Flutter Impeller
impeller::scene::SkinnedVertexBufferGeometry Class Referencefinal

#include <geometry.h>

Inheritance diagram for impeller::scene::SkinnedVertexBufferGeometry:
impeller::scene::Geometry

Public Member Functions

 SkinnedVertexBufferGeometry ()
 
 ~SkinnedVertexBufferGeometry () override
 
void SetVertexBuffer (VertexBuffer vertex_buffer)
 
GeometryType GetGeometryType () const override
 
VertexBuffer GetVertexBuffer (Allocator &allocator) const override
 
void BindToCommand (const SceneContext &scene_context, HostBuffer &buffer, const Matrix &transform, Command &command) const override
 
void SetJointsTexture (const std::shared_ptr< Texture > &texture) override
 
- Public Member Functions inherited from impeller::scene::Geometry
virtual ~Geometry ()
 

Additional Inherited Members

- Static Public Member Functions inherited from impeller::scene::Geometry
static std::shared_ptr< CuboidGeometryMakeCuboid (Vector3 size)
 
static std::shared_ptr< GeometryMakeVertexBuffer (VertexBuffer vertex_buffer, bool is_skinned)
 
static std::shared_ptr< GeometryMakeFromFlatbuffer (const fb::MeshPrimitive &mesh, Allocator &allocator)
 

Detailed Description

Definition at line 110 of file geometry.h.

Constructor & Destructor Documentation

◆ SkinnedVertexBufferGeometry()

impeller::scene::SkinnedVertexBufferGeometry::SkinnedVertexBufferGeometry ( )
default

◆ ~SkinnedVertexBufferGeometry()

impeller::scene::SkinnedVertexBufferGeometry::~SkinnedVertexBufferGeometry ( )
overridedefault

Member Function Documentation

◆ BindToCommand()

void impeller::scene::SkinnedVertexBufferGeometry::BindToCommand ( const SceneContext scene_context,
HostBuffer buffer,
const Matrix transform,
Command command 
) const
overridevirtual

Implements impeller::scene::Geometry.

Definition at line 236 of file geometry.cc.

240  {
241  command.BindVertices(
242  GetVertexBuffer(*scene_context.GetContext()->GetResourceAllocator()));
243 
244  SamplerDescriptor sampler_desc;
245  sampler_desc.min_filter = MinMagFilter::kNearest;
246  sampler_desc.mag_filter = MinMagFilter::kNearest;
247  sampler_desc.mip_filter = MipFilter::kNearest;
248  sampler_desc.width_address_mode = SamplerAddressMode::kRepeat;
249  sampler_desc.label = "NN Repeat";
250 
251  SkinnedVertexShader::BindJointsTexture(
252  command,
253  joints_texture_ ? joints_texture_ : scene_context.GetPlaceholderTexture(),
254  scene_context.GetContext()->GetSamplerLibrary()->GetSampler(
255  sampler_desc));
256 
257  SkinnedVertexShader::FrameInfo info;
258  info.mvp = transform;
259  info.enable_skinning = joints_texture_ ? 1 : 0;
260  info.joint_texture_size =
261  joints_texture_ ? joints_texture_->GetSize().width : 1;
262  SkinnedVertexShader::BindFrameInfo(command, buffer.EmplaceUniform(info));
263 }

References impeller::Command::BindVertices(), impeller::HostBuffer::EmplaceUniform(), impeller::scene::SceneContext::GetContext(), impeller::scene::SceneContext::GetPlaceholderTexture(), GetVertexBuffer(), impeller::kNearest, impeller::kRepeat, impeller::SamplerDescriptor::label, impeller::SamplerDescriptor::mag_filter, impeller::SamplerDescriptor::min_filter, impeller::SamplerDescriptor::mip_filter, and impeller::SamplerDescriptor::width_address_mode.

◆ GetGeometryType()

GeometryType impeller::scene::SkinnedVertexBufferGeometry::GetGeometryType ( ) const
overridevirtual

Implements impeller::scene::Geometry.

Definition at line 225 of file geometry.cc.

225  {
226  return GeometryType::kSkinned;
227 }

References impeller::scene::kSkinned.

◆ GetVertexBuffer()

VertexBuffer impeller::scene::SkinnedVertexBufferGeometry::GetVertexBuffer ( Allocator allocator) const
overridevirtual

Implements impeller::scene::Geometry.

Definition at line 230 of file geometry.cc.

231  {
232  return vertex_buffer_;
233 }

Referenced by BindToCommand().

◆ SetJointsTexture()

void impeller::scene::SkinnedVertexBufferGeometry::SetJointsTexture ( const std::shared_ptr< Texture > &  texture)
overridevirtual

Reimplemented from impeller::scene::Geometry.

Definition at line 266 of file geometry.cc.

267  {
268  joints_texture_ = texture;
269 }

◆ SetVertexBuffer()

void impeller::scene::SkinnedVertexBufferGeometry::SetVertexBuffer ( VertexBuffer  vertex_buffer)

Definition at line 220 of file geometry.cc.

220  {
221  vertex_buffer_ = std::move(vertex_buffer);
222 }

The documentation for this class was generated from the following files:
impeller::MinMagFilter::kNearest
@ kNearest
Select nearest to the sample point. Most widely supported.
impeller::MipFilter::kNearest
@ kNearest
Sample from the nearest mip level.
impeller::scene::SkinnedVertexBufferGeometry::GetVertexBuffer
VertexBuffer GetVertexBuffer(Allocator &allocator) const override
Definition: geometry.cc:230
impeller::scene::GeometryType::kSkinned
@ kSkinned
impeller::SamplerAddressMode::kRepeat
@ kRepeat