bool CBaseShader::UsingEditor( IMaterialVar **params ) const
{
if( IsSnapshotting() )
{
return CShader_IsFlag2Set( params, MATERIAL_VAR2_USE_EDITOR );
}
else
{
return s_pShaderAPI->InEditorMode();
}
}
bool CBaseShader::UsingFlashlight( IMaterialVar **params ) const
{
if( IsSnapshotting() )
{
return CShader_IsFlag2Set( params, MATERIAL_VAR2_USE_FLASHLIGHT );
}
else
{
return s_pShaderAPI->InFlashlightMode();
}
}
void CBaseShader::PI_EndCommandBuffer()
{
Assert( s_bBuildingInstanceCommandBuffer );
// Automagically add skinning
if ( CShader_IsFlag2Set( s_ppParams, MATERIAL_VAR2_SUPPORTS_HW_SKINNING ) )
{
PI_SetSkinningMatrices();
}
if ( CShader_IsFlag2Set( s_ppParams, MATERIAL_VAR2_LIGHTING_VERTEX_LIT ) )
{
PI_SetVertexShaderLocalLighting();
}
s_bBuildingInstanceCommandBuffer = false;
s_InstanceCommandBuffer.End();
int nSize = s_InstanceCommandBuffer.Size();
if ( nSize > 0 )
{
CPerInstanceContextData *pContextData = s_pInstanceDataPtr[ s_nPassCount ];
if ( !pContextData )
{
pContextData = new CPerInstanceContextData;
s_pInstanceDataPtr[ s_nPassCount ] = pContextData;
}
unsigned char *pBuf = pContextData->m_pCommandBuffer;
if ( pContextData->m_nSize < nSize )
{
if ( pContextData->m_pCommandBuffer )
{
delete pContextData->m_pCommandBuffer;
}
pBuf = new unsigned char[nSize];
pContextData->m_pCommandBuffer = pBuf;
pContextData->m_nSize = nSize;
}
memcpy( pBuf, s_InstanceCommandBuffer.Base(), nSize );
}
}
//-----------------------------------------------------------------------------
// Draws a snapshot
//-----------------------------------------------------------------------------
void CBaseShader::Draw( bool bMakeActualDrawCall )
{
// You forgot to call PI_EndCommandBuffer
Assert( !s_bBuildingInstanceCommandBuffer );
if ( IsSnapshotting() )
{
// Turn off transparency if we're asked to....
if (g_pConfig->bNoTransparency &&
((s_ppParams[FLAGS]->GetIntValue() & MATERIAL_VAR_NO_DEBUG_OVERRIDE) == 0))
{
s_pShaderShadow->EnableDepthWrites( true );
s_pShaderShadow->EnableBlending( false );
}
GetShaderSystem()->TakeSnapshot();
// Automagically add skinning + vertex lighting
if ( !s_pInstanceDataPtr[s_nPassCount] )
{
bool bIsSkinning = CShader_IsFlag2Set( s_ppParams, MATERIAL_VAR2_SUPPORTS_HW_SKINNING );
bool bIsVertexLit = CShader_IsFlag2Set( s_ppParams, MATERIAL_VAR2_LIGHTING_VERTEX_LIT );
if ( bIsSkinning || bIsVertexLit )
{
PI_BeginCommandBuffer();
// NOTE: EndCommandBuffer will insert the appropriate commands
PI_EndCommandBuffer();
}
}
}
else
{
GetShaderSystem()->DrawSnapshot( s_pInstanceDataPtr[s_nPassCount] ?
