Fixing line endings to LF so trybot works.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@31185 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 404 insertions, 404 deletions

diff --git a/o3d/core/cross/message_commands.h b/o3d/core/cross/message_commands.h
index 0a069ed..5ffeff3 100644
--- a/o3d/core/cross/message_commands.h
+++ b/o3d/core/cross/message_commands.h
@@ -1,404 +1,404 @@
-/*

- * Copyright 2009, Google Inc.

- * All rights reserved.

- *

- * 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.

- *     * Neither the name of Google Inc. nor the names of its

- * contributors may be used to endorse or promote products derived from

- * this software without specific prior written permission.

- *

- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

- * "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.

- */

-

-// This file contains the declarations of various IMC messages for O3D.

-

-#ifndef O3D_CORE_CROSS_MESSAGE_COMMANDS_H_

-#define O3D_CORE_CROSS_MESSAGE_COMMANDS_H_

-

-#include "core/cross/types.h"

-#include "core/cross/packing.h"

-

-namespace o3d {

-

-// Max length of the string storing the version of O3D as returned by the

-// GET_VERSION message

-#define MAX_VERSION_STRING_LENGTH 128

-

-// Make sure the compiler does not add extra padding to any of the message

-// structures.

-O3D_PUSH_STRUCTURE_PACKING_1;

-

-// This macro is used to safely and convienently expand the list of possible IMC

-// messages in to various lists and never have them get out of sync. To add a

-// new message add a this list, the first argument is the enum Id, the second

-// argument is the name of the structure that describes the message. Once you've

-// added it to this list, create the structure below and then add a function in

-// message_queue.cc called ProcessMessageStructureName where

-// MessageStructureName is the name of your message structure.

-//

-// NOTE: THE ORDER OF THESE MUST NOT CHANGE (their id is derived by order)

-#define O3D_IMC_MESSAGE_LIST(OP) \

-  OP(INVALID_ID, MessageInvalidId) \

-  OP(HELLO, MessageHello) \

-  OP(ALLOCATE_SHARED_MEMORY, MessageAllocateSharedMemory) \

-  OP(UPDATE_TEXTURE2D, MessageUpdateTexture2D) \

-  OP(REGISTER_SHARED_MEMORY, MessageRegisterSharedMemory) \

-  OP(UNREGISTER_SHARED_MEMORY, MessageUnregisterSharedMemory) \

-  OP(UPDATE_TEXTURE2D_RECT, MessageUpdateTexture2DRect) \

-  OP(RENDER, MessageRender) \

-  OP(GET_VERSION, MessageGetVersion) \

-

-

-namespace imc {

-enum MessageId {

-  #define O3D_IMC_MESSAGE_OP(id, class_name)  id,

-  O3D_IMC_MESSAGE_LIST(O3D_IMC_MESSAGE_OP)

-  #undef O3D_IMC_MESSAGE_OP

-

-  MAX_NUM_IDS,

-

-  ID_FORCE_DWORD = 0x7fffffff  // Forces a 32-bit size enum

-};

-

-// Returns a string by message ID.

-const char* GetMessageDescription(MessageId id);

-};

-

-// An invalid message. This is mostly a place holder for id 0.

-struct MessageInvalidId {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::INVALID_ID;

-

-    imc::MessageId message_id;

-  };

-

-  MessageInvalidId() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  Msg msg;

-};

-

-// The first message you send.

-struct MessageHello {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::HELLO;

-

-    imc::MessageId message_id;

-  };

-

-  MessageHello() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  Msg msg;

-};

-

-// A message to allocate shared memory

-struct MessageAllocateSharedMemory {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::ALLOCATE_SHARED_MEMORY;

-    static const int32 kMaxSharedMemSize = 1024 * 1024 * 128;   // 128MB

-

-    imc::MessageId message_id;

-

-    // The amount of memory to allocate.

-    int32 mem_size;

-  };

-

-  // The response data.

-  struct ResponseData {

-    int32 buffer_id;

-  };

-

-  // A wrapper to manage the response data.

-  struct Response {

-   public:

-    Response(int32 buffer_id) {

-      data.buffer_id = buffer_id;

-    }

-

-    ResponseData data;

-  };

-

-  MessageAllocateSharedMemory() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  // Parameters:

-  //   mem_size: The number of bytes to allocate.

