gtk/gsk/gskvulkancommandpool.c
Benjamin Otte 85559d1fd9 vulkan: Split out command pool
This way we can pass the command pool around.
And that allows us to allocate and submitcustom buffers.
And that is necessary to make staging images work.
2016-12-20 18:01:11 +01:00

105 lines
4.0 KiB
C

#include "config.h"
#include "gskvulkancommandpoolprivate.h"
#include "gskvulkanpipelineprivate.h"
struct _GskVulkanCommandPool
{
GdkVulkanContext *vulkan;
VkCommandPool vk_command_pool;
};
GskVulkanCommandPool *
gsk_vulkan_command_pool_new (GdkVulkanContext *context)
{
GskVulkanCommandPool *self;
self = g_slice_new0 (GskVulkanCommandPool);
self->vulkan = g_object_ref (context);
GSK_VK_CHECK (vkCreateCommandPool, gdk_vulkan_context_get_device (context),
&(const VkCommandPoolCreateInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.queueFamilyIndex = gdk_vulkan_context_get_queue_family_index (self->vulkan),
.flags = 0
},
NULL,
&self->vk_command_pool);
return self;
}
void
gsk_vulkan_command_pool_free (GskVulkanCommandPool *self)
{
vkDestroyCommandPool (gdk_vulkan_context_get_device (self->vulkan),
self->vk_command_pool,
NULL);
g_slice_free (GskVulkanCommandPool, self);
}
void
gsk_vulkan_command_pool_reset (GskVulkanCommandPool *self)
{
GSK_VK_CHECK (vkResetCommandPool, gdk_vulkan_context_get_device (self->vulkan),
self->vk_command_pool,
0);
}
VkCommandBuffer
gsk_vulkan_command_pool_get_buffer (GskVulkanCommandPool *self)
{
VkCommandBuffer command_buffer;
GSK_VK_CHECK (vkAllocateCommandBuffers, gdk_vulkan_context_get_device (self->vulkan),
&(VkCommandBufferAllocateInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
.commandPool = self->vk_command_pool,
.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
.commandBufferCount = 1,
},
&command_buffer);
GSK_VK_CHECK (vkBeginCommandBuffer, command_buffer,
&(VkCommandBufferBeginInfo) {
.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
.flags = 0
});
return command_buffer;
}
void
gsk_vulkan_command_pool_submit_buffer (GskVulkanCommandPool *self,
VkCommandBuffer command_buffer,
VkFence fence)
{
GSK_VK_CHECK (vkEndCommandBuffer, 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 = (VkCommandBuffer[1]) {
command_buffer
},
.signalSemaphoreCount = 1,
.pSignalSemaphores = (VkSemaphore[1]) {
gdk_vulkan_context_get_draw_semaphore (self->vulkan)
}
},
fence);
}