s_pInstanceDataPtr[s_nPassCount]->m_pCommandBuffer : NULL, bMakeActualDrawCall );
}
++s_nPassCount;
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
bool CBaseShader::NeedsFullFrameBufferTexture( IMaterialVar **params, bool bCheckSpecificToThisFrame ) const
{
return CShader_IsFlag2Set( params, MATERIAL_VAR2_NEEDS_FULL_FRAME_BUFFER_TEXTURE );
}
//-----------------------------------------------------------------------------
// Draws the shader
//-----------------------------------------------------------------------------
void DrawVertexLitGeneric_DX9( CBaseVSShader *pShader, IMaterialVar** params,
IShaderDynamicAPI *pShaderAPI, IShaderShadow* pShaderShadow, bool bVertexLitGeneric, VertexLitGeneric_DX9_Vars_t &info )
{
Assert( info.m_nPhong >= 0 );
if( params[info.m_nPhong]->GetIntValue() )
{
DrawSkin_DX9( pShader, params, pShaderAPI, pShaderShadow, true, info );
return;
}
bool hasBaseTexture = params[info.m_nBaseTexture]->IsTexture();
bool hasBump = (info.m_nBumpmap != -1) && params[info.m_nBumpmap]->IsTexture();
bool hasDetailTexture = !hasBump && params[info.m_nDetail]->IsTexture();
bool hasDiffuseLighting = bVertexLitGeneric;
bool hasBaseAlphaEnvmapMask = IS_FLAG_SET( MATERIAL_VAR_BASEALPHAENVMAPMASK );
bool hasNormalMapAlphaEnvmapMask = IS_FLAG_SET( MATERIAL_VAR_NORMALMAPALPHAENVMAPMASK );
bool hasVertexColor = bVertexLitGeneric ? false : IS_FLAG_SET( MATERIAL_VAR_VERTEXCOLOR );
bool hasVertexAlpha = bVertexLitGeneric ? false : IS_FLAG_SET( MATERIAL_VAR_VERTEXALPHA );
bool bIsAlphaTested = IS_FLAG_SET( MATERIAL_VAR_ALPHATEST ) != 0;
bool hasSelfIllumInEnvMapMask =
( info.m_nSelfIllumEnvMapMask_Alpha != -1 ) &&
( params[info.m_nSelfIllumEnvMapMask_Alpha]->GetFloatValue() != 0.0 ) ;
bool bAmbientOnly = (info.m_nAmbientOnly != -1) && (params[info.m_nAmbientOnly]->GetIntValue() == 1);
BlendType_t blendType;
if ( params[info.m_nBaseTexture]->IsTexture() )
{
blendType = pShader->EvaluateBlendRequirements( info.m_nBaseTexture, true );
}
else
{
blendType = pShader->EvaluateBlendRequirements( info.m_nEnvmapMask, false );
}
if( pShader->IsSnapshotting() )
{
// look at color and alphamod stuff.
// Unlit generic never uses the flashlight
bool hasFlashlight = hasDiffuseLighting && CShader_IsFlag2Set( params, MATERIAL_VAR2_USE_FLASHLIGHT );
bool hasEnvmap = !hasFlashlight && params[info.m_nEnvmap]->IsTexture();
bool hasEnvmapMask = (hasSelfIllumInEnvMapMask || !hasFlashlight) &&
params[info.m_nEnvmapMask]->IsTexture();
bool bHasNormal = bVertexLitGeneric || hasEnvmap;
bool hasSelfIllum = !hasFlashlight && IS_FLAG_SET( MATERIAL_VAR_SELFILLUM );
if( hasFlashlight ) hasEnvmapMask = false;
bool bHalfLambert = IS_FLAG_SET( MATERIAL_VAR_HALFLAMBERT );
// Alpha test: FIXME: shouldn't this be handled in CBaseVSShader::SetInitialShadowState
pShaderShadow->EnableAlphaTest( bIsAlphaTested );
if( info.m_nAlphaTestReference != -1 && params[info.m_nAlphaTestReference]->GetFloatValue() > 0.0f )
{
pShaderShadow->AlphaFunc( SHADER_ALPHAFUNC_GEQUAL, params[info.m_nAlphaTestReference]->GetFloatValue() );
}
if( hasFlashlight )
{
if (params[info.m_nBaseTexture]->IsTexture())
{
pShader->SetAdditiveBlendingShadowState( info.m_nBaseTexture, true );
}
else
{
pShader->SetAdditiveBlendingShadowState( info.m_nEnvmapMask, false );
}
if( bIsAlphaTested )
{
// disable alpha test and use the zfunc zequals since alpha isn't guaranteed to
// be the same on both the regular pass and the flashlight pass.
