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LightScattering.cpp
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////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
////////////////////////////////////////////////////////////////////////////////
#include "LightScattering.h"
#include "LightSctrPostProcess.h"
#include <iomanip>
#include "CPUTBufferDX11.h"
// important to use the right CPUT namespace
void UpdateConstantBuffer(ID3D11DeviceContext *pDeviceCtx, ID3D11Buffer *pCB, const void *pData, size_t DataSize);
extern const char *gpDefaultShaderSource;
class CParallelLightCamera : public CPUTCamera
{
public:
virtual void Update( float deltaSeconds=0.0f ) {
mView = inverse(*GetWorldMatrix());
};
};
// Constructor
//-----------------------------------------------------------------------------
CLightScatteringSample::CLightScatteringSample() :
m_pCathedralAssetSet(NULL),
m_pStainedGlassAssetSet(NULL),
m_pTerrainAssetSet(NULL),
m_pCageAssetSet(NULL),
m_pKleigAssetSet(NULL),
m_pSkyLightAssetSet(NULL),
mpCameraController(NULL),
m_pLightController(NULL),
m_uiShadowMapResolution( 1024 ),
m_bEnableLightScattering(true),
m_pShadowMap(NULL),
m_pStainedGlassMap(NULL),
m_pStainedGlassDepth(NULL),
m_pOffscreenRenderTarget(NULL),
m_pOffscreenDepth(NULL),
m_f3PrevDirOnLight(0,0,0),
m_f3PrevLightPosition(0,0,0),
m_f3PrevSpotLightAxis(0,0,0),
m_fLightIntensity(12.f),
m_fSpotLightAngle(D3DX_PI/6.f),
m_fPrevSpotLightAngle(0),
m_f4LightColor(1.f, 1.f, 1.f, 1.f),
m_iGUIMode(1)
{
m_pLightSctrPP = new CLightSctrPostProcess;
}
// Destructor
//-----------------------------------------------------------------------------
CLightScatteringSample::~CLightScatteringSample()
{
Destroy();
SAFE_DELETE( m_pLightSctrPP );
}
void CLightScatteringSample::Destroy()
{
// release the model set
SAFE_RELEASE(m_pCathedralAssetSet);
SAFE_RELEASE(m_pStainedGlassAssetSet);
SAFE_RELEASE(m_pTerrainAssetSet);
SAFE_RELEASE(m_pCageAssetSet);
SAFE_RELEASE(m_pKleigAssetSet);
SAFE_RELEASE(m_pSkyLightAssetSet);
ReleaseAuxTextures();
ReleaseTmpBackBuffAndDepthBuff();
m_pLightSctrPP->OnDestroyDevice();
for(int iCam = 0; iCam < _countof(m_pViewCameras); ++iCam)
SAFE_RELEASE( m_pViewCameras[iCam] );
SAFE_RELEASE(m_pDirectionalLightCamera);
SAFE_RELEASE(m_pSpotLightCamera);
SAFE_RELEASE(m_pDirLightOrienationCamera);
SAFE_RELEASE(m_pSpotLightOrienationCamera);
SAFE_DELETE( mpCameraController);
SAFE_DELETE( m_pLightController);
m_pLightAttribsCB.Release();
}
// Handle keyboard events
//-----------------------------------------------------------------------------
CPUTEventHandledCode CLightScatteringSample::HandleKeyboardEvent(CPUTKey key)
{
CPUTEventHandledCode handled = CPUT_EVENT_UNHANDLED;
CPUTGuiControllerDX11* pGUI = CPUTGetGuiController();
cString filename;
switch(key)
{
case KEY_F1:
++m_iGUIMode;
if( m_iGUIMode>2 )
m_iGUIMode = 0;
if(m_iGUIMode==1)
pGUI->SetActivePanel(ID_MAIN_PANEL);
else if(m_iGUIMode==2)
pGUI->SetActivePanel(ID_SECONDARY_PANEL);
handled = CPUT_EVENT_HANDLED;
break;
case KEY_ESCAPE:
handled = CPUT_EVENT_HANDLED;
Shutdown();
break;
}
if((handled == CPUT_EVENT_UNHANDLED) && mpCameraController)
{
handled = mpCameraController->HandleKeyboardEvent(key);
}
if((handled == CPUT_EVENT_UNHANDLED) && m_pLightController)
{
handled = m_pLightController->HandleKeyboardEvent(key);
}
return handled;
}
// Handle mouse events
//-----------------------------------------------------------------------------
CPUTEventHandledCode CLightScatteringSample::HandleMouseEvent(int x, int y, int wheel, CPUTMouseState state)
{
CPUTEventHandledCode handled = CPUT_EVENT_UNHANDLED;
if( mpCameraController )
{
handled = mpCameraController->HandleMouseEvent(x,y,wheel, state);
}
if( (handled == CPUT_EVENT_UNHANDLED) && m_pLightController )
{
handled = m_pLightController->HandleMouseEvent(x,y,wheel, state);
}
return handled;
}
bool SelectColor(D3DXVECTOR4 &f4Color)
{
// Create an initial color from the current value
COLORREF InitColor = RGB( f4Color.x * 255.f, f4Color.y * 255.f, f4Color.z * 255.f );
COLORREF CustomColors[16];
// Now create a choose color structure with the original color as the default
CHOOSECOLOR ChooseColorInitStruct;
ZeroMemory( &ChooseColorInitStruct, sizeof(ChooseColorInitStruct));
CPUTOSServices::GetOSServices()->GetWindowHandle( &ChooseColorInitStruct.hwndOwner );
ChooseColorInitStruct.lStructSize = sizeof(ChooseColorInitStruct);
ChooseColorInitStruct.rgbResult = InitColor;
ChooseColorInitStruct.Flags = CC_ANYCOLOR | CC_FULLOPEN | CC_RGBINIT;
ChooseColorInitStruct.lpCustColors = CustomColors;
// Display a color selection dialog box and if the user does not cancel, select a color
if( ChooseColor( &ChooseColorInitStruct ) && ChooseColorInitStruct.rgbResult != 0)
