int32_t run(int _argc, char** _argv)
{
emscripten_set_mousedown_callback("#canvas", this, true, mouseCb);
emscripten_set_mouseup_callback("#canvas", this, true, mouseCb);
emscripten_set_mousemove_callback("#canvas", this, true, mouseCb);
emscripten_set_wheel_callback("#canvas", this, true, wheelCb);
emscripten_set_keypress_callback(NULL, this, true, keyCb);
emscripten_set_keydown_callback(NULL, this, true, keyCb);
emscripten_set_keyup_callback(NULL, this, true, keyCb);
emscripten_set_resize_callback(0, this, true, resizeCb);
EmscriptenFullscreenStrategy fullscreenStrategy = {};
fullscreenStrategy.scaleMode = EMSCRIPTEN_FULLSCREEN_SCALE_DEFAULT;
fullscreenStrategy.canvasResolutionScaleMode = EMSCRIPTEN_FULLSCREEN_CANVAS_SCALE_NONE;
fullscreenStrategy.filteringMode = EMSCRIPTEN_FULLSCREEN_FILTERING_DEFAULT;
fullscreenStrategy.canvasResizedCallback = canvasResizeCb;
fullscreenStrategy.canvasResizedCallbackUserData = this;
emscripten_request_fullscreen_strategy("#canvas", false, &fullscreenStrategy);
emscripten_set_focus_callback(NULL, this, true, focusCb);
emscripten_set_focusin_callback(NULL, this, true, focusCb);
emscripten_set_focusout_callback(NULL, this, true, focusCb);
int32_t result = main(_argc, _argv);
return result;
}
void CoreWindow::MainLoop(void)
{
emscripten_set_keyup_callback("#window", NULL, 0, keyUpEvent);
emscripten_set_keydown_callback("#window", NULL, 0, keyDownEvent);
emscripten_set_mousedown_callback("#window", NULL, 0, mouseEvent);
emscripten_set_mouseup_callback("#window", NULL, 0, mouseEvent);
emscripten_set_mousemove_callback("#window", NULL, 0, mouseEvent);
emscripten_set_resize_callback("#window", NULL, 0, resizeEvent);
emscripten_set_main_loop (idleloop, 0, 1);
}
FHTML5Application::FHTML5Application()
: GenericApplication( MakeShareable( new FHTML5Cursor() ) )
, ApplicationWindow(FHTML5Window::Make())
, InputInterface( FHTML5InputInterface::Create(MessageHandler, Cursor ) )
, WarmUpTicks(-1)
{
#if PLATFORM_HTML5_BROWSER
// full screen will only be requested after the first click after the window gains focus.
// the problem is that because of security/UX reasons browsers don't allow pointer lock in main loop
// but only through callbacks generated by browser.
// work around emscripten bug where deffered browser requests are not called if there are no callbacks.
emscripten_set_mousedown_callback("#canvas",0,1,mouse_callback);
emscripten_set_pointerlockchange_callback(0,0,true,pointerlockchange_callback);
#endif
}
EmInputWindow::EmInputWindow(EmRenderWindow& renderWindow)
: InputWindow()
, m_renderWindow(renderWindow)
{
emscripten_set_mousemove_callback(0, this, true, [](int eventType, const EmscriptenMouseEvent* mouseEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectMouseMove(*mouseEvent)); });
emscripten_set_mousedown_callback(0, this, true, [](int eventType, const EmscriptenMouseEvent* mouseEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectMouseDown(*mouseEvent)); });
emscripten_set_mouseup_callback(0, this, true, [](int eventType, const EmscriptenMouseEvent* mouseEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectMouseUp(*mouseEvent)); });
emscripten_set_wheel_callback(0, this, true, [](int eventType, const EmscriptenWheelEvent* wheelEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectWheel(*wheelEvent)); });
emscripten_set_keydown_callback(0, this, true, [](int eventType, const EmscriptenKeyboardEvent* keyEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectKeyDown(*keyEvent)); });
emscripten_set_keyup_callback(0, this, true, [](int eventType, const EmscriptenKeyboardEvent* keyEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectKeyUp(*keyEvent)); });
emscripten_set_keypress_callback(0, this, true, [](int eventType, const EmscriptenKeyboardEvent* keyEvent, void* window) { return EM_BOOL(static_cast<EmInputWindow*>(window)->injectKeyPress(*keyEvent)); });
