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enums.h
1 //
2 // Copyright 2019 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
10 // names, trademarks, service marks, or product names of the Licensor
11 // and its affiliates, except as required to comply with Section 4(c) of
12 // the License and to reproduce the content of the NOTICE file.
13 //
14 // You may obtain a copy of the Apache License at
15 //
16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
18 // Unless required by applicable law or agreed to in writing, software
19 // distributed under the Apache License with the above modification is
20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
21 // KIND, either express or implied. See the Apache License for the specific
22 // language governing permissions and limitations under the Apache License.
23 //
24 #ifndef HGI_ENUMS_H
25 #define HGI_ENUMS_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hgi/api.h"
29 #include <cstdint>
30 
31 PXR_NAMESPACE_OPEN_SCOPE
32 
33 typedef uint32_t HgiBits;
34 
35 
45 enum HgiDeviceCapabilitiesBits : HgiBits {
46  HgiDeviceCapabilitiesBitsPresentation = 1 << 0,
47 };
48 
49 typedef HgiBits HgiDeviceCapabilities;
50 
51 
68 enum HgiTextureUsageBits : HgiBits {
69  HgiTextureUsageBitsColorTarget = 1 << 0,
70  HgiTextureUsageBitsDepthTarget = 1 << 1,
71  HgiTextureUsageBitsShaderRead = 1 << 2,
72  HgiTextureUsageBitsShaderWrite = 1 << 3,
73 };
74 
75 typedef HgiBits HgiTextureUsage;
76 
77 
82 enum HgiSampleCount {
83  HgiSampleCount1 = 1,
84  HgiSampleCount4 = 4,
85  HgiSampleCount16 = 16,
86 };
87 
88 
102 enum HgiAttachmentLoadOp {
103  HgiAttachmentLoadOpDontCare = 0,
104  HgiAttachmentLoadOpClear,
105  HgiAttachmentLoadOpLoad,
106 };
107 
108 
120 enum HgiAttachmentStoreOp {
121  HgiAttachmentStoreOpDontCare = 0,
122  HgiAttachmentStoreOpStore,
123 };
124 
125 
126 PXR_NAMESPACE_CLOSE_SCOPE
127 
128 #endif