/**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the plugins of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL21$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 or version 3 as published by the Free ** Software Foundation and appearing in the file LICENSE.LGPLv21 and ** LICENSE.LGPLv3 included in the packaging of this file. Please review the ** following information to ensure the GNU Lesser General Public License ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** As a special exception, The Qt Company gives you certain additional ** rights. These rights are described in The Qt Company LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QWINDOWSEGLCONTEXT_H #define QWINDOWSEGLCONTEXT_H #include "qwindowsopenglcontext.h" #include "qwindowsopengltester.h" #include QT_BEGIN_NAMESPACE struct QWindowsLibEGL { bool init(); EGLint (EGLAPIENTRY * eglGetError)(void); EGLDisplay (EGLAPIENTRY * eglGetDisplay)(EGLNativeDisplayType display_id); EGLDisplay (EGLAPIENTRY * eglGetPlatformDisplayEXT)(EGLenum platform, void *native_display, const EGLint *attrib_list); EGLBoolean (EGLAPIENTRY * eglInitialize)(EGLDisplay dpy, EGLint *major, EGLint *minor); EGLBoolean (EGLAPIENTRY * eglTerminate)(EGLDisplay dpy); EGLBoolean (EGLAPIENTRY * eglChooseConfig)(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config); EGLBoolean (EGLAPIENTRY * eglGetConfigAttrib)(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value); EGLSurface (EGLAPIENTRY * eglCreateWindowSurface)(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win, const EGLint *attrib_list); EGLSurface (EGLAPIENTRY * eglCreatePbufferSurface)(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list); EGLBoolean (EGLAPIENTRY * eglDestroySurface)(EGLDisplay dpy, EGLSurface surface); EGLBoolean (EGLAPIENTRY * eglBindAPI)(EGLenum api); EGLBoolean (EGLAPIENTRY * eglSwapInterval)(EGLDisplay dpy, EGLint interval); EGLContext (EGLAPIENTRY * eglCreateContext)(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint *attrib_list); EGLBoolean (EGLAPIENTRY * eglDestroyContext)(EGLDisplay dpy, EGLContext ctx); EGLBoolean (EGLAPIENTRY * eglMakeCurrent)(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx); EGLContext (EGLAPIENTRY * eglGetCurrentContext)(void); EGLSurface (EGLAPIENTRY * eglGetCurrentSurface)(EGLint readdraw); EGLDisplay (EGLAPIENTRY * eglGetCurrentDisplay)(void); EGLBoolean (EGLAPIENTRY * eglSwapBuffers)(EGLDisplay dpy, EGLSurface surface); __eglMustCastToProperFunctionPointerType (EGLAPIENTRY * eglGetProcAddress)(const char *procname); private: #if !defined(QT_STATIC) || defined(QT_OPENGL_DYNAMIC) void *resolve(const char *name); HMODULE m_lib; #endif }; struct QWindowsLibGLESv2 { bool init(); #if !defined(QT_STATIC) || defined(QT_OPENGL_DYNAMIC) void *moduleHandle() const { return m_lib; } #else void *moduleHandle() const { return Q_NULLPTR; } #endif // GL1+GLES2 common void (APIENTRY * glBindTexture)(GLenum target, GLuint texture); void (APIENTRY * glBlendFunc)(GLenum sfactor, GLenum dfactor); void (APIENTRY * glClear)(GLbitfield mask); void (APIENTRY * glClearColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); void (APIENTRY * glClearStencil)(GLint s); void (APIENTRY * glColorMask)(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha); void (APIENTRY * glCopyTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border); void (APIENTRY * glCopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height); void (APIENTRY * glCullFace)(GLenum mode); void (APIENTRY * glDeleteTextures)(GLsizei n, const GLuint* textures); void (APIENTRY * glDepthFunc)(GLenum func); void (APIENTRY * glDepthMask)(GLboolean flag); void (APIENTRY * glDisable)(GLenum cap); void (APIENTRY * glDrawArrays)(GLenum mode, GLint first, GLsizei count); void (APIENTRY * glDrawElements)(GLenum mode, GLsizei count, GLenum type, const GLvoid* indices); void (APIENTRY * glEnable)(GLenum cap); void (APIENTRY * glFinish)(); void (APIENTRY * glFlush)(); void (APIENTRY * glFrontFace)(GLenum mode); void (APIENTRY * glGenTextures)(GLsizei n, GLuint* textures); void (APIENTRY * glGetBooleanv)(GLenum pname, GLboolean* params); GLenum (APIENTRY * glGetError)(); void (APIENTRY * glGetFloatv)(GLenum pname, GLfloat* params); void (APIENTRY * glGetIntegerv)(GLenum pname, GLint* params); const GLubyte * (APIENTRY * glGetString)(GLenum name); void (APIENTRY * glGetTexParameterfv)(GLenum target, GLenum pname, GLfloat* params); void (APIENTRY * glGetTexParameteriv)(GLenum target, GLenum pname, GLint* params); void (APIENTRY * glHint)(GLenum target, GLenum mode); GLboolean (APIENTRY * glIsEnabled)(GLenum cap); GLboolean (APIENTRY * glIsTexture)(GLuint texture); void (APIENTRY * glLineWidth)(GLfloat width); void (APIENTRY * glPixelStorei)(GLenum pname, GLint param); void (APIENTRY * glPolygonOffset)(GLfloat factor, GLfloat units); void (APIENTRY * glReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid* pixels); void (APIENTRY * glScissor)(GLint x, GLint y, GLsizei width, GLsizei height); void (APIENTRY * glStencilFunc)(GLenum func, GLint ref, GLuint mask); void (APIENTRY * glStencilMask)(GLuint mask); void (APIENTRY * glStencilOp)(GLenum fail, GLenum zfail, GLenum zpass); void (APIENTRY * glTexImage2D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid* pixels); void (APIENTRY * glTexParameterf)(GLenum target, GLenum pname, GLfloat param); void (APIENTRY * glTexParameterfv)(GLenum target, GLenum pname, const GLfloat* params); void (APIENTRY * glTexParameteri)(GLenum target, GLenum pname, GLint param); void (APIENTRY * glTexParameteriv)(GLenum target, GLenum pname, const GLint* params); void (APIENTRY * glTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid* pixels); void (APIENTRY * glViewport)(GLint x, GLint y, GLsizei width, GLsizei height); // GLES2 void (APIENTRY * glActiveTexture)(GLenum texture); void (APIENTRY * glAttachShader)(GLuint program, GLuint shader); void (APIENTRY * glBindAttribLocation)(GLuint program, GLuint index, const char* name); void (APIENTRY * glBindBuffer)(GLenum target, GLuint buffer); void (APIENTRY * glBindFramebuffer)(GLenum target, GLuint framebuffer); void (APIENTRY * glBindRenderbuffer)(GLenum target, GLuint renderbuffer); void (APIENTRY * glBlendColor)(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha); void (APIENTRY * glBlendEquation)(GLenum mode); void (APIENTRY * glBlendEquationSeparate)(GLenum modeRGB, GLenum modeAlpha); void (APIENTRY * glBlendFuncSeparate)(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha); void (APIENTRY * glBufferData)(GLenum target, qopengl_GLsizeiptr size, const void* data, GLenum usage); void (APIENTRY * glBufferSubData)(GLenum target, qopengl_GLintptr offset, qopengl_GLsizeiptr size, const void* data); GLenum (APIENTRY * glCheckFramebufferStatus)(GLenum target); void (APIENTRY * glCompileShader)(GLuint shader); void (APIENTRY * glCompressedTexImage2D)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void* data); void (APIENTRY * glCompressedTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void* data); GLuint (APIENTRY * glCreateProgram)(); GLuint (APIENTRY * glCreateShader)(GLenum type); void (APIENTRY * glDeleteBuffers)(GLsizei n, const GLuint* buffers); void (APIENTRY * glDeleteFramebuffers)(GLsizei n, const GLuint* framebuffers); void (APIENTRY * glDeleteProgram)(GLuint program); void (APIENTRY * glDeleteRenderbuffers)(GLsizei n, const GLuint* renderbuffers); void (APIENTRY * glDeleteShader)(GLuint shader); void (APIENTRY * glDetachShader)(GLuint program, GLuint shader); void (APIENTRY * glDisableVertexAttribArray)(GLuint index); void (APIENTRY * glEnableVertexAttribArray)(GLuint index); void (APIENTRY * glFramebufferRenderbuffer)(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer); void (APIENTRY * glFramebufferTexture2D)(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level); void (APIENTRY * glGenBuffers)(GLsizei n, GLuint* buffers); void (APIENTRY * glGenerateMipmap)(GLenum target); void (APIENTRY * glGenFramebuffers)(GLsizei n, GLuint* framebuffers); void (APIENTRY * glGenRenderbuffers)(GLsizei n, GLuint* renderbuffers); void (APIENTRY * glGetActiveAttrib)(GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, char* name); void (APIENTRY * glGetActiveUniform)(GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, char* name); void (APIENTRY * glGetAttachedShaders)(GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders); GLint (APIENTRY * glGetAttribLocation)(GLuint program, const char* name); void (APIENTRY * glGetBufferParameteriv)(GLenum target, GLenum pname, GLint* params); void (APIENTRY * glGetFramebufferAttachmentParameteriv)(GLenum target, GLenum attachment, GLenum pname, GLint* params); void (APIENTRY * glGetProgramiv)(GLuint program, GLenum pname, GLint* params); void (APIENTRY * glGetProgramInfoLog)(GLuint program, GLsizei bufsize, GLsizei* length, char* infolog); void (APIENTRY * glGetRenderbufferParameteriv)(GLenum target, GLenum pname, GLint* params); void (APIENTRY * glGetShaderiv)(GLuint shader, GLenum pname, GLint* params); void (APIENTRY * glGetShaderInfoLog)(GLuint shader, GLsizei bufsize, GLsizei* length, char* infolog); void (APIENTRY * glGetShaderPrecisionFormat)(GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision); void (APIENTRY * glGetShaderSource)(GLuint shader, GLsizei bufsize, GLsizei* length, char* source); void (APIENTRY * glGetUniformfv)(GLuint program, GLint location, GLfloat* params); void (APIENTRY * glGetUniformiv)(GLuint program, GLint location, GLint* params); GLint (APIENTRY * glGetUniformLocation)(GLuint program, const char* name); void (APIENTRY * glGetVertexAttribfv)(GLuint index, GLenum pname, GLfloat* params); void (APIENTRY * glGetVertexAttribiv)(GLuint index, GLenum pname, GLint* params); void (APIENTRY * glGetVertexAttribPointerv)(GLuint index, GLenum pname, void** pointer); GLboolean (APIENTRY * glIsBuffer)(GLuint buffer); GLboolean (APIENTRY * glIsFramebuffer)(GLuint framebuffer); GLboolean (APIENTRY * glIsProgram)(GLuint program); GLboolean (APIENTRY * glIsRenderbuffer)(GLuint renderbuffer); GLboolean (APIENTRY * glIsShader)(GLuint shader); void (APIENTRY * glLinkProgram)(GLuint program); void (APIENTRY * glReleaseShaderCompiler)(); void (APIENTRY * glRenderbufferStorage)(GLenum target, GLenum internalformat, GLsizei width, GLsizei height); void (APIENTRY * glSampleCoverage)(GLclampf value, GLboolean invert); void (APIENTRY * glShaderBinary)(GLint n, const GLuint* shaders, GLenum binaryformat, const void* binary, GLint length); void (APIENTRY * glShaderSource)(GLuint shader, GLsizei count, const char** string, const GLint* length); void (APIENTRY * glStencilFuncSeparate)(GLenum face, GLenum func, GLint ref, GLuint mask); void (APIENTRY * glStencilMaskSeparate)(GLenum face, GLuint mask); void (APIENTRY * glStencilOpSeparate)(GLenum face, GLenum fail, GLenum zfail, GLenum zpass); void (APIENTRY * glUniform1f)(GLint location, GLfloat x); void (APIENTRY * glUniform1fv)(GLint location, GLsizei count, const GLfloat* v); void (APIENTRY * glUniform1i)(GLint location, GLint x); void (APIENTRY * glUniform1iv)(GLint location, GLsizei count, const GLint* v); void (APIENTRY * glUniform2f)(GLint location, GLfloat x, GLfloat y); void (APIENTRY * glUniform2fv)(GLint location, GLsizei count, const GLfloat* v); void (APIENTRY * glUniform2i)(GLint location, GLint x, GLint y); void (APIENTRY * glUniform2iv)(GLint location, GLsizei count, const GLint* v); void (APIENTRY * glUniform3f)(GLint location, GLfloat x, GLfloat y, GLfloat z); void (APIENTRY * glUniform3fv)(GLint location, GLsizei count, const GLfloat* v); void (APIENTRY * glUniform3i)(GLint location, GLint x, GLint y, GLint z); void (APIENTRY * glUniform3iv)(GLint