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Add real-time environment probes support

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This commit is contained in:
Wojciech Figat
2022-07-18 14:50:41 +02:00
parent 3dbff3cab7
commit 60f868a08b
7 changed files with 124 additions and 50 deletions
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36
Source/Engine/Renderer/ProbesRenderer.cpp
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@@ -157,7 +157,8 @@ void ProbesRenderer::Bake(EnvironmentProbe* probe, float timeout)
_probesToBake.Add(e);
// Fire event
OnRegisterBake(e);
if (e.UseTextureData())
OnRegisterBake(e);
}
void ProbesRenderer::Bake(SkyLight* probe, float timeout)
@@ -183,7 +184,21 @@ void ProbesRenderer::Bake(SkyLight* probe, float timeout)
_probesToBake.Add(e);
// Fire event
OnRegisterBake(e);
if (e.UseTextureData())
OnRegisterBake(e);
}
bool ProbesRenderer::Entry::UseTextureData() const
{
if (Type == EntryType::EnvProbe && Actor)
{
switch (Actor.As<EnvironmentProbe>()->UpdateMode)
{
case EnvironmentProbe::ProbeUpdateMode::Realtime:
return false;
}
}
return true;
}
int32 ProbesRenderer::Entry::GetResolution() const
@@ -358,7 +373,7 @@ void ProbesRendererService::Update()
texture = _probe;
break;
}
ASSERT(texture);
ASSERT(texture && _current.UseTextureData());
auto taskB = New<DownloadProbeTask>(texture, _current);
auto taskA = texture->DownloadDataAsync(taskB->GetData());
if (taskA == nullptr)
@@ -462,7 +477,6 @@ void ProbesRenderer::onRender(RenderTask* task, GPUContext* context)
if (_current.Type == EntryType::EnvProbe)
{
auto envProbe = (EnvironmentProbe*)_current.Actor.Get();
LOG(Info, "Updating Env probe '{0}' (resolution: {1})...", envProbe->ToString(), probeResolution);
Vector3 position = envProbe->GetPosition();
float radius = envProbe->GetScaledRadius();
float nearPlane = Math::Max(0.1f, envProbe->CaptureNearPlane);
@@ -479,7 +493,6 @@ void ProbesRenderer::onRender(RenderTask* task, GPUContext* context)
else if (_current.Type == EntryType::SkyLight)
{
auto skyLight = (SkyLight*)_current.Actor.Get();
LOG(Info, "Updating sky light '{0}' (resolution: {1})...", skyLight->ToString(), probeResolution);
Vector3 position = skyLight->GetPosition();
float nearPlane = 10.0f;
float farPlane = Math::Max(nearPlane + 1000.0f, skyLight->SkyDistanceThreshold * 2.0f);
@@ -575,6 +588,19 @@ void ProbesRenderer::onRender(RenderTask* task, GPUContext* context)
// Mark as rendered
_updateFrameNumber = Engine::FrameCount;
_task->Enabled = false;
// Real-time probes don't use TextureData (for streaming) but copy generated probe directly to GPU memory
if (!_current.UseTextureData())
{
if (_current.Type == EntryType::EnvProbe && _current.Actor)
{
_current.Actor.As<EnvironmentProbe>()->SetProbeData(context, _probe);
}
// Clear flag
_updateFrameNumber = 0;
_current.Type = EntryType::Invalid;
}
}
#endif