From a36ab11b6d38e94321d9e9e7af3b56715712b379 Mon Sep 17 00:00:00 2001
From: "arthur.jamet" <arthur.jamet@epitech.eu>
Date: Mon, 14 Jun 2021 13:59:05 +0200
Subject: [PATCH] draws bounding box + contours

---
 sources/System/Renderer/RenderSystem.cpp | 21 +++++++++++++++++----
 sources/System/Renderer/RenderSystem.hpp |  4 ++++
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/sources/System/Renderer/RenderSystem.cpp b/sources/System/Renderer/RenderSystem.cpp
index d901b115..b6a6e735 100644
--- a/sources/System/Renderer/RenderSystem.cpp
+++ b/sources/System/Renderer/RenderSystem.cpp
@@ -11,8 +11,8 @@
 #include <Model/Model.hpp>
 #include "Drawables/ADrawable3D.hpp"
 #include "Component/Shaders/ShaderComponent.hpp"
-
-
+#include <Drawables/3D/Cube.hpp>
+#include "Models/Vector3.hpp"
 #include "Component/Collision/CollisionComponent.hpp"
 
 namespace BBM
@@ -26,6 +26,19 @@ namespace BBM
 		this->_window.setFPS(this->FPS);
 	}
 
+	void RenderSystem::drawBoundingBox(const WAL::Entity &entity, const PositionComponent &posComponent, const Drawable3DComponent &drawable) const
+	{
+		auto *dimsComponent = entity.tryGetComponent<CollisionComponent>();
+
+		//draws hitbox
+		if (dimsComponent) {
+			RAY::Drawables::Drawables3D::Cube boundingBox(posComponent.position, dimsComponent->bound, WHITE);
+			boundingBox.drawWiresOn(this->_window);
+		}
+		//draws models contours
+		drawable.drawable->drawWiresOn(this->_window);
+	}
+
 	void RenderSystem::onSelfUpdate()
 	{
 		this->_camera.update();
@@ -39,9 +52,9 @@ namespace BBM
 			if (modelShader)
 				modelShader->model->setShader(modelShader->getShader());
 			drawable.drawable->setPosition(pos.position);
-			drawable.drawable->drawOn(this->_window);
 			if (this->_debugMode)
-				drawable.drawable->drawWiresOn(this->_window);
+				this->drawBoundingBox(entity, pos, drawable);
+			drawable.drawable->drawOn(this->_window);
 			if (modelShader)
 				modelShader->model->resetShader();
 		}
diff --git a/sources/System/Renderer/RenderSystem.hpp b/sources/System/Renderer/RenderSystem.hpp
index e790a741..bff17267 100644
--- a/sources/System/Renderer/RenderSystem.hpp
+++ b/sources/System/Renderer/RenderSystem.hpp
@@ -6,6 +6,7 @@
 
 #include "Component/Renderer/CameraComponent.hpp"
 #include "Component/Position/PositionComponent.hpp"
+#include "Component/Renderer/Drawable3DComponent.hpp"
 #include "System/System.hpp"
 #include "Camera/Camera2D.hpp"
 #include "Window.hpp"
@@ -39,6 +40,9 @@ namespace BBM
 		//! @param debug true if debug mode should be enabled
 		void setDebug(bool debug);
 
+		//! @param entity entity to draw bounding box of
+		void drawBoundingBox(const WAL::Entity &entity, const PositionComponent &posComponent, const Drawable3DComponent &drawable) const;
+
 		//! @brief ctor
 		RenderSystem(WAL::Wal &wal, RAY::Window &window, bool debugMode = false);
 		//! @brief Default copy ctor