Files
PojavLauncher_iOS/Natives/SurfaceViewController.m
T

553 lines
20 KiB
Objective-C

#import "SurfaceViewController.h"
#import "egl_bridge_ios.h"
#import "ios_uikit_bridge.h"
#include "glfw_keycodes.h"
#include "utils.h"
#include "EGL/egl.h"
#include "GLES2/gl2.h"
#include "GLES2/gl2ext.h"
// Debugging purposes
// #define DEBUG_VISIBLE_TEXT_FIELD
#define ADD_BUTTON(NAME, KEY, RECT) \
UIButton *button_##KEY = [UIButton buttonWithType:UIButtonTypeRoundedRect]; \
button_##KEY.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleWidth; \
[button_##KEY setTitle:NAME forState:UIControlStateNormal]; \
button_##KEY.frame = CGRectOffset(RECT, notchOffset, 0); \
[button_##KEY addTarget:self action:@selector(executebtn_##KEY##_down) forControlEvents:UIControlEventTouchDown]; \
[button_##KEY addTarget:self action:@selector(executebtn_##KEY##_up) forControlEvents:UIControlEventTouchUpInside]; \
button_##KEY.backgroundColor = [UIColor colorWithWhite:0.0f alpha:0.3f]; \
button_##KEY.tintColor = [UIColor whiteColor]; \
[self.view addSubview:button_##KEY];
#define ADD_BUTTON_VISIBLE(NAME, KEY, RECT) \
ADD_BUTTON(NAME, KEY, RECT); \
togglableVisibleButtons[++togglableVisibleButtonIndex] = button_##KEY;
#define ADD_BUTTON_DEF(KEY) \
- (void)executebtn_##KEY##_down { \
[self executebtn_##KEY:1]; \
} \
- (void)executebtn_##KEY##_up { \
[self executebtn_##KEY:0]; \
} \
- (void)executebtn_##KEY:(int)held
#define ADD_BUTTON_DEF_KEY(KEY, KEYCODE) \
ADD_BUTTON_DEF(KEY) { \
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, KEYCODE, 0, held, 0); \
}
#define BTN_RECT 80.0, 30.0
#define BTN_SQUARE 50.0, 50.0
#define INPUT_SPACE_CHAR @" "
#define INPUT_SPACE_LENGTH 20
int togglableVisibleButtonIndex = -1;
UIButton* togglableVisibleButtons[100];
UIView *touchView;
#ifdef DEBUG_VISIBLE_TEXT_FIELD
UILabel *inputLengthView;
#endif
UITextField *inputView;
int inputTextLength;
BOOL shouldTriggerClick = NO;
int notchOffset;
// TODO: key modifiers impl
@interface SurfaceViewController ()<UITextFieldDelegate> {
}
@property (strong, nonatomic) MGLContext *context;
- (void)setupGL;
@end
@implementation SurfaceViewController
- (void)viewDidLoad
{
[super viewDidLoad];
CGRect screenBounds = [[UIScreen mainScreen] bounds];
CGFloat screenScale = [[UIScreen mainScreen] scale];
UIEdgeInsets insets = [[[UIApplication sharedApplication] keyWindow] safeAreaInsets];
int width = (int) roundf(screenBounds.size.width);
int height = (int) roundf(screenBounds.size.height);
savedWidth = roundf(width * screenScale);
savedHeight = roundf(height * screenScale);
width = width - insets.left - insets.right;
notchOffset = insets.left;
touchView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, width, height)];
UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(surfaceOnClick:)];
tapGesture.numberOfTapsRequired = 1;
tapGesture.numberOfTouchesRequired = 1;
tapGesture.cancelsTouchesInView = NO;
[touchView addGestureRecognizer:tapGesture];
UILongPressGestureRecognizer *longpressGesture = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(surfaceOnLongpress:)];
longpressGesture.minimumPressDuration = 0.4;
[touchView addGestureRecognizer:longpressGesture];
[self.view addSubview:touchView];
if (@available(iOS 13.4, *)) {
[touchView addInteraction:[[UIPointerInteraction alloc] initWithDelegate:self]];
// TODO scroll
UIPanGestureRecognizer *mouseWheelGesture = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(surfaceOnMouseScroll:)];
mouseWheelGesture.allowedScrollTypesMask = UIScrollTypeMaskDiscrete;
mouseWheelGesture.allowedTouchTypes = @[ @(UITouchTypeIndirectPointer) ];
mouseWheelGesture.cancelsTouchesInView = NO;
mouseWheelGesture.delaysTouchesBegan = NO;
mouseWheelGesture.delaysTouchesEnded = NO;
[touchView addGestureRecognizer:mouseWheelGesture];
}
#ifndef DEBUG_VISIBLE_TEXT_FIELD
inputView = [[UITextField alloc] initWithFrame:CGRectMake(5 * 3 + 80 * 2, 5, BTN_RECT)];
inputView.backgroundColor = [UIColor colorWithWhite:0.0f alpha:0.0f];
#else
