| 1 | /** @file
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| 2 | *
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| 3 | * VBox frontends: Qt GUI ("VirtualBox"):
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| 4 | * OpenGL support info used for 2D support detection
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2009-2023 Oracle and/or its affiliates.
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| 9 | *
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| 10 | * This file is part of VirtualBox base platform packages, as
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| 11 | * available from https://www.virtualbox.org.
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| 12 | *
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| 13 | * This program is free software; you can redistribute it and/or
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| 14 | * modify it under the terms of the GNU General Public License
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| 15 | * as published by the Free Software Foundation, in version 3 of the
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| 16 | * License.
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| 17 | *
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| 18 | * This program is distributed in the hope that it will be useful, but
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| 19 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 21 | * General Public License for more details.
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| 22 | *
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| 23 | * You should have received a copy of the GNU General Public License
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| 24 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 25 | *
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| 26 | * The contents of this file may alternatively be used under the terms
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| 27 | * of the Common Development and Distribution License Version 1.0
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| 28 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 29 | * in the VirtualBox distribution, in which case the provisions of the
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| 30 | * CDDL are applicable instead of those of the GPL.
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| 31 | *
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| 32 | * You may elect to license modified versions of this file under the
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| 33 | * terms and conditions of either the GPL or the CDDL or both.
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| 34 | *
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| 35 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 36 | */
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| 37 |
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| 38 | #ifndef VBOX_INCLUDED_VBoxGL2D_h
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| 39 | #define VBOX_INCLUDED_VBoxGL2D_h
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| 40 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 41 | # pragma once
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| 42 | #endif
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| 43 |
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| 44 | #include <iprt/types.h>
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| 45 |
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| 46 | typedef char GLchar;
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| 47 |
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| 48 | #ifndef GL_COMPILE_STATUS
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| 49 | # define GL_COMPILE_STATUS 0x8b81
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| 50 | #endif
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| 51 | #ifndef GL_LINK_STATUS
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| 52 | # define GL_LINK_STATUS 0x8b82
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| 53 | #endif
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| 54 | #ifndef GL_FRAGMENT_SHADER
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| 55 | # define GL_FRAGMENT_SHADER 0x8b30
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| 56 | #endif
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| 57 | #ifndef GL_VERTEX_SHADER
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| 58 | # define GL_VERTEX_SHADER 0x8b31
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| 59 | #endif
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| 60 |
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| 61 | /* GL_ARB_multitexture */
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| 62 | #ifndef GL_TEXTURE0
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| 63 | # define GL_TEXTURE0 0x84c0
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| 64 | #endif
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| 65 | #ifndef GL_TEXTURE1
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| 66 | # define GL_TEXTURE1 0x84c1
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| 67 | #endif
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| 68 | #ifndef GL_MAX_TEXTURE_COORDS
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| 69 | # define GL_MAX_TEXTURE_COORDS 0x8871
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| 70 | #endif
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| 71 | #ifndef GL_MAX_TEXTURE_IMAGE_UNITS
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| 72 | # define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
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| 73 | #endif
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| 74 |
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| 75 | #ifndef APIENTRY
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| 76 | # define APIENTRY
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| 77 | #endif
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| 78 |
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| 79 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_ACTIVE_TEXTURE) (GLenum texture);
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| 80 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2I) (GLenum texture, GLint v0, GLint v1);
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| 81 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2F) (GLenum texture, GLfloat v0, GLfloat v1);
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| 82 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2D) (GLenum texture, GLdouble v0, GLdouble v1);
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| 83 |
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| 84 | /* GL_ARB_texture_rectangle */
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| 85 | #ifndef GL_TEXTURE_RECTANGLE
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| 86 | # define GL_TEXTURE_RECTANGLE 0x84F5
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| 87 | #endif
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| 88 |
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| 89 | /* GL_ARB_shader_objects */
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| 90 | /* GL_ARB_fragment_shader */
