forked from AuroraMiddleware/gtk
ac9d48151b
That way we can reuse them. We only create a new one if the last render operation hasn't finished executing.
418 lines
15 KiB
C
418 lines
15 KiB
C
#include "config.h"
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#include "gskvulkanrendererprivate.h"
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#include "gskdebugprivate.h"
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#include "gskprivate.h"
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#include "gskrendererprivate.h"
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#include "gskrendernodeiter.h"
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#include "gskrendernodeprivate.h"
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#include "gsktextureprivate.h"
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#include "gskvulkanbufferprivate.h"
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#include "gskvulkanimageprivate.h"
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#include "gskvulkanpipelineprivate.h"
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#include "gskvulkanrenderprivate.h"
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#include <graphene.h>
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typedef struct _GskVulkanTarget GskVulkanTarget;
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#ifdef G_ENABLE_DEBUG
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typedef struct {
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GQuark cpu_time;
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GQuark gpu_time;
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} ProfileTimers;
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#endif
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struct _GskVulkanRenderer
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{
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GskRenderer parent_instance;
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GdkVulkanContext *vulkan;
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guint n_targets;
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GskVulkanTarget **targets;
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VkRenderPass render_pass;
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VkDescriptorPool descriptor_pool;
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VkDescriptorSet descriptor_set;
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GskVulkanPipeline *pipeline;
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VkSampler sampler;
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GSList *renders;
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#ifdef G_ENABLE_DEBUG
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ProfileTimers profile_timers;
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#endif
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};
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struct _GskVulkanRendererClass
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{
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GskRendererClass parent_class;
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};
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G_DEFINE_TYPE (GskVulkanRenderer, gsk_vulkan_renderer, GSK_TYPE_RENDERER)
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struct _GskVulkanTarget {
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VkImage image;
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VkImageView image_view;
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VkFramebuffer framebuffer;
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};
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static GskVulkanTarget *
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gsk_vulkan_target_new_for_image (GskVulkanRenderer *self,
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VkImage image)
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{
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GskVulkanTarget *target;
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GdkWindow *window;
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VkDevice device;
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device = gdk_vulkan_context_get_device (self->vulkan);
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window = gdk_draw_context_get_window (GDK_DRAW_CONTEXT (self->vulkan));
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target = g_slice_new0 (GskVulkanTarget);
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target->image = image;
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GSK_VK_CHECK (vkCreateImageView, device,
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&(VkImageViewCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
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.image = target->image,
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.viewType = VK_IMAGE_VIEW_TYPE_2D,
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.format = gdk_vulkan_context_get_image_format (self->vulkan),
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.components = {
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.r = VK_COMPONENT_SWIZZLE_R,
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.g = VK_COMPONENT_SWIZZLE_G,
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.b = VK_COMPONENT_SWIZZLE_B,
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.a = VK_COMPONENT_SWIZZLE_A,
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},
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.subresourceRange = {
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.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.baseMipLevel = 0,
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.levelCount = 1,
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.baseArrayLayer = 0,
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.layerCount = 1,
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},
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},
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NULL,
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&target->image_view);
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GSK_VK_CHECK (vkCreateFramebuffer, device,
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&(VkFramebufferCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
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.renderPass = self->render_pass,
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.attachmentCount = 1,
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.pAttachments = &target->image_view,
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.width = gdk_window_get_width (window),
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.height = gdk_window_get_height (window),
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.layers = 1
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},
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NULL,
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&target->framebuffer);
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return target;
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}
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static void
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gsk_vulkan_target_free (GskVulkanRenderer *self,
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GskVulkanTarget *target)
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{
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VkDevice device;
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device = gdk_vulkan_context_get_device (self->vulkan);
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vkDestroyFramebuffer (device,
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target->framebuffer,
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NULL);
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vkDestroyImageView (device,
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target->image_view,
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NULL);
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g_slice_free (GskVulkanTarget, target);
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}
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static void
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gsk_vulkan_renderer_free_targets (GskVulkanRenderer *self)
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{
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guint i;
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for (i = 0; i < self->n_targets; i++)
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{
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gsk_vulkan_target_free (self, self->targets[i]);
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}
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g_clear_pointer (&self->targets, g_free);
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self->n_targets = 0;
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}
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static void
