impeller::scene::Scene Class Reference

#include <scene.h>

Public Member Functions
	Scene ()=delete
	Scene (std::shared_ptr< SceneContext > scene_context)
	~Scene ()
Node &	GetRoot ()
bool	Render (const RenderTarget &render_target, const Matrix &camera_transform)
bool	Render (const RenderTarget &render_target, const Camera &camera)

Detailed Description

Definition at line 18 of file scene.h.

Constructor & Destructor Documentation

Scene() [1/2]

impeller::scene::Scene::Scene ( )

delete

Scene() [2/2]

impeller::scene::Scene::Scene ( std::shared_ptr< SceneContext >  scene_context )

explicit

Definition at line 19 of file scene.cc.

    : scene_context_(std::move(scene_context)) {
  root_.is_root_ = true;
};

~Scene()

impeller::scene::Scene::~Scene

(

)

Definition at line 24 of file scene.cc.

              {
  for (auto& child : GetRoot().GetChildren()) {
    child->parent_ = nullptr;
  }
}

Member Function Documentation

GetRoot()

Node & impeller::scene::Scene::GetRoot

(

)

Definition at line 30 of file scene.cc.

                     {
  return root_;
}

Render() [1/2]

bool impeller::scene::Scene::Render	(	const RenderTarget &	render_target,
		const Camera &	camera
	)

Definition at line 67 of file scene.cc.

                                                                          {
  return Render(render_target,
                camera.GetTransform(render_target.GetRenderTargetSize()));
}

Render() [2/2]

bool impeller::scene::Scene::Render	(	const RenderTarget &	render_target,
		const Matrix &	camera_transform
	)

Definition at line 34 of file scene.cc.

                                                   {
  fml::ScopedCleanupClosure reset_state(
      [context = scene_context_]() { context->GetTransientsBuffer().Reset(); });
 
  // Collect the render commands from the scene.
  SceneEncoder encoder;
  if (!root_.Render(encoder,
                    *scene_context_->GetContext()->GetResourceAllocator(),
                    Matrix())) {
    FML_LOG(ERROR) << "Failed to render frame.";
    return false;
  }
 
  // Encode the commands.
 
  std::shared_ptr<CommandBuffer> command_buffer =
      encoder.BuildSceneCommandBuffer(*scene_context_, camera_transform,
                                      render_target);
 
  // TODO(bdero): Do post processing.
 
  if (!scene_context_->GetContext()
           ->GetCommandQueue()
           ->Submit({command_buffer})
           .ok()) {
    FML_LOG(ERROR) << "Failed to submit command buffer.";
    return false;
  }
 
  return true;
}

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The documentation for this class was generated from the following files:

• impeller/scene/scene.h
• impeller/scene/scene.cc