From a1f911f8257f614f874c201fede5d5206f5b7e80 Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Mon, 3 Aug 2015 18:40:03 +0200
Subject: [PATCH] show camera position in debug overlay

---
 src/ui/Interface.hpp |  4 +++-
 src/ui/ui.cpp        | 22 ++++++++++++++++++++--
 src/world/Entity.hpp |  4 ++++
 3 files changed, 27 insertions(+), 3 deletions(-)

diff --git a/src/ui/Interface.hpp b/src/ui/Interface.hpp
index eaed0fc..1ade2d1 100644
--- a/src/ui/Interface.hpp
+++ b/src/ui/Interface.hpp
@@ -69,8 +69,9 @@ public:
 	void ToggleAudio();
 	void ToggleVisual();
 
-	void ToggleCounter();
+	void ToggleDebug();
 	void UpdateCounter();
+	void UpdatePosition();
 
 	void PostMessage(const char *);
 	void PostMessage(const std::string &msg) {
@@ -101,6 +102,7 @@ private:
 	glm::mat4 outline_transform;
 
 	FixedText counter_text;
+	FixedText position_text;
 	MessageBox messages;
 	IntervalTimer msg_timer;
 
diff --git a/src/ui/ui.cpp b/src/ui/ui.cpp
index 198defb..6fa7356 100644
--- a/src/ui/ui.cpp
+++ b/src/ui/ui.cpp
@@ -124,6 +124,10 @@ Interface::Interface(
 	counter_text.Position(glm::vec3(-25.0f, 25.0f, 0.0f), Gravity::NORTH_EAST);
 	counter_text.Foreground(glm::vec4(1.0f));
 	counter_text.Background(glm::vec4(0.5f));
+	position_text.Hide();
+	position_text.Position(glm::vec3(-25.0f, 25.0f + font.LineSkip(), 0.0f), Gravity::NORTH_EAST);
+	position_text.Foreground(glm::vec4(1.0f));
+	position_text.Background(glm::vec4(0.5f));
 	messages.Position(glm::vec3(25.0f, -25.0f, 0.0f), Gravity::SOUTH_WEST);
 	messages.Foreground(glm::vec4(1.0f));
 	messages.Background(glm::vec4(0.5f));
@@ -182,7 +186,7 @@ void Interface::HandlePress(const SDL_KeyboardEvent &event) {
 			ToggleVisual();
 			break;
 		case SDLK_F3:
-			ToggleCounter();
+			ToggleDebug();
 			break;
 		case SDLK_F4:
 			ToggleAudio();
@@ -338,10 +342,12 @@ void Interface::ToggleVisual() {
 	}
 }
 
-void Interface::ToggleCounter() {
+void Interface::ToggleDebug() {
 	counter_text.Toggle();
+	position_text.Toggle();
 	if (counter_text.Visible()) {
 		UpdateCounter();
+		UpdatePosition();
 	}
 }
 
@@ -354,6 +360,12 @@ void Interface::UpdateCounter() {
 	counter_text.Set(font, text);
 }
 
+void Interface::UpdatePosition() {
+	std::stringstream s;
+	s << std::setprecision(3) << "pos: " << ctrl.Controlled().AbsolutePosition();
+	position_text.Set(font, s.str());
+}
+
 
 void Interface::Handle(const SDL_MouseMotionEvent &event) {
 	if (config.mouse_disabled) return;
@@ -487,6 +499,9 @@ void Interface::Update(int dt) {
 	if (counter_text.Visible() && counter.Changed()) {
 		UpdateCounter();
 	}
+	if (position_text.Visible()) {
+		UpdatePosition();
+	}
 }
 
 namespace {
@@ -522,6 +537,9 @@ void Interface::Render(Viewport &viewport) noexcept {
 	if (counter_text.Visible()) {
 		counter_text.Render(viewport);
 	}
+	if (position_text.Visible()) {
+		position_text.Render(viewport);
+	}
 
 	if (msg_timer.Running()) {
 		messages.Render(viewport);
diff --git a/src/world/Entity.hpp b/src/world/Entity.hpp
index a5723f4..05d795f 100644
--- a/src/world/Entity.hpp
+++ b/src/world/Entity.hpp
@@ -43,6 +43,10 @@ public:
 
 	const Chunk::Pos ChunkCoords() const noexcept { return chunk; }
 
+	glm::vec3 AbsolutePosition() const noexcept {
+		return glm::vec3(chunk * Chunk::Extent()) + position;
+	}
+
 	const glm::quat &AngularVelocity() const noexcept { return angular_velocity; }
 	void AngularVelocity(const glm::quat &) noexcept;
 
-- 
2.39.2