forked from Mirrorlandia_minetest/minetest
Simplifies code by using Irrlicht's operator overloads
New variables are added to replace in-place calculations.
This commit is contained in:
Muhammad Rifqi Priyo Susanto
parent
3a47559e86
commit
2061984313
@ -713,6 +713,15 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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if (event.EventType != EET_TOUCH_INPUT_EVENT)
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return;
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const s32 half_button_size = button_size / 2.0f;
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const s32 fixed_joystick_range_sq = half_button_size * half_button_size * 3 * 3;
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const s32 X = event.TouchInput.X;
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const s32 Y = event.TouchInput.Y;
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const v2s32 touch_pos = v2s32(X, Y);
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const v2s32 fixed_joystick_center = v2s32(half_button_size * 5,
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m_screensize.Y - half_button_size * 5);
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const v2s32 dir_fixed = touch_pos - fixed_joystick_center;
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if (event.TouchInput.Event == ETIE_PRESSED_DOWN) {
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/*
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* Add to own copy of event list...
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@ -727,7 +736,7 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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size_t eventID = event.TouchInput.ID;
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touch_gui_button_id button = getButtonID(event.TouchInput.X, event.TouchInput.Y);
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touch_gui_button_id button = getButtonID(X, Y);
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// handle button events
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if (button != after_last_element_id) {
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@ -752,14 +761,10 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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return;
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}
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s32 dxj = event.TouchInput.X - button_size * 5.0f / 2.0f;
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s32 dyj = event.TouchInput.Y - (s32)m_screensize.Y + button_size * 5.0f / 2.0f;
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/* Select joystick when left 1/3 of screen dragged or
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* when joystick tapped (fixed joystick position)
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*/
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if ((m_fixed_joystick && dxj * dxj + dyj * dyj <= button_size * button_size * 1.5f * 1.5f) ||
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(!m_fixed_joystick && event.TouchInput.X < m_screensize.X / 3.0f)) {
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// Select joystick when joystick tapped (fixed joystick position) or
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// when left 1/3 of screen dragged (free joystick position)
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if ((m_fixed_joystick && dir_fixed.getLengthSQ() <= fixed_joystick_range_sq) ||
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(!m_fixed_joystick && X < m_screensize.X / 3.0f)) {
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// If we don't already have a starting point for joystick, make this the one.
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if (!m_has_joystick_id) {
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m_has_joystick_id = true;
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@ -772,13 +777,11 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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// If it's a fixed joystick, don't move the joystick "button".
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if (!m_fixed_joystick)
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m_joystick_btn_bg->gui_button->setRelativePosition(v2s32(
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event.TouchInput.X - button_size * 3.0f / 2.0f,
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event.TouchInput.Y - button_size * 3.0f / 2.0f));
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m_joystick_btn_bg->gui_button->setRelativePosition(
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touch_pos - half_button_size * 3);
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m_joystick_btn_center->gui_button->setRelativePosition(v2s32(
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event.TouchInput.X - button_size / 2.0f,
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event.TouchInput.Y - button_size / 2.0f));
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m_joystick_btn_center->gui_button->setRelativePosition(
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touch_pos - half_button_size);
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}
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} else {
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// If we don't already have a moving point, make this the moving one.
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@ -787,7 +790,7 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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m_move_id = event.TouchInput.ID;
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m_move_has_really_moved = false;
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m_move_downtime = porting::getTimeMs();
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m_move_downlocation = v2s32(event.TouchInput.X, event.TouchInput.Y);
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m_move_downlocation = touch_pos;
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m_move_sent_as_mouse_event = false;
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if (m_draw_crosshair)
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m_move_downlocation = v2s32(m_screensize.X / 2, m_screensize.Y / 2);
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@ -795,7 +798,7 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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}
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}
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m_pointer_pos[event.TouchInput.ID] = v2s32(event.TouchInput.X, event.TouchInput.Y);
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m_pointer_pos[event.TouchInput.ID] = touch_pos;
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}
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else if (event.TouchInput.Event == ETIE_LEFT_UP) {
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verbosestream << "Up event for pointerid: " << event.TouchInput.ID << std::endl;
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@ -804,76 +807,60 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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assert(event.TouchInput.Event == ETIE_MOVED);
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if (!(m_has_joystick_id && m_fixed_joystick) &&
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m_pointer_pos[event.TouchInput.ID] ==
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v2s32(event.TouchInput.X, event.TouchInput.Y))
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m_pointer_pos[event.TouchInput.ID] == touch_pos)
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return;
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const v2s32 free_joystick_center = v2s32(m_pointer_pos[event.TouchInput.ID].X,
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m_pointer_pos[event.TouchInput.ID].Y);
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const v2s32 dir_free = touch_pos - free_joystick_center;
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const double touch_threshold_sq = m_touchscreen_threshold * m_touchscreen_threshold;
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if (m_has_move_id) {
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if (event.TouchInput.ID == m_move_id &&
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(!m_move_sent_as_mouse_event || m_draw_crosshair)) {
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double distance = sqrt(
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(m_pointer_pos[event.TouchInput.ID].X - event.TouchInput.X) *
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(m_pointer_pos[event.TouchInput.ID].X - event.TouchInput.X) +
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(m_pointer_pos[event.TouchInput.ID].Y - event.TouchInput.Y) *
