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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
use crate::{device, pass, Backend};
mod compute;
mod descriptor;
mod graphics;
mod input_assembler;
mod output_merger;
mod specialization;
pub use self::{
compute::*, descriptor::*, graphics::*, input_assembler::*, output_merger::*, specialization::*,
};
#[derive(Clone, Debug, PartialEq)]
pub enum CreationError {
Other,
UnsupportedPipeline,
InvalidSubpass(pass::SubpassId),
Shader(device::ShaderError),
OutOfMemory(device::OutOfMemory),
}
impl From<device::OutOfMemory> for CreationError {
fn from(err: device::OutOfMemory) -> Self {
CreationError::OutOfMemory(err)
}
}
impl std::fmt::Display for CreationError {
fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
CreationError::OutOfMemory(err) => write!(fmt, "Failed to create pipeline: {}", err),
CreationError::Other => write!(fmt, "Failed to create pipeline: Unsupported usage: Implementation specific error occurred"),
CreationError::UnsupportedPipeline => write!(fmt, "Failed to create pipeline: pipeline type is not supported"),
CreationError::InvalidSubpass(subpass) => write!(fmt, "Failed to create pipeline: Invalid subpass: {}", subpass),
CreationError::Shader(err) => write!(fmt, "Failed to create pipeline: {}", err),
}
}
}
impl std::error::Error for CreationError {
fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
match self {
CreationError::OutOfMemory(err) => Some(err),
CreationError::Shader(err) => Some(err),
CreationError::InvalidSubpass(_) => None,
CreationError::Other => None,
CreationError::UnsupportedPipeline => None,
}
}
}
bitflags!(
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
pub struct PipelineStage: u32 {
const TOP_OF_PIPE = 0x1;
const DRAW_INDIRECT = 0x2;
const VERTEX_INPUT = 0x4;
const VERTEX_SHADER = 0x8;
const HULL_SHADER = 0x10;
const DOMAIN_SHADER = 0x20;
const GEOMETRY_SHADER = 0x40;
const FRAGMENT_SHADER = 0x80;
const EARLY_FRAGMENT_TESTS = 0x100;
const LATE_FRAGMENT_TESTS = 0x200;
const COLOR_ATTACHMENT_OUTPUT = 0x400;
const COMPUTE_SHADER = 0x800;
const TRANSFER = 0x1000;
const BOTTOM_OF_PIPE = 0x2000;
const HOST = 0x4000;
const TASK_SHADER = 0x80000;
const MESH_SHADER = 0x100000;
}
);
bitflags!(
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
pub struct ShaderStageFlags: u32 {
const VERTEX = 0x1;
const HULL = 0x2;
const DOMAIN = 0x4;
const GEOMETRY = 0x8;
const FRAGMENT = 0x10;
const COMPUTE = 0x20;
const TASK = 0x40;
const MESH = 0x80;
const GRAPHICS = Self::VERTEX.bits | Self::HULL.bits |
Self::DOMAIN.bits | Self::GEOMETRY.bits | Self::FRAGMENT.bits;
const ALL = 0x7FFFFFFF;
}
);
#[derive(Debug)]
pub struct EntryPoint<'a, B: Backend> {
pub entry: &'a str,
pub module: &'a B::ShaderModule,
pub specialization: Specialization<'a>,
}
impl<'a, B: Backend> Clone for EntryPoint<'a, B> {
fn clone(&self) -> Self {
EntryPoint {
entry: self.entry,
module: self.module,
specialization: self.specialization.clone(),
}
}
}
bitflags!(
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
pub struct PipelineCreationFlags: u32 {
const DISABLE_OPTIMIZATION = 0x1;
const ALLOW_DERIVATIVES = 0x2;
}
);
#[derive(Debug)]
pub enum BasePipeline<'a, P: 'a> {
Pipeline(&'a P),
Index(usize),
None,
}
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
pub enum State<T> {
Static(T),
Dynamic,
}
impl<T> State<T> {
pub fn static_or(self, default: T) -> T {
match self {
State::Static(v) => v,
State::Dynamic => default,
}
}
pub fn is_static(self) -> bool {
match self {
State::Static(_) => true,
State::Dynamic => false,
}
}
pub fn is_dynamic(self) -> bool {
!self.is_static()
}
}