/** @file * * VBox frontends: Qt GUI ("VirtualBox"): * OpenGL support info used for 2D support detection */ /* * Copyright (C) 2009-2022 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. */ #ifndef VBOX_INCLUDED_VBoxGL2D_h #define VBOX_INCLUDED_VBoxGL2D_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #include typedef char GLchar; #ifndef GL_COMPILE_STATUS # define GL_COMPILE_STATUS 0x8b81 #endif #ifndef GL_LINK_STATUS # define GL_LINK_STATUS 0x8b82 #endif #ifndef GL_FRAGMENT_SHADER # define GL_FRAGMENT_SHADER 0x8b30 #endif #ifndef GL_VERTEX_SHADER # define GL_VERTEX_SHADER 0x8b31 #endif /* GL_ARB_multitexture */ #ifndef GL_TEXTURE0 # define GL_TEXTURE0 0x84c0 #endif #ifndef GL_TEXTURE1 # define GL_TEXTURE1 0x84c1 #endif #ifndef GL_MAX_TEXTURE_COORDS # define GL_MAX_TEXTURE_COORDS 0x8871 #endif #ifndef GL_MAX_TEXTURE_IMAGE_UNITS # define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872 #endif #ifndef APIENTRY # define APIENTRY #endif typedef GLvoid (APIENTRY *PFNVBOXVHWA_ACTIVE_TEXTURE) (GLenum texture); typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2I) (GLenum texture, GLint v0, GLint v1); typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2F) (GLenum texture, GLfloat v0, GLfloat v1); typedef GLvoid (APIENTRY *PFNVBOXVHWA_MULTI_TEX_COORD2D) (GLenum texture, GLdouble v0, GLdouble v1); /* GL_ARB_texture_rectangle */ #ifndef GL_TEXTURE_RECTANGLE # define GL_TEXTURE_RECTANGLE 0x84F5 #endif /* GL_ARB_shader_objects */ /* GL_ARB_fragment_shader */ typedef GLuint (APIENTRY *PFNVBOXVHWA_CREATE_SHADER) (GLenum type); typedef GLvoid (APIENTRY *PFNVBOXVHWA_SHADER_SOURCE) (GLuint shader, GLsizei count, const GLchar **string, const GLint *length); typedef GLvoid (APIENTRY *PFNVBOXVHWA_COMPILE_SHADER) (GLuint shader); typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_SHADER) (GLuint shader); typedef GLuint (APIENTRY *PFNVBOXVHWA_CREATE_PROGRAM) (); typedef GLvoid (APIENTRY *PFNVBOXVHWA_ATTACH_SHADER) (GLuint program, GLuint shader); typedef GLvoid (APIENTRY *PFNVBOXVHWA_DETACH_SHADER) (GLuint program, GLuint shader); typedef GLvoid (APIENTRY *PFNVBOXVHWA_LINK_PROGRAM) (GLuint program); typedef GLvoid (APIENTRY *PFNVBOXVHWA_USE_PROGRAM) (GLuint program); typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_PROGRAM) (GLuint program); typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_SHADER) (GLuint shader); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_SHADERIV) (GLuint shader, GLenum pname, GLint *params); typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_PROGRAM) (GLuint program); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_PROGRAMIV) (GLuint program, GLenum pname, GLint *params); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_ATTACHED_SHADERS) (GLuint program, GLsizei maxCount, GLsizei *count, GLuint *shaders); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_SHADER_INFO_LOG) (GLuint shader, GLsizei bufSize, GLsizei *length, GLchar *infoLog); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_PROGRAM_INFO_LOG) (GLuint program, GLsizei