gtk2/gsk/gskvulkanrender.c
Benjamin Otte b3388aaca9 vulkan: Don't limit number of descriptor sets
If we need more than we have reserved as maximum, recreate the
descriptor pool with a higher maximum.
2016-12-09 18:35:52 +01:00

629 lines
24 KiB
C

#include "config.h"
#include "gskvulkanrenderprivate.h"
#include "gskrendererprivate.h"
#include "gskvulkanbufferprivate.h"
#include "gskvulkanpipelineprivate.h"
#include "gskvulkanrenderpassprivate.h"
#define ORTHO_NEAR_PLANE -10000
#define ORTHO_FAR_PLANE 10000
#define DESCRIPTOR_POOL_MAXSETS 128
#define DESCRIPTOR_POOL_MAXSETS_INCREASE 128
struct _GskVulkanRender
{
GskRenderer *renderer;
GdkVulkanContext *vulkan;
graphene_matrix_t mvp;
int scale_factor;
VkExtent2D size;
VkRect2D scissor;
GHashTable *framebuffers;
VkCommandPool command_pool;
VkFence fence;
VkRenderPass render_pass;
GHashTable *descriptor_set_indexes;
VkDescriptorPool descriptor_pool;
uint32_t descriptor_pool_maxsets;
VkDescriptorSet *descriptor_sets;
gsize n_descriptor_sets;
GskVulkanPipeline *pipeline;
VkCommandBuffer command_buffer;
GskVulkanImage *target;
GSList *render_passes;
GSList *cleanup_images;
};
static void
gsk_vulkan_render_compute_mvp (GskVulkanRender *self)
{
GdkWindow *window = gsk_renderer_get_window (self->renderer);
graphene_matrix_t modelview, projection;
cairo_rectangle_int_t extents;
cairo_region_get_extents (gdk_drawing_context_get_clip (gsk_renderer_get_drawing_context (self->renderer)),
&extents);
self->scale_factor = gsk_renderer_get_scale_factor (self->renderer);
self->size.width = gdk_window_get_width (window) * self->scale_factor;
self->size.height = gdk_window_get_height (window) * self->scale_factor;
self->scissor.offset.x = extents.x * self->scale_factor;
self->scissor.offset.y = extents.y * self->scale_factor;
self->scissor.extent.width = extents.width * self->scale_factor;
self->scissor.extent.height = extents.height * self->scale_factor;
graphene_matrix_init_scale (&modelview, self->scale_factor, self->scale_factor, 1.0);
graphene_matrix_init_ortho (&projection,
0, self->size.width,
0, self->size.height,
ORTHO_NEAR_PLANE,
ORTHO_FAR_PLANE);
graphene_matrix_multiply (&modelview, &projection, &self->mvp);
}
GskVulkanRender *
gsk_vulkan_render_new (GskRenderer *renderer,
GdkVulkanContext *context)
{
GskVulkanRender *self;
VkDevice device;
self = g_slice_new0 (GskVulkanRender);
self->vulkan = context;
self->renderer = renderer;
self->framebuffers = g_hash_table_new (g_direct_hash, g_direct_equal);
self->descriptor_set_indexes = g_hash_table_new (g_direct_hash, g_direct_equal);
device = gdk_vulkan_context_get_device (self->vulkan);
GSK_VK_CHECK (vkCreateCommandPool, device,
&(const VkCommandPoolCreateInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.queueFamilyIndex = gdk_vulkan_context_get_queue_family_index (self->vulkan),
.flags = 0
},
NULL,
&self->command_pool);
GSK_VK_CHECK (vkCreateFence, device,
&(VkFenceCreateInfo) {
.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
.flags = VK_FENCE_CREATE_SIGNALED_BIT
},
NULL,
&self->fence);
self->descriptor_pool_maxsets = DESCRIPTOR_POOL_MAXSETS;
GSK_VK_CHECK (vkCreateDescriptorPool, device,
&(VkDescriptorPoolCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
.maxSets = self->descriptor_pool_maxsets,
.poolSizeCount = 1,
.pPoolSizes = (VkDescriptorPoolSize[1]) {
{
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.descriptorCount = 1
}
}
},
NULL,
&self->descriptor_pool);
GSK_VK_CHECK (vkCreateRenderPass, gdk_vulkan_context_get_device (self->vulkan),
&(VkRenderPassCreateInfo) {
.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
.attachmentCount = 1,
.pAttachments = (VkAttachmentDescription[]) {
{
.format = gdk_vulkan_context_get_image_format (self->vulkan),
.samples = VK_SAMPLE_COUNT_1_BIT,
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
