External/cglm
1
0
Fork 0
mirror of https://github.com/recp/cglm.git synced 2025-12-24 20:34:58 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #68 from recp/vec-update

Browse Source 
major vector update
This commit is contained in:
Recep Aslantas
2018-12-02 21:24:14 +03:00
committed by GitHub
parent 89f64f0794 6d6954b208
commit a5bc2f710e
30 changed files with 954 additions and 824 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
README.md
View File

@@ -4,7 +4,7 @@
[![Documentation Status](https://readthedocs.org/projects/cglm/badge/?version=latest)](http://cglm.readthedocs.io/en/latest/?badge=latest)
[![Coverage Status](https://coveralls.io/repos/github/recp/cglm/badge.svg?branch=master)](https://coveralls.io/github/recp/cglm?branch=master)
[![Codacy Badge](https://api.codacy.com/project/badge/Grade/6a62b37d5f214f178ebef269dc4a6bf1)](https://www.codacy.com/app/recp/cglm?utm_source=github.com&utm_medium=referral&utm_content=recp/cglm&utm_campaign=Badge_Grade)
[![Backers on Open Collective](https://opencollective.com/cglm/backers/badge.svg)](#backers)
[![Backers on Open Collective](https://opencollective.com/cglm/backers/badge.svg)](#backers)
[![Sponsors on Open Collective](https://opencollective.com/cglm/sponsors/badge.svg)](#sponsors)
The original glm library is for C++ only (templates, namespaces, classes...), this library targeted to C99 but currently you can use it for C89 safely by language extensions e.g `__restrict`
@@ -16,10 +16,10 @@ Complete documentation: http://cglm.readthedocs.io
#### Note for previous versions:
- _dup (duplicate) is changed to _copy. For instance `glm_vec_dup -> glm_vec_copy`
- _dup (duplicate) is changed to _copy. For instance `glm_vec_dup -> glm_vec3_copy`
- OpenGL related functions are dropped to make this lib platform/third-party independent
- make sure you have latest version and feel free to report bugs, troubles
- **[bugfix]** euler angles was implemented in reverse order (extrinsic) it was fixed, now they are intrinsic. Make sure that
- **[bugfix]** euler angles was implemented in reverse order (extrinsic) it was fixed, now they are intrinsic. Make sure that
you have the latest version
- **[major change]** by starting v0.4.0, quaternions are stored as [x, y, z, w], it was [w, x, y, z] in v0.3.5 and earlier versions
- **[api rename]** by starting v0.4.5, **glm_simd** functions are renamed to **glmm_**
@@ -201,15 +201,15 @@ If you want to use inline versions of funcstions then; include main header
```
the header will include all headers. Then call func you want e.g. rotate vector by axis:
```C
glm_vec_rotate(v1, glm_rad(45), (vec3){1.0f, 0.0f, 0.0f});
glm_vec3_rotate(v1, glm_rad(45), (vec3){1.0f, 0.0f, 0.0f});
```
some functions are overloaded :) e.g you can normalize vector:
```C
glm_vec_normalize(vec);
glm_vec3_normalize(vec);
```
this will normalize vec and store normalized vector into `vec` but if you will store normalized vector into another vector do this:
```C
glm_vec_normalize_to(vec, result);
glm_vec3_normalize_to(vec, result);
```
like this function you may see `_to` postfix, this functions store results to another variables and save temp memory
@@ -220,7 +220,7 @@ to call pre-compiled versions include header with `c` postfix, c means call. Pre
```
this header will include all headers with c postfix. You need to call functions with c posfix:
```C
glmc_vec_normalize(vec);
glmc_vec3_normalize(vec);
```
Function usage and parameters are documented inside related headers. You may see same parameter passed twice in some examples like this:

4
docs/source/api.rst
View File

@@ -5,14 +5,14 @@ Some functions may exist twice,
once for their namespace and once for global namespace
to make easier to write very common functions
For instance, in general we use :code:`glm_vec_dot` to get dot product
For instance, in general we use :code:`glm_vec3_dot` to get dot product
of two **vec3**. Now we can also do this with :code:`glm_dot`,
same for *_cross* and so on...
The original function stays where it is, the function in global namespace
of same name is just an alias, so there is no call version of those functions.
e.g there is no func like :code:`glmc_dot` because *glm_dot* is just alias for
:code:`glm_vec_dot`
:code:`glm_vec3_dot`
By including **cglm/cglm.h** header you will include all inline version
of functions. Since functions in this header[s] are inline you don't need to

2
docs/source/cam.rst
View File

@@ -9,7 +9,7 @@ There are many convenient functions for camera. For instance :c:func:`glm_look`
is just wrapper for :c:func:`glm_lookat`. Sometimes you only have direction
instead of target, so that makes easy to build view matrix using direction.
There is also :c:func:`glm_look_anyup` function which can help build view matrix
without providing UP axis. It uses :c:func:`glm_vec_ortho` to get a UP axis and
without providing UP axis. It uses :c:func:`glm_vec3_ortho` to get a UP axis and
builds view matrix.
You can also *_default* versions of ortho and perspective to build projection

2
docs/source/frustum.rst
View File

@@ -127,7 +127,7 @@ Functions documentation
.. code-block:: c
for (j = 0; j < 4; j++) {
glm_vec_center(corners[i], corners[i + 4], centerCorners[i]);
glm_vec3_center(corners[i], corners[i + 4], centerCorners[i]);
}
corners[i + 4] is far of corners[i] point.

2
docs/source/troubleshooting.rst
View File

@@ -62,7 +62,7 @@ Wrong Results:
Again, you may used wrong function.
For instance if you use **glm_normalize()** or **glm_vec_normalize()** for **vec4**,
For instance if you use **glm_normalize()** or **glm_vec3_normalize()** for **vec4**,
it will assume that passed param is **vec3** and will normalize it for **vec3**.
Since you need to **vec4** to be normalized in your case, you will get wrong results.

