Answered

Could not determine the size of this expression.

Mohamed, What specific expression is MATLAB Coder highlighting? What types do the variables in your code snippet have? What...

Could not determine the size of this expression.

Mohamed, What specific expression is MATLAB Coder highlighting? What types do the variables in your code snippet have? What...

3 years ago | 1

| accepted

Answered

How to convert a function using mex code with the Matlab Coder

Instead of coder.target('sfun') you probably meant coder.target('matlab') in the latest release. In older ...

How to convert a function using mex code with the Matlab Coder

Instead of coder.target('sfun') you probably meant coder.target('matlab') in the latest release. In older ...

6 years ago | 1

Answered

MATLAB Coder: Help with input matrices that are not of constant size

Alejandro, The problem is most likely not the upper bounds but rather the number of dimensions. Without the specific error m...

MATLAB Coder: Help with input matrices that are not of constant size

Alejandro, The problem is most likely not the upper bounds but rather the number of dimensions. Without the specific error m...

6 years ago | 0

| accepted

Answered

How to generate c/c++ code?

You do not need Embedded Coder for any of the activities you mention above. Embedded Coder is an add-on the enriches MATLAB C...

How to generate c/c++ code?

You do not need Embedded Coder for any of the activities you mention above. Embedded Coder is an add-on the enriches MATLAB C...

6 years ago | 1

Answered

Simple mex question: how to call a mex function in matlab utilizing variables defined in matlab

MEX-functions can be called from MATLAB by name like any other MATLAB function. If you have foo.mexw64, you call it using reg...

Simple mex question: how to call a mex function in matlab utilizing variables defined in matlab

MEX-functions can be called from MATLAB by name like any other MATLAB function. If you have foo.mexw64, you call it using reg...

6 years ago | 2

| accepted

Answered

Neural network genfunction and matlab codegen generates incorrect parameters.

Somehow MATLAB Coder is interpreting {x1Type} as a string of 7 elements, instead of as a cell array with one argument. I don'...

Neural network genfunction and matlab codegen generates incorrect parameters.

Somehow MATLAB Coder is interpreting {x1Type} as a string of 7 elements, instead of as a cell array with one argument. I don'...

7 years ago | 0

| accepted

Answered

I have tried to compile C code from Matlab using Matlab coder, but it turns out that Matlab functions we are using now “fitensemble” and “predict” are not supported by Matlab coder.

For functions that do not have code generation support your options are: * Use a C/C++/Fortran library and use custom C cod...

I have tried to compile C code from Matlab using Matlab coder, but it turns out that Matlab functions we are using now “fitensemble” and “predict” are not supported by Matlab coder.

For functions that do not have code generation support your options are: * Use a C/C++/Fortran library and use custom C cod...

7 years ago | 2

Answered

Compilers to setup (additional configuration steps)

I am not sure I understand your question. If your question is: what should I do to setup all of the other products? Then for...

Compilers to setup (additional configuration steps)

I am not sure I understand your question. If your question is: what should I do to setup all of the other products? Then for...

7 years ago | 0

| accepted

Answered

How to optimize the coder generated code to use pointer as input instead of structure ?

If you make detn_output an output as well, then it will be passed by pointer. What version of MATLAB Coder are you using? ...

How to optimize the coder generated code to use pointer as input instead of structure ?

If you make detn_output an output as well, then it will be passed by pointer. What version of MATLAB Coder are you using? ...

7 years ago | 1

| accepted

Answered

How to use quadgk with Matlab coder?

Code generation does not support * Anonymous function @(x)x+2 * Nested functions (functions with end before the end of the p...

How to use quadgk with Matlab coder?

Code generation does not support * Anonymous function @(x)x+2 * Nested functions (functions with end before the end of the p...

7 years ago | 1

| accepted

Answered

mex-file automation compiling problem

Hi Greg, How are you running "coder"? Are you using the codegen command? Or are you using a *.prj file with coder? In the ...

mex-file automation compiling problem

Hi Greg, How are you running "coder"? Are you using the codegen command? Or are you using a *.prj file with coder? In the ...

7 years ago | 0

Answered

creating vector in matlab fcn bock

For this particular piece of code, variable-sizing should not be needed as the end points are constants. This example works f...

creating vector in matlab fcn bock

For this particular piece of code, variable-sizing should not be needed as the end points are constants. This example works f...

7 years ago | 0

Answered

Matlab Coder toolbox not being executed. When i type ccoder in command window it shows error. The ccoder toolbox is not availble within my matlab gui but it shows it is present where it is installed. Please tell me what the exact problem is

If you do not have MATLAB Coder installed (as indicated by ver) then the commands ccoder and coder will not work and should no...

Matlab Coder toolbox not being executed. When i type ccoder in command window it shows error. The ccoder toolbox is not availble within my matlab gui but it shows it is present where it is installed. Please tell me what the exact problem is

If you do not have MATLAB Coder installed (as indicated by ver) then the commands ccoder and coder will not work and should no...

7 years ago | 1

Answered

What is the GUI version for emlc(or emlmex) in linux 2009b version

The GUI was introduced in R2011a.

What is the GUI version for emlc(or emlmex) in linux 2009b version

The GUI was introduced in R2011a.

7 years ago | 0

Answered

Using function handles from *.m file in simulink model

Just to be clear, as of R2013a, anonymous function handles are not yet supported for code generation.

Using function handles from *.m file in simulink model

Just to be clear, as of R2013a, anonymous function handles are not yet supported for code generation.

