1#!/bin/bash
2set -u
3set -e
4
5if [ -z "$ANDROID_BUILD_TOP" ] ; then
6    echo "ANDROID_BUILD_TOP is not set, did you run lunch?"
7    exit 1
8fi
9
10# Avoid spewing files in any location other than the intended one.
11if [ ! -x "$PWD/gen" ] ; then
12    echo "Run this script from its parent directory".
13    exit 1
14fi
15
16rm -rf out generated
17
18mkdir out
19
20# Create stub Java files for Android APIs that are used by the code we generate.
21# This allows us to test the generated code without building the rest of Android.
22
23mkdir -p out/javax/microedition/khronos/opengles
24mkdir -p out/com/google/android/gles_jni
25mkdir -p out/android/app
26mkdir -p out/android/graphics
27mkdir -p out/android/view
28mkdir -p out/android/opengl
29mkdir -p out/android/content
30mkdir -p out/android/content/pm
31mkdir -p out/android/os
32mkdir -p out/android/util
33
34echo "package android.graphics;" > out/android/graphics/Canvas.java
35echo "public interface Canvas {}" >> out/android/graphics/Canvas.java
36
37echo "package android.app; import android.content.pm.IPackageManager; public class AppGlobals { public static IPackageManager getPackageManager() { return null;} }" > out/android/app/AppGlobals.java
38# echo "package android.content; import android.content.pm.PackageManager; public interface Context { public PackageManager getPackageManager(); }" > out/android/content/Context.java
39echo "package android.content.pm; public class ApplicationInfo {public int targetSdkVersion;}" > out/android/content/pm/ApplicationInfo.java
40echo "package android.content.pm; public interface IPackageManager {ApplicationInfo getApplicationInfo(java.lang.String packageName, int flags, java.lang.String userId) throws android.os.RemoteException;}" > out/android/content/pm/IPackageManager.java
41echo "package android.os; public class Build {public static class VERSION_CODES { public static final int CUPCAKE = 3;};	}" > out/android/os/Build.java
42echo "package android.os; public class UserHandle {public static String myUserId() { return \"\"; } }" > out/android/os/UserHandle.java
43echo "package android.os; public class RemoteException extends Exception {}" > out/android/os/RemoteException.java
44echo "package android.util; public class Log {public static void w(String a, String b) {} public static void e(String a, String b) {}}" > out/android/util/Log.java
45
46echo "package android.opengl; public abstract class EGLObjectHandle { public int getHandle() { return 0; } }" > out/android/opengl/EGLObjectHandle.java
47
48
49echo "package android.graphics;" > out/android/graphics/SurfaceTexture.java
50echo "public interface SurfaceTexture {}" >> out/android/graphics/SurfaceTexture.java
51echo "package android.view;" > out/android/view/SurfaceView.java
52echo "public interface SurfaceView { SurfaceHolder getHolder(); }" >> out/android/view/SurfaceView.java
53echo "package android.view;" > out/android/view/Surface.java
54echo "public interface Surface {}" >> out/android/view/Surface.java
55echo "package android.view;" > out/android/view/SurfaceHolder.java
56echo "public interface SurfaceHolder { Surface getSurface(); }" >> out/android/view/SurfaceHolder.java
57
58cp static/egl/*.java out/android/opengl/
59
60GLFILE=out/javax/microedition/khronos/opengles/GL.java
61cp stubs/jsr239/GLHeader.java-if $GLFILE
62
63GLGEN_FILES="CFunc.java CType.java CodeEmitter.java EGLCodeEmitter.java GenerateEGL.java GenerateGL.java GenerateGLES.java GLESCodeEmitter.java JFunc.java JniCodeEmitter.java JType.java Jsr239CodeEmitter.java ParameterChecker.java"
64
65pushd src > /dev/null
66javac ${GLGEN_FILES}
67JAVAC_RESULT=$?
68if [ $JAVAC_RESULT -ne 0 ]; then
69    echo "Could not compile glgen."
70    exit $JAVAC_RESULT
71fi
72popd > /dev/null
73
74echo "Generating JSR239-like APIs"
75java -classpath src GenerateGL -c specs/jsr239/glspec-1.0 \
76                                  specs/jsr239/glspec-1.0ext \
77                                  specs/jsr239/glspec-1.1 \
78                                  specs/jsr239/glspec-1.1ext \
79                                  specs/jsr239/glspec-1.1extpack \
80                                  specs/jsr239/glspec-checks
81JAVA_RESULT=$?
82if [ $JAVA_RESULT -ne 0 ]; then
83    echo "Could not run GenerateGL."
