v0.4.2b: added sources for FroyoGLES20Fix

SPD-classes/src/main/jniSources/Android.mk

@@ -0,0 +1,9 @@
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE    := FroyoGLES20Fix
+LOCAL_SRC_FILES := FroyoGLES20Fix.c
+LOCAL_LDLIBS    := -lGLESv2
+
+include $(BUILD_SHARED_LIBRARY)

SPD-classes/src/main/jniSources/FroyoGLES20Fix.c

@@ -0,0 +1,35 @@
+/*
+ * Pixel Dungeon
+ * Copyright (C) 2012-2015  Oleg Dolya
+ *
+ * Shattered Pixel Dungeon
+ * Copyright (C) 2014-2016 Evan Debenham
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+#include <jni.h>
+#include <GLES2/gl2.h>
+
+void Java_com_watabou_glwrap_FroyoGLES20Fix_glVertexAttribPointer
+        (JNIEnv *env, jclass c, jint index, jint size, jint type, jboolean normalized, jint stride, jint offset)
+{
+    glVertexAttribPointer(index, size, type, normalized, stride, (const void*)offset);
+}
+
+void Java_com_watabou_glwrap_FroyoGLES20Fix_glDrawElements
+        (JNIEnv *env, jclass c, jint mode, jint count, jint type, jint offset)
+{
+    glDrawElements(mode, count, type, (const void*)offset);
+}

SPD-classes/src/main/jniSources/README.txt

@@ -0,0 +1,12 @@
+These sources are provided for FOSS completeness, but compiling them is optional.
+
+The folder jniLibs already contains compiled versions of FroyoGLES20Fix.c, and makes compiling
+The sources here an optional step in building Shattered Pixel Dungeon. This is done so that
+The Android NDK is not required for project compilation, but those who want to ensure they are 100%
+building from source can still do so.
+
+There is no functional difference between using the provided .so files, and compiling your own.
+
+In order to compile these files you will need the Android NDK.
+
+TODO: provide build instructions, or a build script, or make a gradle task.