--- branches/pure-cfg/TODO 2011/04/14 15:54:24 824 +++ branches/pure-cfg/TODO 2011/04/20 18:23:24 900 @@ -2,30 +2,28 @@ SHORT TERM ============= (for curvature-based VR) ======================== -For RGB color output of 2D transfer function (indexed by -kappa1,kappa2), or for a 1D transfer function, will need -something akin to convolution on vector images +vector fields: convolution on vector images + (image orientation not quite working) IL support for higher-order tensor values (matrices, etc). tensor construction [DONE] tensor indexing [DONE] tensor slicing - verify that hessians work correctly + verify that hessians work correctly [DONE] Outer products [DONE] Add M dot v, v dot M, and M dot N [DONE] -Identity matrix [DONE up to code generation] +Identity matrix [DONE] -Zero tensor [DONE up to code generation] +Zero tensor [DONE] trace [DONE] -extend norm (|exp|) to tensor[3,3] +extend norm (|exp|) to tensor[3,3] [DONE] -extend implementation of scaling to work on higher-order tensors (it currently -just works on vectors) +Matrix addition, subtraction, and scaling [DONE] Use ∇⊗ etc. syntax syntax [DONE] @@ -44,20 +42,15 @@ Infix "^" operator for pow() [DONE] +Code generation support for 1D image data, such as RGBA transfer functions [DONE] + ============================== other SHORT TERM ============= (including needed for LIC) ============================== determinant ("det") for tensor[3,3] -Decide if we want to allow redefinitions of variables - (as in vr-lite-cam.diderot) - -extend norm (|exp|) to all tensor types - -extend normalize to all tensor types - -vector fields: convolution on vector images +extend norm (|exp|) to all tensor types [DONE for vectors and matrices] expand trace in mid to low translation @@ -68,7 +61,7 @@ rgba = real{4} ============================== -MEDIUM TERM ================== (needed for streamlines & tractography) +MEDIUM TERM ================== (including needed for streamlines & tractography) ============================== ability to emit/track/record variables into dynamically re-sized @@ -78,6 +71,16 @@ tensor fields: convolution on general tensor images +Use of Teem's "hest" command-line parser for getting +any input variables that are not defined in the source file + +Save Diderot output to nrrd, instead of "mip.txt" + For grid of strands, save to similarly-shaped array + For list of strands, save to long 1-D (or 2-D for non-scalar output) list + For ragged things (like tractography output), will need to save both + complete list of values, as well as list of start indices and lengths + to index into complete list + ============================== other MEDIUM TERM ============ (needed for particles) ============================== @@ -93,7 +96,7 @@ proper handling of stabilize method -Add support for code like +test/vr-kcomp2.diderot: Add support for code like (F1 if x else F2)@pos @@ -141,6 +144,18 @@ BUGS ================= ====================== +test/abexit.diderot + // HEY (BUG): this program can't run; this is the info from gdb (below) + // NOTE: if you remove the "inside" test; then it does run w/out problems + // (gdb) run + // Starting program: /Users/gk/diderot/diderot/pure-cfg/test/abexit + // warning: posix_spawn failed, trying execvp, error: 86 + // Reading symbols for shared libraries ++. done + // initializing globals ... + // + // Program exited with code 01. + // (gdb) + test/mip-cam.diderot: // generated C code looks like "(float)p_ui_0--0.5e0f" //real rayU = 2.0*camUmax*(real(ui) - -0.5)/real(imgResU) - camUmax;
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The output has ended thus: ke "(float)p_ui_0--0.5e0f" //real rayU = 2.0*camUmax*(real(ui) - -0.5)/real(imgResU) - camUmax;