Mesa (main): radv: Implement vkCmdTraceRaysIndirectKHR

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Module: Mesa
Branch: main
Commit: 81745da51fdce2527a1221ec81601135318aa831
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=81745da51fdce2527a1221ec81601135318aa831

Author: Konstantin Seurer <konstantin.seurer at gmail.com>
Date:   Fri Apr  1 16:02:32 2022 +0200

radv: Implement vkCmdTraceRaysIndirectKHR

Signed-off-by: Konstantin Seurer <konstantin.seurer at gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15712>

---

 src/amd/vulkan/radv_cmd_buffer.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index ee3ad463c6c..f1e6fadd285 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -7681,7 +7681,22 @@ radv_CmdTraceRaysIndirectKHR(VkCommandBuffer commandBuffer,
                              const VkStridedDeviceAddressRegionKHR *pCallableShaderBindingTable,
                              VkDeviceAddress indirectDeviceAddress)
 {
-   unreachable("Unimplemented");
+   RADV_FROM_HANDLE(radv_cmd_buffer, cmd_buffer, commandBuffer);
+
+   assert(cmd_buffer->device->use_global_bo_list);
+
+   const VkStridedDeviceAddressRegionKHR tables[] = {
+      *pRaygenShaderBindingTable,
+      *pMissShaderBindingTable,
+      *pHitShaderBindingTable,
+      *pCallableShaderBindingTable,
+   };
+
+   struct radv_dispatch_info info = {0};
+   if (!radv_rt_set_args(cmd_buffer, tables, indirectDeviceAddress, &info))
+      return;
+
+   radv_rt_dispatch(cmd_buffer, &info);
 }
 
 static void