void EEMCharges::_luDecompose(double** A, std::vector<int>& I, unsigned int dim) { unsigned int i, j, k, kMax, iMax; std::vector<double> vScales(dim, 0); double maxVal = 0, dummy = 0; double * pRowi = NULL; // first find the highest pivot element in each row and store it for implicit scaling for (i = 0; i < dim; ++i) { maxVal = 0.0; for (j = 0; j < dim; ++j) { if ((dummy=fabs(A[i][j])) > maxVal) { maxVal = dummy; } } if (maxVal == 0) { std::cerr << "EEMCharges: Warning singular matrix..." << std::endl; } vScales[i] = 1.0 / maxVal; } std::vector<double> colJ(dim); // variable to store local copy of column // loop over columns for (j = 0; j < dim; ++j) { // make a local copy of column j for (i = 0; i < dim; ++i) colJ[i] = A[i][j]; for (i = 0; i < dim; ++i) { pRowi = A[i]; dummy = pRowi[j]; kMax = i < j ? i : j; for (k = 0; k < kMax; ++k) dummy -= pRowi[k] * colJ[k]; colJ[i] = dummy; pRowi[j] = colJ[i]; } // search largest pivot element maxVal = 0.0; iMax = j; for (i = j + 1; i < dim; ++i) { if ((dummy = fabs(colJ[i]) * vScales[i]) >= maxVal) { maxVal = dummy; iMax = i; } } // check if we need to interchange rows if (j != iMax) // if current column index is not the maximal row index we need to interchange { // std::cerr << "Swap rows: " << iMax << " <-> " << j << std::endl; _swapRows(A, iMax, j, dim); vScales[iMax] = vScales[j]; } // store row index in I I[j] = iMax; // finally divide by the pivot element if (j != dim - 1) { dummy = 1.0 / A[j][j]; // A.GetValueAt(j,j); for (i = j + 1; i < dim; ++i) A[i][j] *= dummy; } } // next column return; }
void DrawMultiblend_DX9( CBaseVSShader *pShader, IMaterialVar** params, IShaderDynamicAPI *pShaderAPI, IShaderShadow* pShaderShadow, Multiblend_DX9_Vars_t &info, VertexCompressionType_t vertexCompression, CBasePerMaterialContextData **pContextDataPtr ) { CMultiblend_DX9_Context *pContextData = reinterpret_cast< CMultiblend_DX9_Context * > ( *pContextDataPtr );//TODO: DISABLE? bool bIsModel = IS_FLAG_SET( MATERIAL_VAR_MODEL ); bool bHasFoW = ( ( info.m_nFoW != -1 ) && ( params[ info.m_nFoW ]->IsTexture() != 0 ) ); if ( bHasFoW == true ) { ITexture *pTexture = params[ info.m_nFoW ]->GetTextureValue(); if ( ( pTexture->GetFlags() & TEXTUREFLAGS_RENDERTARGET ) == 0 ) { bHasFoW = false; } } int nLightingPreviewMode = IS_FLAG2_SET( MATERIAL_VAR2_USE_GBUFFER0 ) + 2 * IS_FLAG2_SET( MATERIAL_VAR2_USE_GBUFFER1 ); bool bHasSpec1 = ( info.m_nSpecTexture != -1 && params[ info.m_nSpecTexture ]->IsDefined() ); bool bHasSpec2 = ( info.m_nSpecTexture2 != -1 && params[ info.m_nSpecTexture2 ]->IsDefined() ); bool bHasSpec3 = ( info.m_nSpecTexture3 != -1 && params[ info.m_nSpecTexture3 ]->IsDefined() ); bool bHasSpec4 = ( info.m_nSpecTexture4 != -1 && params[ info.m_nSpecTexture4 ]->IsDefined() ); bool bUsingEditor = pShader->CanUseEditorMaterials(); // pShader->UsingEditor( params ); bool bSinglePassFlashlight = true; //TODO: DISABLE? bool bHasFlashlight = pShader->UsingFlashlight( params ); //TODO: DISABLE? #if 1 if ( pShader->IsSnapshotting() || ( !pContextData ) || ( pContextData->m_bMaterialVarsChanged ) ) { if ( !pContextData ) // make sure allocated { pContextData = new