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gsk_vulkan_renderer_update_images_cb (GdkVulkanContext *context,
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GskVulkanRenderer *self)
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{
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guint i;
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gsk_vulkan_renderer_free_targets (self);
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self->n_targets = gdk_vulkan_context_get_n_images (context);
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self->targets = g_new (GskVulkanTarget *, self->n_targets);
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for (i = 0; i < self->n_targets; i++)
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{
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self->targets[i] = gsk_vulkan_target_new_for_image (self,
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gdk_vulkan_context_get_image (context, i));
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}
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}
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static gboolean
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gsk_vulkan_renderer_realize (GskRenderer *renderer,
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GdkWindow *window,
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GError **error)
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{
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GskVulkanRenderer *self = GSK_VULKAN_RENDERER (renderer);
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VkDevice device;
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self->vulkan = gdk_window_create_vulkan_context (window, error);
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if (self->vulkan == NULL)
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return FALSE;
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device = gdk_vulkan_context_get_device (self->vulkan);
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GSK_VK_CHECK (vkCreateRenderPass, gdk_vulkan_context_get_device (self->vulkan),
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&(VkRenderPassCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
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.attachmentCount = 1,
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.pAttachments = (VkAttachmentDescription[]) {
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{
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.format = gdk_vulkan_context_get_image_format (self->vulkan),
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.samples = VK_SAMPLE_COUNT_1_BIT,
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.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD,
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.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
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.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
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.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
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}
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},
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.subpassCount = 1,
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.pSubpasses = (VkSubpassDescription []) {
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{
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.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS,
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.inputAttachmentCount = 0,
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.colorAttachmentCount = 1,
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.pColorAttachments = (VkAttachmentReference []) {
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{
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.attachment = 0,
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.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL
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}
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},
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.pResolveAttachments = (VkAttachmentReference []) {
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{
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.attachment = VK_ATTACHMENT_UNUSED,
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.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL
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}
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},
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.pDepthStencilAttachment = NULL,
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.preserveAttachmentCount = 1,
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.pPreserveAttachments = (uint32_t []) { 0 },
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}
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},
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.dependencyCount = 0
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},
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NULL,
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&self->render_pass);
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self->pipeline = gsk_vulkan_pipeline_new (self->vulkan, self->render_pass);
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GSK_VK_CHECK (vkCreateDescriptorPool, device,
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&(VkDescriptorPoolCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
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.maxSets = 1,
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.poolSizeCount = 1,
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.pPoolSizes = (VkDescriptorPoolSize[1]) {
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{
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.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
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.descriptorCount = 1
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}
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}
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},
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NULL,
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&self->descriptor_pool);
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GSK_VK_CHECK (vkAllocateDescriptorSets, device,
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&(VkDescriptorSetAllocateInfo) {
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.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
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.descriptorPool = self->descriptor_pool,
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.descriptorSetCount = 1,
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.pSetLayouts = (VkDescriptorSetLayout[1]) {
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gsk_vulkan_pipeline_get_descriptor_set_layout (self->pipeline)
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}
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},
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&self->descriptor_set);
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GSK_VK_CHECK (vkCreateSampler, device,
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&(VkSamplerCreateInfo) {
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.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
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.magFilter = VK_FILTER_LINEAR,
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.minFilter = VK_FILTER_LINEAR,
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.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
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.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER,
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.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT,
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.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK,
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.unnormalizedCoordinates = VK_FALSE
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},
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NULL,
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&self->sampler);
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g_signal_connect (self->vulkan,
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"images-updated",
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G_CALLBACK (gsk_vulkan_renderer_update_images_cb),
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self);
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gsk_vulkan_renderer_update_images_cb (self->vulkan, self);
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/* We will need at least one render object, so create it early where we can still fail fine */
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self->renders = g_slist_prepend (self->renders, gsk_vulkan_render_new (renderer, self->vulkan));
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return TRUE;
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}
