#include <AGrassShaderHAL_DX8.h>

Inheritance diagram for AGrassShaderHAL:

Public Types
using	ThisClass = AGrassShaderHAL

using	BaseClass = AGrassShader

Public Types inherited from AGrassShader
using	ThisClass = AGrassShader

using	BaseClass = Toshi::TShader

Public Member Functions
virtual Toshi::TClass *	GetClass () override

	AGrassShaderHAL ()

	~AGrassShaderHAL ()

virtual void	Flush () override

virtual void	StartFlush () override

virtual void	EndFlush () override

virtual TBOOL	Create () override

virtual TBOOL	Validate () override

virtual void	Invalidate () override

virtual TBOOL	TryInvalidate () override

virtual TBOOL	TryValidate () override

virtual void	Render (Toshi::TRenderPacket *a_pRenderPacket) override

virtual AGrassMaterial *	CreateMaterial (const TCHAR *a_szName) override

virtual AGrassMesh *	CreateMesh (const TCHAR *a_szName) override

Public Member Functions inherited from AGrassShader
	AGrassShader ()

	~AGrassShader ()

virtual void	EnableRenderEnvMap (TBOOL a_bEnable)

virtual TBOOL	IsHighEndSkinning ()

virtual void	EnableHighEndSkinning (TBOOL a_bEnable)

virtual TBOOL	IsCapableHighEndSkinning ()

virtual TBOOL	IsLightScattering ()

virtual void	SetLightScattering (TBOOL a_bEnable)

virtual TBOOL	IsAlphaBlendMaterial ()

virtual void	SetAlphaBlendMaterial (TBOOL a_bIsAlphaBlendMaterial)

Static Public Member Functions
static Toshi::TObject *	CreateTObject ()

static Toshi::TObject *	CreateTObjectInPlace (void *a_pPtr)

static void	InitialiseClass ()

static void	DeinitialiseClass ()

static __forceinline Toshi::TClass *	GetClassStatic ()

Static Public Member Functions inherited from AGrassShader
static Toshi::TObject *	CreateTObject ()

static Toshi::TObject *	CreateTObjectInPlace (void *a_pPtr)

static void	InitialiseClass ()

static void	DeinitialiseClass ()

static __forceinline Toshi::TClass *	GetClassStatic ()

Static Public Attributes
static constexpr Toshi::TClass *	PARENTCLASS = & AGrassShader::ms_oClass

static Toshi::TClass	ms_oClass = Toshi::TClass( "AGrassShaderHAL", AGrassShaderHAL::PARENTCLASS, AGrassShaderHAL::CreateTObject, AGrassShaderHAL::CreateTObjectInPlace, AGrassShaderHAL::InitialiseClass, AGrassShaderHAL::DeinitialiseClass, 0, 1, sizeof( AGrassShaderHAL ), alignof( AGrassShaderHAL ) )

Static Public Attributes inherited from AGrassShader
static constexpr Toshi::TClass *	PARENTCLASS = & Toshi::TShader::ms_oClass

static Toshi::TClass	ms_oClass = Toshi::TClass( "AGrassShader", AGrassShader::PARENTCLASS, AGrassShader::CreateTObject, AGrassShader::CreateTObjectInPlace, AGrassShader::InitialiseClass, AGrassShader::DeinitialiseClass, 0, 1, sizeof( AGrassShader ), alignof( AGrassShader ) )

Detailed Description

Definition at line 6 of file AGrassShaderHAL_DX8.h.

Member Typedef Documentation

◆ BaseClass

using AGrassShaderHAL::BaseClass = AGrassShader

Definition at line 10 of file AGrassShaderHAL_DX8.h.

◆ ThisClass

using AGrassShaderHAL::ThisClass = AGrassShaderHAL

Definition at line 10 of file AGrassShaderHAL_DX8.h.

Constructor & Destructor Documentation

◆ AGrassShaderHAL()

AGrassShaderHAL::AGrassShaderHAL ( )

Definition at line 34 of file AGrassShaderHAL_DX8.cpp.

    : m_hVertexShader( 0 )
{
}

◆ ~AGrassShaderHAL()

AGrassShaderHAL::~AGrassShaderHAL ( )

Definition at line 41 of file AGrassShaderHAL_DX8.cpp.

42{

43}

Member Function Documentation

◆ Create()

TBOOL AGrassShaderHAL::Create ( )

overridevirtual

Definition at line 141 of file AGrassShaderHAL_DX8.cpp.

