Add missing sign cast.

[apitrace] / common / trace_api.hpp

diff --git a/common/trace_api.hpp b/common/trace_api.hpp
index ed4823f5cab2492a3bdeb2abce2872298d2bc2aa..4c896dbfaed52cf57f28a1f66cd2ae08545221a2 100644 (file)
--- a/common/trace_api.hpp
+++ b/common/trace_api.hpp
@@ -35,13 +35,22 @@
 namespace trace {
 
 
+/**
+ * Enum to distuinguish the API for tools.
+ *
+ * It should never be embedded in the trace file.
+ */
 enum API {
+    API_UNKNOWN = 0,
     API_GL, // GL + GLX/WGL/CGL
     API_EGL, // GL/GLES1/GLES2/VG + EGL
+    API_DX, // All DirectX
     API_D3D7,
     API_D3D8,
     API_D3D9,
     API_D3D10,
+    API_D3D10_1,
+    API_D3D11,
 };