawMissingModule(m);
}
}
}
}
}
if (GUILayout.Button("Convert to MicroSplat"))
{
// get all terrains in selection, not just this one, and treat as one giant terrain
var objs = Selection.gameObjects;
List <Terrain> terrains = new List <Terrain> ();
for (int i = 0; i < objs.Length; ++i)
{
Terrain ter = objs [i].GetComponent <Terrain> ();
if (ter != null)
{
terrains.Add(ter);
}
Terrain [] trs = objs [i].GetComponentsInChildren <Terrain> ();
for (int x = 0; x < trs.Length; ++x)
{
if (!terrains.Contains(trs [x]))
{
terrains.Add(trs [x]);
}
}
}
Terrain terrain = t.GetComponent <Terrain> ();
int texcount = terrain.terrainData.terrainLayers.Length;
List <string> keywords = new List <string> (defaultKeywords);
// set initial render pipleine
var pipeline = MicroSplatUtilities.DetectPipeline();
if (pipeline == MicroSplatUtilities.PipelineType.HDPipeline)
{
keywords.Add("_MSRENDERLOOP_UNITYHD");
}
else if (pipeline == MicroSplatUtilities.PipelineType.UniversalPipeline)
{
keywords.Add("_MSRENDERLOOP_UNITYLD");
}
// Because new users won't read the manual or read settings before they act, we don't clamp the texture count
// down for maximum performance. Way to many support requests complaining of black terrain after adding textures because
// they didn't realize they needed to up the max texture count. So now, 16 minimum. This is why we can't have nice things.
/*
* if (texcount <= 4)
* {
* keywords.Add ("_MAX4TEXTURES");
* }
* else if (texcount <= 8)
* {
* keywords.Add ("_MAX8TEXTURES");
* }
* else if (texcount <= 12)
* {
* keywords.Add ("_MAX12TEXTURES");
* }
*/
if (texcount > 16 && texcount <= 20)
{
keywords.Add("_MAX20TEXTURES");
}
else if (texcount <= 24)
{
keywords.Add("_MAX24TEXTURES");
}
else if (texcount <= 28)
{
keywords.Add("_MAX28TEXTURES");
}
else if (texcount > 28)
{
keywords.Add("_MAX32TEXTURES");
}
for (int i = 0; i < integrationConfigs.Count; ++i)
{
var ic = integrationConfigs [i];
if (ic.include)
{
keywords.AddRange(ic.keywords);
}
}
// setup this terrain
t.templateMaterial = MicroSplatShaderGUI.NewShaderAndMaterial(terrain, keywords.ToArray());
var config = TextureArrayConfigEditor.CreateConfig(terrain);
t.templateMaterial.SetTexture("_Diffuse", config.diffuseArray);
t.templateMaterial.SetTexture("_NormalSAO", config.normalSAOArray);
t.propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
EditorUtility.SetDirty(t);
if (terrain.terrainData.terrainLayers != null)
{
if (terrain.terrainData.terrainLayers.Length > 0)
{
Vector2 min = new Vector2(99999, 99999);
Vector2 max = Vector2.zero;
for (int x = 0; x < terrain.terrainData.terrainLayers.Length; ++x)
{
var uv = terrain.terrainData.terrainLayers [x].tileSize;
if (min.x > uv.x)
{
min.x = uv.x;
}
if (min.y > uv.y)
{
min.y = uv.y;
}
if (max.x < uv.x)
{
max.x = uv.x;
}
if (max.y < uv.y)
{
max.y = uv.y;
}
}
Vector2 average = Vector2.Lerp(min, max, 0.5f);
// use per texture UVs instead..
float diff = Vector2.Distance(min, max);
if (diff > 0.1)
{
keywords.Add("_PERTEXUVSCALEOFFSET");
// if the user has widely different UVs, use the LOD sampler. This is because the gradient mode blends between mip levels,
// which looks bad with hugely different UVs. I still don't understand why people do this kind of crap though, ideally
// your UVs should not differ per texture, and if so, not by much..
