VirtualBox

source: vbox/trunk/include/VBox/VBoxGL2D.h@ 99841

Last change on this file since 99841 was 99834, checked in by vboxsync, 21 months ago

OpenGLTest: bugref:10450: Adding missed include to be able to build with Qt6 later.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id Revision
File size: 14.7 KB
Line 
1/** @file
2 *
3 * VBox frontends: Qt GUI ("VirtualBox"):
4 * OpenGL support info used for 2D support detection
5 */
6
7/*
8 * Copyright (C) 2009-2023 Oracle and/or its affiliates.
9 *
10 * This file is part of VirtualBox base platform packages, as
11 * available from https://www.virtualbox.org.
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation, in version 3 of the
16 * License.
17 *
18 * This program is distributed in the hope that it will be useful, but
19 * WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 * General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, see <https://www.gnu.org/licenses>.
25 *
26 * The contents of this file may alternatively be used under the terms
27 * of the Common Development and Distribution License Version 1.0
28 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
29 * in the VirtualBox distribution, in which case the provisions of the
30 * CDDL are applicable instead of those of the GPL.
31 *
32 * You may elect to license modified versions of this file under the
33 * terms and conditions of either the GPL or the CDDL or both.
34 *
35 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
36 */
37
38#ifndef VBOX_INCLUDED_VBoxGL2D_h
39#define VBOX_INCLUDED_VBoxGL2D_h
40#ifndef RT_WITHOUT_PRAGMA_ONCE
41# pragma once
42#endif
43
44#if defined(VBOX_IS_QT6_OR_LATER) && defined(RT_OS_WINDOWS)
45// Qt6 has this included no more, adding ourselves:
46# include <GL/gl.h>
47#endif /* VBOX_IS_QT6_OR_LATER && RT_OS_WINDOWS */
48
49#include <iprt/types.h>
50
51typedef char GLchar;
52
53#ifndef GL_COMPILE_STATUS
54# define GL_COMPILE_STATUS 0x8b81
55#endif
56#ifndef GL_LINK_STATUS
57# define GL_LINK_STATUS 0x8b82
58#endif
59#ifndef GL_FRAGMENT_SHADER
60# define GL_FRAGMENT_SHADER 0x8b30
61#endif
62#ifndef GL_VERTEX_SHADER
63# define GL_VERTEX_SHADER 0x8b31
64#endif
65
66/* GL_ARB_multitexture */
67#ifndef GL_TEXTURE0
68# define GL_TEXTURE0 0x84c0
69#endif
70#ifndef GL_TEXTURE1
71# define GL_TEXTURE1 0x84c1
72#endif
73#ifndef GL_MAX_TEXTURE_COORDS
74# define GL_MAX_TEXTURE_COORDS 0x8871
75#endif
76#ifndef GL_MAX_TEXTURE_IMAGE_UNITS
77# define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
78#endif
79
80#ifndef APIENTRY
81# define APIENTRY
82#endif
83
84typedef GLvoid (APIENTRY *PFNVBOXVHWA_ACTIVE_TEXTURE) (GLenum texture);
85typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2I) (GLenum texture, GLint v0, GLint v1);
86typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2F) (GLenum texture, GLfloat v0, GLfloat v1);
87typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2D) (GLenum texture, GLdouble v0, GLdouble v1);
88
89/* GL_ARB_texture_rectangle */
90#ifndef GL_TEXTURE_RECTANGLE
91# define GL_TEXTURE_RECTANGLE 0x84F5
92#endif
93
94/* GL_ARB_shader_objects */
95/* GL_ARB_fragment_shader */
96
