diff options
Diffstat (limited to '')
| -rw-r--r-- | src/VBox/Main/src-helper-apps/OpenGLTest/VBoxGLSupportInfo.cpp | 724 |
1 files changed, 724 insertions, 0 deletions
diff --git a/src/VBox/Main/src-helper-apps/OpenGLTest/VBoxGLSupportInfo.cpp b/src/VBox/Main/src-helper-apps/OpenGLTest/VBoxGLSupportInfo.cpp new file mode 100644 index 00000000..539eba29 --- /dev/null +++ b/src/VBox/Main/src-helper-apps/OpenGLTest/VBoxGLSupportInfo.cpp @@ -0,0 +1,724 @@ +/* $Id: VBoxGLSupportInfo.cpp $ */ +/** @file + * VBox Qt GUI - OpenGL support info used for 2D support detection. + */ + +/* + * Copyright (C) 2009-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + +#ifdef RT_OS_WINDOWS +# include <iprt/win/windows.h> /* QGLWidget drags in Windows.h; -Wall forces us to use wrapper. */ +# include <iprt/stdint.h> /* QGLWidget drags in stdint.h; -Wall forces us to use wrapper. */ +#endif + +#include <QGuiApplication> /* For QT_VERSION */ +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +# include <QMainWindow> +# include <QOpenGLWidget> +# include <QOpenGLContext> +#else +# include <QGLWidget> +#endif + +#include <iprt/assert.h> +#include <iprt/log.h> +#include <iprt/env.h> +#include <iprt/param.h> +#include <iprt/path.h> +#include <iprt/process.h> +#include <iprt/string.h> +#include <iprt/time.h> +#include <iprt/thread.h> + +#include <VBox/VBoxGL2D.h> +#include "VBoxFBOverlayCommon.h" +#include <iprt/err.h> + + +/*****************/ + +/* functions */ + +PFNVBOXVHWA_ACTIVE_TEXTURE vboxglActiveTexture = NULL; +PFNVBOXVHWA_MULTI_TEX_COORD2I vboxglMultiTexCoord2i = NULL; +PFNVBOXVHWA_MULTI_TEX_COORD2D vboxglMultiTexCoord2d = NULL; +PFNVBOXVHWA_MULTI_TEX_COORD2F vboxglMultiTexCoord2f = NULL; + + +PFNVBOXVHWA_CREATE_SHADER vboxglCreateShader = NULL; +PFNVBOXVHWA_SHADER_SOURCE vboxglShaderSource = NULL; +PFNVBOXVHWA_COMPILE_SHADER vboxglCompileShader = NULL; +PFNVBOXVHWA_DELETE_SHADER vboxglDeleteShader = NULL; + +PFNVBOXVHWA_CREATE_PROGRAM vboxglCreateProgram = NULL; +PFNVBOXVHWA_ATTACH_SHADER vboxglAttachShader = NULL; +PFNVBOXVHWA_DETACH_SHADER vboxglDetachShader = NULL; +PFNVBOXVHWA_LINK_PROGRAM vboxglLinkProgram = NULL; +PFNVBOXVHWA_USE_PROGRAM vboxglUseProgram = NULL; +PFNVBOXVHWA_DELETE_PROGRAM vboxglDeleteProgram = NULL; + +PFNVBOXVHWA_IS_SHADER vboxglIsShader = NULL; +PFNVBOXVHWA_GET_SHADERIV vboxglGetShaderiv = NULL; +PFNVBOXVHWA_IS_PROGRAM vboxglIsProgram = NULL; +PFNVBOXVHWA_GET_PROGRAMIV vboxglGetProgramiv = NULL; +PFNVBOXVHWA_GET_ATTACHED_SHADERS vboxglGetAttachedShaders = NULL; +PFNVBOXVHWA_GET_SHADER_INFO_LOG vboxglGetShaderInfoLog = NULL; +PFNVBOXVHWA_GET_PROGRAM_INFO_LOG vboxglGetProgramInfoLog = NULL; + +PFNVBOXVHWA_GET_UNIFORM_LOCATION vboxglGetUniformLocation = NULL; + +PFNVBOXVHWA_UNIFORM1F vboxglUniform1f = NULL; +PFNVBOXVHWA_UNIFORM2F vboxglUniform2f = NULL; +PFNVBOXVHWA_UNIFORM3F vboxglUniform3f = NULL; +PFNVBOXVHWA_UNIFORM4F vboxglUniform4f = NULL; + +PFNVBOXVHWA_UNIFORM1I vboxglUniform1i = NULL; +PFNVBOXVHWA_UNIFORM2I vboxglUniform2i = NULL; +PFNVBOXVHWA_UNIFORM3I vboxglUniform3i = NULL; +PFNVBOXVHWA_UNIFORM4I vboxglUniform4i = NULL; + +PFNVBOXVHWA_GEN_BUFFERS vboxglGenBuffers = NULL; +PFNVBOXVHWA_DELETE_BUFFERS vboxglDeleteBuffers = NULL; +PFNVBOXVHWA_BIND_BUFFER vboxglBindBuffer = NULL; +PFNVBOXVHWA_BUFFER_DATA vboxglBufferData = NULL; +PFNVBOXVHWA_MAP_BUFFER vboxglMapBuffer = NULL; +PFNVBOXVHWA_UNMAP_BUFFER vboxglUnmapBuffer = NULL; + +PFNVBOXVHWA_IS_FRAMEBUFFER vboxglIsFramebuffer = NULL; +PFNVBOXVHWA_BIND_FRAMEBUFFER vboxglBindFramebuffer = NULL; +PFNVBOXVHWA_DELETE_FRAMEBUFFERS vboxglDeleteFramebuffers = NULL; +PFNVBOXVHWA_GEN_FRAMEBUFFERS vboxglGenFramebuffers = NULL; +PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS vboxglCheckFramebufferStatus = NULL; +PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D vboxglFramebufferTexture1D = NULL; +PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D vboxglFramebufferTexture2D = NULL; +PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D vboxglFramebufferTexture3D = NULL; +PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV vboxglGetFramebufferAttachmentParameteriv = NULL; + +#define VBOXVHWA_GETPROCADDRESS(_c, _t, _n) ((_t)(uintptr_t)(_c).getProcAddress(_n)) + +#define VBOXVHWA_PFNINIT_SAME(_c, _t, _v, _rc) \ + do { \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_v)) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function not found\n", "gl"#_v));\ + AssertBreakpoint(); \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_v"ARB")) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function not found\n", "gl"#_v"ARB"));\ + AssertBreakpoint(); \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_v"EXT")) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function not found\n", "gl"#_v"EXT"));\ + AssertBreakpoint(); \ + (_rc)++; \ + } \ + } \ + } \ + }while(0) + +#define VBOXVHWA_PFNINIT(_c, _t, _v, _f,_rc) \ + do { \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_f)) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function is not found\n", "gl"#_f));\ + AssertBreakpoint(); \ + (_rc)++; \ + } \ + }while(0) + +#define VBOXVHWA_PFNINIT_OBJECT_ARB(_c, _t, _v, _rc) \ + do { \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_v"ObjectARB")) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function is not found\n", "gl"#_v"ObjectARB"));\ + AssertBreakpoint(); \ + (_rc)++; \ + } \ + }while(0) + +#define VBOXVHWA_PFNINIT_ARB(_c, _t, _v, _rc) \ + do { \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_v"ARB")) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function is not found\n", "gl"#_v"ARB"));\ + AssertBreakpoint(); \ + (_rc)++; \ + } \ + }while(0) + +#define VBOXVHWA_PFNINIT_EXT(_c, _t, _v, _rc) \ + do { \ + if((vboxgl##_v = VBOXVHWA_GETPROCADDRESS(_c, _t, "gl"#_v"EXT")) == NULL) \ + { \ + VBOXQGLLOGREL(("ERROR: '%s' function is not found\n", "gl"#_v"EXT"));\ + AssertBreakpoint(); \ + (_rc)++; \ + } \ + }while(0) + +static int vboxVHWAGlParseSubver(const GLubyte * ver, const GLubyte ** pNext, bool bSpacePrefixAllowed) +{ + int val = 0; + + for(;;++ver) + { + if(*ver >= '0' && *ver <= '9') + { + if(!val) + { + if(*ver == '0') + continue; + } + else + { + val *= 10; + } + val += *ver - '0'; + } + else if(*ver == '.') + { + *pNext = ver+1; + break; + } + else if(*ver == '\0') + { + *pNext = NULL; + break; + } + else if(*ver == ' ' || *ver == '\t' || *ver == 0x0d || *ver == 0x0a) + { + if(bSpacePrefixAllowed) + { + if(!val) + { + continue; + } + } + + /* treat this as the end ov version string */ + *pNext = NULL; + break; + } + else + { + Assert(0); + val = -1; + break; + } + } + + return val; +} + +/* static */ +int VBoxGLInfo::parseVersion(const GLubyte * ver) +{ + int iVer = vboxVHWAGlParseSubver(ver, &ver, true); + if(iVer) + { + iVer <<= 16; + if(ver) + { + int tmp = vboxVHWAGlParseSubver(ver, &ver, false); + if(tmp >= 0) + { + iVer |= tmp << 8; + if(ver) + { + tmp = vboxVHWAGlParseSubver(ver, &ver, false); + if(tmp >= 0) + { + iVer |= tmp; + } + else + { + Assert(0); + iVer = -1; + } + } + } + else + { + Assert(0); + iVer = -1; + } + } + } + return iVer; +} + +void VBoxGLInfo::init(const MY_QOpenGLContext *pContext) +{ + if (mInitialized) + return; + + mInitialized = true; + +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) + if (!QGLFormat::hasOpenGL()) + { + VBOXQGLLOGREL (("no gl support available\n")); + return; + } +#endif + +// pContext->makeCurrent(); + + const GLubyte * str; + VBOXQGL_CHECKERR( + str = glGetString(GL_VERSION); + ); + + if (str) + { + VBOXQGLLOGREL (("gl version string: 0%s\n", str)); + + mGLVersion = parseVersion (str); + Assert(mGLVersion > 0); + if(mGLVersion < 0) + { + mGLVersion = 0; + } + else + { + VBOXQGLLOGREL (("gl version: 0x%x\n", mGLVersion)); + VBOXQGL_CHECKERR( + str = glGetString (GL_EXTENSIONS); + ); + + VBOXQGLLOGREL (("gl extensions: %s\n", str)); + + const char * pos = strstr((const char *)str, "GL_ARB_multitexture"); + m_GL_ARB_multitexture = pos != NULL; + VBOXQGLLOGREL (("GL_ARB_multitexture: %d\n", m_GL_ARB_multitexture)); + + pos = strstr((const char *)str, "GL_ARB_shader_objects"); + m_GL_ARB_shader_objects = pos != NULL; + VBOXQGLLOGREL (("GL_ARB_shader_objects: %d\n", m_GL_ARB_shader_objects)); + + pos = strstr((const char *)str, "GL_ARB_fragment_shader"); + m_GL_ARB_fragment_shader = pos != NULL; + VBOXQGLLOGREL (("GL_ARB_fragment_shader: %d\n", m_GL_ARB_fragment_shader)); + + pos = strstr((const char *)str, "GL_ARB_pixel_buffer_object"); + m_GL_ARB_pixel_buffer_object = pos != NULL; + VBOXQGLLOGREL (("GL_ARB_pixel_buffer_object: %d\n", m_GL_ARB_pixel_buffer_object)); + + pos = strstr((const char *)str, "GL_ARB_texture_rectangle"); + m_GL_ARB_texture_rectangle = pos != NULL; + VBOXQGLLOGREL (("GL_ARB_texture_rectangle: %d\n", m_GL_ARB_texture_rectangle)); + + pos = strstr((const char *)str, "GL_EXT_texture_rectangle"); + m_GL_EXT_texture_rectangle = pos != NULL; + VBOXQGLLOGREL (("GL_EXT_texture_rectangle: %d\n", m_GL_EXT_texture_rectangle)); + + pos = strstr((const char *)str, "GL_NV_texture_rectangle"); + m_GL_NV_texture_rectangle = pos != NULL; + VBOXQGLLOGREL (("GL_NV_texture_rectangle: %d\n", m_GL_NV_texture_rectangle)); + + pos = strstr((const char *)str, "GL_ARB_texture_non_power_of_two"); + m_GL_ARB_texture_non_power_of_two = pos != NULL; + VBOXQGLLOGREL (("GL_ARB_texture_non_power_of_two: %d\n", m_GL_ARB_texture_non_power_of_two)); + + pos = strstr((const char *)str, "GL_EXT_framebuffer_object"); + m_GL_EXT_framebuffer_object = pos != NULL; + VBOXQGLLOGREL (("GL_EXT_framebuffer_object: %d\n", m_GL_EXT_framebuffer_object)); + + + initExtSupport(*pContext); + } + } + else + { + VBOXQGLLOGREL (("failed to make the context current, treating as unsupported\n")); + } +} + +void VBoxGLInfo::initExtSupport(const MY_QOpenGLContext &context) +{ + int vrc = VINF_SUCCESS; + do + { + mMultiTexNumSupported = 1; /* default, 1 means not supported */ + if(mGLVersion >= 0x010201) /* ogl >= 1.2.1 */ + { + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_ACTIVE_TEXTURE, ActiveTexture, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_MULTI_TEX_COORD2I, MultiTexCoord2i, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_MULTI_TEX_COORD2D, MultiTexCoord2d, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_MULTI_TEX_COORD2F, MultiTexCoord2f, vrc); + } + else if(m_GL_ARB_multitexture) + { + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_ACTIVE_TEXTURE, ActiveTexture, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_MULTI_TEX_COORD2I, MultiTexCoord2i, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_MULTI_TEX_COORD2D, MultiTexCoord2d, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_MULTI_TEX_COORD2F, MultiTexCoord2f, vrc); + } + else + { + break; + } + + if(RT_FAILURE(vrc)) + break; + + GLint maxCoords, maxUnits; + glGetIntegerv(GL_MAX_TEXTURE_COORDS, &maxCoords); + glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &maxUnits); + + VBOXQGLLOGREL(("Max Tex Coords (%d), Img Units (%d)\n", maxCoords, maxUnits)); + /* take the minimum of those */ + if(maxUnits < maxCoords) + maxCoords = maxUnits; + if(maxUnits < 2) + { + VBOXQGLLOGREL(("Max Tex Coord or Img Units < 2 disabling MultiTex