Learning_GTK4_tree/gsk/vulkan/gskvulkanrender.c

1115 lines
45 KiB
C

#include "config.h"
#include "gskprivate.h"
#include "gskvulkanrenderprivate.h"
#include "gskrendererprivate.h"
#include "gskvulkanbufferprivate.h"
#include "gskvulkancommandpoolprivate.h"
#include "gskvulkandownloadopprivate.h"
#include "gskvulkanglyphcacheprivate.h"
#include "gskvulkanprivate.h"
#include "gskvulkanpushconstantsopprivate.h"
#include "gskvulkanrendererprivate.h"
#include "gskvulkanrenderpassprivate.h"
#include "gskvulkanrenderpassopprivate.h"
#include "gskvulkanshaderopprivate.h"
#include "gdk/gdkvulkancontextprivate.h"
#define GDK_ARRAY_NAME gsk_vulkan_render_ops
#define GDK_ARRAY_TYPE_NAME GskVulkanRenderOps
#define GDK_ARRAY_ELEMENT_TYPE guchar
#define GDK_ARRAY_BY_VALUE 1
#include "gdk/gdkarrayimpl.c"
#define DESCRIPTOR_POOL_MAXITEMS 50000
#define VERTEX_BUFFER_SIZE_STEP 128 * 1024 /* 128kB */
#define GDK_ARRAY_NAME gsk_descriptor_image_infos
#define GDK_ARRAY_TYPE_NAME GskDescriptorImageInfos
#define GDK_ARRAY_ELEMENT_TYPE VkDescriptorImageInfo
#define GDK_ARRAY_BY_VALUE 1
#define GDK_ARRAY_PREALLOC 1024
#define GDK_ARRAY_NO_MEMSET 1
#include "gdk/gdkarrayimpl.c"
#define GDK_ARRAY_NAME gsk_descriptor_buffer_infos
#define GDK_ARRAY_TYPE_NAME GskDescriptorBufferInfos
#define GDK_ARRAY_ELEMENT_TYPE VkDescriptorBufferInfo
#define GDK_ARRAY_BY_VALUE 1
#define GDK_ARRAY_PREALLOC 1024
#define GDK_ARRAY_NO_MEMSET 1
#include "gdk/gdkarrayimpl.c"
#define N_DESCRIPTOR_SETS 2
struct _GskVulkanRender
{
GskRenderer *renderer;
GdkVulkanContext *vulkan;
graphene_rect_t viewport;
cairo_region_t *clip;
GskVulkanCommandPool *command_pool;
VkFence fence;
VkDescriptorSetLayout descriptor_set_layouts[N_DESCRIPTOR_SETS];
VkPipelineLayout pipeline_layout;
GskVulkanRenderOps render_ops;
GskVulkanOp *first_op;
GskDescriptorImageInfos descriptor_images;
GskDescriptorBufferInfos descriptor_buffers;
VkDescriptorPool descriptor_pool;
VkDescriptorSet descriptor_sets[N_DESCRIPTOR_SETS];
GHashTable *pipeline_cache;
GHashTable *render_pass_cache;
GskVulkanImage *target;
GskVulkanBuffer *vertex_buffer;
VkSampler samplers[3];
GskVulkanBuffer *storage_buffer;
guchar *storage_buffer_memory;
gsize storage_buffer_used;
GQuark render_pass_counter;
GQuark gpu_time_timer;
};
typedef struct _PipelineCacheKey PipelineCacheKey;
typedef struct _RenderPassCacheKey RenderPassCacheKey;
struct _PipelineCacheKey
{
const GskVulkanOpClass *op_class;
GskVulkanShaderClip clip;
VkFormat format;
};
struct _RenderPassCacheKey
{
VkFormat format;
VkImageLayout from_layout;
VkImageLayout to_layout;
};
static guint
pipeline_cache_key_hash (gconstpointer data)
{
const PipelineCacheKey *key = data;
return GPOINTER_TO_UINT (key->op_class) ^
key->clip ^
(key->format << 2);
}
static gboolean
pipeline_cache_key_equal (gconstpointer a,
gconstpointer b)
{
const PipelineCacheKey *keya = a;
const PipelineCacheKey *keyb = b;
return keya->op_class == keyb->op_class &&
keya->clip == keyb->clip &&
keya->format == keyb->format;
}
static guint
render_pass_cache_key_hash (gconstpointer data)
{
const RenderPassCacheKey *key = data;
return (key->from_layout << 20) ^
(key->to_layout << 16) ^
(key->format);
}
static gboolean
render_pass_cache_key_equal (gconstpointer a,
gconstpointer b)
{
const RenderPassCacheKey *keya = a;
const RenderPassCacheKey *keyb = b;
return keya->from_layout == keyb->from_layout &&
keya->to_layout == keyb->to_layout &&
