wip, cage primitives

src/mol-geo/primitive/box.ts

@@ -7,6 +7,7 @@
 import { Vec3 } from 'mol-math/linear-algebra'
 import { Primitive, PrimitiveBuilder } from './primitive';
 import { polygon } from './polygon'
+import { Cage, createCage } from './cage';
 
 const a = Vec3.zero(), b = Vec3.zero(), c = Vec3.zero(), d = Vec3.zero()
 const points = polygon(4, true)
@@ -55,4 +56,28 @@ let perforatedBox: Primitive
 export function PerforatedBox() {
     if (!perforatedBox) perforatedBox = createBox(true)
     return perforatedBox
+}
+
+let boxCage: Cage
+export function BoxCage() {
+    if (!boxCage) {
+        boxCage = createCage(
+            [
+                 0.5,  0.5, -0.5, // bottom
+                -0.5,  0.5, -0.5,
+                -0.5, -0.5, -0.5,
+                 0.5, -0.5, -0.5,
+                 0.5,  0.5, 0.5,  // top
+                -0.5,  0.5, 0.5,
+                -0.5, -0.5, 0.5,
+                 0.5, -0.5, 0.5
+            ],
+            [
+                0, 4,  1, 5,  2, 6,  3, 7, // sides
+                0, 1,  1, 2,  2, 3,  3, 0,  // bottom base
+                4, 5,  5, 6,  6, 7,  7, 4   // top base
+            ]
+        )
+    }
+    return boxCage
 }
\ No newline at end of file

src/mol-geo/primitive/dodecahedron.ts

@@ -35,7 +35,7 @@ const dodecahedronIndices: ReadonlyArray<number> = [  // pentagonal faces
      7, 1, 2,     2, 17, 18,   7, 2, 18,   // 7, 1, 2, 17, 18
 ];
 
-const dodecahedronEdgeIndices: ReadonlyArray<number> = [
+const dodecahedronEdges: ReadonlyArray<number> = [
      0, 1,   0, 4,    0, 5,    1, 2,    1, 7,    2, 3,    2, 17,   3, 4,    3, 14,   4, 16,
      5, 6,   5, 19,   6, 7,    6, 11,   7, 18,   8, 9,    8, 12,   8, 13,   9, 10,   9, 15,
     10, 11, 10, 18,  11, 12,  12, 19,  13, 14,  13, 16,  14, 15,  15, 17,  16, 19,  17, 18,
@@ -47,7 +47,7 @@ export function Dodecahedron(): Primitive {
     return dodecahedron
 }
 
-const dodecahedronCage = createCage(dodecahedronVertices, dodecahedronEdgeIndices)
+const dodecahedronCage = createCage(dodecahedronVertices, dodecahedronEdges)
 export function DodecahedronCage(): Cage {
     return dodecahedronCage
 }
\ No newline at end of file

src/mol-geo/primitive/icosahedron.ts

@@ -5,6 +5,7 @@
  */
 
 import { createPrimitive, Primitive } from './primitive';
+import { Cage, createCage } from './cage';
 
 const t = (1 + Math.sqrt(5)) / 2;
 
@@ -21,8 +22,19 @@ const icosahedronIndices: ReadonlyArray<number> = [
     4, 9, 5,   2, 4, 11,   6, 2, 10,   8, 6, 7,   9, 8, 1
 ];
 
+const icosahedronEdges: ReadonlyArray<number> = [
+    0, 11,  5, 11,  0, 5,   1, 5,  0, 1,  1, 7,  0, 7,   7, 10,  0, 10,  10, 11,
+    5, 9,   4, 11,  2, 10,  6, 7,  1, 8,  3, 9,  4, 9,   3, 4,   2, 4,   2, 3,
+    2, 6,   3, 6,   6, 8,   3, 8,  8, 9,  4, 5,  2, 11,  6, 10,  7, 8,   1, 9
+]
+
 let icosahedron: Primitive
 export function Icosahedron(): Primitive {
     if (!icosahedron) icosahedron = createPrimitive(icosahedronVertices, icosahedronIndices)
     return icosahedron
+}
+
+const icosahedronCage = createCage(icosahedronVertices, icosahedronEdges)
+export function IcosahedronCage(): Cage {
+    return icosahedronCage
 }
\ No newline at end of file

src/mol-geo/primitive/octahedron.ts

 /**
- * Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
+ * Copyright (c) 2018-2019 mol* contributors, licensed under MIT, See LICENSE file for more info.
  *
  * @author Alexander Rose <alexander.rose@weirdbyte.de>
  */
 
 import { createPrimitive, Primitive } from './primitive';
+import { createCage, Cage } from './cage';
 
 export const octahedronVertices: ReadonlyArray<number> = [
     0.5, 0, 0,   -0.5, 0, 0,    0, 0.5, 0,
-    0, -0.5, 0,     0, 0, 0.5,  0, 0, -0.5
+    0, -0.5, 0,   0, 0, 0.5,    0, 0, -0.5
 ];
+
 export const octahedronIndices: ReadonlyArray<number> = [
     0, 2, 4,  0, 4, 3,  0, 3, 5,
     0, 5, 2,  1, 2, 5,  1, 5, 3,
     1, 3, 4,  1, 4, 2
 ];
+
 export const perforatedOctahedronIndices: ReadonlyArray<number> = [
     0, 2, 4,   0, 4, 3,
     // 0, 3, 5,   0, 5, 2,
@@ -22,8 +25,25 @@ export const perforatedOctahedronIndices: ReadonlyArray<number> = [
     // 1, 3, 4,   1, 4, 2
 ];
 
-const octahedron = createPrimitive(octahedronVertices, octahedronIndices)
-const perforatedOctahedron = createPrimitive(octahedronVertices, perforatedOctahedronIndices)
+const octahedronEdges: ReadonlyArray<number> = [
+    0, 2,  1, 3,  2, 1,  3, 0,
+    0, 4,  1, 4,  2, 4,  3, 4,
+    0, 5,  1, 5,  2, 5,  3, 5,
+]
+
+let octahedron: Primitive
+export function Octahedron(): Primitive {
+    if (!octahedron) octahedron = createPrimitive(octahedronVertices, octahedronIndices)
+    return octahedron
+}
+
+let perforatedOctahedron: Primitive
+export function PerforatedOctahedron(): Primitive {
+    if (!perforatedOctahedron) perforatedOctahedron = createPrimitive(octahedronVertices, perforatedOctahedronIndices)
+    return perforatedOctahedron
+}
 
-export function Octahedron(): Primitive { return octahedron }
-export function PerforatedOctahedron(): Primitive { return perforatedOctahedron }
\ No newline at end of file
+const octahedronCage = createCage(octahedronVertices, octahedronEdges)
+export function OctahedronCage(): Cage {
+    return octahedronCage
+}
\ No newline at end of file