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#include "config.h"
#include "gskvulkanbufferprivate.h"
#include "gskvulkanmemoryprivate.h"
#include "gskvulkanpipelineprivate.h"
struct _GskVulkanBuffer
{
GdkVulkanContext *vulkan;
gsize size;
VkBuffer vk_buffer;
GskVulkanMemory *memory;
};
static GskVulkanBuffer *
gsk_vulkan_buffer_new_internal (GdkVulkanContext *context,
gsize size,
VkBufferUsageFlags usage)
{
VkMemoryRequirements requirements;
GskVulkanBuffer *self;
self = g_slice_new0 (GskVulkanBuffer);
self->vulkan = g_object_ref (context);
self->size = size;
GSK_VK_CHECK (vkCreateBuffer, gdk_vulkan_context_get_device (context),
&(VkBufferCreateInfo) {
.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
.size = size,
.flags = 0,
.usage = usage,
.sharingMode = VK_SHARING_MODE_EXCLUSIVE
},
NULL,
&self->vk_buffer);
vkGetBufferMemoryRequirements (gdk_vulkan_context_get_device (context),
self->vk_buffer,
&requirements);
self->memory = gsk_vulkan_memory_new (context,
requirements.memoryTypeBits,
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
size);
GSK_VK_CHECK (vkBindBufferMemory, gdk_vulkan_context_get_device (context),
self->vk_buffer,
gsk_vulkan_memory_get_device_memory (self->memory),
0);
return self;
}
GskVulkanBuffer *
gsk_vulkan_buffer_new (GdkVulkanContext *context,
gsize size)
{
return gsk_vulkan_buffer_new_internal (context, size,
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT
| VK_BUFFER_USAGE_VERTEX_BUFFER_BIT);
}
GskVulkanBuffer *
gsk_vulkan_buffer_new_staging (GdkVulkanContext *context,
gsize size)
{
return gsk_vulkan_buffer_new_internal (context, size, VK_BUFFER_USAGE_TRANSFER_SRC_BIT);
}
GskVulkanBuffer *
gsk_vulkan_buffer_new_download (GdkVulkanContext *context,
gsize size)
{
return gsk_vulkan_buffer_new_internal (context, size, VK_BUFFER_USAGE_TRANSFER_DST_BIT);
}
void
gsk_vulkan_buffer_free (GskVulkanBuffer *self)
{
vkDestroyBuffer (gdk_vulkan_context_get_device (self->vulkan),
self->vk_buffer,
NULL);
gsk_vulkan_memory_free (self->memory);
g_object_unref (self->vulkan);
g_slice_free (GskVulkanBuffer, self);
}
VkBuffer
gsk_vulkan_buffer_get_buffer (GskVulkanBuffer *self)
{
return self->vk_buffer;
}
guchar *
gsk_vulkan_buffer_map (GskVulkanBuffer *self)
{
return gsk_vulkan_memory_map (self->memory);
}
void
gsk_vulkan_buffer_unmap (GskVulkanBuffer *self)
{
gsk_vulkan_memory_unmap (self->memory);
}
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