Refactor GUI/Window utils out of gfx library (#1649)

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 23 insertions, 10 deletions

diff --git a/premake5.lua b/premake5.lua
index 136b7741e..6fd2788a5 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" }
+    links { "slang", "core", "gfx", "graphics-app-framework" }
 end
 
 --
@@ -697,8 +697,8 @@ toolSharedLibrary "slang-reflection-test"
 toolSharedLibrary "render-test"
     uuid "61F7EB00-7281-4BF3-9470-7C2EA92620C3"
     
-    includedirs { ".", "external", "source", "tools/gfx" }
-    links { "core", "slang", "gfx" }
+    includedirs { ".", "external", "source", "tools/gfx", "tools/graphics-app-framework" }
+    links { "core", "slang", "gfx", "graphics-app-framework" }
    
     if isTargetWindows then    
         addSourceDir "tools/render-test/windows"
@@ -732,9 +732,7 @@ toolSharedLibrary "render-test"
     end
   
 --
--- `gfx` is a utility library for doing GPU rendering
--- and compute, which is used by both our testing and exmaples.
--- It depends on teh `core` library, so we need to declare that:
+-- `gfx` is a abstraction layer for different GPU platforms.
 --
 
 tool "gfx" 
@@ -744,7 +742,7 @@ tool "gfx"
     kind "StaticLib"
     pic "On"
     
-    includedirs { ".", "external", "source", "external/imgui" }
+    includedirs { ".", "external", "source" }
 
     -- Will compile across targets
     addSourceDir "tools/gfx/nvapi"
@@ -766,7 +764,6 @@ tool "gfx"
         addSourceDir "tools/gfx/d3d11"
         addSourceDir "tools/gfx/d3d12"
         addSourceDir "tools/gfx/cuda"
-        addSourceDir "tools/gfx/windows"
 
         if type(cudaPath) == "string" then
             defines { "GFX_ENABLE_CUDA" }
@@ -791,7 +788,6 @@ tool "gfx"
         --addSourceDir "tools/gfx/vulkan"
         --addSourceDir "tools/gfx/open-gl"
     end
-        
 
     -- If NVAPI is enabled
     if enableNvapi then
@@ -811,8 +807,25 @@ tool "gfx"
             links { "nvapi64" }
             
     end
+
+--
+-- `graphics-app-framework` contains all the utils for a simple graphics application.
+--
+tool "graphics-app-framework" 
+    uuid "3565fe5e-4fa3-11eb-ae93-0242ac130002"
+    kind "StaticLib"
+    pic "On"
     
-    
+    includedirs { ".", "external", "source", "external/imgui", "tools/gfx" }
+
+    addSourceDir "tools/graphics-app-framework"
+
+    -- Include windowing support on Windows.
+    if isTargetWindows then
+        systemversion "10.0.14393.0"
+        addSourceDir "tools/graphics-app-framework/windows"
+    end
+
 --
 -- The `slangc` command-line application is just a very thin wrapper
 -- around the Slang dynamic library, so its build is extermely simple.