}
},
.subpassCount = 1,
.pSubpasses = (VkSubpassDescription []) {
{
.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
.inputAttachmentCount = 0,
.colorAttachmentCount = 1,
.pColorAttachments = (VkAttachmentReference []) {
{
.attachment = 0,
.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL
}
},
.pResolveAttachments = (VkAttachmentReference []) {
{
.attachment = VK_ATTACHMENT_UNUSED,
.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL
}
},
.pDepthStencilAttachment = NULL,
.preserveAttachmentCount = 1,
.pPreserveAttachments = (uint32_t []) { 0 },
}
},
.dependencyCount = 0
},
NULL,
&self->render_pass);
self->pipeline = gsk_vulkan_pipeline_new (self->vulkan, self->render_pass);
return self;
}
typedef struct {
VkFramebuffer framebuffer;
} HashFramebufferEntry;
static void
gsk_vulkan_render_remove_framebuffer_from_image (gpointer data,
GObject *image)
{
GskVulkanRender *self = data;
HashFramebufferEntry *fb;
fb = g_hash_table_lookup (self->framebuffers, image);
g_hash_table_remove (self->framebuffers, image);
vkDestroyFramebuffer (gdk_vulkan_context_get_device (self->vulkan),
fb->framebuffer,
NULL);
g_slice_free (HashFramebufferEntry, fb);
}
static VkFramebuffer
gsk_vulkan_render_get_framebuffer (GskVulkanRender *self,
GskVulkanImage *image)
{
HashFramebufferEntry *fb;
fb = g_hash_table_lookup (self->framebuffers, image);
if (fb)
return fb->framebuffer;
fb = g_slice_new0 (HashFramebufferEntry);
GSK_VK_CHECK (vkCreateFramebuffer, gdk_vulkan_context_get_device (self->vulkan),
&(VkFramebufferCreateInfo) {
.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
.renderPass = self->render_pass,
.attachmentCount = 1,
.pAttachments = (VkImageView[1]) {
gsk_vulkan_image_get_image_view (image)
},
.width = gsk_vulkan_image_get_width (image),
.height = gsk_vulkan_image_get_height (image),
.layers = 1
},
NULL,
&fb->framebuffer);
g_hash_table_insert (self->framebuffers, image, fb);
g_object_weak_ref (G_OBJECT (image), gsk_vulkan_render_remove_framebuffer_from_image, self);
return fb->framebuffer;
}
void
gsk_vulkan_render_add_cleanup_image (GskVulkanRender *self,
GskVulkanImage *image)
{
self->cleanup_images = g_slist_prepend (self->cleanup_images, image);
}
void
gsk_vulkan_render_add_node (GskVulkanRender *self,
GskRenderNode *node)
{
GskVulkanRenderPass *pass = gsk_vulkan_render_pass_new (self->vulkan);
self->render_passes = g_slist_prepend (self->render_passes, pass);
gsk_vulkan_render_pass_add_node (pass, self, node);
}
void
gsk_vulkan_render_upload (GskVulkanRender *self)
{
GSList *l;
for (l = self->render_passes; l; l = l->next)
{
gsk_vulkan_render_pass_upload (l->data, self, self->command_buffer);
}
}
static gsize
gsk_vulkan_renderer_count_vertices (GskVulkanRender *self)
{
gsize count;
GSList *l;
count = 0;
for (l = self->render_passes; l; l = l->next)
{
count += gsk_vulkan_render_pass_count_vertices (l->data);
}
return count;
}
static GskVulkanBuffer *
gsk_vulkan_render_collect_vertices (GskVulkanRender *self)
{
GskVulkanBuffer *buffer;
GskVulkanVertex *vertices;
GSList *l;
gsize offset, count;
offset = 0;
count = gsk_vulkan_renderer_count_vertices (self);
buffer = gsk_vulkan_buffer_new (self->vulkan, sizeof (GskVulkanVertex) * count);
vertices = (GskVulkanVertex *) gsk_vulkan_buffer_map (buffer);
for (l = self->render_passes; l; l = l->next)
{
offset += gsk_vulkan_render_pass_collect_vertices (l->data, vertices, offset, count - offset);
g_assert (offset <= count);
}
gsk_vulkan_buffer_unmap (buffer);
return buffer;
}
VkDescriptorSet
gsk_vulkan_render_get_descriptor_set (GskVulkanRender *self,
gsize id)
{
g_assert (id < self->n_descriptor_sets);
return self->descriptor_sets[id];
}
gsize
gsk_vulkan_render_reserve_descriptor_set (GskVulkanRender *self,
GskVulkanImage *source)
{
gpointer id_plus_one;
