GeorgH93/OpenVulkano
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Add EventHandle to manage smartptr based events more conveniently

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This commit is contained in:
Georg Hagen
2025-02-28 16:47:22 +01:00
parent 3317fcac23
commit 6804436b4e
3 changed files with 60 additions and 15 deletions
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19
openVulkanoCpp/Scene/Prefabs/ArBackgroundDrawable.cpp
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@@ -18,7 +18,6 @@ namespace OpenVulkano::Scene
ArBackgroundDrawable::ArBackgroundDrawable(const Ptr<AR::ArSession>& arSession)
: Drawable(DrawEncoder::GetDrawEncoder<ArBackgroundDrawable>(), DrawPhase::BACKGROUND)
, m_arSession(arSession)
{
m_shader.topology = Topology::TRIANGLE_STRIP;
m_shader.AddShaderProgram(ShaderProgramType::VERTEX, "Shader/background");
@@ -29,27 +28,21 @@ namespace OpenVulkano::Scene
SetShader(&m_shader);
m_intrinsicsBuffer.Init(sizeof(Math::CameraIntrinsicWithResolution), &FALLBACK_INTRINSICS);
m_intrinsicsBuffer.updateFrequency = UpdateFrequency::Always;
if (m_arSession)
m_arSession->OnNewFrame += EventHandler(this, &ArBackgroundDrawable::OnNewArFrame);
Init(arSession);
}
void ArBackgroundDrawable::Init(const Ptr<AR::ArSession>& arSession)
{
if (m_arSession)
{
if (m_arSession == arSession) return;
Close();
}
if (m_eventHandle) Close();
if (!arSession) return;
m_arSession = arSession;
m_arSession->OnNewFrame += EventHandler(this, &ArBackgroundDrawable::OnNewArFrame);
m_eventHandle = { arSession, &AR::ArSession::OnNewFrame, EventHandler(this, &ArBackgroundDrawable::OnNewArFrame) };
}
void ArBackgroundDrawable::Close()
{
if (m_arSession) m_arSession->OnNewFrame -= EventHandler(this, &ArBackgroundDrawable::OnNewArFrame);
m_arSession = nullptr;
m_nextFrame = nullptr;
m_eventHandle.Close();
m_lastFrame = m_nextFrame = nullptr;
m_texture = nullptr;
Drawable::Close();
}