97typedef GLuint (APIENTRY *PFNVBOXVHWA_CREATE_SHADER) (GLenum type);
98typedef GLvoid (APIENTRY *PFNVBOXVHWA_SHADER_SOURCE) (GLuint shader, GLsizei count, const GLchar **string, const GLint *length);
99typedef GLvoid (APIENTRY *PFNVBOXVHWA_COMPILE_SHADER) (GLuint shader);
100typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_SHADER) (GLuint shader);
101
102typedef GLuint (APIENTRY *PFNVBOXVHWA_CREATE_PROGRAM) ();
103typedef GLvoid (APIENTRY *PFNVBOXVHWA_ATTACH_SHADER) (GLuint program, GLuint shader);
104typedef GLvoid (APIENTRY *PFNVBOXVHWA_DETACH_SHADER) (GLuint program, GLuint shader);
105typedef GLvoid (APIENTRY *PFNVBOXVHWA_LINK_PROGRAM) (GLuint program);
106typedef GLvoid (APIENTRY *PFNVBOXVHWA_USE_PROGRAM) (GLuint program);
107typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_PROGRAM) (GLuint program);
108
109typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_SHADER) (GLuint shader);
110typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_SHADERIV) (GLuint shader, GLenum pname, GLint *params);
111typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_PROGRAM) (GLuint program);
112typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_PROGRAMIV) (GLuint program, GLenum pname, GLint *params);
113typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_ATTACHED_SHADERS) (GLuint program, GLsizei maxCount, GLsizei *count, GLuint *shaders);
114typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_SHADER_INFO_LOG) (GLuint shader, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
115typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_PROGRAM_INFO_LOG) (GLuint program, GLsizei bufSize, GLsizei *length, GLchar *infoLog);
116typedef GLint (APIENTRY *PFNVBOXVHWA_GET_UNIFORM_LOCATION) (GLint programObj, const GLchar *name);
117
118typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM1F)(GLint location, GLfloat v0);
119typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM2F)(GLint location, GLfloat v0, GLfloat v1);
120typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM3F)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
121typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM4F)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
122
123typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM1I)(GLint location, GLint v0);
124typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM2I)(GLint location, GLint v0, GLint v1);
125typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM3I)(GLint location, GLint v0, GLint v1, GLint v2);
126typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM4I)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
127
128/* GL_ARB_pixel_buffer_object*/
129#ifndef Q_WS_MAC
130/* apears to be defined on mac */
131typedef ptrdiff_t GLsizeiptr;
132#endif
133
134#ifndef GL_READ_ONLY
135# define GL_READ_ONLY 0x88B8
136#endif
137#ifndef GL_WRITE_ONLY
138# define GL_WRITE_ONLY 0x88B9
139#endif
140#ifndef GL_READ_WRITE
141# define GL_READ_WRITE 0x88BA
142#endif
143#ifndef GL_STREAM_DRAW
144# define GL_STREAM_DRAW 0x88E0
145#endif
146#ifndef GL_STREAM_READ
147# define GL_STREAM_READ 0x88E1
148#endif
149#ifndef GL_STREAM_COPY
