diff options
Diffstat (limited to 'src/opengl/qglextensions.cpp')
| -rw-r--r-- | src/opengl/qglextensions.cpp | 308 |
1 files changed, 239 insertions, 69 deletions
diff --git a/src/opengl/qglextensions.cpp b/src/opengl/qglextensions.cpp index 305b175..a883c42 100644 --- a/src/opengl/qglextensions.cpp +++ b/src/opengl/qglextensions.cpp @@ -1,7 +1,6 @@ /**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtOpenGL module of the Qt Toolkit. @@ -21,9 +20,10 @@ ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this +** package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. @@ -45,9 +45,15 @@ QT_BEGIN_NAMESPACE bool qt_resolve_framebufferobject_extensions(QGLContext *ctx) { -#if !defined(QT_OPENGL_ES_2) - if (glIsRenderbufferEXT != 0) +#if defined(QT_OPENGL_ES_2) + static bool have_resolved = false; + if (have_resolved) + return true; + have_resolved = true; +#else + if (glIsRenderbuffer != 0) return true; +#endif if (ctx == 0) { qWarning("QGLFramebufferObject: Unable to resolve framebuffer object extensions -" @@ -55,32 +61,37 @@ bool qt_resolve_framebufferobject_extensions(QGLContext *ctx) return false; } - glIsRenderbufferEXT = (_glIsRenderbufferEXT) ctx->getProcAddress(QLatin1String("glIsRenderbufferEXT")); - glBindRenderbufferEXT = (_glBindRenderbufferEXT) ctx->getProcAddress(QLatin1String("glBindRenderbufferEXT")); - glDeleteRenderbuffersEXT = (_glDeleteRenderbuffersEXT) ctx->getProcAddress(QLatin1String("glDeleteRenderbuffersEXT")); - glGenRenderbuffersEXT = (_glGenRenderbuffersEXT) ctx->getProcAddress(QLatin1String("glGenRenderbuffersEXT")); - glRenderbufferStorageEXT = (_glRenderbufferStorageEXT) ctx->getProcAddress(QLatin1String("glRenderbufferStorageEXT")); - glGetRenderbufferParameterivEXT = - (_glGetRenderbufferParameterivEXT) ctx->getProcAddress(QLatin1String("glGetRenderbufferParameterivEXT")); - glIsFramebufferEXT = (_glIsFramebufferEXT) ctx->getProcAddress(QLatin1String("glIsFramebufferEXT")); - glBindFramebufferEXT = (_glBindFramebufferEXT) ctx->getProcAddress(QLatin1String("glBindFramebufferEXT")); - glDeleteFramebuffersEXT = (_glDeleteFramebuffersEXT) ctx->getProcAddress(QLatin1String("glDeleteFramebuffersEXT")); - glGenFramebuffersEXT = (_glGenFramebuffersEXT) ctx->getProcAddress(QLatin1String("glGenFramebuffersEXT")); - glCheckFramebufferStatusEXT = (_glCheckFramebufferStatusEXT) ctx->getProcAddress(QLatin1String("glCheckFramebufferStatusEXT")); - glFramebufferTexture1DEXT = (_glFramebufferTexture1DEXT) ctx->getProcAddress(QLatin1String("glFramebufferTexture1DEXT")); - glFramebufferTexture2DEXT = (_glFramebufferTexture2DEXT) ctx->getProcAddress(QLatin1String("glFramebufferTexture2DEXT")); - glFramebufferTexture3DEXT = (_glFramebufferTexture3DEXT) ctx->getProcAddress(QLatin1String("glFramebufferTexture3DEXT")); - glFramebufferRenderbufferEXT = (_glFramebufferRenderbufferEXT) ctx->getProcAddress(QLatin1String("glFramebufferRenderbufferEXT")); - glGetFramebufferAttachmentParameterivEXT = - (_glGetFramebufferAttachmentParameterivEXT) ctx->getProcAddress(QLatin1String("glGetFramebufferAttachmentParameterivEXT")); - glGenerateMipmapEXT = (_glGenerateMipmapEXT) ctx->getProcAddress(QLatin1String("glGenerateMipmapEXT")); - return glIsRenderbufferEXT; + + glBlitFramebufferEXT = (_glBlitFramebufferEXT) ctx->getProcAddress(QLatin1String("glBlitFramebufferEXT")); + glRenderbufferStorageMultisampleEXT = + (_glRenderbufferStorageMultisampleEXT) ctx->getProcAddress(QLatin1String("glRenderbufferStorageMultisampleEXT")); + +#if !defined(QT_OPENGL_ES_2) + glIsRenderbuffer = (_glIsRenderbuffer) ctx->getProcAddress(QLatin1String("glIsRenderbufferEXT")); + glBindRenderbuffer = (_glBindRenderbuffer) ctx->getProcAddress(QLatin1String("glBindRenderbufferEXT")); + glDeleteRenderbuffers = (_glDeleteRenderbuffers) ctx->getProcAddress(QLatin1String("glDeleteRenderbuffersEXT")); + glGenRenderbuffers = (_glGenRenderbuffers) ctx->getProcAddress(QLatin1String("glGenRenderbuffersEXT")); + glRenderbufferStorage = (_glRenderbufferStorage) ctx->getProcAddress(QLatin1String("glRenderbufferStorageEXT")); + glGetRenderbufferParameteriv = + (_glGetRenderbufferParameteriv) ctx->getProcAddress(QLatin1String("glGetRenderbufferParameterivEXT")); + glIsFramebuffer = (_glIsFramebuffer) ctx->getProcAddress(QLatin1String("glIsFramebufferEXT")); + glBindFramebuffer = (_glBindFramebuffer) ctx->getProcAddress(QLatin1String("glBindFramebufferEXT")); + glDeleteFramebuffers = (_glDeleteFramebuffers) ctx->getProcAddress(QLatin1String("glDeleteFramebuffersEXT")); + glGenFramebuffers = (_glGenFramebuffers) ctx->getProcAddress(QLatin1String("glGenFramebuffersEXT")); + glCheckFramebufferStatus = (_glCheckFramebufferStatus) ctx->getProcAddress(QLatin1String("glCheckFramebufferStatusEXT")); + glFramebufferTexture2D = (_glFramebufferTexture2D) ctx->getProcAddress(QLatin1String("glFramebufferTexture2DEXT")); + glFramebufferRenderbuffer = (_glFramebufferRenderbuffer) ctx->getProcAddress(QLatin1String("glFramebufferRenderbufferEXT")); + glGetFramebufferAttachmentParameteriv = + (_glGetFramebufferAttachmentParameteriv) ctx->getProcAddress(QLatin1String("glGetFramebufferAttachmentParameterivEXT")); + glGenerateMipmap = (_glGenerateMipmap) ctx->getProcAddress(QLatin1String("glGenerateMipmapEXT")); + + return glIsRenderbuffer; #else - Q_UNUSED(ctx); return true; #endif } +#if !defined(QT_OPENGL_ES_2) bool qt_resolve_version_1_3_functions(QGLContext *ctx) { if (glMultiTexCoord4f != 0) @@ -89,14 +100,12 @@ bool qt_resolve_version_1_3_functions(QGLContext *ctx) QGLContext cx(QGLFormat::defaultFormat()); glMultiTexCoord4f = (_glMultiTexCoord4f) ctx->getProcAddress(QLatin1String("glMultiTexCoord4f")); -#if defined(QT_OPENGL_ES_2) - return glMultiTexCoord4f; -#else glActiveTexture = (_glActiveTexture) ctx->getProcAddress(QLatin1String("glActiveTexture")); return glMultiTexCoord4f && glActiveTexture; -#endif } +#endif +#if !defined(QT_OPENGL_ES_2) bool qt_resolve_stencil_face_extension(QGLContext *ctx) { if (glActiveStencilFaceEXT != 0) @@ -107,7 +116,10 @@ bool qt_resolve_stencil_face_extension(QGLContext *ctx) return glActiveStencilFaceEXT; } +#endif + +#if !defined(QT_OPENGL_ES_2) bool qt_resolve_frag_program_extensions(QGLContext *ctx) { if (glProgramStringARB != 0) @@ -126,60 +138,218 @@ bool qt_resolve_frag_program_extensions(QGLContext *ctx) && glGenProgramsARB && glProgramLocalParameter4fvARB; } +#endif + bool qt_resolve_buffer_extensions(QGLContext *ctx) { - if (glBindBufferARB && glDeleteBuffersARB && glGenBuffersARB && glBufferDataARB - && glMapBufferARB && glUnmapBufferARB) + if (glMapBufferARB && glUnmapBufferARB +#if !defined(QT_OPENGL_ES_2) + && glBindBuffer && glDeleteBuffers && glGenBuffers && glBufferData +#endif + ) return true; - glBindBufferARB = (_glBindBufferARB) ctx->getProcAddress(QLatin1String("glBindBufferARB")); - glDeleteBuffersARB = (_glDeleteBuffersARB) ctx->getProcAddress(QLatin1String("glDeleteBuffersARB")); - glGenBuffersARB = (_glGenBuffersARB) ctx->getProcAddress(QLatin1String("glGenBuffersARB")); - glBufferDataARB = (_glBufferDataARB) ctx->getProcAddress(QLatin1String("glBufferDataARB")); +#if !defined(QT_OPENGL_ES_2) + glBindBuffer = (_glBindBuffer) ctx->getProcAddress(QLatin1String("glBindBufferARB")); + glDeleteBuffers = (_glDeleteBuffers) ctx->getProcAddress(QLatin1String("glDeleteBuffersARB")); + glGenBuffers = (_glGenBuffers) ctx->getProcAddress(QLatin1String("glGenBuffersARB")); + glBufferData = (_glBufferData) ctx->getProcAddress(QLatin1String("glBufferDataARB")); +#endif glMapBufferARB = (_glMapBufferARB) ctx->getProcAddress(QLatin1String("glMapBufferARB")); glUnmapBufferARB = (_glUnmapBufferARB) ctx->getProcAddress(QLatin1String("glUnmapBufferARB")); - return glBindBufferARB - && glDeleteBuffersARB - && glGenBuffersARB - && glBufferDataARB - && glMapBufferARB - && glUnmapBufferARB; + return glMapBufferARB + && glUnmapBufferARB +#if !defined(QT_OPENGL_ES_2) + && glBindBuffer + && glDeleteBuffers + && glGenBuffers + && glBufferData +#endif + ; } bool qt_resolve_glsl_extensions(QGLContext *ctx) { +#if defined(QT_OPENGL_ES_2) + // The GLSL shader functions are always present in OpenGL/ES 2.0. + // The only exceptions are glGetProgramBinaryOES and glProgramBinaryOES. + if (!QGLContextPrivate::extensionFuncs(ctx).qt_glslResolved) { + glGetProgramBinaryOES = (_glGetProgramBinaryOES) ctx->getProcAddress(QLatin1String("glGetProgramBinaryOES")); + glProgramBinaryOES = (_glProgramBinaryOES) ctx->getProcAddress(QLatin1String("glProgramBinaryOES")); + QGLContextPrivate::extensionFuncs(ctx).qt_glslResolved = true; + } + return true; +#else if (glCreateShader) return true; glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShader")); - glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSource")); - glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShader")); - glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteShader")); - - glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgram")); - glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachShader")); - glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachShader")); - glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgram")); - glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgram")); - glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteProgram")); - - glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetShaderInfoLog")); - glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetShaderiv")); - glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetProgramiv")); - - glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocation")); - glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fv")); - glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fv")); - glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fv")); - glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fv")); - glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1i")); - - return glCreateShader && glShaderSource && glCompileShader && glDeleteProgram && - glCreateProgram && glAttachShader && glDetachShader && glLinkProgram && glUseProgram && - glDeleteProgram && glGetShaderInfoLog && glGetShaderiv && glGetProgramiv && glGetUniformLocation && - glUniform1i && glUniform1fv && glUniform2fv && glUniform3fv && glUniform4fv; + if (glCreateShader) { + glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSource")); + glShaderBinary = (_glShaderBinary) ctx->getProcAddress(QLatin1String("glShaderBinary")); + glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShader")); + glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteShader")); + glIsShader = (_glIsShader) ctx->getProcAddress(QLatin1String("glIsShader")); + + glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgram")); + glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachShader")); + glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachShader")); + glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgram")); + glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgram")); + glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteProgram")); + glIsProgram = (_glIsProgram) ctx->getProcAddress(QLatin1String("glIsProgram")); + + glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetShaderInfoLog")); + glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetShaderiv")); + glGetShaderSource = (_glGetShaderSource) ctx->getProcAddress(QLatin1String("glGetShaderSource")); + glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetProgramiv")); + glGetProgramInfoLog = (_glGetProgramInfoLog) ctx->getProcAddress(QLatin1String("glGetProgramInfoLog")); + + glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocation")); + glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fv")); + glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fv")); + glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fv")); + glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fv")); + glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1i")); + glUniform1iv = (_glUniform1iv) ctx->getProcAddress(QLatin1String("glUniform1iv")); + glUniformMatrix2fv = (_glUniformMatrix2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2fv")); + glUniformMatrix3fv = (_glUniformMatrix3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3fv")); + glUniformMatrix4fv = (_glUniformMatrix4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4fv")); + glUniformMatrix2x3fv = (_glUniformMatrix2x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x3fv")); + glUniformMatrix2x4fv = (_glUniformMatrix2x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x4fv")); + glUniformMatrix3x2fv = (_glUniformMatrix3x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x2fv")); + glUniformMatrix3x4fv = (_glUniformMatrix3x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x4fv")); + glUniformMatrix4x2fv = (_glUniformMatrix4x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x2fv")); + glUniformMatrix4x3fv = (_glUniformMatrix4x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x3fv")); + + glBindAttribLocation = (_glBindAttribLocation) ctx->getProcAddress(QLatin1String("glBindAttribLocation")); + glGetAttribLocation = (_glGetAttribLocation) ctx->getProcAddress(QLatin1String("glGetAttribLocation")); + glVertexAttrib1fv = (_glVertexAttrib1fv) ctx->getProcAddress(QLatin1String("glVertexAttrib1fv")); + glVertexAttrib2fv = (_glVertexAttrib2fv) ctx->getProcAddress(QLatin1String("glVertexAttrib2fv")); + glVertexAttrib3fv = (_glVertexAttrib3fv) ctx->getProcAddress(QLatin1String("glVertexAttrib3fv")); + glVertexAttrib4fv = (_glVertexAttrib4fv) ctx->getProcAddress(QLatin1String("glVertexAttrib4fv")); + glVertexAttribPointer = (_glVertexAttribPointer) ctx->getProcAddress(QLatin1String("glVertexAttribPointer")); + glDisableVertexAttribArray = (_glDisableVertexAttribArray) ctx->getProcAddress(QLatin1String("glDisableVertexAttribArray")); + glEnableVertexAttribArray = (_glEnableVertexAttribArray) ctx->getProcAddress(QLatin1String("glEnableVertexAttribArray")); + + } else { + // We may not have the standard shader functions, but we might + // have the older ARB functions instead. + glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShaderObjectARB")); + glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSourceARB")); + glShaderBinary = (_glShaderBinary) ctx->getProcAddress(QLatin1String("glShaderBinaryARB")); + glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShaderARB")); + glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteObjectARB")); + glIsShader = 0; + + glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgramObjectARB")); + glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachObjectARB")); + glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachObjectARB")); + glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgramARB")); + glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgramObjectARB")); + glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteObjectARB")); + glIsProgram = 0; + + glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetInfoLogARB")); + glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetObjectParameterivARB")); + glGetShaderSource = (_glGetShaderSource) ctx->getProcAddress(QLatin1String("glGetShaderSourceARB")); + glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetObjectParameterivARB")); + glGetProgramInfoLog = (_glGetProgramInfoLog) ctx->getProcAddress(QLatin1String("glGetInfoLogARB")); + + glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocationARB")); + glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fvARB")); + glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fvARB")); + glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fvARB")); + glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fvARB")); + glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1iARB")); + glUniform1iv = (_glUniform1iv) ctx->getProcAddress(QLatin1String("glUniform1ivARB")); + glUniformMatrix2fv = (_glUniformMatrix2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2fvARB")); + glUniformMatrix3fv = (_glUniformMatrix3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3fvARB")); + glUniformMatrix4fv = (_glUniformMatrix4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4fvARB")); + glUniformMatrix2x3fv = (_glUniformMatrix2x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x3fvARB")); + glUniformMatrix2x4fv = (_glUniformMatrix2x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x4fvARB")); + glUniformMatrix3x2fv = (_glUniformMatrix3x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x2fvARB")); + glUniformMatrix3x4fv = (_glUniformMatrix3x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x4fvARB")); + glUniformMatrix4x2fv = (_glUniformMatrix4x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x2fvARB")); + glUniformMatrix4x3fv = (_glUniformMatrix4x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x3fvARB")); + + glBindAttribLocation = (_glBindAttribLocation) ctx->getProcAddress(QLatin1String("glBindAttribLocationARB")); + glGetAttribLocation = (_glGetAttribLocation) ctx->getProcAddress(QLatin1String("glGetAttribLocationARB")); + glVertexAttrib1fv = (_glVertexAttrib1fv) ctx->getProcAddress(QLatin1String("glVertexAttrib1fvARB")); + glVertexAttrib2fv = (_glVertexAttrib2fv) ctx->getProcAddress(QLatin1String("glVertexAttrib2fvARB")); + glVertexAttrib3fv = (_glVertexAttrib3fv) ctx->getProcAddress(QLatin1String("glVertexAttrib3fvARB")); + glVertexAttrib4fv = (_glVertexAttrib4fv) ctx->getProcAddress(QLatin1String("glVertexAttrib4fvARB")); + glVertexAttribPointer = (_glVertexAttribPointer) ctx->getProcAddress(QLatin1String("glVertexAttribPointerARB")); + glDisableVertexAttribArray = (_glDisableVertexAttribArray) ctx->getProcAddress(QLatin1String("glDisableVertexAttribArrayARB")); + glEnableVertexAttribArray = (_glEnableVertexAttribArray) ctx->getProcAddress(QLatin1String("glEnableVertexAttribArrayARB")); + } + + // Note: glShaderBinary(), glIsShader(), glIsProgram(), and + // glUniformMatrixNxMfv() are optional, but all other functions + // are required. + + return glCreateShader && + glShaderSource && + glCompileShader && + glDeleteProgram && + glCreateProgram && + glAttachShader && + glDetachShader && + glLinkProgram && + glUseProgram && + glDeleteProgram && + glGetShaderInfoLog && + glGetShaderiv && + glGetShaderSource && + glGetProgramiv && + glGetProgramInfoLog && + glGetUniformLocation && + glUniform1fv && + glUniform2fv && + glUniform3fv && + glUniform4fv && + glUniform1i && + glUniform1iv && + glUniformMatrix2fv && + glUniformMatrix3fv && + glUniformMatrix4fv && + glBindAttribLocation && + glGetAttribLocation && + glVertexAttrib1fv && + glVertexAttrib2fv && + glVertexAttrib3fv && + glVertexAttrib4fv && + glVertexAttribPointer && + glDisableVertexAttribArray && + glEnableVertexAttribArray; +#endif } +#if !defined(QT_OPENGL_ES_2) +bool qt_resolve_version_2_0_functions(QGLContext *ctx) +{ + bool gl2supported = true; + if (!qt_resolve_glsl_extensions(ctx)) + gl2supported = false; + + if (!qt_resolve_version_1_3_functions(ctx)) + gl2supported = false; + + if (!qt_resolve_framebufferobject_extensions(ctx)) + gl2supported = false; + + if (glStencilOpSeparate) + return gl2supported; + + glStencilOpSeparate = (_glStencilOpSeparate) ctx->getProcAddress(QLatin1String("glStencilOpSeparate")); + if (!glStencilOpSeparate) + gl2supported = false; + + return gl2supported; +} +#endif + + QT_END_NAMESPACE |