//glfwSetScrollCallback(m_glWindow, [](GLFWwindow* w, double x, double y) { static_cast<GlInputWindow*>(glfwGetWindowUserPointer(w))->injectWheel(x, y); });
//glfwMakeContextCurrent(m_glWindow);
//glfwSetInputMode(m_glWindow, GLFW_CURSOR, GLFW_CURSOR_HIDDEN);
}
void application::init_context()
{
auto attrs = EmscriptenWebGLContextAttributes{};
attrs.stencil = EM_TRUE;
attrs.enableExtensionsByDefault = EM_FALSE;
emscripten_webgl_init_context_attributes(&attrs);
const auto ctx = emscripten_webgl_create_context(canvas_target, &attrs);
emscripten_webgl_make_context_current(ctx);
glctx = ctx;
emscripten_webgl_enable_extension(glctx, "ANGLE_instanced_arrays");
emscripten_set_mousedown_callback(
canvas_target, this, false, &enable_drag_handler);
emscripten_set_touchstart_callback(
canvas_target, this, false, &enable_drag_handler);
emscripten_set_mouseup_callback(
canvas_target, this, false, &disable_drag_handler);
emscripten_set_mouseleave_callback(
canvas_target, this, false, &disable_drag_handler);
emscripten_set_mouseout_callback(
canvas_target, this, false, &disable_drag_handler);
emscripten_set_touchend_callback(
canvas_target, this, false, &disable_drag_handler);
emscripten_set_touchcancel_callback(
canvas_target, this, false, &disable_drag_handler);
emscripten_set_mousemove_callback(
canvas_target, this, false, &mouse_move_handler);
emscripten_set_touchmove_callback(
canvas_target, this, false, &mouse_move_handler);
};
void ofxAppEmscriptenWindow::setup(const ofGLESWindowSettings & settings){
EGLint numConfigs;
EGLint majorVersion;
EGLint minorVersion;
EGLConfig config;
EGLint contextAttribs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE, EGL_NONE };
EGLint attribList[] =
{
EGL_RED_SIZE, EGL_DONT_CARE,
EGL_GREEN_SIZE, EGL_DONT_CARE,
EGL_BLUE_SIZE, EGL_DONT_CARE,
EGL_ALPHA_SIZE, EGL_DONT_CARE,
EGL_DEPTH_SIZE, EGL_DONT_CARE,
EGL_STENCIL_SIZE, EGL_DONT_CARE,
EGL_SAMPLE_BUFFERS, EGL_DONT_CARE,
EGL_NONE
};
// Get Display
display = eglGetDisplay((EGLNativeDisplayType)EGL_DEFAULT_DISPLAY);
if ( display == EGL_NO_DISPLAY ){
ofLogError() << "coudln't get display";
return;
}
// Initialize EGL
if ( !eglInitialize(display, &majorVersion, &minorVersion) ){
ofLogError() << "couldn't initialize display";
return;
}
// Get configs
if ( !eglGetConfigs(display, NULL, 0, &numConfigs) ){
ofLogError() << "couldn't get configs";
return;
}
ofLogNotice("ofxAppEmscriptenWindow") << "Got " << numConfigs << " display configs";
// Choose config
if ( !eglChooseConfig(display, attribList, &config, 1, &numConfigs) ){
ofLogError() << "couldn't choose display";
return;
}
// Create a surface
surface = eglCreateWindowSurface(display, config, NULL, NULL);
if ( surface == EGL_NO_SURFACE ){
ofLogError() << "couldn't create surface";
return;
}
// Create a GL context
context = eglCreateContext(display, config, EGL_NO_CONTEXT, contextAttribs );
if ( context == EGL_NO_CONTEXT ){
ofLogError() << "couldn't create context";
return;
}
// Make the context current
if ( !eglMakeCurrent(display, surface, surface, context) ){
ofLogError() << "couldn't make current display";
return;
}
setWindowShape(settings.width,settings.height);
_renderer = make_shared<ofGLProgrammableRenderer>(this);
((ofGLProgrammableRenderer*)_renderer.get())->setup(2,0);
emscripten_set_keydown_callback(0,this,1,&keydown_cb);
emscripten_set_keyup_callback(0,this,1,&keyup_cb);
emscripten_set_mousedown_callback(0,this,1,&mousedown_cb);
emscripten_set_mouseup_callback(0,this,1,&mouseup_cb);
emscripten_set_mousemove_callback(0,this,1,&mousemoved_cb);
emscripten_set_touchstart_callback(0,this,1,&touch_cb);
emscripten_set_touchend_callback(0,this,1,&touch_cb);
emscripten_set_touchmove_callback(0,this,1,&touch_cb);
emscripten_set_touchcancel_callback(0,this,1,&touch_cb);
}