Miroslaw K. / Mbed 2 deprecated 3DDemo

Example of using "Canvas" form "Graphics" library to display 3D graphics.

Dependencies:   BSP_DISCO_F746NG Graphics mbed

HardwareAccess/Scale.cpp@0:8acbce46eede, 2016-11-06 (annotated)

Committer:
karpent
Date:
Sun Nov 06 02:14:34 2016 +0000
Revision:
0:8acbce46eede
Child:
2:ef3093a7a43e
Initial revision with square 3D model.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
karpent 0:8acbce46eede 1 //
karpent 0:8acbce46eede 2 // Scale.cpp
karpent 0:8acbce46eede 3 //
karpent 0:8acbce46eede 4
karpent 0:8acbce46eede 5 #include "Scale.h"
karpent 0:8acbce46eede 6 #include "mbed.h" // for AnalogIn
karpent 0:8acbce46eede 7
karpent 0:8acbce46eede 8 #ifdef ARDUINO
karpent 0:8acbce46eede 9 int scalePin = 1;
karpent 0:8acbce46eede 10 #else
karpent 0:8acbce46eede 11 AnalogIn scaleRead(A1);
karpent 0:8acbce46eede 12 #endif
karpent 0:8acbce46eede 13
karpent 0:8acbce46eede 14 Scale::Scale()
karpent 0:8acbce46eede 15 {
karpent 0:8acbce46eede 16 Setup(1.f, 0.4f, 1.f, 8.f);
karpent 0:8acbce46eede 17 }
karpent 0:8acbce46eede 18
karpent 0:8acbce46eede 19 Scale::Scale(float min, float max)
karpent 0:8acbce46eede 20 {
karpent 0:8acbce46eede 21 Setup(1.f, 0.4f, min, max);
karpent 0:8acbce46eede 22 }
karpent 0:8acbce46eede 23
karpent 0:8acbce46eede 24 void Scale::Setup(float scale, float delts, float min, float max)
karpent 0:8acbce46eede 25 {
karpent 0:8acbce46eede 26 scale = scale;
karpent 0:8acbce46eede 27 delta = delta;
karpent 0:8acbce46eede 28 minScale = min;
karpent 0:8acbce46eede 29 maxScale = max;
karpent 0:8acbce46eede 30 }
karpent 0:8acbce46eede 31
karpent 0:8acbce46eede 32 // Simulate scale changing
karpent 0:8acbce46eede 33 float Scale::GetScale()
karpent 0:8acbce46eede 34 {
karpent 0:8acbce46eede 35 scale += delta;
karpent 0:8acbce46eede 36
karpent 0:8acbce46eede 37 if(scale > maxScale)
karpent 0:8acbce46eede 38 delta *= -1.f;
karpent 0:8acbce46eede 39
karpent 0:8acbce46eede 40 if(scale < minScale)
karpent 0:8acbce46eede 41 delta *= -1.f;
karpent 0:8acbce46eede 42
karpent 0:8acbce46eede 43 return scale;
karpent 0:8acbce46eede 44 }
karpent 0:8acbce46eede 45
karpent 0:8acbce46eede 46 /// Read the scale from a potentiometer attached to analog pin
karpent 0:8acbce46eede 47 float Scale::ReadScale()
karpent 0:8acbce46eede 48 {
karpent 0:8acbce46eede 49 #ifdef ARDUINO
karpent 0:8acbce46eede 50 scale = analogRead(scalePin);
karpent 0:8acbce46eede 51 #else
karpent 0:8acbce46eede 52 scale = scaleRead;
karpent 0:8acbce46eede 53 #endif
karpent 0:8acbce46eede 54
karpent 0:8acbce46eede 55 return minScale + scale * (maxScale - minScale)/1024.f;
karpent 0:8acbce46eede 56 }