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gtk/gsk/gpu/gskvulkanframe.c
Benjamin Otte 5cf3c70db0 gpu: Make blend modes configurable 
For now, we only have OVER and ADD blend modes. This commit doesn't use
ADD, it just sets up all the machinery and refactors things.
2024-01-07 07:22:52 +01:00

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C
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#include "config.h"
#include "gskvulkanframeprivate.h"
#include "gskgpuopprivate.h"
#include "gskvulkanbufferprivate.h"
#include "gskvulkandescriptorsprivate.h"
#include "gskvulkandeviceprivate.h"
#include "gskvulkanimageprivate.h"
#include "gskvulkanrealdescriptorsprivate.h"
#include "gskvulkansubdescriptorsprivate.h"
#include "gdk/gdkdisplayprivate.h"
#include "gdk/gdkdmabuftextureprivate.h"
#define GDK_ARRAY_NAME gsk_descriptors
#define GDK_ARRAY_TYPE_NAME GskDescriptors
#define GDK_ARRAY_ELEMENT_TYPE GskVulkanRealDescriptors *
#define GDK_ARRAY_FREE_FUNC g_object_unref
#define GDK_ARRAY_NO_MEMSET 1
#include "gdk/gdkarrayimpl.c"
#define GDK_ARRAY_NAME gsk_semaphores
#define GDK_ARRAY_TYPE_NAME GskSemaphores
#define GDK_ARRAY_ELEMENT_TYPE VkSemaphore
#define GDK_ARRAY_PREALLOC 16
#define GDK_ARRAY_NO_MEMSET 1
#include "gdk/gdkarrayimpl.c"
#define GDK_ARRAY_NAME gsk_pipeline_stages
#define GDK_ARRAY_TYPE_NAME GskPipelineStages
#define GDK_ARRAY_ELEMENT_TYPE VkPipelineStageFlags
#define GDK_ARRAY_PREALLOC 16
#define GDK_ARRAY_NO_MEMSET 1
#include "gdk/gdkarrayimpl.c"
struct _GskVulkanSemaphores
{
GskSemaphores wait_semaphores;
GskPipelineStages wait_stages;
GskSemaphores signal_semaphores;
};
struct _GskVulkanFrame
{
GskGpuFrame parent_instance;
VkFence vk_fence;
VkCommandBuffer vk_command_buffer;
VkDescriptorPool vk_descriptor_pool;
GskDescriptors descriptors;
gsize pool_n_sets;
gsize pool_n_images;
gsize pool_n_buffers;
};
struct _GskVulkanFrameClass
{
GskGpuFrameClass parent_class;
};
G_DEFINE_TYPE (GskVulkanFrame, gsk_vulkan_frame, GSK_TYPE_GPU_FRAME)
static gboolean
gsk_vulkan_frame_is_busy (GskGpuFrame *frame)
{
GskVulkanFrame *self = GSK_VULKAN_FRAME (frame);
VkDevice device;
device = gsk_vulkan_device_get_vk_device (GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame)));
return vkGetFenceStatus (device, self->vk_fence) == VK_NOT_READY;
}
static void
gsk_vulkan_frame_setup (GskGpuFrame *frame)
{
GskVulkanFrame *self = GSK_VULKAN_FRAME (frame);
GskVulkanDevice *device;
VkDevice vk_device;
VkCommandPool vk_command_pool;
device = GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame));
vk_device = gsk_vulkan_device_get_vk_device (device);
vk_command_pool = gsk_vulkan_device_get_vk_command_pool (device);
GSK_VK_CHECK (vkAllocateCommandBuffers, vk_device,
&(VkCommandBufferAllocateInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.commandPool = vk_command_pool,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
},
&self->vk_command_buffer);
GSK_VK_CHECK (vkCreateFence, vk_device,
&(VkFenceCreateInfo) {
.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