keya->format == keyb->format;
}
static void
gsk_vulkan_render_verbose_print (GskVulkanRender *self,
const char *heading)
{
#ifdef G_ENABLE_DEBUG
if (GSK_RENDERER_DEBUG_CHECK (self->renderer, VERBOSE))
{
GskVulkanOp *op;
guint indent = 1;
GString *string = g_string_new (heading);
g_string_append (string, ":\n");
for (op = self->first_op; op; op = op->next)
{
if (op->op_class->stage == GSK_VULKAN_STAGE_END_PASS)
indent--;
gsk_vulkan_op_print (op, string, indent);
if (op->op_class->stage == GSK_VULKAN_STAGE_BEGIN_PASS)
indent++;
}
g_print ("%s\n", string->str);
g_string_free (string, TRUE);
}
#endif
}
static void
gsk_vulkan_render_setup (GskVulkanRender *self,
GskVulkanImage *target,
const graphene_rect_t *rect,
const cairo_region_t *clip)
{
self->target = g_object_ref (target);
self->viewport = *rect;
if (clip)
{
self->clip = cairo_region_reference ((cairo_region_t *) clip);
}
else
{
self->clip = cairo_region_create_rectangle (&(cairo_rectangle_int_t) {
0, 0,
gsk_vulkan_image_get_width (target),
gsk_vulkan_image_get_height (target)
});
}
}
GskVulkanRender *
gsk_vulkan_render_new (GskRenderer *renderer,
GdkVulkanContext *context)
{
GskVulkanRender *self;
VkDevice device;
self = g_new0 (GskVulkanRender, 1);
self->vulkan = context;
self->renderer = renderer;
gsk_descriptor_image_infos_init (&self->descriptor_images);
gsk_descriptor_buffer_infos_init (&self->descriptor_buffers);
device = gdk_vulkan_context_get_device (self->vulkan);
self->command_pool = gsk_vulkan_command_pool_new (self->vulkan);
GSK_VK_CHECK (vkCreateFence, device,
&(VkFenceCreateInfo) {
.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
.flags = VK_FENCE_CREATE_SIGNALED_BIT
},
NULL,
&self->fence);
GSK_VK_CHECK (vkCreateDescriptorPool, device,
&(VkDescriptorPoolCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
.flags = VK_DESCRIPTOR_POOL_CREATE_UPDATE_AFTER_BIND_BIT,
.maxSets = N_DESCRIPTOR_SETS,
.poolSizeCount = N_DESCRIPTOR_SETS,
.pPoolSizes = (VkDescriptorPoolSize[N_DESCRIPTOR_SETS]) {
{
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.descriptorCount = DESCRIPTOR_POOL_MAXITEMS
},
{
.type = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
.descriptorCount = DESCRIPTOR_POOL_MAXITEMS
}
}
},
NULL,
&self->descriptor_pool);
GSK_VK_CHECK (vkCreateDescriptorSetLayout, device,
&(VkDescriptorSetLayoutCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
.bindingCount = 1,
.flags = VK_DESCRIPTOR_SET_LAYOUT_CREATE_UPDATE_AFTER_BIND_POOL_BIT,
.pBindings = (VkDescriptorSetLayoutBinding[1]) {
{
.binding = 0,
.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.descriptorCount = DESCRIPTOR_POOL_MAXITEMS,
.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT
}
},
.pNext = &(VkDescriptorSetLayoutBindingFlagsCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_BINDING_FLAGS_CREATE_INFO,
.bindingCount = 1,
.pBindingFlags = (VkDescriptorBindingFlags[1]) {
VK_DESCRIPTOR_BINDING_PARTIALLY_BOUND_BIT
| VK_DESCRIPTOR_BINDING_VARIABLE_DESCRIPTOR_COUNT_BIT
| VK_DESCRIPTOR_BINDING_UPDATE_AFTER_BIND_BIT,
},
}
},
NULL,
&self->descriptor_set_layouts[0]);
GSK_VK_CHECK (vkCreateDescriptorSetLayout, device,
&(VkDescriptorSetLayoutCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
.bindingCount = 1,
.flags = VK_DESCRIPTOR_SET_LAYOUT_CREATE_UPDATE_AFTER_BIND_POOL_BIT,
.pBindings = (VkDescriptorSetLayoutBinding[1]) {
{
.binding = 0,
.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
