From 1f080606af6626fefe40d4e3ef5162976df2100f Mon Sep 17 00:00:00 2001
From: Noah Metz <noah@metznet.ca>
Date: Tue, 29 Oct 2024 14:05:19 -0600
Subject: [PATCH] More testing, might have a clue

---
 client/include/gpu.h | 6 ------
 client/src/gpu.c     | 2 +-
 client/src/main.c    | 5 +++--
 3 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/client/include/gpu.h b/client/include/gpu.h
index 85f30af..9107ad3 100644
--- a/client/include/gpu.h
+++ b/client/include/gpu.h
@@ -28,12 +28,6 @@
 #define WINDOW_MIN_WIDTH 800
 #define WINDOW_MIN_HEIGHT 600
 
-typedef struct GPUBufferStruct {
-  VkBuffer      buffers[MAX_FRAMES_IN_FLIGHT];
-  VmaAllocation memory[MAX_FRAMES_IN_FLIGHT];
-  VkDeviceSize  size;
-} GPUBuffer;
-
 typedef struct GPUQueueStruct {
   VkQueue handle;
   uint32_t family;
diff --git a/client/src/gpu.c b/client/src/gpu.c
index 8d7bf0c..dcccbb9 100644
--- a/client/src/gpu.c
+++ b/client/src/gpu.c
@@ -913,7 +913,7 @@ VkResult init_vulkan(GLFWwindow* window, RenderContext* context) {
   };
   VK_RESULT(vkCreateCommandPool(context->device, &transfer_pool_info, 0, &context->transfer_pool));
 
-  for(int i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
+  for(uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++) {
     VK_RESULT(create_frame_context(context->device, context->allocator, context->transfer_pool, &context->frame[i]));
   }
 
diff --git a/client/src/main.c b/client/src/main.c
index 82fcaed..ab48025 100644
--- a/client/src/main.c
+++ b/client/src/main.c
@@ -203,8 +203,9 @@ VkResult main_thread(ClientContext* context) {
     glfwPollEvents();
     double frame_time = glfwGetTime();
 
-    //
-    if((frame_time - last_draw) > draw_interval && context->render.current_frame == 1) {
+    // Very odd, but must be a clue, adding transfers when current_frame == 0 consistently causes
+    // the rendering glitch, and current_frame == 1 has no rendering glitch
+    if((frame_time - last_draw) > draw_interval && context->render.current_frame == 0) {
       test = (test + 1) % 7;
       mapped_string->length = test;