Metal Backend

Minimal Metal compute wrapper used by the Apple MPS path. More...

Functions
void	metal_begin_frame ()
	Begin/end a logical frame (enqueue work for a command buffer).
bool	metal_buffer_alloc (size_t size, MetalBuffer *out)
bool	metal_buffer_download (const MetalBuffer *buffer, size_t offset, void *data, size_t length)
bool	metal_buffer_fill (const MetalBuffer *buffer, size_t offset, uint8_t value, size_t length)
void	metal_buffer_free (MetalBuffer *buffer)
bool	metal_buffer_upload (const MetalBuffer *buffer, size_t offset, const void *data, size_t length)
bool	metal_dispatch_1d (const char *kernel_name, size_t threads, size_t threads_per_group, const MetalDispatchTexture *textures, size_t texture_count, const MetalDispatchBuffer *buffers, size_t buffer_count, const MetalDispatchBytes *bytes, size_t bytes_count, void *command_buffer)
	Dispatch a 1D compute kernel.
bool	metal_dispatch_2d (const char *kernel_name, size_t width, size_t height, size_t threads_per_group_x, size_t threads_per_group_y, const MetalDispatchTexture *textures, size_t texture_count, const MetalDispatchBuffer *buffers, size_t buffer_count, const MetalDispatchBytes *bytes, size_t bytes_count, void *command_buffer)
	Dispatch a 2D compute kernel.
bool	metal_dispatch_texture_kernel (const char *kernel_name, void *grid_texture_handle, size_t threads_per_group_x, size_t threads_per_group_y, const MetalDispatchTexture *textures, size_t texture_count, const MetalDispatchBuffer *buffers, size_t buffer_count, const MetalDispatchBytes *bytes, size_t bytes_count, void *command_buffer)
	Dispatch a kernel using a texture as the grid shape source.
void	metal_end_frame ()
	Commit and wait for the thread-local command buffer.
void	metal_flush ()
	Commit and wait for outstanding thread-local work, if any.
bool	metal_init ()
bool	metal_is_available ()
bool	metal_self_test ()
void	metal_shutdown ()

Detailed Description

Minimal Metal compute wrapper used by the Apple MPS path.

Function Documentation

metal_begin_frame()

void metal_begin_frame

(

)

Begin/end a logical frame (enqueue work for a command buffer).

Begin/end a logical frame (enqueue work for a command buffer).

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metal_buffer_alloc()

bool metal_buffer_alloc	(	size_t	size,
		MetalBuffer *	out
	)

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metal_buffer_download()

bool metal_buffer_download	(	const MetalBuffer *	buffer,
		size_t	offset,
		void *	data,
		size_t	length
	)

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metal_buffer_fill()

bool metal_buffer_fill	(	const MetalBuffer *	buffer,
		size_t	offset,
		uint8_t	value,
		size_t	length
	)

metal_buffer_free()

void metal_buffer_free

(

MetalBuffer *

buffer

)

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metal_buffer_upload()

bool metal_buffer_upload	(	const MetalBuffer *	buffer,
		size_t	offset,
		const void *	data,
		size_t	length
	)

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metal_dispatch_1d()

bool metal_dispatch_1d	(	const char *	kernel_name,
		size_t	threads,
		size_t	threads_per_group,
		const MetalDispatchTexture *	textures,
		size_t	texture_count,
		const MetalDispatchBuffer *	buffers,
		size_t	buffer_count,
		const MetalDispatchBytes *	bytes,
		size_t	bytes_count,
		void *	command_buffer
	)

Dispatch a 1D compute kernel.

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metal_dispatch_2d()

bool metal_dispatch_2d	(	const char *	kernel_name,
		size_t	width,
		size_t	height,
		size_t	threads_per_group_x,
		size_t	threads_per_group_y,
		const MetalDispatchTexture *	textures,
		size_t	texture_count,
		const MetalDispatchBuffer *	buffers,
		size_t	buffer_count,
		const MetalDispatchBytes *	bytes,
		size_t	bytes_count,
		void *	command_buffer
	)

Dispatch a 2D compute kernel.

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metal_dispatch_texture_kernel()

bool metal_dispatch_texture_kernel	(	const char *	kernel_name,
		void *	grid_texture_handle,
		size_t	threads_per_group_x,
		size_t	threads_per_group_y,
		const MetalDispatchTexture *	textures,
		size_t	texture_count,
		const MetalDispatchBuffer *	buffers,
		size_t	buffer_count,
		const MetalDispatchBytes *	bytes,
		size_t	bytes_count,
		void *	command_buffer
	)

Dispatch a kernel using a texture as the grid shape source.

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metal_end_frame()

void metal_end_frame

(

)

Commit and wait for the thread-local command buffer.

metal_flush()

void metal_flush

(

)

Commit and wait for outstanding thread-local work, if any.

metal_init()

bool metal_init

(

)

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metal_is_available()

bool metal_is_available

(

)

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metal_self_test()

bool metal_self_test

(

)

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metal_shutdown()

void metal_shutdown

(

)