inputView = [[UITextField alloc] initWithFrame:CGRectMake(5 * 3 + 80 * 2, 5 * 2 + 30, 200, 30)];
inputView.backgroundColor = [UIColor colorWithWhite:0.0f alpha:0.5f];
inputLengthView = [[UILabel alloc] initWithFrame:CGRectMake(5 * 2 + 80, 5 * 2 + 30, BTN_RECT)];
inputLengthView.text = @"length=?";
inputLengthView.backgroundColor = [UIColor colorWithWhite:1.0f alpha:0.6f];
[self.view addSubview:inputLengthView];
#endif
inputView.delegate = self;
[inputView addTarget:self action:@selector(inputViewDidChange) forControlEvents:UIControlEventEditingChanged];
[inputView addTarget:self action:@selector(inputViewDidClick) forControlEvents:UIControlEventTouchDown];
// Custom button
// ADD_BUTTON(@"F1", f1, CGRectMake(5, 5, width, height));
ADD_BUTTON(@"GUI", special_togglebtn, CGRectMake(5, height - 5 - 50, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"Keyboard", special_keyboard, CGRectMake(5 * 3 + 80 * 2, 5, BTN_RECT));
ADD_BUTTON_VISIBLE(@"Pri", special_mouse_pri, CGRectMake(5, height - 5 * 3 - 50 * 3, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"Sec", special_mouse_sec, CGRectMake(5 * 3 + 50 * 2, height - 5 * 3 - 50 * 3, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"Debug", f3, CGRectMake(5, 5, BTN_RECT));
ADD_BUTTON_VISIBLE(@"Chat", t, CGRectMake(5 * 2 + 80, 5, BTN_RECT));
ADD_BUTTON_VISIBLE(@"Tab", tab, CGRectMake(5 * 4 + 80 * 3, 5, BTN_RECT));
ADD_BUTTON_VISIBLE(@"Opti-Zoom", c, CGRectMake(5 * 5 + 80 * 4, 5, BTN_RECT));
ADD_BUTTON_VISIBLE(@"Offhand", f, CGRectMake(5 * 6 + 80 * 5, 5, BTN_RECT));
ADD_BUTTON_VISIBLE(@"3rd", f5, CGRectMake(5, 5 * 2 + 30.0, BTN_RECT));
ADD_BUTTON_VISIBLE(@"▲", w, CGRectMake(5 * 2 + 50, height - 5 * 3 - 50 * 3, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"◀", a, CGRectMake(5, height - 5 * 2 - 50 * 2, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"▼", s, CGRectMake(5 * 2 + 50, height - 5 - 50, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"▶", d, CGRectMake(5 * 3 + 50 * 2, height - 5 * 2 - 50 * 2, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"◇", left_shift, CGRectMake(5 * 2 + 50, height - 5 * 2 - 50 * 2, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"Inv", e, CGRectMake(5 * 3 + 50 * 2, height - 5 - 50, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"⬛", space, CGRectMake(width - 5 * 2 - 50 * 2, height - 5 * 2 - 50 * 2, BTN_SQUARE));
ADD_BUTTON_VISIBLE(@"Esc", escape, CGRectMake(width - 5 - 80, height - 5 - 30, BTN_RECT));
// ADD_BUTTON_VISIBLE(@"Fullscreen", f11, CGRectMake(width - 5 - 80, 5, BTN_RECT));
[self.view addSubview:inputView];
[self executebtn_special_togglebtn:0];
viewController = self;
MGLKView *view = glView = (MGLKView *) self.view;
view.drawableDepthFormat = MGLDrawableDepthFormat24;
view.enableSetNeedsDisplay = YES;
// [self setPreferredFramesPerSecond:1000];
// Init GLES
self.context = [[MGLContext alloc] initWithAPI:kMGLRenderingAPIOpenGLES3];
if (!self.context) {
self.context = [[MGLContext alloc] initWithAPI:kMGLRenderingAPIOpenGLES2];
}
if (!self.context) {
NSLog(@"Failed to create ES context");
}
view.context = self.context;
#ifndef USE_EGL
glContext = self.context;
#endif
[MGLContext setCurrentContext:self.context];
[self setupGL];
}
#pragma mark - MetalANGLE stuff
- (void)dealloc
{
if ([MGLContext currentContext] == self.context) {
[MGLContext setCurrentContext:nil];
}
}
- (void)setupGL
{
[MGLContext setCurrentContext:self.context];
CGRect screenBounds = [[UIScreen mainScreen] bounds];
CGFloat screenScale = [[UIScreen mainScreen] scale];
int width = (int) roundf(screenBounds.size.width * screenScale);
int height = (int) roundf(screenBounds.size.height * screenScale);
callback_SurfaceViewController_launchMinecraft(width, height);
}
BOOL isNotifRemoved;
- (void)mglkView:(MGLKView *)view drawInRect:(CGRect)rect
{
// glClearColor(0.6f, 0.6f, 0.6f, 1.0f);
// glClear(GL_COLOR_BUFFER_BIT);
// [self setNeedsDisplay]
// NSLog(@"swapbuffer");
// Remove notifications, so rendering will be manually controlled!
