more premake4 fun and tests

Demos/NativeClient/opengl_context.h

@@ -0,0 +1,90 @@
+// Copyright (c) 2011 The Native Client Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef EXAMPLES_TUMBLER_OPENGL_CONTEXT_H_
+#define EXAMPLES_TUMBLER_OPENGL_CONTEXT_H_
+
+///
+/// @file
+/// OpenGLContext manages the OpenGL context in the browser that is associated
+/// with a @a pp::Instance instance.
+///
+
+#include <pthread.h>
+
+#include <algorithm>
+#include <string>
+
+#include "opengl_context_ptrs.h"
+#include "ppapi/c/dev/ppb_opengles_dev.h"
+#include "ppapi/cpp/dev/context_3d_dev.h"
+#include "ppapi/cpp/dev/graphics_3d_client_dev.h"
+#include "ppapi/cpp/dev/graphics_3d_dev.h"
+#include "ppapi/cpp/dev/surface_3d_dev.h"
+#include "ppapi/cpp/instance.h"
+
+namespace tumbler {
+
+/// OpenGLContext manages an OpenGL rendering context in the browser.
+///
+class OpenGLContext : public pp::Graphics3DClient_Dev {
+ public:
+  explicit OpenGLContext(pp::Instance* instance);
+
+  /// Release all the in-browser resources used by this context, and make this
+  /// context invalid.
+  virtual ~OpenGLContext();
+
+  /// The Graphics3DClient interfcace.
+  virtual void Graphics3DContextLost() {
+    assert(!"Unexpectedly lost graphics context");
+  }
+
+  /// Make @a this the current 3D context in @a instance.
+  /// @param instance The instance of the NaCl module that will receive the
+  ///                 the current 3D context.
+  /// @return success.
+  bool MakeContextCurrent(pp::Instance* instance);
+
+  /// Flush the contents of this context to the browser's 3D device.
+  void FlushContext();
+
+  /// Make the underlying 3D device invalid, so that any subsequent rendering
+  /// commands will have no effect.  The next call to MakeContextCurrent() will
+  /// cause the underlying 3D device to get rebound and start receiving
+  /// receiving rendering commands again.  Use InvalidateContext(), for
+  /// example, when resizing the context's viewing area.
+  void InvalidateContext(pp::Instance* instance);
+
+  /// The OpenGL ES 2.0 interface.
+  const struct PPB_OpenGLES2_Dev* gles2() const {
+    return gles2_interface_;
+  }
+
+  /// The PP_Resource needed to make GLES2 calls through the Pepper interface.
+  const PP_Resource gl_context() const {
+    return context_.pp_resource();
+  }
+
+  /// Indicate whether a flush is pending.  This can only be called from the
+  /// main thread; it is not thread safe.
+  bool flush_pending() const {
+    return flush_pending_;
+  }
+  void set_flush_pending(bool flag) {
+    flush_pending_ = flag;
+  }
+
+ private:
+  pp::Context3D_Dev context_;
+  pp::Surface3D_Dev surface_;
+  bool flush_pending_;
+
+  const struct PPB_OpenGLES2_Dev* gles2_interface_;
+};
+
+}  // namespace tumbler
+
+#endif  // EXAMPLES_TUMBLER_OPENGL_CONTEXT_H_
+