Add egl-headers and opengl-headers packages (#3160)

packages/e/egl-headers/xmake.lua

@@ -0,0 +1,22 @@
+package("egl-headers")
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/KhronosGroup/EGL-Registry")
+    set_description("EGL API and Extension Registry")
+    set_license("MIT")
+ 
+    add_urls("https://github.com/KhronosGroup/EGL-Registry.git")
+
+    add_versions("2023.12.16", "a03692eea13514d9aef01822b2bc6575fcabfac2")
+
+    on_install(function (package)
+        os.vcp("api/EGL", package:installdir("include"))
+        os.vcp("api/KHR", package:installdir("include"))
+    end)
+
+    on_test(function (package)
+        assert(package:check_csnippets({test = [[
+            void test() {
+                int version = EGL_VERSION;
+            }
+        ]]}, {includes = "EGL/egl.h"}))
+    end)

packages/o/opengl-headers/xmake.lua

@@ -0,0 +1,23 @@
+package("opengl-headers")
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/KhronosGroup/OpenGL-Registry/")
+    set_description("OpenGL, OpenGL ES, and OpenGL ES-SC API and Extension Registry")
+    set_license("MIT")
+                    
+    add_urls("https://github.com/KhronosGroup/OpenGL-Registry.git")
+
+    add_versions("2024.01.04", "ca491a0576d5c026f06ebe29bfac7cbbcf1e8332")
+
+    add_deps("egl-headers")
+
+    on_install(function (package)
+        os.vcp("api/*", package:installdir("include"))
+    end)
+
+    on_test(function (package)
+        assert(package:check_csnippets({test = [[
+            void test() {
+                int version = GL_VERSION;
+            }
+        ]]}, {includes = "GLES3/gl3.h"}))
+    end)