{
// Get the new color
COLORREF NewColor = ChooseColorInitStruct.rgbResult;
f4Color.x = (float)(NewColor&0x0FF) / 255.f;
f4Color.y = (float)((NewColor>>8)&0x0FF) / 255.f;
f4Color.z = (float)((NewColor>>16)&0x0FF) / 255.f;
f4Color.w = 0;
return true;
}
return false;
}
// Handle any control callback events
//-----------------------------------------------------------------------------
void CLightScatteringSample::HandleCallbackEvent( CPUTEventID Event, CPUTControlID ControlID, CPUTControl* pControl )
{
cString SelectedItem;
CPUTGuiControllerDX11* pGUI = CPUTGetGuiController();
switch(ControlID)
{
case ID_FULLSCREEN_BUTTON:
CPUTToggleFullScreenMode();
pGUI->GetControl(ID_RLGH_COLOR_BTN)->SetEnable(!CPUTGetFullscreenState());
pGUI->GetControl(ID_MIE_COLOR_BTN)->SetEnable(!CPUTGetFullscreenState());
pGUI->GetControl(ID_POINT_LIGHT_COLOR_BTN)->SetEnable(!CPUTGetFullscreenState() && (m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT || m_PPAttribs.m_uiLightType == LIGHT_TYPE_POINT));
break;
case ID_ENABLE_LIGHT_SCATTERING:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_bEnableLightScattering = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_LIGHT_SCTR_TECHNIQUE:
{
CPUTDropdown* pDropDown = static_cast<CPUTDropdown*>(pControl);
UINT uiSelectedItem;
pDropDown->GetSelectedItem(uiSelectedItem);
m_PPAttribs.m_uiLightSctrTechnique = uiSelectedItem;
break;
}
case ID_LIGHT_TYPE:
{
CPUTDropdown* pDropDown = static_cast<CPUTDropdown*>(pControl);
UINT uiSelectedItem;
pDropDown->GetSelectedItem(uiSelectedItem);
m_PPAttribs.m_uiLightType = uiSelectedItem;
// We need to re-generate shadow map
m_f3PrevDirOnLight = m_f3PrevSpotLightAxis = D3DXVECTOR3(0,0,0);
m_pLightController->SetCamera( (m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL) ? m_pDirLightOrienationCamera : m_pSpotLightOrienationCamera );
mpCameraController->SetCamera( m_pViewCameras[m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL ? 0 : 1] );
pGUI->GetControl(ID_SHOW_STAINED_GLASS)->SetEnable(m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL);
pGUI->GetControl(ID_POINT_LIGHT_COLOR_BTN)->SetEnable(!CPUTGetFullscreenState() && (m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT || m_PPAttribs.m_uiLightType == LIGHT_TYPE_POINT));
pGUI->GetControl(ID_SPOT_LIGHT_ANGLE_SLIDER)->SetEnable(m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT);
pGUI->GetControl(ID_INSCTR_INTGL_EVAL_METHOD)->SetEnable( m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT || m_PPAttribs.m_uiLightType == LIGHT_TYPE_POINT );
m_PPAttribs.m_bStainedGlass = ( ((CPUTCheckbox*)pGUI->GetControl(ID_SHOW_STAINED_GLASS))->GetCheckboxState() == CPUT_CHECKBOX_CHECKED ) && (m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL);
break;
}
case ID_SHADOW_MAP_RESOLUTION:
{
CPUTDropdown* pDropDown = static_cast<CPUTDropdown*>(pControl);
UINT uiSelectedItem;
pDropDown->GetSelectedItem(uiSelectedItem);
// uiSelectedItem is 1-based
m_uiShadowMapResolution = 512 << uiSelectedItem;
CreateAuxTextures(mpD3dDevice);
// We need to re-generate shadow map
m_f3PrevDirOnLight = m_f3PrevSpotLightAxis = D3DXVECTOR3(0,0,0);
break;
}
case ID_NUM_EPIPOLAR_SLICES:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
float fSliderVal;
pSlider->GetValue(fSliderVal);
m_PPAttribs.m_uiNumEpipolarSlices = 1 << (int)fSliderVal;
std::wstringstream NumSlicesSS;
NumSlicesSS << "Epipolar slices: " << m_PPAttribs.m_uiNumEpipolarSlices;
pSlider->SetText( NumSlicesSS.str().c_str() );
break;
}
case ID_NUM_SAMPLES_IN_EPIPOLAR_SLICE:
{
CPUTSlider* pNumSamplesSlider = static_cast<CPUTSlider*>(pControl);
float fSliderVal;
pNumSamplesSlider->GetValue(fSliderVal);
m_PPAttribs.m_uiMaxSamplesInSlice = 1 << (int)fSliderVal;
std::wstringstream NumSamplesSS;
NumSamplesSS << "Total samples in slice: " << m_PPAttribs.m_uiMaxSamplesInSlice;
pNumSamplesSlider->SetText( NumSamplesSS.str().c_str() );
{
CPUTSlider* pInitialSamplesSlider = static_cast<CPUTSlider*>(pGUI->GetControl(ID_INITIAL_SAMPLE_STEP_IN_EPIPOLAR_SLICE));
unsigned long ulStartVal=0, ulEndVal, ulCurrVal;
BitScanForward(&ulEndVal, m_PPAttribs.m_uiMaxSamplesInSlice / m_iMinInitialSamplesInEpipolarSlice);
pInitialSamplesSlider->SetScale( (float)ulStartVal, (float)ulEndVal, ulEndVal-ulStartVal+1 );
if( m_PPAttribs.m_uiInitialSampleStepInSlice > (1u<<ulEndVal) )
{
m_PPAttribs.m_uiInitialSampleStepInSlice = 1 << ulEndVal;
std::wstringstream InitialSamplesStepSS;
InitialSamplesStepSS << "Initial sample step: " << m_PPAttribs.m_uiInitialSampleStepInSlice;
pInitialSamplesSlider->SetText( InitialSamplesStepSS.str().c_str() );
}
BitScanForward(&ulCurrVal, m_PPAttribs.m_uiInitialSampleStepInSlice);
pInitialSamplesSlider->SetValue( (float)ulCurrVal );
