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cmaterialsystem.cpp
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//===========================================================================//
#include "pch_materialsystem.h"
#define MATSYS_INTERNAL
#include "cmaterialsystem.h"
#include "colorspace.h"
#include "materialsystem/materialsystem_config.h"
#include "IHardwareConfigInternal.h"
#include "shadersystem.h"
#include "texturemanager.h"
#include "shaderlib/ShaderDLL.h"
#include "tier1/callqueue.h"
#include "vstdlib/jobthread.h"
#include "cmatnullrendercontext.h"
#include "filesystem/IQueuedLoader.h"
#include "datacache/idatacache.h"
#include "materialsystem/imaterialproxy.h"
#include "vstdlib/IKeyValuesSystem.h"
#include "ctexturecompositor.h"
#if defined( _X360 )
#include "xbox/xbox_console.h"
#include "xbox/xbox_win32stubs.h"
#endif
// NOTE: This must be the last file included!!!
#include "tier0/memdbgon.h"
#ifdef POSIX
#define _finite finite
#endif
// this is hooked into the engines convar
ConVar mat_debugalttab( "mat_debugalttab", "0", FCVAR_CHEAT );
ConVar mat_forcemanagedtextureintohardware( "mat_forcemanagedtextureintohardware", "1", FCVAR_HIDDEN | FCVAR_ALLOWED_IN_COMPETITIVE );
ConVar mat_supportflashlight( "mat_supportflashlight", "-1", FCVAR_HIDDEN, "0 - do not support flashlight (don't load flashlight shader combos), 1 - flashlight is supported" );
#ifdef OSX
#define CV_FRAME_SWAP_WORKAROUND_DEFAULT "1"
#else
#define CV_FRAME_SWAP_WORKAROUND_DEFAULT "0"
#endif
ConVar mat_texture_reload_frame_swap_workaround( "mat_texture_reload_frame_swap_workaround", CV_FRAME_SWAP_WORKAROUND_DEFAULT, FCVAR_INTERNAL_USE,
"Workaround certain GL drivers holding unnecessary amounts of data when loading many materials by forcing synthetic frame swaps" );
// This ConVar allows us to skip ~40% of our map load time, but it doesn't work on GPUs older
// than ~2005. We set it automatically and don't expose it to players.
ConVar mat_requires_rt_alloc_first( "mat_requires_rt_alloc_first", "0", FCVAR_HIDDEN );
// Make sure this convar gets created before videocfg.lib is initialized, so it can be driven by dxsupport.cfg
static ConVar mat_tonemapping_occlusion_use_stencil( "mat_tonemapping_occlusion_use_stencil", "0" );
#ifdef DX_TO_GL_ABSTRACTION
// In GL mode, we currently require mat_dxlevel to be between 90-92
static ConVar mat_dxlevel( "mat_dxlevel", "92", 0, "", true, 90, true, 92, NULL );
#else
static ConVar mat_dxlevel( "mat_dxlevel", "0", 0, "Current DirectX Level. Competitive play requires at least mat_dxlevel 90", false, 0, false, 0, true, 90, false, 0, NULL );
#endif
IMaterialInternal *g_pErrorMaterial = NULL;
CreateInterfaceFn g_fnMatSystemConnectCreateInterface = NULL;
static int ReadListFromFile(CUtlVector<char*>* outReplacementMaterials, const char *pszPathName);
//#define PERF_TESTING 1
//-----------------------------------------------------------------------------
// Implementational structures
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// Singleton instance exposed to the engine
//-----------------------------------------------------------------------------
CMaterialSystem g_MaterialSystem;
EXPOSE_SINGLE_INTERFACE_GLOBALVAR( CMaterialSystem, IMaterialSystem,
MATERIAL_SYSTEM_INTERFACE_VERSION, g_MaterialSystem );
// Expose this to the external shader DLLs
MaterialSystem_Config_t g_config;
EXPOSE_SINGLE_INTERFACE_GLOBALVAR( MaterialSystem_Config_t, MaterialSystem_Config_t, MATERIALSYSTEM_CONFIG_VERSION, g_config );
//-----------------------------------------------------------------------------
CThreadFastMutex g_MatSysMutex;
//-----------------------------------------------------------------------------
// Purpose: additional materialsystem information, internal use only
//-----------------------------------------------------------------------------
#ifndef _X360
struct MaterialSystem_Config_Internal_t
{
int r_waterforceexpensive;
