Make `gfx` compile to a DLL. (#1660)

* Make `gfx` compile to a DLL.

* Fix cuda

* Fix cuda build

* Bug gl screen capture bug.

1 files changed, 20 insertions, 5 deletions

diff --git a/premake5.lua b/premake5.lua
index 36a7ead0a..211955ae1 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -525,7 +525,7 @@ function example(name)
     -- and the `gfx` abstraction layer (which in turn
     -- depends on the `core` library). We specify all of that here,
     -- rather than in each example.
-    links { "slang", "core", "gfx", "graphics-app-framework" }
+    links { "slang", "core", "gfx", "gfx-util", "graphics-app-framework" }
 end
 
 --
@@ -698,7 +698,7 @@ toolSharedLibrary "render-test"
     uuid "61F7EB00-7281-4BF3-9470-7C2EA92620C3"
     
     includedirs { ".", "external", "source", "tools/gfx", "tools/graphics-app-framework" }
-    links { "core", "slang", "gfx", "graphics-app-framework" }
+    links { "core", "slang", "gfx", "gfx-util", "graphics-app-framework" }
    
     if isTargetWindows then    
         addSourceDir "tools/render-test/windows"
@@ -717,7 +717,7 @@ toolSharedLibrary "render-test"
         defines { "RENDER_TEST_CUDA" }
         includedirs { cudaPath .. "/include" }
         includedirs { cudaPath .. "/include", cudaPath .. "/common/inc" }
-        
+        links { "cuda", "cudart" }
         if optixPath then
             defines { "RENDER_TEST_OPTIX" }
             includedirs { optixPath .. "include/" }
@@ -739,9 +739,12 @@ tool "gfx"
     uuid "222F7498-B40C-4F3F-A704-DDEB91A4484A"
     -- Unlike most of the code under `tools/`, this is a library
     -- rather than a stand-alone executable.
-    kind "StaticLib"
+    kind "SharedLib"
+    links { "core", "slang" }
     pic "On"
-    
+
+    defines { "SLANG_GFX_DYNAMIC", "SLANG_GFX_DYNAMIC_EXPORT" }
+
     includedirs { ".", "external", "source" }
 
     -- Will compile across targets
@@ -809,6 +812,18 @@ tool "gfx"
     end
 
 --
+-- `gfx-util` is a static library containing utilities and helpers for using
+-- the `gfx` library.
+--
+tool "gfx-util" 
+    uuid "F5ADB74E-02A7-44FB-AA3B-FC02F8AC7A4B"
+    kind "StaticLib"
+    pic "On"
+
+    includedirs { ".", "source" }
+
+    addSourceDir "tools/gfx-util"
+--
 -- `graphics-app-framework` contains all the utils for a simple graphics application.
 --
 tool "graphics-app-framework"