From 5adecbe837d27cf4e0a554ae13a0338743a8cb4b Mon Sep 17 00:00:00 2001
From: Ellie Hermaszewska <ellieh@nvidia.com>
Date: Sat, 29 Apr 2023 11:32:53 +0800
Subject: vkd3d and dxvk integration (#2823)

* Add d3d sources for linux builds

* Return NOT_IMPLEMENTED for shared handle support on Linux

* Enable DirectX api on Linux

* Do not report DX11 support without FXC

* Initial version of SynchAPI emulation

* Neaten dx library name handling

* Neaten and use posix-synchapi

* Add premake option for DirectX on Vulkan

* s/SLANG_ENABLE_VKD3D_PROTON/SLANG_ENABLE_VKD3D

* Skip failing tests on vkd3d

* Regenerate vs projects

* Silence unused var warning
---
 premake5.lua | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'premake5.lua')

diff --git a/premake5.lua b/premake5.lua
index 7226d18ad..06da86754 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -212,6 +212,14 @@ newoption {
     allowed     = { { "true", "True"}, { "false", "False" } }
 }
 
+newoption {
+    trigger     = "dx-on-vk",
+    description = "(Optional) If true will use dxvk and vkd3d-proton for DirectX support",
+    value       = "bool",
+    default     = "false",
+    allowed     = { { "true", "True"}, { "false", "False" } }
+}
+
 buildLocation = _OPTIONS["build-location"]
 executeBinary = (_OPTIONS["execute-binary"] == "true")
 buildGlslang = (_OPTIONS["build-glslang"] == "true")
@@ -227,6 +235,7 @@ deployLLVM = (_OPTIONS["deploy-slang-llvm"] == "true")
 deployGLSLang = (_OPTIONS["deploy-slang-glslang"] == "true")
 fullDebugValidation = (_OPTIONS["full-debug-validation"] == "true")
 enableAsan = (_OPTIONS["enable-asan"] == "true")
+dxOnVk = (_OPTIONS["dx-on-vk"] == "true")
 
 -- If stdlib embedding is enabled, disable stdlib source embedding by default
 disableStdlibSource = enableEmbedStdLib
@@ -396,6 +405,10 @@ workspace "slang"
         -- files which may be included by another project
         defines { "WIN32_LEAN_AND_MEAN", "VC_EXTRALEAN", "NOMINMAX" }
 
+        if dxOnVk then
+            defines { "SLANG_CONFIG_DX_ON_VK" }
+        end
+
 function dump(o)
     if type(o) == 'table' then
         local s = '{ '
@@ -1028,6 +1041,11 @@ tool "gfx"
     else
         -- Linux like
         addSourceDir "tools/gfx/vulkan"
+        if dxOnVk then
+            addSourceDir "tools/gfx/d3d"
+            addSourceDir "tools/gfx/d3d11"
+            addSourceDir "tools/gfx/d3d12"
+        end
         --addSourceDir "tools/gfx/open-gl"
     end
 
-- 
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