location, GLsizei count, const GLint* v); void (APIENTRY * glUniform4f)(GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w); void (APIENTRY * glUniform4fv)(GLint location, GLsizei count, const GLfloat* v); void (APIENTRY * glUniform4i)(GLint location, GLint x, GLint y, GLint z, GLint w); void (APIENTRY * glUniform4iv)(GLint location, GLsizei count, const GLint* v); void (APIENTRY * glUniformMatrix2fv)(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value); void (APIENTRY * glUniformMatrix3fv)(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value); void (APIENTRY * glUniformMatrix4fv)(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value); void (APIENTRY * glUseProgram)(GLuint program); void (APIENTRY * glValidateProgram)(GLuint program); void (APIENTRY * glVertexAttrib1f)(GLuint indx, GLfloat x); void (APIENTRY * glVertexAttrib1fv)(GLuint indx, const GLfloat* values); void (APIENTRY * glVertexAttrib2f)(GLuint indx, GLfloat x, GLfloat y); void (APIENTRY * glVertexAttrib2fv)(GLuint indx, const GLfloat* values); void (APIENTRY * glVertexAttrib3f)(GLuint indx, GLfloat x, GLfloat y, GLfloat z); void (APIENTRY * glVertexAttrib3fv)(GLuint indx, const GLfloat* values); void (APIENTRY * glVertexAttrib4f)(GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w); void (APIENTRY * glVertexAttrib4fv)(GLuint indx, const GLfloat* values); void (APIENTRY * glVertexAttribPointer)(GLuint indx, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void* ptr); // ES only void (APIENTRY * glClearDepthf)(GLclampf depth); void (APIENTRY * glDepthRangef)(GLclampf nearVal, GLclampf farVal); private: #if !defined(QT_STATIC) || defined(QT_OPENGL_DYNAMIC) void *resolve(const char *name); HMODULE m_lib; #endif }; class QWindowsEGLStaticContext : public QWindowsStaticOpenGLContext { Q_DISABLE_COPY(QWindowsEGLStaticContext) public: static QWindowsEGLStaticContext *create(QWindowsOpenGLTester::Renderers preferredType); ~QWindowsEGLStaticContext(); EGLDisplay display() const { return m_display; } QWindowsOpenGLContext *createContext(QOpenGLContext *context); void *moduleHandle() const { return libGLESv2.moduleHandle(); } QOpenGLContext::OpenGLModuleType moduleType() const { return QOpenGLContext::LibGLES; } void *createWindowSurface(void *nativeWindow, void *nativeConfig, int *err) Q_DECL_OVERRIDE; void destroyWindowSurface(void *nativeSurface) Q_DECL_OVERRIDE; QSurfaceFormat formatFromConfig(EGLDisplay display, EGLConfig config, const QSurfaceFormat &referenceFormat); static QWindowsLibEGL libEGL; static QWindowsLibGLESv2 libGLESv2; private: QWindowsEGLStaticContext(EGLDisplay display, int version); const EGLDisplay m_display; const int m_version; //! majorVersion<<8 + minorVersion }; class QWindowsEGLContext : public QWindowsOpenGLContext { public: QWindowsEGLContext(QWindowsEGLStaticContext *staticContext, const QSurfaceFormat &format, QPlatformOpenGLContext *share); ~QWindowsEGLContext(); bool makeCurrent(QPlatformSurface *surface) Q_DECL_OVERRIDE; void doneCurrent() Q_DECL_OVERRIDE; void swapBuffers(QPlatformSurface *surface) Q_DECL_OVERRIDE; QFunctionPointer getProcAddress(const QByteArray &procName) Q_DECL_OVERRIDE; QSurfaceFormat format() const Q_DECL_OVERRIDE { return m_format; } bool isSharing() const Q_DECL_OVERRIDE { return m_shareContext != EGL_NO_CONTEXT; } bool isValid() const Q_DECL_OVERRIDE { return m_eglContext != EGL_NO_CONTEXT; } void *nativeContext() const Q_DECL_OVERRIDE { return m_eglContext; } void *nativeDisplay() const Q_DECL_OVERRIDE { return m_eglDisplay; } void *nativeConfig() const Q_DECL_OVERRIDE { return m_eglConfig; } private: EGLConfig chooseConfig(const QSurfaceFormat &format); QWindowsEGLStaticContext *m_staticContext; EGLContext m_eglContext; EGLContext m_shareContext; EGLDisplay m_eglDisplay; EGLConfig m_eglConfig; QSurfaceFormat m_format; EGLenum m_api; int m_swapInterval; }; QT_END_NAMESPACE #endif // QWINDOWSEGLCONTEXT_H