void DiK2World::ProcessCliff(DiK2RenderObject* renderObj)
{
DiK2ModelPtr model = renderObj->GetModel();
model->SetBatchGroup(BATCH_TERRAIN);
DiCullNode* node = renderObj->GetNode();
DiVec3 pos = node->GetPosition();
DiQuat rot = node->GetOrientation();
DiTerrainDescPtr terDesc = mTerrain->GetDesc();
float cliffsize = terDesc->mCliffSize * terDesc->mGridSize / 2.0f;
DiVec3 transl(-cliffsize, 0, cliffsize);
pos += rot * transl;
DiTerrainDescPtr desc = mTerrain->GetDesc();
int gridx = pos.x / CHUNK_GRID_SIZE;
int gridy = pos.z / CHUNK_GRID_SIZE;
int gridSizeX = (CHUNK_GRID_SIZE * desc->mSizeX);
int gridSizeY = (CHUNK_GRID_SIZE * desc->mSizeY);
int realGrid = gridx + gridy * gridSizeX;
realGrid = DiMath::Clamp(realGrid, 0, gridSizeX*gridSizeY - 1);
uint16 diftexid = desc->mTextureIDMap->GetBuffer(0)[realGrid].diffuseID;
uint16 normtexid = desc->mTextureIDMap->GetBuffer(0)[realGrid].normalID;
DiString diffuse = desc->mTextureTable[diftexid];
DiString normal = desc->mTextureTable[normtexid];
DiTexturePtr textureDif = DiAssetManager::GetInstance().ManualLoadAsset<DiTexture>(diffuse);
#if DEMI_PLATFORM == DEMI_PLATFORM_IOS
DiTexturePtr textureNor = DiAssetManager::GetInstance().ManualLoadAsset<DiTexture>(normal);
#else
DiTexturePtr textureNor = DiAssetManager::GetInstance().ManualLoadAsset<DiTexture>(normal + "_rxgb");
DiTexturePtr textureSpe = DiAssetManager::GetInstance().ManualLoadAsset<DiTexture>(normal + "_s");
#endif
uint32 submodels = model->GetNumSubModels();
for (uint32 i = 0; i < submodels; ++i)
{
DiSubModel* sm = model->GetSubModel(i);
auto material = sm->GetMaterial();
auto newMat = material->Clone();
sm->SetMaterial(newMat);
DiShaderParameter* shaderparam = newMat->GetShaderParameter();
shaderparam->WriteTexture2D("terrainMap", textureDif);
shaderparam->WriteTexture2D("terrainNormalMap", textureNor);
#if DEMI_PLATFORM != DEMI_PLATFORM_IOS
shaderparam->WriteTexture2D("terrainSpecularMap", textureSpe);
#endif
shaderparam->WriteFloat("cliffUVScale", 1.0f / (terDesc->mTextureScale * terDesc->mGridSize));
}
}
void DiFoliageLayer::UpdateMaterial()
{
if (!mNeedUpdateMaterial)
return;
mNeedUpdateMaterial = false;
DI_ASSERT(mMaterial);
DiCompileDesc desc;
desc.entryName = "vs_main";
desc.profile = DiShaderProgram::GetDefaultVsProfile();
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_FADE_ALPHA" ,"0"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_FADE_GROW" ,"1"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_FADE_ALPHA_GROW","2"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_RENDER_QUAD" ,"0"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_RENDER_SPRITE" ,"1"));
DiString fadeMarco;
// if (m_pkDesc->m_eFadeTechnique == FADETECH_ALPHA)
// {
fadeMarco = "0";
// }
// else if (m_pkDesc->m_eFadeTechnique == FADETECH_GROW)
// {
// fadeMarco = "1";
// }
// else if (m_pkDesc->m_eFadeTechnique == FADETECH_ALPHAGROW)
// {
// fadeMarco = "2";
// }
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_LIGHTING" ,mDesc->mLighting? "1":"0"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_ANIMATE" ,mDesc->mAnimate? "1":"0"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_BLEND" ,/*m_pkDesc->m_bBlend? "1":"0"*/"1"));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_FADE_TECH" ,fadeMarco));
desc.marcos.push_back(DiPair<DiString,DiString>("_GRASS_RENDER_TECH",mDesc->mRenderTechnique == GRASSTECH_SPRITE ? "1" : "0"));
DiShaderParameter* msp = mMaterial->GetShaderParameter();
DiShaderProgram* vp = mMaterial->GetVertexShader();
if (vp)
{
DiShaderInstance* si = vp->GetShader();
if (si)
{
si->mCompileDesc = desc;
si->Compile(vp->GetCode());
msp->LoadVariables(vp,SHADER_VERTEX);
}
}
// д²ÎÊý
// if (m_pkDesc->m_bBlend)
{
msp->WriteFloat("fadeRange", 100);
}
//if (m_pkDesc->m_eFadeTechnique == FADETECH_GROW ||
// m_pkDesc->m_eFadeTechnique == FADETECH_ALPHAGROW)
{
//msp->WriteFloat("grassHeight", m_pkDesc->m_fMaxHeight * 1.05f);
}
msp->WriteTexture2D("diffuseTexture",mDesc->DemiureName);
}