|
1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
|
2 // All rights reserved. |
|
3 // This component and the accompanying materials are made available |
|
4 // under the terms of "Eclipse Public License v1.0" |
|
5 // which accompanies this distribution, and is available |
|
6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
7 // |
|
8 // Initial Contributors: |
|
9 // Nokia Corporation - initial contribution. |
|
10 // |
|
11 // Contributors: |
|
12 // |
|
13 // Description: |
|
14 // |
|
15 |
|
16 /** |
|
17 @file |
|
18 @publishedPartner |
|
19 @prototype |
|
20 */ |
|
21 |
|
22 #ifndef SGCONST_H |
|
23 #define SGCONST_H |
|
24 |
|
25 #include <graphics/sgerror.h> |
|
26 |
|
27 |
|
28 /** |
|
29 @publishedPartner |
|
30 @prototype |
|
31 @deprecated |
|
32 |
|
33 Identifier of the primary screen, which always exists. |
|
34 */ |
|
35 const TInt KSgScreenIdMain = 0; |
|
36 |
|
37 |
|
38 /** |
|
39 @publishedPartner |
|
40 @prototype |
|
41 @deprecated |
|
42 |
|
43 Value that specifies, when passed in as screen identifier, that a resource can be |
|
44 used on all screens. |
|
45 */ |
|
46 const TInt KSgScreenIdAny = -1; |
|
47 |
|
48 |
|
49 /** |
|
50 @publishedPartner |
|
51 @prototype |
|
52 @deprecated |
|
53 |
|
54 Set of flags that specify how a graphics resource can be used in different rendering |
|
55 pipelines. |
|
56 */ |
|
57 enum TSgUsageFlags |
|
58 { |
|
59 /** The resource cannot be used in any rendering pipeline. */ |
|
60 ESgUsageNone = 0, |
|
61 /** The resource can be bound as source of DirectGDI rendering. */ |
|
62 ESgUsageDirectGdiSource = 0x0001, |
|
63 /** The resource can be bound as target of DirectGDI rendering. */ |
|
64 ESgUsageDirectGdiTarget = 0x0002, |
|
65 /** The resource can be bound as source of the composition engine. */ |
|
66 ESgUsageCompositionSource = 0x0004, |
|
67 /** The resource can be bound as target of the composition engine. */ |
|
68 ESgUsageCompositionTarget = 0x0008, |
|
69 /** The resource can be used directly as screen contents. */ |
|
70 ESgUsageScreenSource = 0x0010, |
|
71 /** The resource can be bound as OpenGL ES 1.X 2D texture. */ |
|
72 ESgUsageOpenGlesTexture2D = 0x0020, |
|
73 /** The resource can be bound as target of OpenGL ES 1.X rendering. */ |
|
74 ESgUsageOpenGlesTarget = 0x0040, |
|
75 /** The resource can be bound as OpenVG image. */ |
|
76 ESgUsageOpenVgImage = 0x0080, |
|
77 /** The resource can be bound as target of OpenVG rendering. */ |
|
78 ESgUsageOpenVgTarget = 0x0100, |
|
79 /** The resource can be used as destination in calls to eglCopyBuffers(). */ |
|
80 ESgUsageEglCopyBuffersTarget = 0x0200, |
|
81 /** The resource can be bound as OpenGL ES 2.0 2D texture. */ |
|
82 ESgUsageOpenGles2Texture2D = 0x0400, |
|
83 /** The resource can be bound as target of OpenGL ES 2.0 rendering. */ |
|
84 ESgUsageOpenGles2Target = 0x0800, |
|
85 /** The resource can be bound as source of window graphics context rendering. @see CWindowGc */ |
|
86 ESgUsageWindowGcSource = 0x1000 |
|
87 }; |
|
88 |
|
89 |
|
90 /** |
|
91 @publishedPartner |
|
92 @prototype |
|
93 @deprecated |
|
94 |
|
95 Components of TSgCpuAccess. This enumeration is not intended to be used directly, but |
|
96 provides components for the definition of TSgCpuAccess. |
|
97 */ |
|
98 enum TSgCpuAccessComponents |
|
99 { |
|
100 /** Value of the bit in TSgCpuAccess that indicates ability to read when set. */ |
|
101 ESgCpuAccessReadable = 1, |
|
102 /** Value of the bit in TSgCpuAccess that indicates ability to write when set. */ |
|
103 ESgCpuAccessWritable = 2 |
|
104 }; |
|
105 |
|
106 |
|
107 /** |
|
108 @publishedPartner |
|
109 @prototype |
|
110 @deprecated |
|
111 |
|
112 Enumeration used to specify how a graphics resource can be accessed by the CPU. |
|
113 */ |
|
114 enum TSgCpuAccess |
|
115 { |
|
116 /** The resource cannot be accessed by the CPU. */ |
|
117 ESgCpuAccessNone = 0, |
|
118 /** The resource can only be read by the CPU. */ |
|
119 ESgCpuAccessReadOnly = ESgCpuAccessReadable, |
|
120 /** The resource can only be written by the CPU. */ |
|
121 ESgCpuAccessWriteOnly = ESgCpuAccessWritable, |
|
122 /** The resource can be both read and written by the CPU. */ |
|
123 ESgCpuAccessReadWrite = ESgCpuAccessReadable | ESgCpuAccessWritable |
|
124 }; |
|
125 |
|
126 |
|
127 #endif // SGCONST_H |