}
break;
}
case ID_INITIAL_SAMPLE_STEP_IN_EPIPOLAR_SLICE:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
float fSliderVal;
pSlider->GetValue(fSliderVal);
m_PPAttribs.m_uiInitialSampleStepInSlice = 1 << (int)fSliderVal;
std::wstringstream InitialSamplesStepSS;
InitialSamplesStepSS << "Initial sample step: " << m_PPAttribs.m_uiInitialSampleStepInSlice;
pSlider->SetText( InitialSamplesStepSS.str().c_str() );
break;
}
case ID_EPIPOLE_SAMPLING_DENSITY_FACTOR:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
float fSliderVal;
pSlider->GetValue(fSliderVal);
m_PPAttribs.m_uiEpipoleSamplingDensityFactor = 1 << (int)fSliderVal;
std::wstringstream EpipoleSamplingDensitySS;
EpipoleSamplingDensitySS << "Epipole sampling density: " << m_PPAttribs.m_uiEpipoleSamplingDensityFactor;
pSlider->SetText( EpipoleSamplingDensitySS.str().c_str() );
break;
}
case ID_REFINEMENT_THRESHOLD:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
pSlider->GetValue(m_PPAttribs.m_fRefinementThreshold);
m_PPAttribs.m_fRefinementThreshold *= GetSceneExtent();
break;
}
case ID_DOWNSCALE_FACTOR:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
pSlider->GetValue(m_PPAttribs.m_fDownscaleFactor);
std::wstringstream DownscaleFactorSS;
DownscaleFactorSS.precision(2);
DownscaleFactorSS.setf( std::ios_base::fixed );
DownscaleFactorSS << "Downscale factor: " << m_PPAttribs.m_fDownscaleFactor;
pSlider->SetText( DownscaleFactorSS.str().c_str() );
break;
}
case ID_SHOW_SAMPLING:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bShowSampling = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_MIN_MAX_SHADOW_MAP_OPTIMIZATION:
{
CPUTDropdown *pDropDown = static_cast<CPUTDropdown*>(pControl);
UINT uiSelectedItem;
pDropDown->GetSelectedItem(uiSelectedItem);
m_PPAttribs.m_uiAccelStruct = uiSelectedItem;
break;
}
case ID_INSCTR_INTGL_EVAL_METHOD:
{
CPUTDropdown *pDropDown = static_cast<CPUTDropdown*>(pControl);
UINT uiSelectedItem;
pDropDown->GetSelectedItem(uiSelectedItem);
m_PPAttribs.m_uiInsctrIntglEvalMethod = uiSelectedItem;
break;
}
case ID_CORRECT_SCATTERING_AT_DEPTH_BREAKS:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bCorrectScatteringAtDepthBreaks = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_LIGHT_INTENSITY:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
pSlider->GetValue(m_fLightIntensity);
break;
}
case ID_EXPOSURE:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
pSlider->GetValue(m_PPAttribs.m_fExposure);
break;
}
case ID_OPTIMIZE_SAMPLE_LOCATIONS:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bOptimizeSampleLocations = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_SHOW_DEPTH_BREAKS:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bShowDepthBreaks = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_SHOW_STAINED_GLASS:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bStainedGlass = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
if( m_PPAttribs.m_bStainedGlass )
{
// We need to re-generate shadow map
m_f3PrevDirOnLight = m_f3PrevSpotLightAxis = D3DXVECTOR3(0,0,0);
}
else
{
// Clear stained glass depth so that stained glass color does not affect the shading
mpContext->ClearDepthStencilView(m_pStainedGlassDepth->GetDepthBufferView(), D3D11_CLEAR_DEPTH, 0.f, 0);
}
break;
}
case ID_ANISOTROPIC_PHASE_FUNC:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bAnisotropicPhaseFunction = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_SHOW_LIGHTING_ONLY_CHECK:
{
CPUTCheckbox *pCheckBox = static_cast<CPUTCheckbox*>(pControl);
m_PPAttribs.m_bShowLightingOnly = pCheckBox->GetCheckboxState() == CPUT_CHECKBOX_CHECKED;
break;
}
case ID_RLGH_COLOR_BTN:
{
D3DXVECTOR4 f4RlghColor = m_PPAttribs.m_f4RayleighBeta / SPostProcessingAttribs().m_f4RayleighBeta.z;
if( SelectColor(f4RlghColor ) )
{
m_PPAttribs.m_f4RayleighBeta = f4RlghColor * SPostProcessingAttribs().m_f4RayleighBeta.z;
}
break;
}
case ID_MIE_COLOR_BTN:
{
D3DXVECTOR4 f4MieColor = m_PPAttribs.m_f4MieBeta / SPostProcessingAttribs().m_f4MieBeta.x;
if( SelectColor(f4MieColor ) )
{
m_PPAttribs.m_f4MieBeta = f4MieColor * SPostProcessingAttribs().m_f4MieBeta.x;
}
break;
}
case ID_POINT_LIGHT_COLOR_BTN:
{
SelectColor(m_f4LightColor);
break;
}
case ID_SPOT_LIGHT_ANGLE_SLIDER:
{
CPUTSlider* pSlider = static_cast<CPUTSlider*>(pControl);
pSlider->GetValue(m_fSpotLightAngle);
m_pSpotLightCamera->SetFov( m_fSpotLightAngle * 2.f );
break;
}
default:
break;
}
}
// Handle resize events
//-----------------------------------------------------------------------------
void CLightScatteringSample::ResizeWindow(UINT width, UINT height)
{
if( width == 0 || height == 0 )
return;
// Before we can resize the swap chain, we must release any references to it.
