void Vector4DMultiplyPosition( const VMatrix& src1, Vector const& src2, Vector4D& dst )
{
// Make sure it works if src2 == dst
Vector tmp;
Vector const&v = ( &src2 == &dst.AsVector3D() ) ? static_cast<const Vector>(tmp) : src2;
if (&src2 == &dst.AsVector3D())
{
VectorCopy( src2, tmp );
}
dst[0] = src1[0][0] * v[0] + src1[0][1] * v[1] + src1[0][2] * v[2] + src1[0][3];
dst[1] = src1[1][0] * v[0] + src1[1][1] * v[1] + src1[1][2] * v[2] + src1[1][3];
dst[2] = src1[2][0] * v[0] + src1[2][1] * v[1] + src1[2][2] * v[2] + src1[2][3];
dst[3] = src1[3][0] * v[0] + src1[3][1] * v[1] + src1[3][2] * v[2] + src1[3][3];
}
//-----------------------------------------------------------------------------
// Draw a sphere
//-----------------------------------------------------------------------------
void CVMTPreviewPanel::RenderSphere( const Vector &vCenter, float flRadius, int nTheta, int nPhi )
{
int nVertices = nTheta * nPhi;
int nIndices = 2 * ( nTheta + 1 ) * ( nPhi - 1 );
CMatRenderContextPtr pRenderContext( MaterialSystem() );
IMesh* pMesh = pRenderContext->GetDynamicMesh();
CMeshBuilder meshBuilder;
meshBuilder.Begin( pMesh, MATERIAL_TRIANGLE_STRIP, nVertices, nIndices );
bool bIsUsingLightmap = m_Material->GetPropertyFlag( MATERIAL_PROPERTY_NEEDS_LIGHTMAP );
bool bIsUsingBumpedLightmap = m_Material->GetPropertyFlag( MATERIAL_PROPERTY_NEEDS_BUMPED_LIGHTMAPS );
int nLightmapWidth = m_pLightmapTexture->GetActualWidth();
float flHalfLuxel = 0.5f / nLightmapWidth;
//
// Build the index buffer.
//
int i, j;
for ( i = 0; i < nPhi; ++i )
{
for ( j = 0; j < nTheta; ++j )
{
float u = j / ( float )(nTheta - 1);
float v = i / ( float )(nPhi - 1);
float theta = ( j != nTheta-1 ) ? 2.0f * M_PI * u : 0.0f;
float phi = M_PI * v;
Vector vecPos;
vecPos.x = flRadius * sin(phi) * cos(theta);
vecPos.y = flRadius * sin(phi) * sin(theta);
vecPos.z = flRadius * cos(phi);
Vector vecNormal = vecPos;
VectorNormalize( vecNormal );
Vector4D vecTangentS;
Vector vecTangentT;
vecTangentS.Init( vecPos.z, -vecPos.x, 0.0f, 1.0f );
if ( VectorNormalize( vecTangentS.AsVector3D() ) == 0.0f )
{
vecTangentS.Init( 1.0f, 0.0f, 0.0f, 1.0f );
}
CrossProduct( vecNormal, vecTangentS.AsVector3D(), vecTangentT );
unsigned char red = (int)( u * 255.0f );
unsigned char green = (int)( v * 255.0f );
unsigned char blue = (int)( v * 255.0f );
unsigned char alpha = (int)( v * 255.0f );
vecPos += vCenter;
float u1, u2, v1, v2;
u1 = u2 = u;
v1 = v2 = v;
if ( bIsUsingLightmap )
{
u1 = RemapVal( u1, 0.0f, 1.0f, flHalfLuxel, 0.25 - flHalfLuxel );
if ( bIsUsingBumpedLightmap )
{
u2 = 0.25f;
v2 = 0.0f;
}
}
meshBuilder.Position3fv( vecPos.Base() );
meshBuilder.Normal3fv( vecNormal.Base() );
meshBuilder.Color4ub( red, green, blue, alpha );
meshBuilder.TexCoord2f( 0, 2.0f * u, v );
meshBuilder.TexCoord2f( 1, u1, v1 );
meshBuilder.TexCoord2f( 2, u2, v2 );
meshBuilder.TangentS3fv( vecTangentS.Base() );
meshBuilder.TangentT3fv( vecTangentT.Base() );
meshBuilder.BoneWeight( 0, 1.0f );
meshBuilder.BoneMatrix( 0, 0 );
meshBuilder.UserData( vecTangentS.Base() );
meshBuilder.AdvanceVertex();
}
}
//
// Emit the triangle strips.
//
int idx = 0;
for ( i = 0; i < nPhi - 1; ++i )
{
for ( j = 0; j < nTheta; ++j )
{
idx = nTheta * i + j;
meshBuilder.FastIndex( idx );
meshBuilder.FastIndex( idx + nTheta );
}
//
// Emit a degenerate triangle to skip to the next row without
// a connecting triangle.
//
if ( i < nPhi - 2 )
{
meshBuilder.FastIndex( idx + 1 );
meshBuilder.FastIndex( idx + 1 + nTheta );
}
}
meshBuilder.End();
pMesh->Draw();
}
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();
}