150# define GL_STREAM_COPY 0x88E2
151#endif
152#ifndef GL_DYNAMIC_DRAW
153# define GL_DYNAMIC_DRAW 0x88E8
154#endif
155
156#ifndef GL_PIXEL_PACK_BUFFER
157# define GL_PIXEL_PACK_BUFFER 0x88EB
158#endif
159#ifndef GL_PIXEL_UNPACK_BUFFER
160# define GL_PIXEL_UNPACK_BUFFER 0x88EC
161#endif
162#ifndef GL_PIXEL_PACK_BUFFER_BINDING
163# define GL_PIXEL_PACK_BUFFER_BINDING 0x88ED
164#endif
165#ifndef GL_PIXEL_UNPACK_BUFFER_BINDING
166# define GL_PIXEL_UNPACK_BUFFER_BINDING 0x88EF
167#endif
168
169typedef GLvoid (APIENTRY *PFNVBOXVHWA_GEN_BUFFERS)(GLsizei n, GLuint *buffers);
170typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_BUFFERS)(GLsizei n, const GLuint *buffers);
171typedef GLvoid (APIENTRY *PFNVBOXVHWA_BIND_BUFFER)(GLenum target, GLuint buffer);
172typedef GLvoid (APIENTRY *PFNVBOXVHWA_BUFFER_DATA)(GLenum target, GLsizeiptr size, const GLvoid *data, GLenum usage);
173typedef GLvoid* (APIENTRY *PFNVBOXVHWA_MAP_BUFFER)(GLenum target, GLenum access);
174typedef GLboolean (APIENTRY *PFNVBOXVHWA_UNMAP_BUFFER)(GLenum target);
175
176/* GL_EXT_framebuffer_object */
177#ifndef GL_FRAMEBUFFER
178# define GL_FRAMEBUFFER 0x8D40
179#endif
180#ifndef GL_COLOR_ATTACHMENT0
181# define GL_COLOR_ATTACHMENT0 0x8CE0
182#endif
183
184typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_FRAMEBUFFER)(GLuint framebuffer);
185typedef GLvoid (APIENTRY *PFNVBOXVHWA_BIND_FRAMEBUFFER)(GLenum target, GLuint framebuffer);
186typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_FRAMEBUFFERS)(GLsizei n, const GLuint *framebuffers);
187typedef GLvoid (APIENTRY *PFNVBOXVHWA_GEN_FRAMEBUFFERS)(GLsizei n, GLuint *framebuffers);
188typedef GLenum (APIENTRY *PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS)(GLenum target);
189typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
190typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
191typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
192typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV)(GLenum target, GLenum attachment, GLenum pname, GLint *params);
193
194
195/*****************/
196
197/* functions */
198
199/* @todo: move those to VBoxGLInfo class instance members ??? */
200extern PFNVBOXVHWA_ACTIVE_TEXTURE vboxglActiveTexture;
201extern PFNVBOXVHWA_MULTI_TEX_COORD2I vboxglMultiTexCoord2i;
202extern PFNVBOXVHWA_MULTI_TEX_COORD2D vboxglMultiTexCoord2d;
203extern PFNVBOXVHWA_MULTI_TEX_COORD2F vboxglMultiTexCoord2f;
204
205
206extern PFNVBOXVHWA_CREATE_SHADER vboxglCreateShader;
207extern PFNVBOXVHWA_SHADER_SOURCE vboxglShaderSource;
208extern PFNVBOXVHWA_COMPILE_SHADER vboxglCompileShader;
209extern PFNVBOXVHWA_DELETE_SHADER vboxglDeleteShader;
210
211extern PFNVBOXVHWA_CREATE_PROGRAM vboxglCreateProgram;
212extern PFNVBOXVHWA_ATTACH_SHADER vboxglAttachShader;
213extern PFNVBOXVHWA_DETACH_SHADER vboxglDetachShader;
214extern PFNVBOXVHWA_LINK_PROGRAM vboxglLinkProgram;
215extern PFNVBOXVHWA_USE_PROGRAM vboxglUseProgram;
216extern PFNVBOXVHWA_DELETE_PROGRAM vboxglDeleteProgram;
217
218extern PFNVBOXVHWA_IS_SHADER vboxglIsShader;
219extern PFNVBOXVHWA_GET_SHADERIV vboxglGetShaderiv;
220extern PFNVBOXVHWA_IS_PROGRAM vboxglIsProgram;
