package org.dynmap.hdmap.renderer;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.List;
import java.util.Map;
import org.dynmap.hdmap.TexturePack.BlockTransparency;
import org.dynmap.hdmap.TexturePack.HDTextureMap;
import org.dynmap.renderer.CustomRenderer;
import org.dynmap.renderer.MapDataContext;
import org.dynmap.renderer.RenderPatch;
import org.dynmap.renderer.RenderPatchFactory;
public class FenceWallBlockRenderer extends CustomRenderer {
private static final int TEXTURE_SIDES = 0;
private static final int TEXTURE_TOP = 1;
private static final int TEXTURE_BOTTOM = 2;
private boolean check_yplus;
private BitSet link_ids = new BitSet();
private static final int SIDE_XP = 0x1;
private static final int SIDE_XN = 0x2;
private static final int SIDE_X = SIDE_XN | SIDE_XP;
private static final int SIDE_ZP = 0x4;
private static final int SIDE_ZN = 0x8;
private static final int SIDE_Z = SIDE_ZN | SIDE_ZP;
private static final int SIDE_YP = 0x10;
// Meshes, indexed by connection combination (bit 0=X+, bit 1=X-, bit 2=Z+, bit 3=Z-, bit 4=Y+)
private RenderPatch[][] meshes = new RenderPatch[32][];
@Override
public boolean initializeRenderer(RenderPatchFactory rpf, int blkid, int blockdatamask, Map<String,String> custparm) {
if(!super.initializeRenderer(rpf, blkid, blockdatamask, custparm))
return false;
link_ids.set(blkid); /* Link to self */
/* Build models, based on type of fence/wall we're set to be */
String type = custparm.get("type");
if((type != null) && (type.equals("wall"))) {
buildWallMeshes(rpf);
check_yplus = true;
}
else {
buildFenceMeshes(rpf);
}
for(int i = 0; true; i++) {
String lid = custparm.get("link" + i);
if(lid == null) break;
link_ids.set(Integer.parseInt(lid));
}
return true;
}
@Override
public int getMaximumTextureCount() {
return 3;
}
private static final int[] patchlist = { TEXTURE_BOTTOM, TEXTURE_TOP, TEXTURE_SIDES, TEXTURE_SIDES, TEXTURE_SIDES, TEXTURE_SIDES };
private void addBox(RenderPatchFactory rpf, List<RenderPatch> list, double xmin, double xmax, double ymin, double ymax, double zmin, double zmax) {
addBox(rpf, list, xmin, xmax, ymin, ymax, zmin, zmax, patchlist);
}
private void buildFenceMeshes(RenderPatchFactory rpf) {
ArrayList<RenderPatch> list = new ArrayList<RenderPatch>();
for(int dat = 0; dat < 16; dat++) {
/* Add center post */
addBox(rpf, list, 0.375, 0.625, 0.0, 1.0, 0.375, 0.625);
switch(dat & SIDE_X) {
case SIDE_XP: // Just X+
addBox(rpf, list, 0.625, 1.0, 0.375, 0.5625, 0.4375, 0.5625);
addBox(rpf, list, 0.625, 1.0, 0.75, 0.9275, 0.4375, 0.5625);
break;
case SIDE_XN: // Just X-
addBox(rpf, list, 0.0, 0.375, 0.375, 0.5625, 0.4375, 0.5625);
addBox(rpf, list, 0.0, 0.375, 0.75, 0.9275, 0.4375, 0.5625);
break;
case SIDE_X: // X- and X+
addBox(rpf, list, 0.0, 1.0, 0.375, 0.5625, 0.4375, 0.5625);
addBox(rpf, list, 0.0, 1.0, 0.75, 0.9275, 0.4375, 0.5625);
break;
}
switch(dat & SIDE_Z) {
case SIDE_ZP: // Just Z+
addBox(rpf, list, 0.4375, 0.5625, 0.375, 0.5625, 0.625, 1.0);
addBox(rpf, list, 0.4375, 0.5625, 0.75, 0.9275, 0.625, 1.0);
break;
case SIDE_ZN: // Just Z-
addBox(rpf, list, 0.4375, 0.5625, 0.375, 0.5625, 0.0, 0.375);
addBox(rpf, list, 0.4375, 0.5625, 0.75, 0.9275, 0.0, 0.375);
break;
case SIDE_Z: // Z- and Z+
addBox(rpf, list, 0.4375, 0.5625, 0.375, 0.5625, 0.0, 1.0);
addBox(rpf, list, 0.4375, 0.5625, 0.75, 0.9275, 0.0, 1.0);
break;
}
meshes[dat] = list.toArray(new RenderPatch[list.size()]);
list.clear();
}
}
private void buildWallMeshes(RenderPatchFactory rpf) {
ArrayList<RenderPatch> list = new ArrayList<RenderPatch>();
for(int dat = 0; dat < 32; dat++) {
boolean need_post = ((dat & 0xF) == 0) || ((dat & 0x10) == 0x10);
switch(dat & SIDE_X) {
case SIDE_XP: // Just X+
addBox(rpf, list, 0.75, 1.0, 0.0, 0.8125, 0.3125, 0.6875);
need_post = true;
break;
case SIDE_XN: // Just X-
addBox(rpf, list, 0.0, 0.25, 0.0, 0.8125, 0.3125, 0.6875);
need_post = true;
break;
case SIDE_X: // X- and X+
addBox(rpf, list, 0.0, 1.0, 0.0, 0.8125, 0.3125, 0.6875);
break;
}
switch(dat & SIDE_Z) {
case SIDE_ZP: // Just Z+
addBox(rpf, list, 0.3125, 0.6875, 0.0, 0.8125, 0.75, 1.0);
need_post = true;
break;
case SIDE_ZN: // Just Z-
addBox(rpf, list, 0.3125, 0.6875, 0.0, 0.8125, 0.0, 0.25);
need_post = true;
break;
case SIDE_Z: // Z- and Z+
addBox(rpf, list, 0.3125, 0.6875, 0.0, 0.8125, 0.0, 1.0);
break;
}
if(need_post) {
addBox(rpf, list, 0.25, 0.75, 0.0, 1.0, 0.25, 0.75);
}
meshes[dat] = list.toArray(new RenderPatch[list.size()]);
list.clear();
}
}
private static int[][] sides = {
{ 1, 0, 0, SIDE_XP },
{ -1, 0, 0, SIDE_XN },
{ 0, 0, 1, SIDE_ZP },
{ 0, 0, -1, SIDE_ZN }
};
@Override
public RenderPatch[] getRenderPatchList(MapDataContext ctx) {
/* Build connection map - check each axis */
int connect = 0;
for(int i = 0; i < sides.length; i++) {
int id = ctx.getBlockTypeIDAt(sides[i][0], sides[i][1], sides[i][2]);
if(id == 0) continue;
if(link_ids.get(id) || (HDTextureMap.getTransparency(id) == BlockTransparency.OPAQUE)) {
connect |= sides[i][3];
}
}
if(check_yplus) {
if(ctx.getBlockTypeIDAt(0, 1, 0) > 0) {
connect |= SIDE_YP;
}
}
return meshes[connect];
}
}