pShaderShadow->EnableAlphaTest( false );
pShaderShadow->DepthFunc( SHADER_DEPTHFUNC_EQUAL );
}
pShaderShadow->EnableBlending( true );
pShaderShadow->EnableDepthWrites( false );
}
else
{
if (params[info.m_nBaseTexture]->IsTexture())
{
pShader->SetDefaultBlendingShadowState( info.m_nBaseTexture, true );
}
else
{
pShader->SetDefaultBlendingShadowState( info.m_nEnvmapMask, false );
}
}
unsigned int flags = VERTEX_POSITION;
if( bHasNormal )
{
flags |= VERTEX_NORMAL;
}
int userDataSize = 0;
if( hasBaseTexture )
{
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE0, true );
pShaderShadow->EnableSRGBRead( SHADER_TEXTURE_STAGE0, true );
}
if( hasEnvmap )
{
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE1, true );
if( g_pHardwareConfig->GetHDRType() == HDR_TYPE_NONE )
{
pShaderShadow->EnableSRGBRead( SHADER_TEXTURE_STAGE1, true );
}
}
if( hasFlashlight )
{
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE7, true );
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE4, true );
userDataSize = 4; // tangent S
}
if( hasDetailTexture )
{
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE2, true );
}
if( hasBump )
{
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE3, true );
userDataSize = 4; // tangent S
// Normalizing cube map
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE5, true );
}
if( hasEnvmapMask )
{
pShaderShadow->EnableTexture( SHADER_TEXTURE_STAGE4, true );
}
if( hasVertexColor || hasVertexAlpha )
{
flags |= VERTEX_COLOR;
}
pShaderShadow->EnableSRGBWrite( true );
// texcoord0 : base texcoord
const int numTexCoords = 1;
int numBoneWeights = 0;
if( IS_FLAG_SET( MATERIAL_VAR_MODEL ) )
{
numBoneWeights = 3;
flags |= VERTEX_BONE_INDEX;
}
pShaderShadow->VertexShaderVertexFormat(
flags, numTexCoords, NULL, numBoneWeights, userDataSize );
if ( hasBump )
{
DECLARE_STATIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_bump_vs20 );
SET_STATIC_VERTEX_SHADER_COMBO( HALFLAMBERT, bHalfLambert);
SET_STATIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_bump_vs20 );
DECLARE_STATIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_bump_ps20 );
SET_STATIC_PIXEL_SHADER_COMBO( BASETEXTURE, hasBaseTexture );
SET_STATIC_PIXEL_SHADER_COMBO( CUBEMAP, hasEnvmap );
SET_STATIC_PIXEL_SHADER_COMBO( DIFFUSELIGHTING, hasDiffuseLighting );
SET_STATIC_PIXEL_SHADER_COMBO( SELFILLUM, hasSelfIllum );
SET_STATIC_PIXEL_SHADER_COMBO( NORMALMAPALPHAENVMAPMASK, hasNormalMapAlphaEnvmapMask );
SET_STATIC_PIXEL_SHADER_COMBO( HALFLAMBERT, bHalfLambert);
SET_STATIC_PIXEL_SHADER_COMBO( FLASHLIGHT, hasFlashlight );
SET_STATIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_bump_ps20 );
}
else
{
DECLARE_STATIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_vs20 );
SET_STATIC_VERTEX_SHADER_COMBO( VERTEXCOLOR, hasVertexColor || hasVertexAlpha );
SET_STATIC_VERTEX_SHADER_COMBO( CUBEMAP, hasEnvmap );
SET_STATIC_VERTEX_SHADER_COMBO( HALFLAMBERT, bHalfLambert );
SET_STATIC_VERTEX_SHADER_COMBO( FLASHLIGHT, hasFlashlight );
SET_STATIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_vs20 );
DECLARE_STATIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_ps20 );
SET_STATIC_PIXEL_SHADER_COMBO( SELFILLUM_ENVMAPMASK_ALPHA,
( hasSelfIllumInEnvMapMask && ( hasEnvmapMask ) ) );
SET_STATIC_PIXEL_SHADER_COMBO( BASETEXTURE, hasBaseTexture );
SET_STATIC_PIXEL_SHADER_COMBO( DETAILTEXTURE, hasDetailTexture );
SET_STATIC_PIXEL_SHADER_COMBO( CUBEMAP, hasEnvmap );
SET_STATIC_PIXEL_SHADER_COMBO( DIFFUSELIGHTING, hasDiffuseLighting );
