Basic.c

Go to the documentation of this file.

/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "Basic.h"
 
int min_i(int a, int b)
{
  return (a < b) ? a : b;
}
int max_i(int a, int b)
{
  return (b < a) ? a : b;
}
int clamp_i(int val, int min, int max)
{
  return min_i(max_i(val, min), max);
}
 
float min_f(float a, float b)
{
  return (a < b) ? a : b;
}
float max_f(float a, float b)
{
  return (b < a) ? a : b;
}
float clamp_f(float val, float min, float max)
{
  return min_f(max_f(val, min), max);
}
 
void rect_copy(int dst[2][2], int src[2][2])
{
  dst[0][0] = src[0][0], dst[0][1] = src[0][1];
  dst[1][0] = src[1][0], dst[1][1] = src[1][1];
}
int rect_contains_pt(int rect[2][2], int pt[2])
{
  return ((rect[0][0] <= pt[0] && pt[0] <= rect[1][0]) &&
          (rect[0][1] <= pt[1] && pt[1] <= rect[1][1]));
}
int rect_width(int rect[2][2])
{
  return (rect[1][0] - rect[0][0]);
}
int rect_height(int rect[2][2])
{
  return (rect[1][1] - rect[0][1]);
}