// We could have a "AssetLibrary::ReleaseSwapChainResources(), or similar. But,
// Generic "release all" works, is simpler to implement/maintain, and is not performance critical.
//pAssetLibrary->ReleaseTexturesAndBuffers();
CPUT_DX11::ResizeWindow( width, height );
for(int iCam = 0; iCam < _countof(m_pViewCameras); ++iCam)
m_pViewCameras[iCam]->SetAspectRatio(((float)width)/((float)height));
m_pLightSctrPP->OnResizedSwapChain(mpD3dDevice, width, height );
m_pOffscreenRenderTarget->RecreateRenderTarget(width, height);
m_pOffscreenDepth->RecreateRenderTarget(width, height);
//pAssetLibrary->RebindTexturesAndBuffers();
}
void CLightScatteringSample::ReleaseTmpBackBuffAndDepthBuff()
{
SAFE_DELETE(m_pOffscreenRenderTarget);
SAFE_DELETE(m_pOffscreenDepth);
}
HRESULT CLightScatteringSample::CreateTmpBackBuffAndDepthBuff(ID3D11Device* pd3dDevice)
{
ReleaseTmpBackBuffAndDepthBuff();
DXGI_SWAP_CHAIN_DESC SwapChainDesc;
mpSwapChain->GetDesc(&SwapChainDesc);
SAFE_DELETE(m_pOffscreenRenderTarget);
m_pOffscreenRenderTarget = new CPUTRenderTargetColor();
m_pOffscreenRenderTarget->CreateRenderTarget(
cString( _L("OffscreenRenderTarget") ),
SwapChainDesc.BufferDesc.Width, //UINT Width
SwapChainDesc.BufferDesc.Height, //UINT Height
DXGI_FORMAT_R8G8B8A8_UNORM_SRGB);
SAFE_DELETE(m_pOffscreenDepth);
m_pOffscreenDepth = new CPUTRenderTargetDepth();
m_pOffscreenDepth->CreateRenderTarget(
cString( _L("OffscreenDepthBuffer") ),
SwapChainDesc.BufferDesc.Width, //UINT Width
SwapChainDesc.BufferDesc.Height, //UINT Height
DXGI_FORMAT_D32_FLOAT );
return D3D_OK;
}
void CLightScatteringSample::ReleaseAuxTextures()
{
// Check for the existance of a shadow map buffer and if it exists, destroy it and set its pointer to NULL
// Release the light space depth shader resource and depth stencil views
SAFE_DELETE(m_pShadowMap);
SAFE_DELETE(m_pStainedGlassMap);
SAFE_DELETE(m_pStainedGlassDepth);
}
HRESULT CLightScatteringSample::CreateAuxTextures(ID3D11Device* pd3dDevice)
{
HRESULT hr;
if( !m_pShadowMap )
{
m_pShadowMap = new CPUTRenderTargetDepth();
hr = m_pShadowMap->CreateRenderTarget(
cString( _L("$shadow_depth") ),
m_uiShadowMapResolution, //UINT Width
m_uiShadowMapResolution, //UINT Height
DXGI_FORMAT_D32_FLOAT );
}
else
m_pShadowMap->RecreateRenderTarget(m_uiShadowMapResolution, m_uiShadowMapResolution);
if( !m_pStainedGlassMap )
{
m_pStainedGlassMap = new CPUTRenderTargetColor();
hr = m_pStainedGlassMap->CreateRenderTarget(
cString( _L("$StainedGlass") ),
m_uiShadowMapResolution, //UINT Width
m_uiShadowMapResolution, //UINT Height
DXGI_FORMAT_R16G16B16A16_UNORM );
}
else
m_pStainedGlassMap->RecreateRenderTarget(m_uiShadowMapResolution, m_uiShadowMapResolution);
if( !m_pStainedGlassDepth )
{
m_pStainedGlassDepth = new CPUTRenderTargetDepth();
hr = m_pStainedGlassDepth->CreateRenderTarget(
cString( _L("$StainedGlassDepth") ),
m_uiShadowMapResolution, //UINT Width
m_uiShadowMapResolution, //UINT Height
DXGI_FORMAT_D32_FLOAT );
}
else
m_pStainedGlassDepth->RecreateRenderTarget(m_uiShadowMapResolution, m_uiShadowMapResolution);
mpContext->ClearDepthStencilView(m_pStainedGlassDepth->GetDepthBufferView(), D3D11_CLEAR_DEPTH, 0.f, 0);
CPUTAssetLibrary *pAssetLibrary = CPUTAssetLibrary::GetAssetLibrary();
pAssetLibrary->RebindTexturesAndBuffers();
return D3D_OK;
}
float CLightScatteringSample::GetSceneExtent()
{
return D3DXVec3Length( &(m_pvSceneBoundBoxCorners[0]-m_pvSceneBoundBoxCorners[7]) );
}
// Handle OnCreation events
//-----------------------------------------------------------------------------
void CLightScatteringSample::Create()
{
CPUTAssetLibrary* pAssetLibrary = CPUTAssetLibrary::GetAssetLibrary();
CPUTGuiControllerDX11* pGUI = CPUTGetGuiController();
pGUI->DrawFPS(true);
/*
* Initialize GUI
*/
//
// Create buttons
//
CPUTButton* pButton = NULL;
pGUI->CreateButton(_L("Fullscreen"), ID_FULLSCREEN_BUTTON, ID_MAIN_PANEL, &pButton);
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Enable light scattering", ID_ENABLE_LIGHT_SCATTERING, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_bEnableLightScattering ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTDropdown* pDropDown = NULL;
pGUI->CreateDropdown( L"Epipolar sampling", ID_LIGHT_SCTR_TECHNIQUE, ID_MAIN_PANEL, &pDropDown);
