void NvAppBase::mainLoop() {
bool hasInitializedGL = false;
while (getPlatformContext()->isAppRunning() && !isExiting()) {
bool needsReshape = false;
getPlatformContext()->pollEvents(this);
NvPlatformContext* ctx = getPlatformContext();
update();
// If the context has been lost and graphics resources are still around,
// signal for them to be deleted
if (ctx->isContextLost()) {
if (hasInitializedGL) {
shutdownRendering();
hasInitializedGL = false;
}
}
// If we're ready to render (i.e. the GL is ready and we're focused), then go ahead
if (ctx->shouldRender()) {
// If we've not (re-)initialized the resources, do it
if (!hasInitializedGL) {
NvImage::setAPIVersion(getGLContext()->getConfiguration().apiVer);
initRendering();
hasInitializedGL = true;
needsReshape = true;
} else if (ctx->hasWindowResized()) {
needsReshape = true;
}
if (needsReshape) {
reshape(getGLContext()->width(), getGLContext()->height());
}
if (!isExiting()) {
draw();
getGLContext()->swap();
}
}
}
if (hasInitializedGL) {
shutdownRendering();
hasInitializedGL = false;
}
}
void MultiDrawIndirect::shutdownRendering(void)
{
// If we still have a bound context, then it makes sense to delete GL resources
if (getPlatformContext()->isContextBound())
{
CleanRendering();
}
}
bool ComputeBasicGLSL::handleGamepadChanged(uint32_t changedPadFlags) {
if (changedPadFlags) {
NvGamepad* pad = getPlatformContext()->getGamepad();
if (!pad) return false;
LOGI("gamepads: 0x%08x", changedPadFlags);
}
return false;
}
bool InstancedTessellation::handleGamepadChanged(uint32_t changedPadFlags) {
if (changedPadFlags) {
NvGamepad* pad = getPlatformContext()->getGamepad();
if (!pad) return false;
LOGI("gamepads: 0x%08x", changedPadFlags);
}
return false;
}
bool ParticleUpsampling::handleGamepadChanged(uint32_t changedPadFlags) {
if (changedPadFlags) {
NvGamepad* pad = getPlatformContext()->getGamepad();
if (!pad) return false;
LOGI("gamepads: 0x%08x", changedPadFlags);
}
return false;
}
bool NvAppBase::showDialog(const char* title, const char *contents, bool exitApp) {
Engine* engine = (Engine*)getPlatformContext();
struct android_app* app = engine->mApp;
jstring jniTitle = app->appThreadEnv->NewStringUTF(title);
EXCEPTION_RETURN(app->appThreadEnv);
jstring jniContents = app->appThreadEnv->NewStringUTF(contents);
EXCEPTION_RETURN(app->appThreadEnv);
jclass thisClass = app->appThreadEnv->GetObjectClass(app->appThreadThis);
EXCEPTION_RETURN(app->appThreadEnv);
jmethodID showToastAlert = app->appThreadEnv->GetMethodID(thisClass,
"showAlert", "(Ljava/lang/String;Ljava/lang/String;Z)V");
EXCEPTION_RETURN(app->appThreadEnv);
app->appThreadEnv->CallVoidMethod(app->appThreadThis, showToastAlert, jniTitle, jniContents, exitApp);
EXCEPTION_RETURN(app->appThreadEnv);
return true;
}
void NvAppBase::appRequestExit() {
getPlatformContext()->requestExit();
m_requestedExit = true;
}