Trait nannou::vk::VertexDefinition

pub unsafe trait VertexDefinition<I>: VertexSource<Vec<Arc<dyn BufferAccess + 'static + Sync + Send>>> where
    <Self::BuffersIter as Iterator>::Item == (u32, usize, InputRate),
    <Self::AttribsIter as Iterator>::Item == (u32, u32, AttributeInfo), {
    type BuffersIter: ExactSizeIterator;
    type AttribsIter: ExactSizeIterator;
    fn definition(
        &self, 
        interface: &I
    ) -> Result<(Self::BuffersIter, Self::AttribsIter), IncompatibleVertexDefinitionError>;
}

Trait for types that describe the definition of the vertex input used by a graphics pipeline.

Associated Types

type BuffersIter: ExactSizeIterator

Iterator that returns the offset, the stride (in bytes) and input rate of each buffer.

type AttribsIter: ExactSizeIterator

Iterator that returns the attribute location, buffer id, and infos.

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Required methods

fn definition(
    &self,
    interface: &I
) -> Result<(Self::BuffersIter, Self::AttribsIter), IncompatibleVertexDefinitionError>

Builds the vertex definition to use to link this definition to a vertex shader's input interface.

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Implementors

impl<I> VertexDefinition<I> for BufferlessDefinition

type BuffersIter = Empty<(u32, usize, InputRate)>

type AttribsIter = Empty<(u32, u32, AttributeInfo)>

fn definition(
    &self,
    &I
) -> Result<(<BufferlessDefinition as VertexDefinition<I>>::BuffersIter, <BufferlessDefinition as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

impl<I, T> VertexDefinition<I> for T where
    T: SafeDeref,
    <T as Deref>::Target: VertexDefinition<I>, 

type BuffersIter = <<T as Deref>::Target as VertexDefinition<I>>::BuffersIter

type AttribsIter = <<T as Deref>::Target as VertexDefinition<I>>::AttribsIter

fn definition(
    &self,
    interface: &I
) -> Result<(<T as VertexDefinition<I>>::BuffersIter, <T as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

impl<Mv, L, Rp, I> VertexDefinition<I> for GraphicsPipeline<Mv, L, Rp> where
    Mv: VertexDefinition<I>, 

type BuffersIter = <Mv as VertexDefinition<I>>::BuffersIter

type AttribsIter = <Mv as VertexDefinition<I>>::AttribsIter

fn definition(
    &self,
    interface: &I
) -> Result<(<GraphicsPipeline<Mv, L, Rp> as VertexDefinition<I>>::BuffersIter, <GraphicsPipeline<Mv, L, Rp> as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

impl<T, I> VertexDefinition<I> for SingleBufferDefinition<T> where
    I: ShaderInterfaceDef,
    T: Vertex, 

type BuffersIter = IntoIter<(u32, usize, InputRate)>

type AttribsIter = IntoIter<(u32, u32, AttributeInfo)>

fn definition(
    &self,
    interface: &I
) -> Result<(<SingleBufferDefinition<T> as VertexDefinition<I>>::BuffersIter, <SingleBufferDefinition<T> as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

impl<T, I> VertexDefinition<I> for SingleInstanceBufferDefinition<T> where
    I: ShaderInterfaceDef,
    T: Vertex, 

type BuffersIter = IntoIter<(u32, usize, InputRate)>

type AttribsIter = IntoIter<(u32, u32, AttributeInfo)>

fn definition(
    &self,
    interface: &I
) -> Result<(<SingleInstanceBufferDefinition<T> as VertexDefinition<I>>::BuffersIter, <SingleInstanceBufferDefinition<T> as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

impl<T, U, I> VertexDefinition<I> for OneVertexOneInstanceDefinition<T, U> where
    I: ShaderInterfaceDef,
    T: Vertex,
    U: Vertex, 

type BuffersIter = IntoIter<(u32, usize, InputRate)>

type AttribsIter = IntoIter<(u32, u32, AttributeInfo)>

fn definition(
    &self,
    interface: &I
) -> Result<(<OneVertexOneInstanceDefinition<T, U> as VertexDefinition<I>>::BuffersIter, <OneVertexOneInstanceDefinition<T, U> as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

impl<T, U, I> VertexDefinition<I> for TwoBuffersDefinition<T, U> where
    I: ShaderInterfaceDef,
    T: Vertex,
    U: Vertex, 

type BuffersIter = IntoIter<(u32, usize, InputRate)>

type AttribsIter = IntoIter<(u32, u32, AttributeInfo)>

fn definition(
    &self,
    interface: &I
) -> Result<(<TwoBuffersDefinition<T, U> as VertexDefinition<I>>::BuffersIter, <TwoBuffersDefinition<T, U> as VertexDefinition<I>>::AttribsIter), IncompatibleVertexDefinitionError>

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