support\n")); + break; + } + + mMultiTexNumSupported = maxUnits; + }while(0); + + + do + { + vrc = 0; + mPBOSupported = false; + + if(m_GL_ARB_pixel_buffer_object) + { + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_GEN_BUFFERS, GenBuffers, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_DELETE_BUFFERS, DeleteBuffers, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_BIND_BUFFER, BindBuffer, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_BUFFER_DATA, BufferData, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_MAP_BUFFER, MapBuffer, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNMAP_BUFFER, UnmapBuffer, vrc); + } + else + { + break; + } + + if(RT_FAILURE(vrc)) + break; + + mPBOSupported = true; + } while(0); + + do + { + vrc = 0; + mFragmentShaderSupported = false; + + if(mGLVersion >= 0x020000) /* if ogl >= 2.0*/ + { + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_CREATE_SHADER, CreateShader, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_SHADER_SOURCE, ShaderSource, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_COMPILE_SHADER, CompileShader, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_DELETE_SHADER, DeleteShader, vrc); + + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_CREATE_PROGRAM, CreateProgram, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_ATTACH_SHADER, AttachShader, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_DETACH_SHADER, DetachShader, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_LINK_PROGRAM, LinkProgram, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_USE_PROGRAM, UseProgram, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_DELETE_PROGRAM, DeleteProgram, vrc); + + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_IS_SHADER, IsShader, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_GET_SHADERIV, GetShaderiv, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_IS_PROGRAM, IsProgram, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_GET_PROGRAMIV, GetProgramiv, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_GET_ATTACHED_SHADERS, GetAttachedShaders, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_GET_SHADER_INFO_LOG, GetShaderInfoLog, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_GET_PROGRAM_INFO_LOG, GetProgramInfoLog, vrc); + + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_GET_UNIFORM_LOCATION, GetUniformLocation, vrc); + + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM1F, Uniform1f, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM2F, Uniform2f, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM3F, Uniform3f, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM4F, Uniform4f, vrc); + + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM1I, Uniform1i, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM2I, Uniform2i, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM3I, Uniform3i, vrc); + VBOXVHWA_PFNINIT_SAME(context, PFNVBOXVHWA_UNIFORM4I, Uniform4i, vrc); + } + else if(m_GL_ARB_shader_objects && m_GL_ARB_fragment_shader) + { + VBOXVHWA_PFNINIT_OBJECT_ARB(context, PFNVBOXVHWA_CREATE_SHADER, CreateShader, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_SHADER_SOURCE, ShaderSource, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_COMPILE_SHADER, CompileShader, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_DELETE_SHADER, DeleteShader, DeleteObjectARB, vrc); + + VBOXVHWA_PFNINIT_OBJECT_ARB(context, PFNVBOXVHWA_CREATE_PROGRAM, CreateProgram, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_ATTACH_SHADER, AttachShader, AttachObjectARB, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_DETACH_SHADER, DetachShader, DetachObjectARB, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_LINK_PROGRAM, LinkProgram, vrc); + VBOXVHWA_PFNINIT_OBJECT_ARB(context, PFNVBOXVHWA_USE_PROGRAM, UseProgram, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_DELETE_PROGRAM, DeleteProgram, DeleteObjectARB, vrc); + + /// @todo