id_plus_one = g_hash_table_lookup (self->descriptor_set_indexes, source);
if (id_plus_one)
return GPOINTER_TO_SIZE (id_plus_one) - 1;
id_plus_one = GSIZE_TO_POINTER (g_hash_table_size (self->descriptor_set_indexes) + 1);
g_hash_table_insert (self->descriptor_set_indexes, source, id_plus_one);
return GPOINTER_TO_SIZE (id_plus_one) - 1;
}
static void
gsk_vulkan_render_prepare_descriptor_sets (GskVulkanRender *self,
VkSampler sampler)
{
GHashTableIter iter;
gpointer key, value;
VkDevice device;
GSList *l;
guint i, needed_sets;
device = gdk_vulkan_context_get_device (self->vulkan);
for (l = self->render_passes; l; l = l->next)
{
gsk_vulkan_render_pass_reserve_descriptor_sets (l->data, self);
}
needed_sets = g_hash_table_size (self->descriptor_set_indexes);
if (needed_sets > self->n_descriptor_sets)
{
if (needed_sets > self->descriptor_pool_maxsets)
{
guint added_sets = needed_sets - self->descriptor_pool_maxsets;
added_sets = added_sets + DESCRIPTOR_POOL_MAXSETS_INCREASE - 1;
added_sets -= added_sets % DESCRIPTOR_POOL_MAXSETS_INCREASE;
vkDestroyDescriptorPool (device,
self->descriptor_pool,
NULL);
self->descriptor_pool_maxsets += added_sets;
GSK_VK_CHECK (vkCreateDescriptorPool, device,
&(VkDescriptorPoolCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
.maxSets = self->descriptor_pool_maxsets,
.poolSizeCount = 1,
.pPoolSizes = (VkDescriptorPoolSize[1]) {
{
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.descriptorCount = 1
}
}
},
NULL,
&self->descriptor_pool);
}
else
{
GSK_VK_CHECK (vkResetDescriptorPool, device,
self->descriptor_pool,
0);
}
self->n_descriptor_sets = needed_sets;
self->descriptor_sets = g_renew (VkDescriptorSet, self->descriptor_sets, needed_sets);
VkDescriptorSetLayout layouts[needed_sets];
for (i = 0; i < needed_sets; i++)
{
layouts[i] = gsk_vulkan_pipeline_get_descriptor_set_layout (self->pipeline);
}
GSK_VK_CHECK (vkAllocateDescriptorSets, device,
&(VkDescriptorSetAllocateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
.descriptorPool = self->descriptor_pool,
.descriptorSetCount = needed_sets,
.pSetLayouts = layouts
},
self->descriptor_sets);
}
g_hash_table_iter_init (&iter, self->descriptor_set_indexes);
while (g_hash_table_iter_next (&iter, &key, &value))
{
GskVulkanImage *image = key;
gsize id = GPOINTER_TO_SIZE (value) - 1;
vkUpdateDescriptorSets (device,
1,
(VkWriteDescriptorSet[1]) {
{
.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
.dstSet = self->descriptor_sets[id],
.dstBinding = 0,
.dstArrayElement = 0,
.descriptorCount = 1,
.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.pImageInfo = &(VkDescriptorImageInfo) {
.sampler = sampler,
.imageView = gsk_vulkan_image_get_image_view (image),
.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL
}
}
},
0, NULL);
}
}
void
gsk_vulkan_render_draw (GskVulkanRender *self,
VkSampler sampler)
{
GskVulkanBuffer *buffer;
GSList *l;
gsk_vulkan_render_prepare_descriptor_sets (self, sampler);
buffer = gsk_vulkan_render_collect_vertices (self);
vkCmdSetViewport (self->command_buffer,
0,
1,
&(VkViewport) {
.x = 0,
.y = 0,
.width = self->size.width,
.height = self->size.height,
.minDepth = 0,
.maxDepth = 1
});
vkCmdSetScissor (self->command_buffer,
0,
1,
&self->scissor);
vkCmdBeginRenderPass (self->command_buffer,
&(VkRenderPassBeginInfo) {
.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
.renderPass = self->render_pass,
.framebuffer = gsk_vulkan_render_get_framebuffer (self, self->target),
.renderArea = {
{ 0, 0 },
{ self->size.width, self->size.height }
},
.clearValueCount = 1,
.pClearValues = (VkClearValue [1]) {
{ .color = { .float32 = { 0.f, 0.f, 0.f, 0.f } } }
}
},
VK_SUBPASS_CONTENTS_INLINE);
vkCmdBindPipeline (self->command_buffer,
VK_PIPELINE_BIND_POINT_GRAPHICS,
gsk_vulkan_pipeline_get_pipeline (self->pipeline));
