From 4f37e30f940d7bdcb83a0e7e108e8da169d8c355 Mon Sep 17 00:00:00 2001
From: Vanessa Karolek <vaka1997@uni-koblenz.de>
Date: Sun, 11 Jul 2021 23:51:48 +0200
Subject: [PATCH] [#92] enable RT(X) extensions
tbh i am not sure if we need all of them. i guess we will find it out with further progress
---
projects/rtx/src/main.cpp | 35 +++++++++++++++++++++++++++++++++--
1 file changed, 33 insertions(+), 2 deletions(-)
diff --git a/projects/rtx/src/main.cpp b/projects/rtx/src/main.cpp
index 527eba8c..fbfa6c76 100644
--- a/projects/rtx/src/main.cpp
+++ b/projects/rtx/src/main.cpp
@@ -29,14 +29,45 @@ int main(int argc, const char** argv) {
cameraManager.getCamera(camIndex1).setNearFar(0.1f, 30.0f);
+ // prepare raytracing extensions. IMPORTANT: configure compiler to build in 64 bit mode
+ std::vector<const char*> raytracingInstanceExtensions = {
+ "VK_KHR_get_physical_device_properties2"
+ };
+ std::vector<const char*> raytracingDeviceExtensions = {
+ // vulkan raytracing extensions (according to https://www.khronos.org/blog/ray-tracing-in-vulkan)
+ "VK_KHR_maintenance3",
+ "VK_EXT_descriptor_indexing",
+ "VK_KHR_buffer_device_address",
+ "VK_KHR_deferred_host_operations",
+ "VK_KHR_acceleration_structure",
+ "VK_KHR_spirv_1_4",
+ "VK_KHR_ray_tracing_pipeline",
+ "VK_KHR_ray_query",
+ "VK_KHR_pipeline_library",
+
+ // turing raytracing extensions (rtx) (according to https://developer.nvidia.com/vulkan-turing)
+ "VK_KHR_get_memory_requirements2",
+ "VK_NV_ray_tracing"
+ };
+
+ std::vector<const char*> instanceExtensions = {};
+ instanceExtensions.insert(instanceExtensions.end(), raytracingInstanceExtensions.begin(), raytracingInstanceExtensions.end());
+
+ std::vector<const char*> deviceExtensions = {
+ "VK_KHR_swapchain"
+ };
+ deviceExtensions.insert(deviceExtensions.end(), raytracingDeviceExtensions.begin(), raytracingDeviceExtensions.end());
+
vkcv::Core core = vkcv::Core::create(
window,
applicationName,
VK_MAKE_VERSION(0, 0, 1),
{ vk::QueueFlagBits::eGraphics ,vk::QueueFlagBits::eCompute , vk::QueueFlagBits::eTransfer },
- {},
- { "VK_KHR_swapchain" }
+ instanceExtensions,
+ deviceExtensions
);
+
+ vk::RayTracingPipelineCreateInfoNV rtnv;
vkcv::scene::Scene scene = vkcv::scene::Scene::load(core, std::filesystem::path(
argc > 1 ? argv[1] : "resources/Sponza/Sponza.gltf"
--
GitLab