if (isNotifRemoved == NO) {
isNotifRemoved = YES;
[[NSNotificationCenter defaultCenter] removeObserver:self
name:MGLKApplicationWillResignActiveNotification
object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self
name:MGLKApplicationDidBecomeActiveNotification
object:nil];
}
[super pause];
// Java_org_lwjgl_glfw_CallbackBridge_nativeSendCursorPos(NULL, NULL, location.x * screenScale, location.y * screenScale);
}
#pragma mark - Input: send touch utilities
- (void)sendTouchPoint:(CGPoint)location withEvent:(int)event
{
CGFloat screenScale = [[UIScreen mainScreen] scale];
if (callback_SurfaceViewController_touchHotbar(location.x * screenScale, location.y * screenScale) == -1) {
callback_SurfaceViewController_onTouch(event, location.x * screenScale, location.y * screenScale);
}
}
- (void)sendTouchEvent:(NSSet *)touches withUIEvent:(UIEvent *)uievent withEvent:(int)event
{
UITouch* touchEvent = [touches anyObject];
BOOL isTouchTypeIndirect = NO;
if (@available(iOS 13.4, *)) {
if (touchEvent.type == UITouchTypeIndirectPointer) {
isTouchTypeIndirect = YES;
}
}
if ([touchEvent view] == touchView) {
CGPoint locationInView = [touchEvent locationInView:touchView];
[self sendTouchPoint:locationInView withEvent:event];
}
if (!isTouchTypeIndirect) {
switch (event) {
case ACTION_DOWN:
touchesMovedCount = 0;
shouldTriggerClick = YES;
break;
case ACTION_MOVE:
// TODO: better handling this
if (touchesMovedCount >= 1) {
shouldTriggerClick = NO;
} else ++touchesMovedCount;
break;
}
} else {
// Mouse clicks are handled here
int held = event == ACTION_MOVE || event == ACTION_UP;
shouldTriggerClick = NO;
for (int i = 1; i <= 5; ++i) {
if ((uievent.buttonMask & (1 << ((i)-1))) != 0) {
// iOS button index = GLFW button index + 1;
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL, i - 1, held, 0);
}
}
}
}
#pragma mark - Input: on-surface gestures
- (void)surfaceOnClick:(UITapGestureRecognizer *)sender {
if (sender.state == UIGestureRecognizerStateRecognized &&
shouldTriggerClick == YES) {
CGFloat screenScale = [[UIScreen mainScreen] scale];
CGPoint location = [sender locationInView:[sender.view superview]];
int hotbarItem = callback_SurfaceViewController_touchHotbar(location.x * screenScale, location.y * screenScale);
if (hotbarItem == -1) {
inputView.text = INPUT_SPACE_CHAR;
inputTextLength = 0;
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL,
isGrabbing == JNI_TRUE ? GLFW_MOUSE_BUTTON_RIGHT : GLFW_MOUSE_BUTTON_LEFT, 1, 0);
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL,
isGrabbing == JNI_TRUE ? GLFW_MOUSE_BUTTON_RIGHT : GLFW_MOUSE_BUTTON_LEFT, 0, 0);
} else {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, hotbarItem, 0, 1, 0);
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, hotbarItem, 0, 0, 0);
}
}
}
- (void)surfaceOnHover:(UIHoverGestureRecognizer *)sender API_AVAILABLE(ios(13.0)) {
if (@available(iOS 13.0, *)) {
CGPoint point = [sender locationInView:touchView];
// NSLog(@"Mouse move!!");
// NSLog(@"Mouse pos = %d, %d", point.x, point.y);
switch (sender.state) {
case UIGestureRecognizerStateBegan:
[self sendTouchPoint:point withEvent:ACTION_DOWN];
break;
case UIGestureRecognizerStateChanged:
[self sendTouchPoint:point withEvent:ACTION_MOVE];
break;
case UIGestureRecognizerStateEnded:
case UIGestureRecognizerStateCancelled:
[self sendTouchPoint:point withEvent:ACTION_UP];
break;
default:
// point = CGPointMake(-1, -1);
break;
}
}
}
-(BOOL)prefersHomeIndicatorAutoHidden {
return YES;
}
-(void)surfaceOnLongpress:(UILongPressGestureRecognizer *)sender
{
CGFloat screenScale = [[UIScreen mainScreen] scale];
