add compile tests/

Author: humbletim

tests/CMakeLists.txt

@@ -0,0 +1,24 @@
+cmake_minimum_required(VERSION 3.18)
+project(test_vulkan)
+
+message(STATUS "")
+message(STATUS "|| VULKAN_SDK '$ENV{VULKAN_SDK}' PREFLIGHT TEST ||")
+find_package(Vulkan)
+get_cmake_property(Vars VARIABLES)
+# debug -- dump all variables starting with "vulkan""
+foreach (Var ${Vars})
+  string( TOLOWER "${Var}" var )
+  if (var MATCHES "^vulkan")
+    message(STATUS "${Var}=${${Var}}")
+  endif()
+endforeach()
+
+message(STATUS "")
+message(STATUS "|| VULKAN_SDK TEST APPLICATION ||")
+find_package(Vulkan REQUIRED FATAL_ERROR)
+add_executable(test_vulkan test_vulkan.c)
+target_link_libraries(test_vulkan PRIVATE Vulkan::Vulkan)
+
+## alternative approach
+#target_include_directories(test_vulkan PRIVATE ${Vulkan_INCLUDE_DIR})
+#target_link_libraries(test_vulkan PRIVATE ${Vulkan_LIBRARY})

tests/test_vulkan.c

@@ -0,0 +1,20 @@
+#include <vulkan/vulkan.h>
+#include <stdio.h>
+#include <stdint.h>
+
+int main(int argc, char** argv) {
+  PFN_vkEnumerateInstanceVersion vkEnumerateInstanceVersion = (PFN_vkEnumerateInstanceVersion)vkGetInstanceProcAddr(NULL, "vkEnumerateInstanceVersion");
+  if(vkEnumerateInstanceVersion) {
+      vkEnumerateInstanceVersion(&version);
+  } else {
+      fprintf(stderr, "vkGetInstanceProcAddr (%p) lookup of vkEnumerateInstanceVersion failed...\n", vkEnumerateInstanceVersion);
+      return 1;
+  }
+
+  printf("Vulkan Version: (%u) %d.%d.%d\n", version,
+    VK_VERSION_MAJOR(version),
+    VK_VERSION_MINOR(version),
+    VK_VERSION_PATCH(version)
+  );
+  return 0;
+}