if (diff > 10)
{
Debug.LogWarning("Terrain has wildly varing UV scales, it's best to keep consistent texture resolution. ");
}
if (!keywords.Contains("_USEGRADMIP"))
{
keywords.Add("_USEGRADMIP");
}
Vector4 scaleOffset = new Vector4(1, 1, 0, 0);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
var propData = MicroSplatShaderGUI.FindOrCreatePropTex(t.templateMaterial);
for (int x = 0; x < terrain.terrainData.terrainLayers.Length; ++x)
{
var uvScale = terrain.terrainData.terrainLayers [x].tileSize;
var uvOffset = terrain.terrainData.terrainLayers [x].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvScale.x = Mathf.RoundToInt(uvScale.x);
uvScale.y = Mathf.RoundToInt(uvScale.y);
propData.SetValue(x, MicroSplatPropData.PerTexVector2.SplatUVScale, uvScale);
propData.SetValue(x, MicroSplatPropData.PerTexVector2.SplatUVOffset, Vector2.zero);
}
for (int x = terrain.terrainData.terrainLayers.Length; x < 32; ++x)
{
propData.SetValue(x, MicroSplatPropData.PerTexVector2.SplatUVScale, average);
propData.SetValue(x, MicroSplatPropData.PerTexVector2.SplatUVOffset, Vector2.zero);
}
// must init the data, or the editor will write over it.
propData.SetValue(0, 15, Color.white);
EditorUtility.SetDirty(propData);
t.templateMaterial.SetVector("_TriplanarUVScale",
new Vector4(
10.0f / t.terrain.terrainData.size.x,
10.0f / t.terrain.terrainData.size.x, 0, 0));
}
else
{
var uvScale = terrain.terrainData.terrainLayers [0].tileSize;
var uvOffset = terrain.terrainData.terrainLayers [0].tileOffset;
uvScale = MicroSplatRuntimeUtil.UnityUVScaleToUVScale(uvScale, terrain);
uvOffset.x = uvScale.x / terrain.terrainData.size.x * 0.5f * uvOffset.x;
uvOffset.y = uvScale.y / terrain.terrainData.size.x * 0.5f * uvOffset.y;
Vector4 scaleOffset = new Vector4(uvScale.x, uvScale.y, uvOffset.x, uvOffset.y);
t.templateMaterial.SetVector("_UVScale", scaleOffset);
t.templateMaterial.SetVector("_TriplanarUVScale",
new Vector4(
10.0f / t.terrain.terrainData.size.x,
10.0f / t.terrain.terrainData.size.x, 0, 0));
}
}
}
// now make sure others all have the same settings as well.
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains [i];
var mgr = nt.GetComponent <MicroSplatTerrain> ();
if (mgr == null)
{
mgr = nt.gameObject.AddComponent <MicroSplatTerrain> ();
}
mgr.templateMaterial = t.templateMaterial;
if (mgr.propData == null)
{
mgr.propData = MicroSplatShaderGUI.FindOrCreatePropTex(mgr.templateMaterial);
}
}
Selection.SetActiveObjectWithContext(config, config);
t.keywordSO = MicroSplatUtilities.FindOrCreateKeywords(t.templateMaterial);
t.keywordSO.keywords.Clear();
t.keywordSO.keywords = new List <string> (keywords);
// force recompile, so that basemap shader name gets reset correctly..
MicroSplatShaderGUI.MicroSplatCompiler comp = new MicroSplatShaderGUI.MicroSplatCompiler();
comp.Compile(t.templateMaterial);
// for some reason, often when people create terrains with Gaia but this is unconfirmed,
// if instancing is set, the terrain will not draw until a shader feature is toggled.
// So for now, turn off instancing when doing conversion.
for (int i = 0; i < terrains.Count; ++i)
{
var nt = terrains [i];
nt.drawInstanced = false;
}
MicroSplatTerrain.SyncAll();
/*
* // turn on draw instanced if enabled and tessellation is disabled, unless render loop is LWRP/URP in which case it does work..