56
docs/source/vec3-ext.rst
View File

@@ -14,25 +14,25 @@ Table of contents (click to go):
Functions:
1. :c:func:`glm_vec_mulv`
#. :c:func:`glm_vec_broadcast`
#. :c:func:`glm_vec_eq`
#. :c:func:`glm_vec_eq_eps`
#. :c:func:`glm_vec_eq_all`
#. :c:func:`glm_vec_eqv`
#. :c:func:`glm_vec_eqv_eps`
#. :c:func:`glm_vec_max`
#. :c:func:`glm_vec_min`
#. :c:func:`glm_vec_isnan`
#. :c:func:`glm_vec_isinf`
#. :c:func:`glm_vec_isvalid`
#. :c:func:`glm_vec_sign`
#. :c:func:`glm_vec_sqrt`
1. :c:func:`glm_vec3_mulv`
#. :c:func:`glm_vec3_broadcast`
#. :c:func:`glm_vec3_eq`
#. :c:func:`glm_vec3_eq_eps`
#. :c:func:`glm_vec3_eq_all`
#. :c:func:`glm_vec3_eqv`
#. :c:func:`glm_vec3_eqv_eps`
#. :c:func:`glm_vec3_max`
#. :c:func:`glm_vec3_min`
#. :c:func:`glm_vec3_isnan`
#. :c:func:`glm_vec3_isinf`
#. :c:func:`glm_vec3_isvalid`
#. :c:func:`glm_vec3_sign`
#. :c:func:`glm_vec3_sqrt`
Functions documentation
~~~~~~~~~~~~~~~~~~~~~~~
.. c:function:: void glm_vec_mulv(vec3 a, vec3 b, vec3 d)
.. c:function:: void glm_vec3_mulv(vec3 a, vec3 b, vec3 d)
multiplies individual items
@@ -41,7 +41,7 @@ Functions documentation
| *[in]* **b** vec2
| *[out]* **d** destination (v1[0] * v2[0], v1[1] * v2[1], v1[2] * v2[2])
.. c:function:: void glm_vec_broadcast(float val, vec3 d)
.. c:function:: void glm_vec3_broadcast(float val, vec3 d)
fill a vector with specified value
@@ -49,7 +49,7 @@ Functions documentation
| *[in]* **val** value
| *[out]* **dest** destination
.. c:function:: bool glm_vec_eq(vec3 v, float val)
.. c:function:: bool glm_vec3_eq(vec3 v, float val)
check if vector is equal to value (without epsilon)
@@ -57,7 +57,7 @@ Functions documentation
| *[in]* **v** vector
| *[in]* **val** value
.. c:function:: bool glm_vec_eq_eps(vec3 v, float val)
.. c:function:: bool glm_vec3_eq_eps(vec3 v, float val)
check if vector is equal to value (with epsilon)
@@ -65,14 +65,14 @@ Functions documentation
| *[in]* **v** vector
| *[in]* **val** value
.. c:function:: bool glm_vec_eq_all(vec3 v)
.. c:function:: bool glm_vec3_eq_all(vec3 v)
check if vectors members are equal (without epsilon)
Parameters:
| *[in]* **v** vector
.. c:function:: bool glm_vec_eqv(vec3 v1, vec3 v2)
.. c:function:: bool glm_vec3_eqv(vec3 v1, vec3 v2)
check if vector is equal to another (without epsilon) vector
@@ -80,7 +80,7 @@ Functions documentation
| *[in]* **vec** vector 1
| *[in]* **vec** vector 2
.. c:function:: bool glm_vec_eqv_eps(vec3 v1, vec3 v2)
.. c:function:: bool glm_vec3_eqv_eps(vec3 v1, vec3 v2)
check if vector is equal to another (with epsilon)
@@ -88,21 +88,21 @@ Functions documentation
| *[in]* **v1** vector1
| *[in]* **v2** vector2
.. c:function:: float glm_vec_max(vec3 v)
.. c:function:: float glm_vec3_max(vec3 v)
max value of vector
Parameters:
| *[in]* **v** vector
.. c:function:: float glm_vec_min(vec3 v)
.. c:function:: float glm_vec3_min(vec3 v)
min value of vector
Parameters:
| *[in]* **v** vector
.. c:function:: bool glm_vec_isnan(vec3 v)
.. c:function:: bool glm_vec3_isnan(vec3 v)
| check if one of items is NaN (not a number)
| you should only use this in DEBUG mode or very critical asserts
@@ -110,7 +110,7 @@ Functions documentation
Parameters:
| *[in]* **v** vector
.. c:function:: bool glm_vec_isinf(vec3 v)
.. c:function:: bool glm_vec3_isinf(vec3 v)
| check if one of items is INFINITY
| you should only use this in DEBUG mode or very critical asserts
@@ -118,7 +118,7 @@ Functions documentation
Parameters:
| *[in]* **v** vector
.. c:function:: bool glm_vec_isvalid(vec3 v)
.. c:function:: bool glm_vec3_isvalid(vec3 v)
| check if all items are valid number
| you should only use this in DEBUG mode or very critical asserts
@@ -126,7 +126,7 @@ Functions documentation
Parameters:
| *[in]* **v** vector
.. c:function:: void glm_vec_sign(vec3 v, vec3 dest)
.. c:function:: void glm_vec3_sign(vec3 v, vec3 dest)
get sign of 32 bit float as +1, -1, 0
@@ -134,7 +134,7 @@ Functions documentation
| *[in]* **v** vector
| *[out]* **dest** sign vector (only keeps signs as -1, 0, -1)
.. c:function:: void glm_vec_sqrt(vec3 v, vec3 dest)
.. c:function:: void glm_vec3_sqrt(vec3 v, vec3 dest)
square root of each vector item

220
docs/source/vec3.rst
View File

@@ -5,9 +5,14 @@ vec3
Header: cglm/vec3.h
**Important:** *cglm* was used **glm_vec_** namespace for vec3 functions until
**v0.5.0**, since **v0.5.0** cglm uses **glm_vec3_** namespace for vec3.
Also `glm_vec3_flipsign` has been renamed to `glm_vec3_negate`
We mostly use vectors in graphics math, to make writing code faster
and easy to read, some *vec3* functions are aliased in global namespace.
For instance :c:func:`glm_dot` is alias of :c:func:`glm_vec_dot`,
For instance :c:func:`glm_dot` is alias of :c:func:`glm_vec3_dot`,
alias means inline wrapper here. There is no call verison of alias functions
There are also functions for rotating *vec3* vector. **_m4**, **_m3** prefixes
@@ -18,7 +23,7 @@ Table of contents (click to go):
Macros:
1. glm_vec_dup(v, dest)
1. glm_vec3_dup(v, dest)
#. GLM_VEC3_ONE_INIT
#. GLM_VEC3_ZERO_INIT
#. GLM_VEC3_ONE
@@ -30,45 +35,49 @@ Macros:
Functions:
1. :c:func:`glm_vec3`
#. :c:func:`glm_vec_copy`
#. :c:func:`glm_vec_zero`
#. :c:func:`glm_vec_one`
#. :c:func:`glm_vec_dot`
#. :c:func:`glm_vec_cross`
#. :c:func:`glm_vec_norm2`
#. :c:func:`glm_vec_norm`
#. :c:func:`glm_vec_add`
#. :c:func:`glm_vec_adds`
#. :c:func:`glm_vec_sub`
#. :c:func:`glm_vec_subs`
#. :c:func:`glm_vec_mul`
#. :c:func:`glm_vec_scale`
#. :c:func:`glm_vec_scale_as`
#. :c:func:`glm_vec_div`
#. :c:func:`glm_vec_divs`
#. :c:func:`glm_vec_addadd`
#. :c:func:`glm_vec_subadd`
#. :c:func:`glm_vec_muladd`
#. :c:func:`glm_vec_muladds`
#. :c:func:`glm_vec_flipsign`
#. :c:func:`glm_vec_flipsign_to`
#. :c:func:`glm_vec_inv`
#. :c:func:`glm_vec_inv_to`
#. :c:func:`glm_vec_normalize`
#. :c:func:`glm_vec_normalize_to`
#. :c:func:`glm_vec_distance2`
#. :c:func:`glm_vec_distance`
#. :c:func:`glm_vec_angle`
#. :c:func:`glm_vec_rotate`
#. :c:func:`glm_vec_rotate_m4`
#. :c:func:`glm_vec_rotate_m3`
#. :c:func:`glm_vec_proj`
#. :c:func:`glm_vec_center`
#. :c:func:`glm_vec_maxv`
#. :c:func:`glm_vec_minv`
#. :c:func:`glm_vec_ortho`
#. :c:func:`glm_vec_clamp`
#. :c:func:`glm_vec_lerp`
#. :c:func:`glm_vec3_copy`
#. :c:func:`glm_vec3_zero`
#. :c:func:`glm_vec3_one`
#. :c:func:`glm_vec3_dot`
#. :c:func:`glm_vec3_cross`
#. :c:func:`glm_vec3_norm2`
#. :c:func:`glm_vec3_norm`
#. :c:func:`glm_vec3_add`
#. :c:func:`glm_vec3_adds`
#. :c:func:`glm_vec3_sub`
#. :c:func:`glm_vec3_subs`
#. :c:func:`glm_vec3_mul`
#. :c:func:`glm_vec3_scale`
#. :c:func:`glm_vec3_scale_as`
#. :c:func:`glm_vec3_div`
#. :c:func:`glm_vec3_divs`
#. :c:func:`glm_vec3_addadd`
#. :c:func:`glm_vec3_subadd`
#. :c:func:`glm_vec3_muladd`
#. :c:func:`glm_vec3_muladds`
#. :c:func:`glm_vec3_maxadd`
#. :c:func:`glm_vec3_minadd`
#. :c:func:`glm_vec3_flipsign`
#. :c:func:`glm_vec3_flipsign_to`
#. :c:func:`glm_vec3_inv`
#. :c:func:`glm_vec3_inv_to`
#. :c:func:`glm_vec3_negate`
#. :c:func:`glm_vec3_negate_to`
#. :c:func:`glm_vec3_normalize`
#. :c:func:`glm_vec3_normalize_to`
#. :c:func:`glm_vec3_distance2`
#. :c:func:`glm_vec3_distance`
#. :c:func:`glm_vec3_angle`
#. :c:func:`glm_vec3_rotate`
#. :c:func:`glm_vec3_rotate_m4`
#. :c:func:`glm_vec3_rotate_m3`
#. :c:func:`glm_vec3_proj`
#. :c:func:`glm_vec3_center`
#. :c:func:`glm_vec3_maxv`
#. :c:func:`glm_vec3_minv`
#. :c:func:`glm_vec3_ortho`
#. :c:func:`glm_vec3_clamp`
#. :c:func:`glm_vec3_lerp`
Functions documentation
~~~~~~~~~~~~~~~~~~~~~~~
@@ -81,7 +90,7 @@ Functions documentation
| *[in]* **v4** vector4
| *[out]* **dest** destination
.. c:function:: void glm_vec_copy(vec3 a, vec3 dest)
.. c:function:: void glm_vec3_copy(vec3 a, vec3 dest)
copy all members of [a] to [dest]
@@ -89,21 +98,21 @@ Functions documentation
| *[in]* **a** source
| *[out]* **dest** destination
.. c:function:: void glm_vec_zero(vec3 v)
.. c:function:: void glm_vec3_zero(vec3 v)
makes all members 0.0f (zero)
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec_one(vec3 v)
.. c:function:: void glm_vec3_one(vec3 v)
makes all members 1.0f (one)
Parameters:
| *[in, out]* **v** vector
.. c:function:: float glm_vec_dot(vec3 a, vec3 b)
.. c:function:: float glm_vec3_dot(vec3 a, vec3 b)
dot product of vec3
@@ -114,7 +123,7 @@ Functions documentation
Returns:
dot product
.. c:function:: void glm_vec_cross(vec3 a, vec3 b, vec3 d)
.. c:function:: void glm_vec3_cross(vec3 a, vec3 b, vec3 d)
cross product
@@ -123,7 +132,7 @@ Functions documentation
| *[in]* **b** source 2
| *[out]* **d** destination
.. c:function:: float glm_vec_norm2(vec3 v)
.. c:function:: float glm_vec3_norm2(vec3 v)
norm * norm (magnitude) of vector
@@ -137,14 +146,14 @@ Functions documentation
Returns:
square of norm / magnitude
.. c:function:: float glm_vec_norm(vec3 vec)
.. c:function:: float glm_vec3_norm(vec3 vec)
norm (magnitude) of vec3
Parameters:
| *[in]* **vec** vector
.. c:function:: void glm_vec_add(vec3 a, vec3 b, vec3 dest)
.. c:function:: void glm_vec3_add(vec3 a, vec3 b, vec3 dest)
add a vector to b vector store result in dest
