Require the user to download eigen instead of including it. This is m…

…ore for commit readibility than for keeping the repo small.

.gitignore

@@ -3,4 +3,5 @@ build*
 bindings/processing
 external/opencv
 external/libusb*
-external/SDL2
+external/SDL2
+external/eigen

README.osx

@@ -11,8 +11,8 @@ You will need...
 ... to install Homebrew: http://mxcl.github.com/homebrew/
 	$ ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
 	$ brew doctor
-... to install cmake, and git from Homebrew
-	$ brew install cmake git
+... to install cmake, mercurial, and git from Homebrew
+	$ brew install cmake hg git
 … to download and install Doxygen (http://www.stack.nl/~dimitri/doxygen/download.html#latestsrc) to generate the documentation (optional)
 
 

README.win64_msvc

@@ -7,12 +7,19 @@ Requirements
   http://www.cmake.org/cmake/resources/software.html
 - Git
   http://code.google.com/p/msysgit/
+- Mercurial
+  https://mercurial.selenic.com/wiki/Download
 
 1. Clone the PS Move API repository
     `git clone --recursive https://github.com/cboulay/psmoveapi.git`
     `cd psmoveapi`
 
-2. Build libusb-1.0
+2. Eigen
+    Required - Necessary for orientation algorithms
+    `cd external`
+    `hg clone https://bitbucket.org/eigen/eigen`
+
+3. Build libusb-1.0
     Optional - Only required if you are building the positional tracker.
     Open psmoveapi\external\libusb-1.0\msvc\libusb_2013.sln
     Change the target to Release x64 (at the top of the Visual Studio window).
@@ -23,7 +30,7 @@ Requirements
     Click OK
     Right-click on libusb-1.0 (static) and Build.
 
-3. OpenCV
+4. OpenCV
     Optional - Only required if you are building the positional tracker.
     Still in `psmoveapi/external`
     `git clone --depth 1 --branch 2.4.11 git://github.com/Itseez/opencv.git`
@@ -38,7 +45,7 @@ Requirements
 
     Note: OpenCV 2.4.11 is required only for MSVC builds of the psmoveapi; Linux and Mac builds of the psmoveapi require OpenCV 3.
 
-4. SDL2
+5. SDL2
     Optional - Only required if you are building the OpenGL examples.
     Still in `psmoveapi/external`
     `cd SDL2`
@@ -50,7 +57,7 @@ Requirements
     Change the target to Release (at the top of the VS window).
     Build the solution (Press F7).
 
-4. Build psmoveapi
+6. Build psmoveapi
 
     Still in the VS2013 command prompt:
 
@@ -64,9 +71,9 @@ Requirements
     Change the target to Release.
     Build the solution (Press F7).
 
-5. Read [this Wiki](https://github.com/cboulay/psmove-ue4/wiki) for windows-specific information on pairing and connecting the psmove controller and on using the PS3Eye camera.
+7. Read [this Wiki](https://github.com/cboulay/psmove-ue4/wiki) for windows-specific information on pairing and connecting the psmove controller and on using the PS3Eye camera.
 
-6. Start one of the desired test applications
+8. Start one of the desired test applications
 
     If you previously chose to build the example applications (which is the
     default), you can then run

contrib/build-osx-snapshot

@@ -29,6 +29,12 @@ if [ ! -f $PSMOVEAPI_CHECKOUT/CMakeLists.txt ]; then
     exit 1
 fi
 
+# Download the eigen library needed for orientation estimation
+(
+    cd $PSMOVEAPI_CHECKOUT/external
+    hg clone https://bitbucket.org/eigen/eigen
+)
+
 # Build libusb-1.0 as universal static library
 # needed for the PS3EYEDriver to access the PSEye
 # otherwise we'd dynamically link against some the Homebrew libusb