.flags = VK_FENCE_CREATE_SIGNALED_BIT
},
NULL,
&self->vk_fence);
}
static void
gsk_vulkan_frame_cleanup (GskGpuFrame *frame)
{
GskVulkanFrame *self = GSK_VULKAN_FRAME (frame);
GskVulkanDevice *device;
VkDevice vk_device;
device = GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame));
vk_device = gsk_vulkan_device_get_vk_device (device);
GSK_VK_CHECK (vkWaitForFences, vk_device,
1,
&self->vk_fence,
VK_TRUE,
INT64_MAX);
GSK_VK_CHECK (vkResetFences, vk_device,
1,
&self->vk_fence);
GSK_VK_CHECK (vkResetCommandBuffer, self->vk_command_buffer,
0);
if (self->vk_descriptor_pool != VK_NULL_HANDLE)
{
GSK_VK_CHECK (vkResetDescriptorPool, vk_device,
self->vk_descriptor_pool,
0);
}
gsk_descriptors_set_size (&self->descriptors, 0);
GSK_GPU_FRAME_CLASS (gsk_vulkan_frame_parent_class)->cleanup (frame);
}
static GskGpuImage *
gsk_vulkan_frame_upload_texture (GskGpuFrame *frame,
gboolean with_mipmap,
GdkTexture *texture)
{
#ifdef HAVE_DMABUF
if (GDK_IS_DMABUF_TEXTURE (texture))
{
GskGpuImage *image = gsk_vulkan_image_new_for_dmabuf (GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame)),
texture);
if (image)
return image;
}
#endif
return GSK_GPU_FRAME_CLASS (gsk_vulkan_frame_parent_class)->upload_texture (frame, with_mipmap, texture);
}
static void
gsk_vulkan_frame_prepare_descriptors (GskVulkanFrame *self)
{
GskVulkanDevice *device;
VkDevice vk_device;
gsize i, n_images, n_buffers, n_sets;
device = GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (GSK_GPU_FRAME (self)));
vk_device = gsk_vulkan_device_get_vk_device (device);
n_images = 0;
n_buffers = 0;
n_sets = 2 * gsk_descriptors_get_size (&self->descriptors);
for (i = 0; i < gsk_descriptors_get_size (&self->descriptors); i++)
{
gsize n_desc_images, n_desc_buffers;
GskVulkanRealDescriptors *desc = gsk_descriptors_get (&self->descriptors, i);
gsk_vulkan_real_descriptors_prepare (desc, &n_desc_images, &n_desc_buffers);
n_images += n_desc_images;
n_buffers += n_desc_buffers;
}
if (n_sets > self->pool_n_sets ||
n_images > self->pool_n_images ||
n_buffers > self->pool_n_buffers)
{
if (self->vk_descriptor_pool != VK_NULL_HANDLE)
{
vkDestroyDescriptorPool (vk_device,
self->vk_descriptor_pool,
NULL);
self->vk_descriptor_pool = VK_NULL_HANDLE;
}
if (n_sets > self->pool_n_sets)
self->pool_n_sets = 4 << g_bit_nth_msf (n_sets - 1, -1);
if (n_images > self->pool_n_images)
self->pool_n_images = 2 << g_bit_nth_msf (n_images - 1, -1);
if (n_buffers > self->pool_n_buffers)
self->pool_n_buffers = 4 << g_bit_nth_msf (n_buffers - 1, -1);
}
if (self->vk_descriptor_pool == VK_NULL_HANDLE)
{
GSK_VK_CHECK (vkCreateDescriptorPool, vk_device,
&(VkDescriptorPoolCreateInfo) {
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
.flags = 0,
.maxSets = self->pool_n_sets,
.poolSizeCount = 2,
.pPoolSizes = (VkDescriptorPoolSize[2]) {
{
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
.descriptorCount = self->pool_n_images,
},
{
.type = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
.descriptorCount = self->pool_n_buffers,
}
}
},
NULL,
&self->vk_descriptor_pool);
}
