Difference between revisions of "Component: Circular Buffer (Float) (Buffer)"
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==Component Source Code== | ==Component Source Code== | ||
− | Please click here | + | Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_CircularBufferFloat.fcfx FC_Comp_Source_CircularBufferFloat.fcfx] |
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+ | Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_CircularBufferFloat.fcfx FC_Comp_Source_CircularBufferFloat.fcfx] | ||
==Detailed description== | ==Detailed description== | ||
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==Examples== | ==Examples== | ||
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''<span style="color:red;">No additional examples</span>'' | ''<span style="color:red;">No additional examples</span>'' | ||
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==Macro reference== | ==Macro reference== | ||
+ | ===FlushBuffer=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
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| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''FlushBuffer''' |
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− | | colspan="2" | | + | | colspan="2" | Clears the contents of the buffer and re-initialises the index locations. |
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− | + | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID | |
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− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | ||
| width="90%" style="border-top: 2px solid #000;" | ''Return'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} | ||
+ | ===GetData=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''GetData''' |
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− | | colspan="2" | | + | | colspan="2" | Reads the next available 32-bit floating point value from the circular buffer, Returns the default value if the buffer is empty. |
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− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | + | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-f32-icon.png]] - FLOAT |
| width="90%" style="border-top: 2px solid #000;" | ''Return'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} | ||
+ | ===GetIndexedValue=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
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| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''GetIndexedValue''' |
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+ | | colspan="2" | Gets the value of a single 32-bit floating point value at a known location in the buffer. Leaves the buffer contents and pointers untouched. | ||
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− | | | + | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT |
+ | | width="90%" | address | ||
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+ | | colspan="2" | | ||
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| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-f32-icon.png]] - FLOAT | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-f32-icon.png]] - FLOAT | ||
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+ | ===GetNumberValues=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''GetNumberValues''' |
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− | | colspan="2" | | + | | colspan="2" | Returns the number of valid 16-bit data values currently stored inside the buffer. |
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− | + | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT | |
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− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | ||
| width="90%" style="border-top: 2px solid #000;" | ''Return'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} | ||
+ | ===LookForValues=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
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+ | ===PeekData=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''PeekData''' |
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− | | colspan="2" | Reads the next available | + | | colspan="2" | Reads the next available 16-bit data value from the circular buffer without advancing the current index, Returns the default value if the buffer is empty. |
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+ | ===PutData=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''PutData''' |
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+ | | colspan="2" | Add a 32-bit floating point value to the next free location inside the circular buffer. If the data goes into the buffer correctly then return 1. Otherwise the buffer is full and the return value will equal 0. | ||
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− | | | + | | width="10%" align="center" | [[File:Fc9-f32-icon.png]] - FLOAT |
+ | | width="90%" | Data | ||
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+ | | colspan="2" | | ||
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− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | + | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE |
| width="90%" style="border-top: 2px solid #000;" | ''Return'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} | ||
+ | ===WaitForValues=== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
|- | |- | ||
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]] | ||
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | ''' | + | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''WaitForValues''' |
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+ | | colspan="2" | Waits for an array of values to appear in the circular buffer. Returns 0 to indicate a timeout. Returns 1 to indicate the data has been found. | ||
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+ | | width="10%" align="center" | [[File:Fc9-f32-icon.png]] - FLOAT | ||
+ | | width="90%" | Values | ||
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+ | | colspan="2" | | ||
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+ | | width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE | ||
+ | | width="90%" | NumValues | ||
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+ | | colspan="2" | Number of values to try and look for | ||
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− | | | + | | width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE |
+ | | width="90%" | RemoveContent | ||
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+ | | colspan="2" | 0=Leave the buffer contents untouched, 1=Remove values as you go | ||
|- | |- | ||
| width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT | ||
− | | width="90%" | | + | | width="90%" | Timeout |
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− | | colspan="2" | | + | | colspan="2" | Max amount of time to wait in milliseconds before returning 0=WaitForever |
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− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9- | + | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE |
| width="90%" style="border-top: 2px solid #000;" | ''Return'' | | width="90%" style="border-top: 2px solid #000;" | ''Return'' | ||
|} | |} | ||
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Latest revision as of 13:09, 7 February 2023
Author | Matrix Ltd |
Version | 1.5 |
Category | Buffer |
Contents
Circular Buffer (Float) component
Circular buffer component allowing easy and efficient first in first out (FIFO) style data storage. Also features macros to allow you to check for specific floating point values.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_CircularBufferFloat.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_CircularBufferFloat.fcfx
Detailed description
No detailed description exists yet for this component
Examples
No additional examples
Macro reference
FlushBuffer
FlushBuffer | |
Clears the contents of the buffer and re-initialises the index locations. | |
- VOID | Return |
GetData
GetData | |
Reads the next available 32-bit floating point value from the circular buffer, Returns the default value if the buffer is empty. | |
- FLOAT | Return |
GetIndexedValue
GetIndexedValue | |
Gets the value of a single 32-bit floating point value at a known location in the buffer. Leaves the buffer contents and pointers untouched. | |
- UINT | address |
- FLOAT | Return |
GetNumberValues
GetNumberValues | |
Returns the number of valid 16-bit data values currently stored inside the buffer. | |
- UINT | Return |
LookForValues
PeekData
PeekData | |
Reads the next available 16-bit data value from the circular buffer without advancing the current index, Returns the default value if the buffer is empty. | |
- FLOAT | Return |
PutData
WaitForValues