CScalableMatrix CSPCharacter::GetScalableRenderTransform() const
{
CSPCharacter* pCharacter = SPGame()->GetLocalPlayerCharacter();
CScalableVector vecCharacterOrigin = pCharacter->GetGlobalOrigin();
CScalableMatrix mTransform = GetGlobalTransform();
mTransform.SetTranslation(mTransform.GetTranslation() - vecCharacterOrigin);
return mTransform;
}
void CStar::PostRender() const
{
BaseClass::PostRender();
if (GameServer()->GetRenderer()->IsRenderingTransparent())
return;
CSPCharacter* pCharacter = SPGame()->GetLocalPlayerCharacter();
CPlanet* pNearestPlanet = pCharacter->GetNearestPlanet();
float flRadius = (float)(GetRadius()*2.0f).GetUnits(SPGame()->GetSPRenderer()->GetRenderingScale());
CScalableFloat flDistance;
float flAtmosphere = 0;
if (pNearestPlanet)
{
flDistance = (pNearestPlanet->GetGlobalOrigin() - pCharacter->GetGlobalOrigin()).Length() - pNearestPlanet->GetRadius();
flAtmosphere = (float)RemapValClamped(flDistance, CScalableFloat(1.0f, SCALE_KILOMETER), pNearestPlanet->GetAtmosphereThickness(), 1.0, 0.0);
}
CGameRenderingContext c(GameServer()->GetRenderer(), true);
c.SetDepthMask(false);
c.ResetTransformations();
c.Transform(BaseGetRenderTransform());
// Set material and uniform now so RenderBillboard doesn't overwrite the alpha value.
c.UseMaterial("textures/star-yellow-atmosphere.mat");
c.SetUniform("flAlpha", flAtmosphere);
c.RenderBillboard("textures/star-yellow-atmosphere.mat", flRadius);
c.UseMaterial("textures/star-yellow-space.mat");
c.SetUniform("flAlpha", 1-flAtmosphere);
c.RenderBillboard("textures/star-yellow-space.mat", flRadius);
}