.descriptorCount = DESCRIPTOR_POOL_MAXITEMS,
.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT
},
},
.pNext = &(VkDescriptorSetLayoutBindingFlagsCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_BINDING_FLAGS_CREATE_INFO,
.bindingCount = 1,
.pBindingFlags = (VkDescriptorBindingFlags[1]) {
VK_DESCRIPTOR_BINDING_PARTIALLY_BOUND_BIT
| VK_DESCRIPTOR_BINDING_VARIABLE_DESCRIPTOR_COUNT_BIT
| VK_DESCRIPTOR_BINDING_UPDATE_AFTER_BIND_BIT,
},
}
},
NULL,
&self->descriptor_set_layouts[1]);
GSK_VK_CHECK (vkCreatePipelineLayout, device,
&(VkPipelineLayoutCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
.setLayoutCount = G_N_ELEMENTS (self->descriptor_set_layouts),
.pSetLayouts = self->descriptor_set_layouts,
.pushConstantRangeCount = gsk_vulkan_push_constants_get_range_count (),
.pPushConstantRanges = gsk_vulkan_push_constants_get_ranges ()
},
NULL,
&self->pipeline_layout);
GSK_VK_CHECK (vkCreateSampler, device,
&(VkSamplerCreateInfo) {
.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
.magFilter = VK_FILTER_LINEAR,
.minFilter = VK_FILTER_LINEAR,
.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT,
.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK,
.unnormalizedCoordinates = VK_FALSE,
.maxAnisotropy = 1.0,
},
NULL,
&self->samplers[GSK_VULKAN_SAMPLER_DEFAULT]);
GSK_VK_CHECK (vkCreateSampler, device,
&(VkSamplerCreateInfo) {
.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
.magFilter = VK_FILTER_LINEAR,
.minFilter = VK_FILTER_LINEAR,
.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT,
.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT,
.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT,
.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK,
.unnormalizedCoordinates = VK_FALSE,
.maxAnisotropy = 1.0,
},
NULL,
&self->samplers[GSK_VULKAN_SAMPLER_REPEAT]);
GSK_VK_CHECK (vkCreateSampler, device,
&(VkSamplerCreateInfo) {
.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
.magFilter = VK_FILTER_NEAREST,
.minFilter = VK_FILTER_NEAREST,
.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT,
.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK,
.unnormalizedCoordinates = VK_FALSE,
.maxAnisotropy = 1.0,
},
NULL,
&self->samplers[GSK_VULKAN_SAMPLER_NEAREST]);
gsk_vulkan_render_ops_init (&self->render_ops);
self->pipeline_cache = g_hash_table_new (pipeline_cache_key_hash, pipeline_cache_key_equal);
self->render_pass_cache = g_hash_table_new (render_pass_cache_key_hash, render_pass_cache_key_equal);
#ifdef G_ENABLE_DEBUG
self->render_pass_counter = g_quark_from_static_string ("render-passes");
self->gpu_time_timer = g_quark_from_static_string ("gpu-time");
#endif
return self;
}
VkFence
gsk_vulkan_render_get_fence (GskVulkanRender *self)
{
return self->fence;
}
static void
gsk_vulkan_render_seal_ops (GskVulkanRender *self)
{
GskVulkanOp *last, *op;
guint i;
self->first_op = (GskVulkanOp *) gsk_vulkan_render_ops_index (&self->render_ops, 0);
last = self->first_op;
for (i = last->op_class->size; i < gsk_vulkan_render_ops_get_size (&self->render_ops); i += op->op_class->size)
{
op = (GskVulkanOp *) gsk_vulkan_render_ops_index (&self->render_ops, i);
last->next = op;
last = op;
}
}
typedef struct
{
struct {
GskVulkanOp *first;
GskVulkanOp *last;
} upload, command;
} SortData;
static GskVulkanOp *
gsk_vulkan_render_sort_render_pass (GskVulkanRender *self,
GskVulkanOp *op,
SortData *sort_data)
{
while (op)
{
switch (op->op_class->stage)
