d3d9.cpp

#include "Detouring.h"
#include "d3d9int.h"

namespace {
// Direct3DCreate9 seems to be called twice when the game first launches, and
// then again every single time a video plays. For some reason, Steam's
// GameOverlayRenderer.dll (which performs its own hooking of Direct3DCreate9
// among other things) crashes when videos play. We only need the hook when the
// game first
// launches anyway, so only create hkIDirect3D9s twice to work around that
// crash.
int s_hkDirect3DCreate9CallCount = 0;
} // namespace

IDirect3D9* APIENTRY hkDirect3DCreate9(UINT SDKVersion) {
  IDirect3D9* d3dint = oDirect3DCreate9(SDKVersion);
  if (d3dint != nullptr && s_hkDirect3DCreate9CallCount < 2) {
    d3dint = new hkIDirect3D9(d3dint);
    ++s_hkDirect3DCreate9CallCount;
  }
  return d3dint;
}