@@ -153,7 +162,7 @@ Functions documentation
| *[in]* **b** vector2
| *[out]* **dest** destination vector
.. c:function:: void glm_vec_adds(vec3 a, float s, vec3 dest)
.. c:function:: void glm_vec3_adds(vec3 a, float s, vec3 dest)
add scalar to v vector store result in dest (d = v + vec(s))
@@ -162,7 +171,7 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** destination vector
.. c:function:: void glm_vec_sub(vec3 v1, vec3 v2, vec3 dest)
.. c:function:: void glm_vec3_sub(vec3 v1, vec3 v2, vec3 dest)
subtract b vector from a vector store result in dest (d = v1 - v2)
@@ -171,7 +180,7 @@ Functions documentation
| *[in]* **b** vector2
| *[out]* **dest** destination vector
.. c:function:: void glm_vec_subs(vec3 v, float s, vec3 dest)
.. c:function:: void glm_vec3_subs(vec3 v, float s, vec3 dest)
subtract scalar from v vector store result in dest (d = v - vec(s))
@@ -180,7 +189,7 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** destination vector
.. c:function:: void glm_vec_mul(vec3 a, vec3 b, vec3 d)
.. c:function:: void glm_vec3_mul(vec3 a, vec3 b, vec3 d)
multiply two vector (component-wise multiplication)
@@ -189,7 +198,7 @@ Functions documentation
| *[in]* **b** scalar
| *[out]* **d** result = (a[0] * b[0], a[1] * b[1], a[2] * b[2])
.. c:function:: void glm_vec_scale(vec3 v, float s, vec3 dest)
.. c:function:: void glm_vec3_scale(vec3 v, float s, vec3 dest)
multiply/scale vec3 vector with scalar: result = v * s
@@ -199,7 +208,7 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** destination vector
.. c:function:: void glm_vec_scale_as(vec3 v, float s, vec3 dest)
.. c:function:: void glm_vec3_scale_as(vec3 v, float s, vec3 dest)
make vec3 vector scale as specified: result = unit(v) * s
@@ -208,7 +217,7 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** destination vector
.. c:function:: void glm_vec_div(vec3 a, vec3 b, vec3 dest)
.. c:function:: void glm_vec3_div(vec3 a, vec3 b, vec3 dest)
div vector with another component-wise division: d = a / b
@@ -217,7 +226,7 @@ Functions documentation
| *[in]* **b** vector 2
| *[out]* **dest** result = (a[0] / b[0], a[1] / b[1], a[2] / b[2])
.. c:function:: void glm_vec_divs(vec3 v, float s, vec3 dest)
.. c:function:: void glm_vec3_divs(vec3 v, float s, vec3 dest)
div vector with scalar: d = v / s
@@ -226,7 +235,7 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** result = (a[0] / s, a[1] / s, a[2] / s])
.. c:function:: void glm_vec_addadd(vec3 a, vec3 b, vec3 dest)
.. c:function:: void glm_vec3_addadd(vec3 a, vec3 b, vec3 dest)
| add two vectors and add result to sum
| it applies += operator so dest must be initialized
@@ -236,7 +245,7 @@ Functions documentation
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a + b)
.. c:function:: void glm_vec_subadd(vec3 a, vec3 b, vec3 dest)
.. c:function:: void glm_vec3_subadd(vec3 a, vec3 b, vec3 dest)
| sub two vectors and add result to sum
| it applies += operator so dest must be initialized
@@ -246,7 +255,7 @@ Functions documentation
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a - b)
.. c:function:: void glm_vec_muladd(vec3 a, vec3 b, vec3 dest)
.. c:function:: void glm_vec3_muladd(vec3 a, vec3 b, vec3 dest)
| mul two vectors and add result to sum
| it applies += operator so dest must be initialized
@@ -256,7 +265,7 @@ Functions documentation
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec_muladds(vec3 a, float s, vec3 dest)
.. c:function:: void glm_vec3_muladds(vec3 a, float s, vec3 dest)
| mul vector with scalar and add result to sum
| it applies += operator so dest must be initialized
@@ -266,44 +275,87 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec_flipsign(vec3 v)
.. c:function:: void glm_vec3_maxadd(vec3 a, vec3 b, vec3 dest)
flip sign of all vec3 members
| add max of two vector to result/dest
| it applies += operator so dest must be initialized
Parameters:
| *[in]* **a** vector 1
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec3_minadd(vec3 a, vec3 b, vec3 dest)
| add min of two vector to result/dest
| it applies += operator so dest must be initialized
Parameters:
| *[in]* **a** vector 1
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec3_flipsign(vec3 v)
**DEPRACATED!**
use :c:func:`glm_vec3_negate`
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec_flipsign_to(vec3 v, vec3 dest)
.. c:function:: void glm_vec3_flipsign_to(vec3 v, vec3 dest)
flip sign of all vec3 members and store result in dest
**DEPRACATED!**
use :c:func:`glm_vec3_negate_to`
Parameters:
| *[in]* **v** vector
| *[out]* **dest** negated vector
.. c:function:: void glm_vec_inv(vec3 v)
.. c:function:: void glm_vec3_inv(vec3 v)
make vector as inverse/opposite of itself
**DEPRACATED!**
use :c:func:`glm_vec3_negate`
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec_inv_to(vec3 v, vec3 dest)
.. c:function:: void glm_vec3_inv_to(vec3 v, vec3 dest)
inverse/opposite vector
**DEPRACATED!**
use :c:func:`glm_vec3_negate_to`
Parameters:
| *[in]* **v** source
| *[out]* **dest** destination
.. c:function:: void glm_vec_normalize(vec3 v)
.. c:function:: void glm_vec3_negate(vec3 v)
negate vector components
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec3_negate_to(vec3 v, vec3 dest)
negate vector components and store result in dest
Parameters:
| *[in]* **v** vector
| *[out]* **dest** negated vector
.. c:function:: void glm_vec3_normalize(vec3 v)
normalize vec3 and store result in same vec
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec_normalize_to(vec3 vec, vec3 dest)
.. c:function:: void glm_vec3_normalize_to(vec3 vec, vec3 dest)
normalize vec3 to dest
@@ -311,7 +363,7 @@ Functions documentation
| *[in]* **vec** source
| *[out]* **dest** destination
.. c:function:: float glm_vec_angle(vec3 v1, vec3 v2)
.. c:function:: float glm_vec3_angle(vec3 v1, vec3 v2)
angle betwen two vector
@@ -322,7 +374,7 @@ Functions documentation
Return:
| angle as radians
.. c:function:: void glm_vec_rotate(vec3 v, float angle, vec3 axis)
.. c:function:: void glm_vec3_rotate(vec3 v, float angle, vec3 axis)
rotate vec3 around axis by angle using Rodrigues' rotation formula
@@ -331,7 +383,7 @@ Functions documentation
| *[in]* **axis** axis vector (will be normalized)
| *[out]* **angle** angle (radians)
.. c:function:: void glm_vec_rotate_m4(mat4 m, vec3 v, vec3 dest)
.. c:function:: void glm_vec3_rotate_m4(mat4 m, vec3 v, vec3 dest)
apply rotation matrix to vector
@@ -340,7 +392,7 @@ Functions documentation
| *[in]* **v** vector
| *[out]* **dest** rotated vector
.. c:function:: void glm_vec_rotate_m3(mat3 m, vec3 v, vec3 dest)
.. c:function:: void glm_vec3_rotate_m3(mat3 m, vec3 v, vec3 dest)
apply rotation matrix to vector
@@ -349,7 +401,7 @@ Functions documentation
| *[in]* **v** vector
| *[out]* **dest** rotated vector
.. c:function:: void glm_vec_proj(vec3 a, vec3 b, vec3 dest)
.. c:function:: void glm_vec3_proj(vec3 a, vec3 b, vec3 dest)
project a vector onto b vector
@@ -358,7 +410,7 @@ Functions documentation
| *[in]* **b** vector2
| *[out]* **dest** projected vector
.. c:function:: void glm_vec_center(vec3 v1, vec3 v2, vec3 dest)
.. c:function:: void glm_vec3_center(vec3 v1, vec3 v2, vec3 dest)
find center point of two vector
@@ -367,7 +419,7 @@ Functions documentation
| *[in]* **v2** vector2
| *[out]* **dest** center point
.. c:function:: float glm_vec_distance2(vec3 v1, vec3 v2)
.. c:function:: float glm_vec3_distance2(vec3 v1, vec3 v2)
squared distance between two vectors
@@ -378,7 +430,7 @@ Functions documentation
Returns:
| squared distance (distance * distance)
.. c:function:: float glm_vec_distance(vec3 v1, vec3 v2)
.. c:function:: float glm_vec3_distance(vec3 v1, vec3 v2)
distance between two vectors
@@ -389,7 +441,7 @@ Functions documentation
Returns:
| distance
.. c:function:: void glm_vec_maxv(vec3 v1, vec3 v2, vec3 dest)
.. c:function:: void glm_vec3_maxv(vec3 v1, vec3 v2, vec3 dest)
max values of vectors
@@ -398,7 +450,7 @@ Functions documentation
| *[in]* **v2** vector2
| *[out]* **dest** destination
.. c:function:: void glm_vec_minv(vec3 v1, vec3 v2, vec3 dest)
.. c:function:: void glm_vec3_minv(vec3 v1, vec3 v2, vec3 dest)
min values of vectors
@@ -407,7 +459,7 @@ Functions documentation
| *[in]* **v2** vector2
| *[out]* **dest** destination
.. c:function:: void glm_vec_ortho(vec3 v, vec3 dest)
.. c:function:: void glm_vec3_ortho(vec3 v, vec3 dest)
possible orthogonal/perpendicular vector
@@ -415,7 +467,7 @@ Functions documentation
| *[in]* **mat** vector
| *[out]* **dest** orthogonal/perpendicular vector
.. c:function:: void glm_vec_clamp(vec3 v, float minVal, float maxVal)
.. c:function:: void glm_vec3_clamp(vec3 v, float minVal, float maxVal)
constrain a value to lie between two further values
@@ -424,7 +476,7 @@ Functions documentation
| *[in]* **minVal** minimum value
| *[in]* **maxVal** maximum value
.. c:function:: void glm_vec_lerp(vec3 from, vec3 to, float t, vec3 dest)
.. c:function:: void glm_vec3_lerp(vec3 from, vec3 to, float t, vec3 dest)
linear interpolation between two vector

