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67 lines
1.7 KiB
67 lines
1.7 KiB
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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[ExecuteInEditMode]
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public class VolumetricSphere : MonoBehaviour
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{
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#region Public Members
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[Header("Parameters")]
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[Tooltip("The radius of the sphere")]
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[Range(0.0f,50.0f)]public float radius = 3.0f;
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[Tooltip("The density of the sphere")]
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[Range(0.0f,10.0f)]public float density = 1.0f;
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[Tooltip("The curve of the fade-out")]
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[Range(0.2f,5.0f)]public float exponent = 1.0f/3.0f;
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[Tooltip("The maximum pixelization size")]
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[Range(1,10)]public int maxPixelizationLevel = 5;
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[Tooltip("Enabled the interpolation between the layers of different pixels size")]
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public bool enableLayersInterpolation = true;
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[Header("Debug")]
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[Tooltip("Outputs the sphere mask")]
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public bool debugSphere = false;
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#endregion
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#region Functions
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void Update()
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{
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Shader.SetGlobalVector("_SpherePosition", transform.position);
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Shader.SetGlobalFloat("_SphereRadius", radius);
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Shader.SetGlobalFloat("_MaskDensity", density);
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Shader.SetGlobalFloat("_MaskExponent", exponent);
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Shader.SetGlobalInt("_MaxPixelizationLevel", maxPixelizationLevel);
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if (enableLayersInterpolation)
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{
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Shader.EnableKeyword("_INTERPOLATE_LAYERS_ON");
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}
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else
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{
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Shader.DisableKeyword("_INTERPOLATE_LAYERS_ON");
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}
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if (debugSphere)
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{
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Shader.EnableKeyword("_DEBUG_MASK_ON");
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}
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else
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{
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Shader.DisableKeyword("_DEBUG_MASK_ON");
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}
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}
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//void OnDrawGizmos()
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//{
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// Color color = Color.green;
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// color.a = 0.35f;
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// Gizmos.color = color;
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// Gizmos.DrawWireSphere(transform.position, radius);
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//}
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void OnDrawGizmosSelected()
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{
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Gizmos.color = Color.green;
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Gizmos.DrawWireSphere(transform.position, radius);
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}
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#endregion
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}
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