Port navmesh debug renderer from primedev (#626)

Adds support for rendering navmeshes in-game using debug overlay

Cherry-picked from primedev, originally written by F1F7Y

Co-authored-by: F1F7Y <filip.bartos07@proton.me>
Co-authored-by: Maya <11448698+RoyalBlue1@users.noreply.github.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/primedev/core/tier1.cpp b/primedev/core/tier1.cpp
new file mode 100644
index 00000000..a2995496
--- /dev/null
+++ b/primedev/core/tier1.cpp
@@ -0,0 +1,19 @@
+#include "tier1.h"
+
+// Note: this file is tier1/interface.cpp in primedev, but given that tier0 is yet to be split
+// I am following the existing "pattern" and putting this here
+
+CMemoryAddress Sys_GetFactoryPtr(const std::string& svModuleName, const std::string& svFactoryName)
+{
+	HMODULE hModule = GetModuleHandleA(svModuleName.c_str());
+
+	if (!hModule)
+	{
+		spdlog::error("Failed to get module handle of '{}'!", svModuleName.c_str());
+		exit(EXIT_FAILURE);
+	}
+
+	CreateInterfaceFn fnCreateInterface = reinterpret_cast<CreateInterfaceFn>(GetProcAddress(hModule, CREATEINTERFACE_PROCNAME));
+
+	return fnCreateInterface(svFactoryName.c_str(), NULL);
+}