3dphotoshoot: 38377f54527a src/android/amain.c

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view src/android/amain.c @ 4:38377f54527a

having a whack at the camera api... at least the java crap compiles, we'll try calling it later

author	John Tsiombikas <nuclear@member.fsf.org>
date	Tue, 19 May 2015 06:05:51 +0300
parents	cf5964db7ff3
children	31cc6615428d

line source

1 #include <stdio.h>

2 #include <stdlib.h>

3 #include <EGL/egl.h>

4 #include <jni.h>

5 #include "native_glue.h"

6 #include "logger.h"

7 #include "game.h"

8 #include "timer.h"

11 static void handle_command(struct android_app *app, int32_t cmd);

12 static int handle_input(struct android_app *app, AInputEvent *ev);

13 static int handle_touch_input(struct android_app *app, AInputEvent *ev);

14 static int init_gl(void);

15 static void destroy_gl(void);

17 static EGLDisplay dpy;

18 static EGLSurface surf;

19 static EGLContext ctx;

21 static struct android_app *app;

22 static int win_width, win_height;

23 static int init_done;

25 static JavaVM *jvm;

26 static JNIEnv *jni;

27 static jclass activity_class;

29 static int call_foo()

30 {

31 jmethodID foo_id;

33 printf("call_foo() [activity_class=%p]\n", (void*)activity_class);

35 if(!(foo_id = (*jni)->GetStaticMethodID(jni, activity_class, "foo", "()V"))) {

36 fprintf(stderr, "static method foo not found\n");

37 return -1;

38 }

40 (*jni)->CallStaticIntMethod(jni, activity_class, foo_id);

42 return 0;

43 }

45 void android_main(struct android_app *app_ptr)

46 {

47 app_dummy();

48 app = app_ptr;

50 app->onAppCmd = handle_command;

51 app->onInputEvent = handle_input;

53 start_logger();

55 jvm = app->activity->vm;

56 if((*jvm)->AttachCurrentThread(jvm, &jni, 0) != 0) {

57 fprintf(stderr, "failed to attach native thread to Java VM\n");

58 exit(1);

59 }

60 activity_class = (*jni)->GetObjectClass(jni, app->activity->clazz);

62 for(;;) {

63 int num_events;

64 struct android_poll_source *pollsrc;

66 while(ALooper_pollAll(0, 0, &num_events, (void**)&pollsrc) >= 0) {

67 if(pollsrc) {

68 pollsrc->process(app, pollsrc);

69 }

70 }

72 if(app->destroyRequested) {

73 (*jvm)->DetachCurrentThread(jvm);

74 return;

75 }

77 if(init_done) {

78 call_foo();

79 game_display(get_time_msec());

80 eglSwapBuffers(dpy, surf);

81 }

82 }

83 }

85 void set_mouse_pos(int x, int y)

86 {

87 }

89 void set_mouse_cursor(int enable)

90 {

91 }

93 static void handle_command(struct android_app *app, int32_t cmd)

94 {

95 switch(cmd) {

96 case APP_CMD_SAVE_STATE:

97 /* save the application state to be reloaded on restart if needed */

98 break;

100 case APP_CMD_INIT_WINDOW:

101 if(init_gl() == -1) {

102 exit(1);

103 }

104 /* initialize the application */

105 if(game_init() == -1) {

106 exit(1); /* initialization failed, quit */

107 }

108 init_done = 1;

109 break;

110

111 case APP_CMD_TERM_WINDOW:

112 /* cleanup */

113 init_done = 0;

114 game_shutdown();

115 destroy_gl();

116 break;

117

118 case APP_CMD_GAINED_FOCUS:

119 /* app focused */

120 break;

121

122 case APP_CMD_LOST_FOCUS:

123 /* app lost focus */

124 break;

125

126 case APP_CMD_WINDOW_RESIZED:

127 case APP_CMD_CONFIG_CHANGED:

128 {

129 int nx = ANativeWindow_getWidth(app->window);

130 int ny = ANativeWindow_getHeight(app->window);

131 if(nx != win_width || ny != win_height) {

132 game_reshape(nx, ny);

133 win_width = nx;

134 win_height = ny;

135 }

136 }

137 break;

138

139 default:

140 break;

141 }

142 }

143

144 static int handle_input(struct android_app *app, AInputEvent *ev)

145 {

146 int evtype = AInputEvent_getType(ev);

147

148 switch(evtype) {

149 case AINPUT_EVENT_TYPE_MOTION:

150 return handle_touch_input(app, ev);

151

152 default:

153 break;

154 }

155 return 0;

