1 files changed, 145 insertions, 0 deletions
diff --git a/src/mapnode_contentfeatures.cpp b/src/mapnode_contentfeatures.cpp
new file mode 100644
index 000000000..aeab713c5
--- /dev/null
+++ b/src/mapnode_contentfeatures.cpp
@@ -0,0 +1,145 @@
+/*
+Minetest-c55
+Copyright (C) 2010 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 "mapnode_contentfeatures.h"
+
+#include "main.h" // For g_settings and g_texturesource
+#include "nodemetadata.h"
+
+struct ContentFeatures g_content_features[MAX_CONTENT+1];
+
+/*
+	Initialize content feature table.
+
+	Must be called before accessing the table.
+*/
+void init_contentfeatures()
+{
+#ifndef SERVER
+	/*
+		Set initial material type to same in all tiles, so that the
+		same material can be used in more stuff.
+		This is set according to the leaves because they are the only
+		differing material to which all materials can be changed to
+		get this optimization.
+	*/
+	u8 initial_material_type = MATERIAL_ALPHA_SIMPLE;
+	/*if(new_style_leaves)
+		initial_material_type = MATERIAL_ALPHA_SIMPLE;
+	else
+		initial_material_type = MATERIAL_ALPHA_NONE;*/
+	for(u16 i=0; i<MAX_CONTENT+1; i++)
+	{
+		ContentFeatures *f = &g_content_features[i];
+		// Re-initialize
+		f->reset();
+
+		for(u16 j=0; j<6; j++)
+			f->tiles[j].material_type = initial_material_type;
+	}
+#endif
+
+	/*
+		Initially set every block to be shown as an unknown block.
+		Don't touch CONTENT_IGNORE or CONTENT_AIR.
+	*/
+	for(u16 i=0; i<MAX_CONTENT+1; i++)
+	{
+		if(i == CONTENT_IGNORE || i == CONTENT_AIR)
+			continue;
+		ContentFeatures *f = &g_content_features[i];
+		f->setAllTextures("unknown_block.png");
+		f->dug_item = std::string("MaterialItem2 ")+itos(i)+" 1";
+	}
+
+	// Make CONTENT_IGNORE to not block the view when occlusion culling
+	content_features(CONTENT_IGNORE).solidness = 0;
+
+}
+
+ContentFeatures::~ContentFeatures()
+{
+	delete initial_metadata;
+#ifndef SERVER
+	delete special_material;
+	delete special_atlas;
+#endif
+}
+
+#ifndef SERVER
+void ContentFeatures::setTexture(u16 i, std::string name, u8 alpha)
+{
+	used_texturenames[name] = true;
+	
+	if(g_texturesource)
+	{
+		tiles[i].texture = g_texturesource->getTexture(name);
+	}
+	
+	if(alpha != 255)
+	{
+		tiles[i].alpha = alpha;
+		tiles[i].material_type = MATERIAL_ALPHA_VERTEX;
+	}
+
+	if(inventory_texture == NULL)
+		setInventoryTexture(name);
+}
+
+void ContentFeatures::setInventoryTexture(std::string imgname)
+{
+	if(g_texturesource == NULL)
+		return;
+	
+	imgname += "^[forcesingle";
+	
+	inventory_texture = g_texturesource->getTextureRaw(imgname);
+}
+
+void ContentFeatures::setInventoryTextureCube(std::string top,
+		std::string left, std::string right)
+{
+	if(g_texturesource == NULL)
+		return;
+	
+	str_replace_char(top, '^', '&');
+	str_replace_char(left, '^', '&');
+	str_replace_char(right, '^', '&');
+
+	std::string imgname_full;
+	imgname_full += "[inventorycube{";
+	imgname_full += top;
+	imgname_full += "{";
+	imgname_full += left;
+	imgname_full += "{";
+	imgname_full += right;
+	inventory_texture = g_texturesource->getTextureRaw(imgname_full);
+}
+#endif
+
+ContentFeatures & content_features(content_t i)
+{
+	return g_content_features[i];
+}
+ContentFeatures & content_features(MapNode &n)
+{
+	return content_features(n.getContent());
+}
+
+