* if (t.keywordSO != null && (!t.keywordSO.IsKeywordEnabled("_TESSDISTANCE") || t.keywordSO.IsKeywordEnabled("_MSRENDERLOOP_UNITYLD")))
* {
* for (int i = 0; i < terrains.Count; ++i)
* {
* var nt = terrains [i];
* var mgr = nt.GetComponent<MicroSplatTerrain> ();
* if (mgr != null && mgr.keywordSO != null && !mgr.keywordSO.IsKeywordEnabled("_MSRENDERLOOP_UNITYLD"))
* {
* nt.drawInstanced = true;
* }
* }
* }
*/
return(true);
}
}
}
return(false);
}
public override void DrawShaderGUI(MicroSplatShaderGUI shaderGUI, Material mat, MaterialEditor materialEditor, MaterialProperty[] props)
{
if (geoTexture && MicroSplatUtilities.DrawRollup("Geo Texture"))
{
if (mat.HasProperty("_GeoTex"))
{
var texProp = shaderGUI.FindProp("_GeoTex", props);
materialEditor.TexturePropertySingleLine(CGeoTex, texProp);
MicroSplatUtilities.EnforceDefaultTexture(texProp, "microsplat_def_geomap_01");
Vector4 parms = mat.GetVector("_GeoParams");
EditorGUI.BeginChangeCheck();
parms.x = EditorGUILayout.Slider("Blend", parms.x, 0, 1);
parms.y = 1.0f / Mathf.Max(parms.y, 0.00001f);
parms.y = EditorGUILayout.FloatField("World Scale", parms.y);
parms.y = 1.0f / Mathf.Max(parms.y, 0.00001f);
parms.z = EditorGUILayout.FloatField("World Offset", parms.z);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GeoParams", parms);
EditorUtility.SetDirty(mat);
}
if (geoRange && mat.HasProperty("_GeoRange"))
{
Vector4 rangeParams = mat.GetVector("_GeoRange");
EditorGUI.BeginChangeCheck();
rangeParams = EditorGUILayout.Vector4Field(CGeoRange, rangeParams);
if (EditorGUI.EndChangeCheck())
{
if (rangeParams.z < rangeParams.x || rangeParams.z < rangeParams.y)
{
rangeParams.z = rangeParams.y;
}
if (rangeParams.y < rangeParams.x)
{
rangeParams.y = rangeParams.x;
}
if (rangeParams.w < rangeParams.z)
{
rangeParams.z = rangeParams.w;
}
mat.SetVector("_GeoRange", rangeParams);
EditorUtility.SetDirty(mat);
}
}
if (geoCurve && mat.HasProperty("_GeoCurveParams"))
{
var propData = MicroSplatShaderGUI.FindOrCreatePropTex(mat);
EditorGUI.BeginChangeCheck();
if (propData != null)
{
propData.geoCurve = EditorGUILayout.CurveField(CGeoCurve, propData.geoCurve);
}
Vector4 curveParams = mat.GetVector("_GeoCurveParams");
curveParams.x = EditorGUILayout.FloatField("Scale", curveParams.x);
curveParams.y = EditorGUILayout.FloatField("Offset", curveParams.y);
curveParams.z = EditorGUILayout.FloatField("Rotation", curveParams.z);
if (EditorGUI.EndChangeCheck())
{
AnimationCurve c = propData.geoCurve;
for (int i = 0; i < c.length; ++i)
{
c.keys[i].time = Mathf.Clamp01(c.keys[i].time);
}
mat.SetVector("_GeoCurveParams", curveParams);
EditorUtility.SetDirty(mat);
EditorUtility.SetDirty(propData);
MicroSplatTerrain.SyncAll();
}
}
}
}
if ((tintBlendMode != BlendMode.Off || normalBlendMode != NormalBlendMode.Off || SAOMBlend != SAOMBlendMode.Off || emisBlend != SAOMBlendMode.Off) && MicroSplatUtilities.DrawRollup("Global Texture"))
{