{
    m_oOrderTable.Create( this, -2000 );
    AGrassShader::Create();
 
    return Validate();
}

◆ CreateMaterial()

AGrassMaterial * AGrassShaderHAL::CreateMaterial ( const TCHAR * a_szName )

overridevirtual

Implements AGrassShader.

Definition at line 280 of file AGrassShaderHAL_DX8.cpp.

{
    Validate();
 
    AGrassMaterialHAL* pMaterial = new AGrassMaterialHAL();
    pMaterial->SetShader( this );
 
    m_oOrderTable.RegisterMaterial( pMaterial );
    return pMaterial;
}

◆ CreateMesh()

AGrassMesh * AGrassShaderHAL::CreateMesh ( const TCHAR * a_szName )

overridevirtual

Implements AGrassShader.

Definition at line 292 of file AGrassShaderHAL_DX8.cpp.

{
    Validate();
 
    AGrassMeshHAL* pMesh = new AGrassMeshHAL();
    pMesh->SetOwnerShader( this );
 
    return pMesh;
}

◆ CreateTObject()

Toshi::TObject * AGrassShaderHAL::CreateTObject ( )

static

Definition at line 26 of file AGrassShaderHAL_DX8.cpp.

◆ CreateTObjectInPlace()

Toshi::TObject * AGrassShaderHAL::CreateTObjectInPlace ( void * a_pPtr )

static

Definition at line 26 of file AGrassShaderHAL_DX8.cpp.

◆ DeinitialiseClass()

void AGrassShaderHAL::DeinitialiseClass ( )

static

Definition at line 26 of file AGrassShaderHAL_DX8.cpp.

◆ EndFlush()

void AGrassShaderHAL::EndFlush ( )

overridevirtual

Definition at line 130 of file AGrassShaderHAL_DX8.cpp.

{
    TRenderD3DInterface* pRenderInterface = TRenderD3DInterface::Interface();
    IDirect3DDevice8*    pD3DDevice       = pRenderInterface->GetDirect3DDevice();
 
    pD3DDevice->SetRenderState( D3DRS_SPECULARENABLE, FALSE );
    pD3DDevice->SetRenderState( D3DRS_FOGENABLE, FALSE );
    pD3DDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, TRUE );
}

◆ Flush()

void AGrassShaderHAL::Flush ( )

overridevirtual

Definition at line 46 of file AGrassShaderHAL_DX8.cpp.

{
    Validate();
 
    TRenderD3DInterface* pRenderInterface = TRenderD3DInterface::Interface();
    TRenderContextD3D*   pCurrentContext  = TRenderContextD3D::Upcast( pRenderInterface->GetCurrentContext() );
    IDirect3DDevice8*    pD3DDevice       = pRenderInterface->GetDirect3DDevice();
 
    pD3DDevice->SetVertexShader( m_hVertexShader );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_MINFILTER, 2 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_MAGFILTER, 2 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_MIPFILTER, 1 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_COLOROP, 4 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG1, 2 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG2, 1 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, 4 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG1, 2 );
    pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG2, 1 );
    pD3DDevice->SetTextureStageState( 1, D3DTSS_COLOROP, 1 );
    pD3DDevice->SetTextureStageState( 1, D3DTSS_ALPHAOP, 1 );
    pD3DDevice->SetVertexShader( D3DFVF_TEX1 | D3DFVF_DIFFUSE | D3DFVF_XYZ );
 
    static TMatrix44 s_ViewMatrix = TMatrix44::IDENTITY;
 
    pD3DDevice->SetTransform( D3DTS_PROJECTION, pCurrentContext->GetProjectionMatrix() );
    pD3DDevice->SetTransform( D3DTS_VIEW, s_ViewMatrix );
 
    pD3DDevice->SetPixelShader( 0 );
    pD3DDevice->SetRenderState( D3DRS_ALPHATESTENABLE, FALSE );
    pD3DDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, FALSE );
    pD3DDevice->SetRenderState( D3DRS_ALPHATESTENABLE, TRUE );
    pD3DDevice->SetRenderState( D3DRS_ALPHAREF, 1 );
    pD3DDevice->SetRenderState( D3DRS_ALPHAFUNC, 5 );
    pD3DDevice->SetRenderState( D3DRS_SPECULARENABLE, FALSE );
    pD3DDevice->SetRenderState( D3DRS_LIGHTING, 0 );
 
    m_oOrderTable.Render();
    pD3DDevice->SetRenderState( D3DRS_ALPHATESTENABLE, FALSE );
}

◆ GetClass()

Toshi::TClass * AGrassShaderHAL::GetClass ( )

overridevirtual

Reimplemented from AGrassShader.