57
docs/source/vec4.rst
View File

@@ -43,10 +43,14 @@ Functions:
#. :c:func:`glm_vec4_subadd`
#. :c:func:`glm_vec4_muladd`
#. :c:func:`glm_vec4_muladds`
#. :c:func:`glm_vec4_maxadd`
#. :c:func:`glm_vec4_minadd`
#. :c:func:`glm_vec4_flipsign`
#. :c:func:`glm_vec_flipsign_to`
#. :c:func:`glm_vec4_flipsign_to`
#. :c:func:`glm_vec4_inv`
#. :c:func:`glm_vec4_inv_to`
#. :c:func:`glm_vec4_negate`
#. :c:func:`glm_vec4_negate_to`
#. :c:func:`glm_vec4_normalize`
#. :c:func:`glm_vec4_normalize_to`
#. :c:func:`glm_vec4_distance`
@@ -260,16 +264,40 @@ Functions documentation
| *[in]* **s** scalar
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec4_maxadd(vec4 a, vec4 b, vec4 dest)
| add max of two vector to result/dest
| it applies += operator so dest must be initialized
Parameters:
| *[in]* **a** vector 1
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec4_minadd(vec4 a, vec4 b, vec4 dest)
| add min of two vector to result/dest
| it applies += operator so dest must be initialized
Parameters:
| *[in]* **a** vector 1
| *[in]* **b** vector 2
| *[out]* **dest** dest += (a * b)
.. c:function:: void glm_vec4_flipsign(vec4 v)
flip sign of all vec4 members
**DEPRACATED!**
use :c:func:`glm_vec4_negate`
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec4_flipsign_to(vec4 v, vec4 dest)
flip sign of all vec4 members and store result in dest
**DEPRACATED!**
use :c:func:`glm_vec4_negate_to`
Parameters:
| *[in]* **v** vector
@@ -277,19 +305,38 @@ Functions documentation
.. c:function:: void glm_vec4_inv(vec4 v)
make vector as inverse/opposite of itself
**DEPRACATED!**
use :c:func:`glm_vec4_negate`
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec4_inv_to(vec4 v, vec4 dest)
inverse/opposite vector
**DEPRACATED!**
use :c:func:`glm_vec4_negate_to`
Parameters:
| *[in]* **v** source
| *[out]* **dest** destination
.. c:function:: void glm_vec4_negate(vec4 v)
negate vector components
Parameters:
| *[in, out]* **v** vector
.. c:function:: void glm_vec4_negate_to(vec4 v, vec4 dest)
negate vector components and store result in dest
Parameters:
| *[in]* **v** vector
| *[out]* **dest** negated vector
.. c:function:: void glm_vec4_normalize(vec4 v)
normalize vec4 and store result in same vec

4
include/cglm/affine-mat.h
View File

@@ -160,8 +160,8 @@ glm_inv_tr(mat4 mat) {
/* translate */
glm_mat3_mulv(r, mat[3], t);
glm_vec_flipsign(t);
glm_vec_copy(t, mat[3]);
glm_vec3_negate(t);
glm_vec3_copy(t, mat[3]);
#endif
}

44
include/cglm/affine.h
View File

@@ -170,7 +170,7 @@ CGLM_INLINE
void
glm_translate_make(mat4 m, vec3 v) {
glm_mat4_identity(m);
glm_vec_copy(v, m[3]);
glm_vec3_copy(v, m[3]);
}
/*!
@@ -325,13 +325,13 @@ glm_rotate_make(mat4 m, float angle, vec3 axis) {
c = cosf(angle);
glm_vec_normalize_to(axis, axisn);
glm_vec_scale(axisn, 1.0f - c, v);
glm_vec_scale(axisn, sinf(angle), vs);
glm_vec3_normalize_to(axis, axisn);
glm_vec3_scale(axisn, 1.0f - c, v);
glm_vec3_scale(axisn, sinf(angle), vs);
glm_vec_scale(axisn, v[0], m[0]);
glm_vec_scale(axisn, v[1], m[1]);
glm_vec_scale(axisn, v[2], m[2]);
glm_vec3_scale(axisn, v[0], m[0]);
glm_vec3_scale(axisn, v[1], m[1]);
glm_vec3_scale(axisn, v[2], m[2]);
m[0][0] += c; m[1][0] -= vs[2]; m[2][0] += vs[1];
m[0][1] += vs[2]; m[1][1] += c; m[2][1] -= vs[0];
@@ -370,7 +370,7 @@ void
glm_rotate_at(mat4 m, vec3 pivot, float angle, vec3 axis) {
CGLM_ALIGN(8) vec3 pivotInv;
glm_vec_inv_to(pivot, pivotInv);
glm_vec3_negate_to(pivot, pivotInv);
glm_translate(m, pivot);
glm_rotate(m, angle, axis);
@@ -395,7 +395,7 @@ void
glm_rotate_atm(mat4 m, vec3 pivot, float angle, vec3 axis) {
CGLM_ALIGN(8) vec3 pivotInv;
glm_vec_inv_to(pivot, pivotInv);
glm_vec3_negate_to(pivot, pivotInv);
glm_translate_make(m, pivot);
glm_rotate(m, angle, axis);
@@ -411,9 +411,9 @@ glm_rotate_atm(mat4 m, vec3 pivot, float angle, vec3 axis) {
CGLM_INLINE
void
glm_decompose_scalev(mat4 m, vec3 s) {
s[0] = glm_vec_norm(m[0]);
s[1] = glm_vec_norm(m[1]);
s[2] = glm_vec_norm(m[2]);
s[0] = glm_vec3_norm(m[0]);
s[1] = glm_vec3_norm(m[1]);
s[2] = glm_vec3_norm(m[2]);
}
/*!
@@ -429,7 +429,7 @@ bool
glm_uniscaled(mat4 m) {
CGLM_ALIGN(8) vec3 s;
glm_decompose_scalev(m, s);
return glm_vec_eq_all(s);
return glm_vec3_eq_all(s);
}
/*!
@@ -451,9 +451,9 @@ glm_decompose_rs(mat4 m, mat4 r, vec3 s) {
glm_vec4_copy(m[2], r[2]);
glm_vec4_copy(t, r[3]);
s[0] = glm_vec_norm(m[0]);
s[1] = glm_vec_norm(m[1]);
s[2] = glm_vec_norm(m[2]);
s[0] = glm_vec3_norm(m[0]);
s[1] = glm_vec3_norm(m[1]);
s[2] = glm_vec3_norm(m[2]);
glm_vec4_scale(r[0], 1.0f/s[0], r[0]);
glm_vec4_scale(r[1], 1.0f/s[1], r[1]);
@@ -462,12 +462,12 @@ glm_decompose_rs(mat4 m, mat4 r, vec3 s) {
/* Note from Apple Open Source (asume that the matrix is orthonormal):
check for a coordinate system flip. If the determinant
is -1, then negate the matrix and the scaling factors. */
glm_vec_cross(m[0], m[1], v);
if (glm_vec_dot(v, m[2]) < 0.0f) {
glm_vec4_flipsign(r[0]);
glm_vec4_flipsign(r[1]);
glm_vec4_flipsign(r[2]);
glm_vec_flipsign(s);
glm_vec3_cross(m[0], m[1], v);
if (glm_vec3_dot(v, m[2]) < 0.0f) {
glm_vec4_negate(r[0]);
glm_vec4_negate(r[1]);
glm_vec4_negate(r[2]);
glm_vec3_negate(s);
}
}