};
MaterialSystem_Config_Internal_t g_config_internal;
#endif
//-----------------------------------------------------------------------------
// Necessary to allow the shader DLLs to get ahold of IMaterialSystemHardwareConfig
//-----------------------------------------------------------------------------
IHardwareConfigInternal* g_pHWConfig = 0;
static void *GetHardwareConfig()
{
if ( g_pHWConfig )
return (IMaterialSystemHardwareConfig*)g_pHWConfig;
// can't call QueryShaderAPI here because it calls a factory function
// and we end up in an infinite recursion
return NULL;
}
EXPOSE_INTERFACE_FN( GetHardwareConfig, IMaterialSystemHardwareConfig, MATERIALSYSTEM_HARDWARECONFIG_INTERFACE_VERSION );
//-----------------------------------------------------------------------------
// Necessary to allow the shader DLLs to get ahold of ICvar
//-----------------------------------------------------------------------------
static void *GetICVar()
{
return g_pCVar;
}
EXPOSE_INTERFACE_FN( GetICVar, ICVar, CVAR_INTERFACE_VERSION );
//-----------------------------------------------------------------------------
// Accessor to get at the material system
//-----------------------------------------------------------------------------
IMaterialSystemInternal *g_pInternalMaterialSystem = &g_MaterialSystem;
IShaderUtil *g_pShaderUtil = &g_MaterialSystem;
#if defined(USE_SDL)
#include "appframework/ilaunchermgr.h"
ILauncherMgr *g_pLauncherMgr = NULL; // set in CMaterialSystem::Connect
#endif
//-----------------------------------------------------------------------------
// Factory used to get at internal interfaces (used by shaderapi + shader dlls)
//-----------------------------------------------------------------------------
void *ShaderFactory( const char *pName, int *pReturnCode )
{
if (pReturnCode)
{
*pReturnCode = IFACE_OK;
}
if ( !Q_stricmp( pName, FILESYSTEM_INTERFACE_VERSION ))
return g_pFullFileSystem;
if ( !Q_stricmp( pName, QUEUEDLOADER_INTERFACE_VERSION ))
return g_pQueuedLoader;
if ( !Q_stricmp( pName, SHADER_UTIL_INTERFACE_VERSION ))
return g_pShaderUtil;
#ifdef USE_SDL
if ( !Q_stricmp( pName, "SDLMgrInterface001" /*SDLMGR_INTERFACE_VERSION*/ ))
return g_pLauncherMgr;
#endif
void * pInterface = g_MaterialSystem.QueryInterface( pName );
if ( pInterface )
return pInterface;
if ( pReturnCode )
{
*pReturnCode = IFACE_FAILED;
}
return NULL;
}
//-----------------------------------------------------------------------------
// Resource preloading for materials.
//-----------------------------------------------------------------------------
class CResourcePreloadMaterial : public CResourcePreload
{
virtual bool CreateResource( const char *pName )
{
IMaterial *pMaterial = g_MaterialSystem.FindMaterial( pName, TEXTURE_GROUP_WORLD, false );
IMaterialInternal *pMatInternal = static_cast< IMaterialInternal * >( pMaterial );
if ( pMatInternal )
{
// always work with the realtime material internally
pMatInternal = pMatInternal->GetRealTimeVersion();
// tag these for later identification (prevents an unwanted purge)
pMatInternal->MarkAsPreloaded( true );
if ( !pMatInternal->IsErrorMaterial() )
{
// force material's textures to create now
pMatInternal->Precache();
return true;
}
else
{
if ( IsPosix() )
{
printf("\n ##### CResourcePreloadMaterial::CreateResource can't find material %s\n", pName);
}
}
}
return false;
}
//-----------------------------------------------------------------------------
// Called before queued loader i/o jobs are actually performed. Must free up memory
// to ensure i/o requests have enough memory to succeed. The materials that were
// touched by the CreateResource() are inhibited from purging (as is their textures,
// by virtue of ref counts), all others are candidates. The preloaded materials
// are by definition zero ref'd until owned by the normal loading process. Any material
// that stays zero ref'd is a candidate for the post load purge.