Definition at line 26 of file AGrassShaderHAL_DX8.cpp.

◆ GetClassStatic()

static __forceinline Toshi::TClass * AGrassShaderHAL::GetClassStatic ( )

inlinestatic

Definition at line 10 of file AGrassShaderHAL_DX8.h.

◆ InitialiseClass()

void AGrassShaderHAL::InitialiseClass ( )

static

Definition at line 26 of file AGrassShaderHAL_DX8.cpp.

◆ Invalidate()

void AGrassShaderHAL::Invalidate ( )

overridevirtual

Definition at line 175 of file AGrassShaderHAL_DX8.cpp.

{
    if ( IsValidated() )
    {
        if ( m_hVertexShader != 0 )
        {
            TRenderD3DInterface::DestroyVertexShader( m_hVertexShader );
        }
 
        AGrassShader::Invalidate();
    }
}

◆ Render()

void AGrassShaderHAL::Render ( Toshi::TRenderPacket * a_pRenderPacket )

overridevirtual

Definition at line 201 of file AGrassShaderHAL_DX8.cpp.

{
    AGrassMeshHAL* pMesh;
 
    if ( a_pRenderPacket && ( pMesh = TSTATICCAST( AGrassMeshHAL, a_pRenderPacket->GetMesh() ), pMesh != TNULL ) )
    {
        TRenderD3DInterface* pRenderInterface = TRenderD3DInterface::Interface();
        TRenderContextD3D*   pCurrentContext  = TRenderContextD3D::Upcast( pRenderInterface->GetCurrentContext() );
        IDirect3DDevice8*    pD3DDevice       = pRenderInterface->GetDirect3DDevice();
 
        D3DXMATRIX matMVP;
        D3DXMatrixMultiply( &matMVP, a_pRenderPacket->GetModelViewMatrix(), pCurrentContext->GetProjectionMatrix() );
        D3DXMatrixTranspose( &matMVP, &matMVP );
 
        pD3DDevice->SetVertexShaderConstant( 0, &matMVP, 4 );
 
        TVertexBlockResource::HALBuffer oVertexBuffer;
        TVertexPoolResource*            pVertexPool = TSTATICCAST( TVertexPoolResource, pMesh->GetVertexPool() );
        pVertexPool->GetHALBuffer( &oVertexBuffer );
        pD3DDevice->SetStreamSource( 0, oVertexBuffer.apVertexBuffers[ 0 ], sizeof( WorldVertex ) );
 
        TIndexBlockResource::HALBuffer oIndexBuffer;
        TIndexPoolResource*            pIndexPool = TSTATICCAST( TIndexPoolResource, pMesh->GetSubMesh( 0 )->pIndexPool );
        pIndexPool->GetHALBuffer( &oIndexBuffer );
        pD3DDevice->SetIndices( oIndexBuffer.pIndexBuffer, oVertexBuffer.uiVertexOffset );
 
        TVector4 vecOffset = TVector4( 0.0f, 0.0f, 0.0f, 0.0f );
        g_vecAnimOffset.w  = 1.0f;
 
        pD3DDevice->SetVertexShaderConstant( 8, &g_vecAnimOffset, 1 );
        pD3DDevice->SetVertexShaderConstant( 7, &vecOffset, 1 );
        pD3DDevice->SetTexture( 0, g_pGrassShaderTerrainTexture->GetD3DTexture() );
        pD3DDevice->DrawIndexedPrimitive( D3DPT_TRIANGLESTRIP, 0, pVertexPool->GetNumVertices(), oIndexBuffer.uiIndexOffset, pIndexPool->GetNumIndices() - 2 );
    
        ACamera* pCamera         = ACameraManager::GetSingleton()->GetCurrentCamera();
        TVector4 vecCamPos       = pCamera->GetMatrix().GetTranslation();
 
        // Transform coordinates to the actual world position, since they are exported rotated
        TVector4 vecMeshBounding;
        vecMeshBounding.x = pMesh->GetCellMeshSphere()->m_BoundingSphere.AsVector4().x;
        vecMeshBounding.y = -pMesh->GetCellMeshSphere()->m_BoundingSphere.AsVector4().z;
        vecMeshBounding.z = pMesh->GetCellMeshSphere()->m_BoundingSphere.AsVector4().y;
        vecMeshBounding.w = pMesh->GetCellMeshSphere()->m_BoundingSphere.GetRadius();
        
