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Update shader property handling for VRCShader API

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Changed shader property names to use '_Udon_' prefix and switched to using VRCShader.PropertyToID and VRCShader.SetGlobal* methods for setting shader properties. Added update throttling in LateUpdate for performance. These changes improve compatibility and efficiency with the VRC SDK3 Rendering API.
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DeMuenu
2025-09-26 17:31:00 +02:00
parent 8f0fb9ab7c
commit c7e2397d81
1 changed files with 29 additions and 13 deletions
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42
Scripts/PlayerPositionsToShader.cs
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@@ -4,6 +4,7 @@ using Unity.Mathematics;
using UnityEngine; using UnityEngine;
using VRC.SDKBase; using VRC.SDKBase;
using VRC.Udon; using VRC.Udon;
using VRC.SDK3.Rendering;
public partial class PlayerPositionsToShader : UdonSharpBehaviour public partial class PlayerPositionsToShader : UdonSharpBehaviour
{ {
@@ -28,19 +29,19 @@ public partial class PlayerPositionsToShader : UdonSharpBehaviour
[Header("Shader property names (advanced users)")] [Header("Shader property names (advanced users)")]
[Tooltip("Vector4 array: xyz = position, w = range")] [Tooltip("Vector4 array: xyz = position, w = range")]
public string positionsProperty = "_PlayerPositions"; public string positionsProperty = "_Udon_PlayerPositions";
[Tooltip("Actual array count")] [Tooltip("Actual array count")]
public string countProperty = "_PlayerCount"; public string countProperty = "_Udon_PlayerCount";
[Tooltip("RGBA array: rgb = color, a = intensity")] [Tooltip("RGBA array: rgb = color, a = intensity")]
public string colorProperty = "_LightColors"; public string colorProperty = "_Udon_LightColors";
[Tooltip("Vector4 array: xyz = direction, w = spot in degrees")] [Tooltip("Vector4 array: xyz = direction, w = spot in degrees")]
public string directionsProperty = "_LightDirections"; public string directionsProperty = "_Udon_LightDirections";
[Tooltip("float array: light type (1=area, 2=cone, etc)")] [Tooltip("float array: light type (1=area, 2=cone, etc)")]
public string typeProperty = "_LightType"; public string typeProperty = "_Udon_LightType";
[Header("Max Lights (advanced users)")] [Header("Max Lights (advanced users)")]
[Tooltip("Hard cap / array size. 80 = default cap")] [Tooltip("Hard cap / array size. 80 = default cap")]
@@ -64,6 +65,14 @@ public partial class PlayerPositionsToShader : UdonSharpBehaviour
public int currentCount { get; private set; } public int currentCount { get; private set; }
private float _nextUpdate = 0f;
private static readonly int UdonID_PlayerPositions;
private static readonly int UdonID_LightCount;
private static readonly int UdonID_LightColors;
private static readonly int UdonID_LightDirections;
private static readonly int UdonID_LightType;
void Start() void Start()
{ {
if (maxLights < 1) maxLights = 1; if (maxLights < 1) maxLights = 1;
@@ -76,12 +85,22 @@ public partial class PlayerPositionsToShader : UdonSharpBehaviour
_players = new VRCPlayerApi[maxLights]; _players = new VRCPlayerApi[maxLights];
_mpb = new MaterialPropertyBlock(); _mpb = new MaterialPropertyBlock();
UdonID_PlayerPositions = VRCShader.PropertyToID(positionsProperty);
UdonID_LightCount = VRCShader.PropertyToID(countProperty);
UdonID_LightColors = VRCShader.PropertyToID(colorProperty);
UdonID_LightDirections = VRCShader.PropertyToID(directionsProperty);
UdonID_LightType = VRCShader.PropertyToID(typeProperty);
UpdateData(); UpdateData();
PushToRenderers(); PushToRenderers();
} }
void LateUpdate() void LateUpdate()
{ {
if (Time.time < _nextUpdate) return;
_nextUpdate = Time.time + 0.05f;
UpdateData(); UpdateData();
PushToRenderers(); PushToRenderers();
} }
@@ -260,15 +279,12 @@ public partial class PlayerPositionsToShader : UdonSharpBehaviour
Renderer rd = targets[r]; Renderer rd = targets[r];
if (!Utilities.IsValid(rd)) continue; if (!Utilities.IsValid(rd)) continue;
rd.GetPropertyBlock(_mpb); if (pushPositions) VRCShader.SetGlobalVectorArray(UdonID_PlayerPositions, _positions);
if (pushColors) VRCShader.SetGlobalVectorArray(UdonID_LightColors, _lightColors);
if (pushDirs) VRCShader.SetGlobalVectorArray(UdonID_LightDirections, _directions);
if (pushTypes) _mpb.SetFloatArray(UdonID_LightType, _TypeArray);
if (pushPositions) _mpb.SetVectorArray(positionsProperty, _positions); VRCShader.SetGlobalFloat(UdonID_LightCount, currentCount);
if (pushColors) _mpb.SetVectorArray(colorProperty, _lightColors);
if (pushDirs) _mpb.SetVectorArray(directionsProperty, _directions);
if (pushTypes) _mpb.SetFloatArray(typeProperty, _TypeArray);
_mpb.SetFloat(countProperty, currentCount);
rd.SetPropertyBlock(_mpb);
} }
// Only now mark them clean // Only now mark them clean