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170 lines
4.5 KiB
170 lines
4.5 KiB
#include <FixedPoints.h>
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#include <FixedPointsCommon.h>
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void TestUQ8x8(void)
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{
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Serial.println(F("The size of UQ8x8 on your system is:"));
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Serial.println(sizeof(UQ8x8));
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Serial.println();
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UQ8x8 a = 1.5;
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Serial.println(F("Displaying a as float:"));
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Serial.println(static_cast<float>(a));
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Serial.println();
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Serial.println(F("Displaying the integer part of a"));
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Serial.println(a.getInteger());
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Serial.println();
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Serial.println(F("Displaying floorFixed(a):"));
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Serial.println(static_cast<float>(floorFixed(a)));
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Serial.println();
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Serial.println(F("Displaying ceilFixed(a):"));
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Serial.println(static_cast<float>(ceilFixed(a)));
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Serial.println();
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Serial.println(F("Displaying roundFixed(a):"));
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Serial.println(static_cast<float>(roundFixed(a)));
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Serial.println();
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Serial.println(F("Displaying truncFixed(a):"));
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Serial.println(static_cast<float>(truncFixed(a)));
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Serial.println();
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UQ8x8 b = 5.25;
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Serial.println(F("Displaying b as float:"));
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Serial.println(static_cast<float>(b));
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Serial.println();
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Serial.println(F("Displaying the integer part of b"));
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Serial.println(b.getInteger());
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Serial.println();
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Serial.println(F("Displaying floorFixed(b):"));
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Serial.println(static_cast<float>(floorFixed(b)));
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Serial.println();
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Serial.println(F("Displaying ceilFixed(b):"));
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Serial.println(static_cast<float>(ceilFixed(b)));
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Serial.println();
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Serial.println(F("Displaying roundFixed(b):"));
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Serial.println(static_cast<float>(roundFixed(b)));
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Serial.println();
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Serial.println(F("Displaying truncFixed(b):"));
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Serial.println(static_cast<float>(truncFixed(b)));
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Serial.println();
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Serial.println(F("Displaying a + b as float:"));
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Serial.println(static_cast<float>(a + b));
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Serial.println();
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Serial.println(F("Displaying a - b as float:"));
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Serial.println(F("(Note the underflow due lack of sign bit)"));
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Serial.println(static_cast<float>(a - b));
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Serial.println();
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Serial.println(F("Displaying b - a as float:"));
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Serial.println(static_cast<float>(b - a));
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Serial.println();
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Serial.println(F("Displaying a * b as float:"));
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Serial.println(static_cast<float>(a * b));
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Serial.println();
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Serial.println(F("Displaying a / b as float:"));
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Serial.println(static_cast<float>(a / b));
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Serial.println();
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}
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void TestSQ7x8(void)
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{
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Serial.println(F("The size of SQ7x8 on your system is:"));
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Serial.println(sizeof(SQ7x8));
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Serial.println();
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SQ7x8 a = 1.5;
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Serial.println(F("Displaying a as float:"));
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Serial.println(static_cast<float>(a));
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Serial.println();
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Serial.println(F("Displaying the integer part of a"));
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Serial.println(a.getInteger());
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Serial.println();
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Serial.println(F("Displaying floorFixed(a):"));
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Serial.println(static_cast<float>(floorFixed(a)));
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Serial.println();
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Serial.println(F("Displaying ceilFixed(a):"));
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Serial.println(static_cast<float>(ceilFixed(a)));
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Serial.println();
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Serial.println(F("Displaying roundFixed(a):"));
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Serial.println(static_cast<float>(roundFixed(a)));
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Serial.println();
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Serial.println(F("Displaying truncFixed(a):"));
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Serial.println(static_cast<float>(truncFixed(a)));
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Serial.println();
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SQ7x8 b = 5.25;
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Serial.println(F("Displaying b as float:"));
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Serial.println(static_cast<float>(b));
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Serial.println();
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Serial.println(F("Displaying the integer part of b"));
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Serial.println(b.getInteger());
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Serial.println();
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Serial.println(F("Displaying floorFixed(b):"));
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Serial.println(static_cast<float>(floorFixed(b)));
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Serial.println();
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Serial.println(F("Displaying ceilFixed(b):"));
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Serial.println(static_cast<float>(ceilFixed(b)));
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Serial.println();
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Serial.println(F("Displaying roundFixed(b):"));
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Serial.println(static_cast<float>(roundFixed(b)));
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Serial.println();
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Serial.println(F("Displaying truncFixed(b):"));
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Serial.println(static_cast<float>(truncFixed(b)));
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Serial.println();
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Serial.println(F("Displaying a + b as float:"));
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Serial.println(static_cast<float>(a + b));
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Serial.println();
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Serial.println(F("Displaying a - b as float:"));
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Serial.println(F("(Note this is correct due to sign bit)"));
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Serial.println(static_cast<float>(a - b));
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Serial.println();
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Serial.println(F("Displaying b - a as float:"));
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Serial.println(static_cast<float>(b - a));
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Serial.println();
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Serial.println(F("Displaying a * b as float:"));
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Serial.println(static_cast<float>(a * b));
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Serial.println();
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Serial.println(F("Displaying a / b as float:"));
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Serial.println(static_cast<float>(a / b));
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Serial.println();
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}
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void setup()
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{
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while(!Serial);
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TestUQ8x8();
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TestSQ7x8();
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}
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void loop()
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{
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}
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