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render/vulkan: create plain framebuffers on demand

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This change makes it possible to support both the direct srgb-format
pipeline and indirect (color-managed, or non-srgb-format) pipeline
for the same render buffer.
This commit is contained in:
Manuel Stoeckl 2024-01-07 08:42:45 -05:00 committed by Simon Ser
parent adbfd3c321
commit e443434876
3 changed files with 247 additions and 138 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
include/render/vulkan.h
View File

@ -187,6 +187,7 @@ struct wlr_vk_pipeline {
struct wlr_vk_render_format_setup {
struct wl_list link; // wlr_vk_renderer.render_format_setups
const struct wlr_vk_format *render_format; // used in renderpass
bool use_blending_buffer;
VkRenderPass render_pass;
VkPipeline output_pipe_srgb;
@ -201,24 +202,44 @@ struct wlr_vk_render_buffer {
struct wlr_buffer *wlr_buffer;
struct wlr_addon addon;
struct wlr_vk_renderer *renderer;
struct wlr_vk_render_format_setup *render_setup;
struct wl_list link; // wlr_vk_renderer.buffers
VkImage image;
VkImageView image_view;
VkFramebuffer framebuffer;
uint32_t mem_count;
VkDeviceMemory memories[WLR_DMABUF_MAX_PLANES];
bool transitioned;
uint32_t mem_count;
VkImage image;
VkImage blend_image;
VkImageView blend_image_view;
VkDeviceMemory blend_memory;
VkDescriptorSet blend_descriptor_set;
struct wlr_vk_descriptor_pool *blend_attachment_pool;
bool blend_transitioned;
// Framebuffer and image view for rendering directly onto the buffer image.
// This requires that the image support an _SRGB VkFormat, and does
// not work with color transforms.
struct {
struct wlr_vk_render_format_setup *render_setup;
VkImageView image_view;
VkFramebuffer framebuffer;
bool transitioned;
} srgb;
// Framebuffer, image view, and blending image to render indirectly
// onto the buffer image. This works for general image types and permits
// color transforms.
struct {
struct wlr_vk_render_format_setup *render_setup;
VkImageView image_view;
VkFramebuffer framebuffer;
bool transitioned;
VkImage blend_image;
VkImageView blend_image_view;
VkDeviceMemory blend_memory;
VkDescriptorSet blend_descriptor_set;
struct wlr_vk_descriptor_pool *blend_attachment_pool;
bool blend_transitioned;
} plain;
};
bool vulkan_setup_plain_framebuffer(struct wlr_vk_render_buffer *buffer,
const struct wlr_dmabuf_attributes *dmabuf);
struct wlr_vk_command_buffer {
VkCommandBuffer vk;
bool recording;
@ -351,6 +372,7 @@ struct wlr_vk_render_pass {
VkPipeline bound_pipeline;
float projection[9];
bool failed;
bool srgb_pathway; // if false, rendering via intermediate blending buffer
};
struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *renderer,

63
render/vulkan/pass.c
View File

@ -87,7 +87,7 @@ static bool render_pass_submit(struct wlr_render_pass *wlr_pass) {
assert(stage_cb != NULL);
renderer->stage.cb = NULL;
if (render_buffer->blend_image) {
if (!pass->srgb_pathway) {
// Apply output shader to map blend image to actual output image
vkCmdNextSubpass(render_cb->vk, VK_SUBPASS_CONTENTS_INLINE);
@ -109,14 +109,14 @@ static bool render_pass_submit(struct wlr_render_pass *wlr_pass) {
};
mat3_to_mat4(final_matrix, vert_pcr_data.mat4);
bind_pipeline(pass, render_buffer->render_setup->output_pipe_srgb);
bind_pipeline(pass, render_buffer->plain.render_setup->output_pipe_srgb);