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| 91 |
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| 92 | typedef GLuint (APIENTRY *PFNVBOXVHWA_CREATE_SHADER) (GLenum type);
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| 93 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_SHADER_SOURCE) (GLuint shader, GLsizei count, const GLchar **string, const GLint *length);
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| 94 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_COMPILE_SHADER) (GLuint shader);
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| 95 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_SHADER) (GLuint shader);
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| 96 |
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| 97 | typedef GLuint (APIENTRY *PFNVBOXVHWA_CREATE_PROGRAM) ();
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| 98 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_ATTACH_SHADER) (GLuint program, GLuint shader);
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| 99 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_DETACH_SHADER) (GLuint program, GLuint shader);
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| 100 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_LINK_PROGRAM) (GLuint program);
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| 101 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_USE_PROGRAM) (GLuint program);
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| 102 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_PROGRAM) (GLuint program);
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| 103 |
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| 104 | typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_SHADER) (GLuint shader);
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| 105 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_SHADERIV) (GLuint shader, GLenum pname, GLint *params);
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| 106 | typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_PROGRAM) (GLuint program);
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| 107 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_PROGRAMIV) (GLuint program, GLenum pname, GLint *params);
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| 108 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_ATTACHED_SHADERS) (GLuint program, GLsizei maxCount, GLsizei *count, GLuint *shaders);
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| 109 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_SHADER_INFO_LOG) (GLuint shader, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
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| 110 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_PROGRAM_INFO_LOG) (GLuint program, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
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| 111 | typedef GLint (APIENTRY *PFNVBOXVHWA_GET_UNIFORM_LOCATION) (GLint programObj, const GLchar *name);
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| 112 |
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| 113 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM1F)(GLint location, GLfloat v0);
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| 114 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM2F)(GLint location, GLfloat v0, GLfloat v1);
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| 115 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM3F)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
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| 116 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM4F)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
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| 117 |
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| 118 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM1I)(GLint location, GLint v0);
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| 119 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM2I)(GLint location, GLint v0, GLint v1);
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| 120 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM3I)(GLint location, GLint v0, GLint v1, GLint v2);
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| 121 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM4I)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
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| 122 |
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| 123 | /* GL_ARB_pixel_buffer_object*/
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| 124 | #ifndef Q_WS_MAC
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| 125 | /* apears to be defined on mac */
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| 126 | typedef ptrdiff_t GLsizeiptr;
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| 127 | #endif
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| 128 |
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| 129 | #ifndef GL_READ_ONLY
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| 130 | # define GL_READ_ONLY 0x88B8
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| 131 | #endif
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| 132 | #ifndef GL_WRITE_ONLY
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| 133 | # define GL_WRITE_ONLY 0x88B9
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| 134 | #endif
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| 135 | #ifndef GL_READ_WRITE
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| 136 | # define GL_READ_WRITE 0x88BA
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| 137 | #endif
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| 138 | #ifndef GL_STREAM_DRAW
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| 139 | # define GL_STREAM_DRAW 0x88E0
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| 140 | #endif
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| 141 | #ifndef GL_STREAM_READ
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| 142 | # define GL_STREAM_READ 0x88E1
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| 143 | #endif
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| 144 | #ifndef GL_STREAM_COPY
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| 145 | # define GL_STREAM_COPY 0x88E2
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| 146 | #endif
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| 147 | #ifndef GL_DYNAMIC_DRAW
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| 148 | # define GL_DYNAMIC_DRAW 0x88E8
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| 149 | #endif
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| 150 |
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| 151 | #ifndef GL_PIXEL_PACK_BUFFER
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| 152 | # define GL_PIXEL_PACK_BUFFER 0x88EB
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| 153 | #endif
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| 154 | #ifndef GL_PIXEL_UNPACK_BUFFER
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| 155 | # define GL_PIXEL_UNPACK_BUFFER 0x88EC
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| 156 | #endif
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| 157 | #ifndef GL_PIXEL_PACK_BUFFER_BINDING
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| 158 | # define GL_PIXEL_PACK_BUFFER_BINDING 0x88ED
