the_Foundation 1.0
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Data Structures | Macros | Functions
math.h File Reference
#include "defs.h"
#include "random.h"
#include "stream.h"
#include "math_generic.h"
#include "vec2.h"

Data Structures

struct  iFloatVec3
 
struct  iFloatVec4
 

Macros

#define iMathPi   3.14159265358979323846
 
#define iMathPif   3.14159265358979323846f
 
#define iMathDegreeToRadianf(v)   ((v) * iMathPif / 180.f)
 
#define iMathRadianToDegreef(v)   ((v) * 180.f / iMathPif)
 
#define initI2_F3(v2)   initiv2_F3(&(v2).x)
 
#define initF3_I2(f3)   init_I2((int) x_F3(f3), (int) y_F3(f3))
 

Functions

int iRound (float value)
 
int16_t iRound16 (float value)
 
int iWrap (int value, int low, int high)
 
float iWrapf (float value, float low, float high)
 
iBool inverse_Mat3 (const iMat3 *d, iMat3 *inversed_out)
 
iBool inverse_Mat4 (const iMat4 *d, iMat4 *inversed_out)
 
void ortho_Mat4 (iMat4 *, float left, float right, float top, float bottom, float znear, float zfar)
 
void perspective_Mat4 (iMat4 *, float xFovDeg, float aspect, float znear, float zfar)
 
void frame_Mat4 (iMat4 *, iFloat3 front, iFloat3 up, iBool mirror)
 
void lookAt_Mat4 (iMat4 *, iFloat3 target, iFloat3 eyePos, iFloat3 up)
 

Detailed Description

Math routines and constants.

Authors
Copyright (c) 2017 Jaakko Keränen jaakk.nosp@m.o.ke.nosp@m.ranen.nosp@m.@iki.nosp@m..fi
License

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.