7 years ago | 0

Answered

Matlab Coder coder.resize and coder.typeof unsupported for code generation

coder.resize and coder.typeof are used to construct and manipulate types that are passed as inputs to the codegen command. Th...

Matlab Coder coder.resize and coder.typeof unsupported for code generation

coder.resize and coder.typeof are used to construct and manipulate types that are passed as inputs to the codegen command. Th...

7 years ago | 0

Answered

emlc C code generation error "Unable to apply the reference parameter optimization"

This sounds like a bug. What version of MATLAB are you using? Your example worked in the latest version of MATLAB after upgr...

emlc C code generation error "Unable to apply the reference parameter optimization"

This sounds like a bug. What version of MATLAB are you using? Your example worked in the latest version of MATLAB after upgr...

8 years ago | 0

Answered

Error using 'getframe' in an embedded Matlab function in a Simulink Model

I think this is a bug or a limitation depending on what version you are using. Prior to R2012b, empty-fields were not support...

Error using 'getframe' in an embedded Matlab function in a Simulink Model

I think this is a bug or a limitation depending on what version you are using. Prior to R2012b, empty-fields were not support...

8 years ago | 0

Answered

How to deal with matlab functions that are unsupported when using Matlab Coder? (How can I transfer Matlab intrinsic function 'quadprog()' into C code using Matlab Coder?)

If you don't really need C code but are just running the function in MATLAB , you can often use CODER.EXTRINSIC to call the or...

How to deal with matlab functions that are unsupported when using Matlab Coder? (How can I transfer Matlab intrinsic function 'quadprog()' into C code using Matlab Coder?)

If you don't really need C code but are just running the function in MATLAB , you can often use CODER.EXTRINSIC to call the or...

8 years ago | 1

Answered

Compilation don't work. Why?

You can find the target build log in the compilation report. When the build fails you should see a link to a report. Open th...

Compilation don't work. Why?

You can find the target build log in the compilation report. When the build fails you should see a link to a report. Open th...

8 years ago | 0

| accepted

Answered

Is it possible to reduce code generation time for simulink Matlab function block?

As you describe the situation this sounds like a bug. If you are changing non-tunable parameters for your different runs the ...

Is it possible to reduce code generation time for simulink Matlab function block?

As you describe the situation this sounds like a bug. If you are changing non-tunable parameters for your different runs the ...

8 years ago | 0

Answered

How do I define a structure that has an element which is an array?

This line seems wrong: assert(isa(personnel.employee,'int32')); In your code employee is supposed to be a struct with su...

How do I define a structure that has an element which is an array?

This line seems wrong: assert(isa(personnel.employee,'int32')); In your code employee is supposed to be a struct with su...

8 years ago | 1

| accepted

Answered

How to convert checkmonotonic in matlab c coder?

checkmonotonic does not appear to be a supported MathWorks function. Can you provide more details on what you are trying to d...

How to convert checkmonotonic in matlab c coder?

checkmonotonic does not appear to be a supported MathWorks function. Can you provide more details on what you are trying to d...

8 years ago | 0

Answered

Matlab type mismatch in Embedded Matlab Functions

Going through a string to get the bitstream is questionable. This is the best alternative I could come up with: function ...

Matlab type mismatch in Embedded Matlab Functions

Going through a string to get the bitstream is questionable. This is the best alternative I could come up with: function ...

8 years ago | 0

Answered

codegen: can I use a Matlab global structure in a mex function created with codegen?

MATLAB globals are tricky.. There is a single global workspace containing all of your MATLAB global variables. You bind a name...

codegen: can I use a Matlab global structure in a mex function created with codegen?

MATLAB globals are tricky.. There is a single global workspace containing all of your MATLAB global variables. You bind a name...

8 years ago | 1

Answered

I cannot load the function CodeGen C6000 Basic Code Generation from a MATLAB m-function

MATLAB Coder is not available as part of the student version. You need to buy a MATLAB Coder license separately. Do you have...

I cannot load the function CodeGen C6000 Basic Code Generation from a MATLAB m-function

MATLAB Coder is not available as part of the student version. You need to buy a MATLAB Coder license separately. Do you have...

8 years ago | 0

Answered

Definite integral in (embedded) Matlab function

In later versions the MATLAB Function block supports QUAD directly, so if you can upgrade that is your best option.

Definite integral in (embedded) Matlab function

In later versions the MATLAB Function block supports QUAD directly, so if you can upgrade that is your best option.

8 years ago | 1

Answered

Efficient decimation with Embedded Coder

If you could make all occurrences of dcsDec the same size then you would only get one variable. If that is not possible, ...

Efficient decimation with Embedded Coder

If you could make all occurrences of dcsDec the same size then you would only get one variable. If that is not possible, ...

8 years ago | 1

| accepted

Answered

Embedded coder: How to specify array function input parameter as constant (read only) ?

This is an oversight in the design. I've created a bug report. In the mean time, you can work around the problem by using a ...

Embedded coder: How to specify array function input parameter as constant (read only) ?

This is an oversight in the design. I've created a bug report. In the mean time, you can work around the problem by using a ...

8 years ago | 0

| accepted

Answered

Simulink SFunction Interface Error: due to insufficient storage

Have you tried turning off debugging in the MATLAB Function block? That usually has a dramatic effect and allows many more exam...

Simulink SFunction Interface Error: due to insufficient storage

Have you tried turning off debugging in the MATLAB Function block? That usually has a dramatic effect and allows many more exam...

8 years ago | 1