Add dispatch generation for wgl.

This is very poorly tested at this point, but survives a simple testcase.

1 files changed, 60 insertions, 0 deletions

diff --git a/include/epoxy/wgl.h b/include/epoxy/wgl.h
new file mode 100644
index 0000000..ded7b59
--- /dev/null
+++ b/include/epoxy/wgl.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+/** @file wgl.h
+ *
+ * Provides an implementation of a WGL dispatch layer using a hidden
+ * vtable.
+ */
+
+#ifndef __EPOXY_WGL_H
+#define __EPOXY_WGL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdbool.h>
+#include <windows.h>
+
+#undef wglUseFontBitmaps
+#undef wglUseFontOutlines
+
+#if defined(__wglxext_h_)
+#error epoxy/wgl.h must be included before (or in place of) wgl.h
+#else
+#define __wglxext_h_
+#endif
+
+#pragma once
+
+#include "epoxy/wgl_generated.h"
+#include "epoxy/wgl_generated_vtable_defines.h"
+
+bool epoxy_has_wgl_extension(HDC hdc, const char *extension);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* __EPOXY_WGL_H */