[Piglit] v2: ext_memory_object: Test sampling memory exported from Vulkan
Andres Rodriguez
andresx7 at gmail.com
Tue Dec 19 01:32:39 UTC 2017
On 2017-12-18 08:17 AM, Topi Pohjolainen wrote:
> First draft only contained the Vulkan rendering part. This revision
> adds the remaining bits: importing the memory to GL, creating a texture
> for it and sampling it.
>
> While there is now a fair bit of infrastructure that can be re-used, I
> feel that a lot more work remains.
This is a pretty great start.
>
> Along the way I needed GL support and drafted some initial support for
> Intel Mesa driver:
>
> git://people.freedesktop.org/~tpohjola/mesa:ext_memory_object
>
> Jason: I was wondering how GL drivers are meant to deduce the tiling.
> I suppose this is meant to happen outside the GL-api but I
> couldn't think of anything else than trying to read that from
> the buffer object (see the Intel driver hook).
I can't speak for igt, but on the radeonsi side these are passed as
metadata associated with the kernel bo.
>
> Piglit work can be found in:
>
> git://people.freedesktop.org/~tpohjola/piglit:external_objects
>
> CC: Jason Ekstrand <jason at jlekstrand.net>
> CC: Andres Rodriguez <andresx7 at gmail.com>
>
> Topi Pohjolainen (7):
> ext_memory_object: Add script for turning glsl into spirv c-array
> ext_memory_object: Support for setting up vulkan device
> ext_memory_object: Support for drawing with vulkan
> ext_memory_object: Support for setting up vulkan framebuffer
> ext_memory_object: Add tex layout command line
> ext_memory_object: Support for importing vulkan memory
> ext_memory_object: Test render with vulkan and sample with gl
>
> tests/spec/ext_memory_object/CMakeLists.gl.txt | 18 +
> tests/spec/ext_memory_object/common.c | 142 +++++
> tests/spec/ext_memory_object/common.h | 53 ++
> .../compile_and_dump_glsl_as_spirv.py | 139 +++++
> tests/spec/ext_memory_object/vk_common.c | 579 +++++++++++++++++++++
Can someone suggest a better location to place this file. Would
tests/util work?
Interacting with vulkan would be useful even outside the
ext_memory_object case.
> tests/spec/ext_memory_object/vk_common.h | 113 ++++
> .../ext_memory_object/vk_export_image_as_tex.c | 262 ++++++++++
> tests/spec/ext_memory_object/vk_fb.c | 304 +++++++++++
> tests/spec/ext_memory_object/vk_fragcoord.fs | 7 +
> tests/spec/ext_memory_object/vk_fragcoord.vs | 8 +
> 10 files changed, 1625 insertions(+)
> create mode 100644 tests/spec/ext_memory_object/common.c
> create mode 100644 tests/spec/ext_memory_object/common.h
> create mode 100644 tests/spec/ext_memory_object/compile_and_dump_glsl_as_spirv.py
> create mode 100644 tests/spec/ext_memory_object/vk_common.c
> create mode 100644 tests/spec/ext_memory_object/vk_common.h
> create mode 100644 tests/spec/ext_memory_object/vk_export_image_as_tex.c
> create mode 100644 tests/spec/ext_memory_object/vk_fb.c
> create mode 100644 tests/spec/ext_memory_object/vk_fragcoord.fs
> create mode 100644 tests/spec/ext_memory_object/vk_fragcoord.vs
>
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