From 6271f5ce797bf12be64c710b66b1b9e93a239829 Mon Sep 17 00:00:00 2001
From: Chuyan Zhang <chuyan@ucsb.edu>
Date: Thu, 10 Oct 2024 18:51:05 -0700
Subject: move to new resource abstraction

---
 include/resources/buffer.h | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 include/resources/buffer.h

(limited to 'include/resources/buffer.h')

diff --git a/include/resources/buffer.h b/include/resources/buffer.h
new file mode 100644
index 0000000..7c6fe0e
--- /dev/null
+++ b/include/resources/buffer.h
@@ -0,0 +1,37 @@
+#pragma once 
+
+#include <cstdint>
+#include <memory>
+#include <optional>
+#include <vk_mem_alloc.h>
+#include <vulkan/vulkan_core.h>
+namespace iris {
+
+struct BufferDesc {
+    uint64_t size;
+    std::optional<uint64_t> alignment;
+    VkBufferUsageFlags buffer_usage;
+    VmaMemoryUsage memory_usage;
+};
+
+struct Buffer_tt {
+    VkBuffer handle;
+    BufferDesc desc;
+
+    // Used during release
+    VkDevice device;
+    VmaAllocator allocator;
+    VmaAllocation allocation;
+    void release();
+
+    // Used during map/unmap
+    std::optional<void *> mapped_data;
+    void *map();
+    void unmap();
+    
+    ~Buffer_tt() { release(); }
+};
+
+typedef std::shared_ptr<Buffer_tt> Buffer_s;
+
+} // namespace iris
\ No newline at end of file
-- 
cgit v1.2.3-70-g09d2