1 files changed, 112 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/renderer/d3d/d3d9/Buffer9.cpp b/gfx/angle/src/libANGLE/renderer/d3d/d3d9/Buffer9.cpp
new file mode 100755
index 000000000..b8abf3845
--- /dev/null
+++ b/gfx/angle/src/libANGLE/renderer/d3d/d3d9/Buffer9.cpp
@@ -0,0 +1,112 @@
+//
+// Copyright 2014 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.
+//
+
+// Buffer9.cpp Defines the Buffer9 class.
+
+#include "libANGLE/renderer/d3d/d3d9/Buffer9.h"
+#include "libANGLE/renderer/d3d/d3d9/Renderer9.h"
+
+namespace rx
+{
+
+Buffer9::Buffer9(const gl::BufferState &state, Renderer9 *renderer)
+    : BufferD3D(state, renderer), mSize(0)
+{}
+
+Buffer9::~Buffer9()
+{
+    mSize = 0;
+}
+
+gl::Error Buffer9::setData(GLenum /*target*/, const void *data, size_t size, GLenum usage)
+{
+    if (size > mMemory.size())
+    {
+        if (!mMemory.resize(size))
+        {
+            return gl::Error(GL_OUT_OF_MEMORY, "Failed to resize internal buffer.");
+        }
+    }
+
+    mSize = size;
+    if (data && size > 0)
+    {
+        memcpy(mMemory.data(), data, size);
+    }
+
+    updateD3DBufferUsage(usage);
+
+    invalidateStaticData();
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error Buffer9::getData(const uint8_t **outData)
+{
+    *outData = mMemory.data();
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error Buffer9::setSubData(GLenum /*target*/, const void *data, size_t size, size_t offset)
+{
+    if (offset + size > mMemory.size())
+    {
+        if (!mMemory.resize(offset + size))
+        {
+            return gl::Error(GL_OUT_OF_MEMORY, "Failed to resize internal buffer.");
+        }
+    }
+
+    mSize = std::max(mSize, offset + size);
+    if (data && size > 0)
+    {
+        memcpy(mMemory.data() + offset, data, size);
+    }
+
+    invalidateStaticData();
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+gl::Error Buffer9::copySubData(BufferImpl* source, GLintptr sourceOffset, GLintptr destOffset, GLsizeiptr size)
+{
+    // Note: this method is currently unreachable
+    Buffer9* sourceBuffer = GetAs<Buffer9>(source);
+    ASSERT(sourceBuffer);
+
+    memcpy(mMemory.data() + destOffset, sourceBuffer->mMemory.data() + sourceOffset, size);
+
+    invalidateStaticData();
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+// We do not support buffer mapping in D3D9
+gl::Error Buffer9::map(GLenum access, GLvoid **mapPtr)
+{
+    UNREACHABLE();
+    return gl::Error(GL_INVALID_OPERATION);
+}
+
+gl::Error Buffer9::mapRange(size_t offset, size_t length, GLbitfield access, GLvoid **mapPtr)
+{
+    UNREACHABLE();
+    return gl::Error(GL_INVALID_OPERATION);
+}
+
+gl::Error Buffer9::unmap(GLboolean *result)
+{
+    UNREACHABLE();
+    return gl::Error(GL_INVALID_OPERATION);
+}
+
+gl::Error Buffer9::markTransformFeedbackUsage()
+{
+    UNREACHABLE();
+    return gl::Error(GL_INVALID_OPERATION);
+}
+
+}  // namespace rx