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317a3fe49b
This change also means the texture state words will be based off of the image view's format instead of the image's format. Signed-off-by: Jarred Davies <jarred.davies@imgtec.com> Reviewed-by: Frank Binns <frank.binns@imgtec.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21594>
113 lines
3.5 KiB
C
113 lines
3.5 KiB
C
/*
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* Copyright © 2022 Imagination Technologies Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef PVR_TEX_STATE_H
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#define PVR_TEX_STATE_H
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#include <stdint.h>
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#include <vulkan/vulkan.h>
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#include "hwdef/rogue_hw_defs.h"
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#include "pvr_private.h"
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#include "pvr_types.h"
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#include "util/macros.h"
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/**
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* Texture requires 32bit index lookups instead of texture coordinate access.
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*/
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#define PVR_TEXFLAGS_INDEX_LOOKUP BITFIELD_BIT(0U)
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/** Texture has border texels present. */
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#define PVR_TEXFLAGS_BORDER BITFIELD_BIT(1U)
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/**
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* Resource is actually a buffer, not a texture, and therefore LOD is ignored.
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* Coordinates are integers.
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*/
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#define PVR_TEXFLAGS_BUFFER BITFIELD_BIT(2U)
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/** Parameters for #pvr_pack_tex_state(). */
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struct pvr_texture_state_info {
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VkFormat format;
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enum pvr_memlayout mem_layout;
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uint32_t flags;
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VkImageViewType type;
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VkImageAspectFlags aspect_mask;
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bool is_cube;
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enum pvr_texture_state tex_state_type;
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VkExtent3D extent;
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/**
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* For array textures, this holds the array dimension, in elements. This can
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* be zero if texture is not an array.
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*/
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uint32_t array_size;
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/** Base mipmap level. This is the miplevel you want as the top level. */
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uint32_t base_level;
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/**
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* Number of mipmap levels that should be accessed by HW. This is not
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* necessarily the number of levels that are in memory. (See
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* mipmaps_present)
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*/
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uint32_t mip_levels;
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/**
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* True if the texture is mipmapped.
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* Note: This is based on the number of mip levels the texture contains, not
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* on the mip levels that are being used i.e. mip_levels.
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*/
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bool mipmaps_present;
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/**
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* Number of samples per texel for multisampling. This should be 1 for none
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* multisampled textures.
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*/
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uint32_t sample_count;
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/** Stride, in pixels. Only valid if mem_layout is stride or tiled. */
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uint32_t stride;
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/**
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* For buffers, where TPU_BUFFER_LOOKUP is present, this defines
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* the offset for the buffer, in texels.
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*/
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uint32_t offset;
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/**
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* Precomputed (composed from createinfo->components and format swizzle)
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* swizzles to pass in to the texture state.
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*/
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uint8_t swizzle[4];
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/** Address of texture, which must be aligned to at least 32bits. */
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pvr_dev_addr_t addr;
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};
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VkResult
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pvr_pack_tex_state(struct pvr_device *device,
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const struct pvr_texture_state_info *info,
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uint64_t state[static const ROGUE_NUM_TEXSTATE_IMAGE_WORDS]);
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#endif /* PVR_TEX_STATE_H */
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