VBOXVHWA_PFNINIT(PFNVBOXVHWA_IS_SHADER, IsShader, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_GET_SHADERIV, GetShaderiv, GetObjectParameterivARB, vrc); + /// @todo VBOXVHWA_PFNINIT(PFNVBOXVHWA_IS_PROGRAM, IsProgram, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_GET_PROGRAMIV, GetProgramiv, GetObjectParameterivARB, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_GET_ATTACHED_SHADERS, GetAttachedShaders, GetAttachedObjectsARB, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_GET_SHADER_INFO_LOG, GetShaderInfoLog, GetInfoLogARB, vrc); + VBOXVHWA_PFNINIT(context, PFNVBOXVHWA_GET_PROGRAM_INFO_LOG, GetProgramInfoLog, GetInfoLogARB, vrc); + + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_GET_UNIFORM_LOCATION, GetUniformLocation, vrc); + + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM1F, Uniform1f, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM2F, Uniform2f, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM3F, Uniform3f, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM4F, Uniform4f, vrc); + + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM1I, Uniform1i, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM2I, Uniform2i, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM3I, Uniform3i, vrc); + VBOXVHWA_PFNINIT_ARB(context, PFNVBOXVHWA_UNIFORM4I, Uniform4i, vrc); + } + else + { + break; + } + + if(RT_FAILURE(vrc)) + break; + + mFragmentShaderSupported = true; + } while(0); + + do + { + vrc = 0; + mFBOSupported = false; + + if(m_GL_EXT_framebuffer_object) + { + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_IS_FRAMEBUFFER, IsFramebuffer, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_BIND_FRAMEBUFFER, BindFramebuffer, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_DELETE_FRAMEBUFFERS, DeleteFramebuffers, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_GEN_FRAMEBUFFERS, GenFramebuffers, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS, CheckFramebufferStatus, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D, FramebufferTexture1D, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D, FramebufferTexture2D, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D, FramebufferTexture3D, vrc); + VBOXVHWA_PFNINIT_EXT(context, PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV, GetFramebufferAttachmentParameteriv, vrc); + } + else + { + break; + } + + if(RT_FAILURE(vrc)) + break; + + mFBOSupported = true; + } while(0); + + if(m_GL_ARB_texture_rectangle || m_GL_EXT_texture_rectangle || m_GL_NV_texture_rectangle) + { + mTextureRectangleSupported = true; + } + else + { + mTextureRectangleSupported = false; + } + + mTextureNP2Supported = m_GL_ARB_texture_non_power_of_two; +} + +void VBoxVHWAInfo::init(const MY_QOpenGLContext *pContext) +{ + if(mInitialized) + return; + + mInitialized = true; + + mglInfo.init(pContext); + + if(mglInfo.isFragmentShaderSupported() && mglInfo.isTextureRectangleSupported()) + { + uint32_t num = 0; + mFourccSupportedList[num++] = FOURCC_AYUV; + mFourccSupportedList[num++] = FOURCC_UYVY; + mFourccSupportedList[num++] = FOURCC_YUY2; + if(mglInfo.getMultiTexNumSupported() >= 4) + { + /* YV12 currently requires 3 units (for each color component) + * + 1 unit for dst texture for color-keying + 3 units for each color component + * TODO: we could store YV12 data in one texture to eliminate this requirement*/ + mFourccSupportedList[num++] = FOURCC_YV12; + } + + Assert(num <= VBOXVHWA_NUMFOURCC); + mFourccSupportedCount = num; + } + else + { + mFourccSupportedCount = 0; + } +} + +bool VBoxVHWAInfo::isVHWASupported() const +{ + if(mglInfo.getGLVersion() <= 0) + { + /* error occurred while gl info initialization */ + VBOXQGLLOGREL(("2D not supported: gl version info not initialized properly\n")); + return false; + } + +#ifndef DEBUGVHWASTRICT + /* in case we do not support shaders & multitexturing we can not support dst colorkey, + * no sense to report Video Acceleration supported */ + if(!mglInfo.isFragmentShaderSupported()) + { + VBOXQGLLOGREL(("2D not supported: fragment shader unsupported\n")); + return false; + } +#endif + if(mglInfo.getMultiTexNumSupported() < 2) + { + VBOXQGLLOGREL(("2D not supported: multitexture unsupported\n")); + return false; + } + + /* color conversion now supported only GL_TEXTURE_RECTANGLE + * in this case only stretching is accelerated + * report as unsupported, TODO: probably should report as supported for stretch acceleration */ + if(!mglInfo.isTextureRectangleSupported()) + { + VBOXQGLLOGREL(("2D not supported: texture rectangle unsupported\n")); + return false; + } + + VBOXQGLLOGREL(("2D is supported!\n")); + return true; +} + +/* static */ +bool VBoxVHWAInfo::checkVHWASupport() +{ +#if defined(RT_OS_WINDOWS) || defined(RT_OS_LINUX) || defined(RT_OS_FREEBSD) + static char pszVBoxPath[RTPATH_MAX]; + const char *papszArgs[] = { NULL, "-test", "2D", NULL}; + + int vrc = RTPathExecDir(pszVBoxPath, RTPATH_MAX); AssertRCReturn(vrc, false); +# if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2) + vrc = RTPathAppend(pszVBoxPath, RTPATH_MAX, "VBoxTestOGL.exe"); +# else + vrc = RTPathAppend(pszVBoxPath, RTPATH_MAX, "VBoxTestOGL"); +# endif + papszArgs[0] = pszVBoxPath; /* argv[0] */ + AssertRCReturn(vrc, false); + + RTPROCESS Process; + vrc = RTProcCreate(pszVBoxPath, papszArgs, RTENV_DEFAULT, 0, &Process); + if (RT_FAILURE(vrc)) + { + VBOXQGLLOGREL(("2D support test failed: failed to create a test process\n")); + return false; + } + + uint64_t const StartTS = RTTimeMilliTS(); + + RTPROCSTATUS ProcStatus = {0}; + while (1) + { + vrc = RTProcWait(Process, RTPROCWAIT_FLAGS_NOBLOCK, &ProcStatus); + if (vrc != VERR_PROCESS_RUNNING) + break; + + if (RTTimeMilliTS() - StartTS > 30*1000 /* 30 sec */) + { + RTProcTerminate(Process); + RTThreadSleep(100); + RTProcWait(Process, RTPROCWAIT_FLAGS_NOBLOCK, &ProcStatus); + VBOXQGLLOGREL(("2D support test failed: the test did not complete within 30 sec\n")); + return false; + } + RTThreadSleep(100); + } + + if (RT_SUCCESS(vrc)) + { + if ((ProcStatus.enmReason==RTPROCEXITREASON_NORMAL) && (ProcStatus.iStatus==0)) + { + VBOXQGLLOGREL(("2D support test succeeded\n")); + return true; + } + } + + VBOXQGLLOGREL(("2D support test failed: err code (%Rra)\n", vrc)); + + return false; +#else + /** @todo test & enable external app approach*/ + VBoxGLTmpContext ctx; + const MY_QOpenGLContext *pContext = ctx.makeCurrent(); + Assert(pContext); + if (pContext) + { + VBoxVHWAInfo info; + info.init(pContext); + return info.isVHWASupported(); + } + return false; +#endif +} + +VBoxGLTmpContext::VBoxGLTmpContext() +{ +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) + mWidget = new MY_QOpenGLWidget(/*new QMainWindow()*/); +#else + if (QGLFormat::hasOpenGL()) + mWidget = new MY_QOpenGLWidget(); + else + mWidget = NULL; +#endif +} + +VBoxGLTmpContext::~VBoxGLTmpContext() +{ + if (mWidget) + { + delete mWidget; + mWidget = NULL; + } +} + +const MY_QOpenGLContext *VBoxGLTmpContext::makeCurrent() +{ + if (mWidget) + { +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) + mWidget->grabFramebuffer(); /* This is a hack to trigger GL initialization or context() will return NULL. */ +#endif + mWidget->makeCurrent(); + return mWidget->context(); + } + return NULL; +} + |