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Multiple sampler planes (one for luma, one for chroma) are needed to support CONVERSION_SEPARATE_RECONSTRUCTION_FILTER_BIT. Multiple texture descriptors (one per plane) are needed for the downsampling in nir_vk_lower_ycbcr_tex() to work in panvk. Signed-off-by: Rebecca Mckeever <rebecca.mckeever@collabora.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32563>
31 lines
648 B
C
31 lines
648 B
C
/*
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* Copyright © 2021 Collabora Ltd.
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* SPDX-License-Identifier: MIT
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*/
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#ifndef PANVK_SAMPLER_H
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#define PANVK_SAMPLER_H
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#ifndef PAN_ARCH
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#error "PAN_ARCH must be defined"
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#endif
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#include <stdint.h>
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#include "vk_sampler.h"
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/* We use 2 sampler planes for YCbCr conversion with different filters for
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* the Y and CbCr components.
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*/
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#define PANVK_MAX_DESCS_PER_SAMPLER 2
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struct panvk_sampler {
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struct vk_sampler vk;
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struct mali_sampler_packed descs[PANVK_MAX_DESCS_PER_SAMPLER];
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uint8_t desc_count;
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};
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VK_DEFINE_NONDISP_HANDLE_CASTS(panvk_sampler, vk.base, VkSampler,
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VK_OBJECT_TYPE_SAMPLER)
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#endif
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