From 088d5a2adfbc2c2181b01d156ab465f70467de2a Mon Sep 17 00:00:00 2001
From: Greg Wells <gregory@Gregs-MacBook-Pro.local>
Date: Thu, 29 May 2025 14:04:18 -0400
Subject: [PATCH] only load device functions once per instance

---
 include/gryphn/gryphn.h                       |  1 +
 src/core/instance/gryphn_instance.c           |  1 +
 src/core/instance/gryphn_instance.h           |  3 ++-
 src/core/output_device/gryphn_output_device.c | 10 ++++++++--
 4 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/include/gryphn/gryphn.h b/include/gryphn/gryphn.h
index b40146e..8d6b08b 100644
--- a/include/gryphn/gryphn.h
+++ b/include/gryphn/gryphn.h
@@ -13,3 +13,4 @@
 #include <core/renderpass/gryphn_render_pass_descriptor.h>
 #include <core/framebuffer/gryphn_framebuffer.h>
 #include <core/textures/gryphn_texture.h>
+#include <core/command/command_pool/gryphn_command_pool.h>
diff --git a/src/core/instance/gryphn_instance.c b/src/core/instance/gryphn_instance.c
index 6aec01c..e1af06a 100644
--- a/src/core/instance/gryphn_instance.c
+++ b/src/core/instance/gryphn_instance.c
@@ -5,6 +5,7 @@
 
 gnReturnCode gnCreateInstance(gnInstance* instance, struct gnInstanceInfo_t info) {
     if (!gnIsAPISupported(info.renderingAPI)) return GN_UNSUPPORTED_RENDERING_API;
+    instance->loadDeviceFunctions = gnFalse;
     instance->debugger = NULL;
     instance->dynamicLib = gnLoadRenderingDLL(info.renderingAPI);
     if (instance->dynamicLib == NULL) return GN_UNABLE_TO_LOAD_DYNAMIC_LIBARRY;
diff --git a/src/core/instance/gryphn_instance.h b/src/core/instance/gryphn_instance.h
index 893b131..23a1fa0 100644
--- a/src/core/instance/gryphn_instance.h
+++ b/src/core/instance/gryphn_instance.h
@@ -19,9 +19,10 @@ typedef struct gnInstanceInfo_t {
 
 typedef struct gnInstance_t {
     struct gnPlatformInstance_t* instance;
-    gnBool valid;
+    gnBool valid, loadDeviceFunctions;
 
     struct gnFunctions_t* functions;
+    struct gnDeviceFunctions_t* deviceFunctions;
     struct gnDynamicLibrary_t* dynamicLib;
 
     struct gnDebugger_t* debugger;
diff --git a/src/core/output_device/gryphn_output_device.c b/src/core/output_device/gryphn_output_device.c
index 2418ada..5c89024 100644
--- a/src/core/output_device/gryphn_output_device.c
+++ b/src/core/output_device/gryphn_output_device.c
@@ -4,8 +4,14 @@
 #include "core/instance/init/gryphn_init.h"
 
 gnReturnCode gnCreateOutputDevice(gnOutputDevice* outputDevice, gnInstance* instance, struct gnOutputDeviceInfo_t deviceInfo) {
-    outputDevice->deviceFunctions = malloc(sizeof(gnDeviceFunctions));
-    gnLoadDeviceFunctions(instance->dynamicLib, outputDevice->deviceFunctions);
+    if (instance->loadDeviceFunctions == gnFalse) {
+        instance->deviceFunctions = malloc(sizeof(struct gnDeviceFunctions_t));
+        gnLoadDeviceFunctions(instance->dynamicLib, instance->deviceFunctions);
+        instance->loadDeviceFunctions = gnTrue;
+    }
+
+    outputDevice->deviceFunctions = instance->deviceFunctions;
+
     outputDevice->instance = instance;
     outputDevice->physicalDevice = deviceInfo.physicalDevice;
     outputDevice->deviceInfo = deviceInfo;