From 053828449239ad634b631851708c0aacc1348821 Mon Sep 17 00:00:00 2001
From: HifiExperiments <thingsandstuffblog@gmail.com>
Date: Sat, 23 Mar 2024 20:39:40 -0700
Subject: [PATCH] fix 0 update props case

---
 .../src/RenderableProceduralParticleEffectEntityItem.cpp      | 2 +-
 .../src/RenderableProceduralParticleEffectEntityItem.h        | 2 +-
 libraries/entities/src/ProceduralParticleEffectEntityItem.h   | 4 ++--
 .../create/entityProperties/html/js/entityProperties.js       | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.cpp b/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.cpp
index c9f242b1cb..b458a6da3e 100644
--- a/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.cpp
+++ b/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.cpp
@@ -200,7 +200,7 @@ void ProceduralParticleEffectEntityRenderer::doRender(RenderArgs* args) {
     Q_ASSERT(args->_batch);
     gpu::Batch& batch = *args->_batch;
 
-    if (!_visible || (_numUpdateProps > 0 && !_updateProcedural.isReady()) || !_renderProcedural.isReady()) {
+    if (!_visible || _numParticles == 0 || (_numUpdateProps > 0 && !_updateProcedural.isReady()) || !_renderProcedural.isReady()) {
         return;
     }
 
diff --git a/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.h b/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.h
index 1445e798b1..deb3f70f33 100644
--- a/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.h
+++ b/libraries/entities-renderer/src/RenderableProceduralParticleEffectEntityItem.h
@@ -55,7 +55,7 @@ private:
     bool _transparent { false };
 
     std::array<FramebufferPointer, 2> _particleBuffers;
-    bool _evenPass{ true };
+    bool _evenPass { true };
 };
 
 } } // namespace
diff --git a/libraries/entities/src/ProceduralParticleEffectEntityItem.h b/libraries/entities/src/ProceduralParticleEffectEntityItem.h
index e200f00fbc..98ae8b53df 100644
--- a/libraries/entities/src/ProceduralParticleEffectEntityItem.h
+++ b/libraries/entities/src/ProceduralParticleEffectEntityItem.h
@@ -20,8 +20,8 @@ namespace particle {
     static const uint8_t DEFAULT_NUM_TRIS_PER = 1;
     static const uint8_t MINIMUM_TRIS_PER = 1;
     static const uint8_t MAXIMUM_TRIS_PER = 15;
-    static const uint8_t DEFAULT_NUM_UPDATE_PROPS = 1;
-    static const uint8_t MINIMUM_NUM_UPDATE_PROPS = 1;
+    static const uint8_t DEFAULT_NUM_UPDATE_PROPS = 0;
+    static const uint8_t MINIMUM_NUM_UPDATE_PROPS = 0;
     static const uint8_t MAXIMUM_NUM_UPDATE_PROPS = 5;
 }
 
diff --git a/scripts/system/create/entityProperties/html/js/entityProperties.js b/scripts/system/create/entityProperties/html/js/entityProperties.js
index 0d8214795f..84c1dd468e 100644
--- a/scripts/system/create/entityProperties/html/js/entityProperties.js
+++ b/scripts/system/create/entityProperties/html/js/entityProperties.js
@@ -1403,7 +1403,7 @@ const GROUPS = [
                 label: "Update Props",
                 type: "number-draggable",
                 propertyID: "numUpdateProps",
-                min: 1,
+                min: 0,
                 max: 5
             },
             {