//-----------------------------------------------------------------------------
virtual void PurgeUnreferencedResources()
{
bool bSpew = ( g_pQueuedLoader->GetSpewDetail() & LOADER_DETAIL_PURGES ) != 0;
bool bDidUncacheMaterial = false;
MaterialHandle_t hNext;
for ( MaterialHandle_t hMaterial = g_MaterialSystem.FirstMaterial(); hMaterial != g_MaterialSystem.InvalidMaterial(); hMaterial = hNext )
{
hNext = g_MaterialSystem.NextMaterial( hMaterial );
IMaterialInternal *pMatInternal = g_MaterialSystem.GetMaterialInternal( hMaterial );
Assert( pMatInternal->GetReferenceCount() >= 0 );
// preloaded materials are safe from this pre-purge
if ( !pMatInternal->IsPreloaded() )
{
// undo any possible artifical ref count
pMatInternal->ArtificialRelease();
if ( pMatInternal->GetReferenceCount() <= 0 )
{
if ( bSpew )
{
Msg( "CResourcePreloadMaterial: Purging: %s (%d)\n", pMatInternal->GetName(), pMatInternal->GetReferenceCount() );
}
bDidUncacheMaterial = true;
pMatInternal->Uncache();
pMatInternal->DeleteIfUnreferenced();
}
}
else
{
// clear the bit
pMatInternal->MarkAsPreloaded( false );
}
}
// purged materials unreference their textures
// purge any zero ref'd textures
TextureManager()->RemoveUnusedTextures();
// fixup any excluded textures, may cause some new batch requests
MaterialSystem()->UpdateExcludedTextures();
}
virtual void PurgeAll()
{
bool bSpew = ( g_pQueuedLoader->GetSpewDetail() & LOADER_DETAIL_PURGES ) != 0;
bool bDidUncacheMaterial = false;
MaterialHandle_t hNext;
for ( MaterialHandle_t hMaterial = g_MaterialSystem.FirstMaterial(); hMaterial != g_MaterialSystem.InvalidMaterial(); hMaterial = hNext )
{
hNext = g_MaterialSystem.NextMaterial( hMaterial );
IMaterialInternal *pMatInternal = g_MaterialSystem.GetMaterialInternal( hMaterial );
Assert( pMatInternal->GetReferenceCount() >= 0 );
pMatInternal->MarkAsPreloaded( false );
// undo any possible artifical ref count
pMatInternal->ArtificialRelease();
if ( pMatInternal->GetReferenceCount() <= 0 )
{
if ( bSpew )
{
Msg( "CResourcePreloadMaterial: Purging: %s (%d)\n", pMatInternal->GetName(), pMatInternal->GetReferenceCount() );
}
bDidUncacheMaterial = true;
pMatInternal->Uncache();
pMatInternal->DeleteIfUnreferenced();
}
}
// purged materials unreference their textures
// purge any zero ref'd textures
TextureManager()->RemoveUnusedTextures();
}
};
static CResourcePreloadMaterial s_ResourcePreloadMaterial;
//-----------------------------------------------------------------------------
// Resource preloading for cubemaps.
//-----------------------------------------------------------------------------
class CResourcePreloadCubemap : public CResourcePreload
{
virtual bool CreateResource( const char *pName )
{
ITexture *pTexture = g_MaterialSystem.FindTexture( pName, TEXTURE_GROUP_CUBE_MAP, true );
ITextureInternal *pTexInternal = static_cast< ITextureInternal * >( pTexture );
if ( pTexInternal )
{
// There can be cubemaps that are unbound by materials. To prevent an unwanted purge,
// mark and increase the ref count. Otherwise the pre-purge discards these zero
// ref'd textures, and then the normal loading process hitches on the miss.
// The zombie cubemaps DO get discarded after the normal loading process completes
// if no material references them.
pTexInternal->MarkAsPreloaded( true );
pTexInternal->IncrementReferenceCount();
if ( !IsErrorTexture( pTexInternal ) )
{
return true;
}
}
return false;
}
//-----------------------------------------------------------------------------
// All valid cubemaps should have been owned by their materials. Undo the preloaded
// cubemap locks. Any zero ref'd cubemaps will be purged by the normal loading path conclusion.
