From 874ff3c15564b2c78f473aa28d4206e8ab981074 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Branimir=20Karad=C5=BEi=C4=87?= <branimirkaradzic@gmail.com>
Date: Wed, 29 Jul 2015 14:49:24 -0700
Subject: [PATCH] DX11: DXGI debug layers.

---
 src/renderer_d3d.h     |  2 ++
 src/renderer_d3d11.cpp | 46 +++++++++++++++++++++++++++++++++++-------
 2 files changed, 41 insertions(+), 7 deletions(-)

diff --git a/src/renderer_d3d.h b/src/renderer_d3d.h
index 596dd667..88e79e9a 100644
--- a/src/renderer_d3d.h
+++ b/src/renderer_d3d.h
@@ -73,6 +73,8 @@ namespace bgfx
 	typedef void    (WINAPI* PFN_D3DPERF_SET_OPTIONS)(DWORD _options);
 	typedef DWORD   (WINAPI* PFN_D3DPERF_GET_STATUS)();
 	typedef HRESULT (WINAPI* PFN_CREATE_DXGI_FACTORY)(REFIID _riid, void** _factory);
+	typedef HRESULT (WINAPI* PFN_GET_DEBUG_INTERFACE)(REFIID _riid, void** _debug);
+	typedef HRESULT (WINAPI* PFN_GET_DEBUG_INTERFACE1)(UINT _flags, REFIID _riid, void** _debug);
 
 #define _PIX_SETMARKER(_col, _name) D3DPERF_SetMarker(_col, _name)
 #define _PIX_BEGINEVENT(_col, _name) D3DPERF_BeginEvent(_col, _name)
diff --git a/src/renderer_d3d11.cpp b/src/renderer_d3d11.cpp
index 89e5085a..bbb575a6 100644
--- a/src/renderer_d3d11.cpp
+++ b/src/renderer_d3d11.cpp
@@ -436,11 +436,13 @@ namespace bgfx { namespace d3d11
 	};
 
 #if USE_D3D11_DYNAMIC_LIB
-	static PFN_D3D11_CREATE_DEVICE D3D11CreateDevice;
-	static PFN_CREATE_DXGI_FACTORY CreateDXGIFactory;
-	static PFN_D3DPERF_SET_MARKER  D3DPERF_SetMarker;
-	static PFN_D3DPERF_BEGIN_EVENT D3DPERF_BeginEvent;
-	static PFN_D3DPERF_END_EVENT   D3DPERF_EndEvent;
+	static PFN_D3D11_CREATE_DEVICE  D3D11CreateDevice;
+	static PFN_CREATE_DXGI_FACTORY  CreateDXGIFactory;
+	static PFN_D3DPERF_SET_MARKER   D3DPERF_SetMarker;
+	static PFN_D3DPERF_BEGIN_EVENT  D3DPERF_BeginEvent;
+	static PFN_D3DPERF_END_EVENT    D3DPERF_EndEvent;
+	static PFN_GET_DEBUG_INTERFACE  DXGIGetDebugInterface;
+	static PFN_GET_DEBUG_INTERFACE1 DXGIGetDebugInterface1;
 #endif // USE_D3D11_DYNAMIC_LIB
 
 	struct RendererContextD3D11 : public RendererContextI
@@ -449,6 +451,7 @@ namespace bgfx { namespace d3d11
 			: m_d3d9dll(NULL)
 			, m_d3d11dll(NULL)
 			, m_dxgidll(NULL)
+			, m_dxgidebugdll(NULL)
 			, m_renderdocdll(NULL)
 			, m_driverType(D3D_DRIVER_TYPE_NULL)
 			, m_featureLevel(D3D_FEATURE_LEVEL(0) )
@@ -531,6 +534,23 @@ namespace bgfx { namespace d3d11
 
 			CreateDXGIFactory = (PFN_CREATE_DXGI_FACTORY)bx::dlsym(m_dxgidll, "CreateDXGIFactory");
 			BGFX_FATAL(NULL != CreateDXGIFactory, Fatal::UnableToInitialize, "Function CreateDXGIFactory not found.");
+
+			m_dxgidebugdll = bx::dlopen("dxgidebug.dll");
+			if (NULL != m_dxgidebugdll)
+			{
+				DXGIGetDebugInterface  = (PFN_GET_DEBUG_INTERFACE )bx::dlsym(m_dxgidebugdll, "DXGIGetDebugInterface");
+				DXGIGetDebugInterface1 = (PFN_GET_DEBUG_INTERFACE1)bx::dlsym(m_dxgidebugdll, "DXGIGetDebugInterface1");
+				if (NULL == DXGIGetDebugInterface
+				&&  NULL == DXGIGetDebugInterface1)
+				{
+					bx::dlclose(m_dxgidebugdll);
+					m_dxgidebugdll = NULL;
+				}
+				else
+				{
+					// Figure out how to access IDXGIInfoQueue on pre Win8...
+				}
+			}
 #endif // USE_D3D11_DYNAMIC_LIB
 
 			HRESULT hr;
@@ -721,7 +741,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
 			if (SUCCEEDED(hr) )
 			{
 				setGraphicsDebuggerPresent(true);
-//				DX_RELEASE(renderdoc, 0);
+				DX_RELEASE(renderdoc, 2);
 			}
 			else
 			{
@@ -814,7 +834,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
 				if (SUCCEEDED(hr) )
 				{
 					m_infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_CORRUPTION, true);
-					m_infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_ERROR,      false);
+					m_infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_ERROR,      true);
 					m_infoQueue->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_WARNING,    false);
 
 					D3D11_INFO_QUEUE_FILTER filter;
@@ -1108,9 +1128,20 @@ BX_PRAGMA_DIAGNOSTIC_POP();
 			unloadRenderDoc(m_renderdocdll);
 
 #if USE_D3D11_DYNAMIC_LIB
+			if (NULL != m_dxgidebugdll)
+			{
+				bx::dlclose(m_dxgidebugdll);
+				m_dxgidebugdll = NULL;
+			}
+
 			bx::dlclose(m_dxgidll);
+			m_dxgidll = NULL;
+
 			bx::dlclose(m_d3d9dll);
+			m_d3d9dll = NULL;
+
 			bx::dlclose(m_d3d11dll);
+			m_d3d11dll = NULL;
 #endif // USE_D3D11_DYNAMIC_LIB
 		}
 
@@ -2615,6 +2646,7 @@ BX_PRAGMA_DIAGNOSTIC_POP();
 		void* m_d3d9dll;
 		void* m_d3d11dll;
 		void* m_dxgidll;
+		void* m_dxgidebugdll;
 
 		void* m_renderdocdll;