84    exit $JAVA_RESULT
85fi
86
87echo "Generating static OpenGLES bindings"
88java -classpath src GenerateGLES
89JAVA_RESULT=$?
90if [ $JAVA_RESULT -ne 0 ]; then
91    echo "Could not run GenerateGLES."
92    exit $JAVA_RESULT
93fi
94
95echo "Generating static EGL bindings"
96java -classpath src GenerateEGL
97JAVA_RESULT=$?
98if [ $JAVA_RESULT -ne 0 ]; then
99    echo "Could not run GenerateEGL."
100    exit $JAVA_RESULT
101fi
102
103rm src/*.class
104
105# Add UnsupportedAppUsage.java to known sources.
106mkdir -p out/android/compat/annotation
107cp ${ANDROID_BUILD_TOP}/tools/platform-compat/java/android/compat/annotation/UnsupportedAppUsage.java out/android/compat/annotation
108
109pushd out > /dev/null
110mkdir classes
111javac -d classes    android/opengl/EGL14.java \
112                    android/opengl/EGL15.java \
113                    android/opengl/EGLExt.java \
114                    com/google/android/gles_jni/GLImpl.java \
115                    javax/microedition/khronos/opengles/GL10.java \
116                    javax/microedition/khronos/opengles/GL10Ext.java \
117                    javax/microedition/khronos/opengles/GL11.java \
118                    javax/microedition/khronos/opengles/GL11Ext.java \
119                    javax/microedition/khronos/opengles/GL11ExtensionPack.java \
120                    android/opengl/GLES10.java \
121                    android/opengl/GLES10Ext.java \
122                    android/opengl/GLES11.java \
123                    android/opengl/GLES11Ext.java \
124                    android/opengl/GLES20.java \
125                    android/opengl/GLES30.java \
126                    android/opengl/GLES31.java \
127                    android/opengl/GLES31Ext.java \
128                    android/opengl/GLES32.java \
129                    android/compat/annotation/UnsupportedAppUsage.java
130popd > /dev/null
131JAVA_RESULT=$?
132if [ $JAVA_RESULT -ne 0 ]; then
133    echo "Could not compile generated classes."
134    exit $JAVA_RESULT
135fi
136
137rm -rf generated
138mkdir -p generated/C
139cp out/com_google_android_gles_jni_GLImpl.cpp generated/C
140cp -r out/com generated
141cp -r out/javax generated
142
143cp out/android_opengl_*.cpp generated/C
144mkdir -p generated/android/opengl
145cp -r out/android/opengl generated/android
146
147rm -rf out
148KEEP_GENERATED=0
149SAID_PLEASE=0
150
151# compareGenerated destDir generatedDir file
152compareGenerated() {
153    if cmp -s $1/$3 $2/$3 ; then
154        echo "#    " $3 unchanged
155    else
156        echo "#    " $3 changed
157        if [ $SAID_PLEASE == "0" ] ; then
158            echo Please evaluate the following commands:
159            echo
160            SAID_PLEASE=1
161        fi
162        echo "    cp $2/$3 $1/$3"
163        echo "    (cd $1; git add $3)"
164        KEEP_GENERATED=1
165    fi
166}
167
168compareGenerated ${ANDROID_BUILD_TOP}/frameworks/base/core/jni generated/C com_google_android_gles_jni_GLImpl.cpp
169compareGenerated ${ANDROID_BUILD_TOP}/frameworks/base/opengl/java/com/google/android/gles_jni generated/com/google/android/gles_jni GLImpl.java
170
171for x in GL.java GL10.java GL10Ext.java GL11.java GL11Ext.java GL11ExtensionPack.java
172do
173    compareGenerated ${ANDROID_BUILD_TOP}/frameworks/base/opengl/java/javax/microedition/khronos/opengles generated/javax/microedition/khronos/opengles $x
174done
175
176for x in EGL14 EGL15 EGLExt GLES10 GLES10Ext GLES11 GLES11Ext GLES20 GLES30 GLES31 GLES31Ext GLES32
177do
178    compareGenerated ${ANDROID_BUILD_TOP}/frameworks/base/opengl/java/android/opengl generated/android/opengl ${x}.java
179    compareGenerated ${ANDROID_BUILD_TOP}/frameworks/base/core/jni generated/C android_opengl_${x}.cpp
180done
181
182for x in EGLConfig EGLContext EGLDisplay EGLObjectHandle EGLSurface EGLImage EGLSync
183do
184    compareGenerated ${ANDROID_BUILD_TOP}/frameworks/base/opengl/java/android/opengl generated/android/opengl ${x}.java
185done
186
187if [ $KEEP_GENERATED == "0" ] ; then
188    rm -rf generated
189fi
190