diff options
| -rwxr-xr-x | 3ner.shader | 7 | ||||
| -rw-r--r-- | Scripts/MetallicGloss.cs | 113 | ||||
| -rw-r--r-- | decal.cginc | 8 | ||||
| -rwxr-xr-x | features.cginc | 1 | ||||
| -rwxr-xr-x | globals.cginc | 4 |
5 files changed, 133 insertions, 0 deletions
diff --git a/3ner.shader b/3ner.shader index 9833950..eee9d2b 100755 --- a/3ner.shader +++ b/3ner.shader @@ -86,6 +86,13 @@ Shader "yum_food/3ner" [HideInInspector] m_end_Decal0_Mask("Mask", Float) = 0 //endex + //ifex _Decal0_Metallic_Gloss_Enabled==0 + [HideInInspector] m_start_Decal0_Metallic_Gloss("Metallic Gloss", Float) = 0 + [ThryToggle(_DECAL0_METALLIC_GLOSS)] _Decal0_Metallic_Gloss_Enabled("Enable", Float) = 0 + _Decal0_Metallic_Gloss("Metallic Gloss", 2D) = "white" {} + [HideInInspector] m_end_Decal0_Metallic_Gloss("Metallic Gloss", Float) = 0 + //endex + //ifex _Decal0_Rotation_Enabled==0 [HideInInspector] m_start_Decal0_Rotation("Rotation", Float) = 0 [ThryToggle(_DECAL0_ROTATION)] _Decal0_Rotation_Enabled("Enable", Float) = 0 diff --git a/Scripts/MetallicGloss.cs b/Scripts/MetallicGloss.cs new file mode 100644 index 0000000..d0b8895 --- /dev/null +++ b/Scripts/MetallicGloss.cs @@ -0,0 +1,113 @@ +using System.IO; +using UnityEditor; +using UnityEngine; + +public class MetallicGloss : EditorWindow +{ + Texture2D metallicMap; + Texture2D smoothnessMap; + bool invertMetallic; + bool invertSmoothness; + + [MenuItem("Tools/yum_food/Metallic Gloss")] + static void ShowWindow() + { + var window = GetWindow<MetallicGloss>("Metallic Gloss"); + window.minSize = new Vector2(300, 180); + } + + void OnGUI() + { + EditorGUILayout.Space(5); + + metallicMap = (Texture2D)EditorGUILayout.ObjectField("Metallic Map", metallicMap, typeof(Texture2D), false); + invertMetallic = EditorGUILayout.Toggle("Invert", invertMetallic); + + EditorGUILayout.Space(5); + + smoothnessMap = (Texture2D)EditorGUILayout.ObjectField("Smoothness Map", smoothnessMap, typeof(Texture2D), false); + invertSmoothness = EditorGUILayout.Toggle("Invert", invertSmoothness); + + if (metallicMap != null) EnforceLinear(metallicMap); + if (smoothnessMap != null) EnforceLinear(smoothnessMap); + + EditorGUILayout.Space(10); + + using (new EditorGUI.DisabledScope(metallicMap == null && smoothnessMap == null)) + { + if (GUILayout.Button("Merge")) + Merge(); + } + } + + static void EnforceLinear(Texture2D tex) + { + string path = AssetDatabase.GetAssetPath(tex); + if (!string.IsNullOrEmpty(path)) EnforceSettings(path); + } + + static void EnforceSettings(string path) + { + var importer = AssetImporter.GetAtPath(path) as TextureImporter; + if (importer == null) return; + bool dirty = false; + if (importer.sRGBTexture) { importer.sRGBTexture = false; dirty = true; } + if (importer.textureType != TextureImporterType.Default) { importer.textureType = TextureImporterType.Default; dirty = true; } + if (importer.wrapMode != TextureWrapMode.Repeat) { importer.wrapMode = TextureWrapMode.Repeat; dirty = true; } + if (importer.filterMode != FilterMode.Trilinear) { importer.filterMode = FilterMode.Trilinear; dirty = true; } + if (importer.anisoLevel != 4) { importer.anisoLevel = 4; dirty = true; } + if (dirty) importer.SaveAndReimport(); + } + + void Merge() + { + Texture2D reference = metallicMap != null ? metallicMap : smoothnessMap; + int w = reference.width; + int h = reference.height; + + Color[] mPixels = metallicMap != null ? ReadPixels(metallicMap, w, h) : null; + Color[] sPixels = smoothnessMap != null ? ReadPixels(smoothnessMap, w, h) : null; + + var pixels = new Color[w * h]; + for (int i = 0; i < pixels.Length; i++) + { + float m = mPixels != null ? mPixels[i].r : 0; + float s = sPixels != null ? sPixels[i].r : 0; + if (invertMetallic) m = 1 - m; + if (invertSmoothness) s = 1 - s; + pixels[i] = new Color(m, 0, 0, s); + } + + var output = new Texture2D(w, h, TextureFormat.RGBA32, false, true); + output.SetPixels(pixels); + output.Apply(); + + string refPath = AssetDatabase.GetAssetPath(reference); + string dir = Path.GetDirectoryName(refPath); + string basename = Path.GetFileNameWithoutExtension(refPath); + string outputPath = Path.Combine(dir, basename + "_metallic_gloss.png"); + + File.WriteAllBytes(outputPath, output.EncodeToPNG()); + DestroyImmediate(output); + AssetDatabase.ImportAsset(outputPath); + + EnforceSettings(outputPath); + EditorGUIUtility.PingObject(AssetDatabase.LoadAssetAtPath<Texture2D>(outputPath)); + } + + static Color[] ReadPixels(Texture2D tex, int w, int h) + { + var rt = RenderTexture.GetTemporary(w, h, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear); + Graphics.Blit(tex, rt); + var prev = RenderTexture.active; + RenderTexture.active = rt; + var tmp = new Texture2D(w, h, TextureFormat.RGBA32, false, true); + tmp.ReadPixels(new Rect(0, 0, w, h), 0, 0); + tmp.Apply(); + RenderTexture.active = prev; + RenderTexture.ReleaseTemporary(rt); + var pixels = tmp.GetPixels(); + DestroyImmediate(tmp); + return pixels; + } +} diff --git a/decal.cginc b/decal.cginc index 7673bee..8492c74 100644 --- a/decal.cginc +++ b/decal.cginc @@ -68,6 +68,14 @@ void applyDecals(v2f i, inout Pbr pbr) { pbr.albedo.rgb += lerp(0, albedo.rgb * pbr.albedo.rgb, albedo.a); break; } + +#if defined(_DECAL0_METALLIC_GLOSS) + float4 mg = decal_sample(_Decal0_Metallic_Gloss, uv, _Decal0_UV_Mode); + pbr.metallic = lerp(pbr.metallic, mg.r, albedo.a); + pbr.smoothness = lerp(pbr.smoothness, mg.a, albedo.a); + pbr.roughness_perceptual = clamp(1 - pbr.smoothness, MIN_PERCEPTUAL_ROUGHNESS, 1); + pbr.roughness = clamp(pbr.roughness_perceptual * pbr.roughness_perceptual, MIN_ROUGHNESS, 1); +#endif // _DECAL0_METALLIC_GLOSS } #endif } diff --git a/features.cginc b/features.cginc index 796dcae..265c35f 100755 --- a/features.cginc +++ b/features.cginc @@ -161,6 +161,7 @@ //ifex _Decal0_Enabled==0 #pragma shader_feature_local _DECAL0 #pragma shader_feature_local _DECAL0_ALBEDO_CLAMP +#pragma shader_feature_local _DECAL0_METALLIC_GLOSS #pragma shader_feature_local _DECAL0_ROTATION #pragma shader_feature_local _DECAL0_MASK #pragma shader_feature_local _DECAL0_MASK_INVERT diff --git a/globals.cginc b/globals.cginc index 2daab12..263c07e 100755 --- a/globals.cginc +++ b/globals.cginc @@ -265,6 +265,10 @@ texture2D _Decal0_Mask; float4 _Decal0_Mask_ST; int _Decal0_Mask_UV_Channel; #endif // _DECAL0_MASK +#if defined(_DECAL0_METALLIC_GLOSS) +texture2D _Decal0_Metallic_Gloss; +float4 _Decal0_Metallic_Gloss_ST; +#endif // _DECAL0_METALLIC_GLOSS #endif // _DECAL0 #define MATCAP_MODE_REPLACE 0 |