From 7028cbe09c688437910a25623098762bf0fa592d Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Mon, 28 Mar 2016 22:28:34 +1000
Subject: Move Irrlicht to src/others.

---
 .../source/Irrlicht/CGUIMeshViewer.cpp             | 171 +++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 src/others/irrlicht-1.8.1/source/Irrlicht/CGUIMeshViewer.cpp

(limited to 'src/others/irrlicht-1.8.1/source/Irrlicht/CGUIMeshViewer.cpp')

diff --git a/src/others/irrlicht-1.8.1/source/Irrlicht/CGUIMeshViewer.cpp b/src/others/irrlicht-1.8.1/source/Irrlicht/CGUIMeshViewer.cpp
new file mode 100644
index 0000000..d121e34
--- /dev/null
+++ b/src/others/irrlicht-1.8.1/source/Irrlicht/CGUIMeshViewer.cpp
@@ -0,0 +1,171 @@
+// Copyright (C) 2002-2012 Nikolaus Gebhardt
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#include "CGUIMeshViewer.h"
+#ifdef _IRR_COMPILE_WITH_GUI_
+
+#include "IGUIEnvironment.h"
+#include "IVideoDriver.h"
+#include "IAnimatedMesh.h"
+#include "IMesh.h"
+#include "os.h"
+#include "IGUISkin.h"
+
+namespace irr
+{
+
+namespace gui
+{
+
+
+//! constructor
+CGUIMeshViewer::CGUIMeshViewer(IGUIEnvironment* environment, IGUIElement* parent, s32 id, core::rect<s32> rectangle)
+: IGUIMeshViewer(environment, parent, id, rectangle), Mesh(0)
+{
+	#ifdef _DEBUG
+	setDebugName("CGUIMeshViewer");
+	#endif
+}
+
+
+//! destructor
+CGUIMeshViewer::~CGUIMeshViewer()
+{
+	if (Mesh)
+		Mesh->drop();
+}
+
+
+//! sets the mesh to be shown
+void CGUIMeshViewer::setMesh(scene::IAnimatedMesh* mesh)
+{
+    if (mesh)
+        mesh->grab();
+	if (Mesh)
+		Mesh->drop();
+
+	Mesh = mesh;
+
+	/* This might be used for proper transformation etc.
+	core::vector3df center(0.0f,0.0f,0.0f);
+	core::aabbox3d<f32> box;
+
+	box = Mesh->getMesh(0)->getBoundingBox();
+	center = (box.MaxEdge + box.MinEdge) / 2;
+	*/
+}
+
+
+//! Gets the displayed mesh
+scene::IAnimatedMesh* CGUIMeshViewer::getMesh() const
+{
+	return Mesh;
+}
+
+
+//! sets the material
+void CGUIMeshViewer::setMaterial(const video::SMaterial& material)
+{
+	Material = material;
+}
+
+
+//! gets the material
+const video::SMaterial& CGUIMeshViewer::getMaterial() const
+{
+	return Material;
+}
+
+
+//! called if an event happened.
+bool CGUIMeshViewer::OnEvent(const SEvent& event)
+{
+	return IGUIElement::OnEvent(event);
+}
+
+
+//! draws the element and its children
+void CGUIMeshViewer::draw()
+{
+	if (!IsVisible)
+		return;
+
+	IGUISkin* skin = Environment->getSkin();
+	video::IVideoDriver* driver = Environment->getVideoDriver();
+	core::rect<s32> viewPort = AbsoluteRect;
+	viewPort.LowerRightCorner.X -= 1;
+	viewPort.LowerRightCorner.Y -= 1;
+	viewPort.UpperLeftCorner.X += 1;
+	viewPort.UpperLeftCorner.Y += 1;
+
+	viewPort.clipAgainst(AbsoluteClippingRect);
+
+	// draw the frame
+
+	core::rect<s32> frameRect(AbsoluteRect);
+	frameRect.LowerRightCorner.Y = frameRect.UpperLeftCorner.Y + 1;
+	skin->draw2DRectangle(this, skin->getColor(EGDC_3D_SHADOW), frameRect, &AbsoluteClippingRect);
+
+	frameRect.LowerRightCorner.Y = AbsoluteRect.LowerRightCorner.Y;
+	frameRect.LowerRightCorner.X = frameRect.UpperLeftCorner.X + 1;
+	skin->draw2DRectangle(this, skin->getColor(EGDC_3D_SHADOW), frameRect, &AbsoluteClippingRect);
+
+	frameRect = AbsoluteRect;
+	frameRect.UpperLeftCorner.X = frameRect.LowerRightCorner.X - 1;
+	skin->draw2DRectangle(this, skin->getColor(EGDC_3D_HIGH_LIGHT), frameRect, &AbsoluteClippingRect);
+
+	frameRect = AbsoluteRect;
+	frameRect.UpperLeftCorner.Y = AbsoluteRect.LowerRightCorner.Y - 1;
+	skin->draw2DRectangle(this, skin->getColor(EGDC_3D_HIGH_LIGHT), frameRect, &AbsoluteClippingRect);
+
+	// draw the mesh
+
+	if (Mesh)
+	{
+		//TODO: if outside of screen, dont draw.
+		// - why is the absolute clipping rect not already the screen?
+
+		core::rect<s32> oldViewPort = driver->getViewPort();
+
+		driver->setViewPort(viewPort);
+
+		core::matrix4 mat;
+
+		//CameraControl->calculateProjectionMatrix(mat);
+		//driver->setTransform(video::TS_PROJECTION, mat);
+
+		mat.makeIdentity();
+		mat.setTranslation(core::vector3df(0,0,0));
+		driver->setTransform(video::ETS_WORLD, mat);
+
+		//CameraControl->calculateViewMatrix(mat);
+		//driver->setTransform(video::TS_VIEW, mat);
+
+		driver->setMaterial(Material);
+
+		u32 frame = 0;
+		if(Mesh->getFrameCount())
+			frame = (os::Timer::getTime()/20)%Mesh->getFrameCount();
+		const scene::IMesh* const m = Mesh->getMesh(frame);
+		for (u32 i=0; i<m->getMeshBufferCount(); ++i)
+		{
+			scene::IMeshBuffer* mb = m->getMeshBuffer(i);
+			driver->drawVertexPrimitiveList(mb->getVertices(),
+					mb->getVertexCount(), mb->getIndices(),
+					mb->getIndexCount()/ 3, mb->getVertexType(),
+					scene::EPT_TRIANGLES, mb->getIndexType());
+		}
+
+		driver->setViewPort(oldViewPort);
+	}
+
+	IGUIElement::draw();
+}
+
+
+} // end namespace gui
+} // end namespace irr
+
+#endif // _IRR_COMPILE_WITH_GUI_
+
-- 
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