424 lines
13 KiB
C#
424 lines
13 KiB
C#
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//////////////////////////////////////////////////////
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// MicroSplat
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// Copyright (c) Jason Booth
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//////////////////////////////////////////////////////
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace JBooth.MicroSplat
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{
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[ExecuteAlways]
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public class MicroSplatObject : MonoBehaviour
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{
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[HideInInspector]
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public Material templateMaterial;
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[HideInInspector]
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[System.NonSerialized]
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public Material matInstance;
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[HideInInspector]
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public Material blendMat;
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[HideInInspector]
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public Material blendMatInstance;
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[HideInInspector]
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public MicroSplatKeywords keywordSO;
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[HideInInspector]
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public Texture2D perPixelNormal;
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[HideInInspector]
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public Texture2D streamTexture;
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#if __MICROSPLAT_PROCTEX__
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[HideInInspector]
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public Texture2D cavityMap;
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[HideInInspector]
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public MicroSplatProceduralTextureConfig procTexCfg;
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[HideInInspector]
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public Texture2D procBiomeMask;
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[HideInInspector]
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public Texture2D procBiomeMask2;
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#endif
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#if __MICROSPLAT_SNOW__
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[HideInInspector]
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public Texture2D snowMaskOverride;
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#endif
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#if __MICROSPLAT_GLOBALTEXTURE__
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[HideInInspector]
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public Texture2D tintMapOverride;
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[HideInInspector]
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public Texture2D globalNormalOverride;
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[HideInInspector]
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public Texture2D globalSAOMOverride;
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[HideInInspector]
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public Texture2D globalEmisOverride;
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[HideInInspector]
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public Texture2D geoTextureOverride;
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#endif
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#if __MICROSPLAT_SCATTER__
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public Texture2D scatterMapOverride;
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#endif
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#if __MICROSPLAT_MEGA__
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public Texture2D megaSplatMap;
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#endif
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#if (VEGETATION_STUDIO || VEGETATION_STUDIO_PRO)
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[HideInInspector]
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public Texture2D vsGrassMap;
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[HideInInspector]
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public Texture2D vsShadowMap;
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#endif
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#if __MICROSPLAT_ALPHAHOLE__
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[HideInInspector]
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public Texture2D clipMap;
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#endif
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public void OnDestroy()
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{
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if (blendMatInstance != null)
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{
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DestroyImmediate(blendMatInstance);
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}
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}
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protected long GetOverrideHash()
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{
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long h = 3;
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unchecked
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{
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h *= (propData == null ? 3 : propData.GetHashCode()) * 3;
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h *= (perPixelNormal == null ? 7 : perPixelNormal.GetNativeTexturePtr().ToInt64()) * 7;
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h *= (keywordSO == null ? 11 : keywordSO.GetHashCode()) * 11;
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#if __MICROSPLAT_ALPHAHOLE__
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h *= (clipMap == null ? 5 : clipMap.GetNativeTexturePtr().ToInt64()) * 5;
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#endif
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#if __MICROSPLAT_PROCTEX__
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// sometimes an unused config gets assigned.
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if (keywordSO != null && keywordSO.IsKeywordEnabled("_PROCTEX"))
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{
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h *= (procBiomeMask == null ? 13 : procBiomeMask.GetNativeTexturePtr().ToInt64()) * 13;
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h *= (procBiomeMask2 == null ? 81 : procBiomeMask2.GetNativeTexturePtr().ToInt64()) * 81;
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h *= (cavityMap == null ? 17 : cavityMap.GetNativeTexturePtr().ToInt64()) * 17;
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h *= (procTexCfg == null ? 19 : procTexCfg.GetHashCode()) * 19;
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}
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#endif
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#if (VEGETATION_STUDIO || VEGETATION_STUDIO_PRO)
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h *= (vsShadowMap == null ? 31 : vsShadowMap.GetNativeTexturePtr ().ToInt64 ()) * 31;
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h *= (vsGrassMap == null ? 37 : vsGrassMap.GetNativeTexturePtr ().ToInt64 ()) * 37;
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#endif
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h *= (streamTexture == null ? 41 : streamTexture.GetNativeTexturePtr().ToInt64()) * 41;
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#if __MICROSPLAT_GLOBALTEXTURE__
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h *= (geoTextureOverride == null ? 47 : geoTextureOverride.GetNativeTexturePtr().ToInt64()) * 47;
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h *= (globalNormalOverride == null ? 53 : globalNormalOverride.GetNativeTexturePtr().ToInt64()) * 53;
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h *= (globalSAOMOverride == null ? 59 : globalSAOMOverride.GetNativeTexturePtr().ToInt64()) * 59;
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h *= (globalEmisOverride == null ? 61 : globalEmisOverride.GetNativeTexturePtr().ToInt64()) * 61;
