| #include <cmath> |
| #include <algorithm> |
| #include <emscripten.h> |
| |
| extern "C" { |
| |
| // unary |
| double EMSCRIPTEN_KEEPALIVE dneg(double x) { return -x; } |
| double EMSCRIPTEN_KEEPALIVE dfloor(double x) { return floor(x); } |
| |
| // binary |
| double EMSCRIPTEN_KEEPALIVE dadd(double x, double y) { return x + y; } |
| double EMSCRIPTEN_KEEPALIVE dsub(double x, double y) { return x - y; } |
| double EMSCRIPTEN_KEEPALIVE dmul(double x, double y) { return x * y; } |
| double EMSCRIPTEN_KEEPALIVE ddiv(double x, double y) { return x / y; } |
| double EMSCRIPTEN_KEEPALIVE dcopysign(double x, double y) { return std::copysign(x, y); } |
| double EMSCRIPTEN_KEEPALIVE dmin(double x, double y) { return std::min(x, y); } |
| double EMSCRIPTEN_KEEPALIVE dmax(double x, double y) { return std::max(x, y); } |
| |
| // comparisons |
| int EMSCRIPTEN_KEEPALIVE deq(double x, double y) { return x == y; } |
| int EMSCRIPTEN_KEEPALIVE dne(double x, double y) { return x != y; } |
| int EMSCRIPTEN_KEEPALIVE dlt(double x, double y) { return x < y; } |
| int EMSCRIPTEN_KEEPALIVE dle(double x, double y) { return x <= y; } |
| int EMSCRIPTEN_KEEPALIVE dgt(double x, double y) { return x > y; } |
| int EMSCRIPTEN_KEEPALIVE dge(double x, double y) { return x >= y; } |
| |
| double EMSCRIPTEN_KEEPALIVE int_to_double(int x) { |
| double d = x; |
| return d + 1.23; |
| } |
| |
| double EMSCRIPTEN_KEEPALIVE uint_to_double(unsigned x) { |
| double d = x; |
| return d + 1.23; |
| } |
| |
| int EMSCRIPTEN_KEEPALIVE double_to_int(double d) { |
| d += 1.23; |
| int x = d; |
| return x; |
| } |
| |
| int EMSCRIPTEN_KEEPALIVE double_to_uint(double d) { |
| d += 1.23; |
| unsigned x = d; |
| return x; |
| } |
| |
| float EMSCRIPTEN_KEEPALIVE int_to_float(int x) { |
| float d = x; |
| return d + 1.23; |
| } |
| |
| float EMSCRIPTEN_KEEPALIVE uint_to_float(unsigned x) { |
| float d = x; |
| return d + 1.23; |
| } |
| |
| int EMSCRIPTEN_KEEPALIVE float_to_int(float d) { |
| d += 1.23; |
| int x = d; |
| return x; |
| } |
| |
| int EMSCRIPTEN_KEEPALIVE float_to_uint(float d) { |
| d += 1.23; |
| unsigned x = d; |
| return x; |
| } |
| |
| } |
| |