Immediate smoke puff when a normal entity is punched to death

1 files changed, 89 insertions, 0 deletions

diff --git a/src/content_cso.cpp b/src/content_cso.cpp
new file mode 100644
index 000000000..ce6ce0a21
--- /dev/null
+++ b/src/content_cso.cpp
@@ -0,0 +1,89 @@
+/*
+Minetest-c55
+Copyright (C) 2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "content_cso.h"
+#include <IBillboardSceneNode.h>
+#include "tile.h"
+#include "environment.h"
+#include "gamedef.h"
+#include "log.h"
+
+static void setBillboardTextureMatrix(scene::IBillboardSceneNode *bill,
+		float txs, float tys, int col, int row)
+{
+	video::SMaterial& material = bill->getMaterial(0);
+	core::matrix4& matrix = material.getTextureMatrix(0);
+	matrix.setTextureTranslate(txs*col, tys*row);
+	matrix.setTextureScale(txs, tys);
+}
+
+class SmokePuffCSO: public ClientSimpleObject
+{
+	float m_age;
+	scene::IBillboardSceneNode *m_spritenode;
+public:
+	SmokePuffCSO(scene::ISceneManager *smgr,
+			ClientEnvironment *env, v3f pos, v2f size):
+		m_age(0),
+		m_spritenode(NULL)
+	{
+		infostream<<"SmokePuffCSO: constructing"<<std::endl;
+		m_spritenode = smgr->addBillboardSceneNode(
+				NULL, v2f(1,1), pos, -1);
+		m_spritenode->setMaterialTexture(0,
+				env->getGameDef()->tsrc()->getTextureRaw("smoke_puff.png"));
+		m_spritenode->setMaterialFlag(video::EMF_LIGHTING, false);
+		m_spritenode->setMaterialFlag(video::EMF_BILINEAR_FILTER, false);
+		//m_spritenode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF);
+		m_spritenode->setMaterialType(video::EMT_TRANSPARENT_ALPHA_CHANNEL);
+		m_spritenode->setMaterialFlag(video::EMF_FOG_ENABLE, true);
+		m_spritenode->setColor(video::SColor(255,0,0,0));
+		m_spritenode->setVisible(true);
+		m_spritenode->setSize(size);
+		/* Update brightness */
+		u8 light = 64;
+		try{
+			MapNode n = env->getMap().getNode(floatToInt(pos, BS));
+			light = decode_light(n.getLightBlend(env->getDayNightRatio(),
+					env->getGameDef()->ndef()));
+		}
+		catch(InvalidPositionException &e){}
+		video::SColor color(255,light,light,light);
+		m_spritenode->setColor(color);
+	}
+	virtual ~SmokePuffCSO()
+	{
+		infostream<<"SmokePuffCSO: destructing"<<std::endl;
+		m_spritenode->remove();
+	}
+	void step(float dtime)
+	{
+		m_age += dtime;
+		if(m_age > 1.0){
+			m_to_be_removed = true;
+		}
+	}
+};
+
+ClientSimpleObject* createSmokePuff(scene::ISceneManager *smgr,
+		ClientEnvironment *env, v3f pos, v2f size)
+{
+	return new SmokePuffCSO(smgr, env, pos, size);
+}
+