-  explicit MessageAllocateSharedMemory(int32 mem_size) {

-    msg.message_id = Msg::kMessageId;

-    msg.mem_size = mem_size;

-  }

-

-  Msg msg;

-};

-

-// A message to update the entire contents of a 2D texture. The number

-// of bytes MUST equal the size of the entire texture to be updated including

-// all mips.

-struct MessageUpdateTexture2D {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::UPDATE_TEXTURE2D;

-

-    imc::MessageId message_id;

-

-    // The id of the texture to set.

-    Id texture_id;

-

-    // The mip level of the texture to set.

-    int32 level;

-

-    // The id of the shared memory the contains the data to use to set the

-    // texture.

-    int32 shared_memory_id;

-

-    // The offset inside the shared memory where the texture data starts.

-    int32 offset;

-

-    // The number of bytes to get out of shared memory.

-    // NOTE: this number MUST match the size of the texture. For example for an

-    // ARGB texture it must be mip_width * mip_height * 4 * sizeof(uint8)

-    int32 number_of_bytes;

-  };

-

-  MessageUpdateTexture2D() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  // Parameters:

-  //   texture_id: The id of the texture to set.

-  //   level: The mip level of the texture to set.

-  //   shared_memory_id: The id of the shared memory the contains the data

-  //       to use to set the texture.

-  //   offset: The offset inside the shared memory where the texture data

-  //       starts.

-  //   number_of_bytes: The number of bytes to get out of shared memory.

-  //       NOTE: this number MUST match the size of the texture. For example for

-  //       an ARGB texture it must be mip_width * mip_height * 4 * sizeof(uint8)

-  MessageUpdateTexture2D(Id texture_id,

-                         int32 level,

-                         int32 shared_memory_id,

-                         int32 offset,

-                         int32 number_of_bytes) {

-    msg.message_id = Msg::kMessageId;

-    msg.texture_id = texture_id;

-    msg.level = level;

-    msg.shared_memory_id = shared_memory_id;

-    msg.offset = offset;

-    msg.number_of_bytes = number_of_bytes;

-  }

-

-  Msg msg;

-};

-

-// A message to register shared memory.

-struct MessageRegisterSharedMemory {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::REGISTER_SHARED_MEMORY;

-    static const int32 kMaxSharedMemSize = 1024 * 1024 * 128;   // 128MB

-

-    imc::MessageId message_id;

-    int32 mem_size;

-  };

-

-  MessageRegisterSharedMemory() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  explicit MessageRegisterSharedMemory(int32 mem_size) {

-    msg.message_id = Msg::kMessageId;

-    msg.mem_size = mem_size;

-  }

-

-  Msg msg;

-};

-

-// A message to unregister shared memory.

-struct MessageUnregisterSharedMemory {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::UNREGISTER_SHARED_MEMORY;

-

-    imc::MessageId message_id;

-    int32 buffer_id;

-  };

-

-  MessageUnregisterSharedMemory() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  // Parameters:

-  //   buffer_id: The id of the buffer to unregister.

-  explicit MessageUnregisterSharedMemory(int32 buffer_id) {

-    msg.message_id = Msg::kMessageId;

-    msg.buffer_id = buffer_id;

-  }

-

-  Msg msg;

-};

-

-// A message to update a portion of a 2D texture. The number of bytes MUST equal

-// the size of the portion of the texture to be updated.

-struct MessageUpdateTexture2DRect {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::UPDATE_TEXTURE2D_RECT;

-

-    imc::MessageId message_id;

-

-    // The id of the texture to set.

-    Id texture_id;

-

-    // The mip level of the texture to set.

-    int32 level;

-

-    // The left edge of the rectangle to update in the texture.

-    int32 x;

-

-    // The top edge of the rectangle to update in the texture.

-    int32 y;

-

-    // The width of the rectangle to update in the texture.

-    int32 width;

-

-    // The height of the rectangle to update in the texture.

-    int32 height;

-

-    // The id of the shared memory the contains the data to use to set the

-    // texture.

-    int32 shared_memory_id;

-

-    // The offset inside the shared memory where the texture data starts.

-    int32 offset;

-

-    // The number of bytes bytes across 1 row in the source data.

-    int32 pitch;

-  };

-

-  MessageUpdateTexture2DRect() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  // Parameters:

-  //   texture_id: The id of the texture to set.

-  //   level: The mip level of the texture to set.

-  //   x: The left edge of the rectangle to update in the texture.

