From fc13eec5407eea4901db41fec62baaaef817cf0b Mon Sep 17 00:00:00 2001
From: Kearwood Gilbert <kearwood@kearwood.com>
Date: Wed, 9 Sep 2026 22:44:00 -0700
Subject: [PATCH] Update mimir Add heap and frame allocators

---
 kraken/KRContext.cpp | 12 ++++++++++++
 kraken/KRContext.h   |  2 ++
 mimir                |  2 +-
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/kraken/KRContext.cpp b/kraken/KRContext.cpp
index 6d9ccb0..20ab279 100755
--- a/kraken/KRContext.cpp
+++ b/kraken/KRContext.cpp
@@ -114,6 +114,10 @@ KRContext::KRContext(const KrInitializeInfo* initializeInfo)
   m_streamingEnabled = true;
 
   mimir::init();
+  m_heap.init();
+  for (int i = 0; i < KRENGINE_MAX_FRAMES_IN_FLIGHT; i++) {
+    m_frameAllocators[i].init();
+  }
 
   m_presentationThread->start();
   m_streamerThread->start();
@@ -563,6 +567,14 @@ KrResult KRContext::saveResource(const KrSaveResourceInfo* saveResourceInfo)
 
 void KRContext::startFrame(float deltaTime)
 {
+  m_frameAllocators[m_current_frame % KRENGINE_MAX_FRAMES_IN_FLIGHT].reset();
+
+  for (int i = 0; i < 100; i++) {
+    size_t s = 67ULL << 8;
+    std::byte* a = m_frameAllocators[m_current_frame % KRENGINE_MAX_FRAMES_IN_FLIGHT].alloc(s);
+    memset(a, 0, s);
+  }
+
   m_pTextureManager->startFrame(deltaTime);
   m_pAnimationManager->startFrame(deltaTime);
   m_pSoundManager->startFrame(deltaTime);
diff --git a/kraken/KRContext.h b/kraken/KRContext.h
index 072069b..f6f0b4d 100755
--- a/kraken/KRContext.h
+++ b/kraken/KRContext.h
@@ -50,6 +50,7 @@
 #include "KRDevice.h"
 #include "KRSurface.h"
 #include "arena.h"
+#include "heap.h"
 
 class KRAudioManager;
 class KRPresentationThread;
@@ -228,4 +229,5 @@ private:
   virtual bool getShaderValue(const KRCamera* camera, ShaderValue value, float* output) const;
 
   mimir::Arena m_frameAllocators[KRENGINE_MAX_FRAMES_IN_FLIGHT] = {};
+  mimir::Heap m_heap = {};
 };
diff --git a/mimir b/mimir
index edc7669..1c8e5ba 160000
--- a/mimir
+++ b/mimir
@@ -1 +1 @@
-Subproject commit edc7669a5cdbb2cd387e25dc9bd1e59979ae1762
+Subproject commit 1c8e5ba5e58deef3cab4940e9e327d8cf49a4d09