CGPoint location = [sender locationInView:[sender.view superview]];
int hotbarItem = callback_SurfaceViewController_touchHotbar(location.x * screenScale, location.y * screenScale);
if (sender.state == UIGestureRecognizerStateBegan) {
if (hotbarItem == -1) {
inputView.text = INPUT_SPACE_CHAR;
inputTextLength = 0;
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL, GLFW_MOUSE_BUTTON_LEFT, 1, 0);
} else {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_Q, 0, 1, 0);
}
} else if (sender.state == UIGestureRecognizerStateChanged) {
if (hotbarItem == -1) {
[self sendTouchPoint:location withEvent:ACTION_MOVE];
}
} else {
if (sender.state == UIGestureRecognizerStateCancelled
|| sender.state == UIGestureRecognizerStateFailed
|| sender.state == UIGestureRecognizerStateEnded)
{
if (hotbarItem == -1) {
inputView.text = INPUT_SPACE_CHAR;
inputTextLength = 0;
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL, GLFW_MOUSE_BUTTON_LEFT, 0, 0);
} else {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_Q, 0, 0, 0);
}
}
}
}
NSString* inputStringBefore;
-(void)inputViewDidChange {
if ([inputView.text length] < INPUT_SPACE_LENGTH) {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_BACKSPACE, 0, 1, 0);
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_BACKSPACE, 0, 0, 0);
inputView.text = [@" " stringByAppendingString:inputView.text];
if (inputTextLength > 0) {
--inputTextLength;
}
#ifdef DEBUG_VISIBLE_TEXT_FIELD
inputLengthView.text = [@"length=" stringByAppendingFormat:@"%i",
inputTextLength];
#endif
} else if ([inputView.text length] > INPUT_SPACE_LENGTH) {
NSString *newText = [inputView.text substringFromIndex:INPUT_SPACE_LENGTH];
int charLength = [newText length];
for (int i = 0; i < charLength; i++) {
// Directly convert unichar to jchar which both are in UTF-16 encoding.
Java_org_lwjgl_glfw_CallbackBridge_nativeSendCharMods(NULL, NULL, (jchar) [newText characterAtIndex:i] /* charText[i] */, /* mods */ 0);
inputView.text = [inputView.text substringFromIndex:1];
if (inputTextLength < INPUT_SPACE_LENGTH) {
++inputTextLength;
}
#ifdef DEBUG_VISIBLE_TEXT_FIELD
inputLengthView.text = [@"length=" stringByAppendingFormat:@"%i",
inputTextLength];
#endif
}
inputStringBefore = inputView.text;
// [inputView.text substringFromIndex:inputTextLength - 1];
} else {
#ifdef DEBUG_VISIBLE_TEXT_FIELD
NSLog(@"Compare \"%@\" vs \"%@\"", inputView.text, inputStringBefore);
#endif
for (int i = 0; i < INPUT_SPACE_LENGTH; i++) {
if ([inputView.text characterAtIndex:i] != [inputStringBefore characterAtIndex:i]) {
NSString *inputStringNow = [inputView.text substringFromIndex:i];
/*
inputView.text = [inputView.text substringToIndex:i];
// self notify
[self inputViewDidChange];
inputView.text = [inputView.text stringByAppendingString:inputStringNow];
// self notify
[self inputViewDidChange];
*/
for (int i2 = 0; i2 < [inputStringNow length]; i2++) {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_BACKSPACE, 0, 1, 0);
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_BACKSPACE, 0, 0, 0);
}
for (int i2 = 0; i2 < [inputStringNow length]; i2++) {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendCharMods(NULL, NULL, (jchar) [inputStringNow characterAtIndex:i2], /* mods */ 0);
}
break;
}
}
#ifdef DEBUG_VISIBLE_TEXT_FIELD
inputLengthView.text = @"length =";
#endif
inputStringBefore = inputView.text;
// [inputView.text substringFromIndex:inputTextLength - 1];
}
// Reset to default value
// inputView.text = INPUT_SPACE_CHAR;
}
-(void)inputViewDidClick {
// Zero the input field so user will no longer able to select text inside.