vkCmdBindVertexBuffers (self->command_buffer,
0,
1,
(VkBuffer[1]) {
gsk_vulkan_buffer_get_buffer (buffer)
},
(VkDeviceSize[1]) { 0 });
for (l = self->render_passes; l; l = l->next)
{
gsk_vulkan_render_pass_draw (l->data, self, &self->mvp, self->pipeline, self->command_buffer);
}
vkCmdEndRenderPass (self->command_buffer);
gsk_vulkan_buffer_free (buffer);
}
void
gsk_vulkan_render_submit (GskVulkanRender *self)
{
GSK_VK_CHECK (vkEndCommandBuffer, self->command_buffer);
GSK_VK_CHECK (vkQueueSubmit, gdk_vulkan_context_get_queue (self->vulkan),
1,
&(VkSubmitInfo) {
.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
.waitSemaphoreCount = 1,
.pWaitSemaphores = (VkSemaphore[1]) {
gdk_vulkan_context_get_draw_semaphore (self->vulkan)
},
.pWaitDstStageMask = (VkPipelineStageFlags []) {
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
},
.commandBufferCount = 1,
.pCommandBuffers = &self->command_buffer,
.signalSemaphoreCount = 1,
.pSignalSemaphores = (VkSemaphore[1]) {
gdk_vulkan_context_get_draw_semaphore (self->vulkan)
}
},
self->fence);
if (GSK_RENDER_MODE_CHECK (SYNC))
{
GSK_VK_CHECK (vkWaitForFences, gdk_vulkan_context_get_device (self->vulkan),
1,
&self->fence,
VK_TRUE,
INT64_MAX);
}
}
static void
gsk_vulkan_render_cleanup (GskVulkanRender *self)
{
VkDevice device = gdk_vulkan_context_get_device (self->vulkan);
/* XXX: Wait for fence here or just in reset()? */
GSK_VK_CHECK (vkWaitForFences, device,
1,
&self->fence,
VK_TRUE,
INT64_MAX);
GSK_VK_CHECK (vkResetFences, device,
1,
&self->fence);
GSK_VK_CHECK (vkResetCommandPool, device,
self->command_pool,
0);
g_hash_table_remove_all (self->descriptor_set_indexes);
g_slist_free_full (self->render_passes, (GDestroyNotify) gsk_vulkan_render_pass_free);
self->render_passes = NULL;
g_slist_free_full (self->cleanup_images, g_object_unref);
self->cleanup_images = NULL;
g_clear_object (&self->target);
}
void
gsk_vulkan_render_free (GskVulkanRender *self)
{
GHashTableIter iter;
gpointer key, value;
VkDevice device;
gsk_vulkan_render_cleanup (self);
device = gdk_vulkan_context_get_device (self->vulkan);
g_hash_table_iter_init (&iter, self->framebuffers);
while (g_hash_table_iter_next (&iter, &key, &value))
{
HashFramebufferEntry *fb = value;
vkDestroyFramebuffer (gdk_vulkan_context_get_device (self->vulkan),
fb->framebuffer,
NULL);
g_slice_free (HashFramebufferEntry, fb);
g_object_weak_unref (G_OBJECT (key), gsk_vulkan_render_remove_framebuffer_from_image, self);
g_hash_table_iter_remove (&iter);
}
g_hash_table_unref (self->framebuffers);
g_clear_object (&self->pipeline);
vkDestroyRenderPass (device,
self->render_pass,
NULL);
vkDestroyDescriptorPool (device,
self->descriptor_pool,
NULL);
g_free (self->descriptor_sets);
g_hash_table_unref (self->descriptor_set_indexes);
vkDestroyFence (device,
self->fence,
NULL);
vkDestroyCommandPool (device,
self->command_pool,
NULL);
g_slice_free (GskVulkanRender, self);
}
gboolean
gsk_vulkan_render_is_busy (GskVulkanRender *self)
{
return vkGetFenceStatus (gdk_vulkan_context_get_device (self->vulkan), self->fence) != VK_SUCCESS;
}
void
gsk_vulkan_render_reset (GskVulkanRender *self,
GskVulkanImage *target)
{
VkDevice device;
gsk_vulkan_render_cleanup (self);
self->target = g_object_ref (target);
gsk_vulkan_render_compute_mvp (self);
device = gdk_vulkan_context_get_device (self->vulkan);
GSK_VK_CHECK (vkAllocateCommandBuffers, device,
&(VkCommandBufferAllocateInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.commandPool = self->command_pool,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
},
&self->command_buffer);
GSK_VK_CHECK (vkBeginCommandBuffer, self->command_buffer,
&(VkCommandBufferBeginInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.flags = 0
});
}
GskRenderer *
gsk_vulkan_render_get_renderer (GskVulkanRender *self)
{
return self->renderer;
}