#include int initGL(); void closeGL(); void changeSize(int width, int height); void drawFrame(); JNIEXPORT jint JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_initGL(JNIEnv * env, jclass cls) { return initGL(); } JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_closeGL(JNIEnv * env, jclass cls) { closeGL(); } JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_changeSize(JNIEnv * env, jclass cls, jint width, jint height) { changeSize(width, height); } JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_NativeGLRenderer_drawFrame(JNIEnv * env, jclass cls) { drawFrame(); }