vkCmdPushConstants(render_cb->vk, renderer->output_pipe_layout,
VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(vert_pcr_data), &vert_pcr_data);
vkCmdPushConstants(render_cb->vk, renderer->output_pipe_layout,
VK_SHADER_STAGE_FRAGMENT_BIT, sizeof(vert_pcr_data),
sizeof(frag_pcr_data), &frag_pcr_data);
VkDescriptorSet ds[] = {
render_buffer->blend_descriptor_set, // set 0
render_buffer->plain.blend_descriptor_set, // set 0
renderer->output_ds_lut3d_dummy, // set 1
};
size_t ds_len = sizeof(ds) / sizeof(ds[0]);
@ -218,26 +218,30 @@ static bool render_pass_submit(struct wlr_render_pass *wlr_pass) {
// also add acquire/release barriers for the current render buffer
VkImageLayout src_layout = VK_IMAGE_LAYOUT_GENERAL;
if (!render_buffer->transitioned) {
src_layout = VK_IMAGE_LAYOUT_PREINITIALIZED;
render_buffer->transitioned = true;
}
if (render_buffer->blend_image) {
if (pass->srgb_pathway) {
if (!render_buffer->srgb.transitioned) {
src_layout = VK_IMAGE_LAYOUT_PREINITIALIZED;
render_buffer->srgb.transitioned = true;
}
} else {
if (!render_buffer->plain.transitioned) {
src_layout = VK_IMAGE_LAYOUT_PREINITIALIZED;
render_buffer->plain.transitioned = true;
}
// The render pass changes the blend image layout from
// color attachment to read only, so on each frame, before
// the render pass starts, we change it back
VkImageLayout blend_src_layout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
if (!render_buffer->blend_transitioned) {
if (!render_buffer->plain.blend_transitioned) {
blend_src_layout = VK_IMAGE_LAYOUT_UNDEFINED;
render_buffer->blend_transitioned = true;
render_buffer->plain.blend_transitioned = true;
}
VkImageMemoryBarrier blend_acq_barrier = {
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
.image = render_buffer->blend_image,
.image = render_buffer->plain.blend_image,
.oldLayout = blend_src_layout,
.newLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
.srcAccessMask = VK_ACCESS_SHADER_READ_BIT,
@ -435,7 +439,7 @@ error:
static void render_pass_mark_box_updated(struct wlr_vk_render_pass *pass,
const struct wlr_box *box) {
if (!pass->render_buffer->blend_image) {
if (pass->srgb_pathway) {
return;
}
@ -495,8 +499,11 @@ static void render_pass_add_rect(struct wlr_render_pass *wlr_pass,
wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL, 0, proj);
wlr_matrix_multiply(matrix, pass->projection, matrix);
struct wlr_vk_render_format_setup *setup = pass->srgb_pathway ?
pass->render_buffer->srgb.render_setup :
pass->render_buffer->plain.render_setup;
struct wlr_vk_pipeline *pipe = setup_get_or_create_pipeline(
pass->render_buffer->render_setup,
setup,
&(struct wlr_vk_pipeline_key) {
.source = WLR_VK_SHADER_SOURCE_SINGLE_COLOR,
.layout = { .ycbcr_format = NULL },
@ -560,7 +567,6 @@ static void render_pass_add_texture(struct wlr_render_pass *wlr_pass,
const struct wlr_render_texture_options *options) {
struct wlr_vk_render_pass *pass = get_render_pass(wlr_pass);
struct wlr_vk_renderer *renderer = pass->renderer;
struct wlr_vk_render_buffer *render_buffer = pass->render_buffer;
VkCommandBuffer cb = pass->command_buffer->vk;
struct wlr_vk_texture *texture = vulkan_get_texture(options->texture);
@ -605,8 +611,11 @@ static void render_pass_add_texture(struct wlr_render_pass *wlr_pass,
};
mat3_to_mat4(matrix, vert_pcr_data.mat4);
struct wlr_vk_render_format_setup *setup = pass->srgb_pathway ?