{
case GSK_VULKAN_STAGE_UPLOAD:
if (sort_data->upload.first == NULL)
sort_data->upload.first = op;
else
sort_data->upload.last->next = op;
sort_data->upload.last = op;
op = op->next;
break;
case GSK_VULKAN_STAGE_COMMAND:
case GSK_VULKAN_STAGE_SHADER:
if (sort_data->command.first == NULL)
sort_data->command.first = op;
else
sort_data->command.last->next = op;
sort_data->command.last = op;
op = op->next;
break;
case GSK_VULKAN_STAGE_BEGIN_PASS:
{
SortData pass_data = { { NULL, NULL }, { op, op } };
op = gsk_vulkan_render_sort_render_pass (self, op->next, &pass_data);
if (pass_data.upload.first)
{
if (sort_data->upload.last == NULL)
sort_data->upload.last = pass_data.upload.last;
else
pass_data.upload.last->next = sort_data->upload.first;
sort_data->upload.first = pass_data.upload.first;
}
if (sort_data->command.last == NULL)
sort_data->command.last = pass_data.command.last;
else
pass_data.command.last->next = sort_data->command.first;
sort_data->command.first = pass_data.command.first;
}
break;
case GSK_VULKAN_STAGE_END_PASS:
sort_data->command.last->next = op;
sort_data->command.last = op;
return op->next;
default:
g_assert_not_reached ();
break;
}
}
return op;
}
static void
gsk_vulkan_render_sort_ops (GskVulkanRender *self)
{
SortData sort_data = { { NULL, }, };
gsk_vulkan_render_sort_render_pass (self, self->first_op, &sort_data);
if (sort_data.upload.first)
{
sort_data.upload.last->next = sort_data.command.first;
self->first_op = sort_data.upload.first;
}
else
self->first_op = sort_data.command.first;
if (sort_data.command.last)
sort_data.command.last->next = NULL;
}
static void
gsk_vulkan_render_add_node (GskVulkanRender *self,
GskRenderNode *node,
GskVulkanDownloadFunc download_func,
gpointer download_data)
{
GskVulkanRenderPass *render_pass;
cairo_rectangle_int_t extents;
cairo_region_get_extents (self->clip, &extents);
gsk_vulkan_render_pass_begin_op (self,
self->target,
&extents,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_PRESENT_SRC_KHR);
render_pass = gsk_vulkan_render_pass_new ();
gsk_vulkan_render_pass_add (render_pass,
self,
gsk_vulkan_image_get_width (self->target),
gsk_vulkan_image_get_height (self->target),
&extents,
node,
&self->viewport);
gsk_vulkan_render_pass_free (render_pass);
gsk_vulkan_render_pass_end_op (self,
self->target,
VK_IMAGE_LAYOUT_PRESENT_SRC_KHR);
if (download_func)
gsk_vulkan_download_op (self, self->target, download_func, download_data);
gsk_vulkan_render_seal_ops (self);
gsk_vulkan_render_verbose_print (self, "start of frame");
gsk_vulkan_render_sort_ops (self);
gsk_vulkan_render_verbose_print (self, "after sort");
}
VkPipelineLayout
gsk_vulkan_render_get_pipeline_layout (GskVulkanRender *self)
{
return self->pipeline_layout;
}
VkPipeline
gsk_vulkan_render_get_pipeline (GskVulkanRender *self,
const GskVulkanOpClass *op_class,
GskVulkanShaderClip clip,
VkRenderPass render_pass)
{
const GskVulkanShaderOpClass *shader_op_class = (const GskVulkanShaderOpClass *) op_class;
static const char *clip_names[] = { "", "-clip", "-clip-rounded" };
PipelineCacheKey cache_key;
VkPipeline pipeline;
GdkDisplay *display;
char *vertex_shader_name, *fragment_shader_name;
cache_key = (PipelineCacheKey) {
.op_class = op_class,
.clip = clip,
.format = gsk_vulkan_image_get_vk_format (self->target)
};
pipeline = g_hash_table_lookup (self->pipeline_cache, &cache_key);
if (pipeline)
return pipeline;