if (tintBlendMode != BlendMode.Off && mat.HasProperty("_GlobalTintTex"))
{
materialEditor.TexturePropertySingleLine(new GUIContent("Tint Texture", "Albedo Tint Texture"), shaderGUI.FindProp("_GlobalTintTex", props));
Vector4 parms = mat.GetVector("_GlobalTextureParams");
EditorGUI.BeginChangeCheck();
parms.x = EditorGUILayout.Slider("Blend", parms.x, 0, 1);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalTextureParams", parms);
EditorUtility.SetDirty(mat);
}
if (mat.HasProperty("_GlobalTintFade"))
{
Vector4 fade = mat.GetVector("_GlobalTintFade");
EditorGUI.BeginChangeCheck();
fade.x = EditorGUILayout.FloatField("Begin Fade", fade.x);
fade.z = EditorGUILayout.Slider("Opacity At Begin", fade.z, 0, 1);
fade.y = EditorGUILayout.FloatField("Fade Range", fade.y);
fade.w = EditorGUILayout.Slider("Opacity At End", fade.w, 0, 1);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalTintFade", fade);
EditorUtility.SetDirty(mat);
}
}
if (mat.HasProperty("_GlobalTintUVScale"))
{
Vector4 uv = mat.GetVector("_GlobalTintUVScale");
Vector2 scale = new Vector2(uv.x, uv.y);
Vector2 offset = new Vector2(uv.z, uv.w);
EditorGUI.BeginChangeCheck();
scale = EditorGUILayout.Vector2Field(CUVScale, scale);
offset = EditorGUILayout.Vector2Field(CUVOffset, offset);
if (EditorGUI.EndChangeCheck())
{
uv = new Vector4(scale.x, scale.y, offset.x, offset.y);
mat.SetVector("_GlobalTintUVScale", uv);
EditorUtility.SetDirty(mat);
}
}
}
if (normalBlendMode != NormalBlendMode.Off && mat.HasProperty("_GlobalNormalTex"))
{
materialEditor.TexturePropertySingleLine(new GUIContent("Normal Texture", "Global Normal Texture"), shaderGUI.FindProp("_GlobalNormalTex", props));
Vector4 parms = mat.GetVector("_GlobalTextureParams");
EditorGUI.BeginChangeCheck();
parms.y = EditorGUILayout.Slider("Blend", parms.y, 0, 3);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalTextureParams", parms);
EditorUtility.SetDirty(mat);
}
if (mat.HasProperty("_GlobalNormalFade"))
{
Vector4 fade = mat.GetVector("_GlobalNormalFade");
EditorGUI.BeginChangeCheck();
fade.x = EditorGUILayout.FloatField("Begin Fade", fade.x);
fade.z = EditorGUILayout.Slider("Opacity At Begin", fade.z, 0, 1);
fade.y = EditorGUILayout.FloatField("Fade Range", fade.y);
fade.w = EditorGUILayout.Slider("Opacity At End", fade.w, 0, 1);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalNormalFade", fade);
EditorUtility.SetDirty(mat);
}
}
if (mat.HasProperty("_GlobalNormalUVScale"))
{
Vector4 uv = mat.GetVector("_GlobalNormalUVScale");
Vector2 scale = new Vector2(uv.x, uv.y);
Vector2 offset = new Vector2(uv.z, uv.w);
EditorGUI.BeginChangeCheck();
scale = EditorGUILayout.Vector2Field(CUVScale, scale);
offset = EditorGUILayout.Vector2Field(CUVOffset, offset);
if (EditorGUI.EndChangeCheck())
{
uv = new Vector4(scale.x, scale.y, offset.x, offset.y);
mat.SetVector("_GlobalNormalUVScale", uv);
EditorUtility.SetDirty(mat);
}
}
}
// saom