221extern PFNVBOXVHWA_GET_PROGRAMIV vboxglGetProgramiv;
222extern PFNVBOXVHWA_GET_ATTACHED_SHADERS vboxglGetAttachedShaders;
223extern PFNVBOXVHWA_GET_SHADER_INFO_LOG vboxglGetShaderInfoLog;
224extern PFNVBOXVHWA_GET_PROGRAM_INFO_LOG vboxglGetProgramInfoLog;
225
226extern PFNVBOXVHWA_GET_UNIFORM_LOCATION vboxglGetUniformLocation;
227
228extern PFNVBOXVHWA_UNIFORM1F vboxglUniform1f;
229extern PFNVBOXVHWA_UNIFORM2F vboxglUniform2f;
230extern PFNVBOXVHWA_UNIFORM3F vboxglUniform3f;
231extern PFNVBOXVHWA_UNIFORM4F vboxglUniform4f;
232
233extern PFNVBOXVHWA_UNIFORM1I vboxglUniform1i;
234extern PFNVBOXVHWA_UNIFORM2I vboxglUniform2i;
235extern PFNVBOXVHWA_UNIFORM3I vboxglUniform3i;
236extern PFNVBOXVHWA_UNIFORM4I vboxglUniform4i;
237
238extern PFNVBOXVHWA_GEN_BUFFERS vboxglGenBuffers;
239extern PFNVBOXVHWA_DELETE_BUFFERS vboxglDeleteBuffers;
240extern PFNVBOXVHWA_BIND_BUFFER vboxglBindBuffer;
241extern PFNVBOXVHWA_BUFFER_DATA vboxglBufferData;
242extern PFNVBOXVHWA_MAP_BUFFER vboxglMapBuffer;
243extern PFNVBOXVHWA_UNMAP_BUFFER vboxglUnmapBuffer;
244
245extern PFNVBOXVHWA_IS_FRAMEBUFFER vboxglIsFramebuffer;
246extern PFNVBOXVHWA_BIND_FRAMEBUFFER vboxglBindFramebuffer;
247extern PFNVBOXVHWA_DELETE_FRAMEBUFFERS vboxglDeleteFramebuffers;
248extern PFNVBOXVHWA_GEN_FRAMEBUFFERS vboxglGenFramebuffers;
249extern PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS vboxglCheckFramebufferStatus;
250extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D vboxglFramebufferTexture1D;
251extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D vboxglFramebufferTexture2D;
252extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D vboxglFramebufferTexture3D;
253extern PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV vboxglGetFramebufferAttachmentParameteriv;
254
255
256/*
257 * Glossing over qt 5 vs 6 differences.
258 *
259 * Note! We could use the qt6 classes in 5, but we probably don't have the
260 * necessary modules in our current qt builds.
261 */
262#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
263class QOpenGLWidget;
264class QOpenGLContext;
265# define MY_QOpenGLWidget QOpenGLWidget
266# define MY_QOpenGLContext QOpenGLContext
267#else
268class QGLWidget;
269class QGLContext;
270# define MY_QOpenGLWidget QGLWidget
271# define MY_QOpenGLContext QGLContext
272#endif
273
274
275class VBoxGLInfo
276{
277public:
278 VBoxGLInfo() :
279 mGLVersion(0),
280 mFragmentShaderSupported(false),
281 mTextureRectangleSupported(false),
282 mTextureNP2Supported(false),
283 mPBOSupported(false),
284 mFBOSupported(false),
285 mMultiTexNumSupported(1), /* 1 would mean it is not supported */
286 m_GL_ARB_multitexture(false),
287 m_GL_ARB_shader_objects(false),
288 m_GL_ARB_fragment_shader(false),
289 m_GL_ARB_pixel_buffer_object(false),
290 m_GL_ARB_texture_rectangle(false),
291 m_GL_EXT_texture_rectangle(false),
292 m_GL_NV_texture_rectangle(false),
293 m_GL_ARB_texture_non_power_of_two(false),
294 m_GL_EXT_framebuffer_object(false),
295 mInitialized(false)
296 {}
297
298 void init(const MY_QOpenGLContext *pContext);
299
300 bool isInitialized() const { return mInitialized; }
301