54
include/cglm/box.h
View File

@@ -23,35 +23,31 @@
CGLM_INLINE
void
glm_aabb_transform(vec3 box[2], mat4 m, vec3 dest[2]) {
vec3 v[2], xa, xb, ya, yb, za, zb, tmp;
vec3 v[2], xa, xb, ya, yb, za, zb;
glm_vec_scale(m[0], box[0][0], xa);
glm_vec_scale(m[0], box[1][0], xb);
glm_vec3_scale(m[0], box[0][0], xa);
glm_vec3_scale(m[0], box[1][0], xb);
glm_vec_scale(m[1], box[0][1], ya);
glm_vec_scale(m[1], box[1][1], yb);
glm_vec3_scale(m[1], box[0][1], ya);
glm_vec3_scale(m[1], box[1][1], yb);
glm_vec_scale(m[2], box[0][2], za);
glm_vec_scale(m[2], box[1][2], zb);
glm_vec3_scale(m[2], box[0][2], za);
glm_vec3_scale(m[2], box[1][2], zb);
/* min(xa, xb) + min(ya, yb) + min(za, zb) + translation */
glm_vec_minv(xa, xb, v[0]);
glm_vec_minv(ya, yb, tmp);
glm_vec_add(v[0], tmp, v[0]);
glm_vec_minv(za, zb, tmp);
glm_vec_add(v[0], tmp, v[0]);
glm_vec_add(v[0], m[3], v[0]);
/* translation + min(xa, xb) + min(ya, yb) + min(za, zb) */
glm_vec3(m[3], v[0]);
glm_vec3_minadd(xa, xb, v[0]);
glm_vec3_minadd(ya, yb, v[0]);
glm_vec3_minadd(za, zb, v[0]);
/* max(xa, xb) + max(ya, yb) + max(za, zb) + translation */
glm_vec_maxv(xa, xb, v[1]);
glm_vec_maxv(ya, yb, tmp);
glm_vec_add(v[1], tmp, v[1]);
glm_vec_maxv(za, zb, tmp);
glm_vec_add(v[1], tmp, v[1]);
glm_vec_add(v[1], m[3], v[1]);
/* translation + max(xa, xb) + max(ya, yb) + max(za, zb) */
glm_vec3(m[3], v[1]);
glm_vec3_maxadd(xa, xb, v[1]);
glm_vec3_maxadd(ya, yb, v[1]);
glm_vec3_maxadd(za, zb, v[1]);
glm_vec_copy(v[0], dest[0]);
glm_vec_copy(v[1], dest[1]);
glm_vec3_copy(v[0], dest[0]);
glm_vec3_copy(v[1], dest[1]);
}
/*!
@@ -162,8 +158,8 @@ glm_aabb_frustum(vec3 box[2], vec4 planes[6]) {
CGLM_INLINE
void
glm_aabb_invalidate(vec3 box[2]) {
glm_vec_broadcast(FLT_MAX, box[0]);
glm_vec_broadcast(-FLT_MAX, box[1]);
glm_vec3_broadcast(FLT_MAX, box[0]);
glm_vec3_broadcast(-FLT_MAX, box[1]);
}
/*!
@@ -174,8 +170,8 @@ glm_aabb_invalidate(vec3 box[2]) {
CGLM_INLINE
bool
glm_aabb_isvalid(vec3 box[2]) {
return glm_vec_max(box[0]) != FLT_MAX
&& glm_vec_min(box[1]) != -FLT_MAX;
return glm_vec3_max(box[0]) != FLT_MAX
&& glm_vec3_min(box[1]) != -FLT_MAX;
}
/*!
@@ -186,7 +182,7 @@ glm_aabb_isvalid(vec3 box[2]) {
CGLM_INLINE
float
glm_aabb_size(vec3 box[2]) {
return glm_vec_distance(box[0], box[1]);
return glm_vec3_distance(box[0], box[1]);
}
/*!
@@ -209,7 +205,7 @@ glm_aabb_radius(vec3 box[2]) {
CGLM_INLINE
void
glm_aabb_center(vec3 box[2], vec3 dest) {
glm_vec_center(box[0], box[1], dest);
glm_vec3_center(box[0], box[1], dest);
}
/*!

148
include/cglm/call/vec3.h
View File

@@ -14,7 +14,11 @@ extern "C" {
#include "../cglm.h"
/* DEPRECATED! use _copy, _ucopy versions */
#define glmc_vec_dup(v, dest) glmc_vec_copy(v, dest)
#define glmc_vec_dup(v, dest) glmc_vec3_copy(v, dest)
#define glmc_vec3_flipsign(v) glmc_vec3_negate(v)
#define glmc_vec3_flipsign_to(v, dest) glmc_vec3_negate_to(v, dest)
#define glmc_vec3_inv(v) glmc_vec3_negate(v)
#define glmc_vec3_inv_to(v, dest) glmc_vec3_negate_to(v, dest)
CGLM_EXPORT
void
@@ -22,217 +26,217 @@ glmc_vec3(vec4 v4, vec3 dest);
CGLM_EXPORT
void
glmc_vec_copy(vec3 a, vec3 dest);
glmc_vec3_copy(vec3 a, vec3 dest);
CGLM_EXPORT
void
glmc_vec_zero(vec3 v);
glmc_vec3_zero(vec3 v);
CGLM_EXPORT
void
glmc_vec_one(vec3 v);
glmc_vec3_one(vec3 v);
CGLM_EXPORT
float
glmc_vec_dot(vec3 a, vec3 b);
glmc_vec3_dot(vec3 a, vec3 b);
CGLM_EXPORT
void
glmc_vec_cross(vec3 a, vec3 b, vec3 d);
glmc_vec3_cross(vec3 a, vec3 b, vec3 d);
CGLM_EXPORT
float
glmc_vec_norm(vec3 vec);
glmc_vec3_norm(vec3 v);
CGLM_EXPORT
float
glmc_vec_norm2(vec3 vec);
glmc_vec3_norm2(vec3 v);
CGLM_EXPORT
void
glmc_vec_normalize_to(vec3 vec, vec3 dest);
glmc_vec3_normalize_to(vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec_normalize(vec3 v);
glmc_vec3_normalize(vec3 v);
CGLM_EXPORT
void
glmc_vec_add(vec3 v1, vec3 v2, vec3 dest);
glmc_vec3_add(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_adds(vec3 v, float s, vec3 dest);
glmc_vec3_adds(vec3 v, float s, vec3 dest);
CGLM_EXPORT
void
glmc_vec_sub(vec3 a, vec3 b, vec3 dest);
glmc_vec3_sub(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_subs(vec3 v, float s, vec3 dest);
glmc_vec3_subs(vec3 v, float s, vec3 dest);
CGLM_EXPORT
void
glmc_vec_mul(vec3 a, vec3 b, vec3 d);
glmc_vec3_mul(vec3 a, vec3 b, vec3 d);
CGLM_EXPORT
void
glmc_vec_scale(vec3 v, float s, vec3 dest);
glmc_vec3_scale(vec3 v, float s, vec3 dest);
CGLM_EXPORT
void
glmc_vec_scale_as(vec3 v, float s, vec3 dest);
glmc_vec3_scale_as(vec3 v, float s, vec3 dest);
CGLM_EXPORT
void
glmc_vec_div(vec3 a, vec3 b, vec3 dest);
glmc_vec3_div(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_divs(vec3 a, float s, vec3 dest);
glmc_vec3_divs(vec3 a, float s, vec3 dest);
CGLM_EXPORT
void
glmc_vec_addadd(vec3 a, vec3 b, vec3 dest);
glmc_vec3_addadd(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_subadd(vec3 a, vec3 b, vec3 dest);
glmc_vec3_subadd(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_muladd(vec3 a, vec3 b, vec3 dest);
glmc_vec3_muladd(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_muladds(vec3 a, float s, vec3 dest);
glmc_vec3_muladds(vec3 a, float s, vec3 dest);
CGLM_EXPORT
void
glmc_vec_flipsign(vec3 v);
glmc_vec3_maxadd(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_flipsign_to(vec3 v, vec3 dest);
glmc_vec3_minadd(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_inv(vec3 v);
glmc_vec3_negate(vec3 v);
CGLM_EXPORT
void
glmc_vec_inv_to(vec3 v, vec3 dest);
CGLM_EXPORT
float
glmc_vec_angle(vec3 v1, vec3 v2);
CGLM_EXPORT
void
glmc_vec_rotate(vec3 v, float angle, vec3 axis);
CGLM_EXPORT
void
glmc_vec_rotate_m4(mat4 m, vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec_rotate_m3(mat3 m, vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec_proj(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_center(vec3 v1, vec3 v2, vec3 dest);
glmc_vec3_negate_to(vec3 v, vec3 dest);
CGLM_EXPORT
float
glmc_vec_distance2(vec3 v1, vec3 v2);
glmc_vec3_angle(vec3 a, vec3 b);
CGLM_EXPORT
void
glmc_vec3_rotate(vec3 v, float angle, vec3 axis);
CGLM_EXPORT
void
glmc_vec3_rotate_m4(mat4 m, vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec3_rotate_m3(mat3 m, vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec3_proj(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec3_center(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
float
glmc_vec_distance(vec3 v1, vec3 v2);
glmc_vec3_distance2(vec3 a, vec3 b);
CGLM_EXPORT
float
glmc_vec3_distance(vec3 a, vec3 b);
CGLM_EXPORT
void
glmc_vec_maxv(vec3 v1, vec3 v2, vec3 dest);
glmc_vec3_maxv(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_minv(vec3 v1, vec3 v2, vec3 dest);
glmc_vec3_minv(vec3 a, vec3 b, vec3 dest);
CGLM_EXPORT
void
glmc_vec_clamp(vec3 v, float minVal, float maxVal);
glmc_vec3_clamp(vec3 v, float minVal, float maxVal);
CGLM_EXPORT
void
glmc_vec_ortho(vec3 v, vec3 dest);
glmc_vec3_ortho(vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec_lerp(vec3 from, vec3 to, float t, vec3 dest);
glmc_vec3_lerp(vec3 from, vec3 to, float t, vec3 dest);
/* ext */
CGLM_EXPORT
void
glmc_vec_mulv(vec3 a, vec3 b, vec3 d);
glmc_vec3_mulv(vec3 a, vec3 b, vec3 d);
CGLM_EXPORT
void
glmc_vec_broadcast(float val, vec3 d);
glmc_vec3_broadcast(float val, vec3 d);
CGLM_EXPORT
bool
glmc_vec_eq(vec3 v, float val);
glmc_vec3_eq(vec3 v, float val);
CGLM_EXPORT
bool
glmc_vec_eq_eps(vec3 v, float val);
glmc_vec3_eq_eps(vec3 v, float val);
CGLM_EXPORT
bool
glmc_vec_eq_all(vec3 v);
glmc_vec3_eq_all(vec3 v);
CGLM_EXPORT
bool
glmc_vec_eqv(vec3 v1, vec3 v2);
glmc_vec3_eqv(vec3 a, vec3 b);
CGLM_EXPORT
bool
glmc_vec_eqv_eps(vec3 v1, vec3 v2);
glmc_vec3_eqv_eps(vec3 a, vec3 b);
CGLM_EXPORT
float
glmc_vec_max(vec3 v);
glmc_vec3_max(vec3 v);
CGLM_EXPORT
float
glmc_vec_min(vec3 v);
glmc_vec3_min(vec3 v);
CGLM_EXPORT
bool
glmc_vec_isnan(vec3 v);
glmc_vec3_isnan(vec3 v);
CGLM_EXPORT
bool
glmc_vec_isinf(vec3 v);
glmc_vec3_isinf(vec3 v);
CGLM_EXPORT
bool
glmc_vec_isvalid(vec3 v);
glmc_vec3_isvalid(vec3 v);
CGLM_EXPORT
void
glmc_vec_sign(vec3 v, vec3 dest);
glmc_vec3_sign(vec3 v, vec3 dest);
CGLM_EXPORT
void
glmc_vec_sqrt(vec3 v, vec3 dest);
glmc_vec3_sqrt(vec3 v, vec3 dest);
#ifdef __cplusplus
}