for (i = 0; i < gsk_descriptors_get_size (&self->descriptors); i++)
{
GskVulkanRealDescriptors *desc = gsk_descriptors_get (&self->descriptors, i);
gsk_vulkan_real_descriptors_update_sets (desc, self->vk_descriptor_pool);
}
}
static GskGpuDescriptors *
gsk_vulkan_frame_create_descriptors (GskGpuFrame *frame)
{
GskVulkanFrame *self = GSK_VULKAN_FRAME (frame);
if (gsk_vulkan_device_has_feature (GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame)), GDK_VULKAN_FEATURE_DESCRIPTOR_INDEXING))
{
GskVulkanRealDescriptors *parent;
if (gsk_descriptors_get_size (&self->descriptors) > 0)
{
parent = gsk_descriptors_get (&self->descriptors, gsk_descriptors_get_size (&self->descriptors) - 1);
if (gsk_vulkan_real_descriptors_is_full (parent))
parent = NULL;
}
else
parent = NULL;
if (parent == NULL)
{
parent = gsk_vulkan_real_descriptors_new (self);
gsk_descriptors_append (&self->descriptors, parent);
}
return GSK_GPU_DESCRIPTORS (gsk_vulkan_sub_descriptors_new (GSK_VULKAN_DESCRIPTORS (parent)));
}
else
{
GskVulkanRealDescriptors *desc;
desc = gsk_vulkan_real_descriptors_new (self);
gsk_descriptors_append (&self->descriptors, desc);
return GSK_GPU_DESCRIPTORS (g_object_ref (desc));
}
}
static GskGpuBuffer *
gsk_vulkan_frame_create_vertex_buffer (GskGpuFrame *frame,
gsize size)
{
return gsk_vulkan_buffer_new_vertex (GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame)), size);
}
static GskGpuBuffer *
gsk_vulkan_frame_create_storage_buffer (GskGpuFrame *frame,
gsize size)
{
return gsk_vulkan_buffer_new_storage (GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame)), size);
}
static void
gsk_vulkan_frame_submit (GskGpuFrame *frame,
GskGpuBuffer *vertex_buffer,
GskGpuOp *op)
{
GskVulkanFrame *self = GSK_VULKAN_FRAME (frame);
GskVulkanSemaphores semaphores;
GskVulkanCommandState state;
if (gsk_descriptors_get_size (&self->descriptors) == 0)
gsk_descriptors_append (&self->descriptors, gsk_vulkan_real_descriptors_new (self));
gsk_vulkan_frame_prepare_descriptors (self);
GSK_VK_CHECK (vkBeginCommandBuffer, self->vk_command_buffer,
&(VkCommandBufferBeginInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT,
});
if (vertex_buffer)
vkCmdBindVertexBuffers (self->vk_command_buffer,
0,
1,
(VkBuffer[1]) {
gsk_vulkan_buffer_get_vk_buffer (GSK_VULKAN_BUFFER (vertex_buffer))
},
(VkDeviceSize[1]) { 0 });
gsk_semaphores_init (&semaphores.wait_semaphores);
gsk_pipeline_stages_init (&semaphores.wait_stages);
gsk_semaphores_init (&semaphores.signal_semaphores);
state.vk_command_buffer = self->vk_command_buffer;
state.vk_render_pass = VK_NULL_HANDLE;
state.vk_format = VK_FORMAT_UNDEFINED;
state.blend = GSK_GPU_BLEND_OVER; /* should we have a BLEND_NONE? */
state.desc = GSK_VULKAN_DESCRIPTORS (gsk_descriptors_get (&self->descriptors, 0));
state.semaphores = &semaphores;
gsk_vulkan_descriptors_bind (GSK_VULKAN_DESCRIPTORS (gsk_descriptors_get (&self->descriptors, 0)),
NULL,
state.vk_command_buffer);
while (op)
{
op = gsk_gpu_op_vk_command (op, frame, &state);
}
GSK_VK_CHECK (vkEndCommandBuffer, self->vk_command_buffer);