156 }

157

158 #define MAX_TOUCH_IDS 32

159

160 static int handle_touch_input(struct android_app *app, AInputEvent *ev)

161 {

162 int x, y, idx, touch_id;

163 unsigned int action;

164 static int prev_pos[MAX_TOUCH_IDS][2];

165

166 action = AMotionEvent_getAction(ev);

167

168 idx = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >>

169 AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;

170 touch_id = AMotionEvent_getPointerId(ev, idx);

171

172 x = AMotionEvent_getX(ev, idx);

173 y = AMotionEvent_getY(ev, idx);

174

175 switch(action & AMOTION_EVENT_ACTION_MASK) {

176 case AMOTION_EVENT_ACTION_DOWN:

177 case AMOTION_EVENT_ACTION_POINTER_DOWN:

178 game_mouse_button(touch_id, 0, 1, x, y);

179 if(touch_id < MAX_TOUCH_IDS) {

180 prev_pos[touch_id][0] = x;

181 prev_pos[touch_id][1] = y;

182 }

183 break;

184

185 case AMOTION_EVENT_ACTION_UP:

186 case AMOTION_EVENT_ACTION_POINTER_UP:

187 game_mouse_button(touch_id, 0, 0, x, y);

188 if(touch_id < MAX_TOUCH_IDS) {

189 prev_pos[touch_id][0] = x;

190 prev_pos[touch_id][1] = y;

191 }

192 break;

193

194 case AMOTION_EVENT_ACTION_MOVE:

195 {

196 int i, pcount = AMotionEvent_getPointerCount(ev);

197 for(i=0; i<pcount; i++) {

198 int id = AMotionEvent_getPointerId(ev, i);

199 if(id < MAX_TOUCH_IDS && x != prev_pos[id][0] && y != prev_pos[id][1]) {

200 game_mouse_motion(id, x, y);

201 prev_pos[id][0] = x;

202 prev_pos[id][1] = y;

203 }

204 }

205 }

206 break;

207

208 default:

209 break;

210 }

211

212 return 1;

213 }

214

215

216 static int init_gl(void)

217 {

218 static const int eglattr[] = {

219 EGL_SURFACE_TYPE, EGL_WINDOW_BIT,

220 EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT,

221 EGL_RED_SIZE, 5,

222 EGL_GREEN_SIZE, 5,

223 EGL_BLUE_SIZE, 5,

224 EGL_DEPTH_SIZE, 16,

225 EGL_NONE

226 };

227 static const int ctxattr[] = { EGL_CONTEXT_CLIENT_VERSION, 1, EGL_NONE };

228

229 EGLConfig eglcfg;

230 int count, vis;

231

232 dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);

233 if(!dpy || !eglInitialize(dpy, 0, 0)) {

234 fprintf(stderr, "failed to initialize EGL\n");

235 destroy_gl();

236 return -1;

237 }

238

239 if(!eglChooseConfig(dpy, eglattr, &eglcfg, 1, &count)) {

240 fprintf(stderr, "no matching EGL config found\n");

241 destroy_gl();

242 return -1;

243 }

244

245 /* configure the native window visual according to the chosen EGL config */

246 eglGetConfigAttrib(dpy, &eglcfg, EGL_NATIVE_VISUAL_ID, &vis);

247 ANativeWindow_setBuffersGeometry(app->window, 0, 0, vis);

248

249 if(!(surf = eglCreateWindowSurface(dpy, eglcfg, app->window, 0))) {

250 fprintf(stderr, "failed to create window\n");

251 destroy_gl();

252 return -1;

253 }

254

255 if(!(ctx = eglCreateContext(dpy, eglcfg, EGL_NO_CONTEXT, ctxattr))) {

256 fprintf(stderr, "failed to create OpenGL ES context\n");

257 destroy_gl();

258 return -1;

259 }

260 eglMakeCurrent(dpy, surf, surf, ctx);

261

262 eglQuerySurface(dpy, surf, EGL_WIDTH, &win_width);

263 eglQuerySurface(dpy, surf, EGL_HEIGHT, &win_height);

264 game_reshape(win_width, win_height);

265

266 return 0;

267 }

268

269 static void destroy_gl(void)

270 {

271 if(!dpy) return;

272

273 eglMakeCurrent(dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);

274

275 if(ctx) {

276 eglDestroyContext(dpy, ctx);

277 ctx = 0;

278 }

279 if(surf) {

280 eglDestroySurface(dpy, surf);

281 surf = 0;

282 }

283

284 eglTerminate(dpy);

285 dpy = 0;

286 }

287

288

289 /*

290 static jclass get_java_class(const char *name)

291 {

292 jobject native

293 }

294 */