Answered
What features and improvements do you hope to see in HG2?
Texture mapping of arbitrary meshes. See <http://www.mathworks.com/matlabcentral/answers/183980-how-can-i-texture-map-an-arbitra...
What features and improvements do you hope to see in HG2?
Texture mapping of arbitrary meshes. See <http://www.mathworks.com/matlabcentral/answers/183980-how-can-i-texture-map-an-arbitra...
10 years ago | 0
Question
How can I texture map an arbitrary mesh
Surf() and surface() allow me to texture map a regular quadrangular mesh. How can I texture map an irregular triangular mesh, of...
10 years ago | 0 answers | 0
0
answersQuestion
Fastest way to compute J' * J, where J is sparse
I have a sparse rectangular matrix, J, for which I want to compute: >> H = J' * J; It's a bit slow (transpose is taking ...
10 years ago | 2 answers | 1
2
answersAnswered
What features and improvements do you hope to see in HG2?
Some volume rendering capabilities, similar to <http://www.voreen.org/ voreen>.
What features and improvements do you hope to see in HG2?
Some volume rendering capabilities, similar to <http://www.voreen.org/ voreen>.
10 years ago | 0
Answered
What features and improvements do you hope to see in HG2?
Support for all fonts, not a limited subset, in vector graphics export.
What features and improvements do you hope to see in HG2?
Support for all fonts, not a limited subset, in vector graphics export.
10 years ago | 1
Answered
What features and improvements do you hope to see in HG2?
Support for transparency and lighting in vector graphics export.
What features and improvements do you hope to see in HG2?
Support for transparency and lighting in vector graphics export.
10 years ago | 0
Answered
What features and improvements do you hope to see in HG2?
MUCH faster rendering. For example, MATLAB renders a million points of different colors incredibly slowly. I reckon some well...
What features and improvements do you hope to see in HG2?
MUCH faster rendering. For example, MATLAB renders a million points of different colors incredibly slowly. I reckon some well...
10 years ago | 1
Answered
What features and improvements do you hope to see in HG2?
Anti-aliased graphics.
What features and improvements do you hope to see in HG2?
Anti-aliased graphics.
10 years ago | 1
Answered
What features and improvements do you hope to see in HG2?
Set a colormap per axes instead of per figure. This would make it much simpler to use multiple colormaps in the same figure.
What features and improvements do you hope to see in HG2?
Set a colormap per axes instead of per figure. This would make it much simpler to use multiple colormaps in the same figure.
10 years ago | 2
Question
What features and improvements do you hope to see in HG2?
For a long time now, MATLABers have been calling for an improved graphics pipeline. MathWorks have made it clear in the past few...
10 years ago | 18 answers | 0
18
answersQuestion
Equivalent of inputname() for output variables
Say I have a function: function B = myfun(A) disp(inputname(1)) disp(outputname(1)) B = A; If I call it from th...
10 years ago | 2 answers | 5
2
answers
Submitted
real2rgb & colormaps
Converts intensity matrices into truecolor images.
11 years ago | 1 download |
Submitted
append_pdfs
Append/concatenate multiple PDF files into a single file using Ghostscript.
11 years ago | 20 downloads |
Answered
Is it possible to set watchdogs (memory, exec time) in MATLAB?
I use timers to check certain things, then exit MATLAB if things go wrong. E.g. the following timer function: function kill...
Is it possible to set watchdogs (memory, exec time) in MATLAB?
I use timers to check certain things, then exit MATLAB if things go wrong. E.g. the following timer function: function kill...
11 years ago | 0
Answered
Determine if using HG2
I've ended up using the undocumented function, graphicsversion(): function tf = ishg2(fig) try tf = ~graphicsvers...
Determine if using HG2
I've ended up using the undocumented function, graphicsversion(): function tf = ishg2(fig) try tf = ~graphicsvers...
11 years ago | 0
| accepted
Answered
Determine if using HG2
Currently I'm using the version checking approach: function tf = ishg2() try tf = ~verLessThan('matlab', '8.4'); ...
Determine if using HG2
Currently I'm using the version checking approach: function tf = ishg2() try tf = ~verLessThan('matlab', '8.4'); ...
11 years ago | 2
Question
Determine if using HG2
How can I determine if MATLAB or the current figure is using the new graphics pipeline, HG2? I need a function tf = ishg2(...
11 years ago | 6 answers | 4
6
answersAnswered
Forward CUDA printf output to the MATLAB console
There might be a way to redirect output from stdout in a mex file ( <http://www.mathworks.co.uk/matlabcentral/answers/132527-in-...
Forward CUDA printf output to the MATLAB console
There might be a way to redirect output from stdout in a mex file ( <http://www.mathworks.co.uk/matlabcentral/answers/132527-in-...
11 years ago | 0
| accepted
Question
In mex files, where does output to stdout and stderr go?
If I link an external library to a mex file, and this library sends text output to stdout or stderr, what does MATLAB do with th...
11 years ago | 3 answers | 3
3
answersQuestion
Forward CUDA printf output to the MATLAB console
I am wrapping CUDA code in a mex file. I have printfs in my CUDA kernel, and I want to see the output from those printfs, ideall...
11 years ago | 1 answer | 0
1
answerQuestion
Linking mex files to boost libraries
Boost libraries have awkward names. They depend on all sorts of things: compiler version, library type, boost version, etc. E.g....
11 years ago | 0 answers | 0
0
answersAnswered
how to get RGB color?
You can use the <http://www.mathworks.com/matlabcentral/fileexchange/16233 sc> toolbox, from the File Exchange. In your case, tr...
how to get RGB color?
You can use the <http://www.mathworks.com/matlabcentral/fileexchange/16233 sc> toolbox, from the File Exchange. In your case, tr...
11 years ago | 0
Solved
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
11 years ago
Solved
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
11 years ago
Answered
Jacobian of scalar matrix
gradient() computes partial derivatives approximately, using finite differences. It can't compute the exact partial derivatives ...
Jacobian of scalar matrix
gradient() computes partial derivatives approximately, using finite differences. It can't compute the exact partial derivatives ...
11 years ago | 0
Answered
Possible to apply filter2 to only values above a limit?
Compute the filtered version for all pixels, and simply replace the pixels above a certain value with their filtered value: ...
Possible to apply filter2 to only values above a limit?
Compute the filtered version for all pixels, and simply replace the pixels above a certain value with their filtered value: ...
11 years ago | 0
| accepted
Answered
Can classes be made unsaveable
No. When a class object is saved, the saveobj method for that class gets called, if it exists. If this method throws an error, i...
Can classes be made unsaveable
No. When a class object is saved, the saveobj method for that class gets called, if it exists. If this method throws an error, i...
11 years ago | 0
| accepted
Question
Can classes be made unsaveable
Is there a way to define a class such that the MATLAB save() function throws an error when it tries to save an instance of that ...
11 years ago | 1 answer | 1
1
answerAnswered
Optimization problem - reducing the time needed to solve
ConstLM.m looks very inefficient to me. I think those loops can be vectorized. Profile your code, and learn about vectorization....
Optimization problem - reducing the time needed to solve
ConstLM.m looks very inefficient to me. I think those loops can be vectorized. Profile your code, and learn about vectorization....
11 years ago | 0