//-----------------------------------------------------------------------------
virtual void OnEndMapLoading( bool bAbort )
{
int iIndex = -1;
for ( ;; )
{
ITextureInternal *pTexInternal;
iIndex = TextureManager()->FindNext( iIndex, &pTexInternal );
if ( iIndex == -1 || !pTexInternal )
{
// end of list
break;
}
if ( pTexInternal->IsPreloaded() )
{
// undo the artificial increase
pTexInternal->MarkAsPreloaded( false );
pTexInternal->DecrementReferenceCount();
}
}
}
};
static CResourcePreloadCubemap s_ResourcePreloadCubemap;
//-----------------------------------------------------------------------------
// Creates the debugging materials
//-----------------------------------------------------------------------------
void CMaterialSystem::CreateDebugMaterials()
{
if ( !m_pDrawFlatMaterial )
{
KeyValues *pVMTKeyValues = new KeyValues( "UnlitGeneric" );
pVMTKeyValues->SetInt( "$model", 1 );
pVMTKeyValues->SetFloat( "$decalscale", 0.05f );
pVMTKeyValues->SetString( "$basetexture", "error" ); // This is the "error texture"
g_pErrorMaterial = static_cast<IMaterialInternal*>(CreateMaterial( "___error.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "UnlitGeneric" );
pVMTKeyValues->SetInt( "$flat", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pDrawFlatMaterial = static_cast<IMaterialInternal*>(CreateMaterial( "___flat.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_NONE] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil0.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$clearcolor", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_COLOR] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil1.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$clearalpha", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_ALPHA] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil2.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$clearcolor", 1 );
pVMTKeyValues->SetInt( "$clearalpha", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_COLOR_AND_ALPHA] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil3.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$cleardepth", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_DEPTH] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil4.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$cleardepth", 1 );
pVMTKeyValues->SetInt( "$clearcolor", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_COLOR_AND_DEPTH] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil5.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$cleardepth", 1 );
pVMTKeyValues->SetInt( "$clearalpha", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_ALPHA_AND_DEPTH] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil6.vmt", pVMTKeyValues ))->GetRealTimeVersion();
pVMTKeyValues = new KeyValues( "BufferClearObeyStencil" );
pVMTKeyValues->SetInt( "$nocull", 1 );
pVMTKeyValues->SetInt( "$cleardepth", 1 );
pVMTKeyValues->SetInt( "$clearcolor", 1 );
pVMTKeyValues->SetInt( "$clearalpha", 1 );
pVMTKeyValues->SetInt( "$vertexcolor", 1 );
m_pBufferClearObeyStencil[BUFFER_CLEAR_COLOR_AND_ALPHA_AND_DEPTH] = static_cast<IMaterialInternal*>(CreateMaterial( "___buffer_clear_obey_stencil7.vmt", pVMTKeyValues ))->GetRealTimeVersion();
if ( IsX360() )
{
pVMTKeyValues = new KeyValues( "RenderTargetBlit_X360" );
m_pRenderTargetBlitMaterial = static_cast<IMaterialInternal*>(CreateMaterial( "___renderTargetBlit.vmt", pVMTKeyValues ))->GetRealTimeVersion();
}
ShaderSystem()->CreateDebugMaterials();
}
}
//-----------------------------------------------------------------------------
// Creates compositor materials
//-----------------------------------------------------------------------------
void CMaterialSystem::CreateCompositorMaterials()
{
// precache composite materials
for ( int i = ECO_FirstPrecacheMaterial; i < ECO_LastPrecacheMaterial; i++ )
{
const char *pszMaterial = GetCombinedMaterialName( ( ECombineOperation ) i );
if ( pszMaterial[ 0 ] == '\0' )
continue;
IMaterialInternal *pMatqf = assert_cast< IMaterialInternal* >( FindMaterial( pszMaterial, TEXTURE_GROUP_RUNTIME_COMPOSITE ) );
Assert( pMatqf );
//Assert( !pMatqf->IsErrorMaterial() );
IMaterialInternal *pMatrt = pMatqf->GetRealTimeVersion();
Assert( pMatrt );
pMatrt->IncrementReferenceCount(); // Hold a ref.
