gl-vec4
Part of a fork of @toji's
gl-matrix to c, split into smaller pieces: this
package contains glMatrix.vec4.
Usage
main.c
#include <vec4/create.h>
vec4 v4 = vec4_create();
compiled with gcc main.c -o main -Inode_modules/vec4.c/include
with cmake
CMakeLists.txt
cmake_minimum_required(VERSION 3.2)
project (vec4-test)
file(GLOB CMAKE_INCLUDES "node_modules/*/CMakeLists.txt")
include(${CMAKE_INCLUDES})
add_executable(main main.c)
API
- vec4_add()
- vec4_clone()
- vec4_copy()
- vec4_create()
- vec4_distance()
- vec4_divide()
- vec4_dot()
- vec4_fromValues()
- vec4_inverse()
- vec4_length()
- vec4_lerp()
- vec4_max()
- vec4_min()
- vec4_multiply()
- vec4_negate()
- vec4_normalize()
- vec4_random()
- vec4_scale()
- vec4_scaleAndAdd()
- vec4_set()
- vec4_squaredDistance()
- vec4_squaredLength()
- vec4_subtract()
- vec4_transformMat4()
- vec4_transformQuat()
vec4_add(vec4 out:vec4, a:vec4, b:vec4)
Adds two vec4's
vec4_clone(a:vec4)
Creates a new vec4 initialized with values from an existing vector
vec4_copy(vec4 out:vec4, a:vec4)
Copy the values from one vec4 to another
vec4_create()
Creates a new, empty vec4
vec4_distance(a:vec4, b:vec4)
Calculates the euclidian distance between two vec4's
vec4_divide(vec4 out:vec4, a:vec4, b:vec4)
Divides two vec4's
vec4_dot(a:vec4, b:vec4)
Calculates the dot product of two vec4's
vec4_fromValues(x:Number, y:Number, z:Number, w:Number)
Creates a new vec4 initialized with the given values
vec4_inverse(vec4 out:vec4, a:vec4)
Returns the inverse of the components of a vec4
vec4_length(a:vec4)
Calculates the length of a vec4
vec4_lerp(vec4 out:vec4, a:vec4, b:vec4, t:Number)
Performs a linear interpolation between two vec4's
vec4_max(vec4 out:vec4, a:vec4, b:vec4)
Returns the maximum of two vec4's
vec4_min(vec4 out:vec4, a:vec4, b:vec4)
Returns the minimum of two vec4's
vec4_multiply(vec4 out:vec4, a:vec4, b:vec4)
Multiplies two vec4's
vec4_negate(vec4 out:vec4, a:vec4)
Negates the components of a vec4
vec4_normalize(vec4 out:vec4, a:vec4)
Normalize a vec4
vec4_random(vec4 out:vec4, [scale]:Number)
Generates a random vector with the given scale
vec4_scale(vec4 out:vec4, a:vec4, b:Number)
Scales a vec4 by a scalar number
vec4_scaleAndAdd(vec4 out:vec4, a:vec4, b:vec4, scale:Number)
Adds two vec4's after scaling the second operand by a scalar value
vec4_set(vec4 out:vec4, x:Number, y:Number, z:Number, w:Number)
Set the components of a vec4 to the given values
vec4_squaredDistance(a:vec4, b:vec4)
Calculates the squared euclidian distance between two vec4's
vec4_squaredLength(a:vec4)
Calculates the squared length of a vec4
vec4_subtract(vec4 out:vec4, a:vec4, b:vec4)
Subtracts vector b from vector a
vec4_transformMat4(vec4 out:vec4, a:vec4, m:mat4)
Transforms the vec4 with a mat4.
vec4_transformQuat(vec4 out:vec4, a:vec4, q:quat)
Transforms the vec4 with a quat
License
MIT. See LICENSE.md for details.