castor3d::SkinningUbo Class Reference

#include <SkinningUbo.hpp>

Public Types
using	Configuration = SkinningTransformsConfiguration

Static Public Member Functions
static C3D_API shader::SkinningData	declare (sdw::ShaderWriter &writer, uint32_t transformsBinding, uint32_t transformsSet, ProgramFlags const &flags)
	Declares the variables needed to compute skinning in vertex shader. More...
static C3D_API sdw::Mat4	computeTransform (shader::SkinningData const &data, sdw::Mat4 transform, sdw::ShaderWriter &writer, sdw::UInt const &skinningId, sdw::UVec4 const &boneIds0, sdw::UVec4 const &boneIds1, sdw::Vec4 const &boneWeights0, sdw::Vec4 const &boneWeights1)
	Computes skinning transformation in vertex shader. More...
template<ast::var::Flag FlagT>
static sdw::Mat4	computeTransform (shader::SkinningData const &data, shader::VertexSurfaceT< FlagT > const &surface, sdw::ShaderWriter &writer, sdw::Int const &instanceIndex, sdw::UVec4 const &boneIds0, sdw::UVec4 const &boneIds1, sdw::Vec4 const &boneWeights0, sdw::Vec4 const &boneWeights1)
	Computes skinning transformation in vertex shader. More...

Static Public Attributes
static C3D_API castor::String const	BufferSkinning
static C3D_API castor::String const	Bones

Member Typedef Documentation

Configuration

using castor3d::SkinningUbo::Configuration = SkinningTransformsConfiguration

Member Function Documentation

computeTransform() [1/2]

static C3D_API sdw::Mat4 castor3d::SkinningUbo::computeTransform ( shader::SkinningData const &  data, sdw::Mat4  transform, sdw::ShaderWriter &  writer, sdw::UInt const &  skinningId, sdw::UVec4 const &  boneIds0, sdw::UVec4 const &  boneIds1, sdw::Vec4 const &  boneWeights0, sdw::Vec4 const &  boneWeights1  )

static

Computes skinning transformation in vertex shader.

Parameters

[in]	data	The skinning data.
[in]	transform	The pre-skinning transform.
[in]	writer	The shader writer.
[in]	skinningId	The node's skinning ID.
[in]	boneIds0	The bones IDs (0..3).
[in]	boneIds1	The bones IDs (4..7).
[in]	boneWeights0	The bones weights (0..3).
[in]	boneWeights1	The bones weights (4..7).

Returns

The resulting matrix.

Referenced by computeTransform().

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computeTransform() [2/2]

template<ast::var::Flag FlagT>

static sdw::Mat4 castor3d::SkinningUbo::computeTransform ( shader::SkinningData const &  data, shader::VertexSurfaceT< FlagT > const &  surface, sdw::ShaderWriter &  writer, sdw::Int const &  instanceIndex, sdw::UVec4 const &  boneIds0, sdw::UVec4 const &  boneIds1, sdw::Vec4 const &  boneWeights0, sdw::Vec4 const &  boneWeights1  )

inlinestatic

Computes skinning transformation in vertex shader.

Parameters

[in]	data	The skinning data.
[in]	surface	The processed surface
[in]	writer	The shader writer.
[in]	instanceIndex	The instance index.
[in]	boneIds0	The bones IDs (0..3).
[in]	boneIds1	The bones IDs (4..7).
[in]	boneWeights0	The bones weights (0..3).
[in]	boneWeights1	The bones weights (4..7).

Returns

The resulting matrix.

References computeTransform().

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declare()

static C3D_API shader::SkinningData castor3d::SkinningUbo::declare ( sdw::ShaderWriter &  writer, uint32_t  transformsBinding, uint32_t  transformsSet, ProgramFlags const &  flags  )

static

Declares the variables needed to compute skinning in vertex shader.

Parameters

[in]	writer	The shader writer.
[in]	transformsBinding	The descriptor set binding point for the transforms buffer.
[in]	transformsSet	The descriptor set index for the transforms buffer.
[in]	flags	The program flags.

Returns

The skinning data.

Member Data Documentation

Bones

C3D_API castor::String const castor3d::SkinningUbo::Bones

static

Name of the bones matrices attribute.

BufferSkinning

C3D_API castor::String const castor3d::SkinningUbo::BufferSkinning

static

Name of the skinning animation frame variable buffer.

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

• Shader/Ubos/SkinningUbo.hpp