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h *= (tintMapOverride == null ? 71 : tintMapOverride.GetNativeTexturePtr().ToInt64()) * 71;
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#endif
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#if __MICROSPLAT_SCATTER__
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h *= (scatterMapOverride == null ? 79 : scatterMapOverride.GetNativeTexturePtr().ToInt64()) * 79;
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#endif
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#if __MICROSPLAT_MEGA__
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h *= (megaSplatMap == null ? 77 : megaSplatMap.GetNativeTexturePtr().ToInt64()) *77;
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#endif
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#if __MICROSPLAT_SNOW__
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h *= (snowMaskOverride == null ? 73 : snowMaskOverride.GetNativeTexturePtr().ToInt64()) * 73;
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#endif
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if (h == 0)
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{
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Debug.Log("Override hash returned 0, this should not happen");
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}
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}
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return h;
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}
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[HideInInspector]
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public MicroSplatPropData propData;
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protected void SetMap(Material m, string name, Texture tex)
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{
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if (m.HasProperty(name) && tex != null)
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{
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m.SetTexture(name, tex);
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}
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}
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protected void ApplySharedData(Material m)
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{
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if (propData != null)
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{
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m.SetTexture("_PerTexProps", propData.GetTexture());
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}
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#if __MICROSPLAT_GLOBALTEXTURE__
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if (m.HasProperty("_GeoCurve") && propData != null)
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{
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m.SetTexture("_GeoCurve", propData.GetGeoCurve());
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}
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if (m.HasProperty("_GeoSlopeTex") && propData != null)
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{
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m.SetTexture("_GeoSlopeTex", propData.GetGeoSlopeFilter());
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}
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if (m.HasProperty("_GlobalSlopeTex") && propData != null)
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{
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m.SetTexture("_GlobalSlopeTex", propData.GetGlobalSlopeFilter());
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}
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#endif
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#if __MICROSPLAT_PROCTEX__
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if (procTexCfg != null)
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{
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if (m.HasProperty("_ProcTexCurves"))
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{
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m.SetTexture("_ProcTexCurves", procTexCfg.GetCurveTexture(propData));
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m.SetTexture("_ProcTexParams", procTexCfg.GetParamTexture());
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m.SetInt("_PCLayerCount", procTexCfg.layers.Count);
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}
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if (m.HasProperty("_PCHeightGradients"))
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{
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m.SetTexture("_PCHeightGradients", procTexCfg.GetHeightGradientTexture(propData));
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}
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if (m.HasProperty("_PCHeightHSV"))
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{
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m.SetTexture("_PCHeightHSV", procTexCfg.GetHeightHSVTexture(propData));
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}
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if (m.HasProperty("_PCSlopeGradients"))
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{
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m.SetTexture("_PCSlopeGradients", procTexCfg.GetSlopeGradientTexture(propData));
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}
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if (m.HasProperty("_PCSlopeHSV"))
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{
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m.SetTexture("_PCSlopeHSV", procTexCfg.GetSlopeHSVTexture(propData));
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}
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}
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#endif
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}
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protected void ApplyMaps(Material m)
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{
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SetMap(m, "_StreamControl", streamTexture);
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SetMap(m, "_PerPixelNormal", perPixelNormal);
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var td = GetTerrainDescriptor();
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if (perPixelNormal == null && td.normalMap != null)
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{
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SetMap(m, "_PerPixelNormal", td.normalMap);
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}
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#if __MICROSPLAT_ALPHAHOLE__
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SetMap(m, "_AlphaHoleTexture", clipMap);
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#endif
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#if __MICROSPLAT_GLOBALTEXTURE__
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SetMap(m, "_GeoTex", geoTextureOverride);
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SetMap(m, "_GlobalTintTex", tintMapOverride);
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SetMap(m, "_GlobalNormalTex", globalNormalOverride);
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SetMap(m, "_GlobalSAOMTex", globalSAOMOverride);
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SetMap(m, "_GlobalEmisTex", globalEmisOverride);
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#endif
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#if __MICROSPLAT_MEGA__
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SetMap(m, "_MegaSplatTexture", megaSplatMap);
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#endif
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#if __MICROSPLAT_SCATTER__
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SetMap(m, "_ScatterControl", scatterMapOverride);
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#endif
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#if __MICROSPLAT_SNOW__
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SetMap(m, "_SnowMask", snowMaskOverride);
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#endif
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#if (VEGETATION_STUDIO || VEGETATION_STUDIO_PRO)
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SetMap (m, "_VSGrassMap", vsGrassMap);
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SetMap (m, "_VSShadowMap", vsShadowMap);
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#endif
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#if __MICROSPLAT_PROCTEX__
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if (procTexCfg != null)
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{
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if (m.HasProperty("_ProcTexCurves"))