pass->render_buffer->srgb.render_setup :
pass->render_buffer->plain.render_setup;
struct wlr_vk_pipeline *pipe = setup_get_or_create_pipeline(
render_buffer->render_setup,
setup,
&(struct wlr_vk_pipeline_key) {
.source = WLR_VK_SHADER_SOURCE_TEXTURE,
.layout = {
@ -672,12 +681,25 @@ static const struct wlr_render_pass_impl render_pass_impl = {
struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *renderer,
struct wlr_vk_render_buffer *buffer) {
bool using_srgb_pathway = buffer->srgb.framebuffer != VK_NULL_HANDLE;
if (!using_srgb_pathway && !buffer->plain.image_view) {
struct wlr_dmabuf_attributes attribs;
wlr_buffer_get_dmabuf(buffer->wlr_buffer, &attribs);
if (!vulkan_setup_plain_framebuffer(buffer, &attribs)) {
wlr_log(WLR_ERROR, "Failed to set up blend image");
return NULL;
}
}
struct wlr_vk_render_pass *pass = calloc(1, sizeof(*pass));
if (pass == NULL) {
return NULL;
}
wlr_render_pass_init(&pass->base, &render_pass_impl);
pass->renderer = renderer;
pass->srgb_pathway = using_srgb_pathway;
rect_union_init(&pass->updated_region);
@ -713,10 +735,15 @@ struct wlr_vk_render_pass *vulkan_begin_render_pass(struct wlr_vk_renderer *rend
VkRenderPassBeginInfo rp_info = {
.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
.renderArea = rect,
.renderPass = buffer->render_setup->render_pass,
.framebuffer = buffer->framebuffer,
.clearValueCount = 0,
};
if (pass->srgb_pathway) {
rp_info.renderPass = buffer->srgb.render_setup->render_pass;
rp_info.framebuffer = buffer->srgb.framebuffer;
} else {
rp_info.renderPass = buffer->plain.render_setup->render_pass;
rp_info.framebuffer = buffer->plain.framebuffer;
}
vkCmdBeginRenderPass(cb->vk, &rp_info, VK_SUBPASS_CONTENTS_INLINE);
vkCmdSetViewport(cb->vk, 0, 1, &(VkViewport){

276
render/vulkan/renderer.c
View File

@ -571,20 +571,22 @@ static void destroy_render_buffer(struct wlr_vk_render_buffer *buffer) {
wlr_vk_error("vkQueueWaitIdle", res);
}
vkDestroyFramebuffer(dev, buffer->framebuffer, NULL);
vkDestroyImageView(dev, buffer->image_view, NULL);
vkDestroyImage(dev, buffer->image, NULL);
vkDestroyFramebuffer(dev, buffer->srgb.framebuffer, NULL);
vkDestroyImageView(dev, buffer->srgb.image_view, NULL);
for (size_t i = 0u; i < buffer->mem_count; ++i) {
vkFreeMemory(dev, buffer->memories[i], NULL);
vkDestroyFramebuffer(dev, buffer->plain.framebuffer, NULL);
vkDestroyImageView(dev, buffer->plain.image_view, NULL);
vkDestroyImage(dev, buffer->plain.blend_image, NULL);
vkFreeMemory(dev, buffer->plain.blend_memory, NULL);
vkDestroyImageView(dev, buffer->plain.blend_image_view, NULL);
if (buffer->plain.blend_attachment_pool) {
vulkan_free_ds(buffer->renderer, buffer->plain.blend_attachment_pool,
buffer->plain.blend_descriptor_set);
}
vkDestroyImage(dev, buffer->blend_image, NULL);
vkFreeMemory(dev, buffer->blend_memory, NULL);
vkDestroyImageView(dev, buffer->blend_image_view, NULL);
if (buffer->blend_attachment_pool) {
vulkan_free_ds(buffer->renderer, buffer->blend_attachment_pool,
buffer->blend_descriptor_set);
vkDestroyImage(dev, buffer->image, NULL);
for (size_t i = 0u; i < buffer->mem_count; ++i) {
vkFreeMemory(dev, buffer->memories[i], NULL);
}
free(buffer);
@ -600,11 +602,46 @@ static struct wlr_addon_interface render_buffer_addon_impl = {
.destroy = handle_render_buffer_destroy,
};
static bool setup_blend_image(struct wlr_vk_renderer *renderer,
struct wlr_vk_render_buffer *buffer, int32_t width, int32_t height) {
bool vulkan_setup_plain_framebuffer(struct wlr_vk_render_buffer *buffer,
const struct wlr_dmabuf_attributes *dmabuf) {
struct wlr_vk_renderer *renderer = buffer->renderer;
VkResult res;
VkDevice dev = renderer->dev->dev;
const struct wlr_vk_format_props *fmt = vulkan_format_props_from_drm(
renderer->dev, dmabuf->format);
assert(fmt);
