void DiRenderPipeline::SetGlobalParams(DiSceneManager*sm, DiCamera* cam)
{
const DiCamera* realCam = cam->GetLodCamera();
mShaderEnv->viewMatrix = realCam->GetViewMatrix();
realCam->GetProjectionMatrixRs(mShaderEnv->projMatrix);
mShaderEnv->eyePosition = realCam->GetDerivedPosition();
mShaderEnv->eyeDirection = realCam->GetDirection();
mShaderEnv->farnearPlane = DiVec4(cam->GetFarClipDistance(),cam->GetNearClipDistance(),0,0);
mShaderEnv->viewProjMatrix = mShaderEnv->projMatrix * mShaderEnv->viewMatrix;
Driver->SetFillMode(cam->GetFillMode());
mShaderEnv->time = Driver->GetElapsedSecond();
mShaderEnv->viewportSize.x = (float)DiRenderWindow::ActiveWindow->GetWidth();
mShaderEnv->viewportSize.y = (float)DiRenderWindow::ActiveWindow->GetHeight();
mShaderEnv->viewportSize.z = 1.0f / mShaderEnv->viewportSize.x;
mShaderEnv->viewportSize.w = 1.0f / mShaderEnv->viewportSize.y;
mShaderEnv->texelOffsets.x = Driver->GetTexelOffset().x;
mShaderEnv->texelOffsets.y = Driver->GetTexelOffset().y;
mShaderEnv->texelOffsets.z = Driver->GetTexelOffset().x / mShaderEnv->viewportSize.x;
mShaderEnv->texelOffsets.w = Driver->GetTexelOffset().y / mShaderEnv->viewportSize.y;
// bind lights
// global parameters
mShaderEnv->globalAmbient = sm->GetAmbientColor();
mShaderEnv->numDirLights = (int)sm->GetDirLightNum();
for(int i=0; i < mShaderEnv->numDirLights; i++)
{
mShaderEnv->dirLightsColor[i] = sm->GetDirLight(i)->GetColor();
DiVec3 dir = sm->GetDirLight(i)->GetDirection().normalisedCopy();
mShaderEnv->dirLightsDir[i] = dir;
}
mShaderEnv->numPointLights = (int)sm->GetPointLightNum();
for(int i=0; i < mShaderEnv->numPointLights; i++)
{
mShaderEnv->pointLightsColor[i] = sm->GetPointLight(i)->GetColor();
DiVec3 pos = sm->GetPointLight(i)->GetPosition();
mShaderEnv->pointLightsPosition[i] = pos;
mShaderEnv->pointLightsAttenuation[i].x = sm->GetPointLight(i)->GetAttenuationBegin();
mShaderEnv->pointLightsAttenuation[i].y = sm->GetPointLight(i)->GetAttenuationEnd();
}
}
void SetupWater(DiSceneManager* sm)
{
// Render targets
auto reflectMap = DiAssetManager::GetInstance().CreateOrReplaceAsset<DiTexture>("reflect_rt");
reflectMap->SetDimensions(512, 512);
reflectMap->SetFormat(PF_A8R8G8B8);
reflectMap->SetUsage(TU_RENDER_TARGET);
reflectMap->SetAutoMipmap(false);
reflectMap->SetAddressing(AM_CLAMP);
reflectMap->CreateTexture();
auto reflectRT = reflectMap->GetRenderTarget();
auto refractMap = DiAssetManager::GetInstance().CreateOrReplaceAsset<DiTexture>("refract_rt");
refractMap->SetDimensions(512, 512);
refractMap->SetFormat(PF_A8R8G8B8);
refractMap->SetUsage(TU_RENDER_TARGET);
refractMap->SetAutoMipmap(false);
refractMap->SetAddressing(AM_CLAMP);
refractMap->CreateTexture();
auto refractRT = refractMap->GetRenderTarget();
// Water plane
DiCullNode* nodePlane = sm->GetRootNode()->CreateChild();
DiSimpleShapePtr model = make_shared<DiSimpleShape>();
model->CreatePlane(100);
auto waterMat = DiMaterial::QuickCreate("pool_fresnel_v", "pool_fresnel_p");
auto shaderParam = waterMat->GetShaderParameter();
shaderParam->WriteFloat("scale", 1.0f);
shaderParam->WriteFloat("scroll", 0.05f);
shaderParam->WriteFloat("fresnelBias", -0.1f);
shaderParam->WriteFloat("fresnelScale", 1.8f);
shaderParam->WriteFloat("fresnelPower", 8.0f);
shaderParam->WriteFloat("noiseScale", 0.05f);
shaderParam->WriteFloat4("tintColour", DiVec4(0, 0.05f, 0.05f, 1));
shaderParam->WriteTexture2D("noiseMap", "waves2.dds");
shaderParam->WriteTexture2D("reflectMap", "reflect_rt");
shaderParam->WriteTexture2D("refractMap", "refract_rt");
model->SetMaterial(waterMat);
nodePlane->AttachObject(model);
nodePlane->SetScale(7, 1, 13);
// Add to scene manager with the callbacks
DiCamera* cam = sm->GetCamera();
cam->MoveRelative(DiVec3(0, 0, 700));
sm->AddExtraRenderTarget(refractRT, cam,
[nodePlane](DiRenderTarget*) {
nodePlane->SetVisible(false);
},
[nodePlane](DiRenderTarget*) {
nodePlane->SetVisible(true);
}
);
sm->AddExtraRenderTarget(reflectRT, cam,
[nodePlane, cam](DiRenderTarget*) {
nodePlane->SetVisible(false);
cam->EnableReflection(DiPlane(DiVec3::UNIT_Y, 0));
},
[nodePlane, cam](DiRenderTarget*) {
nodePlane->SetVisible(true);
cam->DisableReflection();
}
);
DiPostEffectManager* peMgr = DiBase::Driver->GetMainRenderWindow()->GetPostEffectManager();
DiPostEffect* bloom = peMgr->GetEffect("Bloom");
if (bloom)
bloom->SetEnable(false);
}