void VTerrainDecorationEntityModel::UpdateParameter()
{
VBaseMesh *pOldMesh = m_spMesh;
m_spMesh = Vision::Game.LoadDynamicMesh(GetFilename(),true);
m_bNeedsLightmap = false;
m_iLightmapSampler = -1;
bool bSupportsDepthRendering = true;
bool bSupportsShadowmapRendering = true;
if (m_spMesh)
{
m_spMesh->GetVisibilityBoundingBox(m_LocalBBox);
// check shader requirements
for (int i=0;i<(int)m_spMesh->GetSurfaceCount();i++)
{
VisSurface_cl *pSrf = m_spMesh->GetSurface(i);
if (pSrf->m_spDepthFill==NULL)
bSupportsDepthRendering = false;
if (pSrf->m_spShadowmapFill==NULL)
bSupportsShadowmapRendering = false;
VCompiledTechnique *pSrfTech = pSrf->GetTechnique();
if (!pSrfTech)
continue;
for (int j=0;j<pSrfTech->GetShaderCount();j++)
{
const VCompiledShaderPass *pShader = pSrfTech->GetShader(j);
const int iActiveSamplerCount = (int)pShader->GetActiveSamplerCount(VSS_PixelShader);
for (int k=0;k<iActiveSamplerCount;k++)
{
const VStateGroupTexture *pStateGroupTexture = pShader->GetStateGroupTexture(VSS_PixelShader, k);
VASSERT(pStateGroupTexture != NULL);
if (pStateGroupTexture->m_cTextureType == TEXTURETYPE_LIGHTMAP)
{
m_iLightmapSampler = k;
m_bNeedsLightmap = true;
}
}
}
}
}
IVTerrainDecorationModel::UpdateParameter();
if (pOldMesh != m_spMesh)
ReapplyShaders();
if (!bSupportsShadowmapRendering)
m_iSupportedContextTypes &= ~(1<<VIS_CONTEXTUSAGE_DEPTHSHADOW);
if (bSupportsDepthRendering)
m_iSupportedContextTypes |= (1<<VIS_CONTEXTUSAGE_DEPTHFILL);
}
void VTerrainDecorationEntityModel::ReapplyShaders()
{
m_spVegetationShaders = NULL;
// set default material to vegetation (when AUTO mode is used):
if (m_spMesh!=NULL)
{
#if defined( HK_ANARCHY )
const BOOL bUseDeferred = FALSE;
#else
const BOOL bUseDeferred = Vision::Renderer.IsRendererNodeOfType(V_RUNTIME_CLASS(VDeferredRenderingSystem));
#endif
int iSubmeshCount = m_spMesh->GetSubmeshCount();
for (int i=0;i<iSubmeshCount;i++)
{
VCompiledEffect *pVegetationFX = NULL;
VBaseSubmesh *pSubmesh = m_spMesh->GetSubmesh(i);
VisSurface_cl *pSurf = pSubmesh->GetSurface();
if (m_spVegetationShaders==NULL)
m_spVegetationShaders = new VisShaderSet_cl();
if (pSurf->GetShaderMode()==VisSurface_cl::VSM_Auto)
{
char szParamStr[1024];
const hkvAlignedBBox &bbox = m_spMesh->GetBoundingBox();
float fBaseZ = bbox.isValid() ? -bbox.m_vMin.z : 0.f;
sprintf(szParamStr,"MaterialParams=%.4f,%.4f,%.4f,%.4f;AlphaThreshold=%.3f;fBaseZ=%.2f",
pSurf->GetSpecularMultiplier(),
pSurf->GetSpecularExponent(),
pSurf->GetParallaxScale (), pSurf->GetParallaxBias (),
pSurf->GetAlphaTestThreshold(),fBaseZ
);
if (bUseDeferred)
{
if (Vision::RenderLoopHelper.GetLightGrid()!=NULL)
{
VShaderEffectLib *pLib = Vision::Shaders.LoadShaderLibrary("\\Shaders\\DeferredShadingVegetationLG.ShaderLib", SHADERLIBFLAG_HIDDEN);
pVegetationFX = Vision::Shaders.CreateEffect("DeferredVegetation_Wind_LG",szParamStr,EFFECTCREATEFLAG_NONE,pLib);
} else
{
VShaderEffectLib *pLib = Vision::Shaders.LoadShaderLibrary("\\Shaders\\DeferredShadingVegetation.ShaderLib", SHADERLIBFLAG_HIDDEN);
pVegetationFX = Vision::Shaders.CreateEffect("DeferredVegetation_Wind",szParamStr,EFFECTCREATEFLAG_NONE,pLib);
}
} else
{
BOOL bRes = Vision::Shaders.LoadShaderLibrary("\\Shaders\\TerrainVegetation.ShaderLib", SHADERLIBFLAG_HIDDEN) != NULL;
if (pSurf->m_spNormalMap!=NULL)
{
if (pSurf->m_spSpecularMap!=NULL)
pVegetationFX = Vision::Shaders.CreateEffect("VegetationNrmlSpec_Wind",szParamStr);
else
pVegetationFX = Vision::Shaders.CreateEffect("VegetationNrml_Wind",szParamStr);
}
else
pVegetationFX = Vision::Shaders.CreateEffect("Vegetation_Wind",szParamStr);
}
}
if (pVegetationFX==NULL)
pVegetationFX = pSurf->GetEffect();
else
{
pSurf->SetEffect(pVegetationFX); // sets up depth technique etc.
