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Merge pull request #698 from Zaneo/clip_stylus_input
EmuWindow: Clip mouse input coordinates to emulated screen dimensions.
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commit
7859b145cf
@ -31,7 +31,7 @@ void EmuWindow_GLFW::OnMouseButtonEvent(GLFWwindow* win, int button, int action,
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}
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void EmuWindow_GLFW::OnCursorPosEvent(GLFWwindow* win, double x, double y) {
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GetEmuWindow(win)->TouchMoved(static_cast<unsigned>(x), static_cast<unsigned>(y));
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GetEmuWindow(win)->TouchMoved(static_cast<unsigned>(std::max(x, 0.0)), static_cast<unsigned>(std::max(y, 0.0)));
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}
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/// Called by GLFW when a key event occurs
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@ -225,7 +225,7 @@ void GRenderWindow::mousePressEvent(QMouseEvent *event)
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void GRenderWindow::mouseMoveEvent(QMouseEvent *event)
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{
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auto pos = event->pos();
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this->TouchMoved(static_cast<unsigned>(pos.x()), static_cast<unsigned>(pos.y()));
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this->TouchMoved(static_cast<unsigned>(std::max(pos.x(), 0)), static_cast<unsigned>(std::max(pos.y(), 0)));
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}
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void GRenderWindow::mouseReleaseEvent(QMouseEvent *event)
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@ -28,6 +28,17 @@ static bool IsWithinTouchscreen(const EmuWindow::FramebufferLayout& layout, unsi
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framebuffer_x < layout.bottom_screen.right);
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}
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std::tuple<unsigned,unsigned> EmuWindow::ClipToTouchScreen(unsigned new_x, unsigned new_y) {
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new_x = std::max(new_x, framebuffer_layout.bottom_screen.left);
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new_x = std::min(new_x, framebuffer_layout.bottom_screen.right-1);
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new_y = std::max(new_y, framebuffer_layout.bottom_screen.top);
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new_y = std::min(new_y, framebuffer_layout.bottom_screen.bottom-1);
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return std::make_tuple(new_x, new_y);
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}
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void EmuWindow::TouchPressed(unsigned framebuffer_x, unsigned framebuffer_y) {
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if (!IsWithinTouchscreen(framebuffer_layout, framebuffer_x, framebuffer_y))
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return;
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@ -52,14 +63,13 @@ void EmuWindow::TouchMoved(unsigned framebuffer_x, unsigned framebuffer_y) {
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if (!touch_pressed)
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return;
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if (IsWithinTouchscreen(framebuffer_layout, framebuffer_x, framebuffer_y))
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TouchPressed(framebuffer_x, framebuffer_y);
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else
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TouchReleased();
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if (!IsWithinTouchscreen(framebuffer_layout, framebuffer_x, framebuffer_y))
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std::tie(framebuffer_x, framebuffer_y) = ClipToTouchScreen(framebuffer_x, framebuffer_y);
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TouchPressed(framebuffer_x, framebuffer_y);
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}
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EmuWindow::FramebufferLayout EmuWindow::FramebufferLayout::DefaultScreenLayout(unsigned width,
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unsigned height) {
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EmuWindow::FramebufferLayout EmuWindow::FramebufferLayout::DefaultScreenLayout(unsigned width, unsigned height) {
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ASSERT(width > 0);
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ASSERT(height > 0);
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@ -206,5 +206,10 @@ private:
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u16 touch_x; ///< Touchpad X-position in native 3DS pixel coordinates (0-320)
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u16 touch_y; ///< Touchpad Y-position in native 3DS pixel coordinates (0-240)
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/**
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* Clip the provided coordinates to be inside the touchscreen area.
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*/
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std::tuple<unsigned,unsigned> ClipToTouchScreen(unsigned new_x, unsigned new_y);
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Service::HID::PadState pad_state;
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};
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