SET_STATIC_PIXEL_SHADER_COMBO( ENVMAPMASK, hasEnvmapMask );
SET_STATIC_PIXEL_SHADER_COMBO( BASEALPHAENVMAPMASK, hasBaseAlphaEnvmapMask );
SET_STATIC_PIXEL_SHADER_COMBO( SELFILLUM, hasSelfIllum );
SET_STATIC_PIXEL_SHADER_COMBO( VERTEXCOLOR, hasVertexColor );
SET_STATIC_PIXEL_SHADER_COMBO( VERTEXALPHA, hasVertexAlpha );
SET_STATIC_PIXEL_SHADER_COMBO( FLASHLIGHT, hasFlashlight );
SET_STATIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_ps20 );
}
if( hasFlashlight )
{
pShader->FogToBlack();
}
else
{
pShader->DefaultFog();
}
// HACK HACK HACK - enable alpha writes all the time so that we have them for
// underwater stuff
if( blendType != BT_BLENDADD && blendType != BT_BLEND && !bIsAlphaTested )
{
pShaderShadow->EnableAlphaWrites( true );
}
}
else
{
bool hasFlashlight = hasDiffuseLighting && pShaderAPI->InFlashlightMode();
bool hasEnvmap = !hasFlashlight && params[info.m_nEnvmap]->IsTexture();
bool hasEnvmapMask = !hasFlashlight && params[info.m_nEnvmapMask]->IsTexture();
if( hasBaseTexture )
{
pShader->BindTexture( SHADER_TEXTURE_STAGE0, info.m_nBaseTexture, info.m_nBaseTextureFrame );
}
if( hasEnvmap )
{
pShader->BindTexture( SHADER_TEXTURE_STAGE1, info.m_nEnvmap, info.m_nEnvmapFrame );
}
if( hasDetailTexture )
{
pShader->BindTexture( SHADER_TEXTURE_STAGE2, info.m_nDetail, info.m_nDetailFrame );
}
if( !g_pConfig->m_bFastNoBump )
{
if( hasBump )
{
pShader->BindTexture( SHADER_TEXTURE_STAGE3, info.m_nBumpmap, info.m_nBumpFrame );
}
}
else
{
if( hasBump )
{
pShaderAPI->BindFlatNormalMap( SHADER_TEXTURE_STAGE3 );
}
}
if( hasEnvmapMask )
{
pShader->BindTexture( SHADER_TEXTURE_STAGE4, info.m_nEnvmapMask, info.m_nEnvmapMaskFrame );
}
bool bHasFlashlightDepth = false;
if( hasFlashlight )
{
Assert( info.m_nFlashlightTexture >= 0 && info.m_nFlashlightTextureFrame >= 0 );
pShader->BindTexture( SHADER_TEXTURE_STAGE7, info.m_nFlashlightTexture, info.m_nFlashlightTextureFrame );
VMatrix worldToTexture;
ITexture *pFlashlightDepthTexture;
FlashlightState_t state = pShaderAPI->GetFlashlightStateEx( worldToTexture, &pFlashlightDepthTexture );
SetFlashLightColorFromState( state, pShaderAPI );
if( pFlashlightDepthTexture )
{
pShader->BindTexture( SHADER_TEXTURE_STAGE4, pFlashlightDepthTexture, 0 );
bHasFlashlightDepth = true;
}
}
int lightCombo = 0;
if( bVertexLitGeneric && !hasFlashlight )
{
lightCombo = pShaderAPI->GetCurrentLightCombo();
}
MaterialFogMode_t fogType = pShaderAPI->GetSceneFogMode();
int fogIndex = ( fogType == MATERIAL_FOG_LINEAR_BELOW_FOG_Z ) ? 1 : 0;
int numBones = pShaderAPI->GetCurrentNumBones();
if ( hasBump )
{
DECLARE_DYNAMIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_bump_vs20 );
SET_DYNAMIC_VERTEX_SHADER_COMBO( LIGHT_COMBO, lightCombo );
SET_DYNAMIC_VERTEX_SHADER_COMBO( DOWATERFOG, fogIndex );
SET_DYNAMIC_VERTEX_SHADER_COMBO( NUM_BONES, numBones );
SET_DYNAMIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_bump_vs20 );
DECLARE_DYNAMIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_bump_ps20 );
SET_DYNAMIC_PIXEL_SHADER_COMBO( LIGHT_COMBO, lightCombo );
SET_DYNAMIC_PIXEL_SHADER_COMBO( WRITEWATERFOGTODESTALPHA, fogType == MATERIAL_FOG_LINEAR_BELOW_FOG_Z &&
blendType != BT_BLENDADD && blendType != BT_BLEND && !bIsAlphaTested );
SET_DYNAMIC_PIXEL_SHADER_COMBO( FOGTYPE, pShaderAPI->GetSceneFogMode() );
SET_DYNAMIC_PIXEL_SHADER_COMBO( FLASHLIGHTDEPTH, bHasFlashlightDepth );
SET_DYNAMIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_bump_ps20 );
}
else
{
if ( bAmbientOnly ) // Override selected light combo to be ambient only
lightCombo = 2;