VkImageViewCreateInfo view_info = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.image = buffer->image,
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = fmt->format.vk,
.components.r = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.g = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.b = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.a = VK_COMPONENT_SWIZZLE_IDENTITY,
.subresourceRange = (VkImageSubresourceRange) {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
res = vkCreateImageView(dev, &view_info, NULL, &buffer->plain.image_view);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateImageView failed", res);
goto error;
}
buffer->plain.render_setup = find_or_create_render_setup(
renderer, &fmt->format, true);
if (!buffer->plain.render_setup) {
goto error;
}
// Set up an extra 16F buffer on which to do linear blending,
// and afterwards to render onto the target
VkImageCreateInfo img_info = {
@ -617,18 +654,18 @@ static bool setup_blend_image(struct wlr_vk_renderer *renderer,
.sharingMode = VK_SHARING_MODE_EXCLUSIVE,
.tiling = VK_IMAGE_TILING_OPTIMAL,
.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.extent = (VkExtent3D) { width, height, 1 },
.extent = (VkExtent3D) { dmabuf->width, dmabuf->height, 1 },
.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT,
};
res = vkCreateImage(dev, &img_info, NULL, &buffer->blend_image);
res = vkCreateImage(dev, &img_info, NULL, &buffer->plain.blend_image);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateImage failed", res);
goto error;
}
VkMemoryRequirements mem_reqs;
vkGetImageMemoryRequirements(dev, buffer->blend_image, &mem_reqs);
vkGetImageMemoryRequirements(dev, buffer->plain.blend_image, &mem_reqs);
int mem_type_index = vulkan_find_mem_type(renderer->dev,
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, mem_reqs.memoryTypeBits);
@ -643,13 +680,13 @@ static bool setup_blend_image(struct wlr_vk_renderer *renderer,
.memoryTypeIndex = mem_type_index,
};
res = vkAllocateMemory(dev, &mem_info, NULL, &buffer->blend_memory);
res = vkAllocateMemory(dev, &mem_info, NULL, &buffer->plain.blend_memory);
if (res != VK_SUCCESS) {
wlr_vk_error("vkAllocatorMemory failed", res);
goto error;
}
res = vkBindImageMemory(dev, buffer->blend_image, buffer->blend_memory, 0);
res = vkBindImageMemory(dev, buffer->plain.blend_image, buffer->plain.blend_memory, 0);
if (res != VK_SUCCESS) {
wlr_vk_error("vkBindMemory failed", res);
goto error;
@ -657,7 +694,7 @@ static bool setup_blend_image(struct wlr_vk_renderer *renderer,
VkImageViewCreateInfo blend_view_info = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.image = buffer->blend_image,
.image = buffer->plain.blend_image,
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = img_info.format,
.components.r = VK_COMPONENT_SWIZZLE_IDENTITY,
@ -673,47 +710,131 @@ static bool setup_blend_image(struct wlr_vk_renderer *renderer,
},
};
res = vkCreateImageView(dev, &blend_view_info, NULL, &buffer->blend_image_view);
res = vkCreateImageView(dev, &blend_view_info, NULL, &buffer->plain.blend_image_view);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateImageView failed", res);
goto error;
}
buffer->blend_attachment_pool = vulkan_alloc_blend_ds(renderer,
&buffer->blend_descriptor_set);
if (!buffer->blend_attachment_pool) {
buffer->plain.blend_attachment_pool = vulkan_alloc_blend_ds(renderer,
&buffer->plain.blend_descriptor_set);
if (!buffer->plain.blend_attachment_pool) {
wlr_log(WLR_ERROR, "failed to allocate descriptor");
goto error;
}
VkDescriptorImageInfo ds_attach_info = {
.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
.imageView = buffer->blend_image_view,
.imageView = buffer->plain.blend_image_view,
.sampler = VK_NULL_HANDLE,
};
VkWriteDescriptorSet ds_write = {