-  //   y: The top edge of the rectangle to update in the texture.

-  //   width: The width of the rectangle to update in the texture.

-  //   height: The height of the rectangle to update in the texture.

-  //   shared_memory_id: The id of the shared memory the contains the data to

-  //       use to set the texture.

-  //   offset: The offset inside the shared memory where the texture data

-  //       starts.

-  //   pitch: The number of bytes bytes across 1 row in the source data.

-  MessageUpdateTexture2DRect(Id texture_id,

-                             int32 level,

-                             int32 x,

-                             int32 y,

-                             int32 width,

-                             int32 height,

-                             int32 shared_memory_id,

-                             int32 offset,

-                             int32 pitch) {

-    msg.message_id = Msg::kMessageId;

-    msg.texture_id = texture_id;

-    msg.level = level;

-    msg.x = x;

-    msg.y = y;

-    msg.width = width;

-    msg.height = height;

-    msg.shared_memory_id = shared_memory_id;

-    msg.offset = offset;

-    msg.pitch = pitch;

-  }

-

-  Msg msg;

-};

-

-// Tell O3D to render. This is generally used when O3D is in Render on demand

-// mode.

-struct MessageRender {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::RENDER;

-

-    imc::MessageId message_id;

-  };

-

-  MessageRender() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  Msg msg;

-};

-

-// Get the O3D version.

-struct MessageGetVersion {

-  // Message Content.

-  struct Msg {

-    static const imc::MessageId kMessageId = imc::GET_VERSION;

-

-    imc::MessageId message_id;

-  };

-

-  // The response data.

-  struct ResponseData {

-    // a null terminated version string in the format "x.x.x.x" where x is an

-    // integer number. Note: There may be other data after the last digit which

-    // is currently undefined.

-    char version[MAX_VERSION_STRING_LENGTH];

-  };

-

-  // A wrapper to manage the response data.

-  struct Response {

-   public:

-    Response(const char* version) {

-      strncpy(data.version, version,

-              std::min(strlen(version) + 1, sizeof(data.version)));

-      data.version[sizeof(data.version) - 1] = '\0';

-    }

-

-    ResponseData data;

-  };

-

-

-  MessageGetVersion() {

-    msg.message_id = Msg::kMessageId;

-  }

-

-  Msg msg;

-};

-

-

-O3D_POP_STRUCTURE_PACKING;

