Outlines a collection of bones that influence a given set of faces/vertices in the mesh. More...

#include <mesh.h>

Public Types
using	bone_index_map_t = std::map<uint32_t, uint32_t>

Public Member Functions
	bone_palette (uint32_t paletteSize)
	Constructs a bone palette with the given size.

auto	get_skinning_matrices (const std::vector< math::transform > &node_transforms, const skin_bind_data &bind_data) const -> const std::vector< math::mat4 > &
	Gathers the bone/palette information and matrices ready for drawing the skinned mesh.

auto	get_skinning_matrices (const std::vector< math::mat4 > &node_transforms, const skin_bind_data &bind_data) const -> const std::vector< math::mat4 > &

void	compute_palette_fit (bone_index_map_t &input, int32_t &current_space, int32_t &common_base, int32_t &additional_bones)
	Determines the relevant "fit" information that can be used to discover if and how the specified combination of bones will fit into this palette.

void	assign_bones (bone_index_map_t &bones, std::vector< uint32_t > &faces)
	Assigns the specified bones (and faces) to this bone palette.

void	assign_bones (std::vector< bool > &bones, std::vector< uint32_t > &faces)

void	assign_bones (const std::vector< uint32_t > &bones)
	Assigns the specified bones to this bone palette.

auto	translate_bone_to_palette (uint32_t bone_index) const -> uint32_t
	Translates the specified bone index into its associated position in the palette.

auto	get_maximum_blend_index () const -> int32_t
	Retrieves the maximum vertex blend index for this palette.

auto	get_maximum_size () const -> uint32_t
	Retrieves the maximum size of the palette.

auto	get_data_group () const -> uint32_t
	Retrieves the identifier of the data group assigned to the submesh of the mesh reserved for this bone palette.

auto	get_influenced_faces () -> std::vector< uint32_t > &
	Retrieves the list of faces assigned to this palette.

auto	get_bones () const -> const std::vector< uint32_t > &
	Retrieves the indices of the bones referenced by this palette.

void	set_maximum_blend_index (int index)
	Sets the maximum vertex blend index for this palette.

void	set_data_group (uint32_t group)
	Sets the identifier of the data group assigned to the submesh of the mesh reserved for this bone palette.

void	clear_influenced_faces ()
	Clears out the temporary face influences array.

Protected Attributes
bone_index_map_t	bones_lut_
	< Sorted list of bones in this palette.

std::vector< uint32_t >	bones_
	List of faces assigned to this palette.

std::vector< uint32_t >	faces_
	The data group identifier used to separate the mesh data into submeshes relevant tothis bone palette.

uint32_t	data_group_id_
	The maximum size of the palette.

uint32_t	maximum_size_
	The maximum vertex blend index for this palette.

int32_t	maximum_blend_index_

Detailed Description

Outlines a collection of bones that influence a given set of faces/vertices in the mesh.

Definition at line 185 of file mesh.h.

Member Typedef Documentation

◆ bone_index_map_t

using unravel::bone_palette::bone_index_map_t = std::map<uint32_t, uint32_t>

Definition at line 188 of file mesh.h.

Constructor & Destructor Documentation

◆ bone_palette()

unravel::bone_palette::bone_palette ( uint32_t paletteSize )

Constructs a bone palette with the given size.

Class constructor.

Parameters

paletteSize The maximum size of the palette.

Definition at line 3788 of file mesh.cpp.

Member Function Documentation

◆ assign_bones() [1/3]

void unravel::bone_palette::assign_bones	(	bone_index_map_t &	bones,
		std::vector< uint32_t > &	faces )

Assigns the specified bones (and faces) to this bone palette.

Parameters

bones	The bones to assign.
faces	The faces influenced by these bones.

Definition at line 3871 of file mesh.cpp.

◆ assign_bones() [2/3]

void unravel::bone_palette::assign_bones ( const std::vector< uint32_t > & bones )

Assigns the specified bones to this bone palette.

Parameters

bones The bones to assign.

Definition at line 3927 of file mesh.cpp.

◆ assign_bones() [3/3]

void unravel::bone_palette::assign_bones	(	std::vector< bool > &	bones,
		std::vector< uint32_t > &	faces )

Definition at line 3896 of file mesh.cpp.

◆ clear_influenced_faces()

void unravel::bone_palette::clear_influenced_faces ( )

Clears out the temporary face influences array.

Definition at line 4025 of file mesh.cpp.

◆ compute_palette_fit()

void unravel::bone_palette::compute_palette_fit	(	bone_index_map_t &	input,
		int32_t &	current_space,
		int32_t &	common_base,
		int32_t &	additional_bones )

Determines the relevant "fit" information that can be used to discover if and how the specified combination of bones will fit into this palette.

Parameters

input	The input bone index map.
current_space	The current space available in the palette.
common_base	The common base index.
additional_bones	The number of additional bones required.

Definition at line 3950 of file mesh.cpp.

◆ get_bones()

auto unravel::bone_palette::get_bones ( ) const -> const std::vector<uint32_t>&

Retrieves the indices of the bones referenced by this palette.

