AGrassMaterialHAL_DX8.cpp

Go to the documentation of this file.

#include "pch.h"
#include "AGrassMaterialHAL_DX8.h"
 
#include <Platform/DX8/TRenderInterface_DX8.h>
#include <Platform/DX8/TRenderContext_DX8.h>
#include <Platform/DX8/TTextureResourceHAL_DX8.h>
 
//-----------------------------------------------------------------------------
// Enables memory debugging.
// Note: Should be the last include!
//-----------------------------------------------------------------------------
#include <Core/TMemoryDebugOn.h>
 
TOSHI_NAMESPACE_USING
 
TDEFINE_CLASS( AGrassMaterialHAL );
 
AGrassMaterialHAL::AGrassMaterialHAL()
{
    
}
 
// $Barnyard: FUNCTION 005f80c0
// $Barnyard: FUNCTION 005f8810
AGrassMaterialHAL::~AGrassMaterialHAL()
{
}
 
// $Barnyard: FUNCTION 005f8120
void AGrassMaterialHAL::PreRender()
{
    TRenderD3DInterface* pRenderInterface = TRenderD3DInterface::Interface();
    TRenderContextD3D*   pCurrentContext  = TRenderContextD3D::Upcast( pRenderInterface->GetCurrentContext() );
    IDirect3DDevice8*    pDevice          = pRenderInterface->GetDirect3DDevice();
    TTextureResourceHAL* pTextureHAL      = TSTATICCAST( TTextureResourceHAL, m_aTextures[ 0 ] );
 
    extern TTextureResourceHAL* g_pGrassShaderTerrainTexture; // AGrassShaderHAL_DX8.cpp
    g_pGrassShaderTerrainTexture = TSTATICCAST( TTextureResourceHAL, m_aTextures[ 0 ] );
 
    if ( pTextureHAL )
    {
        pTextureHAL->Validate();
 
        if ( pTextureHAL->GetD3DTexture() )
        {
            pDevice->SetTexture( 0, pTextureHAL->GetD3DTexture() );
            pRenderInterface->SetTextureAddress( 0, pTextureHAL->GetAddressing(), TEXCOORD_UV );
        }
    }
 
    if ( m_Flags & FLAGS_NO_CULL )
        pDevice->SetRenderState( D3DRS_CULLMODE, 1 );
 
    switch ( m_eBlendMode )
    {
        case 0:
            pDevice->SetRenderState( D3DRS_SRCBLEND, 5 );
            pDevice->SetRenderState( D3DRS_DESTBLEND, 6 );
            pDevice->SetRenderState( D3DRS_ZWRITEENABLE, TRUE );
            break;
        case 1:
            pDevice->SetRenderState( D3DRS_SRCBLEND, 5 );
            pDevice->SetRenderState( D3DRS_DESTBLEND, 6 );
            pDevice->SetRenderState( D3DRS_ZWRITEENABLE, FALSE );
            break;
        case 2:
            pDevice->SetRenderState( D3DRS_SRCBLEND, 1 );
            pDevice->SetRenderState( D3DRS_DESTBLEND, 3 );
            pDevice->SetRenderState( D3DRS_ZWRITEENABLE, FALSE );
            break;
        case 3:
            pDevice->SetRenderState( D3DRS_SRCBLEND, 5 );
            pDevice->SetRenderState( D3DRS_DESTBLEND, 2 );
            pDevice->SetRenderState( D3DRS_ZWRITEENABLE, FALSE );
            break;
    }
 
    pCurrentContext->EnableFogHAL();
}
 
// $Barnyard: FUNCTION 005f8220
void AGrassMaterialHAL::PostRender()
{
    TRenderD3DInterface* pRenderInterface = TRenderD3DInterface::Interface();
    IDirect3DDevice8*    pDevice          = pRenderInterface->GetDirect3DDevice();
 
    if ( m_Flags & FLAGS_NO_CULL )
        pDevice->SetRenderState( D3DRS_CULLMODE, 2 );
 
    pRenderInterface->SetTextureAddress( 0, ADDRESSINGMODE_WRAP, TEXCOORD_UV );
    pDevice->SetTexture( 0, TNULL );
    pDevice->SetRenderState( D3DRS_ZWRITEENABLE, TRUE );
}