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79 lines
2.8 KiB
79 lines
2.8 KiB
using UnityEngine;
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using UnityEditor;
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namespace SkyboxPlus
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{
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public class CubemapMaterialEditor : ShaderGUI
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{
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MaterialProperty _cubemap;
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MaterialProperty _tint;
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MaterialProperty _euler;
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MaterialProperty _exposure;
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MaterialProperty _saturation;
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MaterialProperty _lod;
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MaterialProperty _lodLevel;
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static GUIContent _textCubemap = new GUIContent("Cubemap");
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bool _initial = true;
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void FindProperties(MaterialProperty[] props)
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{
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_cubemap = FindProperty("_Tex", props);
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_tint = FindProperty("_Tint", props);
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_euler = FindProperty("_Euler", props);
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_exposure = FindProperty("_Exposure", props);
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_saturation = FindProperty("_Saturation", props);
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_lod = FindProperty("_Lod", props);
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_lodLevel = FindProperty("_LodLevel", props);
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}
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public override void OnGUI(MaterialEditor materialEditor, MaterialProperty[] properties)
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{
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FindProperties(properties);
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if (ShaderPropertiesGUI(materialEditor) || _initial)
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foreach (Material m in materialEditor.targets)
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SetMatrix(m);
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_initial = false;
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}
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bool ShaderPropertiesGUI(MaterialEditor materialEditor)
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{
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EditorGUI.BeginChangeCheck();
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materialEditor.TexturePropertySingleLine(_textCubemap, _cubemap, _tint);
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Vector3Property(materialEditor, _euler, "Rotation");
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materialEditor.ShaderProperty(_exposure, "Exposure");
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materialEditor.ShaderProperty(_saturation, "Saturation");
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materialEditor.ShaderProperty(_lod, "Specify MIP Level");
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if (_lod.hasMixedValue || _lod.floatValue > 0)
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{
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EditorGUI.indentLevel++;
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materialEditor.ShaderProperty(_lodLevel, "Level");
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EditorGUI.indentLevel--;
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}
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return EditorGUI.EndChangeCheck();
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}
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static void SetMatrix(Material material)
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{
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var r = material.GetVector("_Euler");
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var q = Quaternion.Euler(r.x, r.y, r.z);
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var m = Matrix4x4.TRS(Vector3.zero, q, Vector3.one);
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material.SetVector("_Rotation1", m.GetRow(0));
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material.SetVector("_Rotation2", m.GetRow(1));
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material.SetVector("_Rotation3", m.GetRow(2));
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}
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void Vector3Property(MaterialEditor materialEditor, MaterialProperty prop, string label)
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{
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EditorGUI.BeginChangeCheck();
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EditorGUI.showMixedValue = prop.hasMixedValue;
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var newValue = EditorGUILayout.Vector3Field(label, prop.vectorValue);
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EditorGUI.showMixedValue = false;
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if (EditorGUI.EndChangeCheck()) prop.vectorValue = newValue;
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}
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}
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}
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