From 2571ef8d57ca01c63beaf9e6976bd759614dd348 Mon Sep 17 00:00:00 2001
From: Simon Zeni <simon.zeni@collabora.com>
Date: Fri, 17 Nov 2023 21:29:20 -0500
Subject: [PATCH] xrt: Add formats list to xrt_swapchain_create_info

---
 src/xrt/include/xrt/xrt_compositor.h | 7 +++++++
 src/xrt/include/xrt/xrt_limits.h     | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/src/xrt/include/xrt/xrt_compositor.h b/src/xrt/include/xrt/xrt_compositor.h
index 6769e272b..543fc5a77 100644
--- a/src/xrt/include/xrt/xrt_compositor.h
+++ b/src/xrt/include/xrt/xrt_compositor.h
@@ -814,6 +814,13 @@ struct xrt_swapchain_create_info
 	uint32_t face_count;
 	uint32_t array_size;
 	uint32_t mip_count;
+
+	/*
+	 * List of formats that could be use when creating views of the swapchain images.
+	 * See XR_KHR_vulkan_swapchain_format_list and VK_KHR_image_format_list
+	 */
+	uint32_t format_count;
+	uint32_t formats[XRT_MAX_SWAPCHAIN_CREATE_INFO_FORMAT_LIST_COUNT];
 };
 
 /*!
diff --git a/src/xrt/include/xrt/xrt_limits.h b/src/xrt/include/xrt/xrt_limits.h
index 9c9cfbd6f..4b5d21477 100644
--- a/src/xrt/include/xrt/xrt_limits.h
+++ b/src/xrt/include/xrt/xrt_limits.h
@@ -34,6 +34,11 @@
  */
 #define XRT_MAX_SWAPCHAIN_FORMATS 16
 
+/*!
+ * Max formats in the swapchain creation info formats list, artificial limit.
+ */
+#define XRT_MAX_SWAPCHAIN_CREATE_INFO_FORMAT_LIST_COUNT 8
+
 /*!
  * @}
  */