#ifndef DEBUG_VISIBLE_TEXT_FIELD
inputView.alpha = 0.0f;
#endif
inputView.text = INPUT_SPACE_CHAR;
inputTextLength = 0;
}
-(BOOL)textFieldShouldReturn:(UITextField *)textField {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_ENTER, 0, 1, 0);
Java_org_lwjgl_glfw_CallbackBridge_nativeSendKey(NULL, NULL, GLFW_KEY_ENTER, 0, 0, 0);
return YES;
}
#pragma mark - On-screen button functions
int currentVisibility = 1;
ADD_BUTTON_DEF(special_togglebtn) {
if (held == 0) {
currentVisibility = !currentVisibility;
for (int i = 0; i < togglableVisibleButtonIndex + 1; i++) {
togglableVisibleButtons[i].hidden = currentVisibility;
}
#ifndef DEBUG_VISIBLE_TEXT_FIELD
inputView.hidden = currentVisibility;
#endif
}
}
ADD_BUTTON_DEF(special_keyboard) {
if (held == 0) {
[inputView resignFirstResponder];
inputView.alpha = 1.0f;
inputView.text = @"";
}
}
ADD_BUTTON_DEF(special_mouse_pri) {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL, GLFW_MOUSE_BUTTON_LEFT, held, 0);
}
ADD_BUTTON_DEF(special_mouse_sec) {
Java_org_lwjgl_glfw_CallbackBridge_nativeSendMouseButton(NULL, NULL, GLFW_MOUSE_BUTTON_RIGHT, held, 0);
}
ADD_BUTTON_DEF_KEY(f3, GLFW_KEY_F3)
ADD_BUTTON_DEF_KEY(f5, GLFW_KEY_F5)
ADD_BUTTON_DEF_KEY(f11, GLFW_KEY_F11)
ADD_BUTTON_DEF_KEY(t, GLFW_KEY_T)
ADD_BUTTON_DEF_KEY(c, GLFW_KEY_C)
ADD_BUTTON_DEF_KEY(f, GLFW_KEY_F)
ADD_BUTTON_DEF_KEY(tab, GLFW_KEY_TAB)
ADD_BUTTON_DEF_KEY(w, GLFW_KEY_W)
ADD_BUTTON_DEF_KEY(a, GLFW_KEY_A)
ADD_BUTTON_DEF_KEY(s, GLFW_KEY_S)
ADD_BUTTON_DEF_KEY(d, GLFW_KEY_D)
ADD_BUTTON_DEF_KEY(e, GLFW_KEY_E)
ADD_BUTTON_DEF_KEY(left_shift, GLFW_KEY_LEFT_SHIFT)
ADD_BUTTON_DEF_KEY(space, GLFW_KEY_SPACE)
ADD_BUTTON_DEF_KEY(escape, GLFW_KEY_ESCAPE)
#pragma mark - Input: On-screen touch events
int touchesMovedCount;
// Equals to Android ACTION_DOWN
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesBegan: touches withEvent: event];
[self sendTouchEvent: touches withUIEvent: event withEvent: ACTION_DOWN];
}
// Equals to Android ACTION_MOVE
- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesMoved: touches withEvent: event];
[self sendTouchEvent: touches withUIEvent: event withEvent: ACTION_MOVE];
}
// Equals to Android ACTION_UP
- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesEnded: touches withEvent: event];
[self sendTouchEvent: touches withUIEvent: event withEvent: ACTION_UP];
}
- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event
{
[super touchesCancelled: touches withEvent: event];
[self sendTouchEvent: touches withUIEvent: event withEvent: ACTION_UP];
}
@end