| 1 | /** @file
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| 2 | *
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| 3 | * OpenGL:
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| 4 | * Common header for host service and guest clients.
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2006-2007 innotek GmbH
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License as published by the Free Software Foundation,
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| 14 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 15 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 16 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | *
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| 18 | * If you received this file as part of a commercial VirtualBox
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| 19 | * distribution, then only the terms of your commercial VirtualBox
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| 20 | * license agreement apply instead of the previous paragraph.
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| 21 | */
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| 22 |
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| 23 | #ifndef __VBOGLSVC__H
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| 24 | #define __VBOGLSVC__H
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| 25 |
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| 26 | #include <VBox/types.h>
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| 27 | #include <VBox/VBoxGuest.h>
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| 28 | #include <VBox/hgcmsvc.h>
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| 29 |
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| 30 | /* OpenGL command buffer size */
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| 31 | #define VBOX_OGL_MAX_CMD_BUFFER (64*1024)
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| 32 | #define VBOX_OGL_CMD_ALIGN 4
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| 33 | #define VBOX_OGL_CMD_ALIGN_MASK (VBOX_OGL_CMD_ALIGN-1)
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| 34 | #define VBOX_OGL_CMD_MAGIC 0x1234ABCD
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| 35 |
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| 36 | /* for debugging */
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| 37 | #define VBOX_OGL_CMD_STRICT
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| 38 |
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| 39 | /* OpenGL command block */
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| 40 | typedef struct
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| 41 | {
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| 42 | #ifdef VBOX_OGL_CMD_STRICT
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| 43 | uint32_t Magic;
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| 44 | #endif
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| 45 | uint32_t enmOp;
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| 46 | uint32_t cbCmd;
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| 47 | uint32_t cParams;
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| 48 | /* start of variable size parameter array */
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| 49 | } VBOX_OGL_CMD, *PVBOX_OGL_CMD;
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| 50 |
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| 51 | typedef struct
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| 52 | {
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| 53 | #ifdef VBOX_OGL_CMD_STRICT
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| 54 | uint32_t Magic;
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| 55 | #endif
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| 56 | uint32_t cbParam;
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| 57 | /* start of variable size parameter */
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| 58 | } VBOX_OGL_VAR_PARAM, *PVBOX_OGL_VAR_PARAM;
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| 59 |
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| 60 | /** OpenGL Folders service functions. (guest)
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| 61 | * @{
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| 62 | */
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| 63 |
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| 64 | /** Query mappings changes. */
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| 65 | #define VBOXOGL_FN_GLGETSTRING (1)
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| 66 | #define VBOXOGL_FN_GLFLUSH (2)
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| 67 | #define VBOXOGL_FN_GLFLUSHPTR (3)
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| 68 |
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| 69 | /** @} */
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| 70 |
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| 71 | /** Function parameter structures.
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| 72 | * @{
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| 73 | */
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| 74 |
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| 75 | /**
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| 76 | * VBOXOGL_FN_GLGETSTRING
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| 77 | */
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| 78 |
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| 79 | /** Parameters structure. */
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| 80 | typedef struct
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| 81 | {
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| 82 | VBoxGuestHGCMCallInfo hdr;
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| 83 |
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| 84 | /** 32bit, in: name
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| 85 | * GLenum name parameter
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| 86 | */
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| 87 | HGCMFunctionParameter name;
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| 88 |
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| 89 | /** pointer, in/out
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| 90 | * Buffer for requested string
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| 91 | */
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| 92 | HGCMFunctionParameter pString;
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| 93 | } VBoxOGLglGetString;
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| 94 |
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| 95 | /** Number of parameters */
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| 96 | #define VBOXOGL_CPARMS_GLGETSTRING (2)
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| 97 |
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| 98 |
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| 99 |
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| 100 | /**
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| 101 | * VBOXOGL_FN_GLFLUSH
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| 102 | */
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| 103 |
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| 104 | /** Parameters structure. */
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| 105 | typedef struct
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| 106 | {
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| 107 | VBoxGuestHGCMCallInfo hdr;
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| 108 |
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| 109 | /** pointer, in
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| 110 | * Command buffer
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| 111 | */
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| 112 | HGCMFunctionParameter pCmdBuffer;
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| 113 |
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| 114 | /** 32bit, out: cCommands
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| 115 | * Number of commands in the buffer
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| 116 | */
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| 117 | HGCMFunctionParameter cCommands;
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| 118 |
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| 119 | /** 64bit, out: retval
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| 120 | * uint64_t return code of last command
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| 121 | */
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| 122 | HGCMFunctionParameter retval;
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| 123 |
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| 124 | /** 32bit, out: lasterror
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| 125 | * GLenum current last error
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| 126 | */
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| 127 | HGCMFunctionParameter lasterror;
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| 128 |
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| 129 | } VBoxOGLglFlush;
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| 130 |
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| 131 | /** Number of parameters */
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| 132 | #define VBOXOGL_CPARMS_GLFLUSH (4)
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| 133 |
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| 134 | /**
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| 135 | * VBOXOGL_FN_GLFLUSHPTR
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| 136 | */
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| 137 |
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| 138 | /** Parameters structure. */
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| 139 | typedef struct
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| 140 | {
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| 141 | VBoxGuestHGCMCallInfo hdr;
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| 142 |
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| 143 | /** pointer, in
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| 144 | * Command buffer
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| 145 | */
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| 146 | HGCMFunctionParameter pCmdBuffer;
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| 147 |
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| 148 | /** 32bit, out: cCommands
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| 149 | * Number of commands in the buffer
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| 150 | */
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| 151 | HGCMFunctionParameter cCommands;
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| 152 |
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| 153 | /** pointer, in
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| 154 | * Last command's final parameter memory block
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| 155 | */
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| 156 | HGCMFunctionParameter pLastParam;
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| 157 |
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| 158 | /** 64bit, out: retval
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| 159 | * uint64_t return code of last command
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| 160 | */
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| 161 | HGCMFunctionParameter retval;
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| 162 |
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| 163 | /** 32bit, out: lasterror
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| 164 | * GLenum current last error
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| 165 | */
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| 166 | HGCMFunctionParameter lasterror;
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| 167 |
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| 168 | } VBoxOGLglFlushPtr;
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| 169 |
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| 170 | /** Number of parameters */
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| 171 | #define VBOXOGL_CPARMS_GLFLUSHPTR (5)
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| 172 |
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| 173 | /** @} */
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| 174 |
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| 175 |
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| 176 | #endif /* __VBOGLSVC__H */
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