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| 159 | #endif
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| 160 | #ifndef GL_PIXEL_UNPACK_BUFFER_BINDING
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| 161 | # define GL_PIXEL_UNPACK_BUFFER_BINDING 0x88EF
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| 162 | #endif
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| 163 |
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| 164 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GEN_BUFFERS)(GLsizei n, GLuint *buffers);
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| 165 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_BUFFERS)(GLsizei n, const GLuint *buffers);
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| 166 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_BIND_BUFFER)(GLenum target, GLuint buffer);
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| 167 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_BUFFER_DATA)(GLenum target, GLsizeiptr size, const GLvoid *data, GLenum usage);
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| 168 | typedef GLvoid* (APIENTRY *PFNVBOXVHWA_MAP_BUFFER)(GLenum target, GLenum access);
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| 169 | typedef GLboolean (APIENTRY *PFNVBOXVHWA_UNMAP_BUFFER)(GLenum target);
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| 170 |
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| 171 | /* GL_EXT_framebuffer_object */
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| 172 | #ifndef GL_FRAMEBUFFER
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| 173 | # define GL_FRAMEBUFFER 0x8D40
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| 174 | #endif
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| 175 | #ifndef GL_COLOR_ATTACHMENT0
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| 176 | # define GL_COLOR_ATTACHMENT0 0x8CE0
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| 177 | #endif
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| 178 |
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| 179 | typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_FRAMEBUFFER)(GLuint framebuffer);
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| 180 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_BIND_FRAMEBUFFER)(GLenum target, GLuint framebuffer);
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| 181 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_FRAMEBUFFERS)(GLsizei n, const GLuint *framebuffers);
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| 182 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GEN_FRAMEBUFFERS)(GLsizei n, GLuint *framebuffers);
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| 183 | typedef GLenum (APIENTRY *PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS)(GLenum target);
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| 184 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
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| 185 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
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| 186 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
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| 187 | typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV)(GLenum target, GLenum attachment, GLenum pname, GLint *params);
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| 188 |
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| 189 |
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| 190 | /*****************/
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| 191 |
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| 192 | /* functions */
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| 193 |
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| 194 | /* @todo: move those to VBoxGLInfo class instance members ??? */
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| 195 | extern PFNVBOXVHWA_ACTIVE_TEXTURE vboxglActiveTexture;
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| 196 | extern PFNVBOXVHWA_MULTI_TEX_COORD2I vboxglMultiTexCoord2i;
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| 197 | extern PFNVBOXVHWA_MULTI_TEX_COORD2D vboxglMultiTexCoord2d;
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| 198 | extern PFNVBOXVHWA_MULTI_TEX_COORD2F vboxglMultiTexCoord2f;
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| 199 |
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| 200 |
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| 201 | extern PFNVBOXVHWA_CREATE_SHADER vboxglCreateShader;
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| 202 | extern PFNVBOXVHWA_SHADER_SOURCE vboxglShaderSource;
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| 203 | extern PFNVBOXVHWA_COMPILE_SHADER vboxglCompileShader;
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| 204 | extern PFNVBOXVHWA_DELETE_SHADER vboxglDeleteShader;
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| 205 |
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| 206 | extern PFNVBOXVHWA_CREATE_PROGRAM vboxglCreateProgram;
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| 207 | extern PFNVBOXVHWA_ATTACH_SHADER vboxglAttachShader;
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| 208 | extern PFNVBOXVHWA_DETACH_SHADER vboxglDetachShader;
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| 209 | extern PFNVBOXVHWA_LINK_PROGRAM vboxglLinkProgram;
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| 210 | extern PFNVBOXVHWA_USE_PROGRAM vboxglUseProgram;
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| 211 | extern PFNVBOXVHWA_DELETE_PROGRAM vboxglDeleteProgram;
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| 212 |
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| 213 | extern PFNVBOXVHWA_IS_SHADER vboxglIsShader;
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| 214 | extern PFNVBOXVHWA_GET_SHADERIV vboxglGetShaderiv;
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| 215 | extern PFNVBOXVHWA_IS_PROGRAM vboxglIsProgram;
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| 216 | extern PFNVBOXVHWA_GET_PROGRAMIV vboxglGetProgramiv;
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| 217 | extern PFNVBOXVHWA_GET_ATTACHED_SHADERS vboxglGetAttachedShaders;
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| 218 | extern PFNVBOXVHWA_GET_SHADER_INFO_LOG vboxglGetShaderInfoLog;
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| 219 | extern PFNVBOXVHWA_GET_PROGRAM_INFO_LOG vboxglGetProgramInfoLog;
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| 220 |
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| 221 | extern PFNVBOXVHWA_GET_UNIFORM_LOCATION vboxglGetUniformLocation;
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| 222 |
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| 223 | extern PFNVBOXVHWA_UNIFORM1F vboxglUniform1f;
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| 224 | extern PFNVBOXVHWA_UNIFORM2F vboxglUniform2f;
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| 225 | extern PFNVBOXVHWA_UNIFORM3F vboxglUniform3f;
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| 226 | extern PFNVBOXVHWA_UNIFORM4F vboxglUniform4f;
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| 227 |
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| 228 | extern PFNVBOXVHWA_UNIFORM1I vboxglUniform1i;
