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Create a shadow map depth texture greater than the framebuffer size

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This commit is contained in:
VXP 2016-09-07 02:15:18 +03:00
parent 94a6551038
commit f44cc37c94
6 changed files with 46 additions and 6 deletions
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2
mp/src/game/client/c_env_projectedtexture.cpp
View file

@ -18,7 +18,7 @@
#include "tier0/memdbgon.h"
static ConVar mat_slopescaledepthbias_shadowmap( "mat_slopescaledepthbias_shadowmap", "16", FCVAR_CHEAT );
static ConVar mat_depthbias_shadowmap( "mat_depthbias_shadowmap", "0.0005", FCVAR_CHEAT );
static ConVar mat_depthbias_shadowmap( "mat_depthbias_shadowmap", "0.00001", FCVAR_CHEAT );
//-----------------------------------------------------------------------------
// Purpose:

19
mp/src/game/client/clientshadowmgr.cpp
View file

@ -1336,6 +1336,13 @@ void CClientShadowMgr::InitDepthTextureShadows()
{
VPROF_BUDGET( "CClientShadowMgr::InitDepthTextureShadows", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING );
// SAUL: start benchmark timer
CFastTimer timer;
timer.Start();
// SAUL: set m_nDepthTextureResolution to the depth resolution we want
m_nDepthTextureResolution = r_flashlightdepthres.GetInt();
if( !m_bDepthTextureActive )
{
m_bDepthTextureActive = true;
@ -1352,7 +1359,8 @@ void CClientShadowMgr::InitDepthTextureShadows()
m_DummyColorTexture.InitRenderTargetTexture( r_flashlightdepthres.GetInt(), r_flashlightdepthres.GetInt(), RT_SIZE_OFFSCREEN, IMAGE_FORMAT_BGR565, MATERIAL_RT_DEPTH_SHARED, false, "_rt_ShadowDummy" );
m_DummyColorTexture.InitRenderTargetSurface( r_flashlightdepthres.GetInt(), r_flashlightdepthres.GetInt(), IMAGE_FORMAT_BGR565, true );
#else
m_DummyColorTexture.InitRenderTarget( r_flashlightdepthres.GetInt(), r_flashlightdepthres.GetInt(), RT_SIZE_OFFSCREEN, nullFormat, MATERIAL_RT_DEPTH_NONE, false, "_rt_ShadowDummy" );
// SAUL: we want to create a render target of specific size, so use RT_SIZE_NO_CHANGE
m_DummyColorTexture.InitRenderTarget( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_NO_CHANGE, nullFormat, MATERIAL_RT_DEPTH_NONE, false, "_rt_ShadowDummy" );
#endif
// Create some number of depth-stencil textures
@ -1372,9 +1380,13 @@ void CClientShadowMgr::InitDepthTextureShadows()
depthTex.InitRenderTargetTexture( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_OFFSCREEN, dstFormat, MATERIAL_RT_DEPTH_NONE, false, strRTName );
depthTex.InitRenderTargetSurface( 1, 1, dstFormat, false );
#else
depthTex.InitRenderTarget( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_OFFSCREEN, dstFormat, MATERIAL_RT_DEPTH_NONE, false, strRTName );
// SAUL: we want to create a *DEPTH TEXTURE* of specific size, so use RT_SIZE_NO_CHANGE and MATERIAL_RT_DEPTH_ONLY
depthTex.InitRenderTarget( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_NO_CHANGE, dstFormat, MATERIAL_RT_DEPTH_ONLY, false, strRTName );
#endif
// SAUL: ensure the depth texture size wasn't changed
Assert(depthTex->GetActualWidth() == m_nDepthTextureResolution);
if ( i == 0 )
{
// Shadow may be resized during allocation (due to resolution constraints etc)
@ -1388,6 +1400,9 @@ void CClientShadowMgr::InitDepthTextureShadows()
materials->EndRenderTargetAllocation();
}
timer.End();
DevMsg("InitDepthTextureShadows took %.2f msec\n", timer.GetDuration().GetMillisecondsF());
}
void CClientShadowMgr::ShutdownDepthTextureShadows()

5
mp/src/game/client/viewrender.cpp
View file

@ -4983,6 +4983,10 @@ void CShadowDepthView::Draw()
render->Push3DView( (*this), VIEW_CLEAR_DEPTH, m_pRenderTarget, GetFrustum() );
}
pRenderContext.GetFrom(materials);
pRenderContext->PushRenderTargetAndViewport(m_pRenderTarget, m_pDepthTexture, 0, 0, m_pDepthTexture->GetMappingWidth(), m_pDepthTexture->GetMappingWidth());
pRenderContext.SafeRelease();
SetupCurrentView( origin, angles, VIEW_SHADOW_DEPTH_TEXTURE );
MDLCACHE_CRITICAL_SECTION();
@ -5027,6 +5031,7 @@ void CShadowDepthView::Draw()
pRenderContext->CopyRenderTargetToTextureEx( m_pDepthTexture, -1, NULL, NULL );
}
pRenderContext->PopRenderTargetAndViewport();
render->PopView( GetFrustum() );
#if defined( _X360 )