34
include/cglm/call/vec4.h
View File

@@ -14,8 +14,12 @@ extern "C" {
#include "../cglm.h"
/* DEPRECATED! use _copy, _ucopy versions */
#define glmc_vec4_dup3(v, dest) glmc_vec4_copy3(v, dest)
#define glmc_vec4_dup(v, dest) glmc_vec4_copy(v, dest)
#define glmc_vec4_dup3(v, dest) glmc_vec4_copy3(v, dest)
#define glmc_vec4_dup(v, dest) glmc_vec4_copy(v, dest)
#define glmc_vec4_flipsign(v) glmc_vec4_negate(v)
#define glmc_vec4_flipsign_to(v, dest) glmc_vec4_negate_to(v, dest)
#define glmc_vec4_inv(v) glmc_vec4_negate(v)
#define glmc_vec4_inv_to(v, dest) glmc_vec4_negate_to(v, dest)
CGLM_EXPORT
void
@@ -31,7 +35,7 @@ glmc_vec4_one(vec4 v);
CGLM_EXPORT
void
glmc_vec4_copy3(vec4 a, vec3 dest);
glmc_vec4_copy3(vec4 v, vec3 dest);
CGLM_EXPORT
void
@@ -47,15 +51,15 @@ glmc_vec4_dot(vec4 a, vec4 b);
CGLM_EXPORT
float
glmc_vec4_norm(vec4 vec);
glmc_vec4_norm(vec4 v);
CGLM_EXPORT
float
glmc_vec4_norm2(vec4 vec);
glmc_vec4_norm2(vec4 v);
CGLM_EXPORT
void
glmc_vec4_normalize_to(vec4 vec, vec4 dest);
glmc_vec4_normalize_to(vec4 v, vec4 dest);
CGLM_EXPORT
void
@@ -115,31 +119,31 @@ glmc_vec4_muladds(vec4 a, float s, vec4 dest);
CGLM_EXPORT
void
glmc_vec4_flipsign(vec4 v);
glmc_vec4_maxadd(vec4 a, vec4 b, vec4 dest);
CGLM_EXPORT
void
glmc_vec4_flipsign_to(vec4 v, vec4 dest);
glmc_vec4_minadd(vec4 a, vec4 b, vec4 dest);
CGLM_EXPORT
void
glmc_vec4_inv(vec4 v);
glmc_vec4_negate(vec4 v);
CGLM_EXPORT
void
glmc_vec4_inv_to(vec4 v, vec4 dest);
glmc_vec4_negate_to(vec4 v, vec4 dest);
CGLM_EXPORT
float
glmc_vec4_distance(vec4 v1, vec4 v2);
glmc_vec4_distance(vec4 a, vec4 b);
CGLM_EXPORT
void
glmc_vec4_maxv(vec4 v1, vec4 v2, vec4 dest);
glmc_vec4_maxv(vec4 a, vec4 b, vec4 dest);
CGLM_EXPORT
void
glmc_vec4_minv(vec4 v1, vec4 v2, vec4 dest);
glmc_vec4_minv(vec4 a, vec4 b, vec4 dest);
CGLM_EXPORT
void
@@ -173,11 +177,11 @@ glmc_vec4_eq_all(vec4 v);
CGLM_EXPORT
bool
glmc_vec4_eqv(vec4 v1, vec4 v2);
glmc_vec4_eqv(vec4 a, vec4 b);
CGLM_EXPORT
bool
glmc_vec4_eqv_eps(vec4 v1, vec4 v2);
glmc_vec4_eqv_eps(vec4 a, vec4 b);
CGLM_EXPORT
float

20
include/cglm/cam.h
View File

@@ -320,13 +320,13 @@ glm_lookat(vec3 eye,
mat4 dest) {
CGLM_ALIGN(8) vec3 f, u, s;
glm_vec_sub(center, eye, f);
glm_vec_normalize(f);
glm_vec3_sub(center, eye, f);
glm_vec3_normalize(f);
glm_vec_cross(f, up, s);
glm_vec_normalize(s);
glm_vec3_cross(f, up, s);
glm_vec3_normalize(s);
glm_vec_cross(s, f, u);
glm_vec3_cross(s, f, u);
dest[0][0] = s[0];
dest[0][1] = u[0];
@@ -337,9 +337,9 @@ glm_lookat(vec3 eye,
dest[2][0] = s[2];
dest[2][1] = u[2];
dest[2][2] =-f[2];
dest[3][0] =-glm_vec_dot(s, eye);
dest[3][1] =-glm_vec_dot(u, eye);
dest[3][2] = glm_vec_dot(f, eye);
dest[3][0] =-glm_vec3_dot(s, eye);
dest[3][1] =-glm_vec3_dot(u, eye);
dest[3][2] = glm_vec3_dot(f, eye);
dest[0][3] = dest[1][3] = dest[2][3] = 0.0f;
dest[3][3] = 1.0f;
}
@@ -362,7 +362,7 @@ CGLM_INLINE
void
glm_look(vec3 eye, vec3 dir, vec3 up, mat4 dest) {
CGLM_ALIGN(8) vec3 target;
glm_vec_add(eye, dir, target);
glm_vec3_add(eye, dir, target);
glm_lookat(eye, target, up, dest);
}
@@ -380,7 +380,7 @@ CGLM_INLINE
void
glm_look_anyup(vec3 eye, vec3 dir, mat4 dest) {
CGLM_ALIGN(8) vec3 up;
glm_vec_ortho(dir, up);
glm_vec3_ortho(dir, up);
glm_look(eye, dir, up, dest);
}

12
include/cglm/frustum.h
View File

@@ -106,7 +106,7 @@ glm_frustum_planes(mat4 m, vec4 dest[6]) {
*
* Find center coordinates:
* for (j = 0; j < 4; j++) {
* glm_vec_center(corners[i], corners[i + 4], centerCorners[i]);
* glm_vec3_center(corners[i], corners[i + 4], centerCorners[i]);
* }
*
* @param[in] invMat matrix (see brief)
@@ -187,8 +187,8 @@ glm_frustum_box(vec4 corners[8], mat4 m, vec3 box[2]) {
vec3 min, max;
int i;
glm_vec_broadcast(FLT_MAX, min);
glm_vec_broadcast(-FLT_MAX, max);
glm_vec3_broadcast(FLT_MAX, min);
glm_vec3_broadcast(-FLT_MAX, max);
for (i = 0; i < 8; i++) {
glm_mat4_mulv(m, corners[i], v);
@@ -202,8 +202,8 @@ glm_frustum_box(vec4 corners[8], mat4 m, vec3 box[2]) {
max[2] = glm_max(max[2], v[2]);
}
glm_vec_copy(min, box[0]);
glm_vec_copy(max, box[1]);
glm_vec3_copy(min, box[0]);
glm_vec3_copy(max, box[1]);
}
/*!
@@ -228,7 +228,7 @@ glm_frustum_corners_at(vec4 corners[8],
float dist, sc;
/* because distance and scale is same for all */
dist = glm_vec_distance(corners[GLM_RTF], corners[GLM_RTN]);
dist = glm_vec3_distance(corners[GLM_RTF], corners[GLM_RTN]);
sc = dist * (splitDist / farDist);
/* left bottom */

6
include/cglm/mat3.h
View File

@@ -330,9 +330,9 @@ CGLM_INLINE
void
glm_mat3_swap_col(mat3 mat, int col1, int col2) {
vec3 tmp;
glm_vec_copy(mat[col1], tmp);
glm_vec_copy(mat[col2], mat[col1]);
glm_vec_copy(tmp, mat[col2]);
glm_vec3_copy(mat[col1], tmp);
glm_vec3_copy(mat[col2], mat[col1]);
glm_vec3_copy(tmp, mat[col2]);
}
/*!