Returns: const std::vector<uint32_t>& The list of bone indices.

Definition at line 4030 of file mesh.cpp.

◆ get_data_group()

auto unravel::bone_palette::get_data_group ( ) const -> uint32_t

Retrieves the identifier of the data group assigned to the submesh of the mesh reserved for this bone palette.

Returns: uint32_t The data group identifier.

Definition at line 3995 of file mesh.cpp.

◆ get_influenced_faces()

auto unravel::bone_palette::get_influenced_faces ( ) -> std::vector<uint32_t>&

Retrieves the list of faces assigned to this palette.

Returns: std::vector<uint32_t>& The list of faces.

Definition at line 4020 of file mesh.cpp.

◆ get_maximum_blend_index()

auto unravel::bone_palette::get_maximum_blend_index ( ) const -> int32_t

Retrieves the maximum vertex blend index for this palette.

Returns: int32_t The maximum vertex blend index.

Definition at line 4005 of file mesh.cpp.

◆ get_maximum_size()

auto unravel::bone_palette::get_maximum_size ( ) const -> uint32_t

Retrieves the maximum size of the palette.

Returns: uint32_t The maximum size of the palette.

Definition at line 4015 of file mesh.cpp.

◆ get_skinning_matrices() [1/2]

auto unravel::bone_palette::get_skinning_matrices	(	const std::vector< math::mat4 > &	node_transforms,
		const skin_bind_data &	bind_data ) const -> const std::vector<math::mat4>&

Definition at line 3833 of file mesh.cpp.

◆ get_skinning_matrices() [2/2]

auto unravel::bone_palette::get_skinning_matrices	(	const std::vector< math::transform > &	node_transforms,
		const skin_bind_data &	bind_data ) const -> const std::vector<math::mat4>&

Gathers the bone/palette information and matrices ready for drawing the skinned mesh.

Parameters

node_transforms	The node transforms.
bind_data	The skin bind data.
compute_inverse_transpose	Whether to compute the inverse transpose of the matrices.

Returns: std::vector<math::transform> The skinning matrices.

Definition at line 3795 of file mesh.cpp.

◆ set_data_group()

void unravel::bone_palette::set_data_group ( uint32_t group )

Sets the identifier of the data group assigned to the submesh of the mesh reserved for this bone palette.

Parameters

group The data group identifier.

Definition at line 4000 of file mesh.cpp.

◆ set_maximum_blend_index()

void unravel::bone_palette::set_maximum_blend_index ( int index )

Sets the maximum vertex blend index for this palette.

Parameters

index The maximum vertex blend index.

Definition at line 4010 of file mesh.cpp.

◆ translate_bone_to_palette()

auto unravel::bone_palette::translate_bone_to_palette ( uint32_t bone_index ) const -> uint32_t

Translates the specified bone index into its associated position in the palette.

Parameters

bone_index The bone index.

Returns: uint32_t The position in the palette, or -1 if not found.

Definition at line 3987 of file mesh.cpp.

Member Data Documentation

◆ bones_

std::vector<uint32_t> unravel::bone_palette::bones_

protected

List of faces assigned to this palette.

Definition at line 308 of file mesh.h.

◆ bones_lut_

bone_index_map_t unravel::bone_palette::bones_lut_

protected

< Sorted list of bones in this palette.

Main palette of indices that reference the bones outlined in the main skin binding data.

Definition at line 306 of file mesh.h.

◆ data_group_id_

uint32_t unravel::bone_palette::data_group_id_

protected

The maximum size of the palette.

Definition at line 312 of file mesh.h.

◆ faces_

std::vector<uint32_t> unravel::bone_palette::faces_

protected

The data group identifier used to separate the mesh data into submeshes relevant tothis bone palette.

Definition at line 310 of file mesh.h.

◆ maximum_blend_index_

int32_t unravel::bone_palette::maximum_blend_index_

protected

Definition at line 316 of file mesh.h.

◆ maximum_size_

uint32_t unravel::bone_palette::maximum_size_

protected

The maximum vertex blend index for this palette.

Definition at line 314 of file mesh.h.

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

engine/engine/rendering/mesh.h
engine/engine/rendering/mesh.cpp

Public Types

Public Member Functions

Protected Attributes

Detailed Description

Member Typedef Documentation

◆ bone_index_map_t

Constructor & Destructor Documentation

◆ bone_palette()

Member Function Documentation

◆ assign_bones() [1/3]

◆ assign_bones() [2/3]

◆ assign_bones() [3/3]

◆ clear_influenced_faces()

◆ compute_palette_fit()

◆ get_bones()

◆ get_data_group()

◆ get_influenced_faces()

◆ get_maximum_blend_index()

◆ get_maximum_size()

◆ get_skinning_matrices() [1/2]

◆ get_skinning_matrices() [2/2]

◆ set_data_group()

◆ set_maximum_blend_index()

◆ translate_bone_to_palette()

Member Data Documentation

◆ bones_

◆ bones_lut_

◆ data_group_id_

◆ faces_

◆ maximum_blend_index_

◆ maximum_size_