pDropDown->AddSelectionItem( L"Brute force ray marching" );
// SelectedItem is 1-based
pDropDown->SetSelectedItem(m_PPAttribs.m_uiLightSctrTechnique+1);
}
{
CPUTDropdown* pDropDown = NULL;
pGUI->CreateDropdown( L"Light type: directional", ID_LIGHT_TYPE, ID_MAIN_PANEL, &pDropDown);
pDropDown->AddSelectionItem( L"Light type: spot" );
//pDropDown->AddSelectionItem( L"Light type: point" );
// SelectedItem is 1-based
pDropDown->SetSelectedItem(m_PPAttribs.m_uiLightType+1);
}
{
CPUTDropdown* pDropDown = NULL;
pGUI->CreateDropdown( L"Shadow Map res: 512x512", ID_SHADOW_MAP_RESOLUTION, ID_MAIN_PANEL, &pDropDown);
pDropDown->AddSelectionItem( L"Shadow Map res: 1024x1024" );
pDropDown->AddSelectionItem( L"Shadow Map res: 2048x2048" );
pDropDown->AddSelectionItem( L"Shadow Map res: 4096x4096" );
unsigned long ulCurrVal;
BitScanForward(&ulCurrVal, m_uiShadowMapResolution);
// SelectedItem is 1-based
pDropDown->SetSelectedItem(ulCurrVal-9 + 1);
}
{
CPUTSlider* pSlider = NULL;
std::wstringstream NumSlicesSS;
NumSlicesSS << "Epipolar slices: " << m_PPAttribs.m_uiNumEpipolarSlices;
pGUI->CreateSlider( NumSlicesSS.str().c_str(), ID_NUM_EPIPOLAR_SLICES, ID_MAIN_PANEL, &pSlider);
unsigned long ulStartVal, ulEndVal, ulCurrVal;
BitScanForward(&ulStartVal, m_iMinEpipolarSlices);
BitScanForward(&ulEndVal, m_iMaxEpipolarSlices);
pSlider->SetScale( (float)ulStartVal, (float)ulEndVal, ulEndVal-ulStartVal+1 );
BitScanForward(&ulCurrVal, m_PPAttribs.m_uiNumEpipolarSlices);
pSlider->SetValue( (float)ulCurrVal );
}
{
CPUTSlider* pSlider = NULL;
std::wstringstream NumSamplesSS;
NumSamplesSS << "Total samples in slice: " << m_PPAttribs.m_uiMaxSamplesInSlice;
pGUI->CreateSlider( NumSamplesSS.str().c_str(), ID_NUM_SAMPLES_IN_EPIPOLAR_SLICE, ID_MAIN_PANEL, &pSlider);
unsigned long ulStartVal, ulEndVal, ulCurrVal;
BitScanForward(&ulStartVal, m_iMinSamplesInEpipolarSlice);
BitScanForward(&ulEndVal, m_iMaxSamplesInEpipolarSlice);
pSlider->SetScale( (float)ulStartVal, (float)ulEndVal, ulEndVal-ulStartVal+1 );
BitScanForward(&ulCurrVal, m_PPAttribs.m_uiMaxSamplesInSlice);
pSlider->SetValue( (float)ulCurrVal );
}
{
CPUTSlider* pSlider = NULL;
std::wstringstream InitialSamplesStepSS;
InitialSamplesStepSS << "Initial sample step: " << m_PPAttribs.m_uiInitialSampleStepInSlice;
pGUI->CreateSlider( InitialSamplesStepSS.str().c_str(), ID_INITIAL_SAMPLE_STEP_IN_EPIPOLAR_SLICE, ID_MAIN_PANEL, &pSlider);
unsigned long ulStartVal=0, ulEndVal, ulCurrVal;
BitScanForward(&ulEndVal, m_PPAttribs.m_uiMaxSamplesInSlice / m_iMinInitialSamplesInEpipolarSlice);
pSlider->SetScale( (float)ulStartVal, (float)ulEndVal, ulEndVal-ulStartVal+1 );
BitScanForward(&ulCurrVal, m_PPAttribs.m_uiInitialSampleStepInSlice);
pSlider->SetValue( (float)ulCurrVal );
}
{
CPUTSlider* pSlider = NULL;
std::wstringstream EpipoleSamplingDensitySS;
EpipoleSamplingDensitySS << "Epipole sampling density: " << m_PPAttribs.m_uiEpipoleSamplingDensityFactor;
pGUI->CreateSlider( EpipoleSamplingDensitySS.str().c_str(), ID_EPIPOLE_SAMPLING_DENSITY_FACTOR, ID_MAIN_PANEL, &pSlider);
unsigned long ulStartVal=0, ulEndVal, ulCurrVal;
BitScanForward(&ulEndVal, m_iMaxEpipoleSamplingDensityFactor);
pSlider->SetScale( (float)ulStartVal, (float)ulEndVal, ulEndVal-ulStartVal+1 );
BitScanForward(&ulCurrVal, m_PPAttribs.m_uiEpipoleSamplingDensityFactor);
pSlider->SetValue( (float)ulCurrVal );
}
{
CPUTSlider* pSlider = NULL;
pGUI->CreateSlider( L"Refinement threshold", ID_REFINEMENT_THRESHOLD, ID_MAIN_PANEL, &pSlider);
pSlider->SetScale( 0.005f, 0.1f, 100 );
pSlider->SetValue( m_PPAttribs.m_fRefinementThreshold );
}
{
CPUTSlider* pSlider = NULL;
std::wstringstream DownscaleFactorSS;
DownscaleFactorSS.precision(2);
DownscaleFactorSS.setf( std::ios_base::fixed );
DownscaleFactorSS << "Downscale factor: " << m_PPAttribs.m_fDownscaleFactor;
pGUI->CreateSlider( DownscaleFactorSS.str().c_str(), ID_DOWNSCALE_FACTOR, ID_MAIN_PANEL, &pSlider);
pSlider->SetScale( 1.f, 8.f, 15 );
pSlider->SetValue( m_PPAttribs.m_fDownscaleFactor );
}
{
CPUTSlider* pSlider = NULL;
pGUI->CreateSlider( L"Light intensity", ID_LIGHT_INTENSITY, ID_MAIN_PANEL, &pSlider);
pSlider->SetScale( 1.f, 50.f, 50 );
pSlider->SetValue( m_fLightIntensity );
}
{
CPUTSlider* pSlider = NULL;