2
include/cglm/mat4.h
View File

@@ -16,8 +16,6 @@
GLM_MAT4_ZERO_INIT
GLM_MAT4_IDENTITY
GLM_MAT4_ZERO
glm_mat4_udup(mat, dest)
glm_mat4_dup(mat, dest)
Functions:
CGLM_INLINE void glm_mat4_ucopy(mat4 mat, mat4 dest);

2
include/cglm/plane.h
View File

@@ -30,7 +30,7 @@
CGLM_INLINE
void
glm_plane_normalize(vec4 plane) {
glm_vec4_scale(plane, 1.0f / glm_vec_norm(plane), plane);
glm_vec4_scale(plane, 1.0f / glm_vec3_norm(plane), plane);
}
#endif /* cglm_plane_h */

30
include/cglm/quat.h
View File

@@ -19,7 +19,7 @@
CGLM_INLINE float glm_quat_norm(versor q);
CGLM_INLINE void glm_quat_normalize(versor q);
CGLM_INLINE void glm_quat_normalize_to(versor q, versor dest);
CGLM_INLINE float glm_quat_dot(versor q1, versor q2);
CGLM_INLINE float glm_quat_dot(versor p, versor q);
CGLM_INLINE void glm_quat_conjugate(versor q, versor dest);
CGLM_INLINE void glm_quat_inv(versor q, versor dest);
CGLM_INLINE void glm_quat_add(versor p, versor q, versor dest);
@@ -273,7 +273,7 @@ glm_quat_dot(versor p, versor q) {
CGLM_INLINE
void
glm_quat_conjugate(versor q, versor dest) {
glm_vec4_flipsign_to(q, dest);
glm_vec4_negate_to(q, dest);
dest[3] = -dest[3];
}
@@ -361,7 +361,7 @@ glm_quat_imagn(versor q, vec3 dest) {
CGLM_INLINE
float
glm_quat_imaglen(versor q) {
return glm_vec_norm(q);
return glm_vec3_norm(q);
}
/*!
@@ -634,7 +634,7 @@ glm_quat_slerp(versor from, versor to, float t, versor dest) {
}
if (cosTheta < 0.0f) {
glm_vec4_flipsign(q1);
glm_vec4_negate(q1);
cosTheta = -cosTheta;
}
@@ -670,7 +670,7 @@ glm_quat_look(vec3 eye, versor ori, mat4 dest) {
/* translate */
glm_mat4_mulv3(dest, eye, 1.0f, dest[3]);
glm_vec_flipsign(dest[3]);
glm_vec3_negate(dest[3]);
}
/*!
@@ -687,7 +687,7 @@ glm_quat_for(vec3 dir, vec3 fwd, vec3 up, versor dest) {
CGLM_ALIGN(8) vec3 axis;
float dot, angle;
dot = glm_vec_dot(dir, fwd);
dot = glm_vec3_dot(dir, fwd);
if (fabsf(dot + 1.0f) < 0.000001f) {
glm_quat_init(dest, up[0], up[1], up[2], GLM_PIf);
return;
@@ -719,7 +719,7 @@ CGLM_INLINE
void
glm_quat_forp(vec3 from, vec3 to, vec3 fwd, vec3 up, versor dest) {
CGLM_ALIGN(8) vec3 dir;
glm_vec_sub(to, from, dir);
glm_vec3_sub(to, from, dir);
glm_quat_for(dir, fwd, up, dest);
}
@@ -741,14 +741,14 @@ glm_quat_rotatev(versor q, vec3 v, vec3 dest) {
glm_quat_imag(p, u);
s = glm_quat_real(p);
glm_vec_scale(u, 2.0f * glm_vec_dot(u, v), v1);
glm_vec_scale(v, s * s - glm_vec_dot(u, u), v2);
glm_vec_add(v1, v2, v1);
glm_vec3_scale(u, 2.0f * glm_vec3_dot(u, v), v1);
glm_vec3_scale(v, s * s - glm_vec3_dot(u, u), v2);
glm_vec3_add(v1, v2, v1);
glm_vec_cross(u, v, v2);
glm_vec_scale(v2, 2.0f * s, v2);
glm_vec3_cross(u, v, v2);
glm_vec3_scale(v2, 2.0f * s, v2);
glm_vec_add(v1, v2, dest);
glm_vec3_add(v1, v2, dest);
}
/*!
@@ -778,7 +778,7 @@ void
glm_quat_rotate_at(mat4 m, versor q, vec3 pivot) {
CGLM_ALIGN(8) vec3 pivotInv;
glm_vec_inv_to(pivot, pivotInv);
glm_vec3_negate_to(pivot, pivotInv);
glm_translate(m, pivot);
glm_quat_rotate(m, q, m);
@@ -802,7 +802,7 @@ void
glm_quat_rotate_atm(mat4 m, versor q, vec3 pivot) {
CGLM_ALIGN(8) vec3 pivotInv;
glm_vec_inv_to(pivot, pivotInv);
glm_vec3_negate_to(pivot, pivotInv);
glm_translate_make(m, pivot);
glm_quat_rotate(m, q, m);

8
include/cglm/sphere.h
View File

@@ -60,13 +60,13 @@ void
glm_sphere_merge(vec4 s1, vec4 s2, vec4 dest) {
float dist, radii;
dist = glm_vec_distance(s1, s2);
dist = glm_vec3_distance(s1, s2);
radii = dist + s1[3] + s2[3];
radii = glm_max(radii, s1[3]);
radii = glm_max(radii, s2[3]);
glm_vec_center(s1, s2, dest);
glm_vec3_center(s1, s2, dest);
dest[3] = radii;
}
@@ -79,7 +79,7 @@ glm_sphere_merge(vec4 s1, vec4 s2, vec4 dest) {
CGLM_INLINE
bool
glm_sphere_sphere(vec4 s1, vec4 s2) {
return glm_vec_distance2(s1, s2) <= glm_pow2(s1[3] + s2[3]);
return glm_vec3_distance2(s1, s2) <= glm_pow2(s1[3] + s2[3]);
}
/*!
@@ -93,7 +93,7 @@ bool
glm_sphere_point(vec4 s, vec3 point) {
float rr;
rr = s[3] * s[3];
return glm_vec_distance2(point, s) <= rr;
return glm_vec3_distance2(point, s) <= rr;
}
#endif /* cglm_sphere_h */

85
include/cglm/vec3-ext.h
View File

@@ -11,15 +11,19 @@
/*
Functions:
CGLM_INLINE void glm_vec_mulv(vec3 a, vec3 b, vec3 d);
CGLM_INLINE void glm_vec_broadcast(float val, vec3 d);
CGLM_INLINE bool glm_vec_eq(vec3 v, float val);
CGLM_INLINE bool glm_vec_eq_eps(vec3 v, float val);
CGLM_INLINE bool glm_vec_eq_all(vec3 v);
CGLM_INLINE bool glm_vec_eqv(vec3 v1, vec3 v2);
CGLM_INLINE bool glm_vec_eqv_eps(vec3 v1, vec3 v2);
CGLM_INLINE float glm_vec_max(vec3 v);
CGLM_INLINE float glm_vec_min(vec3 v);
CGLM_INLINE void glm_vec3_broadcast(float val, vec3 d);
CGLM_INLINE bool glm_vec3_eq(vec3 v, float val);
CGLM_INLINE bool glm_vec3_eq_eps(vec3 v, float val);
CGLM_INLINE bool glm_vec3_eq_all(vec3 v);
CGLM_INLINE bool glm_vec3_eqv(vec3 a, vec3 b);
CGLM_INLINE bool glm_vec3_eqv_eps(vec3 a, vec3 b);
CGLM_INLINE float glm_vec3_max(vec3 v);
CGLM_INLINE float glm_vec3_min(vec3 v);
CGLM_INLINE bool glm_vec3_isnan(vec3 v);
CGLM_INLINE bool glm_vec3_isinf(vec3 v);
CGLM_INLINE bool glm_vec3_isvalid(vec3 v);
CGLM_INLINE void glm_vec3_sign(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_sqrt(vec3 v, vec3 dest);
*/
#ifndef cglm_vec3_ext_h
@@ -31,21 +35,6 @@
#include <math.h>
#include <float.h>
/*!
* @brief DEPRECATED! use glm_vec_mul
*
* @param[in] a vec1
* @param[in] b vec2
* @param[out] d vec3 = (v1[0] * v2[0], v1[1] * v2[1], v1[2] * v2[2])
*/
CGLM_INLINE
void
glm_vec_mulv(vec3 a, vec3 b, vec3 d) {
d[0] = a[0] * b[0];
d[1] = a[1] * b[1];
d[2] = a[2] * b[2];
}
/*!
* @brief fill a vector with specified value
*
@@ -54,7 +43,7 @@ glm_vec_mulv(vec3 a, vec3 b, vec3 d) {
*/
CGLM_INLINE
void
glm_vec_broadcast(float val, vec3 d) {
glm_vec3_broadcast(float val, vec3 d) {
d[0] = d[1] = d[2] = val;
}
@@ -66,7 +55,7 @@ glm_vec_broadcast(float val, vec3 d) {
*/
CGLM_INLINE
bool
glm_vec_eq(vec3 v, float val) {
glm_vec3_eq(vec3 v, float val) {
return v[0] == val && v[0] == v[1] && v[0] == v[2];
}
@@ -78,7 +67,7 @@ glm_vec_eq(vec3 v, float val) {
*/
CGLM_INLINE
bool
glm_vec_eq_eps(vec3 v, float val) {
glm_vec3_eq_eps(vec3 v, float val) {
return fabsf(v[0] - val) <= FLT_EPSILON
&& fabsf(v[1] - val) <= FLT_EPSILON
&& fabsf(v[2] - val) <= FLT_EPSILON;
@@ -91,36 +80,36 @@ glm_vec_eq_eps(vec3 v, float val) {
*/
CGLM_INLINE
bool
glm_vec_eq_all(vec3 v) {
glm_vec3_eq_all(vec3 v) {
return v[0] == v[1] && v[0] == v[2];
}
/*!
* @brief check if vector is equal to another (without epsilon)
*
* @param[in] v1 vector
* @param[in] v2 vector
* @param[in] a vector
* @param[in] b vector
*/
CGLM_INLINE
bool
glm_vec_eqv(vec3 v1, vec3 v2) {
return v1[0] == v2[0]
&& v1[1] == v2[1]
&& v1[2] == v2[2];
glm_vec3_eqv(vec3 a, vec3 b) {
return a[0] == b[0]
&& a[1] == b[1]
&& a[2] == b[2];
}
/*!
* @brief check if vector is equal to another (with epsilon)
*
* @param[in] v1 vector
* @param[in] v2 vector
* @param[in] a vector
* @param[in] b vector
*/
CGLM_INLINE
bool
glm_vec_eqv_eps(vec3 v1, vec3 v2) {
return fabsf(v1[0] - v2[0]) <= FLT_EPSILON
&& fabsf(v1[1] - v2[1]) <= FLT_EPSILON
&& fabsf(v1[2] - v2[2]) <= FLT_EPSILON;
glm_vec3_eqv_eps(vec3 a, vec3 b) {
return fabsf(a[0] - b[0]) <= FLT_EPSILON
&& fabsf(a[1] - b[1]) <= FLT_EPSILON
&& fabsf(a[2] - b[2]) <= FLT_EPSILON;
}
/*!
@@ -130,7 +119,7 @@ glm_vec_eqv_eps(vec3 v1, vec3 v2) {
*/
CGLM_INLINE
float
glm_vec_max(vec3 v) {
glm_vec3_max(vec3 v) {
float max;
max = v[0];
@@ -149,7 +138,7 @@ glm_vec_max(vec3 v) {
*/
CGLM_INLINE
float
glm_vec_min(vec3 v) {
glm_vec3_min(vec3 v) {
float min;
min = v[0];
@@ -169,7 +158,7 @@ glm_vec_min(vec3 v) {
*/
CGLM_INLINE
bool
glm_vec_isnan(vec3 v) {
glm_vec3_isnan(vec3 v) {
return isnan(v[0]) || isnan(v[1]) || isnan(v[2]);
}
@@ -181,7 +170,7 @@ glm_vec_isnan(vec3 v) {
*/
CGLM_INLINE
bool
glm_vec_isinf(vec3 v) {
glm_vec3_isinf(vec3 v) {
return isinf(v[0]) || isinf(v[1]) || isinf(v[2]);
}
@@ -193,8 +182,8 @@ glm_vec_isinf(vec3 v) {
*/
CGLM_INLINE
bool
glm_vec_isvalid(vec3 v) {
return !glm_vec_isnan(v) && !glm_vec_isinf(v);
glm_vec3_isvalid(vec3 v) {
return !glm_vec3_isnan(v) && !glm_vec3_isinf(v);
}
/*!
@@ -206,7 +195,7 @@ glm_vec_isvalid(vec3 v) {
*/
CGLM_INLINE
void
glm_vec_sign(vec3 v, vec3 dest) {
glm_vec3_sign(vec3 v, vec3 dest) {
dest[0] = glm_signf(v[0]);
dest[1] = glm_signf(v[1]);
dest[2] = glm_signf(v[2]);
@@ -220,7 +209,7 @@ glm_vec_sign(vec3 v, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_sqrt(vec3 v, vec3 dest) {
glm_vec3_sqrt(vec3 v, vec3 dest) {
dest[0] = sqrtf(v[0]);
dest[1] = sqrtf(v[1]);
dest[2] = sqrtf(v[2]);

