Annotation of /branches/pure-cfg/TODO

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Revision 781 - (view) (download)

1 :	glk	781	========================
2 :			SHORT TERM ============= (for curvature-based VR)
3 :			========================
4 :
5 :	jhr	763	Outer products
6 :			syntax [DONE]
7 :			typechecking
8 :			IL and codegen
9 :
10 :			Add M dot v, v dot M, and M dot N
11 :
12 :			Identity matrix [DONE up to code generation]
13 :
14 :			trace [DONE]
15 :
16 :			expand trace in mid to low translation
17 :
18 :			extend norm (|exp|) to all tensor types
19 :
20 :	glk	781	extend normalize to all tensor types
21 :	jhr	763
22 :			Use ∇⊗ etc syntax
23 :			syntax [DONE]
24 :			typechecking
25 :			IL and codegen
26 :
27 :			Add sequence types
28 :			syntax
29 :			types: ty '{' INT '}'
30 :			value construction: '{' e1 ',' … ',' en '}'
31 :			indexing: e '{' e '}'
32 :
33 :			IL support for higher-order tensor values (matrices, etc).
34 :			tensor construction
35 :			tensor indexing and slicing
36 :	jhr	767	verify that hessians work correctly
37 :	jhr	763
38 :			Add type aliases for color types
39 :			rgb = real{3}
40 :			rgba = real{4}
41 :	glk	781
42 :			stabilize {} code block
43 :
44 :			DONE:
45 :			Infix dot product and cross product
46 :			lerp on scalars and vectors
47 :
48 :			==============================
49 :			other SHORT TERM ============= (needed for LIC)
50 :			==============================
51 :
52 :			vector fields: convolution on vector images
53 :
54 :			==============================
55 :			MEDIUM TERM ================== (needed for streamlines & tractography)
56 :			==============================
57 :
58 :			ability to emit/track/record variables into dynamically re-sized
59 :			runtime buffer
60 :
61 :			evals & evecs for symmetric tensor[3,3]
62 :
63 :			tensor fields: convolution on general tensor images
64 :
65 :			==============================
66 :			other MEDIUM TERM ============ (needed for particles)
67 :			==============================
68 :
69 :			run-time birth and death of strands
70 :
71 :			"initially" supports lists
72 :
73 :			"initially" supports lists of positions output from
74 :			different initalization Diderot program
75 :
76 :			spatial data structure that permits strands' queries of neighbors
77 :
78 :			==============================
79 :			LONG TERM ====================
80 :			==============================
81 :
82 :			co- vs contra- index distinction
83 :
84 :			some indication of tensor symmetry
85 :			(have to identify the group of index permutations that are symmetries)
86 :
87 :			dot works on all tensors
88 :
89 :			outer works on all tensors
90 :
91 :			Einstein summation notation
92 :
93 :			"tensor comprehension" (like list comprehension)

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