display = gdk_draw_context_get_display (GDK_DRAW_CONTEXT (self->vulkan));
vertex_shader_name = g_strconcat ("/org/gtk/libgsk/vulkan/", shader_op_class->shader_name, clip_names[clip], ".vert.spv", NULL);
fragment_shader_name = g_strconcat ("/org/gtk/libgsk/vulkan/", shader_op_class->shader_name, clip_names[clip], ".frag.spv", NULL);
GSK_VK_CHECK (vkCreateGraphicsPipelines, gdk_vulkan_context_get_device (self->vulkan),
gdk_vulkan_context_get_pipeline_cache (self->vulkan),
1,
&(VkGraphicsPipelineCreateInfo) {
.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
.stageCount = 2,
.pStages = (VkPipelineShaderStageCreateInfo[2]) {
{
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.stage = VK_SHADER_STAGE_VERTEX_BIT,
.module = gdk_display_get_vk_shader_module (display, vertex_shader_name),
.pName = "main",
},
{
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.stage = VK_SHADER_STAGE_FRAGMENT_BIT,
.module = gdk_display_get_vk_shader_module (display, fragment_shader_name),
.pName = "main",
},
},
.pVertexInputState = shader_op_class->vertex_input_state,
.pInputAssemblyState = &(VkPipelineInputAssemblyStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
.primitiveRestartEnable = VK_FALSE,
},
.pTessellationState = NULL,
.pViewportState = &(VkPipelineViewportStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
.viewportCount = 1,
.scissorCount = 1
},
.pRasterizationState = &(VkPipelineRasterizationStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
.depthClampEnable = VK_FALSE,
.rasterizerDiscardEnable = VK_FALSE,
.polygonMode = VK_POLYGON_MODE_FILL,
.cullMode = VK_CULL_MODE_NONE,
.frontFace = VK_FRONT_FACE_CLOCKWISE,
.lineWidth = 1.0f,
},
.pMultisampleState = &(VkPipelineMultisampleStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
.rasterizationSamples = 1,
},
.pDepthStencilState = &(VkPipelineDepthStencilStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO
},
.pColorBlendState = &(VkPipelineColorBlendStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
.attachmentCount = 1,
.pAttachments = (VkPipelineColorBlendAttachmentState []) {
{
.blendEnable = VK_TRUE,
.colorBlendOp = VK_BLEND_OP_ADD,
.srcColorBlendFactor = VK_BLEND_FACTOR_ONE,
.dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
.alphaBlendOp = VK_BLEND_OP_ADD,
.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE,
.dstAlphaBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA,
.colorWriteMask = VK_COLOR_COMPONENT_A_BIT
| VK_COLOR_COMPONENT_R_BIT
| VK_COLOR_COMPONENT_G_BIT
| VK_COLOR_COMPONENT_B_BIT
},
}
},
.pDynamicState = &(VkPipelineDynamicStateCreateInfo) {
.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
.dynamicStateCount = 2,
.pDynamicStates = (VkDynamicState[2]) {
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR
},
},
.layout = self->pipeline_layout,
.renderPass = render_pass,
.subpass = 0,
.basePipelineHandle = VK_NULL_HANDLE,
.basePipelineIndex = -1,
},
NULL,
&pipeline);
g_free (fragment_shader_name);
g_free (vertex_shader_name);
g_hash_table_insert (self->pipeline_cache, g_memdup (&cache_key, sizeof (PipelineCacheKey)), pipeline);
gdk_vulkan_context_pipeline_cache_updated (self->vulkan);
return pipeline;
}
VkRenderPass
gsk_vulkan_render_get_render_pass (GskVulkanRender *self,
VkFormat format,
VkImageLayout from_layout,
VkImageLayout to_layout)
{
RenderPassCacheKey cache_key;
VkRenderPass render_pass;
cache_key = (RenderPassCacheKey) {
.format = format,