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static void
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gsk_vulkan_renderer_unrealize (GskRenderer *renderer)
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{
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GskVulkanRenderer *self = GSK_VULKAN_RENDERER (renderer);
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VkDevice device;
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g_slist_free_full (self->renders, (GDestroyNotify) gsk_vulkan_render_free);
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self->renders = NULL;
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device = gdk_vulkan_context_get_device (self->vulkan);
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gsk_vulkan_renderer_free_targets (self);
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g_signal_handlers_disconnect_by_func(self->vulkan,
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gsk_vulkan_renderer_update_images_cb,
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self);
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vkDestroySampler (device,
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self->sampler,
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NULL);
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self->sampler = VK_NULL_HANDLE;
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vkDestroyDescriptorPool (device,
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self->descriptor_pool,
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NULL);
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self->descriptor_pool = VK_NULL_HANDLE;
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self->descriptor_set = VK_NULL_HANDLE;
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g_clear_object (&self->pipeline);
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vkDestroyRenderPass (device,
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self->render_pass,
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NULL);
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self->render_pass = VK_NULL_HANDLE;
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g_clear_object (&self->vulkan);
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}
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static void
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gsk_vulkan_renderer_render (GskRenderer *renderer,
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GskRenderNode *root)
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{
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GskVulkanRenderer *self = GSK_VULKAN_RENDERER (renderer);
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GskVulkanRender *render;
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GSList *l;
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#ifdef G_ENABLE_DEBUG
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GskProfiler *profiler;
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gint64 cpu_time;
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#endif
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#ifdef G_ENABLE_DEBUG
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profiler = gsk_renderer_get_profiler (renderer);
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gsk_profiler_timer_begin (profiler, self->profile_timers.cpu_time);
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#endif
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for (l = self->renders; l; l = l->next)
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{
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if (!gsk_vulkan_render_is_busy (l->data))
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break;
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}
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if (l)
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{
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render = l->data;
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}
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else
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{
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render = gsk_vulkan_render_new (renderer, self->vulkan);
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self->renders = g_slist_prepend (self->renders, render);
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}
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gsk_vulkan_render_reset (render);
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gsk_vulkan_render_add_node (render, root);
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gsk_vulkan_render_upload (render);
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gsk_vulkan_render_draw (render, self->pipeline,
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self->render_pass,
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self->targets[gdk_vulkan_context_get_draw_index (self->vulkan)]->framebuffer,
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self->descriptor_set, self->sampler);
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gsk_vulkan_render_submit (render);
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#ifdef G_ENABLE_DEBUG
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cpu_time = gsk_profiler_timer_end (profiler, self->profile_timers.cpu_time);
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gsk_profiler_timer_set (profiler, self->profile_timers.cpu_time, cpu_time);
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gsk_profiler_push_samples (profiler);
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#endif
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}
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static GdkDrawingContext *
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gsk_vulkan_renderer_begin_draw_frame (GskRenderer *renderer,
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const cairo_region_t *region)
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{
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GskVulkanRenderer *self = GSK_VULKAN_RENDERER (renderer);
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cairo_region_t *whole_window;
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GdkDrawingContext *result;
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GdkWindow *window;
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window = gsk_renderer_get_window (renderer);
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whole_window = cairo_region_create_rectangle (&(GdkRectangle) {
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0, 0,
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gdk_window_get_width (window),
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gdk_window_get_height (window)
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});
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result = gdk_window_begin_draw_frame (window,
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GDK_DRAW_CONTEXT (self->vulkan),
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whole_window);
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cairo_region_destroy (whole_window);
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return result;
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}
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static void
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gsk_vulkan_renderer_class_init (GskVulkanRendererClass *klass)
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{
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GskRendererClass *renderer_class = GSK_RENDERER_CLASS (klass);
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renderer_class->realize = gsk_vulkan_renderer_realize;
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renderer_class->unrealize = gsk_vulkan_renderer_unrealize;
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renderer_class->render = gsk_vulkan_renderer_render;
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renderer_class->begin_draw_frame = gsk_vulkan_renderer_begin_draw_frame;
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}
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static void
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gsk_vulkan_renderer_init (GskVulkanRenderer *self)
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{
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#ifdef G_ENABLE_DEBUG
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GskProfiler *profiler = gsk_renderer_get_profiler (GSK_RENDERER (self));
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#endif
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gsk_ensure_resources ();
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#ifdef G_ENABLE_DEBUG
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self->profile_timers.cpu_time = gsk_profiler_add_timer (profiler, "cpu-time", "CPU time", FALSE, TRUE);
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#endif
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}
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