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(m_pointer_pos[event.TouchInput.ID].Y - event.TouchInput.Y));
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if (distance > m_touchscreen_threshold || m_move_has_really_moved) {
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if (dir_free.getLengthSQ() > touch_threshold_sq || m_move_has_really_moved) {
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m_move_has_really_moved = true;
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s32 X = event.TouchInput.X;
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s32 Y = event.TouchInput.Y;
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// update camera_yaw and camera_pitch
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s32 dx = X - m_pointer_pos[event.TouchInput.ID].X;
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s32 dy = Y - m_pointer_pos[event.TouchInput.ID].Y;
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m_pointer_pos[event.TouchInput.ID] = v2s32(X, Y);
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m_pointer_pos[event.TouchInput.ID] = touch_pos;
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// adapt to similar behavior as pc screen
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const double d = g_settings->getFloat("mouse_sensitivity", 0.001f, 10.0f) * 3.0f;
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m_camera_yaw_change -= dx * d;
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m_camera_pitch = MYMIN(MYMAX(m_camera_pitch + (dy * d), -180.0f), 180.0f);
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m_camera_yaw_change -= dir_free.X * d;
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m_camera_pitch = MYMIN(MYMAX(m_camera_pitch + (dir_free.Y * d), -180.0f), 180.0f);
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// update shootline
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// no need to update (X, Y) when using crosshair since the shootline is not used
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m_shootline = m_device
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->getSceneManager()
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->getSceneCollisionManager()
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->getRayFromScreenCoordinates(v2s32(X, Y));
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->getRayFromScreenCoordinates(touch_pos);
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}
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} else if (event.TouchInput.ID == m_move_id && m_move_sent_as_mouse_event) {
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m_shootline = m_device
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->getSceneManager()
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->getSceneCollisionManager()
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->getRayFromScreenCoordinates(
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v2s32(event.TouchInput.X, event.TouchInput.Y));
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->getRayFromScreenCoordinates(touch_pos);
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}
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}
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if (m_has_joystick_id && event.TouchInput.ID == m_joystick_id) {
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s32 X = event.TouchInput.X;
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s32 Y = event.TouchInput.Y;
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v2s32 dir = dir_free;
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if (m_fixed_joystick)
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dir = dir_fixed;
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s32 dx = X - m_pointer_pos[event.TouchInput.ID].X;
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s32 dy = Y - m_pointer_pos[event.TouchInput.ID].Y;
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if (m_fixed_joystick) {
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dx = X - button_size * 5.0f / 2.0f;
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dy = Y - (s32)m_screensize.Y + button_size * 5.0f / 2.0f;
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}
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double distance_sq = dx * dx + dy * dy;
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s32 dxj = event.TouchInput.X - button_size * 5.0f / 2.0f;
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s32 dyj = event.TouchInput.Y - (s32)m_screensize.Y + button_size * 5.0f / 2.0f;
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bool inside_joystick = (dxj * dxj + dyj * dyj <= button_size * button_size * 1.5f * 1.5f);
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const bool inside_joystick = dir_fixed.getLengthSQ() <= fixed_joystick_range_sq;
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const double distance_sq = dir.getLengthSQ();
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if (m_joystick_has_really_moved || inside_joystick ||
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(!m_fixed_joystick &&
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distance_sq > m_touchscreen_threshold * m_touchscreen_threshold)) {
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(!m_fixed_joystick && distance_sq > touch_threshold_sq)) {
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m_joystick_has_really_moved = true;
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m_joystick_direction = atan2(dx, -dy);
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m_joystick_direction = atan2(dir.X, -dir.Y);
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double distance = sqrt(distance_sq);
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const double distance = sqrt(distance_sq);
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if (distance <= m_touchscreen_threshold) {
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m_joystick_speed = 0.0f;
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} else {
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@ -882,24 +869,20 @@ void TouchScreenGUI::translateEvent(const SEvent &event)
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m_joystick_speed = 1.0f;
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}
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m_joystick_status_aux1 = distance > (button_size * 1.5f);
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m_joystick_status_aux1 = distance > (half_button_size * 3);
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if (distance > button_size) {
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// move joystick "button"
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s32 ndx = button_size * dx / distance - button_size / 2.0f;
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s32 ndy = button_size * dy / distance - button_size / 2.0f;
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if (m_fixed_joystick) {
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m_joystick_btn_center->gui_button->setRelativePosition(v2s32(
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button_size * 5.0f / 2.0f + ndx,
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m_screensize.Y - button_size * 5.0f / 2.0f + ndy));
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} else {
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m_joystick_btn_center->gui_button->setRelativePosition(v2s32(
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m_pointer_pos[event.TouchInput.ID].X + ndx,
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m_pointer_pos[event.TouchInput.ID].Y + ndy));
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}
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v2s32 new_offset = dir * button_size / distance - half_button_size;
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if (m_fixed_joystick)
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m_joystick_btn_center->gui_button->setRelativePosition(
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fixed_joystick_center + new_offset);
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else
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m_joystick_btn_center->gui_button->setRelativePosition(
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free_joystick_center + new_offset);
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} else {
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m_joystick_btn_center->gui_button->setRelativePosition(
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v2s32(X - button_size / 2, Y - button_size / 2));
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touch_pos - half_button_size);
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}
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}
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}
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