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| 229 | extern PFNVBOXVHWA_UNIFORM2I vboxglUniform2i;
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| 230 | extern PFNVBOXVHWA_UNIFORM3I vboxglUniform3i;
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| 231 | extern PFNVBOXVHWA_UNIFORM4I vboxglUniform4i;
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| 232 |
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| 233 | extern PFNVBOXVHWA_GEN_BUFFERS vboxglGenBuffers;
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| 234 | extern PFNVBOXVHWA_DELETE_BUFFERS vboxglDeleteBuffers;
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| 235 | extern PFNVBOXVHWA_BIND_BUFFER vboxglBindBuffer;
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| 236 | extern PFNVBOXVHWA_BUFFER_DATA vboxglBufferData;
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| 237 | extern PFNVBOXVHWA_MAP_BUFFER vboxglMapBuffer;
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| 238 | extern PFNVBOXVHWA_UNMAP_BUFFER vboxglUnmapBuffer;
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| 239 |
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| 240 | extern PFNVBOXVHWA_IS_FRAMEBUFFER vboxglIsFramebuffer;
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| 241 | extern PFNVBOXVHWA_BIND_FRAMEBUFFER vboxglBindFramebuffer;
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| 242 | extern PFNVBOXVHWA_DELETE_FRAMEBUFFERS vboxglDeleteFramebuffers;
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| 243 | extern PFNVBOXVHWA_GEN_FRAMEBUFFERS vboxglGenFramebuffers;
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| 244 | extern PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS vboxglCheckFramebufferStatus;
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| 245 | extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D vboxglFramebufferTexture1D;
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| 246 | extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D vboxglFramebufferTexture2D;
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| 247 | extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D vboxglFramebufferTexture3D;
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| 248 | extern PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV vboxglGetFramebufferAttachmentParameteriv;
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| 249 |
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| 250 |
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| 251 | /*
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| 252 | * Glossing over qt 5 vs 6 differences.
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| 253 | *
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| 254 | * Note! We could use the qt6 classes in 5, but we probably don't have the
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| 255 | * necessary modules in our current qt builds.
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| 256 | */
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| 257 | #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
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| 258 | class QOpenGLWidget;
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| 259 | class QOpenGLContext;
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| 260 | # define MY_QOpenGLWidget QOpenGLWidget
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| 261 | # define MY_QOpenGLContext QOpenGLContext
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| 262 | #else
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| 263 | class QGLWidget;
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| 264 | class QGLContext;
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| 265 | # define MY_QOpenGLWidget QGLWidget
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| 266 | # define MY_QOpenGLContext QGLContext
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| 267 | #endif
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| 268 |
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| 269 |
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| 270 | class VBoxGLInfo
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| 271 | {
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| 272 | public:
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| 273 | VBoxGLInfo() :
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| 274 | mGLVersion(0),
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| 275 | mFragmentShaderSupported(false),
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| 276 | mTextureRectangleSupported(false),
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| 277 | mTextureNP2Supported(false),
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| 278 | mPBOSupported(false),
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| 279 | mFBOSupported(false),
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| 280 | mMultiTexNumSupported(1), /* 1 would mean it is not supported */
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| 281 | m_GL_ARB_multitexture(false),
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| 282 | m_GL_ARB_shader_objects(false),
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| 283 | m_GL_ARB_fragment_shader(false),
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| 284 | m_GL_ARB_pixel_buffer_object(false),
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| 285 | m_GL_ARB_texture_rectangle(false),
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| 286 | m_GL_EXT_texture_rectangle(false),
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| 287 | m_GL_NV_texture_rectangle(false),
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| 288 | m_GL_ARB_texture_non_power_of_two(false),
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| 289 | m_GL_EXT_framebuffer_object(false),
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| 290 | mInitialized(false)
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| 291 | {}
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| 292 |
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| 293 | void init(const MY_QOpenGLContext *pContext);
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| 294 |
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| 295 | bool isInitialized() const { return mInitialized; }
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| 296 |
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| 297 | int getGLVersion() const { return mGLVersion; }
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| 298 | bool isFragmentShaderSupported() const { return mFragmentShaderSupported; }
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| 299 | bool isTextureRectangleSupported() const { return mTextureRectangleSupported; }
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| 300 | bool isTextureNP2Supported() const { return mTextureNP2Supported; }
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| 301 | bool isPBOSupported() const { return mPBOSupported; }
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| 302 | /* some ATI drivers do not seem to support non-zero offsets when dealing with PBOs
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| 303 | * @todo: add a check for that, always unsupported currently */
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| 304 | bool isPBOOffsetSupported() const { return false; }
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| 305 | bool isFBOSupported() const { return mFBOSupported; }
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| 306 | /* 1 would mean it is not supported */
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| 307 | int getMultiTexNumSupported() const { return mMultiTexNumSupported; }
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| 308 |
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| 309 | static int parseVersion(const GLubyte * ver);
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| 310 | private:
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| 311 | void initExtSupport(const MY_QOpenGLContext &context);
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| 312 |
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| 313 | int mGLVersion;
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| 314 | bool mFragmentShaderSupported;
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| 315 | bool mTextureRectangleSupported;
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| 316 | bool mTextureNP2Supported;
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| 317 | bool mPBOSupported;
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| 318 | bool mFBOSupported;
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| 319 | int mMultiTexNumSupported; /* 1 would mean it is not supported */
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| 320 |
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| 321 | bool m_GL_ARB_multitexture;
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| 322 | bool m_GL_ARB_shader_objects;
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| 323 | bool m_GL_ARB_fragment_shader;
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| 324 | bool m_GL_ARB_pixel_buffer_object;
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| 325 | bool m_GL_ARB_texture_rectangle;
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| 326 | bool m_GL_EXT_texture_rectangle;
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| 327 | bool m_GL_NV_texture_rectangle;
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| 328 | bool m_GL_ARB_texture_non_power_of_two;
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| 329 | bool m_GL_EXT_framebuffer_object;
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| 330 |
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| 331 | bool mInitialized;
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| 332 | };
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| 333 |
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| 334 | class VBoxGLTmpContext
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| 335 | {
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| 336 | public:
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| 337 | VBoxGLTmpContext();
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| 338 | ~VBoxGLTmpContext();
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| 339 |
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| 340 | const MY_QOpenGLContext *makeCurrent();
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| 341 | private:
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| 342 | MY_QOpenGLWidget *mWidget;
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| 343 | };
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| 344 |
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| 345 |
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| 346 | #define VBOXQGL_MAKEFOURCC(ch0, ch1, ch2, ch3) \
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| 347 | ((uint32_t)(uint8_t)(ch0) | ((uint32_t)(uint8_t)(ch1) << 8) | \
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| 348 | ((uint32_t)(uint8_t)(ch2) << 16) | ((uint32_t)(uint8_t)(ch3) << 24 ))
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| 349 |
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| 350 | #define FOURCC_AYUV VBOXQGL_MAKEFOURCC('A', 'Y', 'U', 'V')
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| 351 | #define FOURCC_UYVY VBOXQGL_MAKEFOURCC('U', 'Y', 'V', 'Y')
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| 352 | #define FOURCC_YUY2 VBOXQGL_MAKEFOURCC('Y', 'U', 'Y', '2')
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| 353 | #define FOURCC_YV12 VBOXQGL_MAKEFOURCC('Y', 'V', '1', '2')
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| 354 | #define VBOXVHWA_NUMFOURCC 4
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| 355 |
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| 356 | class VBoxVHWAInfo
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| 357 | {
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| 358 | public:
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| 359 | VBoxVHWAInfo() :
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| 360 | mFourccSupportedCount(0),
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| 361 | mInitialized(false)
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| 362 | {}
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| 363 |
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| 364 | VBoxVHWAInfo(const VBoxGLInfo & glInfo) :
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| 365 | mglInfo(glInfo),
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| 366 | mFourccSupportedCount(0),
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| 367 | mInitialized(false)
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| 368 | {}
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| 369 |
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| 370 | void init(const MY_QOpenGLContext *pContext);
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| 371 |
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| 372 | bool isInitialized() const { return mInitialized; }
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| 373 |
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| 374 | const VBoxGLInfo & getGlInfo() const { return mglInfo; }
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| 375 |
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| 376 | bool isVHWASupported() const;
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| 377 |
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| 378 | int getFourccSupportedCount() const { return mFourccSupportedCount; }
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|---|
| 379 | const uint32_t * getFourccSupportedList() const { return mFourccSupportedList; }
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| 380 |
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| 381 | static bool checkVHWASupport();
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| 382 | private:
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| 383 | VBoxGLInfo mglInfo;
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|---|
| 384 | uint32_t mFourccSupportedList[VBOXVHWA_NUMFOURCC];
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|---|
| 385 | int mFourccSupportedCount;
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|---|
| 386 |
|
|---|
| 387 | bool mInitialized;
|
|---|
| 388 | };
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|---|
| 389 |
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| 390 | #endif /* !VBOX_INCLUDED_VBoxGL2D_h */
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