526e1c8e8e
added common.jai for common math procedures Some common procedures for smaller fixed vector sizes were made more optimal. SIMD coming later Added tests to the math/module.jai
86 lines
1.9 KiB
Text
86 lines
1.9 KiB
Text
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PI :: 3.1415926;
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TAU :: 6.2831853;
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#if UNITS == .turns {
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to_rad :: turn_to_rad;
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from_rad :: rad_to_turn;
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}
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else #if UNITS == .radians {
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to_rad :: rad_to_rad;
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from_rad :: rad_to_rad;
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}
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else #if UNITS == .degrees {
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to_rad :: deg_to_rad;
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from_rad :: rad_to_deg;
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}
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turn_to_rad :: (turns: float64) -> float #expand #no_debug {
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CONSTANT :float64: PI*2.0;
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return cast(float)(CONSTANT*turns);
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}
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turn_to_rad :: (turns: float) -> float #expand #no_debug {
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CONSTANT :float: xx PI*2.0;
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return CONSTANT*turns;
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}
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deg_to_rad :: (deg: float64) -> float #expand #no_debug {
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CONSTANT :float64: PI/180.0;
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return cast(float)(CONSTANT*deg);
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}
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deg_to_rad :: (deg: float) -> float #expand #no_debug {
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CONSTANT :float: xx (PI/180.0);
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return CONSTANT*deg;
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}
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rad_to_rad :: (rad: float64) -> float #expand #no_debug {
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return cast(float)rad;
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}
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rad_to_rad :: (rad: float) -> float #expand #no_debug {
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return rad;
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}
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rad_to_turn :: (rad: float64) -> float #expand {
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CONSTANT :float64: (1.0/(PI*2.0));
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return cast(float)(CONSTANT*rad);
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}
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rad_to_turn :: (rad: float) -> float #expand {
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CONSTANT :float: xx (1.0/(PI*2.0));
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return CONSTANT*rad;
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}
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rad_to_deg :: (rad: float64) -> float #expand {
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CONSTANT :float64: (180.0/PI);
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return cast(float)(CONSTANT*rad);
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}
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rad_to_deg :: (rad: float) -> float #expand {
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CONSTANT :float: xx (180.0/PI);
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return CONSTANT*rad;
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}
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sin :: (ang: float) -> float #expand {
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return math.sin(to_rad(ang));
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}
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cos :: (ang: float) -> float #expand {
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return math.cos(to_rad(ang));
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}
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atan2 :: (y: float, x: float) -> float #expand {
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return from_rad(math.atan2(y, x));
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}
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asin :: (ang: float) -> float #expand {
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return from_rad(math.asin(ang));
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}
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abs :: (v: $T) -> T
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#modify { return meta.type_is_scalar(T), "Only accepting scalar types, integer and float"; } {
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return ifx v < 0 then -v else v;
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}
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#scope_file
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// sin, cos
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meta :: #import "jc/meta";
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math :: #import "Math";
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