m_pCompositorMaterials.AddToTail( pMatrt );
}
}
//-----------------------------------------------------------------------------
// Cleanup compositor materials
//-----------------------------------------------------------------------------
void CMaterialSystem::CleanUpCompositorMaterials()
{
FOR_EACH_VEC( m_pCompositorMaterials, i )
{
if ( m_pCompositorMaterials[ i ] == NULL )
continue;
m_pCompositorMaterials[ i ]->DecrementReferenceCount();
RemoveMaterial( m_pCompositorMaterials[ i ] );
}
m_pCompositorMaterials.RemoveAll();
}
//-----------------------------------------------------------------------------
// Creates the debugging materials
//-----------------------------------------------------------------------------
void CMaterialSystem::CleanUpDebugMaterials()
{
if ( m_pDrawFlatMaterial )
{
m_pDrawFlatMaterial->DecrementReferenceCount();
RemoveMaterial( m_pDrawFlatMaterial );
m_pDrawFlatMaterial = NULL;
for ( int i = BUFFER_CLEAR_NONE; i < BUFFER_CLEAR_TYPE_COUNT; ++i )
{
m_pBufferClearObeyStencil[i]->DecrementReferenceCount();
RemoveMaterial( m_pBufferClearObeyStencil[i] );
m_pBufferClearObeyStencil[i] = NULL;
}
if ( IsX360() )
{
m_pRenderTargetBlitMaterial->DecrementReferenceCount();
RemoveMaterial( m_pRenderTargetBlitMaterial );
m_pRenderTargetBlitMaterial = NULL;
}
ShaderSystem()->CleanUpDebugMaterials();
}
}
void CMaterialSystem::CleanUpErrorMaterial()
{
// Destruction of g_pErrorMaterial is deferred until after CMaterialDict::Shutdown.
// The global g_pErrorMaterial is set to NULL so that IsErrorMaterial() will return false and
// RemoveMaterial() / DestroyMaterial() will delete it.
IMaterialInternal *pErrorMaterial = g_pErrorMaterial;
g_pErrorMaterial = NULL;
pErrorMaterial->DecrementReferenceCount();
RemoveMaterial( pErrorMaterial );
}
//-----------------------------------------------------------------------------
// Constructor
//-----------------------------------------------------------------------------
CMaterialSystem::CMaterialSystem()
{
m_nRenderThreadID = (uintp)-1;
m_hAsyncLoadFileCache = NULL;
m_ShaderHInst = 0;
m_pMaterialProxyFactory = NULL;
m_nAdapter = 0;
m_nAdapterFlags = 0;
m_bRequestedEditorMaterials = false;
m_bCanUseEditorMaterials = false;
m_StandardTexturesAllocated = false;
m_bInFrame = false;
m_bThreadHasOwnership = false;
m_ThreadOwnershipID = 0;
m_pShaderDLL = NULL;
m_FullbrightLightmapTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_FullbrightBumpedLightmapTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_BlackTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_FlatNormalTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_GreyTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_GreyAlphaZeroTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_WhiteTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_LinearToGammaTableTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_LinearToGammaIdentityTableTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_MaxDepthTextureHandle = INVALID_SHADERAPI_TEXTURE_HANDLE;
m_bInStubMode = false;
m_pForcedTextureLoadPathID = NULL;
m_bAllocatingRenderTargets = false;
m_pRenderContext.Set( &m_HardwareRenderContext );
m_iCurQueuedContext = 0;
#if defined(DEDICATED)
m_bThreadingNotAvailable = true;
m_bForcedSingleThreaded = true;
m_bAllowQueuedRendering = false;
#else
m_bThreadingNotAvailable = false;
m_bForcedSingleThreaded = false;
m_bAllowQueuedRendering = true;
#endif
m_bGeneratedConfig = false;
m_pActiveAsyncJob = NULL;
m_pMatQueueThreadPool = NULL;
m_IdealThreadMode = m_ThreadMode = MATERIAL_SINGLE_THREADED;
m_nServiceThread = 0;
m_nRenderTargetFrameBufferHeightOverride = m_nRenderTargetFrameBufferWidthOverride = 0;
m_bReplacementFilesValid = false;
}
CMaterialSystem::~CMaterialSystem()
{
if (m_pShaderDLL)
{
delete[] m_pShaderDLL;
}
}
//-----------------------------------------------------------------------------
// Creates/destroys the shader implementation for the selected API
//-----------------------------------------------------------------------------
CreateInterfaceFn CMaterialSystem::CreateShaderAPI( char const* pShaderDLL )
{
if ( !pShaderDLL )
return 0;
// Clean up the old shader
DestroyShaderAPI();
// Load the new shader
m_ShaderHInst = Sys_LoadModule( pShaderDLL );
// Error loading the shader
if ( !m_ShaderHInst )
return 0;
// Get our class factory methods...
