mat3x2

Header: cglm/mat3x2.h

Table of contents (click to go):

Macros:

1. GLM_MAT3X2_ZERO_INIT

2. GLM_MAT3X2_ZERO

Functions:

1. glm_mat3x2_copy()

2. glm_mat3x2_zero()

3. glm_mat3x2_make()

4. glm_mat3x2_mul()

5. glm_mat3x2_mulv()

6. glm_mat3x2_transpose()

7. glm_mat3x2_scale()

Represented

mat3x2

	column 1	column 2	column 3
row 1	m00	m10	m20
row 2	m01	m11	m21

Functions documentation

void glm_mat3x2_copy(mat3x2 src, mat3x2 dest)

Copy mat3x2 (src) to mat3x2 (dest).

Parameters:

[in] src mat3x2 (left)

[out] dest destination (result, mat3x2)

mat3x2 (src)

	column 1	column 2	column 3
row 1	a00	a10	a20
row 2	a01	a11	a21

mat3x2 (dest)

	column 1	column 2	column 3
row 1	b00 = a00	b10 = a10	b20 = a20
row 2	b01 = a01	b11 = a11	b21 = a21

void glm_mat3x2_zero(mat3x2 m)

Zero out the mat3x2 (m).

Parameters:

[in, out] m mat3x2 (src, dest)

mat3x2 (m)

	column 1	column 2	column 3
row 1	0.00	2.00	15.00
row 2	5.00	4.00	6.00

mat3x2 (m)

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

void glm_mat3x2_make(const float *__restrict src, mat3x2 dest)

Create mat3x2 (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, mat3x2)

float array (1x6) (src)

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

mat3x2 (dest)

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

void glm_mat3x2_mul(mat3x2 m1, mat2x3 m2, mat2 dest)

Multiply mat3x2 (m1) by mat2x3 (m2) and store in mat2 (dest).

glm_mat3x2_mul(mat3x2, mat2x3, mat2);

Parameters:

[in] m1 mat3x2 (left)

[in] m2 mat2x3 (right)

[out] dest destination (result, mat2)

mat3x2 (m1)

	column 1	column 2	column 3
row 1	a00	a10	a20
row 2	a01	a11	a21

mat2x3 (m2)

	column 1	column 2
row 1	b00	b10
row 2	b01	b11
row 3	b02	b12

mat2x2 (dest)

	column 1	column 2
row 1	a00 * b00 + a10 * b01 + a20 * b02	a00 * b10 + a10 * b11 + a20 * b12
row 2	a01 * b00 + a11 * b01 + a21 * b02	a01 * b10 + a11 * b11 + a21 * b12

void glm_mat3x2_mulv(mat3x2 m, vec3 v, vec2 dest)

Multiply mat3x2 (m) by vec3 (v) and store in vec2 (dest).

Parameters:

[in] m mat3x2 (left)

[in] v vec3 (right, column vector)

[out] dest destination (result, column vector)

mat3x2 (m)

	column 1	column 2	column 3
row 1	m00	m10	m20
row 2	m01	m11	m21

column vec3 (1x3) (v)

	column 1
row 1	v0
row 2	v1
row 3	v2

column vec2 (1x2) (dest)

	column 1
row 1	m00 * v0 + m10 * v1 + m20 * v2
row 2	m01 * v0 + m11 * v1 + m21 * v2

void glm_mat3x2_transpose(mat3x2 src, mat2x3 dest)

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

Parameters:

[in] src mat3x2 (left)

[out] dest destination (result, mat2x3)

mat3x2 (src)

	column 1	column 2	column 3
row 1	a00	a10	a20
row 2	a01	a11	a21

mat2x3 (dest)

	column 1	column 2
row 1	b00 = a00	b10 = a01
row 2	b01 = a10	b11 = a11
row 3	b02 = a20	b12 = a21

void glm_mat3x2_scale(mat3x2 m, float s)

Multiply mat3x2 (m) by scalar constant (s).

Parameters:

[in, out] m mat3x2 (src, dest)

[in] s float (scalar)

mat3x2 (m)

	column 1	column 2	column 3
row 1	m00 = m00 * s	m10 = m10 * s	m20 = m20 * s
row 2	m01 = m01 * s	m11 = m11 * s	m21 = m21 * s