1 files changed, 87 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/android/GraphicsContext3DProxy.cpp b/Source/WebCore/platform/graphics/android/GraphicsContext3DProxy.cpp
new file mode 100644
index 0000000..e2ab6f9
--- /dev/null
+++ b/Source/WebCore/platform/graphics/android/GraphicsContext3DProxy.cpp
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2012 Sony Ericsson Mobile Communications AB
+ * Copyright (C) 2012 Sony Mobile Communications AB
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#if ENABLE(WEBGL)
+
+#include "GraphicsContext3DProxy.h"
+#include "GraphicsContext3DInternal.h"
+
+namespace WebCore {
+
+GraphicsContext3DProxy::GraphicsContext3DProxy()
+    : m_texture(0)
+{
+    LOGWEBGL("GraphicsContext3DProxy::GraphicsContext3DProxy(), this = %p", this);
+}
+
+GraphicsContext3DProxy::~GraphicsContext3DProxy()
+{
+    LOGWEBGL("GraphicsContext3DProxy::~GraphicsContext3DProxy(), this = %p", this);
+}
+
+void GraphicsContext3DProxy::setGraphicsContext(GraphicsContext3DInternal* context)
+{
+    MutexLocker lock(m_mutex);
+    m_context = context;
+}
+
+bool GraphicsContext3DProxy::lockFrontBuffer(GLuint& texture, SkRect& rect)
+{
+    MutexLocker lock(m_mutex);
+    if (!m_context) {
+        return false;
+    }
+    EGLImageKHR image;
+    bool locked = m_context->lockFrontBuffer(image, rect);
+    if (locked) {
+        if (m_texture == 0)
+            glGenTextures(1, &m_texture);
+
+        glBindTexture(GL_TEXTURE_EXTERNAL_OES, m_texture);
+        glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, image);
+        glBindTexture(GL_TEXTURE_EXTERNAL_OES, 0);
+        texture = m_texture;
+    }
+
+    return locked;
+}
+
+void GraphicsContext3DProxy::releaseFrontBuffer()
+{
+    MutexLocker lock(m_mutex);
+    if (m_texture) {
+        glDeleteTextures(1, &m_texture);
+        m_texture = 0;
+    }
+    if (!m_context) {
+        return;
+    }
+    m_context->releaseFrontBuffer();
+}
+}
+#endif // ENABLE(WEBGL)