return Sys_GetFactory( m_ShaderHInst );
}
void CMaterialSystem::DestroyShaderAPI()
{
if (m_ShaderHInst)
{
// NOTE: By unloading the library, this will destroy m_pShaderAPI
Sys_UnloadModule( m_ShaderHInst );
g_pShaderAPI = 0;
g_pHWConfig = 0;
g_pShaderShadow = 0;
m_ShaderHInst = 0;
}
}
//-----------------------------------------------------------------------------
// Sets which shader we should be using. Has to be done before connect!
//-----------------------------------------------------------------------------
void CMaterialSystem::SetShaderAPI( char const *pShaderAPIDLL )
{
if ( m_ShaderAPIFactory )
{
Error( "Cannot set the shader API twice!\n" );
}
if ( !pShaderAPIDLL )
{
pShaderAPIDLL = "shaderapidx9";
}
// m_pShaderDLL is needed to spew driver info
Assert( pShaderAPIDLL );
int len = Q_strlen( pShaderAPIDLL ) + 1;
m_pShaderDLL = new char[len];
memcpy( m_pShaderDLL, pShaderAPIDLL, len );
m_ShaderAPIFactory = CreateShaderAPI( pShaderAPIDLL );
if ( !m_ShaderAPIFactory )
{
DestroyShaderAPI();
}
}
//-----------------------------------------------------------------------------
// Connect/disconnect
//-----------------------------------------------------------------------------
bool CMaterialSystem::Connect( CreateInterfaceFn factory )
{
// __stop__();
if ( !factory )
return false;
if ( !BaseClass::Connect( factory ) )
return false;
if ( !g_pFullFileSystem )
{
Warning( "The material system requires the filesystem to run!\n" );
return false;
}
// Get at the interfaces exported by the shader DLL
g_pShaderDeviceMgr = (IShaderDeviceMgr*)m_ShaderAPIFactory( SHADER_DEVICE_MGR_INTERFACE_VERSION, 0 );
if ( !g_pShaderDeviceMgr )
return false;
g_pHWConfig = (IHardwareConfigInternal*)m_ShaderAPIFactory( MATERIALSYSTEM_HARDWARECONFIG_INTERFACE_VERSION, 0 );
if ( !g_pHWConfig )
return false;
#if !defined(DEDICATED)
#if defined( USE_SDL )
g_pLauncherMgr = (ILauncherMgr *)factory( "SDLMgrInterface001" /*SDL_MGR_INTERFACE_VERSION*/, NULL );
if ( !g_pLauncherMgr )
{
Warning("Cannot connect SDL\n");
}
#endif // USE_SDL
#endif // !DEDICATED
// FIXME: ShaderAPI, ShaderDevice, and ShaderShadow should only come in after setting mode
g_pShaderAPI = (IShaderAPI*)m_ShaderAPIFactory( SHADERAPI_INTERFACE_VERSION, 0 );
if ( !g_pShaderAPI )
return false;
g_pShaderDevice = (IShaderDevice*)m_ShaderAPIFactory( SHADER_DEVICE_INTERFACE_VERSION, 0 );
if ( !g_pShaderDevice )
return false;
g_pShaderShadow = (IShaderShadow*)m_ShaderAPIFactory( SHADERSHADOW_INTERFACE_VERSION, 0 );
if ( !g_pShaderShadow )
return false;
// Remember the factory for connect
g_fnMatSystemConnectCreateInterface = factory;
return g_pShaderDeviceMgr->Connect( ShaderFactory );
}
void CMaterialSystem::Disconnect()
{
// Forget the factory for connect
g_fnMatSystemConnectCreateInterface = NULL;
if ( g_pShaderDeviceMgr )
{
g_pShaderDeviceMgr->Disconnect();
g_pShaderDeviceMgr = NULL;
// Unload the DLL
DestroyShaderAPI();
}
g_pShaderAPI = NULL;
g_pHWConfig = NULL;
g_pShaderShadow = NULL;
g_pShaderDevice = NULL;
BaseClass::Disconnect();
}
//-----------------------------------------------------------------------------
// Used to enable editor materials. Must be called before Init.