pGUI->CreateSlider( L"Exposure", ID_EXPOSURE, ID_MAIN_PANEL, &pSlider);
pSlider->SetScale( 0.2f, 5.f, 50 );
pSlider->SetValue( m_PPAttribs.m_fExposure );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Show sampling", ID_SHOW_SAMPLING, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bShowSampling ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTDropdown* pDropDown = NULL;
pGUI->CreateDropdown( L"Acceleration: none", ID_MIN_MAX_SHADOW_MAP_OPTIMIZATION, ID_MAIN_PANEL, &pDropDown);
pDropDown->AddSelectionItem( L"Acceleration: min/max tree" );
//pDropDown->AddSelectionItem( L"Acceleration: BV tree" );
// SelectedItem is 1-based
pDropDown->SetSelectedItem(m_PPAttribs.m_uiAccelStruct + 1);
}
{
CPUTDropdown* pDropDown = NULL;
pGUI->CreateDropdown( L"Insctr integral: My LUT", ID_INSCTR_INTGL_EVAL_METHOD, ID_MAIN_PANEL, &pDropDown);
pDropDown->AddSelectionItem( L"Insctr integral: Sun et al." );
pDropDown->AddSelectionItem( L"Insctr integral: Analytic." );
// SelectedItem is 1-based
pDropDown->SetSelectedItem(m_PPAttribs.m_uiInsctrIntglEvalMethod + 1);
pDropDown->SetEnable( m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT || m_PPAttribs.m_uiLightType == LIGHT_TYPE_POINT );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Optimize sample locations", ID_OPTIMIZE_SAMPLE_LOCATIONS, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bOptimizeSampleLocations ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Correction at depth breaks", ID_CORRECT_SCATTERING_AT_DEPTH_BREAKS, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bCorrectScatteringAtDepthBreaks ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Show depth breaks", ID_SHOW_DEPTH_BREAKS, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bShowDepthBreaks ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Stained glass", ID_SHOW_STAINED_GLASS, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bStainedGlass ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
pCheckBox->SetEnable( m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Anisotropic phase func", ID_ANISOTROPIC_PHASE_FUNC, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bAnisotropicPhaseFunction ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTCheckbox *pCheckBox = NULL;
pGUI->CreateCheckbox( L"Lighting only", ID_SHOW_LIGHTING_ONLY_CHECK, ID_MAIN_PANEL, &pCheckBox);
pCheckBox->SetCheckboxState( m_PPAttribs.m_bShowLightingOnly ? CPUT_CHECKBOX_CHECKED : CPUT_CHECKBOX_UNCHECKED );
}
{
CPUTButton *pBtn = NULL;
pGUI->CreateButton( L"Set Rayleigh color", ID_RLGH_COLOR_BTN, ID_MAIN_PANEL, &pBtn);
pBtn->SetEnable(!CPUTGetFullscreenState());
}
{
CPUTButton *pBtn = NULL;
pGUI->CreateButton( L"Set Mie color", ID_MIE_COLOR_BTN, ID_MAIN_PANEL, &pBtn);
pBtn->SetEnable(!CPUTGetFullscreenState());
}
{
CPUTButton *pBtn = NULL;
pGUI->CreateButton( L"Set spot light color", ID_POINT_LIGHT_COLOR_BTN, ID_MAIN_PANEL, &pBtn);
pBtn->SetEnable( !CPUTGetFullscreenState() && (m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT || m_PPAttribs.m_uiLightType == LIGHT_TYPE_POINT) );
}
{
CPUTSlider* pSlider = NULL;
pGUI->CreateSlider( L"Spot light angle", ID_SPOT_LIGHT_ANGLE_SLIDER, ID_MAIN_PANEL, &pSlider);
pSlider->SetScale( D3DX_PI/12, D3DX_PI/4, 50 );
pSlider->SetValue( m_fSpotLightAngle );
pSlider->SetEnable( m_PPAttribs.m_uiLightType == LIGHT_TYPE_SPOT);
}
pGUI->CreateText( _L("F1 for Help"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("[Escape] to quit application"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("A,S,D,F - move camera position"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("Q - camera position down"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("E - camera position up"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("[Shift] - accelerate camera movement"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("mouse + left click - camera look rotation"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
pGUI->CreateText( _L("mouse + right click - light rotation"), ID_IGNORE_CONTROL_ID, ID_SECONDARY_PANEL);
//
// Make the main panel active
//
pGUI->SetActivePanel(ID_MAIN_PANEL);
CreateTmpBackBuffAndDepthBuff(mpD3dDevice);
// Create shadow map before other assets!!!