if (SAOMBlend != SAOMBlendMode.Off && mat.HasProperty("_GlobalSAOMTex"))
{
materialEditor.TexturePropertySingleLine(new GUIContent("Smoothness(R)/AO(G)/Metal(B) Texture", "Global smoothness, ao, metallic Texture"), shaderGUI.FindProp("_GlobalSAOMTex", props));
Vector4 parms = mat.GetVector("_GlobalTextureParams");
EditorGUI.BeginChangeCheck();
parms.z = EditorGUILayout.Slider("Blend", parms.z, 0, 3);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalTextureParams", parms);
EditorUtility.SetDirty(mat);
}
if (mat.HasProperty("_GlobalSAOMFade"))
{
Vector4 fade = mat.GetVector("_GlobalSAOMFade");
EditorGUI.BeginChangeCheck();
fade.x = EditorGUILayout.FloatField("Begin Fade", fade.x);
fade.z = EditorGUILayout.Slider("Opacity At Begin", fade.z, 0, 1);
fade.y = EditorGUILayout.FloatField("Fade Range", fade.y);
fade.w = EditorGUILayout.Slider("Opacity At End", fade.w, 0, 1);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalSAOMFade", fade);
EditorUtility.SetDirty(mat);
}
}
if (mat.HasProperty("_GlobalSAOMUVScale"))
{
Vector4 uv = mat.GetVector("_GlobalSAOMUVScale");
Vector2 scale = new Vector2(uv.x, uv.y);
Vector2 offset = new Vector2(uv.z, uv.w);
EditorGUI.BeginChangeCheck();
scale = EditorGUILayout.Vector2Field(CUVScale, scale);
offset = EditorGUILayout.Vector2Field(CUVOffset, offset);
if (EditorGUI.EndChangeCheck())
{
uv = new Vector4(scale.x, scale.y, offset.x, offset.y);
mat.SetVector("_GlobalSAOMUVScale", uv);
EditorUtility.SetDirty(mat);
}
}
}
// emis
if (emisBlend != SAOMBlendMode.Off && mat.HasProperty("_GlobalEmisTex"))
{
materialEditor.TexturePropertySingleLine(new GUIContent("Emission Texture", "Global Emission"), shaderGUI.FindProp("_GlobalEmisTex", props));
Vector4 parms = mat.GetVector("_GlobalTextureParams");
EditorGUI.BeginChangeCheck();
parms.w = EditorGUILayout.Slider("Blend", parms.w, 0, 3);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalTextureParams", parms);
EditorUtility.SetDirty(mat);
}
if (mat.HasProperty("_GlobalEmisFade"))
{
Vector4 fade = mat.GetVector("_GlobalEmisFade");
EditorGUI.BeginChangeCheck();
fade.x = EditorGUILayout.FloatField("Begin Fade", fade.x);
fade.z = EditorGUILayout.Slider("Opacity At Begin", fade.z, 0, 1);
fade.y = EditorGUILayout.FloatField("Fade Range", fade.y);
fade.w = EditorGUILayout.Slider("Opacity At End", fade.w, 0, 1);
if (EditorGUI.EndChangeCheck())
{
mat.SetVector("_GlobalEmisFade", fade);
EditorUtility.SetDirty(mat);
}
}
if (mat.HasProperty("_GlobalEmisUVScale"))
{
Vector4 uv = mat.GetVector("_GlobalEmisUVScale");
Vector2 scale = new Vector2(uv.x, uv.y);
Vector2 offset = new Vector2(uv.z, uv.w);
EditorGUI.BeginChangeCheck();
scale = EditorGUILayout.Vector2Field(CUVScale, scale);
offset = EditorGUILayout.Vector2Field(CUVOffset, offset);
if (EditorGUI.EndChangeCheck())
{
uv = new Vector4(scale.x, scale.y, offset.x, offset.y);
mat.SetVector("_GlobalEmisUVScale", uv);
EditorUtility.SetDirty(mat);
}
}
}
}
}