-

-}  // namespace o3d

-

-#endif  // O3D_CORE_CROSS_MESSAGE_COMMANDS_H_

-

+/*
+ * Copyright 2009, Google Inc.
+ * All rights reserved.
+ *
+ * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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.
+ */
+
+// This file contains the declarations of various IMC messages for O3D.
+
+#ifndef O3D_CORE_CROSS_MESSAGE_COMMANDS_H_
+#define O3D_CORE_CROSS_MESSAGE_COMMANDS_H_
+
+#include "core/cross/types.h"
+#include "core/cross/packing.h"
+
+namespace o3d {
+
+// Max length of the string storing the version of O3D as returned by the
+// GET_VERSION message
+#define MAX_VERSION_STRING_LENGTH 128
+
+// Make sure the compiler does not add extra padding to any of the message
+// structures.
+O3D_PUSH_STRUCTURE_PACKING_1;
+
+// This macro is used to safely and convienently expand the list of possible IMC
+// messages in to various lists and never have them get out of sync. To add a
+// new message add a this list, the first argument is the enum Id, the second
+// argument is the name of the structure that describes the message. Once you've
+// added it to this list, create the structure below and then add a function in
+// message_queue.cc called ProcessMessageStructureName where
+// MessageStructureName is the name of your message structure.
+//
+// NOTE: THE ORDER OF THESE MUST NOT CHANGE (their id is derived by order)
+#define O3D_IMC_MESSAGE_LIST(OP) \
+  OP(INVALID_ID, MessageInvalidId) \
+  OP(HELLO, MessageHello) \
+  OP(ALLOCATE_SHARED_MEMORY, MessageAllocateSharedMemory) \
+  OP(UPDATE_TEXTURE2D, MessageUpdateTexture2D) \
+  OP(REGISTER_SHARED_MEMORY, MessageRegisterSharedMemory) \
+  OP(UNREGISTER_SHARED_MEMORY, MessageUnregisterSharedMemory) \
+  OP(UPDATE_TEXTURE2D_RECT, MessageUpdateTexture2DRect) \
+  OP(RENDER, MessageRender) \
+  OP(GET_VERSION, MessageGetVersion) \
+
+
+namespace imc {
+enum MessageId {
+  #define O3D_IMC_MESSAGE_OP(id, class_name)  id,
+  O3D_IMC_MESSAGE_LIST(O3D_IMC_MESSAGE_OP)
+  #undef O3D_IMC_MESSAGE_OP
+
+  MAX_NUM_IDS,
+
+  ID_FORCE_DWORD = 0x7fffffff  // Forces a 32-bit size enum
+};
+
+// Returns a string by message ID.
+const char* GetMessageDescription(MessageId id);
+};
+
+// An invalid message. This is mostly a place holder for id 0.
+struct MessageInvalidId {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::INVALID_ID;
+
+    imc::MessageId message_id;
+  };
+
+  MessageInvalidId() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  Msg msg;
+};
+
+// The first message you send.
+struct MessageHello {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::HELLO;
+
+    imc::MessageId message_id;
+  };
+
+  MessageHello() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  Msg msg;
+};
+
+// A message to allocate shared memory
+struct MessageAllocateSharedMemory {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::ALLOCATE_SHARED_MEMORY;
+    static const int32 kMaxSharedMemSize = 1024 * 1024 * 128;   // 128MB
+
+    imc::MessageId message_id;
+
+    // The amount of memory to allocate.
+    int32 mem_size;
+  };
+
+  // The response data.
+  struct ResponseData {
+    int32 buffer_id;
+  };
+
+  // A wrapper to manage the response data.
+  struct Response {
+   public:
+    Response(int32 buffer_id) {
+      data.buffer_id = buffer_id;
+    }
+
+    ResponseData data;
+  };
+
+  MessageAllocateSharedMemory() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  // Parameters:
+  //   mem_size: The number of bytes to allocate.
+  explicit MessageAllocateSharedMemory(int32 mem_size) {
+    msg.message_id = Msg::kMessageId;
+    msg.mem_size = mem_size;
+  }
+
+  Msg msg;
+};
+
+// A message to update the entire contents of a 2D texture. The number
+// of bytes MUST equal the size of the entire texture to be updated including
+// all mips.
+struct MessageUpdateTexture2D {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::UPDATE_TEXTURE2D;
+
+    imc::MessageId message_id;
+
+    // The id of the texture to set.
+    Id texture_id;
+
+    // The mip level of the texture to set.
+    int32 level;
+
+    // The id of the shared memory the contains the data to use to set the
+    // texture.
+    int32 shared_memory_id;
+
+    // The offset inside the shared memory where the texture data starts.
+    int32 offset;
+
+    // The number of bytes to get out of shared memory.
+    // NOTE: this number MUST match the size of the texture. For example for an
+    // ARGB texture it must be mip_width * mip_height * 4 * sizeof(uint8)
+    int32 number_of_bytes;
+  };
+
+  MessageUpdateTexture2D() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  // Parameters:
+  //   texture_id: The id of the texture to set.
+  //   level: The mip level of the texture to set.
+  //   shared_memory_id: The id of the shared memory the contains the data
+  //       to use to set the texture.
+  //   offset: The offset inside the shared memory where the texture data
+  //       starts.
+  //   number_of_bytes: The number of bytes to get out of shared memory.
+  //       NOTE: this number MUST match the size of the texture. For example for
+  //       an ARGB texture it must be mip_width * mip_height * 4 * sizeof(uint8)
+  MessageUpdateTexture2D(Id texture_id,
+                         int32 level,