DECLARE_DYNAMIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_vs20 );
SET_DYNAMIC_VERTEX_SHADER_COMBO( LIGHT_COMBO, lightCombo );
SET_DYNAMIC_VERTEX_SHADER_COMBO( DOWATERFOG, fogIndex );
SET_DYNAMIC_VERTEX_SHADER_COMBO( NUM_BONES, numBones );
SET_DYNAMIC_VERTEX_SHADER_COMBO(
LIGHTING_PREVIEW, hasDiffuseLighting && pShaderAPI->GetIntRenderingParameter(INT_RENDERPARM_ENABLE_FIXED_LIGHTING)!=0);
SET_DYNAMIC_VERTEX_SHADER( sdk_vertexlit_and_unlit_generic_vs20 );
DECLARE_DYNAMIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_ps20 );
SET_DYNAMIC_PIXEL_SHADER_COMBO( WRITEWATERFOGTODESTALPHA, fogType == MATERIAL_FOG_LINEAR_BELOW_FOG_Z &&
blendType != BT_BLENDADD && blendType != BT_BLEND && !bIsAlphaTested );
SET_DYNAMIC_PIXEL_SHADER_COMBO( FOGTYPE, pShaderAPI->GetSceneFogMode() );
SET_DYNAMIC_PIXEL_SHADER_COMBO(
LIGHTING_PREVIEW, hasDiffuseLighting && pShaderAPI->GetIntRenderingParameter(INT_RENDERPARM_ENABLE_FIXED_LIGHTING));
SET_DYNAMIC_PIXEL_SHADER_COMBO( FLASHLIGHTDEPTH, bHasFlashlightDepth );
SET_DYNAMIC_PIXEL_SHADER( sdk_vertexlit_and_unlit_generic_ps20 );
}
pShader->SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_0, info.m_nBaseTextureTransform );
if( hasDetailTexture )
{
pShader->SetVertexShaderTextureScaledTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_2, info.m_nBaseTextureTransform, info.m_nDetailScale );
Assert( !hasBump );
}
if( hasBump )
{
pShader->SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_2, info.m_nBumpTransform );
Assert( !hasDetailTexture );
}
if( hasEnvmapMask )
{
pShader->SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_4, info.m_nEnvmapMaskTransform );
}
if( hasEnvmap )
{
pShader->SetEnvMapTintPixelShaderDynamicState( 0, info.m_nEnvmapTint, -1, true );
}
if( ( info.m_nHDRColorScale != -1 ) && pShader->IsHDREnabled() )
{
pShader->SetModulationPixelShaderDynamicState_LinearColorSpace_LinearScale( 1, params[info.m_nHDRColorScale]->GetFloatValue() );
}
else
{
pShader->SetModulationPixelShaderDynamicState_LinearColorSpace( 1 );
}
pShader->SetPixelShaderConstant( 2, info.m_nEnvmapContrast );
pShader->SetPixelShaderConstant( 3, info.m_nEnvmapSaturation );
pShader->SetPixelShaderConstant( 4, info.m_nSelfIllumTint );
pShader->SetAmbientCubeDynamicStateVertexShader();
if( hasBump )
{
pShaderAPI->BindSignedNormalizationCubeMap( SHADER_TEXTURE_STAGE5 );
pShaderAPI->SetPixelShaderStateAmbientLightCube( 5 );
pShaderAPI->CommitPixelShaderLighting( 13 );
}
if( fogType == MATERIAL_FOG_LINEAR_BELOW_FOG_Z )
{
pShader->SetWaterFogColorPixelShaderConstantLinear( 19 );
}
float eyePos[4];
pShaderAPI->GetWorldSpaceCameraPosition( eyePos );
pShaderAPI->SetPixelShaderConstant( 20, eyePos, 1 );
pShaderAPI->SetPixelShaderFogParams( 21 );
// flashlightfixme: put this in common code.
if( hasFlashlight )
{
VMatrix worldToTexture;
const FlashlightState_t &flashlightState = pShaderAPI->GetFlashlightState( worldToTexture );
// Set the flashlight attenuation factors
float atten[4];
atten[0] = flashlightState.m_fConstantAtten;
atten[1] = flashlightState.m_fLinearAtten;
atten[2] = flashlightState.m_fQuadraticAtten;
atten[3] = flashlightState.m_FarZ;
pShaderAPI->SetPixelShaderConstant( 22, atten, 1 );
// Set the flashlight origin
float pos[4];
pos[0] = flashlightState.m_vecLightOrigin[0];
pos[1] = flashlightState.m_vecLightOrigin[1];
pos[2] = flashlightState.m_vecLightOrigin[2];
pos[3] = 1.0f;
pShaderAPI->SetPixelShaderConstant( 23, pos, 1 );
pShaderAPI->SetPixelShaderConstant( 24, worldToTexture.Base(), 4 );
}
}
}