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d3d12: implementation for get_resources()

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Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23159>
This commit is contained in:
Ganesh Belgur Ramachandra 2023-06-19 14:53:18 -05:00 • committed by Marge Bot
parent e4389fe0ee
commit 025dcbea66
2 changed files with 35 additions and 0 deletions
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27
src/gallium/drivers/d3d12/d3d12_video_buffer.cpp
View file

@ -62,6 +62,7 @@ d3d12_video_buffer_create_impl(struct pipe_context *pipe,
// Fill vtable
pD3D12VideoBuffer->base.destroy = d3d12_video_buffer_destroy;
pD3D12VideoBuffer->base.get_resources = d3d12_video_buffer_resources;
pD3D12VideoBuffer->base.get_sampler_view_planes = d3d12_video_buffer_get_sampler_view_planes;
pD3D12VideoBuffer->base.get_sampler_view_components = d3d12_video_buffer_get_sampler_view_components;
pD3D12VideoBuffer->base.get_surfaces = d3d12_video_buffer_get_surfaces;
@ -233,6 +234,32 @@ error:
return nullptr;
}
/**
* get an individual resource for each plane,
* only returns existing resources by reference
*/
void
d3d12_video_buffer_resources(struct pipe_video_buffer *buffer,
struct pipe_resource **resources)
{
struct d3d12_video_buffer *pD3D12VideoBuffer = (struct d3d12_video_buffer *) buffer;
assert(pD3D12VideoBuffer);
// pCurPlaneResource refers to the planar resource, not the overall resource.
// in d3d12_resource this is handled by having a linked list of planes with
// d3dRes->base.next ptr to next plane resource
// starting with the plane 0 being the overall resource
struct pipe_resource *pCurPlaneResource = &pD3D12VideoBuffer->texture->base.b;
for (uint i = 0; i < pD3D12VideoBuffer->num_planes; ++i) {
assert(pCurPlaneResource); // the d3d12_resource has a linked list with the exact name of number of elements
// as planes
resources[i] = pCurPlaneResource;
pCurPlaneResource = pCurPlaneResource->next;
}
}
/**
* get an individual sampler view for each plane
*/

8
src/gallium/drivers/d3d12/d3d12_video_buffer.h
View file

@ -53,6 +53,14 @@ d3d12_video_buffer_from_handle( struct pipe_context *pipe,
void
d3d12_video_buffer_destroy(struct pipe_video_buffer *buffer);
/**
* get an individual resource for each plane,
* only returns existing resources by reference
*/
void
d3d12_video_buffer_resources(struct pipe_video_buffer *buffer,
struct pipe_resource **resources);
/**
* get an individual sampler view for each plane
*/