mat2x3

Header: cglm/mat2x3.h

Table of contents (click to go):

Macros:

1. GLM_MAT2X3_ZERO_INIT

2. GLM_MAT2X3_ZERO

Functions:

1. glm_mat2x3_copy()

2. glm_mat2x3_zero()

3. glm_mat2x3_make()

4. glm_mat2x3_mul()

5. glm_mat2x3_mulv()

6. glm_mat2x3_transpose()

7. glm_mat2x3_scale()

Represented

mat2x3

	column 1	column 2
row 1	m00	m10
row 2	m01	m11
row 3	m02	m12

Functions documentation

void glm_mat2x3_copy(mat2x3 src, mat2x3 dest)

Copy mat2x3 (src) to mat2x3 (dest).

Parameters:

[in] src mat2x3 (left)

[out] dest destination (result, mat2x3)

mat2x3 (src)

	column 1	column 2
row 1	a00	a10
row 2	a01	a11
row 3	a02	a12

mat2x3 (dest)

	column 1	column 2
row 1	b00 = a00	b10 = a10
row 2	b01 = a01	b11 = a11
row 3	b02 = a02	b12 = a12

void glm_mat2x3_zero(mat2x3 m)

Zero out the mat2x3 (m).

Parameters:

[in, out] mat mat2x3 (src, dest)

mat2x3 (m)

	column 1	column 2
row 1	0.00	2.00
row 2	5.00	4.00
row 3	7.00	6.00

mat2x3 (m)

	column 1	column 2
row 1	0.00	0.00
row 2	0.00	0.00
row 3	0.00	0.00

void glm_mat2x3_make(const float *__restrict src, mat2x3 dest)

Create mat2x3 (dest) from pointer (src).

Note

@src must contain at least 6 elements.

Parameters:

[in] src pointer to an array of floats (left)

[out] dest destination (result, mat2x3)

float array (1x6) (src)

	column 1
row 1	v0
row 2	v1
row 3	v2
row 4	v3
row 5	v4
row 6	v5

mat2x3 (dest)

	column 1	column 2
row 1	v0	v3
row 2	v1	v4
row 3	v2	v5

void glm_mat2x3_mul(mat2x3 m1, mat3x2 m2, mat3 dest)

Multiply mat2x3 (m1) by mat3x2 (m2) and store in mat3 (dest).

glm_mat2x3_mul(mat2x3, mat3x2, mat3);

Parameters:

[in] m1 mat2x3 (left)

[in] m2 mat3x2 (right)

[out] dest destination (result, mat3)

mat2x3 (m1)

	column 1	column 2
row 1	a00	a10
row 2	a01	a11
row 3	a02	a12

mat3x2 (m2)

	column 1	column 2	column 3
row 1	b00	b10	b20
row 2	b01	b11	b21

mat3 (dest)

	column 1	column 2	column 3
row 1	a00 * b00 + a10 * b01	a00 * b10 + a10 * b11	a00 * b20 + a10 * b21
row 2	a01 * b00 + a11 * b01	a01 * b10 + a11 * b11	a01 * b20 + a11 * b21
row 3	a02 * b00 + a12 * b01	a02 * b10 + a12 * b11	a02 * b20 + a12 * b21

void glm_mat2x3_mulv(mat2x3 m, vec2 v, vec3 dest)

Multiply mat2x3 (m) by vec2 (v) and store in vec3 (dest).

Parameters:

[in] m mat2x3 (left)

[in] v vec2 (right, column vector)

[out] dest destination (result, column vector)

mat2x3 (m)

	column 1	column 2
row 1	m00	m10
row 2	m01	m11
row 3	m02	m12

column vec2 (1x2) (v)

	column 1
row 1	v0
row 2	v1

column vec3 (1x3) (dest)

	column 1
row 1	m00 * v0 + m10 * v1
row 2	m01 * v0 + m11 * v1
row 3	m02 * v0 + m12 * v1

void glm_mat2x3_transpose(mat2x3 src, mat3x2 dest)

Transpose mat2x3 (src) and store in mat3x2 (dest).

Parameters:

[in] src mat2x3 (left)

[out] dest destination (result, mat3x2)

mat2x3 (src)

	column 1	column 2
row 1	a00	a10
row 2	a01	a11
row 3	a02	a12

mat3x2 (dest)

	column 1	column 2	column 3
row 1	b00 = a00	b10 = a01	b20 = a02
row 2	b01 = a10	b11 = a11	b21 = a12

void glm_mat2x3_scale(mat2x3 m, float s)

Multiply mat2x3 (m) by scalar constant (s).

Parameters:

[in, out] m mat2x3 (src, dest)

[in] s float (scalar)

mat2x3 (m)

	column 1	column 2
row 1	m00 = m00 * s	m10 = m10 * s
row 2	m01 = m01 * s	m11 = m11 * s
row 3	m02 = m02 * s	m12 = m12 * s