HRESULT hResult = CreateAuxTextures(mpD3dDevice);
if( FAILED( hResult ) )
return;
pAssetLibrary->SetMediaDirectoryName( _L("Media\\"));
// Add our programatic (and global) material parameters
CPUTMaterial::mGlobalProperties.AddValue( _L("cbPerFrameValues"), _L("$cbPerFrameValues") );
CPUTMaterial::mGlobalProperties.AddValue( _L("cbPerModelValues"), _L("#cbPerModelValues") );
// Create default shaders
CPUTPixelShaderDX11 *pPS = CPUTPixelShaderDX11::CreatePixelShaderFromMemory( _L("$DefaultShader"), mpD3dDevice, _L("PSMain"), _L("ps_4_0"), gpDefaultShaderSource );
CPUTPixelShaderDX11 *pPSNoTex = CPUTPixelShaderDX11::CreatePixelShaderFromMemory( _L("$DefaultShaderNoTexture"), mpD3dDevice, _L("PSMainNoTexture"), _L("ps_4_0"), gpDefaultShaderSource );
CPUTVertexShaderDX11 *pVS = CPUTVertexShaderDX11::CreateVertexShaderFromMemory( _L("$DefaultShader"), mpD3dDevice, _L("VSMain"), _L("vs_4_0"), gpDefaultShaderSource );
CPUTVertexShaderDX11 *pVSNoTex = CPUTVertexShaderDX11::CreateVertexShaderFromMemory( _L("$DefaultShaderNoTexture"), mpD3dDevice, _L("VSMainNoTexture"), _L("vs_4_0"), gpDefaultShaderSource );
// We just want to create them, which adds them to the library. We don't need them any more so release them, leaving refCount at 1 (only library owns a ref)
SAFE_RELEASE(pPS);
SAFE_RELEASE(pPSNoTex);
SAFE_RELEASE(pVS);
SAFE_RELEASE(pVSNoTex);
int width, height;
CPUTOSServices::GetOSServices()->GetClientDimensions(&width, &height);
CPUTRenderStateBlockDX11 *pBlock = new CPUTRenderStateBlockDX11();
CPUTRenderStateDX11 *pStates = pBlock->GetState();
// Override default sampler desc for our default shadowing sampler
pStates->SamplerDesc[1].Filter = D3D11_FILTER_COMPARISON_MIN_MAG_LINEAR_MIP_POINT;
pStates->SamplerDesc[1].AddressU = D3D11_TEXTURE_ADDRESS_BORDER;
pStates->SamplerDesc[1].AddressV = D3D11_TEXTURE_ADDRESS_BORDER;
pStates->SamplerDesc[1].ComparisonFunc = D3D11_COMPARISON_GREATER;
pBlock->CreateNativeResources();
CPUTAssetLibrary::GetAssetLibrary()->AddRenderStateBlock( _L("$DefaultRenderStates"), pBlock );
D3D11_BUFFER_DESC CBDesc =
{
sizeof(D3DXVECTOR4)*2,
D3D11_USAGE_DYNAMIC,
D3D11_BIND_CONSTANT_BUFFER,
D3D11_CPU_ACCESS_WRITE, //UINT CPUAccessFlags
0, //UINT MiscFlags;
0, //UINT StructureByteStride;
};
mpD3dDevice->CreateBuffer( &CBDesc, NULL, &m_pLightAttribsCB);
CPUTBufferDX11 *pCPUTLightAttribsBuff = new CPUTBufferDX11();
pCPUTLightAttribsBuff->SetBufferAndViews(m_pLightAttribsCB, NULL, NULL);
CPUTAssetLibrary::GetAssetLibrary()->AddConstantBuffer( _L("$LightAttribsCB"), pCPUTLightAttribsBuff );
pCPUTLightAttribsBuff->Release();
pBlock->Release(); // We're done with it. The library owns it now.
