1 files changed, 121 insertions, 0 deletions
diff --git a/jwxyz/jwxyz-android.h b/jwxyz/jwxyz-android.h
new file mode 100644
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--- /dev/null
+++ b/jwxyz/jwxyz-android.h
@@ -0,0 +1,121 @@
+/* xscreensaver, Copyright (c) 2016 Jamie Zawinski <jwz@jwz.org>
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation.  No representations are made about the suitability of this
+ * software for any purpose.  It is provided "as is" without express or 
+ * implied warranty.
+ */
+
+#ifndef __JWXYZ_ANDROID_H__
+#define __JWXYZ_ANDROID_H__
+
+#include "jwxyz.h"
+#include "../hacks/fps.h"
+
+#include <android/log.h>
+/* Native EGL is Android 2.3/API 9. EGL in Java is available from API 1. */
+#include <EGL/egl.h>
+#include <GLES/glext.h>
+#include <jni.h>
+
+/* From utils/visual.c. */
+#define DEFAULT_VISUAL	-1
+#define GL_VISUAL	-6
+
+struct jwxyz_Drawable {
+  enum { WINDOW, PIXMAP } type;
+  XRectangle frame;
+  union {
+    /* JWXYZ_GL */
+    EGLSurface egl_surface;
+    GLuint texture; /* If this is 0, it's the default framebuffer. */
+
+    /* JWXYZ_IMAGE */
+    void *image_data;
+  };
+  union {
+    struct {
+      struct running_hack *rh;
+      int last_mouse_x, last_mouse_y;
+    } window;
+    struct {
+      int depth;
+    } pixmap;
+  };
+};
+
+struct running_hack {
+  struct xscreensaver_function_table *xsft;
+  Display *dpy;
+  Window window;
+  fps_state *fpst;
+  void *closure;
+  JNIEnv *jni_env;
+  jobject jobject;
+
+  Bool jwxyz_gl_p, egl_p;
+
+  /* JWXYZ_GL */
+  EGLContext egl_ctx;
+  EGLSurface egl_surface;
+  EGLDisplay egl_display;
+  GLint fb_default;
+
+  EGLConfig egl_config;
+
+  struct jwxyz_Drawable frontbuffer;
+  GC copy_gc;
+  Bool gl_fbo_p, frontbuffer_p;
+  GLuint fb_pixmap;
+
+  Drawable current_drawable;
+
+  /* JWXYZ_IMAGE */
+  ANativeWindow *native_window;
+
+  Bool ignore_rotation_p;
+
+  jwzgles_state *gles_state;
+
+  unsigned long frame_count;
+  Bool initted_p;
+  struct event_queue *event_queue;
+};
+
+
+// Methods of the Java class org.jwz.jwxyz that are implemented in C.
+
+JNIEXPORT void JNICALL
+Java_org_jwz_xscreensaver_jwxyz_nativeInit (JNIEnv *, jobject thiz,
+                                            jstring jhack,
+                                            jobject defaults,
+                                            jint w, jint h,
+                                            jobject jni_surface);
+
+JNIEXPORT void JNICALL
+Java_org_jwz_xscreensaver_jwxyz_nativeResize (JNIEnv *, jobject thiz,
+                                              jint w, jint h, jdouble rot);
+
+JNIEXPORT jlong JNICALL
+Java_org_jwz_xscreensaver_jwxyz_nativeRender (JNIEnv *, jobject thiz);
+
+JNIEXPORT void JNICALL
+Java_org_jwz_xscreensaver_jwxyz_nativeDone (JNIEnv *, jobject thiz);
+
+JNIEXPORT void JNICALL
+Java_org_jwz_xscreensaver_jwxyz_sendButtonEvent (JNIEnv *, jobject thiz,
+                                                 int x, int y, jboolean down);
+
+JNIEXPORT void JNICALL
+Java_org_jwz_xscreensaver_jwxyz_sendMotionEvent (JNIEnv *, jobject thiz,
+                                                 int x, int y);
+
+JNIEXPORT void JNICALL
+Java_org_jwz_xscreensaver_jwxyz_sendKeyEvent (JNIEnv *, jobject thiz,
+                                              jboolean down_p,
+                                              int code, int mods);
+
+#endif // __JWXYZ_ANDROID_H__