Use long to store pointers in GLES_JNI/EGL classes

Change-Id: I43b32f2a85c07b3f59c57e28e3d03e8d1cabcd8b
Signed-off-by: Marcus Oakland <marcus.oakland@arm.com>
Signed-off-by: Ashok Bhat <ashok.bhat@arm.com>

5 files changed, 48 insertions, 30 deletions

diff --git a/opengl/java/com/google/android/gles_jni/EGLConfigImpl.java b/opengl/java/com/google/android/gles_jni/EGLConfigImpl.java
index c2f4400..1902a40 100644
--- a/opengl/java/com/google/android/gles_jni/EGLConfigImpl.java
+++ b/opengl/java/com/google/android/gles_jni/EGLConfigImpl.java
@@ -19,13 +19,13 @@ package com.google.android.gles_jni;
 import javax.microedition.khronos.egl.*;
 
 public class EGLConfigImpl extends EGLConfig {
-    private int mEGLConfig;
+    private long mEGLConfig;
 
-    EGLConfigImpl(int config) {
+    EGLConfigImpl(long config) {
         mEGLConfig = config;
     }
     
-    int get() {
+    long get() {
         return mEGLConfig;
     }
 }
diff --git a/opengl/java/com/google/android/gles_jni/EGLContextImpl.java b/opengl/java/com/google/android/gles_jni/EGLContextImpl.java
index cd36099..47369ac 100644
--- a/opengl/java/com/google/android/gles_jni/EGLContextImpl.java
+++ b/opengl/java/com/google/android/gles_jni/EGLContextImpl.java
@@ -21,13 +21,13 @@ import javax.microedition.khronos.opengles.GL;
 
 public class EGLContextImpl extends EGLContext {
     private GLImpl mGLContext;
-    int mEGLContext;
-    
-    public EGLContextImpl(int ctx) {
+    long mEGLContext;
+
+    public EGLContextImpl(long ctx) {
         mEGLContext = ctx;
         mGLContext = new GLImpl();
     }
- 
+
     @Override
     public GL getGL() {
         return mGLContext;
@@ -45,6 +45,12 @@ public class EGLContextImpl extends EGLContext {
 
     @Override
     public int hashCode() {
-        return mEGLContext;
+        /*
+         * Based on the algorithm suggested in
+         * http://developer.android.com/reference/java/lang/Object.html
+         */
+        int result = 17;
+        result = 31 * result + (int) (mEGLContext ^ (mEGLContext >>> 32));
+        return result;
     }
 }
diff --git a/opengl/java/com/google/android/gles_jni/EGLDisplayImpl.java b/opengl/java/com/google/android/gles_jni/EGLDisplayImpl.java
index e6c9817..9b932fc 100644
--- a/opengl/java/com/google/android/gles_jni/EGLDisplayImpl.java
+++ b/opengl/java/com/google/android/gles_jni/EGLDisplayImpl.java
@@ -19,9 +19,9 @@ package com.google.android.gles_jni;
 import javax.microedition.khronos.egl.*;
 
 public class EGLDisplayImpl extends EGLDisplay {
-    int mEGLDisplay;
+    long mEGLDisplay;
 
-    public EGLDisplayImpl(int dpy) {
+    public EGLDisplayImpl(long dpy) {
         mEGLDisplay = dpy;
     }
 
@@ -38,6 +38,12 @@ public class EGLDisplayImpl extends EGLDisplay {
 
     @Override
     public int hashCode() {
-        return mEGLDisplay;
+        /*
+         * Based on the algorithm suggested in
+         * http://developer.android.com/reference/java/lang/Object.html
+         */
+        int result = 17;
+        result = 31 * result + (int) (mEGLDisplay ^ (mEGLDisplay >>> 32));
+        return result;
     }
 }
diff --git a/opengl/java/com/google/android/gles_jni/EGLImpl.java b/opengl/java/com/google/android/gles_jni/EGLImpl.java
index 64a54c2..41fb072 100644
--- a/opengl/java/com/google/android/gles_jni/EGLImpl.java
+++ b/opengl/java/com/google/android/gles_jni/EGLImpl.java
@@ -51,7 +51,7 @@ public class EGLImpl implements EGL10 {
     public static native int  getInitCount(EGLDisplay display);
 
     public EGLContext eglCreateContext(EGLDisplay display, EGLConfig config, EGLContext share_context, int[] attrib_list) {
-        int eglContextId = _eglCreateContext(display, config, share_context, attrib_list);
+        long eglContextId = _eglCreateContext(display, config, share_context, attrib_list);
         if (eglContextId == 0) {
             return EGL10.EGL_NO_CONTEXT;
         }
@@ -59,7 +59,7 @@ public class EGLImpl implements EGL10 {
     }
 
     public EGLSurface eglCreatePbufferSurface(EGLDisplay display, EGLConfig config, int[] attrib_list) {
-        int eglSurfaceId = _eglCreatePbufferSurface(display, config, attrib_list);
+        long eglSurfaceId = _eglCreatePbufferSurface(display, config, attrib_list);
         if (eglSurfaceId == 0) {
             return EGL10.EGL_NO_SURFACE;
         }
@@ -87,7 +87,7 @@ public class EGLImpl implements EGL10 {
             sur = (Surface) native_window;
         }
 