.from_layout = from_layout,
.to_layout = to_layout,
};
render_pass = g_hash_table_lookup (self->render_pass_cache, &cache_key);
if (render_pass)
return render_pass;
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 = format,
.samples = VK_SAMPLE_COUNT_1_BIT,
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
.initialLayout = from_layout,
.finalLayout = to_layout
}
},
.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,
}
},
.dependencyCount = 0,
},
NULL,
&render_pass);
g_hash_table_insert (self->render_pass_cache, g_memdup (&cache_key, sizeof (RenderPassCacheKey)), render_pass);
return render_pass;
}
gsize
gsk_vulkan_render_get_image_descriptor (GskVulkanRender *self,
GskVulkanImage *image,
GskVulkanRenderSampler render_sampler)
{
gsize result;
result = gsk_descriptor_image_infos_get_size (&self->descriptor_images);
gsk_descriptor_image_infos_append (&self->descriptor_images,
&(VkDescriptorImageInfo) {
.sampler = self->samplers[render_sampler],
.imageView = gsk_vulkan_image_get_image_view (image),
.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL
});
g_assert (result < DESCRIPTOR_POOL_MAXITEMS);
return result;
}
static void
gsk_vulkan_render_ensure_storage_buffer (GskVulkanRender *self)
{
if (self->storage_buffer_memory != NULL)
return;
if (self->storage_buffer == NULL)
{
self->storage_buffer = gsk_vulkan_buffer_new_storage (self->vulkan,
/* random */
sizeof (float) * 1024 * 1024);
}
self->storage_buffer_memory = gsk_vulkan_buffer_map (self->storage_buffer);
if (gsk_vulkan_render_get_buffer_descriptor (self, self->storage_buffer) != 0)
{
g_assert_not_reached ();
}
}
gsize
gsk_vulkan_render_get_buffer_descriptor (GskVulkanRender *self,
GskVulkanBuffer *buffer)
{
gsize result;
gsk_vulkan_render_ensure_storage_buffer (self);
result = gsk_descriptor_buffer_infos_get_size (&self->descriptor_buffers);
gsk_descriptor_buffer_infos_append (&self->descriptor_buffers,
&(VkDescriptorBufferInfo) {
.buffer = gsk_vulkan_buffer_get_buffer (buffer),
.offset = 0,
.range = VK_WHOLE_SIZE
});
g_assert (result < DESCRIPTOR_POOL_MAXITEMS);
return result;
}
static inline gsize
round_up (gsize number, gsize divisor)
{
return (number + divisor - 1) / divisor * divisor;
}
guchar *
gsk_vulkan_render_get_buffer_memory (GskVulkanRender *self,
gsize size,
gsize alignment,
gsize *out_offset)
{
guchar *result;
g_assert (alignment >= sizeof (float));
gsk_vulkan_render_ensure_storage_buffer (self);
self->storage_buffer_used = round_up (self->storage_buffer_used, alignment);
result = self->storage_buffer_memory + self->storage_buffer_used;
*out_offset = self->storage_buffer_used / sizeof (float);
self->storage_buffer_used += size;
return result;
}
static void
gsk_vulkan_render_prepare_descriptor_sets (GskVulkanRender *self)
{
VkDevice device;
VkWriteDescriptorSet descriptor_sets[N_DESCRIPTOR_SETS];
gsize n_descriptor_sets;
GskVulkanOp *op;
device = gdk_vulkan_context_get_device (self->vulkan);
for (op = self->first_op; op; op = op->next)
{
gsk_vulkan_op_reserve_descriptor_sets (op, self);
}
if (self->storage_buffer_memory)
{
gsk_vulkan_buffer_unmap (self->storage_buffer);
self->storage_buffer_memory = NULL;
self->storage_buffer_used = 0;
}
GSK_VK_CHECK (vkAllocateDescriptorSets, device,
&(VkDescriptorSetAllocateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
.descriptorPool = self->descriptor_pool,
.descriptorSetCount = N_DESCRIPTOR_SETS,
.pSetLayouts = self->descriptor_set_layouts,
