From e86b0a2f785267775a158a32da02779544960e6e Mon Sep 17 00:00:00 2001 From: Sylvain Beucler Date: Sun, 11 Mar 2012 08:55:24 +0000 Subject: [PATCH] Add base Android and EGL code git-svn-id: svn+ssh://svn.code.sf.net/p/freeglut/code/trunk/freeglut/freeglut@1101 7f0cb862-5218-0410-a997-914c9d46530a --- android/Android.mk | 9 + android/README | 2 + src/android/freeglut_gamemode_android.c | 57 +++ src/android/freeglut_input_devices_android.c | 69 ++++ src/android/freeglut_internal_android.h | 86 ++++ src/android/freeglut_joystick_android.c | 50 +++ src/android/freeglut_main_android.c | 403 ++++++++++++++++++ src/android/freeglut_runtime_android.c | 160 +++++++ src/android/freeglut_spaceball_android.c | 58 +++ src/android/freeglut_state_android.c | 113 +++++ src/android/freeglut_window_android.c | 165 ++++++++ src/android/native_app_glue/README | 7 + .../native_app_glue/android_native_app_glue.c | 436 ++++++++++++++++++++ .../native_app_glue/android_native_app_glue.h | 349 ++++++++++++++++ src/android/opengles_stubs.c | 9 + src/egl/freeglut_display_egl.c | 36 ++ src/egl/freeglut_init_egl.c | 80 ++++ src/egl/freeglut_internal_egl.h | 68 +++ src/egl/freeglut_structure_egl.c | 34 ++ src/egl/freeglut_window_egl.c | 129 ++++++ 20 files changed, 2320 insertions(+) create mode 100644 android/Android.mk create mode 100644 android/README create mode 100644 src/android/freeglut_gamemode_android.c create mode 100644 src/android/freeglut_input_devices_android.c create mode 100644 src/android/freeglut_internal_android.h create mode 100644 src/android/freeglut_joystick_android.c create mode 100644 src/android/freeglut_main_android.c create mode 100644 src/android/freeglut_runtime_android.c create mode 100644 src/android/freeglut_spaceball_android.c create mode 100644 src/android/freeglut_state_android.c create mode 100644 src/android/freeglut_window_android.c create mode 100644 src/android/native_app_glue/README create mode 100644 src/android/native_app_glue/android_native_app_glue.c create mode 100644 src/android/native_app_glue/android_native_app_glue.h create mode 100644 src/android/opengles_stubs.c create mode 100644 src/egl/freeglut_display_egl.c create mode 100644 src/egl/freeglut_init_egl.c create mode 100644 src/egl/freeglut_internal_egl.h create mode 100644 src/egl/freeglut_structure_egl.c create mode 100644 src/egl/freeglut_window_egl.c diff --git a/android/Android.mk b/android/Android.mk new file mode 100644 index 0000000..4f69c82 --- /dev/null +++ b/android/Android.mk @@ -0,0 +1,9 @@ +LOCAL_PATH:= $(call my-dir) + +include $(CLEAR_VARS) + +LOCAL_MODULE := freeglut +LOCAL_SRC_FILES := lib/libglut.a +LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)/include + +include $(PREBUILT_STATIC_LIBRARY) diff --git a/android/README b/android/README new file mode 100644 index 0000000..e7ebf04 --- /dev/null +++ b/android/README @@ -0,0 +1,2 @@ +- Android.mk : used to create a module compatible with the NDK build + system. See ../README.android for details. diff --git a/src/android/freeglut_gamemode_android.c b/src/android/freeglut_gamemode_android.c new file mode 100644 index 0000000..d5f2316 --- /dev/null +++ b/src/android/freeglut_gamemode_android.c @@ -0,0 +1,57 @@ +/* + * freeglut_gamemode_x11.c + * + * The game mode handling code. + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" + +/* + * Changes the current display mode to match user's settings + */ +GLboolean fgPlatformChangeDisplayMode( GLboolean haveToTest ) +{ + fprintf(stderr, "fgPlatformChangeDisplayMode: STUB\n"); + return GL_FALSE; +} + +void fgPlatformEnterGameMode( void ) +{ + fprintf(stderr, "fgPlatformEnterGameMode: STUB\n"); +} + +void fgPlatformRememberState( void ) +{ + fprintf(stderr, "fgPlatformRememberState: STUB\n"); +} + +void fgPlatformRestoreState( void ) +{ + fprintf(stderr, "fgPlatformRestoreState: STUB\n"); +} + +void fgPlatformLeaveGameMode( void ) +{ + fprintf(stderr, "fgPlatformLeaveGameMode: STUB\n"); +} + diff --git a/src/android/freeglut_input_devices_android.c b/src/android/freeglut_input_devices_android.c new file mode 100644 index 0000000..41f900d --- /dev/null +++ b/src/android/freeglut_input_devices_android.c @@ -0,0 +1,69 @@ +/* + * freeglut_input_devices_android.c + * + * Handles miscellaneous input devices via direct serial-port access. + * + * Written by Joe Krahn 2005 + * Copyright (c) 2005 Stephen J. Baker. All Rights Reserved. + * Copied for Platform code by Evan Felix + * Copyright 2012 (C) Sylvain Beucler + * Creation date: Thur Feb 2 2012 + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA OR STEPHEN J. BAKER BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" +typedef struct _serialport SERIALPORT; + +/* + * Try initializing the input device(s) + */ +void fgPlatformRegisterDialDevice ( const char *dial_device ) +{ + fprintf(stderr, "fgPlatformRegisterDialDevice: STUB\n"); +} + +SERIALPORT *serial_open ( const char *device ) +{ + fprintf(stderr, "serial_open: STUB\n"); + return NULL; +} + +void serial_close(SERIALPORT *port) +{ + fprintf(stderr, "serial_close: STUB\n"); +} + +int serial_getchar(SERIALPORT *port) +{ + fprintf(stderr, "serial_getchar: STUB\n"); + return EOF; +} + +int serial_putchar(SERIALPORT *port, unsigned char ch) +{ + fprintf(stderr, "serial_putchar: STUB\n"); + return 0; +} + +void serial_flush ( SERIALPORT *port ) +{ + fprintf(stderr, "serial_flush: STUB\n"); +} diff --git a/src/android/freeglut_internal_android.h b/src/android/freeglut_internal_android.h new file mode 100644 index 0000000..8396ccc --- /dev/null +++ b/src/android/freeglut_internal_android.h @@ -0,0 +1,86 @@ +/* + * freeglut_internal_android.h + * + * The freeglut library private include file. + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef FREEGLUT_INTERNAL_ANDROID_H +#define FREEGLUT_INTERNAL_ANDROID_H + + +/* -- PLATFORM-SPECIFIC INCLUDES ------------------------------------------- */ +/* Android OpenGL ES is accessed through EGL */ +#include "../egl/freeglut_internal_egl.h" + +/** + * Virtual PAD (spots on touchscreen that simulate keys) + */ +struct vpad_state { + bool on; + bool left; + bool right; + bool up; + bool down; +}; +struct touchscreen { + struct vpad_state vpad; + bool in_mmotion; +}; + + +/* -- JOYSTICK-SPECIFIC STRUCTURES AND TYPES ------------------------------- */ +/* + * Initial defines from "js.h" starting around line 33 with the existing "freeglut_joystick.c" + * interspersed + */ + + /* + * We'll put these values in and that should + * allow the code to at least compile when there is + * no support. The JS open routine should error out + * and shut off all the code downstream anyway and if + * the application doesn't use a joystick we'll be fine. + */ + + struct JS_DATA_TYPE + { + int buttons; + int x; + int y; + }; + +# define JS_RETURN (sizeof(struct JS_DATA_TYPE)) + +/* XXX It might be better to poll the operating system for the numbers of buttons and + * XXX axes and then dynamically allocate the arrays. + */ +# define _JS_MAX_AXES 16 +typedef struct tagSFG_PlatformJoystick SFG_PlatformJoystick; +struct tagSFG_PlatformJoystick +{ + struct JS_DATA_TYPE js; + + char fname [ 128 ]; + int fd; +}; + +#endif /* FREEGLUT_INTERNAL_ANDROID_H */ diff --git a/src/android/freeglut_joystick_android.c b/src/android/freeglut_joystick_android.c new file mode 100644 index 0000000..e3a5059 --- /dev/null +++ b/src/android/freeglut_joystick_android.c @@ -0,0 +1,50 @@ +/* + * freeglut_joystick_android.c + * + * Joystick handling code + * + * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved. + * Written by Steve Baker, + * Copied for Platform code by Evan Felix + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" + +void fgPlatformJoystickRawRead( SFG_Joystick* joy, int* buttons, float* axes ) +{ + fprintf(stderr, "fgPlatformJoystickRawRead: STUB\n"); +} + +void fgPlatformJoystickOpen( SFG_Joystick* joy ) +{ + fprintf(stderr, "fgPlatformJoystickOpen: STUB\n"); +} + +void fgPlatformJoystickInit( SFG_Joystick *fgJoystick[], int ident ) +{ + fprintf(stderr, "fgJoystick: STUB\n"); +} + +void fgPlatformJoystickClose ( int ident ) +{ + fprintf(stderr, "fgPlatformJoystickClose: STUB\n"); +} diff --git a/src/android/freeglut_main_android.c b/src/android/freeglut_main_android.c new file mode 100644 index 0000000..a1a8451 --- /dev/null +++ b/src/android/freeglut_main_android.c @@ -0,0 +1,403 @@ +/* + * freeglut_main_android.c + * + * The Android-specific windows message processing methods. + * + * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved. + * Written by Pawel W. Olszta, + * Copied for Platform code by Evan Felix + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "Common/freeglut_internal.h" + +#include +#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, "FreeGLUT", __VA_ARGS__)) +#define LOGW(...) ((void)__android_log_print(ANDROID_LOG_WARN, "FreeGLUT", __VA_ARGS__)) +#include +#include + +static struct touchscreen touchscreen; +static unsigned char key_a2fg[256]; + +/* Cf. http://developer.android.com/reference/android/view/KeyEvent.html */ +/* These codes are missing in */ +/* Don't convert to enum, since it may conflict with future version of + that */ +#define AKEYCODE_FORWARD_DEL 112 +#define AKEYCODE_CTRL_LEFT 113 +#define AKEYCODE_CTRL_RIGHT 114 +#define AKEYCODE_MOVE_HOME 122 +#define AKEYCODE_MOVE_END 123 +#define AKEYCODE_INSERT 124 +#define AKEYCODE_ESCAPE 127 +#define AKEYCODE_F1 131 +#define AKEYCODE_F2 132 +#define AKEYCODE_F3 133 +#define AKEYCODE_F4 134 +#define AKEYCODE_F5 135 +#define AKEYCODE_F6 136 +#define AKEYCODE_F7 137 +#define AKEYCODE_F8 138 +#define AKEYCODE_F9 139 +#define AKEYCODE_F10 140 +#define AKEYCODE_F11 141 +#define AKEYCODE_F12 142 + +#define EVENT_HANDLED 1 +#define EVENT_NOT_HANDLED 0 + +/** + * Initialize Android keycode to GLUT keycode mapping + */ +static void key_init() { + memset(key_a2fg, 0, sizeof(key_a2fg)); + + key_a2fg[AKEYCODE_F1] = GLUT_KEY_F1; + key_a2fg[AKEYCODE_F2] = GLUT_KEY_F2; + key_a2fg[AKEYCODE_F3] = GLUT_KEY_F3; + key_a2fg[AKEYCODE_F4] = GLUT_KEY_F4; + key_a2fg[AKEYCODE_F5] = GLUT_KEY_F5; + key_a2fg[AKEYCODE_F6] = GLUT_KEY_F6; + key_a2fg[AKEYCODE_F7] = GLUT_KEY_F7; + key_a2fg[AKEYCODE_F8] = GLUT_KEY_F8; + key_a2fg[AKEYCODE_F9] = GLUT_KEY_F9; + key_a2fg[AKEYCODE_F10] = GLUT_KEY_F10; + key_a2fg[AKEYCODE_F11] = GLUT_KEY_F11; + key_a2fg[AKEYCODE_F12] = GLUT_KEY_F12; + + key_a2fg[AKEYCODE_PAGE_UP] = GLUT_KEY_PAGE_UP; + key_a2fg[AKEYCODE_PAGE_DOWN] = GLUT_KEY_PAGE_DOWN; + key_a2fg[AKEYCODE_MOVE_HOME] = GLUT_KEY_HOME; + key_a2fg[AKEYCODE_MOVE_END] = GLUT_KEY_END; + key_a2fg[AKEYCODE_INSERT] = GLUT_KEY_INSERT; + + key_a2fg[AKEYCODE_DPAD_UP] = GLUT_KEY_UP; + key_a2fg[AKEYCODE_DPAD_DOWN] = GLUT_KEY_DOWN; + key_a2fg[AKEYCODE_DPAD_LEFT] = GLUT_KEY_LEFT; + key_a2fg[AKEYCODE_DPAD_RIGHT] = GLUT_KEY_RIGHT; + + key_a2fg[AKEYCODE_ALT_LEFT] = GLUT_KEY_ALT_L; + key_a2fg[AKEYCODE_ALT_RIGHT] = GLUT_KEY_ALT_R; + key_a2fg[AKEYCODE_SHIFT_LEFT] = GLUT_KEY_SHIFT_L; + key_a2fg[AKEYCODE_SHIFT_RIGHT] = GLUT_KEY_SHIFT_R; + key_a2fg[AKEYCODE_CTRL_LEFT] = GLUT_KEY_CTRL_L; + key_a2fg[AKEYCODE_CTRL_RIGHT] = GLUT_KEY_CTRL_R; +} + +/** + * Convert an Android key event to ASCII. + */ +static unsigned char key_ascii(struct android_app* app, AInputEvent* event) { + int32_t code = AKeyEvent_getKeyCode(event); + + /* Handle a few special cases: */ + switch (code) { + case AKEYCODE_DEL: + return 8; + case AKEYCODE_FORWARD_DEL: + return 127; + case AKEYCODE_ESCAPE: + return 27; + } + + /* Get usable JNI context */ + JNIEnv* env = app->activity->env; + JavaVM* vm = app->activity->vm; + (*vm)->AttachCurrentThread(vm, &env, NULL); + + jclass KeyEventClass = (*env)->FindClass(env, "android/view/KeyEvent"); + jmethodID KeyEventConstructor = (*env)->GetMethodID(env, KeyEventClass, "", "(II)V"); + jobject keyEvent = (*env)->NewObject(env, KeyEventClass, KeyEventConstructor, + AKeyEvent_getAction(event), AKeyEvent_getKeyCode(event)); + jmethodID KeyEvent_getUnicodeChar = (*env)->GetMethodID(env, KeyEventClass, "getUnicodeChar", "(I)I"); + int ascii = (*env)->CallIntMethod(env, keyEvent, KeyEvent_getUnicodeChar, AKeyEvent_getMetaState(event)); + + /* LOGI("getUnicodeChar(%d) = %d ('%c')", AKeyEvent_getKeyCode(event), ascii, ascii); */ + + return ascii; +} + +/* + * Handle a window configuration change. When no reshape + * callback is hooked, the viewport size is updated to + * match the new window size. + */ +void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height ) +{ + fprintf(stderr, "fgPlatformReshapeWindow: STUB\n"); +} + +/* + * A static helper function to execute display callback for a window + */ +void fgPlatformDisplayWindow ( SFG_Window *window ) +{ + fghRedrawWindow ( window ) ; +} + +unsigned long fgPlatformSystemTime ( void ) +{ + struct timeval now; + gettimeofday( &now, NULL ); + return now.tv_usec/1000 + now.tv_sec*1000; +} + +/* + * Does the magic required to relinquish the CPU until something interesting + * happens. + */ +void fgPlatformSleepForEvents( long msec ) +{ + /* fprintf(stderr, "fgPlatformSleepForEvents: STUB\n"); */ +} + +/** + * Process the next input event. + */ +int32_t handle_input(struct android_app* app, AInputEvent* event) { + SFG_Window* window = fgStructure.CurrentWindow; + + /* FIXME: in Android, when key is repeated, down and up events + happen most often at the exact same time. This makes it + impossible to animate based on key press time. */ + /* e.g. down/up/wait/down/up rather than down/wait/down/wait/up */ + + if (AInputEvent_getType(event) == AINPUT_EVENT_TYPE_KEY) { + /* LOGI("action: %d", AKeyEvent_getAction(event)); */ + /* LOGI("keycode: %d", code); */ + int32_t code = AKeyEvent_getKeyCode(event); + + if (AKeyEvent_getAction(event) == AKEY_EVENT_ACTION_DOWN) { + int32_t keypress = 0; + unsigned char ascii = 0; + if ((keypress = key_a2fg[code]) && FETCH_WCB(*window, Special)) { + INVOKE_WCB(*window, Special, (keypress, window->State.MouseX, window->State.MouseY)); + return EVENT_HANDLED; + } else if ((ascii = key_ascii(app, event)) && FETCH_WCB(*window, Keyboard)) { + INVOKE_WCB(*window, Keyboard, (ascii, window->State.MouseX, window->State.MouseY)); + return EVENT_HANDLED; + } + } + else if (AKeyEvent_getAction(event) == AKEY_EVENT_ACTION_UP) { + int32_t keypress = 0; + unsigned char ascii = 0; + if ((keypress = key_a2fg[code]) && FETCH_WCB(*window, Special)) { + INVOKE_WCB(*window, SpecialUp, (keypress, window->State.MouseX, window->State.MouseY)); + return EVENT_HANDLED; + } else if ((ascii = key_ascii(app, event)) && FETCH_WCB(*window, Keyboard)) { + INVOKE_WCB(*window, KeyboardUp, (ascii, window->State.MouseX, window->State.MouseY)); + return EVENT_HANDLED; + } + } + } + + if (AInputEvent_getType(event) == AINPUT_EVENT_TYPE_MOTION) { + int32_t action = AMotionEvent_getAction(event); + float x = AMotionEvent_getX(event, 0); + float y = AMotionEvent_getY(event, 0); + LOGI("motion %.01f,%.01f action=%d", x, y, AMotionEvent_getAction(event)); + + /* Virtual arrows PAD */ + // Don't interfere with existing mouse move event + if (!touchscreen.in_mmotion) { + struct vpad_state prev_vpad = touchscreen.vpad; + touchscreen.vpad.left = touchscreen.vpad.right + = touchscreen.vpad.up = touchscreen.vpad.down = false; + + int32_t width = ANativeWindow_getWidth(window->Window.Handle); + int32_t height = ANativeWindow_getHeight(window->Window.Handle); + if (action == AMOTION_EVENT_ACTION_DOWN || action == AMOTION_EVENT_ACTION_MOVE) { + if ((x > 0 && x < 100) && (y > (height - 100) && y < height)) + touchscreen.vpad.left = true; + if ((x > 200 && x < 300) && (y > (height - 100) && y < height)) + touchscreen.vpad.right = true; + if ((x > 100 && x < 200) && (y > (height - 100) && y < height)) + touchscreen.vpad.down = true; + if ((x > 100 && x < 200) && (y > (height - 200) && y < (height - 100))) + touchscreen.vpad.up = true; + } + if (action == AMOTION_EVENT_ACTION_DOWN && + (touchscreen.vpad.left || touchscreen.vpad.right || touchscreen.vpad.down || touchscreen.vpad.up)) + touchscreen.vpad.on = true; + if (action == AMOTION_EVENT_ACTION_UP) + touchscreen.vpad.on = false; + if (prev_vpad.left != touchscreen.vpad.left + || prev_vpad.right != touchscreen.vpad.right + || prev_vpad.up != touchscreen.vpad.up + || prev_vpad.down != touchscreen.vpad.down + || prev_vpad.on != touchscreen.vpad.on) { + if (FETCH_WCB(*window, Special)) { + if (prev_vpad.left == false && touchscreen.vpad.left == true) + INVOKE_WCB(*window, Special, (GLUT_KEY_LEFT, x, y)); + else if (prev_vpad.right == false && touchscreen.vpad.right == true) + INVOKE_WCB(*window, Special, (GLUT_KEY_RIGHT, x, y)); + else if (prev_vpad.up == false && touchscreen.vpad.up == true) + INVOKE_WCB(*window, Special, (GLUT_KEY_UP, x, y)); + else if (prev_vpad.down == false && touchscreen.vpad.down == true) + INVOKE_WCB(*window, Special, (GLUT_KEY_DOWN, x, y)); + } + if (FETCH_WCB(*window, SpecialUp)) { + if (prev_vpad.left == true && touchscreen.vpad.left == false) + INVOKE_WCB(*window, SpecialUp, (GLUT_KEY_LEFT, x, y)); + if (prev_vpad.right == true && touchscreen.vpad.right == false) + INVOKE_WCB(*window, SpecialUp, (GLUT_KEY_RIGHT, x, y)); + if (prev_vpad.up == true && touchscreen.vpad.up == false) + INVOKE_WCB(*window, SpecialUp, (GLUT_KEY_UP, x, y)); + if (prev_vpad.down == true && touchscreen.vpad.down == false) + INVOKE_WCB(*window, SpecialUp, (GLUT_KEY_DOWN, x, y)); + } + return EVENT_HANDLED; + } + } + + /* Normal mouse events */ + if (!touchscreen.vpad.on) { + window->State.MouseX = x; + window->State.MouseY = y; + LOGI("Changed mouse position: %d,%d", x, y); + if (action == AMOTION_EVENT_ACTION_DOWN && FETCH_WCB(*window, Mouse)) { + touchscreen.in_mmotion = true; + INVOKE_WCB(*window, Mouse, (GLUT_LEFT_BUTTON, GLUT_DOWN, x, y)); + } else if (action == AMOTION_EVENT_ACTION_UP && FETCH_WCB(*window, Mouse)) { + touchscreen.in_mmotion = false; + INVOKE_WCB(*window, Mouse, (GLUT_LEFT_BUTTON, GLUT_UP, x, y)); + } else if (action == AMOTION_EVENT_ACTION_MOVE && FETCH_WCB(*window, Motion)) { + INVOKE_WCB(*window, Motion, (x, y)); + } + } + + return EVENT_HANDLED; + } + + /* Let Android handle other events (e.g. Back and Menu buttons) */ + return EVENT_NOT_HANDLED; +} + +/** + * Process the next main command. + */ +void handle_cmd(struct android_app* app, int32_t cmd) { + switch (cmd) { + case APP_CMD_SAVE_STATE: + /* The system has asked us to save our current state. Do so. */ + LOGI("handle_cmd: APP_CMD_SAVE_STATE"); + break; + case APP_CMD_INIT_WINDOW: + /* The window is being shown, get it ready. */ + LOGI("handle_cmd: APP_CMD_INIT_WINDOW"); + fgDisplay.pDisplay.single_window->Window.Handle = app->window; + /* glPlatformOpenWindow was waiting for Handle to be defined and + will now return from fgPlatformProcessSingleEvent() */ + break; + case APP_CMD_TERM_WINDOW: + /* The window is being hidden or closed, clean it up. */ + LOGI("handle_cmd: APP_CMD_TERM_WINDOW"); + fgDestroyWindow(fgDisplay.pDisplay.single_window); + break; + case APP_CMD_DESTROY: + /* Not reached because GLUT exit()s when last window is closed */ + LOGI("handle_cmd: APP_CMD_DESTROY"); + break; + case APP_CMD_GAINED_FOCUS: + LOGI("handle_cmd: APP_CMD_GAINED_FOCUS"); + break; + case APP_CMD_LOST_FOCUS: + LOGI("handle_cmd: APP_CMD_LOST_FOCUS"); + break; + case APP_CMD_CONFIG_CHANGED: + /* Handle rotation / orientation change */ + LOGI("handle_cmd: APP_CMD_CONFIG_CHANGED"); + break; + case APP_CMD_WINDOW_RESIZED: + LOGI("handle_cmd: APP_CMD_WINDOW_RESIZED"); + if (fgDisplay.pDisplay.single_window->Window.pContext.eglSurface != EGL_NO_SURFACE) + /* Make ProcessSingleEvent detect the new size, only available + after the next SwapBuffer */ + glutPostRedisplay(); + break; + default: + LOGI("handle_cmd: unhandled cmd=%d", cmd); + } +} + +void fgPlatformProcessSingleEvent ( void ) +{ + static int32_t last_width = -1; + static int32_t last_height = -1; + + /* When the screen is resized, the window handle still points to the + old window until the next SwapBuffer, while it's crucial to set + the size (onShape) correctly before the next onDisplay callback. + Plus we don't know if the next SwapBuffer already occurred at the + time we process the event (e.g. during onDisplay). */ + /* So we do the check each time rather than on event. */ + /* Interestingly, on a Samsung Galaxy S/PowerVR SGX540 GPU/Android + 2.3, that next SwapBuffer is fake (but still necessary to get the + new size). */ + SFG_Window* window = fgDisplay.pDisplay.single_window; + if (window != NULL && window->Window.Handle != NULL) { + int32_t width = ANativeWindow_getWidth(window->Window.Handle); + int32_t height = ANativeWindow_getHeight(window->Window.Handle); + if (width != last_width || height != last_height) { + last_width = width; + last_height = height; + LOGI("width=%d, height=%d", width, height); + if( FETCH_WCB( *window, Reshape ) ) + INVOKE_WCB( *window, Reshape, ( width, height ) ); + else + glViewport( 0, 0, width, height ); + glutPostRedisplay(); + } + } + + /* Read pending event. */ + int ident; + int events; + struct android_poll_source* source; + /* This is called "ProcessSingleEvent" but this means we'd only + process ~60 (screen Hz) mouse events per second, plus other ports + are processing all events already. So let's process all pending + events. */ + /* if ((ident=ALooper_pollOnce(0, NULL, &events, (void**)&source)) >= 0) { */ + while ((ident=ALooper_pollAll(0, NULL, &events, (void**)&source)) >= 0) { + /* Process this event. */ + if (source != NULL) { + source->process(source->app, source); + } + } +} + +void fgPlatformMainLoopPreliminaryWork ( void ) +{ + printf("fgPlatformMainLoopPreliminaryWork\n"); + + key_init(); + + /* Make sure glue isn't stripped. */ + /* JNI entry points need to be bundled even when linking statically */ + app_dummy(); +} + +void fgPlatformDeinitialiseInputDevices ( void ) +{ + fprintf(stderr, "fgPlatformDeinitialiseInputDevices: STUB\n"); +} diff --git a/src/android/freeglut_runtime_android.c b/src/android/freeglut_runtime_android.c new file mode 100644 index 0000000..e83c2d3 --- /dev/null +++ b/src/android/freeglut_runtime_android.c @@ -0,0 +1,160 @@ +/* + * freeglut_runtime_android.c + * + * Android runtime + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* Parts taken from Android NDK's 'native-activity' sample : */ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include "android/native_app_glue/android_native_app_glue.h" + +#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, "FreeGLUT", __VA_ARGS__)) +#define LOGW(...) ((void)__android_log_print(ANDROID_LOG_WARN, "FreeGLUT", __VA_ARGS__)) + +/* Cf. freeglut_main_android.c */ +extern int32_t handle_input(struct android_app* app, AInputEvent* event); +extern void handle_cmd(struct android_app* app, int32_t cmd); + +extern int main(int argc, char* argv[]); + +/** NativeActivity Callbacks **/ +/* Caution: they are called in the native_activity thread, not the + FreeGLUT thread. Use android_app_write_cmd. */ + +/* Could be used instead of onNativeWindowRedrawNeeded */ +/* Deals with status bar presence */ +static void onContentRectChanged(ANativeActivity* activity, const ARect* rect) { + LOGI("onContentRectChanged: l=%d,t=%d,r=%d,b=%d", rect->left, rect->top, rect->right, rect->bottom); +} + +/* Bug: not called during a resize in android-9, only once on startup :/ */ +static void onNativeWindowResized(ANativeActivity* activity, ANativeWindow* window) { + LOGI("onNativeWindowResized: %p\n", (void*)activity); +} + +/* Called after a resize, compensate broken onNativeWindowResized */ +static void onNativeWindowRedrawNeeded(ANativeActivity* activity, ANativeWindow* window) { + LOGI("onNativeWindowRedrawNeeded: %p\n", (void*)activity); + struct android_app* app = (struct android_app*)activity->instance; + //if (fgDisplay.pDisplay.single_window->Window.pContext.eglSurface != EGL_NO_SURFACE) + android_app_write_cmd(app, APP_CMD_WINDOW_RESIZED); +} + +/** + * Extract all .apk assets to the application directory so they can be + * accessed using accessed. + * TODO: parse directories recursively + */ +static void extract_assets(struct android_app* app) { + /* Get usable JNI context */ + JNIEnv* env = app->activity->env; + JavaVM* vm = app->activity->vm; + (*vm)->AttachCurrentThread(vm, &env, NULL); + + { + /* Get a handle on our calling NativeActivity class */ + jclass activityClass = (*env)->GetObjectClass(env, app->activity->clazz); + + /* Get path to cache dir (/data/data/org.myapp/cache) */ + jmethodID getCacheDir = (*env)->GetMethodID(env, activityClass, "getCacheDir", "()Ljava/io/File;"); + jobject file = (*env)->CallObjectMethod(env, app->activity->clazz, getCacheDir); + jclass fileClass = (*env)->FindClass(env, "java/io/File"); + jmethodID getAbsolutePath = (*env)->GetMethodID(env, fileClass, "getAbsolutePath", "()Ljava/lang/String;"); + jstring jpath = (jstring)(*env)->CallObjectMethod(env, file, getAbsolutePath); + const char* app_dir = (*env)->GetStringUTFChars(env, jpath, NULL); + + /* chdir in the application cache directory */ + LOGI("app_dir: %s", app_dir); + chdir(app_dir); + (*env)->ReleaseStringUTFChars(env, jpath, app_dir); + + /* Pre-extract assets, to avoid Android-specific file opening */ + { + AAssetManager* mgr = app->activity->assetManager; + AAssetDir* assetDir = AAssetManager_openDir(mgr, ""); + const char* filename = (const char*)NULL; + while ((filename = AAssetDir_getNextFileName(assetDir)) != NULL) { + AAsset* asset = AAssetManager_open(mgr, filename, AASSET_MODE_STREAMING); + char buf[BUFSIZ]; + int nb_read = 0; + FILE* out = fopen(filename, "w"); + while ((nb_read = AAsset_read(asset, buf, BUFSIZ)) > 0) + fwrite(buf, nb_read, 1, out); + fclose(out); + AAsset_close(asset); + } + AAssetDir_close(assetDir); + } + } +} + +/** + * This is the main entry point of a native application that is using + * android_native_app_glue. It runs in its own thread, with its own + * event loop for receiving input events and doing other