bufSize, GLsizei *length, GLchar *infoLog); typedef GLint (APIENTRY *PFNVBOXVHWA_GET_UNIFORM_LOCATION) (GLint programObj, const GLchar *name); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM1F)(GLint location, GLfloat v0); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM2F)(GLint location, GLfloat v0, GLfloat v1); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM3F)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM4F)(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM1I)(GLint location, GLint v0); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM2I)(GLint location, GLint v0, GLint v1); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM3I)(GLint location, GLint v0, GLint v1, GLint v2); typedef GLvoid (APIENTRY *PFNVBOXVHWA_UNIFORM4I)(GLint location, GLint v0, GLint v1, GLint v2, GLint v3); /* GL_ARB_pixel_buffer_object*/ #ifndef Q_WS_MAC /* apears to be defined on mac */ typedef ptrdiff_t GLsizeiptr; #endif #ifndef GL_READ_ONLY # define GL_READ_ONLY 0x88B8 #endif #ifndef GL_WRITE_ONLY # define GL_WRITE_ONLY 0x88B9 #endif #ifndef GL_READ_WRITE # define GL_READ_WRITE 0x88BA #endif #ifndef GL_STREAM_DRAW # define GL_STREAM_DRAW 0x88E0 #endif #ifndef GL_STREAM_READ # define GL_STREAM_READ 0x88E1 #endif #ifndef GL_STREAM_COPY # define GL_STREAM_COPY 0x88E2 #endif #ifndef GL_DYNAMIC_DRAW # define GL_DYNAMIC_DRAW 0x88E8 #endif #ifndef GL_PIXEL_PACK_BUFFER # define GL_PIXEL_PACK_BUFFER 0x88EB #endif #ifndef GL_PIXEL_UNPACK_BUFFER # define GL_PIXEL_UNPACK_BUFFER 0x88EC #endif #ifndef GL_PIXEL_PACK_BUFFER_BINDING # define GL_PIXEL_PACK_BUFFER_BINDING 0x88ED #endif #ifndef GL_PIXEL_UNPACK_BUFFER_BINDING # define GL_PIXEL_UNPACK_BUFFER_BINDING 0x88EF #endif typedef GLvoid (APIENTRY *PFNVBOXVHWA_GEN_BUFFERS)(GLsizei n, GLuint *buffers); typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_BUFFERS)(GLsizei n, const GLuint *buffers); typedef GLvoid (APIENTRY *PFNVBOXVHWA_BIND_BUFFER)(GLenum target, GLuint buffer); typedef GLvoid (APIENTRY *PFNVBOXVHWA_BUFFER_DATA)(GLenum target, GLsizeiptr size, const GLvoid *data, GLenum usage); typedef GLvoid* (APIENTRY *PFNVBOXVHWA_MAP_BUFFER)(GLenum target, GLenum access); typedef GLboolean (APIENTRY *PFNVBOXVHWA_UNMAP_BUFFER)(GLenum target); /* GL_EXT_framebuffer_object */ #ifndef GL_FRAMEBUFFER # define GL_FRAMEBUFFER 0x8D40 #endif #ifndef GL_COLOR_ATTACHMENT0 # define GL_COLOR_ATTACHMENT0 0x8CE0 #endif typedef GLboolean (APIENTRY *PFNVBOXVHWA_IS_FRAMEBUFFER)(GLuint framebuffer); typedef GLvoid (APIENTRY *PFNVBOXVHWA_BIND_FRAMEBUFFER)(GLenum target, GLuint framebuffer); typedef GLvoid (APIENTRY *PFNVBOXVHWA_DELETE_FRAMEBUFFERS)(GLsizei n, const GLuint *framebuffers); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GEN_FRAMEBUFFERS)(GLsizei n, GLuint *framebuffers); typedef GLenum (APIENTRY *PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS)(GLenum target); typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); typedef GLvoid (APIENTRY *PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset); typedef GLvoid (APIENTRY *PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV)(GLenum target, GLenum attachment, GLenum pname, GLint *params); /*****************/ /* functions */ /* @todo: move those to VBoxGLInfo class instance members ??? */ extern PFNVBOXVHWA_ACTIVE_TEXTURE vboxglActiveTexture; extern PFNVBOXVHWA_MULTI_TEX_COORD2I vboxglMultiTexCoord2i; extern PFNVBOXVHWA_MULTI_TEX_COORD2D vboxglMultiTexCoord2d; extern PFNVBOXVHWA_MULTI_TEX_COORD2F vboxglMultiTexCoord2f; extern PFNVBOXVHWA_CREATE_SHADER vboxglCreateShader; extern PFNVBOXVHWA_SHADER_SOURCE vboxglShaderSource; extern PFNVBOXVHWA_COMPILE_SHADER vboxglCompileShader; extern PFNVBOXVHWA_DELETE_SHADER vboxglDeleteShader; extern PFNVBOXVHWA_CREATE_PROGRAM vboxglCreateProgram; extern PFNVBOXVHWA_ATTACH_SHADER vboxglAttachShader; extern PFNVBOXVHWA_DETACH_SHADER vboxglDetachShader; extern PFNVBOXVHWA_LINK_PROGRAM vboxglLinkProgram; extern PFNVBOXVHWA_USE_PROGRAM vboxglUseProgram; extern PFNVBOXVHWA_DELETE_PROGRAM vboxglDeleteProgram; extern PFNVBOXVHWA_IS_SHADER vboxglIsShader; extern PFNVBOXVHWA_GET_SHADERIV vboxglGetShaderiv; extern PFNVBOXVHWA_IS_PROGRAM vboxglIsProgram; extern PFNVBOXVHWA_GET_PROGRAMIV vboxglGetProgramiv; extern PFNVBOXVHWA_GET_ATTACHED_SHADERS vboxglGetAttachedShaders; extern PFNVBOXVHWA_GET_SHADER_INFO_LOG vboxglGetShaderInfoLog; extern PFNVBOXVHWA_GET_PROGRAM_INFO_LOG vboxglGetProgramInfoLog; extern PFNVBOXVHWA_GET_UNIFORM_LOCATION vboxglGetUniformLocation; extern PFNVBOXVHWA_UNIFORM1F vboxglUniform1f; extern PFNVBOXVHWA_UNIFORM2F vboxglUniform2f; extern PFNVBOXVHWA_UNIFORM3F vboxglUniform3f; extern PFNVBOXVHWA_UNIFORM4F vboxglUniform4f; extern PFNVBOXVHWA_UNIFORM1I vboxglUniform1i; extern PFNVBOXVHWA_UNIFORM2I vboxglUniform2i; extern PFNVBOXVHWA_UNIFORM3I vboxglUniform3i; extern PFNVBOXVHWA_UNIFORM4I vboxglUniform4i; extern PFNVBOXVHWA_GEN_BUFFERS vboxglGenBuffers; extern PFNVBOXVHWA_DELETE_BUFFERS vboxglDeleteBuffers; extern PFNVBOXVHWA_BIND_BUFFER vboxglBindBuffer; extern PFNVBOXVHWA_BUFFER_DATA vboxglBufferData; extern PFNVBOXVHWA_MAP_BUFFER vboxglMapBuffer; extern PFNVBOXVHWA_UNMAP_BUFFER vboxglUnmapBuffer; extern PFNVBOXVHWA_IS_FRAMEBUFFER vboxglIsFramebuffer; extern PFNVBOXVHWA_BIND_FRAMEBUFFER vboxglBindFramebuffer; extern PFNVBOXVHWA_DELETE_FRAMEBUFFERS vboxglDeleteFramebuffers; extern PFNVBOXVHWA_GEN_FRAMEBUFFERS vboxglGenFramebuffers; extern PFNVBOXVHWA_CHECK_FRAMEBUFFER_STATUS vboxglCheckFramebufferStatus; extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE1D vboxglFramebufferTexture1D; extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE2D vboxglFramebufferTexture2D; extern PFNVBOXVHWA_FRAMEBUFFER_TEXTURE3D vboxglFramebufferTexture3D; extern PFNVBOXVHWA_GET_FRAMEBUFFER_ATTACHMENT_PARAMETRIV vboxglGetFramebufferAttachmentParameteriv; class VBoxGLInfo { public: VBoxGLInfo() : mGLVersion(0), mFragmentShaderSupported(false), mTextureRectangleSupported(false), mTextureNP2Supported(false), mPBOSupported(false), mFBOSupported(false), mMultiTexNumSupported(1), /* 1 would mean it is not supported */ m_GL_ARB_multitexture(false), m_GL_ARB_shader_objects(false), m_GL_ARB_fragment_shader(false), m_GL_ARB_pixel_buffer_object(false), m_GL_ARB_texture_rectangle(false), m_GL_EXT_texture_rectangle(false), m_GL_NV_texture_rectangle(false), m_GL_ARB_texture_non_power_of_two(false), m_GL_EXT_framebuffer_object(false), mInitialized(false) {} void init(const class QGLContext * pContext); bool isInitialized() const { return mInitialized; } int getGLVersion() const { return mGLVersion; } bool isFragmentShaderSupported() const { return mFragmentShaderSupported; } bool isTextureRectangleSupported() const { return mTextureRectangleSupported; } bool isTextureNP2Supported() const { return mTextureNP2Supported; } bool isPBOSupported() const { return mPBOSupported; } /* some ATI drivers do not seem to support non-zero offsets when dealing with PBOs * @todo: add a check for that, always unsupported currently */ bool isPBOOffsetSupported() const { return false; } bool isFBOSupported() const { return mFBOSupported; } /* 1 would mean it is not supported */ int getMultiTexNumSupported() const { return mMultiTexNumSupported; } static int parseVersion(const GLubyte * ver); private: void initExtSupport(const class QGLContext & context); int mGLVersion; bool mFragmentShaderSupported; bool mTextureRectangleSupported; bool mTextureNP2Supported; bool mPBOSupported; bool mFBOSupported; int mMultiTexNumSupported; /* 1 would mean it is not supported */ bool m_GL_ARB_multitexture; bool m_GL_ARB_shader_objects; bool m_GL_ARB_fragment_shader; bool m_GL_ARB_pixel_buffer_object; bool m_GL_ARB_texture_rectangle; bool m_GL_EXT_texture_rectangle; bool m_GL_NV_texture_rectangle; bool m_GL_ARB_texture_non_power_of_two; bool m_GL_EXT_framebuffer_object; bool mInitialized; }; class VBoxGLTmpContext { public: VBoxGLTmpContext(); ~VBoxGLTmpContext(); const class QGLContext * makeCurrent(); private: class QGLWidget * mWidget; }; #define VBOXQGL_MAKEFOURCC(ch0, ch1, ch2, ch3) \ ((uint32_t)(uint8_t)(ch0) | ((uint32_t)(uint8_t)(ch1) << 8) | \ ((uint32_t)(uint8_t)(ch2) << 16) | ((uint32_t)(uint8_t)(ch3) << 24 )) #define FOURCC_AYUV VBOXQGL_MAKEFOURCC('A', 'Y', 'U', 'V') #define FOURCC_UYVY VBOXQGL_MAKEFOURCC('U', 'Y', 'V', 'Y') #define FOURCC_YUY2 VBOXQGL_MAKEFOURCC('Y', 'U', 'Y', '2') #define FOURCC_YV12 VBOXQGL_MAKEFOURCC('Y', 'V', '1', '2') #define VBOXVHWA_NUMFOURCC 4 class VBoxVHWAInfo { public: VBoxVHWAInfo() : mFourccSupportedCount(0), mInitialized(false) {} VBoxVHWAInfo(const VBoxGLInfo & glInfo) : mglInfo(glInfo), mFourccSupportedCount(0), mInitialized(false) {} void init(const class QGLContext * pContext); bool isInitialized() const { return mInitialized; } const VBoxGLInfo & getGlInfo() const { return mglInfo; } bool isVHWASupported() const; int getFourccSupportedCount() const { return mFourccSupportedCount; } const uint32_t * getFourccSupportedList() const { return mFourccSupportedList; } static bool checkVHWASupport(); private: VBoxGLInfo mglInfo; uint32_t mFourccSupportedList[VBOXVHWA_NUMFOURCC]; int mFourccSupportedCount; bool mInitialized; }; #endif /* !VBOX_INCLUDED_VBoxGL2D_h */