302 int getGLVersion() const { return mGLVersion; }
303 bool isFragmentShaderSupported() const { return mFragmentShaderSupported; }
304 bool isTextureRectangleSupported() const { return mTextureRectangleSupported; }
305 bool isTextureNP2Supported() const { return mTextureNP2Supported; }
306 bool isPBOSupported() const { return mPBOSupported; }
307 /* some ATI drivers do not seem to support non-zero offsets when dealing with PBOs
308 * @todo: add a check for that, always unsupported currently */
309 bool isPBOOffsetSupported() const { return false; }
310 bool isFBOSupported() const { return mFBOSupported; }
311 /* 1 would mean it is not supported */
312 int getMultiTexNumSupported() const { return mMultiTexNumSupported; }
313
314 static int parseVersion(const GLubyte * ver);
315private:
316 void initExtSupport(const MY_QOpenGLContext &context);
317
318 int mGLVersion;
319 bool mFragmentShaderSupported;
320 bool mTextureRectangleSupported;
321 bool mTextureNP2Supported;
322 bool mPBOSupported;
323 bool mFBOSupported;
324 int mMultiTexNumSupported; /* 1 would mean it is not supported */
325
326 bool m_GL_ARB_multitexture;
327 bool m_GL_ARB_shader_objects;
328 bool m_GL_ARB_fragment_shader;
329 bool m_GL_ARB_pixel_buffer_object;
330 bool m_GL_ARB_texture_rectangle;
331 bool m_GL_EXT_texture_rectangle;
332 bool m_GL_NV_texture_rectangle;
333 bool m_GL_ARB_texture_non_power_of_two;
334 bool m_GL_EXT_framebuffer_object;
335
336 bool mInitialized;
337};
338
339class VBoxGLTmpContext
340{
341public:
342 VBoxGLTmpContext();
343 ~VBoxGLTmpContext();
344
345 const MY_QOpenGLContext *makeCurrent();
346private:
347 MY_QOpenGLWidget *mWidget;
348};
349
350
351#define VBOXQGL_MAKEFOURCC(ch0, ch1, ch2, ch3) \
352 ((uint32_t)(uint8_t)(ch0) | ((uint32_t)(uint8_t)(ch1) << 8) | \
353 ((uint32_t)(uint8_t)(ch2) << 16) | ((uint32_t)(uint8_t)(ch3) << 24 ))
354
355#define FOURCC_AYUV VBOXQGL_MAKEFOURCC('A', 'Y', 'U', 'V')
356#define FOURCC_UYVY VBOXQGL_MAKEFOURCC('U', 'Y', 'V', 'Y')
357#define FOURCC_YUY2 VBOXQGL_MAKEFOURCC('Y', 'U', 'Y', '2')
358#define FOURCC_YV12 VBOXQGL_MAKEFOURCC('Y', 'V', '1', '2')
359#define VBOXVHWA_NUMFOURCC 4
360
361class VBoxVHWAInfo
362{
363public:
364 VBoxVHWAInfo() :
365 mFourccSupportedCount(0),
366 mInitialized(false)
367 {}
368
369 VBoxVHWAInfo(const VBoxGLInfo & glInfo) :
370 mglInfo(glInfo),
371 mFourccSupportedCount(0),
372 mInitialized(false)
373 {}
374
375 void init(const MY_QOpenGLContext *pContext);
376
377 bool isInitialized() const { return mInitialized; }
378
379 const VBoxGLInfo & getGlInfo() const { return mglInfo; }
380
381 bool isVHWASupported() const;
382
383 int getFourccSupportedCount() const { return mFourccSupportedCount; }
384 const uint32_t * getFourccSupportedList() const { return mFourccSupportedList; }
385
386 static bool checkVHWASupport();
387private:
388 VBoxGLInfo mglInfo;
389 uint32_t mFourccSupportedList[VBOXVHWA_NUMFOURCC];
390 int mFourccSupportedCount;
391
392 bool mInitialized;
393};
394
395#endif /* !VBOX_INCLUDED_VBoxGL2D_h */
Note: See TracBrowser for help on using the repository browser.

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette