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
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
use utils::c_bindings::*;
use utils::vk_traits::*;
use utils::vk_ptr::*;
use utils::vk_convert::*;
use std::os::raw::c_char;
use std::ops::Drop;
use std::ptr;
use std::mem;
use std::cmp;
use std::slice;
use vulkan::*;
use vulkan::vk::*;
#[doc(hidden)]
pub type RawVkDeviceMemory = u64;
#[derive(Debug, Clone, Copy)]
pub struct VkDeviceMemory {
_handle: RawVkDeviceMemory,
_fn_table: *mut VkFunctionTable
}
impl VkRawType<VkDeviceMemory> for RawVkDeviceMemory {
fn vk_to_wrapped(src: &RawVkDeviceMemory) -> VkDeviceMemory {
VkDeviceMemory {
_handle: *src,
_fn_table: ptr::null_mut()
}
}
}
impl VkWrappedType<RawVkDeviceMemory> for VkDeviceMemory {
fn vk_to_raw(src: &VkDeviceMemory, dst: &mut RawVkDeviceMemory) {
*dst = src._handle
}
}
impl Default for VkDeviceMemory {
fn default() -> VkDeviceMemory {
VkDeviceMemory {
_handle: 0,
_fn_table: ptr::null_mut()
}
}
}
impl PartialEq for VkDeviceMemory {
fn eq(&self, other: &VkDeviceMemory) -> bool {
self._handle == other._handle
}
}
impl VkSetup for VkDeviceMemory {
fn vk_setup(&mut self, fn_table: *mut VkFunctionTable) {
self._fn_table = fn_table;
}
}
impl VkDeviceMemory {
pub fn vk_handle(&self) -> u64 {
self._handle
}
pub fn is_null(&self) -> bool {
self._handle == 0
}
pub fn null() -> Self {
Self {
_handle: 0,
_fn_table: ptr::null_mut()
}
}
pub fn free(&self) {
unsafe {
((&*self._fn_table).vkFreeMemory)((*self._fn_table).device, self._handle, ptr::null());
}
}
pub fn map<'a>(&self, offset: usize, size: usize, flags: VkMemoryMapFlags) -> LavaResult<&'a mut [c_void]> {
unsafe {
let raw_offset = vk_to_raw_value(&offset);
let raw_size = vk_to_raw_value(&size);
let raw_flags = vk_to_raw_value(&flags);
let mut vk_result = 0;
let raw_data = &mut mem::zeroed() as *mut *mut c_void;
vk_result = ((&*self._fn_table).vkMapMemory)((*self._fn_table).device, self._handle, raw_offset, raw_size, raw_flags, raw_data);
let data = slice::from_raw_parts_mut(*raw_data, size);
if vk_result == 0 { Ok(data) } else { Err((RawVkResult::vk_to_wrapped(&vk_result), data)) }
}
}
pub fn unmap(&self) {
unsafe {
((&*self._fn_table).vkUnmapMemory)((*self._fn_table).device, self._handle);
}
}
pub fn get_commitment(&self) -> usize {
unsafe {
let raw_committed_memory_in_bytes = &mut mem::zeroed() as *mut u64;
((&*self._fn_table).vkGetDeviceMemoryCommitment)((*self._fn_table).device, self._handle, raw_committed_memory_in_bytes);
let committed_memory_in_bytes = new_vk_value(raw_committed_memory_in_bytes);
committed_memory_in_bytes
}
}
}