-        int eglSurfaceId;
+        long eglSurfaceId;
         if (sur != null) {
             eglSurfaceId = _eglCreateWindowSurface(display, config, sur, attrib_list);
         } else if (native_window instanceof SurfaceTexture) {
@@ -106,7 +106,7 @@ public class EGLImpl implements EGL10 {
     }
 
     public synchronized EGLDisplay eglGetDisplay(Object native_display) {
-        int value = _eglGetDisplay(native_display);
+        long value = _eglGetDisplay(native_display);
         if (value == 0) {
             return EGL10.EGL_NO_DISPLAY;
         }
@@ -116,7 +116,7 @@ public class EGLImpl implements EGL10 {
     }
 
     public synchronized EGLContext eglGetCurrentContext() {
-        int value = _eglGetCurrentContext();
+        long value = _eglGetCurrentContext();
         if (value == 0) {
             return EGL10.EGL_NO_CONTEXT;
         }
@@ -126,7 +126,7 @@ public class EGLImpl implements EGL10 {
     }
 
     public synchronized EGLDisplay eglGetCurrentDisplay() {
-        int value = _eglGetCurrentDisplay();
+        long value = _eglGetCurrentDisplay();
         if (value == 0) {
             return EGL10.EGL_NO_DISPLAY;
         }
@@ -136,7 +136,7 @@ public class EGLImpl implements EGL10 {
     }
 
     public synchronized EGLSurface eglGetCurrentSurface(int readdraw) {
-        int value = _eglGetCurrentSurface(readdraw);
+        long value = _eglGetCurrentSurface(readdraw);
         if (value == 0) {
             return EGL10.EGL_NO_SURFACE;
         }
@@ -145,15 +145,15 @@ public class EGLImpl implements EGL10 {
         return mSurface;
     }
 
-    private native int _eglCreateContext(EGLDisplay display, EGLConfig config, EGLContext share_context, int[] attrib_list);
-    private native int _eglCreatePbufferSurface(EGLDisplay display, EGLConfig config, int[] attrib_list);
+    private native long _eglCreateContext(EGLDisplay display, EGLConfig config, EGLContext share_context, int[] attrib_list);
+    private native long _eglCreatePbufferSurface(EGLDisplay display, EGLConfig config, int[] attrib_list);
     private native void _eglCreatePixmapSurface(EGLSurface sur, EGLDisplay display, EGLConfig config, Object native_pixmap, int[] attrib_list);
-    private native int _eglCreateWindowSurface(EGLDisplay display, EGLConfig config, Object native_window, int[] attrib_list);
-    private native int _eglCreateWindowSurfaceTexture(EGLDisplay display, EGLConfig config, Object native_window, int[] attrib_list);
-    private native int _eglGetDisplay(Object native_display);
-    private native int _eglGetCurrentContext();
-    private native int _eglGetCurrentDisplay();
-    private native int _eglGetCurrentSurface(int readdraw);
+    private native long _eglCreateWindowSurface(EGLDisplay display, EGLConfig config, Object native_window, int[] attrib_list);
+    private native long _eglCreateWindowSurfaceTexture(EGLDisplay display, EGLConfig config, Object native_window, int[] attrib_list);
+    private native long _eglGetDisplay(Object native_display);
+    private native long _eglGetCurrentContext();
+    private native long _eglGetCurrentDisplay();
+    private native long _eglGetCurrentSurface(int readdraw);
 
     native private static void _nativeClassInit();
     static { _nativeClassInit(); }
diff --git a/opengl/java/com/google/android/gles_jni/EGLSurfaceImpl.java b/opengl/java/com/google/android/gles_jni/EGLSurfaceImpl.java
index e7f15dc..7a3ed24 100644
--- a/opengl/java/com/google/android/gles_jni/EGLSurfaceImpl.java
+++ b/opengl/java/com/google/android/gles_jni/EGLSurfaceImpl.java
@@ -19,13 +19,13 @@ package com.google.android.gles_jni;
 import javax.microedition.khronos.egl.*;
 
 public class EGLSurfaceImpl extends EGLSurface {
-    int mEGLSurface;
-    private int mNativePixelRef;
+    long mEGLSurface;
+    private long mNativePixelRef;
     public EGLSurfaceImpl() {
         mEGLSurface = 0;
         mNativePixelRef = 0;
     }
-    public EGLSurfaceImpl(int surface) {
+    public EGLSurfaceImpl(long surface) {
         mEGLSurface = surface;
         mNativePixelRef = 0;
     }
@@ -43,6 +43,12 @@ public class EGLSurfaceImpl extends EGLSurface {
 
     @Override
     public int hashCode() {
-        return mEGLSurface;
+        /*
+         * Based on the algorithm suggested in
+         * http://developer.android.com/reference/java/lang/Object.html
+         */
+        int result = 17;
+        result = 31 * result + (int) (mEGLSurface ^ (mEGLSurface >>> 32));
+        return result;
     }
 }