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{
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if (procBiomeMask != null && m.HasProperty("_ProcTexBiomeMask"))
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{
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m.SetTexture("_ProcTexBiomeMask", procBiomeMask);
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}
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if (procBiomeMask2 != null && m.HasProperty("_ProcTexBiomeMask2"))
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{
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m.SetTexture("_ProcTexBiomeMask2", procBiomeMask2);
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}
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}
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if (m.HasProperty("_CavityMap"))
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{
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m.SetTexture("_CavityMap", cavityMap);
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}
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}
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#endif
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}
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protected void ApplyControlTextures(Texture2D[] controls, Material m)
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{
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m.SetTexture("_Control0", controls.Length > 0 ? controls[0] : Texture2D.blackTexture);
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m.SetTexture("_Control1", controls.Length > 1 ? controls[1] : Texture2D.blackTexture);
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m.SetTexture("_Control2", controls.Length > 2 ? controls[2] : Texture2D.blackTexture);
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m.SetTexture("_Control3", controls.Length > 3 ? controls[3] : Texture2D.blackTexture);
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m.SetTexture("_Control4", controls.Length > 4 ? controls[4] : Texture2D.blackTexture);
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m.SetTexture("_Control5", controls.Length > 5 ? controls[5] : Texture2D.blackTexture);
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m.SetTexture("_Control6", controls.Length > 6 ? controls[6] : Texture2D.blackTexture);
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m.SetTexture("_Control7", controls.Length > 7 ? controls[7] : Texture2D.blackTexture);
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}
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protected void SyncBlendMat(Vector3 size)
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{
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if (blendMatInstance != null && matInstance != null)
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{
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blendMatInstance.CopyPropertiesFromMaterial(matInstance);
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Vector4 bnds = new Vector4();
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bnds.z = size.x;
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bnds.w = size.z;
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bnds.x = transform.position.x;
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bnds.y = transform.position.z;
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blendMatInstance.SetVector("_TerrainBounds", bnds);
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var t = GetTerrainDescriptor();
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blendMatInstance.SetTexture("_TerrainHeightmapTexture", t.heightMap);
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blendMatInstance.SetTexture("_TerrainNormalmapTexture", t.normalMap);
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blendMatInstance.SetVector("_TerrainHeightmapScale", t.heightMapScale);
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if (t.normalMap != null)
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{
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blendMatInstance.SetTexture("_PerPixelNormal", t.normalMap);
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}
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}
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}
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public struct TerrainDescriptor
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{
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public Texture heightMap;
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public Texture normalMap;
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public Vector3 heightMapScale;
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}
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public virtual TerrainDescriptor GetTerrainDescriptor()
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{
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return new TerrainDescriptor();
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}
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public virtual Bounds GetBounds() { return new Bounds(); }
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public Material GetBlendMatInstance()
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{
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if (blendMat != null)
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{
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if (blendMatInstance == null)
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{
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blendMatInstance = new Material(blendMat);
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SyncBlendMat(GetBounds().size);
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}
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if (blendMatInstance.shader != blendMat.shader)
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{
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blendMatInstance.shader = blendMat.shader;
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SyncBlendMat(GetBounds().size);
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}
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}
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return blendMatInstance;
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}
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public void ApplyBlendMap()
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{
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if (blendMat != null)
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{
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if (blendMatInstance == null)
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{
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blendMatInstance = new Material(blendMat);
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}
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|||
|
|
|
|||
|
|
SyncBlendMat(GetBounds().size);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void RevisionFromMat()
|
|||
|
|
{
|
|||
|
|
#if UNITY_EDITOR
|
|||
|
|
if (templateMaterial != null &&
|
|||
|
|
(templateMaterial.GetTexture("_Diffuse") == null ||
|
|||
|
|
templateMaterial.GetTexture("_NormalSAO") == null))
|
|||
|
|
{
|
|||
|
|
var path = UnityEditor.AssetDatabase.GetAssetPath(templateMaterial);
|
|||
|
|
path = path.Replace(".mat", "Config.asset");
|
|||
|
|
var cfg = UnityEditor.AssetDatabase.LoadAssetAtPath<TextureArrayConfig>(path);
|
|||
|
|
if (cfg == null)
|
|||
|
|
return;
|
|||
|
|
if (templateMaterial.GetTexture("_Diffuse") == null)
|
|||
|
|
{
|
|||
|
|
templateMaterial.SetTexture("_Diffuse", cfg.diffuseArray);
|
|||
|
|
}
|
|||
|
|
if (templateMaterial.GetTexture("_NormalSAO") == null)
|
|||
|
|
{
|
|||
|
|
templateMaterial.SetTexture("_NormalSAO", cfg.normalSAOArray);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (keywordSO == null && templateMaterial != null)
|
|||
|
|
{
|
|||
|
|
var path = UnityEditor.AssetDatabase.GetAssetPath(templateMaterial);
|
|||
|
|
path = path.Replace(".mat", "_keywords.asset");
|
|||
|
|
keywordSO = UnityEditor.AssetDatabase.LoadAssetAtPath<MicroSplatKeywords>(path);
|
|||
|
|
if (keywordSO == null)
|
|||
|
|
{
|
|||
|
|
keywordSO = ScriptableObject.CreateInstance<MicroSplatKeywords>();
|
|||
|
|
keywordSO.keywords = new List<string>(templateMaterial.shaderKeywords);
|
|||
|
|
UnityEditor.AssetDatabase.CreateAsset(keywordSO, path);
|
|||
|
|
UnityEditor.AssetDatabase.SaveAssets();
|
|||
|
|
templateMaterial.shaderKeywords = null;
|
|||
|
|
}
|
|||
|
|
UnityEditor.EditorUtility.SetDirty(this);
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
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
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|