.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
.descriptorCount = 1,
.descriptorType = VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT,
.dstSet = buffer->blend_descriptor_set,
.dstSet = buffer->plain.blend_descriptor_set,
.dstBinding = 0,
.pImageInfo = &ds_attach_info,
};
vkUpdateDescriptorSets(dev, 1, &ds_write, 0, NULL);
VkImageView attachments[2] = {
buffer->plain.blend_image_view,
buffer->plain.image_view
};
VkFramebufferCreateInfo fb_info = {
.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
.attachmentCount = 2,
.pAttachments = attachments,
.flags = 0u,
.width = dmabuf->width,
.height = dmabuf->height,
.layers = 1u,
.renderPass = buffer->plain.render_setup->render_pass,
};
res = vkCreateFramebuffer(dev, &fb_info, NULL, &buffer->plain.framebuffer);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateFramebuffer", res);
goto error;
}
return true;
error:
// cleaning up blend_attachment_pool, blend_descriptor_set, blend_image,
// blend_memory, and blend_image_view is the caller's responsibility,
// cleaning up everything is the caller's responsibility,
// since it will need to do this anyway if framebuffer setup fails
return false;
}
static bool vulkan_setup_srgb_framebuffer(struct wlr_vk_render_buffer *buffer,
const struct wlr_dmabuf_attributes *dmabuf) {
struct wlr_vk_renderer *renderer = buffer->renderer;
VkResult res;
VkDevice dev = renderer->dev->dev;
const struct wlr_vk_format_props *fmt = vulkan_format_props_from_drm(
renderer->dev, dmabuf->format);
assert(fmt);
assert(fmt->format.vk_srgb);
// Set up the srgb framebuffer by default; plain framebuffer and
// blending image will be set up later if necessary
VkImageViewCreateInfo view_info = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.image = buffer->image,
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = fmt->format.vk_srgb,
.components.r = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.g = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.b = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.a = VK_COMPONENT_SWIZZLE_IDENTITY,
.subresourceRange = (VkImageSubresourceRange) {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
res = vkCreateImageView(dev, &view_info, NULL, &buffer->srgb.image_view);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateImageView failed", res);
goto error;
}
buffer->srgb.render_setup = find_or_create_render_setup(
renderer, &fmt->format, false);
if (!buffer->srgb.render_setup) {
goto error;
}
VkFramebufferCreateInfo fb_info = {
.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
.attachmentCount = 1,
.pAttachments = &buffer->srgb.image_view,
.flags = 0u,
.width = dmabuf->width,
.height = dmabuf->height,
.layers = 1u,
.renderPass = buffer->srgb.render_setup->render_pass,
};
res = vkCreateFramebuffer(dev, &fb_info, NULL, &buffer->srgb.framebuffer);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateFramebuffer", res);
goto error;
}
return true;
error:
// cleaning up everything is the caller's responsibility,
// since it will need to do this anyway if framebuffer setup fails
return false;
}
static struct wlr_vk_render_buffer *create_render_buffer(
struct wlr_vk_renderer *renderer, struct wlr_buffer *wlr_buffer) {
VkResult res;
VkDevice dev = renderer->dev->dev;
struct wlr_vk_render_buffer *buffer = calloc(1, sizeof(*buffer));
if (buffer == NULL) {
wlr_log_errno(WLR_ERROR, "Allocation failed");
@ -721,6 +842,9 @@ static struct wlr_vk_render_buffer *create_render_buffer(
}
buffer->wlr_buffer = wlr_buffer;
buffer->renderer = renderer;
wlr_addon_init(&buffer->addon, &wlr_buffer->addons, renderer,
&render_buffer_addon_impl);
wl_list_insert(&renderer->render_buffers, &buffer->link);
struct wlr_dmabuf_attributes dmabuf = {0};
if (!wlr_buffer_get_dmabuf(wlr_buffer, &dmabuf)) {