// Initialize
pAssetLibrary->SetAllAssetDirectoryNames( _L("media/Cage/Asset/") );
pAssetLibrary->SetMaterialDirectoryName( _L("media/Cage/Material/") );
pAssetLibrary->SetTextureDirectoryName( _L("media/Cage/Texture/") );
pAssetLibrary->SetShaderDirectoryName( _L("media/Cage/shader/") );
m_pCageAssetSet = pAssetLibrary->GetAssetSet( _L("cage_01") );
m_pKleigAssetSet = pAssetLibrary->GetAssetSet( _L("kleig") );
m_pSkyLightAssetSet = pAssetLibrary->GetAssetSet( _L("skyLight") );
pAssetLibrary->SetAllAssetDirectoryNames( _L("media/cathedral/Asset/") );
pAssetLibrary->SetMaterialDirectoryName( _L("media/cathedral/Material/") );
pAssetLibrary->SetTextureDirectoryName( _L("media/cathedral/Texture/") );
pAssetLibrary->SetShaderDirectoryName( _L("media/shader/") );
m_pCathedralAssetSet = pAssetLibrary->GetAssetSet( _L("cathedral_02_noGlass") );
ASSERT( m_pCathedralAssetSet, _L("Failed loading cathedral.") );
m_pStainedGlassAssetSet = pAssetLibrary->GetAssetSet( _L("glass_01") );
ASSERT( m_pStainedGlassAssetSet, _L("Failed loading stained glass.") );
pAssetLibrary->SetAllAssetDirectoryNames( _L("media/terrain/Asset/") );
pAssetLibrary->SetMaterialDirectoryName( _L("media/terrain/Material/") );
pAssetLibrary->SetTextureDirectoryName( _L("media/terrain/Texture/") );
pAssetLibrary->SetShaderDirectoryName( _L("media/shader/") );
m_pTerrainAssetSet = pAssetLibrary->GetAssetSet( _L("terrain_01") );
ASSERT( m_pTerrainAssetSet, _L("Failed loading terrain.") );
//
// Create camera
//
for(int iCam = 0; iCam < _countof(m_pViewCameras); ++iCam)
{
m_pViewCameras[iCam] = new CPUTCamera;
m_pViewCameras[iCam]->SetAspectRatio(((float)width)/((float)height));
m_pViewCameras[iCam]->SetFov(XMConvertToRadians(60.0f));
}
m_pDirectionalLightCamera = new CParallelLightCamera();
m_pDirLightOrienationCamera = new CParallelLightCamera();
float4x4 LightOrientationWorld
(
0.66866267f, 0.35822296f, 0.65158772f, 0.00000000f,
0.17569630f, 0.77536952f, -0.60657483f, 0.00000000f,
-0.72251028f, 0.52007550f, 0.45552221f, 0.00000000f,
0.086703561f, 1.4985714f, 0.62183738f, 1.0000000f
);
m_pDirLightOrienationCamera->SetParentMatrix( LightOrientationWorld );
m_pDirLightOrienationCamera->Update();
m_pSpotLightOrienationCamera = new CParallelLightCamera();
float4x4 SpotLightOrientationWorld
(
0.66866267f, 0.35822296f, 0.65158772f, 0.00000000f,
0.17569630f, 0.77536952f, -0.60657483f, 0.00000000f,
-0.72251028f, 0.52007550f, 0.45552221f, 0.00000000f,
0.f, 0.f, 0.f, 1.0f
);
m_pSpotLightOrienationCamera->SetParentMatrix( SpotLightOrientationWorld );
m_pSpotLightOrienationCamera->Update();
m_pSpotLightCamera = new CPUTCamera;
m_pSpotLightCamera->SetAspectRatio( 1.f );
m_pSpotLightCamera->SetFov( m_fSpotLightAngle * 2.f );
float4x4 CathedralSceneCameraWorld
(
0.80447638f, 0.00000000f, 0.59398466f, 0.0000000f,
0.21147405f, 0.93447608f, -0.28641459f, 0.0000000f,
-0.55506444f, 0.35602611f, 0.75176394f, 0.0000000f,
1.8393451f, 0.47897750f, -5.0012612f, 1.0000000f
);
m_pViewCameras[0]->SetParentMatrix( CathedralSceneCameraWorld );
m_pViewCameras[0]->Update();
float4x4 CageSceneCameraWorld
(
0.94168627f, 0.00000000f, 0.33649212f, 0.00000000f,
-0.013452680f, 0.99920052f, 0.037647847f, 0.00000000f,
-0.33622313f, -0.039979182f, 0.94093347f, 0.00000000f,
0.79570317f, 5.1007614f, -6.9957843f, 1.0000000f
);
m_pViewCameras[1]->SetParentMatrix( CageSceneCameraWorld );
m_pViewCameras[1]->Update();
mpCameraController = new CPUTCameraControllerFPS();
mpCameraController->SetCamera( m_pViewCameras[m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL ? 0 : 1] );
mpCameraController->SetLookSpeed(0.002f);
mpCameraController->SetMoveSpeed(1.0f);
m_pLightController = new CPUTCameraControllerArcBall();
m_pLightController->SetCamera( (m_PPAttribs.m_uiLightType == LIGHT_TYPE_DIRECTIONAL) ? m_pDirLightOrienationCamera : m_pSpotLightOrienationCamera );
m_pLightController->SetLookSpeed(0.002f);
// Call ResizeWindow() because it creates some resources that our blur material needs (e.g., the back buffer)
ResizeWindow(width, height);
for(UINT j=0; j < m_pCathedralAssetSet->GetAssetCount(); j++)
{
CPUTRenderNode* pRenderNode = NULL;
m_pCathedralAssetSet->GetAssetByIndex(j, &pRenderNode);
float3 MeshCenter(0.f), MeshHalf(0.f);
pRenderNode->GetBoundingBoxRecursive(&MeshCenter, &MeshHalf);
for(int iBBCorner = 0; iBBCorner < 8; ++iBBCorner)
{
const float tmpBoundBoxScale = 2.5f;//( m_Scene == SCENE_CATHEDRAL ) ? 2.5f : 1.f;
m_pvSceneBoundBoxCorners[iBBCorner].x = MeshCenter.x + (iBBCorner & 0x01 ? 1.f : -1.f) * MeshHalf.x * tmpBoundBoxScale;
m_pvSceneBoundBoxCorners[iBBCorner].y = MeshCenter.y + (iBBCorner & 0x02 ? 1.f : -1.f) * MeshHalf.y * tmpBoundBoxScale;
m_pvSceneBoundBoxCorners[iBBCorner].z = MeshCenter.z + (iBBCorner & 0x04 ? 1.f : -1.f) * MeshHalf.z * tmpBoundBoxScale;
}
pRenderNode->Release();
}
float SceneExtent = GetSceneExtent();