things. + */ +void android_main(struct android_app* app) { + LOGI("android_main"); + + // Register window resize callback + app->activity->callbacks->onNativeWindowResized = onNativeWindowResized; + app->activity->callbacks->onContentRectChanged = onContentRectChanged; + app->activity->callbacks->onNativeWindowRedrawNeeded = onNativeWindowRedrawNeeded; + + app->onAppCmd = handle_cmd; + app->onInputEvent = handle_input; + + extract_assets(app); + + /* Call user's main */ + { + char progname[5] = "self"; + char* argv[] = {progname, NULL}; + main(1, argv); + } + + LOGI("android_main: end"); + exit(0); +} diff --git a/src/android/freeglut_spaceball_android.c b/src/android/freeglut_spaceball_android.c new file mode 100644 index 0000000..860f3d7 --- /dev/null +++ b/src/android/freeglut_spaceball_android.c @@ -0,0 +1,58 @@ +/* + * freeglut_spaceball_android.c + * + * Spaceball support for Windows + * + * Copyright (c) 2012 Stephen J. Baker. All Rights Reserved. + * Written by Evan Felix + * Creation date: Sat Feb 4, 2012 + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ +/* + * This code is a very complicated way of doing nothing. + * But is needed for Android platform builds. + */ + +#include +#include "../Common/freeglut_internal.h" + +void fgPlatformInitializeSpaceball(void) +{ + return; +} + +void fgPlatformSpaceballClose(void) +{ + return; +} + +int fgPlatformHasSpaceball(void) +{ + return 0; +} + +int fgPlatformSpaceballNumButtons(void) +{ + return 0; +} + +void fgPlatformSpaceballSetWindow(SFG_Window *window) +{ + return; +} diff --git a/src/android/freeglut_state_android.c b/src/android/freeglut_state_android.c new file mode 100644 index 0000000..09b2f78 --- /dev/null +++ b/src/android/freeglut_state_android.c @@ -0,0 +1,113 @@ +/* + * freeglut_state_android.c + * + * Android-specific freeglut state query methods. + * + * Copyright (c) 2012 Stephen J. Baker. All Rights Reserved. + * Written by John F. Fay, + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" + +#include + +int fgPlatformGlutGet ( GLenum eWhat ) +{ + fprintf(stderr, "fgPlatformGlutGet: STUB\n"); + + switch (eWhat) { + case GLUT_WINDOW_WIDTH: + case GLUT_WINDOW_HEIGHT: + { + if ( fgStructure.CurrentWindow == NULL ) + return 0; + int32_t width = ANativeWindow_getWidth(fgStructure.CurrentWindow->Window.Handle); + int32_t height = ANativeWindow_getHeight(fgStructure.CurrentWindow->Window.Handle); + switch ( eWhat ) + { + case GLUT_WINDOW_WIDTH: + return width; + case GLUT_WINDOW_HEIGHT: + return height; + } + } + } + return -1; +} + +int fgPlatformGlutDeviceGet ( GLenum eWhat ) +{ + fprintf(stderr, "fgPlatformGlutDeviceGet: STUB\n"); + return -1; +} + +int fgPlatformGlutLayerGet( GLenum eWhat ) +{ + /* + * This is easy as layers are not implemented ;-) + * + * XXX Can we merge the UNIX/X11 and WIN32 sections? Or + * XXX is overlay support planned? + */ + switch( eWhat ) + { + case GLUT_OVERLAY_POSSIBLE: + return 0; + + case GLUT_LAYER_IN_USE: + return GLUT_NORMAL; + + case GLUT_HAS_OVERLAY: + return 0; + + case GLUT_TRANSPARENT_INDEX: + /* + * Return just anything, which is always defined as zero + * + * XXX HUH? + */ + return 0; + + case GLUT_NORMAL_DAMAGED: + /* XXX Actually I do not know. Maybe. */ + return 0; + + case GLUT_OVERLAY_DAMAGED: + return -1; + + default: + fgWarning( "glutLayerGet(): missing enum handle %d", eWhat ); + break; + } + + /* And fail. That's good. Programs do love failing. */ + return -1; +} + + +int *fgPlatformGlutGetModeValues(GLenum eWhat, int *size) +{ + fprintf(stderr, "fgPlatformGlutGetModeValues: STUB\n"); + return NULL; +} + + diff --git a/src/android/freeglut_window_android.c b/src/android/freeglut_window_android.c new file mode 100644 index 0000000..70388aa --- /dev/null +++ b/src/android/freeglut_window_android.c @@ -0,0 +1,165 @@ +/* + * freeglut_window_android.c + * + * Window management methods for Android + * + * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved. + * Written by Pawel W. Olszta, + * Copied for Platform code by Evan Felix + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#define FREEGLUT_BUILDING_LIB +#include +#include "../Common/freeglut_internal.h" +extern EGLSurface fghEGLPlatformOpenWindow( EGLNativeWindowType handle ); + +/* + * Opens a window. Requires a SFG_Window object created and attached + * to the freeglut structure. OpenGL context is created here. + */ +void fgPlatformOpenWindow( SFG_Window* window, const char* title, + GLboolean positionUse, int x, int y, + GLboolean sizeUse, int w, int h, + GLboolean gameMode, GLboolean isSubWindow ) +{ + printf("fgPlatformOpenWindow %p ID=%d\n", (void*)window, window->ID); + + /* TODO: only one full-screen window possible? */ + static int nb_windows = 0; + if (nb_windows == 0) { + nb_windows++; + fgDisplay.pDisplay.single_window = window; + printf("=> %p ID=%d\n", (void*)fgDisplay.pDisplay.single_window, fgDisplay.pDisplay.single_window->ID); + } else { + return; + } + + /* Wait until window is available and OpenGL context is created */ + /* Normally events are processed through glutMainLoop(), but the + user didn't call it yet, and the Android may not have initialized + the View yet. So we need to wait for that to happen. */ + /* We can't return from this function before the OpenGL context is + properly made current with a valid surface. So we wait for the + surface. */ + while (fgDisplay.pDisplay.single_window->Window.Handle == NULL) { + /* APP_CMD_INIT_WINDOW will do the job */ + fgPlatformProcessSingleEvent(); + } + + EGLDisplay display = fgDisplay.pDisplay.eglDisplay; + EGLint format = fgDisplay.pDisplay.eglContextFormat; + ANativeWindow_setBuffersGeometry(window->Window.Handle, 0, 0, format); + window->Window.pContext.eglSurface = fghEGLPlatformOpenWindow(window->Window.Handle); + + window->State.Visible = GL_TRUE; +} + +void fgPlatformSetWindow ( SFG_Window *window ) +{ + /* TODO: only a single window possible? */ +} + +/* + * This function makes the current window visible + */ +void fgPlatformGlutShowWindow( void ) +{ + fprintf(stderr, "fgPlatformGlutShowWindow: STUB\n"); +} + +/* + * This function hides the current window + */ +void fgPlatformGlutHideWindow( void ) +{ + fprintf(stderr, "fgPlatformGlutHideWindow: STUB\n"); +} + +/* + * Iconify the current window (top-level windows only) + */ +void fgPlatformGlutIconifyWindow( void ) +{ + fprintf(stderr, "fgPlatformGlutIconifyWindow: STUB\n"); +} + +/* + * Set the current window's title + */ +void fgPlatformGlutSetWindowTitle( const char* title ) +{ + fprintf(stderr, "fgPlatformGlutSetWindowTitle: STUB\n"); +} + +/* + * Set the current window's iconified title + */ +void fgPlatformGlutSetIconTitle( const char* title ) +{ + fprintf(stderr, "fgPlatformGlutSetIconTitle: STUB\n");} + +/* + * Change the current window's position + */ +void fgPlatformGlutPositionWindow( int x, int y ) +{ + fprintf(stderr, "fgPlatformGlutPositionWindow: STUB\n"); +} + +/* + * Lowers the current window (by Z order change) + */ +void fgPlatformGlutPushWindow( void ) +{ + fprintf(stderr, "fgPlatformGlutPushWindow: STUB\n"); +} + +/* + * Raises the current window (by Z order change) + */ +void fgPlatformGlutPopWindow( void ) +{ + fprintf(stderr, "fgPlatformGlutPopWindow: STUB\n"); +} + +/* + * Resize the current window so that it fits the whole screen + */ +void fgPlatformGlutFullScreen( SFG_Window *win ) +{ + fprintf(stderr, "fgPlatformGlutFullScreen: STUB\n"); +} + +/* + * If we are fullscreen, resize the current window back to its original size + */ +void fgPlatformGlutLeaveFullScreen( SFG_Window *win ) +{ + fprintf(stderr, "fgPlatformGlutLeaveFullScreen: STUB\n"); +} + +/* + * Toggle the window's full screen state. + */ +void fgPlatformGlutFullScreenToggle( SFG_Window *win ) +{ + fprintf(stderr, "fgPlatformGlutFullScreenToggle: STUB\n"); +} diff --git a/src/android/native_app_glue/README b/src/android/native_app_glue/README new file mode 100644 index 0000000..5da3b36 --- /dev/null +++ b/src/android/native_app_glue/README @@ -0,0 +1,7 @@ +This code is copied from the Android NDK r7, from +source/android/native_app_glue/ . + +A few GCC warnings were suppressed. + +'android_app_write_cmd' was made non-static so that resize events can +be injected from FreeGLUT. diff --git a/src/android/native_app_glue/android_native_app_glue.c b/src/android/native_app_glue/android_native_app_glue.c new file mode 100644 index 0000000..be8d941 --- /dev/null +++ b/src/android/native_app_glue/android_native_app_glue.c @@ -0,0 +1,436 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include +#include +#include +#include + +#include "android_native_app_glue.h" +#include + +#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, "threaded_app", __VA_ARGS__)) + +static void free_saved_state(struct android_app* android_app) { + pthread_mutex_lock(&android_app->mutex); + if (android_app->savedState != NULL) { + free(android_app->savedState); + android_app->savedState = NULL; + android_app->savedStateSize = 0; + } + pthread_mutex_unlock(&android_app->mutex); +} + +int8_t android_app_read_cmd(struct android_app* android_app) { + int8_t cmd; + if (read(android_app->msgread, &cmd, sizeof(cmd)) == sizeof(cmd)) { + switch (cmd) { + case APP_CMD_SAVE_STATE: + free_saved_state(android_app); + break; + } + return cmd; + } else { + LOGI("No data on command pipe!"); + } + return -1; +} + +static void print_cur_config(struct android_app* android_app) { + char lang[2], country[2]; + AConfiguration_getLanguage(android_app->config, lang); + AConfiguration_getCountry(android_app->config, country); + + LOGI("Config: mcc=%d mnc=%d lang=%c%c cnt=%c%c orien=%d touch=%d dens=%d " + "keys=%d nav=%d keysHid=%d navHid=%d sdk=%d size=%d long=%d " + "modetype=%d modenight=%d", + AConfiguration_getMcc(android_app->config), + AConfiguration_getMnc(android_app->config), + lang[0], lang[1], country[0], country[1], + AConfiguration_getOrientation(android_app->config), + AConfiguration_getTouchscreen(android_app->config), + AConfiguration_getDensity(android_app->config), + AConfiguration_getKeyboard(android_app->config), + AConfiguration_getNavigation(android_app->config), + AConfiguration_getKeysHidden(android_app->config), + AConfiguration_getNavHidden(android_app->config), + AConfiguration_getSdkVersion(android_app->config), + AConfiguration_getScreenSize(android_app->config), + AConfiguration_getScreenLong(android_app->config), + AConfiguration_getUiModeType(android_app->config), + AConfiguration_getUiModeNight(android_app->config)); +} + +void android_app_pre_exec_cmd(struct android_app* android_app, int8_t cmd) { + switch (cmd) { + case APP_CMD_INPUT_CHANGED: + LOGI("APP_CMD_INPUT_CHANGED\n"); + pthread_mutex_lock(&android_app->mutex); + if (android_app->inputQueue != NULL) { + AInputQueue_detachLooper(android_app->inputQueue); + } + android_app->inputQueue = android_app->pendingInputQueue; + if (android_app->inputQueue != NULL) { + LOGI("Attaching input queue to looper"); + AInputQueue_attachLooper(android_app->inputQueue, + android_app->looper, LOOPER_ID_INPUT, NULL, + &android_app->inputPollSource); + } + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + break; + + case APP_CMD_INIT_WINDOW: + LOGI("APP_CMD_INIT_WINDOW\n"); + pthread_mutex_lock(&android_app->mutex); + android_app->window = android_app->pendingWindow; + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + break; + + case APP_CMD_TERM_WINDOW: + LOGI("APP_CMD_TERM_WINDOW\n"); + pthread_cond_broadcast(&android_app->cond); + break; + + case APP_CMD_RESUME: + case APP_CMD_START: + case APP_CMD_PAUSE: + case APP_CMD_STOP: + LOGI("activityState=%d\n", cmd); + pthread_mutex_lock(&android_app->mutex); + android_app->activityState = cmd; + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + break; + + case APP_CMD_CONFIG_CHANGED: + LOGI("APP_CMD_CONFIG_CHANGED\n"); + AConfiguration_fromAssetManager(android_app->config, + android_app->activity->assetManager); + print_cur_config(android_app); + break; + + case APP_CMD_DESTROY: + LOGI("APP_CMD_DESTROY\n"); + android_app->destroyRequested = 1; + break; + } +} + +void android_app_post_exec_cmd(struct android_app* android_app, int8_t cmd) { + switch (cmd) { + case APP_CMD_TERM_WINDOW: + LOGI("APP_CMD_TERM_WINDOW\n"); + pthread_mutex_lock(&android_app->mutex); + android_app->window = NULL; + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + break; + + case APP_CMD_SAVE_STATE: + LOGI("APP_CMD_SAVE_STATE\n"); + pthread_mutex_lock(&android_app->mutex); + android_app->stateSaved = 1; + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + break; + + case APP_CMD_RESUME: + free_saved_state(android_app); + break; + } +} + +void app_dummy() { + +} + +static void android_app_destroy(struct android_app* android_app) { + LOGI("android_app_destroy!"); + free_saved_state(android_app); + pthread_mutex_lock(&android_app->mutex); + if (android_app->inputQueue != NULL) { + AInputQueue_detachLooper(android_app->inputQueue); + } + AConfiguration_delete(android_app->config); + android_app->destroyed = 1; + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + /* // Can't touch android_app object after this. */ +} + +static void process_input(struct android_app* app, struct android_poll_source* source) { + AInputEvent* event = NULL; + if (AInputQueue_getEvent(app->inputQueue, &event) >= 0) { + LOGI("New input event: type=%d\n", AInputEvent_getType(event)); + if (AInputQueue_preDispatchEvent(app->inputQueue, event)) { + return; + } + { + int32_t handled = 0; + if (app->onInputEvent != NULL) handled = app->onInputEvent(app, event); + AInputQueue_finishEvent(app->inputQueue, event, handled); + } + } else { + LOGI("Failure reading next input event: %s\n", strerror(errno)); + } +} + +static void process_cmd(struct android_app* app, struct android_poll_source* source) { + int8_t cmd = android_app_read_cmd(app); + android_app_pre_exec_cmd(app, cmd); + if (app->onAppCmd != NULL) app->onAppCmd(app, cmd); + android_app_post_exec_cmd(app, cmd); +} + +static void* android_app_entry(void* param) { + struct android_app* android_app = (struct android_app*)param; + ALooper* looper; + + android_app->config = AConfiguration_new(); + AConfiguration_fromAssetManager(android_app->config, android_app->activity->assetManager); + + print_cur_config(android_app); + + android_app->cmdPollSource.id = LOOPER_ID_MAIN; + android_app->cmdPollSource.app = android_app; + android_app->cmdPollSource.process = process_cmd; + android_app->inputPollSource.id = LOOPER_ID_INPUT; + android_app->inputPollSource.app = android_app; + android_app->inputPollSource.process = process_input; + + looper = ALooper_prepare(ALOOPER_PREPARE_ALLOW_NON_CALLBACKS); + ALooper_addFd(looper, android_app->msgread, LOOPER_ID_MAIN, ALOOPER_EVENT_INPUT, NULL, + &android_app->cmdPollSource); + android_app->looper = looper; + + pthread_mutex_lock(&android_app->mutex); + android_app->running = 1; + pthread_cond_broadcast(&android_app->cond); + pthread_mutex_unlock(&android_app->mutex); + + android_main(android_app); + + android_app_destroy(android_app); + return NULL; +} + +/* // -------------------------------------------------------------------- */ +/* // Native activity interaction (called from main thread) */ +/* // -------------------------------------------------------------------- */ + +static struct android_app* android_app_create(ANativeActivity* activity, + void* savedState, size_t savedStateSize) { + struct android_app* android_app = (struct android_app*)malloc(sizeof(struct android_app)); + int msgpipe[2]; + pthread_attr_t attr; + memset(android_app, 0, sizeof(struct android_app)); + android_app->activity = activity; + + pthread_mutex_init(&android_app->mutex, NULL); + pthread_cond_init(&android_app->cond, NULL); + + if (savedState != NULL) { + android_app->savedState = malloc(savedStateSize); + android_app->savedStateSize = savedStateSize; + memcpy(android_app->savedState, savedState, savedStateSize); + } + + if (pipe(msgpipe)) { + LOGI("could not create pipe: %s", strerror(errno)); + } + android_app->msgread = msgpipe[0]; + android_app->msgwrite = msgpipe[1]; + + pthread_attr_init(&attr); + pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); + pthread_create(&android_app->thread, &attr, android_app_entry, android_app); + + /* // Wait for thread to start. */ + pthread_mutex_lock(&android_app->mutex); + while (!android_app->running) { + pthread_cond_wait(&android_app->cond, &android_app->mutex); + } + pthread_mutex_unlock(&android_app->mutex); + + return android_app; +} + +/* static */void android_app_write_cmd(struct android_app* android_app, int8_t cmd) { + if (write(android_app->msgwrite, &cmd, sizeof(cmd)) != sizeof(cmd)) { + LOGI("Failure writing android_app cmd: %s\n", strerror(errno)); + } +} + +static void android_app_set_input(struct android_app* android_app, AInputQueue* inputQueue) { + pthread_mutex_lock(&android_app->mutex); + android_app->pendingInputQueue = inputQueue; + android_app_write_cmd(android_app, APP_CMD_INPUT_CHANGED); + while (android_app->inputQueue != android_app->pendingInputQueue) { + pthread_cond_wait(&android_app->cond, &android_app->mutex); + } + pthread_mutex_unlock(&android_app->mutex); +} + +static void android_app_set_window(struct android_app* android_app, ANativeWindow* window) { + pthread_mutex_lock(&android_app->mutex); + if (android_app->pendingWindow != NULL) { + android_app_write_cmd(android_app, APP_CMD_TERM_WINDOW); + } + android_app->pendingWindow = window; + if (window != NULL) { + android_app_write_cmd(android_app, APP_CMD_INIT_WINDOW); + } + while (android_app->window != android_app->pendingWindow) { + pthread_cond_wait(&android_app->cond, &android_app->mutex); + } + pthread_mutex_unlock(&android_app->mutex); +} + +static void android_app_set_activity_state(struct android_app* android_app, int8_t cmd) { + pthread_mutex_lock(&android_app->mutex); + android_app_write_cmd(android_app, cmd); + while (android_app->activityState != cmd) { + pthread_cond_wait(&android_app->cond, &android_app->mutex); + } + pthread_mutex_unlock(&android_app->mutex); +} + +static void android_app_free(struct android_app* android_app) { + pthread_mutex_lock(&android_app->mutex); + android_app_write_cmd(android_app, APP_CMD_DESTROY); + while (!android_app->destroyed) { + pthread_cond_wait(&android_app->cond, &android_app->mutex); + } + pthread_mutex_unlock(&android_app->mutex); + + close(android_app->msgread); + close(android_app->msgwrite); + pthread_cond_destroy(&android_app->cond); + pthread_mutex_destroy(&android_app->mutex); + free(android_app); +} + +static void onDestroy(ANativeActivity* activity) { + LOGI("Destroy: %p\n", (void*)activity); + android_app_free((struct android_app*)activity->instance); +} + +static void onStart(ANativeActivity* activity) { + LOGI("Start: %p\n", (void*)activity); + android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_START); +} + +static void onResume(ANativeActivity* activity) { + LOGI("Resume: %p\n", (void*)activity); + android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_RESUME); +} + +static void* onSaveInstanceState(ANativeActivity* activity, size_t* outLen) { + struct android_app* android_app = (struct android_app*)activity->instance; + void* savedState = NULL; + + LOGI("SaveInstanceState: %p\n", (void*)activity); + pthread_mutex_lock(&android_app->mutex); + android_app->stateSaved = 0; + android_app_write_cmd(android_app, APP_CMD_SAVE_STATE); + while (!android_app->stateSaved) { + pthread_cond_wait(&android_app->cond, &android_app->mutex); + } + + if (android_app->savedState != NULL) { + savedState = android_app->savedState; + *outLen = android_app->savedStateSize; + android_app->savedState = NULL; + android_app->savedStateSize = 0; + } + + pthread_mutex_unlock(&android_app->mutex); + + return savedState; +} + +static void onPause(ANativeActivity* activity) { + LOGI("Pause: %p\n", (void*)activity); + android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_PAUSE); +} + +static void onStop(ANativeActivity* activity) { + LOGI("Stop: %p\n", (void*)activity); + android_app_set_activity_state((struct android_app*)activity->instance, APP_CMD_STOP); +} + +static void onConfigurationChanged(ANativeActivity* activity) { + struct android_app* android_app = (struct android_app*)activity->instance; + LOGI("ConfigurationChanged: %p\n", (void*)activity); + android_app_write_cmd(android_app, APP_CMD_CONFIG_CHANGED); +} + +static void onLowMemory(ANativeActivity* activity) { + struct android_app* android_app = (struct android_app*)activity->instance; + LOGI("LowMemory: %p\n", (void*)activity); + android_app_write_cmd(android_app, APP_CMD_LOW_MEMORY); +} + +static void onWindowFocusChanged(ANativeActivity* activity, int focused) { + LOGI("WindowFocusChanged: %p -- %d\n", (void*)activity, focused); + android_app_write_cmd((struct android_app*)activity->instance, + focused ? APP_CMD_GAINED_FOCUS : APP_CMD_LOST_FOCUS); +} + +static void onNativeWindowCreated(ANativeActivity* activity, ANativeWindow* window) { + LOGI("NativeWindowCreated: %p -- %p\n", (void*)activity, (void*)window); + android_app_set_window((struct android_app*)activity->instance, window); +} + +static void onNativeWindowDestroyed(ANativeActivity* activity, ANativeWindow* window) { + LOGI("NativeWindowDestroyed: %p -- %p\n", (void*)activity, (void*)window); + android_app_set_window((struct android_app*)activity->instance, NULL); +} + +static void onInputQueueCreated(ANativeActivity* activity, AInputQueue* queue) { + LOGI("InputQueueCreated: %p -- %p\n", (void*)activity, (void*)queue); + android_app_set_input((struct android_app*)activity->instance, queue); +} + +static void onInputQueueDestroyed(ANativeActivity* activity, AInputQueue* queue) { + LOGI("InputQueueDestroyed: %p -- %p\n", (void*)activity, (void*)queue); + android_app_set_input((struct android_app*)activity->instance, NULL); +} + +void ANativeActivity_onCreate(ANativeActivity* activity, + void* savedState, size_t savedStateSize) { + LOGI("Creating: %p\n", (void*)activity); + activity->callbacks->onDestroy = onDestroy; + activity->callbacks->onStart = onStart; + activity->callbacks->onResume = onResume; + activity->callbacks->onSaveInstanceState = onSaveInstanceState; + activity->callbacks->onPause = onPause; + activity->callbacks->onStop = onStop; + activity->callbacks->onConfigurationChanged = onConfigurationChanged; + activity->callbacks->onLowMemory = onLowMemory; + activity->callbacks->onWindowFocusChanged = onWindowFocusChanged; + activity->callbacks->onNativeWindowCreated = onNativeWindowCreated; + activity->callbacks->onNativeWindowDestroyed = onNativeWindowDestroyed; + activity->callbacks->onInputQueueCreated = onInputQueueCreated; + activity->callbacks->onInputQueueDestroyed = onInputQueueDestroyed; + + activity->instance = android_app_create(activity, savedState, savedStateSize); +} diff --git a/src/android/native_app_glue/android_native_app_glue.h b/src/android/native_app_glue/android_native_app_glue.h new file mode 100644 index 0000000..e7faba3 --- /dev/null +++ b/src/android/native_app_glue/android_native_app_glue.h @@ -0,0 +1,349 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef _ANDROID_NATIVE_APP_GLUE_H +#define _ANDROID_NATIVE_APP_GLUE_H + +#include +#include +#include + +#include +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * The native activity interface provided by + * is based on a set of application-provided callbacks that will be called + * by the Activity's main thread when certain events occur. + * + * This means that each one of this callbacks _should_ _not_ block, or they + * risk having the system force-close the application. This programming + * model is direct, lightweight, but constraining. + * + * The 'threaded_native_app' static library is used to provide a different + * execution model where the application can implement its own main event + * loop in a different thread instead. Here's how it works: + * + * 1/ The application must provide a function named "android_main()" that + * will be called when the activity is created, in a new thread that is + * distinct from the activity's main thread. + * + * 2/ android_main() receives a pointer to a valid "android_app" structure + * that contains references to other important objects, e.g. the + * ANativeActivity obejct instance the application is running in. + * + * 3/ the "android_app" object holds an ALooper instance that already + * listens to two important things: + * + * - activity lifecycle events (e.g. "pause", "resume"). See APP_CMD_XXX + * declarations below. + * + * - input events coming from the AInputQueue attached to the activity. + * + * Each of these correspond to an ALooper identifier returned by + * ALooper_pollOnce with values of LOOPER_ID_MAIN and LOOPER_ID_INPUT, + * respectively. + * + * Your application can use the same ALooper to listen to additional + * file-descriptors. They can either be callback based, or with return + * identifiers starting with LOOPER_ID_USER. + * + * 4/ Whenever you receive a LOOPER_ID_MAIN or LOOPER_ID_INPUT event, + * the returned data will point to an android_poll_source structure. You + * can call the process() function on it, and fill in android_app->onAppCmd + * and android_app->onInputEvent to be called for your own processing + * of the event. + * + * Alternatively, you can call the low-level functions to read and process + * the data directly... look at the process_cmd() and process_input() + * implementations in the glue to see how to do this. + * + * See the sample named "native-activity" that comes with the NDK with a + * full usage example. Also look at the JavaDoc of NativeActivity. + */ + +struct android_app; + +/** + * Data associated with an ALooper fd that will be returned as the "outData" + * when that source has data ready. + */ +struct android_poll_source { + /* // The identifier of this source. May be LOOPER_ID_MAIN or */ + /* // LOOPER_ID_INPUT. */ + int32_t id; + + /* // The android_app this ident is associated with. */ + struct android_app* app; + + /* // Function to call to perform the standard processing of data from */ + /* // this source. */ + void (*process)(struct android_app* app, struct android_poll_source* source); +}; + +/** + * This is the interface for the standard glue code of a threaded + * application. In this model, the application's code is running + * in its own thread separate from the main thread of the process. + * It is not required that this thread be associated with the Java + * VM, although it will need to be in order to make JNI calls any + * Java objects. + */ +struct android_app { + /* // The application can place a pointer to its own state object */ + /* // here if it likes. */ + void* userData; + + /* // Fill this in with the function to process main app commands (APP_CMD_*) */ + void (*onAppCmd)(struct android_app* app, int32_t cmd); + + /* // Fill this in with the function to process input events. At this point */ + /* // the event has already been pre-dispatched, and it will be finished upon */ + /* // return. Return 1 if you have handled the event, 0 for any default */ + /* // dispatching. */ + int32_t (*onInputEvent)(struct android_app* app, AInputEvent* event); + + /* // The ANativeActivity object instance that this app is running in. */ + ANativeActivity* activity; + + /* // The current configuration the app is running in. */ + AConfiguration* config; + + /* // This is the last instance's saved state, as provided at creation time. */ + /* // It is NULL if there was no state. You can use this as you need; the */ + /* // memory will remain around until you call android_app_exec_cmd() for */ + /* // APP_CMD_RESUME, at which point it will be freed and savedState set to NULL. */ + /* // These variables should only be changed when processing a APP_CMD_SAVE_STATE, */ + /* // at which point they will be initialized to NULL and you can malloc your */ + /* // state and place the information here. In that case the memory will be */ + /* // freed for you later. */ + void* savedState; + size_t savedStateSize; + + /* // The ALooper associated with the app's thread. */ + ALooper* looper; + + /* // When non-NULL, this is the input queue from which the app will */ + /* // receive user input events. */ + AInputQueue* inputQueue; + + /* // When non-NULL, this is the window surface that the app can draw in. */ + ANativeWindow* window; + + /* // Current content rectangle of the window; this is the area where the */ + /* // window's content should be placed to be seen by the user. */ + ARect contentRect; + + /* // Current state of the app's activity. May be either APP_CMD_START, */ + /* // APP_CMD_RESUME, APP_CMD_PAUSE, or APP_CMD_STOP; see below. */ + int activityState; + + /* // This is non-zero when the application's NativeActivity is being */ + /* // destroyed and waiting for the app thread to complete. */ + int destroyRequested; + + /* // ------------------------------------------------- */ + /* // Below are "private" implementation of the glue code. */ + + pthread_mutex_t mutex; + pthread_cond_t cond; + + int msgread; + int msgwrite; + + pthread_t thread; + + struct android_poll_source cmdPollSource; + struct android_poll_source inputPollSource; + + int running; + int stateSaved; + int destroyed; + int redrawNeeded; + AInputQueue* pendingInputQueue; + ANativeWindow* pendingWindow; + ARect pendingContentRect; +}; + +enum { + /** + * Looper data ID of commands coming from the app's main thread, which + * is returned as an identifier from ALooper_pollOnce(). The data for this + * identifier is a pointer to an android_poll_source structure. + * These can be retrieved and processed with android_app_read_cmd() + * and android_app_exec_cmd(). + */ + LOOPER_ID_MAIN = 1, + + /** + * Looper data ID of events coming from the AInputQueue of the + * application's window, which is returned as an identifier from + * ALooper_pollOnce(). The data for this identifier is a pointer to an + * android_poll_source structure. These can be read via the inputQueue + * object of android_app. + */ + LOOPER_ID_INPUT = 2, + + /** + * Start of user-defined ALooper identifiers. + */ + LOOPER_ID_USER = 3 +}; + +enum { + /** + * Command from main thread: the AInputQueue has changed. Upon processing + * this command, android_app->inputQueue will be updated to the new queue + * (or NULL). + */ + APP_CMD_INPUT_CHANGED, + + /** + * Command from main thread: a new ANativeWindow is ready for use. Upon + * receiving this command, android_app->window will contain the new window + * surface. + */ + APP_CMD_INIT_WINDOW, + + /** + * Command from main thread: the existing ANativeWindow needs to be + * terminated. Upon receiving this command, android_app->window still + * contains the existing window; after calling android_app_exec_cmd + * it will be set to NULL. + */ + APP_CMD_TERM_WINDOW, + + /** + * Command from main thread: the current ANativeWindow has been resized. + * Please redraw with its new size. + */ + APP_CMD_WINDOW_RESIZED, + + /** + * Command from main thread: the system needs that the current ANativeWindow + * be redrawn. You should redraw the window before handing this to + * android_app_exec_cmd() in order to avoid transient drawing glitches. + */ + APP_CMD_WINDOW_REDRAW_NEEDED, + + /** + * Command from main thread: the content area of the window has changed, + * such as from the soft input window being shown or hidden. You can + * find the new content rect in android_app::contentRect. + */ + APP_CMD_CONTENT_RECT_CHANGED, + + /** + * Command from main thread: the app's activity window has gained + * input focus. + */ + APP_CMD_GAINED_FOCUS, + + /** + * Command from main thread: the app's activity window has lost + * input focus. + */ + APP_CMD_LOST_FOCUS, + + /** + * Command from main thread: the current device configuration has changed. + */ + APP_CMD_CONFIG_CHANGED, + + /** + * Command from main thread: the system is running low on memory. + * Try to reduce your memory use. + */ + APP_CMD_LOW_MEMORY, + + /** + * Command from main thread: the app's activity has been started. + */ + APP_CMD_START, + + /** + * Command from main thread: the app's activity has been resumed. + */ + APP_CMD_RESUME, + + /** + * Command from main thread: the app should generate a new saved state + * for itself, to restore from later if needed. If you have saved state, + * allocate it with malloc and place it in android_app.savedState with + * the size in android_app.savedStateSize. The will be freed for you + * later. + */ + APP_CMD_SAVE_STATE, + + /** + * Command from main thread: the app's activity has been paused. + */ + APP_CMD_PAUSE, + + /** + * Command from main thread: the app's activity has been stopped. + */ + APP_CMD_STOP, + + /** + * Command from main thread: the app's activity is being destroyed, + * and waiting for the app thread to clean up and exit before proceeding. + */ + APP_CMD_DESTROY +}; + +/** + * Call when ALooper_pollAll() returns LOOPER_ID_MAIN, reading the next + * app command message. + */ +int8_t android_app_read_cmd(struct android_app* android_app); + +/** + * Call with the command returned by android_app_read_cmd() to do the + * initial pre-processing of the given command. You can perform your own + * actions for the command after calling this function. + */ +void android_app_pre_exec_cmd(struct android_app* android_app, int8_t cmd); + +/** + * Call with the command returned by android_app_read_cmd() to do the + * final post-processing of the given command. You must have done your own + * actions for the command before calling this function. + */ +void android_app_post_exec_cmd(struct android_app* android_app, int8_t cmd); + +/** + * Dummy function you can call to ensure glue code isn't stripped. + */ +void app_dummy(); + +/** + * This is the function that application code must implement, representing + * the main entry to the app. + */ +extern void android_main(struct android_app* app); + +#ifdef __cplusplus +} +#endif + +#endif /* _ANDROID_NATIVE_APP_GLUE_H */ diff --git a/src/android/opengles_stubs.c b/src/android/opengles_stubs.c new file mode 100644 index 0000000..732652b --- /dev/null +++ b/src/android/opengles_stubs.c @@ -0,0 +1,9 @@ +#include +#include "../Common/freeglut_internal.h" + +void fgDeactivateMenu( SFG_Window *window ) { + fprintf(stderr, "fgDeactivateMenu: STUB\n"); +} +void fgDisplayMenu( void ) { + fprintf(stderr, "fgDisplayMenu: STUB\n"); +} diff --git a/src/egl/freeglut_display_egl.c b/src/egl/freeglut_display_egl.c new file mode 100644 index 0000000..1a25362 --- /dev/null +++ b/src/egl/freeglut_display_egl.c @@ -0,0 +1,36 @@ +/* + * freeglut_display_android.c + * + * Display message posting, context buffer swapping. + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" + +#include +#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, "FreeGLUT", __VA_ARGS__)) + +void fgPlatformGlutSwapBuffers( SFG_PlatformDisplay *pDisplayPtr, SFG_Window* CurrentWindow ) +{ + /* LOGI("Swap!"); */ + eglSwapBuffers( pDisplayPtr->eglDisplay, CurrentWindow->Window.pContext.eglSurface ); +} diff --git a/src/egl/freeglut_init_egl.c b/src/egl/freeglut_init_egl.c new file mode 100644 index 0000000..9d03349 --- /dev/null +++ b/src/egl/freeglut_init_egl.c @@ -0,0 +1,80 @@ +/* + * freeglut_init_android.c + * + * Various freeglut initialization functions. + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#define FREEGLUT_BUILDING_LIB +#include +#include "../Common/freeglut_internal.h" + +#include + +/* + * A call to this function should initialize all the display stuff... + */ +void fgPlatformInitialize( const char* displayName ) +{ + fprintf(stderr, "fgPlatformInitialize\n"); + fgState.Initialised = GL_TRUE; + + /* CreateDisplay */ + /* Using EGL_DEFAULT_DISPLAY, or a specific native display */ + EGLNativeDisplayType nativeDisplay = EGL_DEFAULT_DISPLAY; + fgDisplay.pDisplay.eglDisplay = eglGetDisplay(nativeDisplay); + + FREEGLUT_INTERNAL_ERROR_EXIT(fgDisplay.pDisplay.eglDisplay != EGL_NO_DISPLAY, + "No display available", "fgPlatformInitialize"); + if (!eglInitialize(fgDisplay.pDisplay.eglDisplay, NULL, NULL)) + fgError("eglInitialize: error %x\n", eglGetError()); + + /* CreateContext */ + fghCreateContext(); + + // fgDisplay.ScreenWidth = ...; + // fgDisplay.ScreenHeight = ...; + // fgDisplay.ScreenWidthMM = ...; + // fgDisplay.ScreenHeightMM = ...; +} + +void fgPlatformCloseDisplay ( void ) +{ + eglMakeCurrent(fgDisplay.pDisplay.eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); + if (fgDisplay.pDisplay.eglContext != EGL_NO_CONTEXT) { + eglDestroyContext(fgDisplay.pDisplay.eglDisplay, fgDisplay.pDisplay.eglContext); + fgDisplay.pDisplay.eglContext = EGL_NO_CONTEXT; + } + + if (fgDisplay.pDisplay.eglDisplay != EGL_NO_DISPLAY) { + eglTerminate(fgDisplay.pDisplay.eglDisplay); + fgDisplay.pDisplay.eglDisplay = EGL_NO_DISPLAY; + } +} + +/** + * Destroy a menu context + */ +void fgPlatformDestroyContext ( SFG_PlatformDisplay pDisplay, SFG_WindowContextType MContext ) +{ + if (MContext != EGL_NO_CONTEXT) + eglDestroyContext(pDisplay.eglDisplay, MContext); +} diff --git a/src/egl/freeglut_internal_egl.h b/src/egl/freeglut_internal_egl.h new file mode 100644 index 0000000..1a4def8 --- /dev/null +++ b/src/egl/freeglut_internal_egl.h @@ -0,0 +1,68 @@ +/* + * freeglut_internal_android.h + * + * The freeglut library private include file. + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef FREEGLUT_INTERNAL_EGL_H +#define FREEGLUT_INTERNAL_EGL_H + +#include + +/* -- GLOBAL TYPE DEFINITIONS ---------------------------------------------- */ +/* The structure used by display initialization in freeglut_init.c */ +typedef struct tagSFG_PlatformDisplay SFG_PlatformDisplay; +struct tagSFG_Window; +struct tagSFG_PlatformDisplay +{ + /* Used to initialize and deinitialize EGL */ + EGLDisplay eglDisplay; + EGLContext eglContext; + EGLConfig eglContextConfig; + EGLint eglContextFormat; + struct tagSFG_Window* single_window; +}; + + +/* + * Make "freeglut" window handle and context types so that we don't need so + * much conditionally-compiled code later in the library. + */ +typedef EGLNativeWindowType SFG_WindowHandleType ; +typedef EGLContext SFG_WindowContextType ; +typedef struct tagSFG_PlatformContext SFG_PlatformContext; +/* SFG_PlatformContext is used for SFG_Window.Window */ +struct tagSFG_PlatformContext +{ + EGLSurface eglSurface; +}; + + +/* Window's state description. This structure should be kept portable. */ +typedef struct tagSFG_PlatformWindowState SFG_PlatformWindowState; +struct tagSFG_PlatformWindowState +{ + int OldWidth; /* Window width from before a resize */ + int OldHeight; /* " height " " " " */ +}; + +#endif diff --git a/src/egl/freeglut_structure_egl.c b/src/egl/freeglut_structure_egl.c new file mode 100644 index 0000000..b465f1e --- /dev/null +++ b/src/egl/freeglut_structure_egl.c @@ -0,0 +1,34 @@ +/* + * freeglut_structure_egl.c + * + * Windows and menus need tree structure + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" + +extern SFG_Structure fgStructure; + +void fgPlatformCreateWindow ( SFG_Window *window ) +{ + window->Window.pContext.eglSurface = EGL_NO_SURFACE; +} diff --git a/src/egl/freeglut_window_egl.c b/src/egl/freeglut_window_egl.c new file mode 100644 index 0000000..b2e70b7 --- /dev/null +++ b/src/egl/freeglut_window_egl.c @@ -0,0 +1,129 @@ +/* + * freeglut_display_android.c + * + * Window management methods for EGL + * + * Copyright (C) 2012 Sylvain Beucler + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "../Common/freeglut_internal.h" + +/** + * Initialize an EGL context for the current display. + */ +void fghCreateContext( ) { + /* + * Here specify the attributes of the desired configuration. + * Below, we select an EGLConfig with at least 8 bits per color + * component compatible with on-screen windows + */ + /* Ensure OpenGLES 2.0 context */ + printf("DisplayMode: %d (DEPTH %d)\n", fgState.DisplayMode, (fgState.DisplayMode & GLUT_DEPTH)); + const EGLint attribs[] = { + EGL_SURFACE_TYPE, EGL_WINDOW_BIT, + EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, + EGL_BLUE_SIZE, 1, + EGL_GREEN_SIZE, 1, + EGL_RED_SIZE, 1, + EGL_ALPHA_SIZE, (fgState.DisplayMode & GLUT_ALPHA) ? 1 : 0, + EGL_DEPTH_SIZE, (fgState.DisplayMode & GLUT_DEPTH) ? 1 : 0, + EGL_STENCIL_SIZE, (fgState.DisplayMode & GLUT_STENCIL) ? 1 : 0, + EGL_SAMPLE_BUFFERS, (fgState.DisplayMode & GLUT_MULTISAMPLE) ? 1 : 0, + EGL_SAMPLES, (fgState.DisplayMode & GLUT_MULTISAMPLE) ? fgState.SampleNumber : 0, + EGL_NONE + }; + + EGLint format; + EGLint numConfigs; + EGLConfig config; + EGLContext context; + + EGLDisplay eglDisplay = fgDisplay.pDisplay.eglDisplay; + + /* TODO : apply DisplayMode */ + /* (GLUT_DEPTH already applied in attribs[] above) */ + + /* Here, the application chooses the configuration it desires. In this + * sample, we have a very simplified selection process, where we pick + * the first EGLConfig that matches our criteria */ + eglChooseConfig(eglDisplay, attribs, &config, 1, &numConfigs); + + /* EGL_NATIVE_VISUAL_ID is an attribute of the EGLConfig that is + * guaranteed to be accepted by ANativeWindow_setBuffersGeometry(). + * As soon as we picked a EGLConfig, we can safely reconfigure the + * ANativeWindow buffers to match, using EGL_NATIVE_VISUAL_ID. */ + eglGetConfigAttrib(eglDisplay, config, EGL_NATIVE_VISUAL_ID, &format); + + /* Default, but doesn't hurt */ + eglBindAPI(EGL_OPENGL_ES_API); + + /* Ensure OpenGLES 2.0 context */ + static const EGLint ctx_attribs[] = { + EGL_CONTEXT_CLIENT_VERSION, 2, + EGL_NONE + }; + context = eglCreateContext(eglDisplay, config, EGL_NO_CONTEXT, ctx_attribs); + if (context == EGL_NO_CONTEXT) { + fgWarning("Cannot initialize EGL context, err=%x\n", eglGetError()); + fghContextCreationError(); + } + EGLint ver = -1; + eglQueryContext(fgDisplay.pDisplay.eglDisplay, context, EGL_CONTEXT_CLIENT_VERSION, &ver); + if (ver != 2) + fgError("Wrong GLES major version: %d\n", ver); + + fgDisplay.pDisplay.eglContext = context; + fgDisplay.pDisplay.eglContextConfig = config; + fgDisplay.pDisplay.eglContextFormat = format; +} + +/* + * Really opens a window when handle is available + */ +EGLSurface fghEGLPlatformOpenWindow( EGLNativeWindowType handle ) +{ + EGLDisplay display = fgDisplay.pDisplay.eglDisplay; + EGLContext context = fgDisplay.pDisplay.eglContext; + EGLConfig config = fgDisplay.pDisplay.eglContextConfig; + + EGLSurface surface = eglCreateWindowSurface(display, config, handle, NULL); + if (surface == EGL_NO_SURFACE) + fgError("Cannot create EGL window surface, err=%x\n", eglGetError()); + if (eglMakeCurrent(display, surface, surface, context) == EGL_FALSE) + fgError("eglMakeCurrent: err=%x\n", eglGetError()); + + //EGLint w, h; + //eglQuerySurface(display, surface, EGL_WIDTH, &w); + //eglQuerySurface(display, surface, EGL_HEIGHT, &h); + + return surface; +} + +/* + * Closes a window, destroying the frame and OpenGL context + */ +void fgPlatformCloseWindow( SFG_Window* window ) +{ + if (window->Window.pContext.eglSurface != EGL_NO_SURFACE) { + eglDestroySurface(fgDisplay.pDisplay.eglDisplay, window->Window.pContext.eglSurface); + window->Window.pContext.eglSurface = EGL_NO_SURFACE; + } +} -- 1.7.10.4