@ -745,91 +869,25 @@ static struct wlr_vk_render_buffer *create_render_buffer(
goto error;
}
VkImageViewCreateInfo view_info = {
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
.image = buffer->image,
.viewType = VK_IMAGE_VIEW_TYPE_2D,
.format = using_mutable_srgb ? fmt->format.vk_srgb : fmt->format.vk,
.components.r = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.g = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.b = VK_COMPONENT_SWIZZLE_IDENTITY,
.components.a = VK_COMPONENT_SWIZZLE_IDENTITY,
.subresourceRange = (VkImageSubresourceRange) {
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
.baseArrayLayer = 0,
.layerCount = 1,
},
};
res = vkCreateImageView(dev, &view_info, NULL, &buffer->image_view);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateImageView failed", res);
goto error;
}
bool has_blending_buffer = !using_mutable_srgb;
buffer->render_setup = find_or_create_render_setup(
renderer, &fmt->format, has_blending_buffer);
if (!buffer->render_setup) {
goto error;
}
VkImageView attachments[2] = {0};
uint32_t attachment_count = 0;
if (has_blending_buffer) {
if (!setup_blend_image(renderer, buffer, dmabuf.width, dmabuf.height)) {
if (using_mutable_srgb) {
if (!vulkan_setup_srgb_framebuffer(buffer, &dmabuf)) {
goto error;
}
} else {
// Set up the plain framebuffer & blending image
if (!vulkan_setup_plain_framebuffer(buffer, &dmabuf)) {
goto error;
}
attachments[attachment_count++] = buffer->blend_image_view;
}
attachments[attachment_count++] = buffer->image_view;
VkFramebufferCreateInfo fb_info = {
.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
.attachmentCount = attachment_count,
.pAttachments = attachments,
.flags = 0u,
.width = dmabuf.width,
.height = dmabuf.height,
.layers = 1u,
.renderPass = buffer->render_setup->render_pass,
};
res = vkCreateFramebuffer(dev, &fb_info, NULL, &buffer->framebuffer);
if (res != VK_SUCCESS) {
wlr_vk_error("vkCreateFramebuffer", res);
goto error;
}
wlr_addon_init(&buffer->addon, &wlr_buffer->addons, renderer,
&render_buffer_addon_impl);
wl_list_insert(&renderer->render_buffers, &buffer->link);
return buffer;
error:
if (buffer->blend_attachment_pool) {
vulkan_free_ds(buffer->renderer, buffer->blend_attachment_pool,
buffer->blend_descriptor_set);
}
vkDestroyImage(dev, buffer->blend_image, NULL);
vkFreeMemory(dev, buffer->blend_memory, NULL);
vkDestroyImageView(dev, buffer->blend_image_view, NULL);
vkDestroyFramebuffer(dev, buffer->framebuffer, NULL);
vkDestroyImageView(dev, buffer->image_view, NULL);
vkDestroyImage(dev, buffer->image, NULL);
for (size_t i = 0u; i < buffer->mem_count; ++i) {
vkFreeMemory(dev, buffer->memories[i], NULL);
if (buffer) {
destroy_render_buffer(buffer);
}
wlr_dmabuf_attributes_finish(&dmabuf);
free(buffer);
return NULL;
}
@ -2061,10 +2119,11 @@ static bool init_static_render_data(struct wlr_vk_renderer *renderer) {
static struct wlr_vk_render_format_setup *find_or_create_render_setup(
struct wlr_vk_renderer *renderer, const struct wlr_vk_format *format,
bool has_blending_buffer) {
bool use_blending_buffer) {
struct wlr_vk_render_format_setup *setup;
wl_list_for_each(setup, &renderer->render_format_setups, link) {
if (setup->render_format == format) {
if (setup->render_format == format &&
setup->use_blending_buffer == use_blending_buffer) {
return setup;
}
}
@ -2076,13 +2135,14 @@ static struct wlr_vk_render_format_setup *find_or_create_render_setup(
}
setup->render_format = format;
setup->use_blending_buffer = use_blending_buffer;
setup->renderer = renderer;
wl_list_init(&setup->pipelines);
VkDevice dev = renderer->dev->dev;
VkResult res;
if (has_blending_buffer) {
if (use_blending_buffer) {
VkAttachmentDescription attachments[2] = {
{
.format = VK_FORMAT_R16G16B16A16_SFLOAT,