//-----------------------------------------------------------------------------
void CMaterialSystem::EnableEditorMaterials()
{
m_bRequestedEditorMaterials = true;
}
//-----------------------------------------------------------------------------
// Method to get at interfaces supported by the SHADDERAPI
//-----------------------------------------------------------------------------
void *CMaterialSystem::QueryShaderAPI( const char *pInterfaceName )
{
// Returns various interfaces supported by the shader API dll
void *pInterface = NULL;
if (m_ShaderAPIFactory)
{
pInterface = m_ShaderAPIFactory( pInterfaceName, NULL );
}
return pInterface;
}
//-----------------------------------------------------------------------------
// Method to get at different interfaces supported by the material system
//-----------------------------------------------------------------------------
void *CMaterialSystem::QueryInterface( const char *pInterfaceName )
{
// Returns various interfaces supported by the shader API dll
void *pInterface = QueryShaderAPI( pInterfaceName );
if ( pInterface )
return pInterface;
CreateInterfaceFn factory = Sys_GetFactoryThis(); // This silly construction is necessary
return factory( pInterfaceName, NULL ); // to prevent the LTCG compiler from crashing.
}
//-----------------------------------------------------------------------------
// Must be called before Init(), if you're going to call it at all...
//-----------------------------------------------------------------------------
void CMaterialSystem::SetAdapter( int nAdapter, int nAdapterFlags )
{
m_nAdapter = nAdapter;
m_nAdapterFlags = nAdapterFlags;
}
//-----------------------------------------------------------------------------
// Initializes the color correction terms
//-----------------------------------------------------------------------------
void CMaterialSystem::InitColorCorrection( )
{
if ( ColorCorrectionSystem() )
{
ColorCorrectionSystem()->Init();
}
}
//-----------------------------------------------------------------------------
// Initialization + shutdown of the material system
//-----------------------------------------------------------------------------
InitReturnVal_t CMaterialSystem::Init()
{
InitReturnVal_t nRetVal = BaseClass::Init();
if ( nRetVal != INIT_OK )
return nRetVal;
// NOTE! : Overbright is 1.0 so that Hammer will work properly with the white bumped and unbumped lightmaps.
MathLib_Init( 2.2f, 2.2f, 0.0f, 2.0f );
g_pShaderDeviceMgr->SetAdapter( m_nAdapter, m_nAdapterFlags );
if ( g_pShaderDeviceMgr->Init( ) != INIT_OK )
{
DestroyShaderAPI();
return INIT_FAILED;
}
// Texture manager...
TextureManager()->Init( m_nAdapterFlags );
// Shader system!
ShaderSystem()->Init();
#if defined( WIN32 ) && !defined( _X360 )
// HACKHACK: <sigh> This horrible hack is possibly the only way to reliably detect an old
// version of hammer initializing the material system. We need to know this so that we set
// up the editor materials properly. If we don't do this, we never allocate the white lightmap,
// for example. We can remove this when we update the SDK!!
char szExeName[_MAX_PATH];
if ( ::GetModuleFileName( ( HINSTANCE )GetModuleHandle( NULL ), szExeName, sizeof( szExeName ) ) )
{
char szRight[20];
Q_StrRight( szExeName, 11, szRight, sizeof( szRight ) );
if ( !Q_stricmp( szRight, "\\hammer.exe" ) )
{
m_bRequestedEditorMaterials = true;
}
}
#endif // WIN32
m_bCanUseEditorMaterials = m_bRequestedEditorMaterials;
InitColorCorrection();
// Set up debug materials...