+                         int32 shared_memory_id,
+                         int32 offset,
+                         int32 number_of_bytes) {
+    msg.message_id = Msg::kMessageId;
+    msg.texture_id = texture_id;
+    msg.level = level;
+    msg.shared_memory_id = shared_memory_id;
+    msg.offset = offset;
+    msg.number_of_bytes = number_of_bytes;
+  }
+
+  Msg msg;
+};
+
+// A message to register shared memory.
+struct MessageRegisterSharedMemory {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::REGISTER_SHARED_MEMORY;
+    static const int32 kMaxSharedMemSize = 1024 * 1024 * 128;   // 128MB
+
+    imc::MessageId message_id;
+    int32 mem_size;
+  };
+
+  MessageRegisterSharedMemory() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  explicit MessageRegisterSharedMemory(int32 mem_size) {
+    msg.message_id = Msg::kMessageId;
+    msg.mem_size = mem_size;
+  }
+
+  Msg msg;
+};
+
+// A message to unregister shared memory.
+struct MessageUnregisterSharedMemory {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::UNREGISTER_SHARED_MEMORY;
+
+    imc::MessageId message_id;
+    int32 buffer_id;
+  };
+
+  MessageUnregisterSharedMemory() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  // Parameters:
+  //   buffer_id: The id of the buffer to unregister.
+  explicit MessageUnregisterSharedMemory(int32 buffer_id) {
+    msg.message_id = Msg::kMessageId;
+    msg.buffer_id = buffer_id;
+  }
+
+  Msg msg;
+};
+
+// A message to update a portion of a 2D texture. The number of bytes MUST equal
+// the size of the portion of the texture to be updated.
+struct MessageUpdateTexture2DRect {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::UPDATE_TEXTURE2D_RECT;
+
+    imc::MessageId message_id;
+
+    // The id of the texture to set.
+    Id texture_id;
+
+    // The mip level of the texture to set.
+    int32 level;
+
+    // The left edge of the rectangle to update in the texture.
+    int32 x;
+
+    // The top edge of the rectangle to update in the texture.
+    int32 y;
+
+    // The width of the rectangle to update in the texture.
+    int32 width;
+
+    // The height of the rectangle to update in the texture.
+    int32 height;
+
+    // The id of the shared memory the contains the data to use to set the
+    // texture.
+    int32 shared_memory_id;
+
+    // The offset inside the shared memory where the texture data starts.
+    int32 offset;
+
+    // The number of bytes bytes across 1 row in the source data.
+    int32 pitch;
+  };
+
+  MessageUpdateTexture2DRect() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  // Parameters:
+  //   texture_id: The id of the texture to set.
+  //   level: The mip level of the texture to set.
+  //   x: The left edge of the rectangle to update in the texture.
+  //   y: The top edge of the rectangle to update in the texture.
+  //   width: The width of the rectangle to update in the texture.
+  //   height: The height of the rectangle to update in the texture.
+  //   shared_memory_id: The id of the shared memory the contains the data to
+  //       use to set the texture.
+  //   offset: The offset inside the shared memory where the texture data
+  //       starts.
+  //   pitch: The number of bytes bytes across 1 row in the source data.
+  MessageUpdateTexture2DRect(Id texture_id,
+                             int32 level,
+                             int32 x,
+                             int32 y,
+                             int32 width,
+                             int32 height,
+                             int32 shared_memory_id,
+                             int32 offset,
+                             int32 pitch) {
+    msg.message_id = Msg::kMessageId;
+    msg.texture_id = texture_id;
+    msg.level = level;
+    msg.x = x;
+    msg.y = y;
+    msg.width = width;
+    msg.height = height;
+    msg.shared_memory_id = shared_memory_id;
+    msg.offset = offset;
+    msg.pitch = pitch;
+  }
+
+  Msg msg;
+};
+
+// Tell O3D to render. This is generally used when O3D is in Render on demand
+// mode.
+struct MessageRender {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::RENDER;
+
+    imc::MessageId message_id;
+  };
+
+  MessageRender() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  Msg msg;
+};
+
+// Get the O3D version.
+struct MessageGetVersion {
+  // Message Content.
+  struct Msg {
+    static const imc::MessageId kMessageId = imc::GET_VERSION;
+
+    imc::MessageId message_id;
+  };
+
+  // The response data.
+  struct ResponseData {
+    // a null terminated version string in the format "x.x.x.x" where x is an
+    // integer number. Note: There may be other data after the last digit which
+    // is currently undefined.
+    char version[MAX_VERSION_STRING_LENGTH];
+  };
+
+  // A wrapper to manage the response data.
+  struct Response {
+   public:
+    Response(const char* version) {
+      strncpy(data.version, version,
+              std::min(strlen(version) + 1, sizeof(data.version)));
+      data.version[sizeof(data.version) - 1] = '\0';
+    }
+
+    ResponseData data;
+  };
+
+
+  MessageGetVersion() {
+    msg.message_id = Msg::kMessageId;
+  }
+
+  Msg msg;
+};
+
+
+O3D_POP_STRUCTURE_PACKING;
+
+}  // namespace o3d
+
+#endif  // O3D_CORE_CROSS_MESSAGE_COMMANDS_H_
+