mame/3rdparty/bx/tests/easing_test.cpp
Бранимир Караџић a851430879 Update bx to latest
2021-08-10 20:26:34 +02:00

59 lines
1.2 KiB
C++

/*
* Copyright 2010-2021 Branimir Karadzic. All rights reserved.
* License: https://github.com/bkaradzic/bx#license-bsd-2-clause
*/
#include "test.h"
#include <bx/easing.h>
#include <bx/file.h>
TEST_CASE("easing", "")
{
bx::WriterI* writer = bx::getNullOut();
bx::Error err;
for (uint32_t ee = 0; ee < bx::Easing::Count; ++ee)
{
bx::write(writer, &err, "\n\n%d\n", ee);
const bx::EaseFn easing = bx::getEaseFunc(bx::Easing::Enum(ee) );
const int32_t nx = 64;
const int32_t ny = 10;
bx::write(writer, &err, "\t/// ^\n");
for (int32_t yy = ny+4; yy >= -5; --yy)
{
const float ys = float(yy )/float(ny);
const float ye = float(yy+1.0)/float(ny);
bx::write(writer, &err, "\t/// %c", yy != 0 ? '|' : '+');
for (int32_t xx = 0; xx < nx; ++xx)
{
int32_t jj = 0;
for (; jj < 10; ++jj)
{
const float tt = float(xx*10+jj)/10.0f/float(nx);
const float vv = easing(tt);
if (vv >= ys
&& vv < ye)
{
bx::write(writer, "*");
break;
}
}
if (jj == 10)
{
bx::write(writer, &err, "%c", yy != 0 ? ' ' : '-');
}
}
bx::write(writer, &err, "%s\n", yy != 0 ? "" : ">");
}
}
}