CMultiblend_DX9_Context; *pContextDataPtr = pContextData; } // need to regenerate the semistatic cmds pContextData->m_SemiStaticCmdsOut.Reset(); if ( bHasFlashlight ) { pContextData->m_SemiStaticCmdsOut.SetVertexShaderFlashlightState( VERTEX_SHADER_SHADER_SPECIFIC_CONST_6 ); CBCmdSetPixelShaderFlashlightState_t state; state.m_LightSampler = SHADER_SAMPLER13; state.m_DepthSampler = SHADER_SAMPLER14; state.m_ShadowNoiseSampler = SHADER_SAMPLER15; state.m_nColorConstant = 28; state.m_nAttenConstant = 13; state.m_nOriginConstant = 14; state.m_nDepthTweakConstant = 19; state.m_nScreenScaleConstant = 31; state.m_nWorldToTextureConstant = -1; state.m_bFlashlightNoLambert = false; state.m_bSinglePassFlashlight = bSinglePassFlashlight; pContextData->m_SemiStaticCmdsOut.SetPixelShaderFlashlightState( state ); } pContextData->m_SemiStaticCmdsOut.End(); } #endif SHADOW_STATE { pShader->SetInitialShadowState( ); pShaderShadow->EnableTexture( SHADER_SAMPLER1, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER2, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER3, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER4, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER5, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER6, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER7, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER8, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER9, true ); pShaderShadow->EnableSRGBRead( SHADER_SAMPLER1, true ); // Always SRGB read on base map 1 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER2, true ); // Always SRGB read on base map 2 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER3, true ); // Always SRGB read on base map 3 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER4, true ); // Always SRGB read on base map 4 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER6, true ); // Always SRGB read on spec map 1 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER7, true ); // Always SRGB read on spec map 1 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER8, true ); // Always SRGB read on spec map 1 pShaderShadow->EnableSRGBRead( SHADER_SAMPLER9, true ); // Always SRGB read on spec map 1 if( g_pHardwareConfig->GetHDRType() == HDR_TYPE_NONE ) { pShaderShadow->EnableSRGBRead( SHADER_SAMPLER5, true ); } else { pShaderShadow->EnableSRGBRead( SHADER_SAMPLER5, false ); } if ( bHasFoW ) { pShaderShadow->EnableTexture( SHADER_SAMPLER10, true ); } if( bHasFlashlight ) { pShaderShadow->EnableTexture( SHADER_SAMPLER13, true ); pShaderShadow->EnableTexture( SHADER_SAMPLER14, true ); pShaderShadow->SetShadowDepthFiltering( SHADER_SAMPLER14 ); pShaderShadow->EnableTexture( SHADER_SAMPLER15, true ); } pShaderShadow->EnableSRGBWrite( true ); pShaderShadow->EnableAlphaWrites( true ); // writing water fog alpha always. unsigned int flags = VERTEX_POSITION | VERTEX_NORMAL; int nTexCoordCount = 8; static int s_TexCoordSize[]={ 2, // 2, // 0, // 4, // alpha blend 4, // vertex / blend color 0 4, // vertex / blend color 1 4, // vertex / blend color 2 4 // vertex / blend color 3 }; pShaderShadow->VertexShaderVertexFormat( flags, nTexCoordCount, s_TexCoordSize, 0 ); int nShadowFilterMode = g_pHardwareConfig->GetShadowFilterMode(); #ifndef _X360 if ( !g_pHardwareConfig->HasFastVertexTextures() ) #endif { DECLARE_STATIC_VERTEX_SHADER( multiblend_vs20 ); SET_STATIC_VERTEX_SHADER_COMBO( SPECULAR, !bUsingEditor ); SET_STATIC_VERTEX_SHADER_COMBO( FOW, bHasFoW ); SET_STATIC_VERTEX_SHADER_COMBO( MODEL, bIsModel ); SET_STATIC_VERTEX_SHADER_COMBO( FLASHLIGHT, bHasFlashlight ); SET_STATIC_VERTEX_SHADER( multiblend_vs20 ); DECLARE_STATIC_PIXEL_SHADER( multiblend_ps20b ); SET_STATIC_PIXEL_SHADER_COMBO( LIGHTING_PREVIEW, nLightingPreviewMode ); SET_STATIC_PIXEL_SHADER_COMBO( FOW, bHasFoW ); SET_STATIC_PIXEL_SHADER_COMBO( FLASHLIGHT, bHasFlashlight ); SET_STATIC_PIXEL_SHADER_COMBO( FLASHLIGHTDEPTHFILTERMODE, nShadowFilterMode ); SET_STATIC_PIXEL_SHADER( multiblend_ps20b ); } #ifndef _X360 else { // The vertex shader uses the vertex id stream SET_FLAGS2( MATERIAL_VAR2_USES_VERTEXID ); DECLARE_STATIC_VERTEX_SHADER( multiblend_vs30 ); SET_STATIC_VERTEX_SHADER_COMBO( SPECULAR, !bUsingEditor ); SET_STATIC_VERTEX_SHADER_COMBO( FOW, bHasFoW ); SET_STATIC_VERTEX_SHADER_COMBO( MODEL, bIsModel ); SET_STATIC_VERTEX_SHADER_COMBO( FLASHLIGHT, bHasFlashlight ); SET_STATIC_VERTEX_SHADER( multiblend_vs30 ); // Bind ps_2_b shader so we can get Phong terms DECLARE_STATIC_PIXEL_SHADER( multiblend_ps30 ); SET_STATIC_PIXEL_SHADER_COMBO( LIGHTING_PREVIEW, nLightingPreviewMode ); SET_STATIC_PIXEL_SHADER_COMBO( FOW, bHasFoW ); SET_STATIC_PIXEL_SHADER_COMBO( FLASHLIGHT, bHasFlashlight ); SET_STATIC_PIXEL_SHADER_COMBO( FLASHLIGHTDEPTHFILTERMODE, nShadowFilterMode ); SET_STATIC_PIXEL_SHADER( multiblend_ps30 ); } #endif pShader->DefaultFog(); float flLScale = pShaderShadow->GetLightMapScaleFactor(); // Lighting constants pShader->PI_BeginCommandBuffer(); pShader->PI_SetPixelShaderAmbientLightCube( PSREG_AMBIENT_CUBE ); // pShader->PI_SetPixelShaderLocalLighting( PSREG_LIGHT_INFO_ARRAY ); pShader->PI_SetModulationPixelShaderDynamicState_LinearScale_ScaleInW( PSREG_CONSTANT_43, flLScale ); pShader->PI_EndCommandBuffer(); } DYNAMIC_STATE { pShaderAPI->SetDefaultState(); // Bind textures pShader->BindTexture( SHADER_SAMPLER1, info.m_nBaseTexture ); // Base Map 1 pShader->BindTexture( SHADER_SAMPLER2, info.m_nBaseTexture2 ); // Base Map 2 pShader->BindTexture( SHADER_SAMPLER3, info.m_nBaseTexture3 ); // Base Map 3 pShader->BindTexture( SHADER_SAMPLER4, info.m_nBaseTexture4 ); // Base Map 4 if ( bHasSpec1 == true ) { pShader->BindTexture( SHADER_SAMPLER6, info.m_nSpecTexture ); // Spec Map 1 } else { pShaderAPI->BindStandardTexture( SHADER_SAMPLER6, TEXTURE_BLACK ); } if ( bHasSpec2 == true ) { pShader->BindTexture( SHADER_SAMPLER7, info.m_nSpecTexture2 ); // Spec Map 2 } else { pShaderAPI->BindStandardTexture( SHADER_SAMPLER7, TEXTURE_BLACK ); } if ( bHasSpec3 == true ) { pShader->BindTexture( SHADER_SAMPLER8, info.m_nSpecTexture3 ); // Spec Map 3 } else { pShaderAPI->BindStandardTexture( SHADER_SAMPLER8, TEXTURE_BLACK ); } if ( bHasSpec4 == true ) { pShader->BindTexture( SHADER_SAMPLER9, info.m_nSpecTexture4 ); // Spec Map 4 } else { pShaderAPI->BindStandardTexture( SHADER_SAMPLER9, TEXTURE_BLACK ); } pShaderAPI->BindStandardTexture( SHADER_SAMPLER5, TEXTURE_LIGHTMAP ); bool bFlashlightShadows = false; #if 1 if( bHasFlashlight ) { VMatrix worldToTexture; ITexture *pFlashlightDepthTexture; FlashlightState_t state = pShaderAPI->GetFlashlightStateEx( worldToTexture, &pFlashlightDepthTexture ); pShader->BindTexture( SHADER_SAMPLER13, state.m_pSpotlightTexture, state.m_nSpotlightTextureFrame ); bFlashlightShadows = state.m_bEnableShadows; SetFlashLightColorFromState( state, pShaderAPI, PSREG_FLASHLIGHT_COLOR ); if( pFlashlightDepthTexture && g_pConfig->ShadowDepthTexture() && state.m_bEnableShadows ) { pShader->BindTexture( SHADER_SAMPLER14, pFlashlightDepthTexture ); pShaderAPI->BindStandardTexture( SHADER_SAMPLER15, TEXTURE_SHADOW_NOISE_2D ); } float atten[4], pos[4], tweaks[4]; atten[0] = state.m_fConstantAtten; // Set the flashlight attenuation factors atten[1] = state.m_fLinearAtten; atten[2] = state.m_fQuadraticAtten; atten[3] = state.m_FarZAtten; pShaderAPI->SetPixelShaderConstant( PSREG_FLASHLIGHT_ATTENUATION, atten, 1 ); pos[0] = state.m_vecLightOrigin[0]; // Set the flashlight origin pos[1] = state.m_vecLightOrigin[1]; pos[2] = state.m_vecLightOrigin[2]; pos[3] = state.m_FarZ; pShaderAPI->SetPixelShaderConstant( PSREG_FLASHLIGHT_POSITION_RIM_BOOST, pos, 1 ); // steps on rim boost pShaderAPI->SetVertexShaderConstant( VERTEX_SHADER_SHADER_SPECIFIC_CONST_0, worldToTexture.Base(), 4 ); // Tweaks associated with a given flashlight tweaks[0] = ShadowFilterFromState( state ); tweaks[1] = ShadowAttenFromState( state ); pShader->HashShadow2DJitter( state.m_flShadowJitterSeed, &tweaks[2], &tweaks[3] ); pShaderAPI->SetPixelShaderConstant( PSREG_ENVMAP_TINT__SHADOW_TWEAKS, tweaks, 1 ); // Dimensions of screen, used for screen-space noise map sampling float vScreenScale[4] = {1280.0f / 32.0f, 720.0f / 32.0f, 0, 0}; int nWidth, nHeight; pShaderAPI->GetBackBufferDimensions( nWidth, nHeight ); int nTexWidth, nTexHeight; pShaderAPI->GetStandardTextureDimensions( &nTexWidth, &nTexHeight, TEXTURE_SHADOW_NOISE_2D ); vScreenScale[0] = (float) nWidth / nTexWidth; vScreenScale[1] = (float) nHeight / nTexHeight; pShaderAPI->SetPixelShaderConstant( PSREG_FLASHLIGHT_SCREEN_SCALE, vScreenScale, 1 ); if ( IsX360() ) { pShaderAPI->SetBooleanPixelShaderConstant( 0, &state.m_nShadowQuality, 1 ); } QAngle angles; QuaternionAngles( state.m_quatOrientation, angles ); #if 0 // World to Light's View matrix matrix3x4_t viewMatrix, viewMatrixInverse; AngleMatrix( angles, state.m_vecLightOrigin, viewMatrixInverse ); MatrixInvert( viewMatrixInverse, viewMatrix ); pShaderAPI->SetVertexShaderConstant( VERTEX_SHADER_SHADER_SPECIFIC_CONST_4, worldToTexture.Base(), 4 ); #endif } #endif if ( bHasFoW ) { pShader->BindTexture( SHADER_SAMPLER10, info.m_nFoW, -1 ); float vFoWSize[ 4 ]; Vector vMins = pShaderAPI->GetVectorRenderingParameter( VECTOR_RENDERPARM_GLOBAL_FOW_MINS ); Vector vMaxs = pShaderAPI->GetVectorRenderingParameter( VECTOR_RENDERPARM_GLOBAL_FOW_MAXS ); vFoWSize[ 0 ] = vMins.x; vFoWSize[ 1 ] = vMins.y; vFoWSize[ 2 ] = vMaxs.x - vMins.x; vFoWSize[ 3 ] = vMaxs.y - vMins.y; pShaderAPI->SetVertexShaderConstant( 26, vFoWSize ); } Vector4D vRotations( DEG2RAD( params[ info.m_nRotation ]->GetFloatValue() ), DEG2RAD( params[ info.m_nRotation2 ]->GetFloatValue() ), DEG2RAD( params[ info.m_nRotation3 ]->GetFloatValue() ), DEG2RAD( params[ info.m_nRotation4 ]->GetFloatValue() ) ); pShaderAPI->SetVertexShaderConstant( 27, vRotations.Base() ); Vector4D vScales( params[ info.m_nScale ]->GetFloatValue() > 0.0f ? params[ info.m_nScale ]->GetFloatValue() : 1.0f, params[ info.m_nScale2 ]->GetFloatValue() > 0.0f ? params[ info.m_nScale2 ]->GetFloatValue() : 1.0f, params[ info.m_nScale3 ]->GetFloatValue() > 0.0f ? params[ info.m_nScale3 ]->GetFloatValue() : 1.0f, params[ info.m_nScale4 ]->GetFloatValue() > 0.0f ? params[ info.m_nScale4 ]->GetFloatValue() : 1.0f ); pShaderAPI->SetVertexShaderConstant( 28, vScales.Base() ); Vector4D vLightDir; vLightDir.AsVector3D() = pShaderAPI->GetVectorRenderingParameter( VECTOR_RENDERPARM_GLOBAL_LIGHT_DIRECTION ); vLightDir.w = pShaderAPI->GetFloatRenderingParameter( FLOAT_RENDERPARM_SPECULAR_POWER ); pShaderAPI->SetVertexShaderConstant( 29, vLightDir.Base() ); LightState_t lightState; pShaderAPI->GetDX9LightState( &lightState ); #ifndef _X360 if ( !g_pHardwareConfig->HasFastVertexTextures() ) #endif { DECLARE_DYNAMIC_VERTEX_SHADER( multiblend_vs20 ); SET_DYNAMIC_VERTEX_SHADER_COMBO( SKINNING, pShaderAPI->GetCurrentNumBones() > 0 ); SET_DYNAMIC_VERTEX_SHADER( multiblend_vs20 ); DECLARE_DYNAMIC_PIXEL_SHADER( multiblend_ps20b ); SET_DYNAMIC_PIXEL_SHADER_COMBO( FLASHLIGHTSHADOWS, bFlashlightShadows ); SET_DYNAMIC_PIXEL_SHADER( multiblend_ps20b ); } #ifndef _X360 else { DECLARE_DYNAMIC_VERTEX_SHADER( multiblend_vs30 ); SET_DYNAMIC_VERTEX_SHADER_COMBO( SKINNING, pShaderAPI->GetCurrentNumBones() > 0 ); SET_DYNAMIC_VERTEX_SHADER( multiblend_vs30 ); DECLARE_DYNAMIC_PIXEL_SHADER( multiblend_ps30 ); SET_DYNAMIC_PIXEL_SHADER( multiblend_ps30 ); } #endif pShader->SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_6, info.m_nBaseTextureTransform ); pShaderAPI->SetPixelShaderFogParams( PSREG_FOG_PARAMS ); // Pack phong exponent in with the eye position float vEyePos_SpecExponent[4]; float vSpecularTint[4] = {1, 1, 1, 1}; pShaderAPI->GetWorldSpaceCameraPosition( vEyePos_SpecExponent ); // if ( (info.m_nPhongExponent != -1) && params[info.m_nPhongExponent]->IsDefined() ) // vEyePos_SpecExponent[3] = params[info.m_nPhongExponent]->GetFloatValue(); // This overrides the channel in the map // else vEyePos_SpecExponent[3] = 0; // Use the alpha channel of the normal map for the exponent // If it's all zeros, there was no constant tint in the vmt if ( (vSpecularTint[0] == 0.0f) && (vSpecularTint[1] == 0.0f) && (vSpecularTint[2] == 0.0f) ) { vSpecularTint[0] = 1.0f; vSpecularTint[1] = 1.0f; vSpecularTint[2] = 1.0f; } pShaderAPI->SetPixelShaderConstant( PSREG_EYEPOS_SPEC_EXPONENT, vEyePos_SpecExponent, 1 ); // Set c0 and c1 to contain first two rows of ViewProj matrix VMatrix matView, matProj, matViewProj; pShaderAPI->GetMatrix( MATERIAL_VIEW, matView.m[0] ); pShaderAPI->GetMatrix( MATERIAL_PROJECTION, matProj.m[0] ); matViewProj = matView * matProj; pShaderAPI->SetPixelShaderConstant( 0, matViewProj.m[0], 2 ); pShaderAPI->SetPixelShaderFogParams( PSREG_FOG_PARAMS ); } pShader->Draw(); }