From 39ed87570bdb2f86969d4be821c94b722dc71179 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 26 Jun 2013 15:22:04 -0700
Subject: First version of the SOurce SDK 2013

---
 mp/src/game/client/baseclientrendertargets.cpp | 78 ++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 mp/src/game/client/baseclientrendertargets.cpp

(limited to 'mp/src/game/client/baseclientrendertargets.cpp')

diff --git a/mp/src/game/client/baseclientrendertargets.cpp b/mp/src/game/client/baseclientrendertargets.cpp
new file mode 100644
index 00000000..ebbd30cc
--- /dev/null
+++ b/mp/src/game/client/baseclientrendertargets.cpp
@@ -0,0 +1,78 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Implementation for CBaseClientRenderTargets class.
+//			Provides Init functions for common render textures used by the engine.
+//			Mod makers can inherit from this class, and call the Create functions for
+//			only the render textures the want for their mod.
+//=============================================================================//
+
+#include "cbase.h"
+#include "baseclientrendertargets.h"						// header	
+#include "materialsystem/imaterialsystemhardwareconfig.h"	// Hardware config checks
+#include "tier0/icommandline.h"
+
+ITexture* CBaseClientRenderTargets::CreateWaterReflectionTexture( IMaterialSystem* pMaterialSystem, int iSize )
+{
+	return pMaterialSystem->CreateNamedRenderTargetTextureEx2(
+		"_rt_WaterReflection",
+		iSize, iSize, RT_SIZE_PICMIP,
+		pMaterialSystem->GetBackBufferFormat(), 
+		MATERIAL_RT_DEPTH_SHARED, 
+		TEXTUREFLAGS_CLAMPS | TEXTUREFLAGS_CLAMPT,
+		CREATERENDERTARGETFLAGS_HDR );
+}
+
+ITexture* CBaseClientRenderTargets::CreateWaterRefractionTexture( IMaterialSystem* pMaterialSystem, int iSize )
+{
+	return pMaterialSystem->CreateNamedRenderTargetTextureEx2(
+		"_rt_WaterRefraction",
+		iSize, iSize, RT_SIZE_PICMIP,
+		// This is different than reflection because it has to have alpha for fog factor.
+		IMAGE_FORMAT_RGBA8888, 
+		MATERIAL_RT_DEPTH_SHARED, 
+		TEXTUREFLAGS_CLAMPS | TEXTUREFLAGS_CLAMPT,
+		CREATERENDERTARGETFLAGS_HDR );
+}
+
+ITexture* CBaseClientRenderTargets::CreateCameraTexture( IMaterialSystem* pMaterialSystem, int iSize )
+{
+	return pMaterialSystem->CreateNamedRenderTargetTextureEx2(
+		"_rt_Camera",
+		iSize, iSize, RT_SIZE_DEFAULT,
+		pMaterialSystem->GetBackBufferFormat(),
+		MATERIAL_RT_DEPTH_SHARED, 
+		0,
+		CREATERENDERTARGETFLAGS_HDR );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Called by the engine in material system init and shutdown.
+//			Clients should override this in their inherited version, but the base
+//			is to init all standard render targets for use.
+// Input  : pMaterialSystem - the engine's material system (our singleton is not yet inited at the time this is called)
+//			pHardwareConfig - the user hardware config, useful for conditional render target setup
+//-----------------------------------------------------------------------------
+void CBaseClientRenderTargets::InitClientRenderTargets( IMaterialSystem* pMaterialSystem, IMaterialSystemHardwareConfig* pHardwareConfig, int iWaterTextureSize, int iCameraTextureSize )
+{
+	// Water effects
+	m_WaterReflectionTexture.Init( CreateWaterReflectionTexture( pMaterialSystem, iWaterTextureSize ) );
+	m_WaterRefractionTexture.Init( CreateWaterRefractionTexture( pMaterialSystem, iWaterTextureSize ) );
+
+	// Monitors
+	m_CameraTexture.Init( CreateCameraTexture( pMaterialSystem, iCameraTextureSize ) );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Shut down each CTextureReference we created in InitClientRenderTargets.
+//			Called by the engine in material system shutdown.
+// Input  :  - 
+//-----------------------------------------------------------------------------
+void CBaseClientRenderTargets::ShutdownClientRenderTargets()
+{
+	// Water effects
+	m_WaterReflectionTexture.Shutdown();
+	m_WaterRefractionTexture.Shutdown();
+
+	// Monitors
+	m_CameraTexture.Shutdown();
+}
\ No newline at end of file
-- 
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