# HG changeset patch
# User Teemu Piippo <teemu.s.piippo@gmail.com>
# Date 1656708507 -10800
# Node ID c24d87f64bedf4eb4c7bda752649e78e042cad60
# Parent  2637134bc37cc2924878047863ef0c11be810226
Improve click handling

diff -r 2637134bc37c -r c24d87f64bed src/basics.h
--- a/src/basics.h	Fri Jul 01 16:46:43 2022 +0300
+++ b/src/basics.h	Fri Jul 01 23:48:27 2022 +0300
@@ -43,6 +43,7 @@
 
 template<typename T>
 using opt = std::optional<T>;
+using std::chrono::steady_clock;
 
 //! \brief Return type of qHash. unsigned int on Qt5, unsigned long on Qt6.
 using hash_t = decltype(qHash(0));
diff -r 2637134bc37c -r c24d87f64bed src/gl/partrenderer.cpp
--- a/src/gl/partrenderer.cpp	Fri Jul 01 16:46:43 2022 +0300
+++ b/src/gl/partrenderer.cpp	Fri Jul 01 23:48:27 2022 +0300
@@ -319,13 +319,18 @@
 	if (not this->frozen) {
 		this->totalMouseMove = 0;
 		this->lastMousePosition = event->pos();
+		this->lastClickTime = steady_clock::now();
 	}
 }
 
 void PartRenderer::mouseReleaseEvent(QMouseEvent* event)
 {
-	if (not frozen and this->totalMouseMove < (2.0 / sqrt(2)) * 5.0)
-	{
+	using namespace std::chrono_literals;
+	if (true
+		and not frozen
+		and this->totalMouseMove < 50.0 / sqrt(2)
+		and (steady_clock::now() - this->lastClickTime) < 0.5s
+	) {
 		for (RenderLayer* layer : this->activeRenderLayers) {
 			layer->mouseClick(event);
 		}
@@ -494,3 +499,10 @@
 	gl::setModelShaderSelectedObjects(&this->shaders, selection);
 	this->update();
 }
+
+glm::vec3 PartRenderer::cameraVector(const QPointF& point) const
+{
+	const glm::vec3 p1 = this->unproject({point.x(), point.y(), 0});
+	const glm::vec3 p2 = this->unproject({point.x(), point.y(), 1});
+	return p2 - p1;
+}
diff -r 2637134bc37c -r c24d87f64bed src/gl/partrenderer.h
--- a/src/gl/partrenderer.h	Fri Jul 01 16:46:43 2022 +0300
+++ b/src/gl/partrenderer.h	Fri Jul 01 23:48:27 2022 +0300
@@ -28,6 +28,7 @@
 	bool needBuild = true;
 	std::vector<RenderLayer*> activeRenderLayers;
 	std::vector<RenderLayer*> inactiveRenderLayers;
+	std::chrono::time_point<std::chrono::steady_clock> lastClickTime;
 	bool frozen = false;
 public:
 	PartRenderer(
@@ -45,6 +46,8 @@
 	bool isDark() const;
 	ElementId pick(QPoint where);
 	void setSelection(const QSet<ElementId>& selectedIds);
+	glm::vec3 cameraVector(const QPointF& point) const;
+	Line<3> cameraLine(const QPointF& point) const;
 Q_SIGNALS:
 	void projectionMatrixChanged(const glm::mat4& newMatrix);
 	void modelMatrixChanged(const glm::mat4& newMatrix);
@@ -60,7 +63,6 @@
 	void mouseReleaseEvent(QMouseEvent* event) override;
 	void keyReleaseEvent(QKeyEvent* event) override;
 	void wheelEvent(QWheelEvent* event) override;
-	Line<3> cameraLine(const QPointF& point) const;
 	glm::vec3 unproject(const glm::vec3& win) const;
 	void setFragmentStyle(gl::FragmentStyle fragStyle);
 	void renderScene();