From d6c332f1e7f2d82c5573418a30881b69a5df9e83 Mon Sep 17 00:00:00 2001
From: maelstrom <maelstrom@maelstrom.dev>
Date: Sun, 1 Dec 2024 13:08:45 +0100
Subject: [PATCH] cursor schmovement

---
 .clangd                 |  5 ++++-
 editor/main.cpp         |  5 +++++
 editor/mainglwidget.cpp | 34 +++++++++++++++++++++++++++-------
 editor/mainglwidget.h   |  4 ++++
 editor/mainwindow.cpp   | 27 ++++++++++++++++++++++++++-
 editor/mainwindow.h     |  6 ++++++
 editor/mainwindow.ui    |  2 +-
 7 files changed, 73 insertions(+), 10 deletions(-)

diff --git a/.clangd b/.clangd
index c96f078..f0eb4d6 100644
--- a/.clangd
+++ b/.clangd
@@ -2,7 +2,10 @@ CompileFlags: # Tweak the parse settings, example directory given to show format
   Add:
     - "--include-directory=../../src"
     - "--include-directory=../src"
+    - "--include-directory=./editor_autogen/include"
+    - "--include-directory=../.."
     - "--include-directory=/usr/include/qt6/QtWidgets"
     - "--include-directory=/usr/include/qt6/QtOpenGLWidgets"
     - "--include-directory=/usr/include/qt6"
-    - "--include-directory=/usr/include/qt6/QtGui"
\ No newline at end of file
+    - "--include-directory=/usr/include/qt6/QtGui"
+    - "--include-directory=/usr/include/qt6/QtCore"
\ No newline at end of file
diff --git a/editor/main.cpp b/editor/main.cpp
index 647e5d2..765f5c2 100644
--- a/editor/main.cpp
+++ b/editor/main.cpp
@@ -4,6 +4,11 @@
 #include <QLocale>
 #include <QTranslator>
 #include <QStyleFactory>
+#include <QBasicTimer>
+
+#include "physics/simulation.h"
+#include "qcoreevent.h"
+#include "qobject.h"
 
 int main(int argc, char *argv[])
 {
diff --git a/editor/mainglwidget.cpp b/editor/mainglwidget.cpp
index 8cbfe09..e117730 100644
--- a/editor/mainglwidget.cpp
+++ b/editor/mainglwidget.cpp
@@ -1,6 +1,11 @@
-#include "GL/glew.h"
+#include <GL/glew.h>
+#include <chrono>
+
+#include <QMouseEvent>
 
 #include "part.h"
+#include "qevent.h"
+#include "qnamespace.h"
 #include "rendering/renderer.h"
 #include "physics/simulation.h"
 #include "camera.h"
@@ -55,12 +60,27 @@ void MainGLWidget::resizeGL(int w, int h) {
     // ...
 }
 
-float lastTime = glfwGetTime();    
 void MainGLWidget::paintGL() {
-    float deltaTime = glfwGetTime() - lastTime;
-    lastTime = glfwGetTime();
-
-    // processInput(NULL);
-    physicsStep(deltaTime);
     ::render(NULL);
 }
+
+bool isMouseDragging = false;
+QPoint lastMousePos;
+void MainGLWidget::mouseMoveEvent(QMouseEvent* evt) {
+    // if (!(evt->buttons() & Qt::RightButton)) return;
+    if (!isMouseDragging) return;
+    
+    camera.processRotation(evt->pos().x() - lastMousePos.x(), evt->pos().y() - lastMousePos.y());
+    lastMousePos = evt->pos();
+}
+
+void MainGLWidget::mousePressEvent(QMouseEvent* evt) {
+    if (evt->button() != Qt::RightButton) return;
+
+    lastMousePos = evt->pos();
+    isMouseDragging = true;
+}
+
+void MainGLWidget::mouseReleaseEvent(QMouseEvent* evt) {
+    isMouseDragging = false;
+}
\ No newline at end of file
diff --git a/editor/mainglwidget.h b/editor/mainglwidget.h
index 8c4d642..92350dd 100644
--- a/editor/mainglwidget.h
+++ b/editor/mainglwidget.h
@@ -12,6 +12,10 @@ protected:
     void initializeGL() override;
     void resizeGL(int w, int h) override;
     void paintGL() override;
+
+    void mouseMoveEvent(QMouseEvent* evt) override;
+    void mousePressEvent(QMouseEvent* evt) override;
+    void mouseReleaseEvent(QMouseEvent* evt) override;
 };
 
 #endif // MAINGLWIDGET_H
diff --git a/editor/mainwindow.cpp b/editor/mainwindow.cpp
index 2918f80..36164cc 100644
--- a/editor/mainwindow.cpp
+++ b/editor/mainwindow.cpp
@@ -5,13 +5,38 @@
 #include <QMessageBox>
 #include <QProcess>
 #include <QThread>
-#include "mainglwidget.h"
+#include <QTimerEvent>
+#include <QMouseEvent>
+#include <QWidget>
+
+#include "common.h"
+#include "physics/simulation.h"
 
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
     , ui(new Ui::MainWindow)
 {
     ui->setupUi(this);
+    timer.start(33, this);
+    setMouseTracking(true);
+}
+
+std::chrono::time_point lastTime = std::chrono::steady_clock::now();
+void MainWindow::timerEvent(QTimerEvent* evt) {
+    if (evt->timerId() != timer.timerId()) {
+        QWidget::timerEvent(evt);
+        return;
+    }
+
+    float deltaTime = std::chrono::duration_cast<std::chrono::duration<float>>(std::chrono::steady_clock::now() - lastTime).count();
+    lastTime = std::chrono::steady_clock::now();
+
+    physicsStep(deltaTime);
+    ui->mainWidget->update();
+}
+
+void MainWindow::updateMainWidget() {
+    ui->mainWidget->update();
 }
 
 MainWindow::~MainWindow()
diff --git a/editor/mainwindow.h b/editor/mainwindow.h
index f511371..6232382 100644
--- a/editor/mainwindow.h
+++ b/editor/mainwindow.h
@@ -1,6 +1,8 @@
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
+#include "qbasictimer.h"
+#include "qcoreevent.h"
 #include <QMainWindow>
 #include <QLineEdit>
 
@@ -17,8 +19,12 @@ class MainWindow : public QMainWindow
 public:
     MainWindow(QWidget *parent = nullptr);
     ~MainWindow();
+    void updateMainWidget();
 
 private:
     Ui::MainWindow *ui;
+    QBasicTimer timer;
+
+    void timerEvent(QTimerEvent*) override;
 };
 #endif // MAINWINDOW_H
diff --git a/editor/mainwindow.ui b/editor/mainwindow.ui
index 2154ca0..04b9e1a 100644
--- a/editor/mainwindow.ui
+++ b/editor/mainwindow.ui
@@ -16,7 +16,7 @@
   <widget class="QWidget" name="centralwidget">
    <layout class="QVBoxLayout" name="verticalLayout">
     <item>
-     <widget class="MainGLWidget" name="openGLWidget"/>
+     <widget class="MainGLWidget" name="mainWidget"/>
     </item>
    </layout>
   </widget>