2
sp/src/game/client/c_env_projectedtexture.cpp
View file

@ -18,7 +18,7 @@
#include "tier0/memdbgon.h"
static ConVar mat_slopescaledepthbias_shadowmap( "mat_slopescaledepthbias_shadowmap", "16", FCVAR_CHEAT );
static ConVar mat_depthbias_shadowmap( "mat_depthbias_shadowmap", "0.0005", FCVAR_CHEAT );
static ConVar mat_depthbias_shadowmap( "mat_depthbias_shadowmap", "0.00001", FCVAR_CHEAT );
//-----------------------------------------------------------------------------
// Purpose:

19
sp/src/game/client/clientshadowmgr.cpp
View file

@ -1336,6 +1336,13 @@ void CClientShadowMgr::InitDepthTextureShadows()
{
VPROF_BUDGET( "CClientShadowMgr::InitDepthTextureShadows", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING );
// SAUL: start benchmark timer
CFastTimer timer;
timer.Start();
// SAUL: set m_nDepthTextureResolution to the depth resolution we want
m_nDepthTextureResolution = r_flashlightdepthres.GetInt();
if( !m_bDepthTextureActive )
{
m_bDepthTextureActive = true;
@ -1352,7 +1359,8 @@ void CClientShadowMgr::InitDepthTextureShadows()
m_DummyColorTexture.InitRenderTargetTexture( r_flashlightdepthres.GetInt(), r_flashlightdepthres.GetInt(), RT_SIZE_OFFSCREEN, IMAGE_FORMAT_BGR565, MATERIAL_RT_DEPTH_SHARED, false, "_rt_ShadowDummy" );
m_DummyColorTexture.InitRenderTargetSurface( r_flashlightdepthres.GetInt(), r_flashlightdepthres.GetInt(), IMAGE_FORMAT_BGR565, true );
#else
m_DummyColorTexture.InitRenderTarget( r_flashlightdepthres.GetInt(), r_flashlightdepthres.GetInt(), RT_SIZE_OFFSCREEN, nullFormat, MATERIAL_RT_DEPTH_NONE, false, "_rt_ShadowDummy" );
// SAUL: we want to create a render target of specific size, so use RT_SIZE_NO_CHANGE
m_DummyColorTexture.InitRenderTarget( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_NO_CHANGE, nullFormat, MATERIAL_RT_DEPTH_NONE, false, "_rt_ShadowDummy" );
#endif
// Create some number of depth-stencil textures
@ -1372,9 +1380,13 @@ void CClientShadowMgr::InitDepthTextureShadows()
depthTex.InitRenderTargetTexture( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_OFFSCREEN, dstFormat, MATERIAL_RT_DEPTH_NONE, false, strRTName );
depthTex.InitRenderTargetSurface( 1, 1, dstFormat, false );
#else
depthTex.InitRenderTarget( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_OFFSCREEN, dstFormat, MATERIAL_RT_DEPTH_NONE, false, strRTName );
// SAUL: we want to create a *DEPTH TEXTURE* of specific size, so use RT_SIZE_NO_CHANGE and MATERIAL_RT_DEPTH_ONLY
depthTex.InitRenderTarget( m_nDepthTextureResolution, m_nDepthTextureResolution, RT_SIZE_NO_CHANGE, dstFormat, MATERIAL_RT_DEPTH_ONLY, false, strRTName );
#endif
// SAUL: ensure the depth texture size wasn't changed
Assert(depthTex->GetActualWidth() == m_nDepthTextureResolution);
if ( i == 0 )
{
// Shadow may be resized during allocation (due to resolution constraints etc)
@ -1388,6 +1400,9 @@ void CClientShadowMgr::InitDepthTextureShadows()
materials->EndRenderTargetAllocation();
}
timer.End();
DevMsg("InitDepthTextureShadows took %.2f msec\n", timer.GetDuration().GetMillisecondsF());
}
void CClientShadowMgr::ShutdownDepthTextureShadows()

5
sp/src/game/client/viewrender.cpp
View file

@ -4997,6 +4997,10 @@ void CShadowDepthView::Draw()
render->Push3DView( (*this), VIEW_CLEAR_DEPTH, m_pRenderTarget, GetFrustum() );
}
pRenderContext.GetFrom(materials);
pRenderContext->PushRenderTargetAndViewport(m_pRenderTarget, m_pDepthTexture, 0, 0, m_pDepthTexture->GetMappingWidth(), m_pDepthTexture->GetMappingWidth());
pRenderContext.SafeRelease();
SetupCurrentView( origin, angles, VIEW_SHADOW_DEPTH_TEXTURE );
MDLCACHE_CRITICAL_SECTION();
@ -5041,6 +5045,7 @@ void CShadowDepthView::Draw()
pRenderContext->CopyRenderTargetToTextureEx( m_pDepthTexture, -1, NULL, NULL );
}
pRenderContext->PopRenderTargetAndViewport();
render->PopView( GetFrustum() );
#if defined( _X360 )