C++ (Cpp) qt_gl_getProcAddressARBの例

コード例 #1

ファイル: qglextensions.cpp プロジェクト: Marforius/qt

bool qt_resolve_buffer_extensions(QGLContext *ctx)
{
#if defined(QGL_RESOLVE_BUFFER_FUNCS)
    if (glBindBuffer && glDeleteBuffers && glGenBuffers && glBufferData
            && glBufferSubData && glGetBufferParameteriv)
        return true;
#endif

#if defined(QGL_RESOLVE_BUFFER_FUNCS)
    glBindBuffer = (_glBindBuffer) qt_gl_getProcAddressARB(ctx, "glBindBuffer");
    glDeleteBuffers = (_glDeleteBuffers) qt_gl_getProcAddressARB(ctx, "glDeleteBuffers");
    glGenBuffers = (_glGenBuffers) qt_gl_getProcAddressARB(ctx, "glGenBuffers");
    glBufferData = (_glBufferData) qt_gl_getProcAddressARB(ctx, "glBufferData");
    glBufferSubData = (_glBufferSubData) qt_gl_getProcAddressARB(ctx, "glBufferSubData");
    glGetBufferSubData = (_glGetBufferSubData) qt_gl_getProcAddressARB(ctx, "glGetBufferSubData");
    glGetBufferParameteriv = (_glGetBufferParameteriv) qt_gl_getProcAddressARB(ctx, "glGetBufferParameteriv");
#endif
    glMapBufferARB = (_glMapBufferARB) qt_gl_getProcAddressARB(ctx, "glMapBuffer");
    glUnmapBufferARB = (_glUnmapBufferARB) qt_gl_getProcAddressARB(ctx, "glUnmapBuffer");

#if defined(QGL_RESOLVE_BUFFER_FUNCS)
    return glBindBuffer
        && glDeleteBuffers
        && glGenBuffers
        && glBufferData
        && glBufferSubData
        && glGetBufferParameteriv;
        // glGetBufferSubData() is optional
#else
    return true;
#endif
}

コード例 #2

ファイル: qglextensions.cpp プロジェクト: Mr-Kumar-Abhishek/qt

bool qt_resolve_buffer_extensions(QGLContext *ctx)
{
    if (glMapBufferARB && glUnmapBufferARB
#if !defined(QT_OPENGL_ES_2)
        && glBindBuffer && glDeleteBuffers && glGenBuffers && glBufferData
#endif
        )
        return true;

#if !defined(QT_OPENGL_ES_2)
    glBindBuffer = (_glBindBuffer) qt_gl_getProcAddressARB(ctx, "glBindBuffer");
    glDeleteBuffers = (_glDeleteBuffers) qt_gl_getProcAddressARB(ctx, "glDeleteBuffers");
    glGenBuffers = (_glGenBuffers) qt_gl_getProcAddressARB(ctx, "glGenBuffers");
    glBufferData = (_glBufferData) qt_gl_getProcAddressARB(ctx, "glBufferData");
#endif
    glMapBufferARB = (_glMapBufferARB) qt_gl_getProcAddressARB(ctx, "glMapBuffer");
    glUnmapBufferARB = (_glUnmapBufferARB) qt_gl_getProcAddressARB(ctx, "glUnmapBuffer");

    return glMapBufferARB
        && glUnmapBufferARB
#if !defined(QT_OPENGL_ES_2)
        && glBindBuffer
        && glDeleteBuffers
        && glGenBuffers
        && glBufferData
#endif
        ;
}

コード例 #3

ファイル: qglextensions.cpp プロジェクト: BGmot/Qt

bool qt_resolve_buffer_extensions(QGLContext *ctx)
{
    if (!QGLContextPrivate::extensionFuncs(ctx).qt_bufferFuncsResolved) {
#if defined(QGL_RESOLVE_BUFFER_FUNCS)
        glBindBuffer = (_glBindBuffer) qt_gl_getProcAddressARB(ctx, "glBindBuffer");
        glDeleteBuffers = (_glDeleteBuffers) qt_gl_getProcAddressARB(ctx, "glDeleteBuffers");
        glGenBuffers = (_glGenBuffers) qt_gl_getProcAddressARB(ctx, "glGenBuffers");
        glBufferData = (_glBufferData) qt_gl_getProcAddressARB(ctx, "glBufferData");
        glBufferSubData = (_glBufferSubData) qt_gl_getProcAddressARB(ctx, "glBufferSubData");
        glGetBufferSubData = (_glGetBufferSubData) qt_gl_getProcAddressARB(ctx, "glGetBufferSubData");
        glGetBufferParameteriv = (_glGetBufferParameteriv) qt_gl_getProcAddressARB(ctx, "glGetBufferParameteriv");
#endif

#ifdef QT_OPENGL_ES_2
        QGLExtensionMatcher extensions;
        if (extensions.match("GL_OES_mapbuffer")) {
            glMapBufferARB = (_glMapBufferARB) qt_gl_getProcAddressARB(ctx, "glMapBufferOES");
            glUnmapBufferARB = (_glUnmapBufferARB) qt_gl_getProcAddressARB(ctx, "glUnmapBufferOES");
        }
#else
        glMapBufferARB = (_glMapBufferARB) qt_gl_getProcAddressARB(ctx, "glMapBuffer");
        glUnmapBufferARB = (_glUnmapBufferARB) qt_gl_getProcAddressARB(ctx, "glUnmapBuffer");
#endif

        QGLContextPrivate::extensionFuncs(ctx).qt_bufferFuncsResolved = true;
    }

#if defined(QGL_RESOLVE_BUFFER_FUNCS)
    return glBindBuffer
        && glDeleteBuffers
        && glGenBuffers
        && glBufferData
        && glBufferSubData
        && glGetBufferParameteriv;
        // glGetBufferSubData() is optional
#else
    return true;
#endif
}