CreateDebugMaterials();
#if !defined(DEDICATED)
CreateCompositorMaterials();
#endif
if ( IsX360() )
{
g_pQueuedLoader->InstallLoader( RESOURCEPRELOAD_MATERIAL, &s_ResourcePreloadMaterial );
g_pQueuedLoader->InstallLoader( RESOURCEPRELOAD_CUBEMAP, &s_ResourcePreloadCubemap );
}
// Set up a default material system config
// GenerateConfigFromConfigKeyValues( &g_config, false );
// UpdateConfig( false );
// JAY: Added this command line parameter to force creating <32x32 mips
// to test for reported performance regressions on some systems
if ( CommandLine()->FindParm("-forceallmips") )
{
extern bool g_bForceTextureAllMips;
g_bForceTextureAllMips = true;
}
#if defined(DEDICATED)
m_bThreadingNotAvailable = true;
#else
for ( int i = 0; i < ARRAYSIZE( m_QueuedRenderContexts ); i++ )
{
if ( !m_QueuedRenderContexts[i].IsInitialized() )
{
if ( !m_QueuedRenderContexts[i].Init( this, &m_HardwareRenderContext ) )
{
m_bThreadingNotAvailable = true;
break;
}
}
}
#endif
return m_HardwareRenderContext.Init( this );
}
//-----------------------------------------------------------------------------
// For backwards compatability
//-----------------------------------------------------------------------------
static CreateInterfaceFn s_TempCVarFactory;
static CreateInterfaceFn s_TempFileSystemFactory;
void* TempCreateInterface( const char *pName, int *pReturnCode )
{
void *pRetVal = NULL;
if ( s_TempCVarFactory )
{
pRetVal = s_TempCVarFactory( pName, pReturnCode );
if (pRetVal)
return pRetVal;
}
pRetVal = s_TempFileSystemFactory( pName, pReturnCode );
if (pRetVal)
return pRetVal;
return NULL;
}
//-----------------------------------------------------------------------------
// Initializes and shuts down the shader API
//-----------------------------------------------------------------------------
CreateInterfaceFn CMaterialSystem::Init( char const* pShaderAPIDLL,
IMaterialProxyFactory *pMaterialProxyFactory,
CreateInterfaceFn fileSystemFactory,
CreateInterfaceFn cvarFactory )
{
SetShaderAPI( pShaderAPIDLL );
s_TempCVarFactory = cvarFactory;
s_TempFileSystemFactory = fileSystemFactory;
if ( !Connect( TempCreateInterface ) )
return 0;
if (Init() != INIT_OK)
return NULL;
// save the proxy factory
m_pMaterialProxyFactory = pMaterialProxyFactory;
return m_ShaderAPIFactory;
}
void CMaterialSystem::Shutdown( )
{
DestroyMatQueueThreadPool();
m_HardwareRenderContext.Shutdown();
// Clean up standard textures
ReleaseStandardTextures();
CleanUpCompositorMaterials();
// Clean up the debug materials
CleanUpDebugMaterials();
g_pMorphMgr->FreeMaterials();
g_pOcclusionQueryMgr->FreeOcclusionQueryObjects();
GetLightmaps()->Shutdown();
m_MaterialDict.Shutdown();
CleanUpErrorMaterial();
// Shader system!
ShaderSystem()->Shutdown();
// Texture manager...
TextureManager()->Shutdown();
if (g_pShaderDeviceMgr)
{
g_pShaderDeviceMgr->Shutdown();
}
BaseClass::Shutdown();
}
void CMaterialSystem::ModInit()
{
// Set up a default material system config
GenerateConfigFromConfigKeyValues( &g_config, false );
UpdateConfig( false );
// Shader system!
ShaderSystem()->ModInit();
}
void CMaterialSystem::ModShutdown()
{
// Shader system!
ShaderSystem()->ModShutdown();
// HACK - this is here to unhook ourselves from the client interface, since we're not actually notified when it happens
m_pMaterialProxyFactory = NULL;
}
//-----------------------------------------------------------------------------
// Returns the current adapter in use
//-----------------------------------------------------------------------------
IMaterialSystemHardwareConfig *CMaterialSystem::GetHardwareConfig( const char *pVersion, int *returnCode )
{
return ( IMaterialSystemHardwareConfig * )m_ShaderAPIFactory( pVersion, returnCode );
}
//-----------------------------------------------------------------------------
// Returns the current adapter in use
//-----------------------------------------------------------------------------
int CMaterialSystem::GetCurrentAdapter() const
{
return g_pShaderDevice->GetCurrentAdapter();
}
//-----------------------------------------------------------------------------
// Returns the device name for the current adapter
//-----------------------------------------------------------------------------
char *CMaterialSystem::GetDisplayDeviceName() const
{
return g_pShaderDevice->GetDisplayDeviceName();
}
//-----------------------------------------------------------------------------