pSurf->SetShaderMode(VisSurface_cl::VSM_Auto);
}
if (pSurf->GetTechnique())
m_spVegetationShaders->Add(pSubmesh, pSurf, pSurf->GetTechnique());
}
}
if (m_spVegetationShaders==NULL)
m_spVegetationShaders = m_spMesh->GetShaderSet(); // no clone
// supports instancing at all?
#if defined (WIN32)
m_spInstancingTech = NULL;
m_spInstancingTechShadow = NULL;
m_spInstancingTechIRPrePass = NULL;
m_spInstancingTechIRMainPass = NULL;
if (Vision::Renderer.SupportsInstancing() && m_bValidState && m_spVegetationShaders->Count()==1)
{
const VisDrawCallInfo_t &drawCall(m_spVegetationShaders->GetDrawCallList()[0]);
VisSurface_cl *pMat = drawCall.GetSurface();
bool bAnyInstancingShader = false;
VCompiledEffect *pFX = pMat->m_spCurrentEffect;
if (pFX) // checks whether the assigned shader effect holds an instancing version
{
VTechniqueConfig cfg;
#ifdef _VR_DX10
if ((Vision::Renderer.GetRendererNode ()) && (Vision::Renderer.GetRendererNode ()->GetMultisampleMode() != VVIDEO_MULTISAMPLE_OFF))
cfg.SetInclusionTags("Instancing;MSAA");
else
#endif
cfg.SetInclusionTags("Instancing");
m_spInstancingTech = pFX->FindCompatibleTechnique(&cfg, Vision::Shaders.GetGlobalTechniqueConfig());
if (m_spInstancingTech!=NULL && m_spInstancingTech->GetShaderCount()==1)
bAnyInstancingShader = true;
// shadowmap instancing?
VTechniqueConfig cfg_shadow("Instancing;SpecificShadowmapFill",NULL);
m_spInstancingTechShadow = pFX->FindCompatibleTechnique(&cfg_shadow, Vision::Shaders.GetGlobalTechniqueConfig());
if (m_spInstancingTechShadow!=NULL && m_spInstancingTechShadow->GetShaderCount()==1)
bAnyInstancingShader = true;
}
if (bAnyInstancingShader)
{
VisMBVertexDescriptor_t desc;
int iIndexCount = m_spMesh->GetMeshBuffer()->GetIndexCount();
VVertexBuffer* pVB = m_spMesh->GetMeshBuffer()->GetVertexBuffer();
m_spMesh->GetMeshBuffer()->GetVertexDescriptor(desc);
VIndexBuffer* pIB = m_spMesh->GetMeshBuffer()->GetIndexBuffer();
m_spModelMesh = new VisMeshBuffer_cl();
m_spModelMesh->SetVertexBuffer(pVB,desc,m_spMesh->GetNumOfVertices(),VIS_MEMUSAGE_STATIC, 0);
m_spModelMesh->SetIndexBuffer(pIB,iIndexCount,pIB->GetUsageFlags(), 0);
m_spModelMesh->SetPrimitiveCount(iIndexCount/3);
m_spModelMesh->SetPrimitiveType(VisMeshBuffer_cl::MB_PRIMTYPE_INDEXED_TRILIST);
#ifdef HK_DEBUG
m_spModelMesh->SetFilename("<TerrainDecorationEntity>");
#endif
m_iModelStreams = m_spModelMesh->GetStreamMask() & (m_spInstancingTech->GetShader(0)->GetStreamMask () | VERTEX_STREAM_INDEXBUFFER);
}
}
#endif
}
