Struct DummyRenderer

pub struct DummyRenderer;

Available on crate feature renderer_test only.

Trait Implementations

impl Debug for DummyRenderer

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for DummyRenderer

fn default() -> DummyRenderer

Returns the “default value” for a type.

impl ImportDma for DummyRenderer

fn import_dmabuf( &mut self, _dmabuf: &Dmabuf, _damage: Option<&[Rectangle<i32, Buffer>]>, ) -> Result<Self::TextureId, Self::Error>

Import a given raw dmabuf into the renderer.

fn dmabuf_formats(&self) -> FormatSet

Returns supported formats for dmabufs.

fn has_dmabuf_format(&self, format: Format) -> bool

Test if a specific dmabuf Format is supported

impl ImportDmaWl for DummyRenderer

Available on crate feature wayland_frontend only.

fn import_dma_buffer( &mut self, buffer: &WlBuffer, _surface: Option<&SurfaceData>, damage: &[Rectangle<i32, BufferCoord>], ) -> Result<Self::TextureId, Self::Error>

Import a given dmabuf-based buffer into the renderer (see buffer_type).

impl ImportEgl for DummyRenderer

Available on crate features wayland_frontend and use_system_lib and backend_egl only.

fn bind_wl_display(&mut self, _display: &DisplayHandle) -> Result<(), Error>

Binds the underlying EGL display to the given Wayland display.

fn unbind_wl_display(&mut self)

Unbinds a previously bound egl display, if existing.

fn egl_reader(&self) -> Option<&EGLBufferReader>

Returns the underlying EGLBufferReader.

fn import_egl_buffer( &mut self, _buffer: &WlBuffer, _surface: Option<&SurfaceData>, _damage: &[Rectangle<i32, Buffer>], ) -> Result<Self::TextureId, Self::Error>

Import a given wl_drm-based buffer into the renderer (see buffer_type).

impl ImportMem for DummyRenderer

fn import_memory( &mut self, _data: &[u8], _format: Fourcc, _size: Size<i32, Buffer>, _flipped: bool, ) -> Result<Self::TextureId, Self::Error>

Import a given chunk of memory into the renderer.

fn update_memory( &mut self, _texture: &Self::TextureId, _data: &[u8], _region: Rectangle<i32, Buffer>, ) -> Result<(), Self::Error>

Update a portion of a given chunk of memory into an existing texture.

fn mem_formats(&self) -> Box<dyn Iterator<Item = Fourcc>>

Returns supported formats for memory imports.

impl ImportMemWl for DummyRenderer

Available on crate feature wayland_frontend only.

fn import_shm_buffer( &mut self, buffer: &WlBuffer, surface: Option<&SurfaceData>, _damage: &[Rectangle<i32, Buffer>], ) -> Result<Self::TextureId, Self::Error>

Import a given shm-based buffer into the renderer (see buffer_type).

fn shm_formats(&self) -> Box<dyn Iterator<Item = Format>>

Returns supported formats for shared memory buffers.

impl Renderer for DummyRenderer

fn context_id(&self) -> ContextId<DummyTexture>

Returns the ContextId of this renderer

fn downscale_filter( &mut self, _filter: TextureFilter, ) -> Result<(), Self::Error>

Set the filter method to be used when rendering a texture into a smaller area than its size

fn upscale_filter(&mut self, _filter: TextureFilter) -> Result<(), Self::Error>

Set the filter method to be used when rendering a texture into a larger area than its size

fn set_debug_flags(&mut self, _flags: DebugFlags)

Set the enabled DebugFlags

fn debug_flags(&self) -> DebugFlags

Returns the current enabled DebugFlags

fn render<'frame, 'buffer>( &'frame mut self, _target: &'frame mut DummyFramebuffer, _size: Size<i32, Physical>, _dst_transform: Transform, ) -> Result<DummyFrame, Self::Error>

where 'buffer: 'frame,

Initialize a rendering context on the provided framebuffer with given dimensions and transformation.

fn wait(&mut self, sync: &SyncPoint) -> Result<(), Self::Error>

Wait for a SyncPoint to be signaled

fn cleanup_texture_cache(&mut self) -> Result<(), Self::Error>

Forcibly clean up the renderer internal texture cache

impl RendererSuper for DummyRenderer

type Error = DummyError

Error type returned by the rendering operations of this renderer.

type TextureId = DummyTexture

Texture Handle type used by this renderer.

type Framebuffer<'buffer> = DummyFramebuffer

Framebuffer to draw onto

type Frame<'frame, 'buffer> = DummyFrame where Self: 'frame, 'buffer: 'frame

Type representing a currently in-progress frame during the Renderer::render-call