        TFLOAT fDistanceToCamera = TVector4::DistanceXZ( vecMeshBounding, vecCamPos ) - vecMeshBounding.w;
 
        if ( fDistanceToCamera <= 100.0f )
        {
            constexpr TINT MAX_LAYERS = 5;
            TINT           iNumLayers = MAX_LAYERS;
 
            if ( fDistanceToCamera > 20.0f )
            {
                iNumLayers = ( fDistanceToCamera >= 50.0f ) ?
                    1 :
                    MAX_LAYERS - 1 - TMath::Min( TINT( ( fDistanceToCamera - 20.0f ) / 10.0f ), MAX_LAYERS - 2 );
            }
 
            g_vecAnimOffset.w = 2.0f;
            TFLOAT fStepSize  = 0.25f / iNumLayers;
 
            for ( TINT i = 1; i <= iNumLayers; i++ )
            {
                extern T2Texture* g_aGrassLayers[ 7 ]; // AModelLoader_World.cpp
 
                pD3DDevice->SetTexture( 0, g_aGrassLayers[ i ]->GetD3DTexture() );
                pD3DDevice->SetVertexShaderConstant( 8, &g_vecAnimOffset, 1 );
 
                vecOffset.x += fStepSize;
                vecOffset.y += fStepSize;
                vecOffset.z += fStepSize;
                pD3DDevice->SetVertexShaderConstant( 7, &vecOffset, 1 );
                pD3DDevice->DrawIndexedPrimitive( D3DPT_TRIANGLESTRIP, 0, pVertexPool->GetNumVertices(), oIndexBuffer.uiIndexOffset, pIndexPool->GetNumIndices() - 2 );
            }
        }
    }
}

◆ StartFlush()

void AGrassShaderHAL::StartFlush ( )

overridevirtual

Definition at line 87 of file AGrassShaderHAL_DX8.cpp.

{
    if ( IsValidated() )
    {
        TRenderD3DInterface* pRenderInterface = TRenderD3DInterface::Interface();
        IDirect3DDevice8*    pD3DDevice       = pRenderInterface->GetDirect3DDevice();
 
        pD3DDevice->SetTextureStageState( 0, D3DTSS_ADDRESSU, 1 );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_ADDRESSV, 1 );
        pD3DDevice->SetVertexShader( m_hVertexShader );
        pD3DDevice->SetPixelShader( 0 );
 
        AWorldShaderHAL*          pWorldShader    = TSTATICCAST( AWorldShaderHAL, AWorldShader::GetSingleton() );
        TVector4                  vecShadowColor  = pWorldShader->GetShadowColour();
        TVector4                  vecAmbientColor = pWorldShader->GetAmbientColour();
        static constexpr TVector4 vecColor        = TVector4( 1.0f, 1.0f, 1.0f, 1.0f );
 
        pD3DDevice->SetVertexShaderConstant( 4, &vecAmbientColor, 1 );
        pD3DDevice->SetVertexShaderConstant( 5, &vecShadowColor, 1 );
        pD3DDevice->SetVertexShaderConstant( 6, &vecColor, 1 );
 
        pD3DDevice->SetRenderState( D3DRS_ZWRITEENABLE, TRUE );
        pD3DDevice->SetRenderState( D3DRS_ALPHATESTENABLE, TRUE );
        pD3DDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, FALSE );
        pD3DDevice->SetRenderState( D3DRS_ALPHAFUNC, 5 );
 
        DWORD dwWasSpecularEnabled;
        pD3DDevice->GetRenderState( D3DRS_SPECULARENABLE, &dwWasSpecularEnabled );
        pD3DDevice->SetRenderState( D3DRS_SPECULARENABLE, FALSE );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_COLOROP, 4 );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG1, 2 );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_COLORARG2, 0 );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, 4 );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG1, 2 );
        pD3DDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG2, 0 );
        pD3DDevice->SetTextureStageState( 1, D3DTSS_COLOROP, 1 );
        pD3DDevice->SetTextureStageState( 1, D3DTSS_ALPHAOP, 1 );
 
        UpdateAnimation();
    }
}

◆ TryInvalidate()

TBOOL AGrassShaderHAL::TryInvalidate ( )

overridevirtual

Definition at line 188 of file AGrassShaderHAL_DX8.cpp.

{
    Invalidate();
    return TTRUE;
}

◆ TryValidate()

TBOOL AGrassShaderHAL::TryValidate ( )

overridevirtual

Definition at line 194 of file AGrassShaderHAL_DX8.cpp.

