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Fixes #131

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walterhiggins 2014-03-16 21:24:26 +00:00
parent d6d1a906b5
commit ebf2e031c6
1 changed files with 120 additions and 0 deletions
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120
src/main/js/plugins/drone/sphere.js
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@ -36,6 +36,9 @@ Drone.extend( 'sphere', function( block, radius ) {
v,
h;
if ( radius > 127 ) {
throw new Error('Sphere radius must be less than 128 blocks');
}
for ( i = 0; i <= radius; i++ ) {
newRadius = Math.round( Math.sqrt( r2 - i * i ) );
if ( newRadius == lastRadius ) {
@ -117,6 +120,10 @@ Drone.extend('sphere0', function(block,radius)
len,
yOffset;
if ( radius > 127 ) {
throw new Error('Sphere radius must be less than 128 blocks');
}
for ( i = 0; i <= radius; i++ ) {
newRadius = Math.round( Math.sqrt( r2 - i * i ) );
if ( newRadius == lastRadius ) {
@ -207,6 +214,11 @@ Drone.extend( 'hemisphere', function( block, radius, northSouth ) {
r2 = radius * radius,
i = 0,
newRadius;
if ( radius > 255 ) {
throw new Error('Hemisphere radius must be less than 256 blocks');
}
for ( i = 0; i <= radius; i++ ) {
newRadius = Math.round( Math.sqrt( r2 - i * i ) );
if ( newRadius == lastRadius ) {
@ -270,8 +282,116 @@ To create a glass 'north' hemisphere with a radius of 20 blocks...
***/
Drone.extend( 'hemisphere0', function( block, radius, northSouth ) {
if ( radius > 255 ) {
throw new Error('Hemisphere radius must be less than 256 blocks');
}
/*
return this.hemisphere( block, radius, northSouth)
.fwd().right().up( northSouth == 'north' ? 0 : 1 )
.hemisphere( 0, radius-1, northSouth )
.back().left().down( northSouth == 'north' ? 0 : 1 );
*/
var lastRadius = radius,
slices = [ [ radius, 0 ] ],
diameter = radius * 2,
bm = this._getBlockIdAndMeta(block),
r2 = radius * radius,
i = 0,
len,
newRadius;
if ( radius > 255 ) {
throw new Error('Hemisphere radius must be less than 256 blocks');
}
for ( i = 0; i <= radius; i++ ) {
newRadius = Math.round( Math.sqrt( r2 - i * i ) );
if ( newRadius == lastRadius ) {
slices[ slices.length - 1 ][ 1 ]++;
} else {
slices.push( [ newRadius, 1 ] );
}
lastRadius = newRadius;
}
this.chkpt( 'hsphere0' );
//
// mid section
//
if ( northSouth == 'north' ) {
//this.cylinder( block, radius, slices[0][1], { blockType: bm[0], meta: bm[1] } );
this.arc({
blockType: bm[0],
meta: bm[1],
radius: radius,
strokeWidth: 1,
stack: slices[0][1],
fill: false
});
} else {
this.up( radius - slices[0][1] );
this.arc({
blockType: bm[0],
meta: bm[1],
radius: radius,
strokeWidth: 1,
stack: slices[0][1],
fill: false
});
//this.cylinder( block, radius, slices[0][1], { blockType: bm[0], meta: bm[1] } )
this.down( radius - slices[0][1] );
}
var yOffset = -1;
len = slices.length;
for ( i = 1; i < slices.length; i++ ) {
yOffset += slices[i-1][1];
var sr = slices[i][0];
var sh = slices[i][1];
var v = yOffset, h = radius-sr;
if ( northSouth == 'north' ) {
// northern hemisphere
this.up( v )
.fwd( h )
.right( h );
//this.cylinder( block, sr, sh, { blockType: bm[0], meta: bm[1] } );
this.arc( {
blockType: bm[0],
meta: bm[1],
radius: sr,
stack: sh,
fill: false,
strokeWidth: i < len - 1 ? 1 + ( sr - slices[ i + 1 ][ 0 ] ) : 1
} );
this.left( h )
.back( h )
.down( v );
} else {
// southern hemisphere
v = radius - ( yOffset + sh + 1 );
this.up( v )
.fwd( h )
.right( h );
//this.cylinder( block, sr, sh, { blockType: bm[0], meta: bm[1] } );
this.arc({
blockType: bm[0],
meta: bm[1],
radius: sr,
stack: sh,
fill: false,
strokeWidth: i < len - 1 ? 1 + ( sr - slices[ i + 1 ][ 0 ] ) : 1
});
this.left( h )
.back( h )
.down( v );
}
}
return this.move( 'hsphere0' );
});