SDL: android/testproject/jni/app-android.cpp@9bb98766eed0 (annotated)

paul@4711	1	/*******************************************************************************
paul@4711	2	Headers
paul@4711	3	*******************************************************************************/
paul@4711	4	#include <jni.h>
paul@4711	5	#include <sys/time.h>
paul@4711	6	#include <time.h>
paul@4711	7	#include <android/log.h>
paul@4711	8	#include <stdint.h>
paul@4711	9
paul@4711	10	#include <stdio.h>
paul@4711	11	#include <stdlib.h>
paul@4711	12	#include <math.h>
paul@4711	13
paul@4711	14	#include <pthread.h>
paul@4711	15
paul@4711	16	#include "importgl.h"
paul@4711	17	#include "egl.h"
paul@4711	18
paul@4711	19	/*******************************************************************************
paul@4711	20	Globals
paul@4711	21	*******************************************************************************/
paul@4711	22	static long _getTime(void){
paul@4711	23	struct timeval now;
paul@4711	24	gettimeofday(&now, NULL);
paul@4711	25	return (long)(now.tv_sec*1000 + now.tv_usec/1000);
paul@4711	26	}
paul@4711	27
paul@4711	28	JNIEnv* mEnv = NULL;
paul@4711	29	JavaVM* mVM = NULL;
paul@4711	30
paul@4711	31	//Main activity
paul@4711	32	jclass mActivityInstance;
paul@4711	33
paul@4711	34	//method signatures
paul@4711	35	jmethodID midCreateGLContext;
paul@4711	36	jmethodID midFlipBuffers;
paul@4711	37
paul@4711	38	extern "C" int SDL_main();
paul@4713	39	extern "C" int Android_OnKeyDown(int keycode);
paul@4713	40	extern "C" int Android_OnKeyUp(int keycode);
paul@4715	41	extern "C" int SDL_SendQuit();
paul@4715	42
paul@4715	43	//If we're not the active app, don't try to render
paul@4715	44	bool bRenderingEnabled = false;
paul@4711	45
paul@4711	46	/*******************************************************************************
paul@4711	47	Functions called by JNI
paul@4711	48	*******************************************************************************/
paul@4711	49
paul@4715	50	extern "C" void Java_org_libsdl_android_SDLActivity_nativeInit( JNIEnv* env,
paul@4715	51	jobject obj ){
paul@4715	52
paul@4715	53	__android_log_print(ANDROID_LOG_INFO, "SDL", "SDL: Native Init");
paul@4711	54
paul@4711	55	mEnv = env;
paul@4711	56
paul@4715	57	bRenderingEnabled = true;
paul@4715	58
paul@4711	59	SDL_main();
paul@4711	60	}
paul@4711	61
paul@4715	62	extern "C" jint JNI_OnLoad(JavaVM* vm, void* reserved){
paul@4715	63
paul@4711	64	JNIEnv* env = NULL;
paul@4711	65	jint result = -1;
paul@4711	66
paul@4711	67	if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) {
paul@4711	68	return result;
paul@4711	69	}
paul@4711	70
paul@4711	71	mEnv = env;
paul@4711	72
paul@4711	73	__android_log_print(ANDROID_LOG_INFO, "SDL", "JNI: OnLoad");
paul@4711	74
paul@4712	75	jclass cls = mEnv->FindClass ("org/libsdl/android/SDLActivity");
paul@4711	76	mActivityInstance = cls;
paul@4711	77	midCreateGLContext = mEnv->GetStaticMethodID(cls,"createGLContext","()V");
paul@4711	78	midFlipBuffers = mEnv->GetStaticMethodID(cls,"flipBuffers","()V");
paul@4711	79
paul@4711	80	if(!midCreateGLContext \|\| !midFlipBuffers){
paul@4711	81	__android_log_print(ANDROID_LOG_INFO, "SDL", "SDL: Bad mids\n");
paul@4711	82	}else{
paul@4711	83	__android_log_print(ANDROID_LOG_INFO, "SDL", "SDL: Good mids\n");
paul@4711	84	}
paul@4711	85
paul@4711	86	return JNI_VERSION_1_4;
paul@4711	87	}
paul@4711	88
paul@4713	89	extern "C" void Java_org_libsdl_android_SDLActivity_onNativeKeyDown(JNIEnv* env,
paul@4713	90	jobject obj, jint keycode){
paul@4713	91
paul@4713	92	int r = Android_OnKeyDown(keycode);
paul@4714	93	__android_log_print(ANDROID_LOG_INFO, "SDL",
paul@4714	94	"SDL: native key down %d, %d\n", keycode, r);
paul@4715	95
paul@4713	96	}
paul@4713	97
paul@4713	98	extern "C" void Java_org_libsdl_android_SDLActivity_onNativeKeyUp(JNIEnv* env,
paul@4713	99	jobject obj, jint keycode){
paul@4713	100
paul@4713	101	int r = Android_OnKeyUp(keycode);
paul@4714	102	__android_log_print(ANDROID_LOG_INFO, "SDL",
paul@4714	103	"SDL: native key up %d, %d\n", keycode, r);
paul@4715	104
paul@4714	105	}
paul@4714	106
paul@4714	107	extern "C" void Java_org_libsdl_android_SDLActivity_onNativeTouch(JNIEnv* env,
paul@4714	108	jobject obj, jint action, jfloat x, jfloat y, jfloat p){
paul@4715	109
paul@4714	110	__android_log_print(ANDROID_LOG_INFO, "SDL",
paul@4714	111	"SDL: native touch event %d @ %f/%f, pressure %f\n",
paul@4714	112	action, x, y, p);
paul@4715	113
paul@4715	114	}
paul@4715	115
paul@4715	116	extern "C" void Java_org_libsdl_android_SDLActivity_nativeQuit( JNIEnv* env,
paul@4715	117	jobject obj ){
paul@4715	118
paul@4715	119	//Stop rendering as we're no longer in the foreground
paul@4715	120	bRenderingEnabled = false;
paul@4715	121
paul@4715	122	//Inject a SDL_QUIT event
paul@4715	123	int r = SDL_SendQuit();
paul@4715	124
paul@4715	125	__android_log_print(ANDROID_LOG_INFO, "SDL", "SDL: Native quit %d", r);
paul@4713	126	}
paul@4713	127
paul@4711	128
paul@4711	129
paul@4711	130	/*******************************************************************************
paul@4711	131	Functions called by SDL
paul@4711	132	*******************************************************************************/
paul@4711	133	extern "C" void sdl_create_context(){
paul@4711	134	__android_log_print(ANDROID_LOG_INFO, "SDL", "SDL: sdl_create_context()\n");
paul@4711	135
paul@4715	136	bRenderingEnabled = true;
paul@4715	137
paul@4711	138	mEnv->CallStaticVoidMethod(mActivityInstance, midCreateGLContext );
paul@4711	139	}
paul@4711	140
paul@4711	141	extern "C" void sdl_render(){
paul@4711	142
paul@4715	143	if(!bRenderingEnabled){
paul@4715	144	return;
paul@4715	145	}
paul@4715	146
paul@4715	147	//When we get here, we've accumulated a full frame
paul@4711	148	mEnv->CallStaticVoidMethod(mActivityInstance, midFlipBuffers );
paul@4711	149	}
paul@4711	150

author	Paul Hunkin <paul@bieh.net>
	Tue, 27 Jul 2010 10:20:22 +0200
changeset 4715	9bb98766eed0
parent 4714	0f05f2f16fad
child 4716	f2c2a33a1a38
permissions	-rw-r--r--