{
    Validate();
    return TTRUE;
}

◆ Validate()

TBOOL AGrassShaderHAL::Validate ( )

overridevirtual

Definition at line 161 of file AGrassShaderHAL_DX8.cpp.

{
    constexpr static TUINT8 s_VertexShaderFunction[] = { 0x01, 0x01, 0xfe, 0xff, 0x05, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0f, 0x80, 0x01, 0x00, 0xe4, 0x90, 0x07, 0x00, 0xe4, 0xa0, 0x01, 0x00, 0x00, 0x00, 0x05, 0x00, 0x0f, 0x80, 0x08, 0x00, 0xe4, 0xa0, 0x05, 0x00, 0x00, 0x00, 0x05, 0x00, 0x0f, 0x80, 0x05, 0x00, 0xe4, 0x80, 0x07, 0x00, 0xe4, 0xa0, 0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0f, 0x80, 0x03, 0x00, 0xe4, 0x80, 0x05, 0x00, 0xe4, 0x80, 0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0f, 0x80, 0x03, 0x00, 0xe4, 0x80, 0x00, 0x00, 0xe4, 0x90, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xc0, 0x03, 0x00, 0xe4, 0x80, 0x00, 0x00, 0xe4, 0xa0, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x0f, 0x80, 0x06, 0x00, 0xe4, 0xa0, 0x02, 0x00, 0xe4, 0x91, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x80, 0x02, 0x00, 0xe4, 0x90, 0x04, 0x00, 0xe4, 0xa0, 0x05, 0x00, 0x00, 0x00, 0x02, 0x00, 0x0f, 0x80, 0x01, 0x00, 0xe4, 0x80, 0x05, 0x00, 0xe4, 0xa0, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x80, 0x00, 0x00, 0xe4, 0x80, 0x02, 0x00, 0xe4, 0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x80, 0x06, 0x00, 0xff, 0xa0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xd0, 0x00, 0x00, 0xe4, 0x80, 0x05, 0x00, 0x00, 0x00, 0x04, 0x00, 0x0f, 0x80, 0x03, 0x00, 0xe4, 0x90, 0x08, 0x00, 0xff, 0xa0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xe0, 0x04, 0x00, 0xe4, 0x80, 0xff, 0xff, 0x00, 0x00 };
 
    if ( IsValidated() )
        return TTRUE;
 
    if ( !CreateGrassVertexShader( "AGrassShader_D3D8_Win.vsh", (DWORD*)s_VertexShaderFunction, &m_hVertexShader ) )
        return TFALSE;
 
    return AGrassShader::Validate();
}

Member Data Documentation

◆ ms_oClass

Toshi::TClass AGrassShaderHAL::ms_oClass = Toshi::TClass( "AGrassShaderHAL", AGrassShaderHAL::PARENTCLASS, AGrassShaderHAL::CreateTObject, AGrassShaderHAL::CreateTObjectInPlace, AGrassShaderHAL::InitialiseClass, AGrassShaderHAL::DeinitialiseClass, 0, 1, sizeof( AGrassShaderHAL ), alignof( AGrassShaderHAL ) )

static

Definition at line 10 of file AGrassShaderHAL_DX8.h.

◆ PARENTCLASS

Toshi::TClass* AGrassShaderHAL::PARENTCLASS = & AGrassShader::ms_oClass

staticconstexpr

Definition at line 10 of file AGrassShaderHAL_DX8.h.

The documentation for this class was generated from the following files:

D:/_dev/OpenBarnyard/Source/OpenBarnyard/Source/Platform/DX8/AGrassShader/AGrassShaderHAL_DX8.h
D:/_dev/OpenBarnyard/Source/OpenBarnyard/Source/Platform/DX8/AGrassShader/AGrassShaderHAL_DX8.cpp

Public Types

Public Member Functions

Static Public Member Functions

Static Public Attributes

Detailed Description

Member Typedef Documentation

◆ BaseClass

◆ ThisClass

Constructor & Destructor Documentation

◆ AGrassShaderHAL()

◆ ~AGrassShaderHAL()

Member Function Documentation

◆ Create()

◆ CreateMaterial()

◆ CreateMesh()

◆ CreateTObject()

◆ CreateTObjectInPlace()

◆ DeinitialiseClass()

◆ EndFlush()

◆ Flush()

◆ GetClass()

◆ GetClassStatic()

◆ InitialiseClass()

◆ Invalidate()

◆ Render()

◆ StartFlush()

◆ TryInvalidate()

◆ TryValidate()

◆ Validate()

Member Data Documentation

◆ ms_oClass

◆ PARENTCLASS