1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
#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)
{
gsk_vulkan_memory_free (self->memory);
vkDestroyBuffer (gdk_vulkan_context_get_device (self->vulkan),
self->vk_buffer,
NULL);
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);
}
|
