pke: abort if buffer creation fails

1 files changed, 6 insertions, 0 deletions

diff --git a/src/window.cpp b/src/window.cpp
index 166326d..7a627d5 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -281,6 +281,12 @@ void PKVK_BeginBuffer(unsigned int family_index, VkDeviceSize requestedMemorySiz
 	VkMemoryRequirements memoryRequirements;
 	vkGetBufferMemoryRequirements(vkDevice, tmpBufferDetails.buffer, &memoryRequirements);
 
+	if (memoryRequirements.size < requestedMemorySize) {
+		fprintf(stderr, "[%s][PKVK_BeginBuffer] memory requirement is smaller than requested: %lu < %lu", __FILE__, memoryRequirements.size, requestedMemorySize);
+		fflush(stderr);
+		exit(1);
+	}
+
 	VkMemoryAllocateInfo transferMemAllocInfo;
 	transferMemAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
 	transferMemAllocInfo.pNext = nullptr;