.pNext = &(VkDescriptorSetVariableDescriptorCountAllocateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_VARIABLE_DESCRIPTOR_COUNT_ALLOCATE_INFO,
.descriptorSetCount = N_DESCRIPTOR_SETS,
.pDescriptorCounts = (uint32_t[N_DESCRIPTOR_SETS]) {
MAX (1, gsk_descriptor_image_infos_get_size (&self->descriptor_images)),
MAX (1, gsk_descriptor_buffer_infos_get_size (&self->descriptor_buffers))
}
}
},
self->descriptor_sets);
n_descriptor_sets = 0;
if (gsk_descriptor_image_infos_get_size (&self->descriptor_images) > 0)
{
descriptor_sets[n_descriptor_sets++] = (VkWriteDescriptorSet) {
.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
.dstSet = self->descriptor_sets[0],
.dstBinding = 0,
.dstArrayElement = 0,
.descriptorCount = gsk_descriptor_image_infos_get_size (&self->descriptor_images),
.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.pImageInfo = gsk_descriptor_image_infos_get_data (&self->descriptor_images)
};
}
if (gsk_descriptor_buffer_infos_get_size (&self->descriptor_buffers) > 0)
{
descriptor_sets[n_descriptor_sets++] = (VkWriteDescriptorSet) {
.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
.dstSet = self->descriptor_sets[1],
.dstBinding = 0,
.dstArrayElement = 0,
.descriptorCount = gsk_descriptor_buffer_infos_get_size (&self->descriptor_buffers),
.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
.pBufferInfo = gsk_descriptor_buffer_infos_get_data (&self->descriptor_buffers)
};
}
vkUpdateDescriptorSets (device,
n_descriptor_sets,
descriptor_sets,
0, NULL);
}
static void
gsk_vulkan_render_collect_vertex_buffer (GskVulkanRender *self)
{
GskVulkanOp *op;
gsize n_bytes;
guchar *data;
n_bytes = 0;
for (op = self->first_op; op; op = op->next)
{
n_bytes = gsk_vulkan_op_count_vertex_data (op, n_bytes);
}
if (n_bytes == 0)
return;
if (self->vertex_buffer && gsk_vulkan_buffer_get_size (self->vertex_buffer) < n_bytes)
g_clear_pointer (&self->vertex_buffer, gsk_vulkan_buffer_free);
if (self->vertex_buffer == NULL)
self->vertex_buffer = gsk_vulkan_buffer_new (self->vulkan, round_up (n_bytes, VERTEX_BUFFER_SIZE_STEP));
data = gsk_vulkan_buffer_map (self->vertex_buffer);
for (op = self->first_op; op; op = op->next)
{
gsk_vulkan_op_collect_vertex_data (op, data);
}
gsk_vulkan_buffer_unmap (self->vertex_buffer);
}
static void
gsk_vulkan_render_submit (GskVulkanRender *self)
{
VkCommandBuffer command_buffer;
GskVulkanOp *op;
#ifdef G_ENABLE_DEBUG
if (GSK_RENDERER_DEBUG_CHECK (self->renderer, SYNC))
gsk_profiler_timer_begin (gsk_renderer_get_profiler (self->renderer), self->gpu_time_timer);
#endif
gsk_vulkan_render_prepare_descriptor_sets (self);
gsk_vulkan_render_collect_vertex_buffer (self);
command_buffer = gsk_vulkan_command_pool_get_buffer (self->command_pool);
if (self->vertex_buffer)
vkCmdBindVertexBuffers (command_buffer,
0,
1,
(VkBuffer[1]) {
gsk_vulkan_buffer_get_buffer (self->vertex_buffer)
},
(VkDeviceSize[1]) { 0 });
vkCmdBindDescriptorSets (command_buffer,
VK_PIPELINE_BIND_POINT_GRAPHICS,
self->pipeline_layout,
0,
N_DESCRIPTOR_SETS,
self->descriptor_sets,
0,
NULL);
op = self->first_op;
while (op)
{
op = gsk_vulkan_op_command (op, self, VK_NULL_HANDLE, command_buffer);
}
gsk_vulkan_command_pool_submit_buffer (self->command_pool,
command_buffer,
0,
NULL,
0,
NULL,
self->fence);
#ifdef G_ENABLE_DEBUG
if (GSK_RENDERER_DEBUG_CHECK (self->renderer, SYNC))
{
GskProfiler *profiler;
gint64 gpu_time;