GSK_VK_CHECK (vkQueueSubmit, gsk_vulkan_device_get_vk_queue (GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (frame))),
1,
&(VkSubmitInfo) {
.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
.commandBufferCount = 1,
.pCommandBuffers = &self->vk_command_buffer,
.pWaitSemaphores = gsk_semaphores_get_data (&semaphores.wait_semaphores),
.pWaitDstStageMask = gsk_pipeline_stages_get_data (&semaphores.wait_stages),
.waitSemaphoreCount = gsk_semaphores_get_size (&semaphores.wait_semaphores),
.pSignalSemaphores = gsk_semaphores_get_data (&semaphores.signal_semaphores),
.signalSemaphoreCount = gsk_semaphores_get_size (&semaphores.signal_semaphores),
},
self->vk_fence);
gsk_semaphores_clear (&semaphores.wait_semaphores);
gsk_pipeline_stages_clear (&semaphores.wait_stages);
gsk_semaphores_clear (&semaphores.signal_semaphores);
}
static void
gsk_vulkan_frame_finalize (GObject *object)
{
GskVulkanFrame *self = GSK_VULKAN_FRAME (object);
GskVulkanDevice *device;
VkDevice vk_device;
VkCommandPool vk_command_pool;
device = GSK_VULKAN_DEVICE (gsk_gpu_frame_get_device (GSK_GPU_FRAME (self)));
vk_device = gsk_vulkan_device_get_vk_device (device);
vk_command_pool = gsk_vulkan_device_get_vk_command_pool (device);
if (self->vk_descriptor_pool != VK_NULL_HANDLE)
{
vkDestroyDescriptorPool (vk_device,
self->vk_descriptor_pool,
NULL);
}
gsk_descriptors_clear (&self->descriptors);
vkFreeCommandBuffers (vk_device,
vk_command_pool,
1, &self->vk_command_buffer);
vkDestroyFence (vk_device,
self->vk_fence,
NULL);
G_OBJECT_CLASS (gsk_vulkan_frame_parent_class)->finalize (object);
}
static void
gsk_vulkan_frame_class_init (GskVulkanFrameClass *klass)
{
GskGpuFrameClass *gpu_frame_class = GSK_GPU_FRAME_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
gpu_frame_class->is_busy = gsk_vulkan_frame_is_busy;
gpu_frame_class->setup = gsk_vulkan_frame_setup;
gpu_frame_class->cleanup = gsk_vulkan_frame_cleanup;
gpu_frame_class->upload_texture = gsk_vulkan_frame_upload_texture;
gpu_frame_class->create_descriptors = gsk_vulkan_frame_create_descriptors;
gpu_frame_class->create_vertex_buffer = gsk_vulkan_frame_create_vertex_buffer;
gpu_frame_class->create_storage_buffer = gsk_vulkan_frame_create_storage_buffer;
gpu_frame_class->submit = gsk_vulkan_frame_submit;
object_class->finalize = gsk_vulkan_frame_finalize;
}
static void
gsk_vulkan_frame_init (GskVulkanFrame *self)
{
gsk_descriptors_init (&self->descriptors);
self->pool_n_sets = 4;
self->pool_n_images = 8;
self->pool_n_buffers = 8;
}
VkFence
gsk_vulkan_frame_get_vk_fence (GskVulkanFrame *self)
{
return self->vk_fence;
}
void
gsk_vulkan_semaphores_add_wait (GskVulkanSemaphores *self,
VkSemaphore semaphore,
VkPipelineStageFlags stage)
{
gsk_semaphores_append (&self->wait_semaphores, semaphore);
gsk_pipeline_stages_append (&self->wait_stages, stage);
}
void
gsk_vulkan_semaphores_add_signal (GskVulkanSemaphores *self,
VkSemaphore semaphore)
{
gsk_semaphores_append (&self->signal_semaphores, semaphore);
}
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