Trigonometry Library
The mikroBasic PRO for dsPIC30/33 and PIC24 implements fundamental trigonometry functions. These functions are implemented as look-up tables. Trigonometry functions are implemented in integer format in order to save memory.
Library Routines
sinE3
| Prototype |
sub function sinE3(dim angle_deg as word) as integer |
|---|---|
| Description |
The function calculates sine multiplied by 1000 and rounded to the nearest integer:
result = round(sin(angle_deg)*1000)
|
| Parameters |
|
| Returns |
The function returns the sine of input parameter multiplied by 1000. |
| Requires |
Nothing. |
| Example |
dim res as integer ... res = sinE3(45) ' result is 707 |
| Notes |
Return value range: |
cosE3
| Prototype |
sub function cosE3(dim angle_deg as word) as integer |
|---|---|
| Description |
The function calculates cosine multiplied by 1000 and rounded to the nearest integer:
result = round(cos(angle_deg)*1000)
|
| Parameters |
|
| Returns |
The function returns the cosine of input parameter multiplied by 1000. |
| Requires |
Nothing. |
| Example |
dim res as integer ... res = cosE3(196) ' result is -193 |
| Notes |
Return value range: |
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