GSK_VK_CHECK (vkWaitForFences, gdk_vulkan_context_get_device (self->vulkan),
1,
&self->fence,
VK_TRUE,
INT64_MAX);
profiler = gsk_renderer_get_profiler (self->renderer);
gpu_time = gsk_profiler_timer_end (profiler, self->gpu_time_timer);
gsk_profiler_timer_set (profiler, self->gpu_time_timer, gpu_time);
}
#endif
}
static void
gsk_vulkan_render_cleanup (GskVulkanRender *self)
{
VkDevice device = gdk_vulkan_context_get_device (self->vulkan);
GskVulkanOp *op;
gsize i;
/* 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);
for (i = 0; i < gsk_vulkan_render_ops_get_size (&self->render_ops); i += op->op_class->size)
{
op = (GskVulkanOp *) gsk_vulkan_render_ops_index (&self->render_ops, i);
gsk_vulkan_op_finish (op);
}
gsk_vulkan_render_ops_set_size (&self->render_ops, 0);
gsk_vulkan_command_pool_reset (self->command_pool);
GSK_VK_CHECK (vkResetDescriptorPool, device,
self->descriptor_pool,
0);
gsk_descriptor_image_infos_set_size (&self->descriptor_images, 0);
gsk_descriptor_buffer_infos_set_size (&self->descriptor_buffers, 0);
g_clear_pointer (&self->clip, cairo_region_destroy);
g_clear_object (&self->target);
}
void
gsk_vulkan_render_free (GskVulkanRender *self)
{
VkDevice device;
GHashTableIter iter;
gpointer key, value;
guint i;
gsk_vulkan_render_cleanup (self);
g_clear_pointer (&self->storage_buffer, gsk_vulkan_buffer_free);
g_clear_pointer (&self->vertex_buffer, gsk_vulkan_buffer_free);
device = gdk_vulkan_context_get_device (self->vulkan);
g_hash_table_iter_init (&iter, self->pipeline_cache);
while (g_hash_table_iter_next (&iter, &key, &value))
{
g_free (key);
vkDestroyPipeline (device, value, NULL);
}
g_hash_table_unref (self->pipeline_cache);
g_hash_table_iter_init (&iter, self->render_pass_cache);
while (g_hash_table_iter_next (&iter, &key, &value))
{
g_free (key);
vkDestroyRenderPass (device, value, NULL);
}
g_hash_table_unref (self->render_pass_cache);
gsk_vulkan_render_ops_clear (&self->render_ops);
vkDestroyPipelineLayout (device,
self->pipeline_layout,
NULL);
vkDestroyDescriptorPool (device,
self->descriptor_pool,
NULL);
gsk_descriptor_image_infos_clear (&self->descriptor_images);
gsk_descriptor_buffer_infos_clear (&self->descriptor_buffers);
for (i = 0; i < N_DESCRIPTOR_SETS; i++)
vkDestroyDescriptorSetLayout (device,
self->descriptor_set_layouts[i],
NULL);
vkDestroyFence (device,
self->fence,
NULL);
for (i = 0; i < G_N_ELEMENTS (self->samplers); i++)
{
vkDestroySampler (device,
self->samplers[i],
NULL);
}
gsk_vulkan_command_pool_free (self->command_pool);
g_free (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_render (GskVulkanRender *self,
GskVulkanImage *target,
const graphene_rect_t *rect,
const cairo_region_t *clip,
GskRenderNode *node,
GskVulkanDownloadFunc download_func,
gpointer download_data)
{
gsk_vulkan_render_cleanup (self);
gsk_vulkan_render_setup (self, target, rect, clip);
gsk_vulkan_render_add_node (self, node, download_func, download_data);
gsk_vulkan_render_submit (self);
}
GskRenderer *
gsk_vulkan_render_get_renderer (GskVulkanRender *self)
{
return self->renderer;
}
GdkVulkanContext *
gsk_vulkan_render_get_context (GskVulkanRender *self)
{
return self->vulkan;
}
gpointer
gsk_vulkan_render_alloc_op (GskVulkanRender *self,
gsize size)
{
gsize pos;
pos = gsk_vulkan_render_ops_get_size (&self->render_ops);
gsk_vulkan_render_ops_splice (&self->render_ops,
pos,
0, FALSE,
NULL,
size);
return gsk_vulkan_render_ops_index (&self->render_ops, pos);
}