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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/mesa
 Path: blob/21.2-virgl/src/gallium/drivers/zink/zink_framebuffer.h
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/*

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 * Copyright 2018 Collabora Ltd.

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 *

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 * Permission is hereby granted, free of charge, to any person obtaining a

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 * copy of this software and associated documentation files (the "Software"),

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 * to deal in the Software without restriction, including without limitation

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 * on the rights to use, copy, modify, merge, publish, distribute, sub

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 * license, and/or sell copies of the Software, and to permit persons to whom

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 * the Software is 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 NON-INFRINGEMENT. IN NO EVENT SHALL

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 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,

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 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

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 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE

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 * USE OR OTHER DEALINGS IN THE SOFTWARE.

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 */

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#ifndef ZINK_FRAMEBUFFER_H

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#define ZINK_FRAMEBUFFER_H

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#include "pipe/p_state.h"

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#include <vulkan/vulkan.h>

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#include "util/hash_table.h"

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#include "util/u_inlines.h"

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struct zink_context;

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struct zink_screen;

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struct zink_render_pass;

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struct zink_framebuffer_state {

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   uint32_t width;

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   uint16_t height, layers;

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   uint8_t samples;

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   uint8_t num_attachments;

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   VkImageView attachments[PIPE_MAX_COLOR_BUFS + 1];

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};

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struct zink_framebuffer {

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   struct pipe_reference reference;

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   /* current objects */

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   VkFramebuffer fb;

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   struct zink_render_pass *rp;

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   struct pipe_surface *surfaces[PIPE_MAX_COLOR_BUFS + 1];

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   struct pipe_surface *null_surface; /* for use with unbound attachments */

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   struct zink_framebuffer_state state;

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   struct hash_table objects;

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};

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struct zink_framebuffer *

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zink_create_framebuffer(struct zink_context *ctx,

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                        struct zink_framebuffer_state *fb,

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                        struct pipe_surface **attachments);

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void

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zink_init_framebuffer(struct zink_screen *screen, struct zink_framebuffer *fb, struct zink_render_pass *rp);

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void

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zink_destroy_framebuffer(struct zink_screen *screen,

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                         struct zink_framebuffer *fbuf);

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void

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debug_describe_zink_framebuffer(char* buf, const struct zink_framebuffer *ptr);

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static inline bool

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zink_framebuffer_reference(struct zink_screen *screen,

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                           struct zink_framebuffer **dst,

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                           struct zink_framebuffer *src)

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{

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   struct zink_framebuffer *old_dst = *dst;

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   bool ret = false;

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   if (pipe_reference_described(&old_dst->reference, src ? &src->reference : NULL,

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                                (debug_reference_descriptor)debug_describe_zink_framebuffer)) {

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      zink_destroy_framebuffer(screen, old_dst);

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      ret = true;

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   }

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   *dst = src;

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   return ret;

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}

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#endif

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