From ddfe080078a16b2b841454e2cf68f9994c6550e9 Mon Sep 17 00:00:00 2001
From: Kearwood Gilbert <kearwood@kearwood.com>
Date: Wed, 9 Apr 2025 23:03:16 -0700
Subject: [PATCH] Added GPU debug markers for render passes

---
 kraken/KRDevice.cpp     |  1 +
 kraken/KRRenderPass.cpp | 17 ++++++++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/kraken/KRDevice.cpp b/kraken/KRDevice.cpp
index 93e17a6..9d43ea3 100644
--- a/kraken/KRDevice.cpp
+++ b/kraken/KRDevice.cpp
@@ -557,6 +557,7 @@ void KRDevice::getQueueFamiliesForSharing(uint32_t* queueFamilyIndices, uint32_t
 }
 
 #if KRENGINE_DEBUG_GPU_LABELS
+
 void KRDevice::setDebugLabel(uint64_t objectHandle, VkObjectType objectType, const char* debugLabel)
 {
   VkDebugUtilsObjectNameInfoEXT debugInfo{};
diff --git a/kraken/KRRenderPass.cpp b/kraken/KRRenderPass.cpp
index 427e238..0567b0b 100644
--- a/kraken/KRRenderPass.cpp
+++ b/kraken/KRRenderPass.cpp
@@ -72,6 +72,19 @@ void KRRenderPass::destroy(KRDevice& device)
 
 void KRRenderPass::begin(VkCommandBuffer& commandBuffer, KRSurface& surface)
 {
+
+#if KRENGINE_DEBUG_GPU_LABELS
+  VkDebugUtilsLabelEXT debugLabel{};
+  debugLabel.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT;
+  debugLabel.color[0] = 0.0f;
+  debugLabel.color[1] = 0.0f;
+  debugLabel.color[2] = 0.0f;
+  debugLabel.color[3] = 0.0f;
+  debugLabel.pNext = nullptr;
+  debugLabel.pLabelName = m_info.debugLabel;
+  vkCmdBeginDebugUtilsLabelEXT(commandBuffer, &debugLabel);
+#endif
+
   int attachmentCount = 0;
   std::array<VkClearValue, RENDER_PASS_ATTACHMENT_MAX_COUNT> clearValues{};
   if (m_info.depthAttachment.id != 0) {
@@ -100,9 +113,11 @@ void KRRenderPass::begin(VkCommandBuffer& commandBuffer, KRSurface& surface)
 void KRRenderPass::end(VkCommandBuffer& commandBuffer)
 {
   vkCmdEndRenderPass(commandBuffer);
+#if KRENGINE_DEBUG_GPU_LABELS
+  vkCmdEndDebugUtilsLabelEXT(commandBuffer);
+#endif
 }
 
-
 RenderPassType KRRenderPass::getType() const
 {
   return m_info.type;