1 files changed, 96 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/renderer/gl/glx/FunctionsGLX.h b/gfx/angle/src/libANGLE/renderer/gl/glx/FunctionsGLX.h
new file mode 100755
index 000000000..98c2fef46
--- /dev/null
+++ b/gfx/angle/src/libANGLE/renderer/gl/glx/FunctionsGLX.h
@@ -0,0 +1,96 @@
+//
+// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// FunctionsGLX.h: Defines the FunctionsGLX class to load functions and data from GLX
+
+#ifndef LIBANGLE_RENDERER_GL_GLX_FUNCTIONSGLX_H_
+#define LIBANGLE_RENDERER_GL_GLX_FUNCTIONSGLX_H_
+
+#include <string>
+#include <vector>
+
+#include "libANGLE/renderer/gl/glx/platform_glx.h"
+
+namespace rx
+{
+
+class FunctionsGLX
+{
+  public:
+    FunctionsGLX();
+    ~FunctionsGLX();
+
+    // Load data from GLX, can be called multiple times
+    bool initialize(Display *xDisplay, int screen, std::string *errorString);
+    void terminate();
+
+    bool hasExtension(const char *extension) const;
+    int majorVersion;
+    int minorVersion;
+
+    Display *getDisplay() const;
+    int getScreen() const;
+
+    PFNGETPROCPROC getProc;
+
+    // GLX 1.0
+    glx::Context createContext(XVisualInfo *visual, glx::Context share, bool direct) const;
+    void destroyContext(glx::Context context) const;
+    Bool makeCurrent(glx::Drawable drawable, glx::Context context) const;
+    void swapBuffers(glx::Drawable drawable) const;
+    Bool queryExtension(int *errorBase, int *event) const;
+    Bool queryVersion(int *major, int *minor) const;
+    glx::Context getCurrentContext() const;
+    glx::Drawable getCurrentDrawable() const;
+    void waitX() const;
+    void waitGL() const;
+
+    // GLX 1.1
+    const char *getClientString(int name) const;
+    const char *queryExtensionsString() const;
+
+    // GLX 1.3
+    glx::FBConfig *getFBConfigs(int *nElements) const;
+    glx::FBConfig *chooseFBConfig(const int *attribList, int *nElements) const;
+    int getFBConfigAttrib(glx::FBConfig config, int attribute, int *value) const;
+    XVisualInfo *getVisualFromFBConfig(glx::FBConfig config) const;
+    glx::Window createWindow(glx::FBConfig config, Window window, const int *attribList) const;
+    void destroyWindow(glx::Window window) const;
+    glx::Pbuffer createPbuffer(glx::FBConfig config, const int *attribList) const;
+    void destroyPbuffer(glx::Pbuffer pbuffer) const;
+    void queryDrawable(glx::Drawable drawable, int attribute, unsigned int *value) const;
+
+    // GLX_ARB_create_context
+    glx::Context createContextAttribsARB(glx::FBConfig config, glx::Context shareContext, Bool direct, const int *attribList) const;
+
+    // GLX_EXT_swap_control
+    void swapIntervalEXT(glx::Drawable drawable, int interval) const;
+
+    // GLX_MESA_swap_control
+    int swapIntervalMESA(int interval) const;
+
+    // GLX_SGI_swap_control
+    int swapIntervalSGI(int interval) const;
+
+  private:
+    // So as to isolate GLX from angle we do not include angleutils.h and cannot
+    // use angle::NonCopyable so we replicated it here instead.
+    FunctionsGLX(const FunctionsGLX&) = delete;
+    void operator=(const FunctionsGLX&) = delete;
+
+    struct GLXFunctionTable;
+
+    static void *sLibHandle;
+    Display *mXDisplay;
+    int mXScreen;
+
+    GLXFunctionTable *mFnPtrs;
+    std::vector<std::string> mExtensions;
+};
+
+}
+
+#endif // LIBANGLE_RENDERER_GL_GLX_FUNCTIONSGLX_H_