src/gallium/drivers/zink/zink_framebuffer.c

   1 /*
   2  * Copyright 2018 Collabora Ltd.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 #include "zink_framebuffer.h"
  25
  26 #include "zink_render_pass.h"
  27 #include "zink_screen.h"
  28 #include "zink_surface.h"
  29
  30 #include "util/u_memory.h"
  31 #include "util/u_string.h"
  32
  33 void
  34 zink_destroy_framebuffer(struct zink_screen *screen,
  35                          struct zink_framebuffer *fbuf)
  36 {
  37    vkDestroyFramebuffer(screen->dev, fbuf->fb, NULL);
  38    for (int i = 0; i < ARRAY_SIZE(fbuf->surfaces); ++i)
  39       pipe_surface_reference(fbuf->surfaces + i, NULL);
  40
  41    zink_render_pass_reference(screen, &fbuf->rp, NULL);
  42
  43    FREE(fbuf);
  44 }
  45
  46 struct zink_framebuffer *
  47 zink_create_framebuffer(struct zink_screen *screen,
  48                         struct zink_framebuffer_state *fb)
  49 {
  50    struct zink_framebuffer *fbuf = CALLOC_STRUCT(zink_framebuffer);
  51    if (!fbuf)
  52       return NULL;
  53
  54    pipe_reference_init(&fbuf->reference, 1);
  55
  56    VkImageView attachments[ARRAY_SIZE(fb->attachments)];
  57    for (int i = 0; i < fb->num_attachments; i++) {
  58       struct zink_surface *surf = fb->attachments[i];
  59       pipe_surface_reference(fbuf->surfaces + i, &surf->base);
  60       attachments[i] = surf->image_view;
  61    }
  62
  63    zink_render_pass_reference(screen, &fbuf->rp, fb->rp);
  64
  65    VkFramebufferCreateInfo fci = {};
  66    fci.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
  67    fci.renderPass = fbuf->rp->render_pass;
  68    fci.attachmentCount = fb->num_attachments;
  69    fci.pAttachments = attachments;
  70    fci.width = fb->width;
  71    fci.height = fb->height;
  72    fci.layers = fb->layers;
  73
  74    if (vkCreateFramebuffer(screen->dev, &fci, NULL, &fbuf->fb) != VK_SUCCESS) {
  75       zink_destroy_framebuffer(screen, fbuf);
  76       return NULL;
  77    }
  78
  79    return fbuf;
  80 }
  81
  82 void
  83 debug_describe_zink_framebuffer(char* buf, const struct zink_framebuffer *ptr)
  84 {
  85    sprintf(buf, "zink_framebuffer");
  86 }