368
include/cglm/vec3.h
View File

@@ -5,14 +5,8 @@
* Full license can be found in the LICENSE file
*/
/*!
* vec3 functions dont have suffix e.g glm_vec_dot (not glm_vec3_dot)
* all functions without suffix are vec3 functions
*/
/*
Macros:
glm_vec_dup(v, dest)
GLM_VEC3_ONE_INIT
GLM_VEC3_ZERO_INIT
GLM_VEC3_ONE
@@ -23,44 +17,63 @@
Functions:
CGLM_INLINE void glm_vec3(vec4 v4, vec3 dest);
CGLM_INLINE void glm_vec_copy(vec3 a, vec3 dest);
CGLM_INLINE float glm_vec_dot(vec3 a, vec3 b);
CGLM_INLINE void glm_vec_cross(vec3 a, vec3 b, vec3 d);
CGLM_INLINE float glm_vec_norm2(vec3 v);
CGLM_INLINE float glm_vec_norm(vec3 vec);
CGLM_INLINE void glm_vec_add(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_adds(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec_sub(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_subs(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec_mul(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_scale(vec3 v, float s, vec3 dest);
CGLM_INLINE void glm_vec_scale_as(vec3 v, float s, vec3 dest);
CGLM_INLINE void glm_vec_div(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_divs(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec_addadd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_subadd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_muladd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_flipsign(vec3 v);
CGLM_INLINE void glm_vec_inv(vec3 v);
CGLM_INLINE void glm_vec_inv_to(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec_normalize(vec3 v);
CGLM_INLINE void glm_vec_normalize_to(vec3 vec, vec3 dest);
CGLM_INLINE float glm_vec_distance(vec3 v1, vec3 v2);
CGLM_INLINE float glm_vec_angle(vec3 v1, vec3 v2);
CGLM_INLINE void glm_vec_rotate(vec3 v, float angle, vec3 axis);
CGLM_INLINE void glm_vec_rotate_m4(mat4 m, vec3 v, vec3 dest);
CGLM_INLINE void glm_vec_proj(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec_center(vec3 v1, vec3 v2, vec3 dest);
CGLM_INLINE void glm_vec_maxv(vec3 v1, vec3 v2, vec3 dest);
CGLM_INLINE void glm_vec_minv(vec3 v1, vec3 v2, vec3 dest);
CGLM_INLINE void glm_vec_ortho(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec_clamp(vec3 v, float minVal, float maxVal);
CGLM_INLINE void glm_vec3_copy(vec3 a, vec3 dest);
CGLM_INLINE void glm_vec3_zero(vec3 v);
CGLM_INLINE void glm_vec3_one(vec3 v);
CGLM_INLINE float glm_vec3_dot(vec3 a, vec3 b);
CGLM_INLINE void glm_vec3_cross(vec3 a, vec3 b, vec3 d);
CGLM_INLINE float glm_vec3_norm2(vec3 v);
CGLM_INLINE float glm_vec3_norm(vec3 v);
CGLM_INLINE void glm_vec3_add(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_adds(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec3_sub(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_subs(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec3_mul(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_scale(vec3 v, float s, vec3 dest);
CGLM_INLINE void glm_vec3_scale_as(vec3 v, float s, vec3 dest);
CGLM_INLINE void glm_vec3_div(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_divs(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec3_addadd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_subadd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_muladd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_muladds(vec3 a, float s, vec3 dest);
CGLM_INLINE void glm_vec3_maxadd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_minadd(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_flipsign(vec3 v);
CGLM_INLINE void glm_vec3_flipsign_to(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_negate_to(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_negate(vec3 v);
CGLM_INLINE void glm_vec3_inv(vec3 v);
CGLM_INLINE void glm_vec3_inv_to(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_normalize(vec3 v);
CGLM_INLINE void glm_vec3_normalize_to(vec3 v, vec3 dest);
CGLM_INLINE float glm_vec3_distance(vec3 a, vec3 b);
CGLM_INLINE float glm_vec3_angle(vec3 a, vec3 b);
CGLM_INLINE void glm_vec3_rotate(vec3 v, float angle, vec3 axis);
CGLM_INLINE void glm_vec3_rotate_m4(mat4 m, vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_rotate_m3(mat3 m, vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_proj(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_center(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE float glm_vec3_distance2(vec3 a, vec3 b);
CGLM_INLINE void glm_vec3_maxv(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_minv(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_ortho(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_clamp(vec3 v, float minVal, float maxVal);
CGLM_INLINE void glm_vec3_lerp(vec3 from, vec3 to, float t, vec3 dest);
Convenient:
CGLM_INLINE void glm_cross(vec3 a, vec3 b, vec3 d);
CGLM_INLINE float glm_dot(vec3 a, vec3 b);
CGLM_INLINE void glm_normalize(vec3 v);
CGLM_INLINE void glm_normalize_to(vec3 v, vec3 dest);
DEPRECATED:
glm_vec3_dup
glm_vec3_flipsign
glm_vec3_flipsign_to
glm_vec3_inv
glm_vec3_inv_to
glm_vec3_mulv
*/
#ifndef cglm_vec3_h
@@ -72,7 +85,12 @@
#include "util.h"
/* DEPRECATED! use _copy, _ucopy versions */
#define glm_vec_dup(v, dest) glm_vec_copy(v, dest)
#define glm_vec3_dup(v, dest) glm_vec3_copy(v, dest)
#define glm_vec3_flipsign(v) glm_vec3_negate(v)
#define glm_vec3_flipsign_to(v, dest) glm_vec3_negate_to(v, dest)
#define glm_vec3_inv(v) glm_vec3_negate(v)
#define glm_vec3_inv_to(v, dest) glm_vec3_negate_to(v, dest)
#define glm_vec3_mulv(a, b, d) glm_vec3_mul(a, b, d)
#define GLM_VEC3_ONE_INIT {1.0f, 1.0f, 1.0f}
#define GLM_VEC3_ZERO_INIT {0.0f, 0.0f, 0.0f}
@@ -106,7 +124,7 @@ glm_vec3(vec4 v4, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_copy(vec3 a, vec3 dest) {
glm_vec3_copy(vec3 a, vec3 dest) {
dest[0] = a[0];
dest[1] = a[1];
dest[2] = a[2];
@@ -119,10 +137,8 @@ glm_vec_copy(vec3 a, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_zero(vec3 v) {
v[0] = 0.0f;
v[1] = 0.0f;
v[2] = 0.0f;
glm_vec3_zero(vec3 v) {
v[0] = v[1] = v[2] = 0.0f;
}
/*!
@@ -132,10 +148,8 @@ glm_vec_zero(vec3 v) {
*/
CGLM_INLINE
void
glm_vec_one(vec3 v) {
v[0] = 1.0f;
v[1] = 1.0f;
v[2] = 1.0f;
glm_vec3_one(vec3 v) {
v[0] = v[1] = v[2] = 1.0f;
}
/*!
@@ -148,7 +162,7 @@ glm_vec_one(vec3 v) {
*/
CGLM_INLINE
float
glm_vec_dot(vec3 a, vec3 b) {
glm_vec3_dot(vec3 a, vec3 b) {
return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
}
@@ -161,7 +175,7 @@ glm_vec_dot(vec3 a, vec3 b) {
*/
CGLM_INLINE
void
glm_vec_cross(vec3 a, vec3 b, vec3 d) {
glm_vec3_cross(vec3 a, vec3 b, vec3 d) {
/* (u2.v3 - u3.v2, u3.v1 - u1.v3, u1.v2 - u2.v1) */
d[0] = a[1] * b[2] - a[2] * b[1];
d[1] = a[2] * b[0] - a[0] * b[2];
@@ -181,21 +195,21 @@ glm_vec_cross(vec3 a, vec3 b, vec3 d) {
*/
CGLM_INLINE
float
glm_vec_norm2(vec3 v) {
return glm_vec_dot(v, v);
glm_vec3_norm2(vec3 v) {
return glm_vec3_dot(v, v);
}
/*!
* @brief norm (magnitude) of vec3
*
* @param[in] vec vector
* @param[in] v vector
*
* @return norm
*/
CGLM_INLINE
float
glm_vec_norm(vec3 vec) {
return sqrtf(glm_vec_norm2(vec));
glm_vec3_norm(vec3 v) {
return sqrtf(glm_vec3_norm2(v));
}
/*!
@@ -207,7 +221,7 @@ glm_vec_norm(vec3 vec) {
*/
CGLM_INLINE
void
glm_vec_add(vec3 a, vec3 b, vec3 dest) {
glm_vec3_add(vec3 a, vec3 b, vec3 dest) {
dest[0] = a[0] + b[0];
dest[1] = a[1] + b[1];
dest[2] = a[2] + b[2];
@@ -222,14 +236,14 @@ glm_vec_add(vec3 a, vec3 b, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_adds(vec3 v, float s, vec3 dest) {
glm_vec3_adds(vec3 v, float s, vec3 dest) {
dest[0] = v[0] + s;
dest[1] = v[1] + s;
dest[2] = v[2] + s;
}
/*!
* @brief subtract v2 vector from v1 vector store result in dest
* @brief subtract b vector from a vector store result in dest
*
* @param[in] a vector1
* @param[in] b vector2
@@ -237,7 +251,7 @@ glm_vec_adds(vec3 v, float s, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_sub(vec3 a, vec3 b, vec3 dest) {
glm_vec3_sub(vec3 a, vec3 b, vec3 dest) {
dest[0] = a[0] - b[0];
dest[1] = a[1] - b[1];
dest[2] = a[2] - b[2];
@@ -252,7 +266,7 @@ glm_vec_sub(vec3 a, vec3 b, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_subs(vec3 v, float s, vec3 dest) {
glm_vec3_subs(vec3 v, float s, vec3 dest) {
dest[0] = v[0] - s;
dest[1] = v[1] - s;
dest[2] = v[2] - s;
@@ -261,16 +275,16 @@ glm_vec_subs(vec3 v, float s, vec3 dest) {
/*!
* @brief multiply two vector (component-wise multiplication)
*
* @param a v1
* @param b v2
* @param d v3 = (a[0] * b[0], a[1] * b[1], a[2] * b[2])
* @param a vector1
* @param b vector2
* @param dest v3 = (a[0] * b[0], a[1] * b[1], a[2] * b[2])
*/
CGLM_INLINE
void
glm_vec_mul(vec3 a, vec3 b, vec3 d) {
d[0] = a[0] * b[0];
d[1] = a[1] * b[1];
d[2] = a[2] * b[2];
glm_vec3_mul(vec3 a, vec3 b, vec3 dest) {
dest[0] = a[0] * b[0];
dest[1] = a[1] * b[1];
dest[2] = a[2] * b[2];
}
/*!
@@ -282,7 +296,7 @@ glm_vec_mul(vec3 a, vec3 b, vec3 d) {
*/
CGLM_INLINE
void
glm_vec_scale(vec3 v, float s, vec3 dest) {
glm_vec3_scale(vec3 v, float s, vec3 dest) {
dest[0] = v[0] * s;
dest[1] = v[1] * s;
dest[2] = v[2] * s;
@@ -297,16 +311,16 @@ glm_vec_scale(vec3 v, float s, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_scale_as(vec3 v, float s, vec3 dest) {
glm_vec3_scale_as(vec3 v, float s, vec3 dest) {
float norm;
norm = glm_vec_norm(v);
norm = glm_vec3_norm(v);
if (norm == 0.0f) {
glm_vec_zero(dest);
glm_vec3_zero(dest);
return;
}
glm_vec_scale(v, s / norm, dest);
glm_vec3_scale(v, s / norm, dest);
}
/*!
@@ -318,7 +332,7 @@ glm_vec_scale_as(vec3 v, float s, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_div(vec3 a, vec3 b, vec3 dest) {
glm_vec3_div(vec3 a, vec3 b, vec3 dest) {
dest[0] = a[0] / b[0];
dest[1] = a[1] / b[1];
dest[2] = a[2] / b[2];
@@ -333,7 +347,7 @@ glm_vec_div(vec3 a, vec3 b, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_divs(vec3 v, float s, vec3 dest) {
glm_vec3_divs(vec3 v, float s, vec3 dest) {
dest[0] = v[0] / s;
dest[1] = v[1] / s;
dest[2] = v[2] / s;
@@ -350,7 +364,7 @@ glm_vec_divs(vec3 v, float s, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_addadd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_addadd(vec3 a, vec3 b, vec3 dest) {
dest[0] += a[0] + b[0];
dest[1] += a[1] + b[1];
dest[2] += a[2] + b[2];
@@ -367,7 +381,7 @@ glm_vec_addadd(vec3 a, vec3 b, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_subadd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_subadd(vec3 a, vec3 b, vec3 dest) {
dest[0] += a[0] - b[0];
dest[1] += a[1] - b[1];
dest[2] += a[2] - b[2];
@@ -384,7 +398,7 @@ glm_vec_subadd(vec3 a, vec3 b, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_muladd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_muladd(vec3 a, vec3 b, vec3 dest) {
dest[0] += a[0] * b[0];
dest[1] += a[1] * b[1];
dest[2] += a[2] * b[2];
@@ -401,60 +415,69 @@ glm_vec_muladd(vec3 a, vec3 b, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_muladds(vec3 a, float s, vec3 dest) {
glm_vec3_muladds(vec3 a, float s, vec3 dest) {
dest[0] += a[0] * s;
dest[1] += a[1] * s;
dest[2] += a[2] * s;
}
/*!
* @brief flip sign of all vec3 members
* @brief add max of two vector to result/dest
*
* @param[in, out] v vector
* it applies += operator so dest must be initialized
*
* @param[in] a vector 1
* @param[in] b vector 2
* @param[out] dest dest += max(a, b)
*/
CGLM_INLINE
void
glm_vec_flipsign(vec3 v) {
v[0] = -v[0];
v[1] = -v[1];
v[2] = -v[2];
glm_vec3_maxadd(vec3 a, vec3 b, vec3 dest) {
dest[0] += glm_max(a[0], b[0]);
dest[1] += glm_max(a[1], b[1]);
dest[2] += glm_max(a[2], b[2]);
}
/*!
* @brief flip sign of all vec3 members and store result in dest
* @brief add min of two vector to result/dest
*
* it applies += operator so dest must be initialized
*
* @param[in] a vector
* @param[in] s scalar
* @param[out] dest dest += min(a, b)
*/
CGLM_INLINE
void
glm_vec3_minadd(vec3 a, vec3 b, vec3 dest) {
dest[0] += glm_min(a[0], b[0]);
dest[1] += glm_min(a[1], b[1]);
dest[2] += glm_min(a[2], b[2]);
}
/*!
* @brief negate vector components and store result in dest
*
* @param[in] v vector
* @param[out] dest result vector
*/
CGLM_INLINE
void
glm_vec_flipsign_to(vec3 v, vec3 dest) {
glm_vec3_negate_to(vec3 v, vec3 dest) {
dest[0] = -v[0];
dest[1] = -v[1];
dest[2] = -v[2];
}
/*!
* @brief make vector as inverse/opposite of itself
* @brief negate vector components
*
* @param[in, out] v vector
*/
CGLM_INLINE
void
glm_vec_inv(vec3 v) {
glm_vec_flipsign(v);
}
/*!
* @brief inverse/opposite vector
*
* @param[in] v source
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec_inv_to(vec3 v, vec3 dest) {
glm_vec_flipsign_to(v, dest);
glm_vec3_negate(vec3 v) {
glm_vec3_negate_to(v, v);
}
/*!
@@ -464,56 +487,63 @@ glm_vec_inv_to(vec3 v, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_normalize(vec3 v) {
glm_vec3_normalize(vec3 v) {
float norm;
norm = glm_vec_norm(v);
norm = glm_vec3_norm(v);
if (norm == 0.0f) {
v[0] = v[1] = v[2] = 0.0f;
return;
}
glm_vec_scale(v, 1.0f / norm, v);
glm_vec3_scale(v, 1.0f / norm, v);
}
/*!
* @brief normalize vec3 to dest
*
* @param[in] vec source
* @param[in] v source
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec_normalize_to(vec3 vec, vec3 dest) {
glm_vec3_normalize_to(vec3 v, vec3 dest) {
float norm;
norm = glm_vec_norm(vec);
norm = glm_vec3_norm(v);
if (norm == 0.0f) {
glm_vec_zero(dest);
glm_vec3_zero(dest);
return;
}
glm_vec_scale(vec, 1.0f / norm, dest);
glm_vec3_scale(v, 1.0f / norm, dest);
}
/*!
* @brief angle betwen two vector
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
*
* @return angle as radians
*/
CGLM_INLINE
float
glm_vec_angle(vec3 v1, vec3 v2) {
float norm;
glm_vec3_angle(vec3 a, vec3 b) {
float norm, dot;
/* maybe compiler generate approximation instruction (rcp) */
norm = 1.0f / (glm_vec_norm(v1) * glm_vec_norm(v2));
return acosf(glm_vec_dot(v1, v2) * norm);
norm = 1.0f / (glm_vec3_norm(a) * glm_vec3_norm(b));
dot = glm_vec3_dot(a, b) * norm;
if (dot > 1.0f)
return 0.0f;
else if (dot < -1.0f)
return CGLM_PI;
return acosf(dot);
}
/*!
@@ -525,27 +555,27 @@ glm_vec_angle(vec3 v1, vec3 v2) {
*/
CGLM_INLINE
void
glm_vec_rotate(vec3 v, float angle, vec3 axis) {
glm_vec3_rotate(vec3 v, float angle, vec3 axis) {
vec3 v1, v2, k;
float c, s;
c = cosf(angle);
s = sinf(angle);
glm_vec_normalize_to(axis, k);
glm_vec3_normalize_to(axis, k);
/* Right Hand, Rodrigues' rotation formula:
v = v*cos(t) + (kxv)sin(t) + k*(k.v)(1 - cos(t))
*/
glm_vec_scale(v, c, v1);
glm_vec3_scale(v, c, v1);
glm_vec_cross(k, v, v2);
glm_vec_scale(v2, s, v2);
glm_vec3_cross(k, v, v2);
glm_vec3_scale(v2, s, v2);
glm_vec_add(v1, v2, v1);
glm_vec3_add(v1, v2, v1);
glm_vec_scale(k, glm_vec_dot(k, v) * (1.0f - c), v2);
glm_vec_add(v1, v2, v);
glm_vec3_scale(k, glm_vec3_dot(k, v) * (1.0f - c), v2);
glm_vec3_add(v1, v2, v);
}
/*!
@@ -563,7 +593,7 @@ glm_vec_rotate(vec3 v, float angle, vec3 axis) {
*/
CGLM_INLINE
void
glm_vec_rotate_m4(mat4 m, vec3 v, vec3 dest) {
glm_vec3_rotate_m4(mat4 m, vec3 v, vec3 dest) {
vec4 x, y, z, res;
glm_vec4_normalize_to(m[0], x);
@@ -586,7 +616,7 @@ glm_vec_rotate_m4(mat4 m, vec3 v, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_rotate_m3(mat3 m, vec3 v, vec3 dest) {
glm_vec3_rotate_m3(mat3 m, vec3 v, vec3 dest) {
vec4 res, x, y, z;
glm_vec4(m[0], 0.0f, x);
@@ -607,88 +637,88 @@ glm_vec_rotate_m3(mat3 m, vec3 v, vec3 dest) {
/*!
* @brief project a vector onto b vector
*
* @param[in] a vector1
* @param[in] b vector2
* @param[in] a vector1
* @param[in] b vector2
* @param[out] dest projected vector
*/
CGLM_INLINE
void
glm_vec_proj(vec3 a, vec3 b, vec3 dest) {
glm_vec_scale(b,
glm_vec_dot(a, b) / glm_vec_norm2(b),
dest);
glm_vec3_proj(vec3 a, vec3 b, vec3 dest) {
glm_vec3_scale(b,
glm_vec3_dot(a, b) / glm_vec3_norm2(b),
dest);
}
/**
* @brief find center point of two vector
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @param[out] dest center point
*/
CGLM_INLINE
void
glm_vec_center(vec3 v1, vec3 v2, vec3 dest) {
glm_vec_add(v1, v2, dest);
glm_vec_scale(dest, 0.5f, dest);
glm_vec3_center(vec3 a, vec3 b, vec3 dest) {
glm_vec3_add(a, b, dest);
glm_vec3_scale(dest, 0.5f, dest);
}
/**
* @brief squared distance between two vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @return returns squared distance (distance * distance)
*/
CGLM_INLINE
float
glm_vec_distance2(vec3 v1, vec3 v2) {
return glm_pow2(v2[0] - v1[0])
+ glm_pow2(v2[1] - v1[1])
+ glm_pow2(v2[2] - v1[2]);
glm_vec3_distance2(vec3 a, vec3 b) {
return glm_pow2(b[0] - a[0])
+ glm_pow2(b[1] - a[1])
+ glm_pow2(b[2] - a[2]);
}
/**
* @brief distance between two vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @return returns distance
*/
CGLM_INLINE
float
glm_vec_distance(vec3 v1, vec3 v2) {
return sqrtf(glm_vec_distance2(v1, v2));
glm_vec3_distance(vec3 a, vec3 b) {
return sqrtf(glm_vec3_distance2(a, b));
}
/*!
* @brief max values of vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec_maxv(vec3 v1, vec3 v2, vec3 dest) {
dest[0] = glm_max(v1[0], v2[0]);
dest[1] = glm_max(v1[1], v2[1]);
dest[2] = glm_max(v1[2], v2[2]);
glm_vec3_maxv(vec3 a, vec3 b, vec3 dest) {
dest[0] = glm_max(a[0], b[0]);
dest[1] = glm_max(a[1], b[1]);
dest[2] = glm_max(a[2], b[2]);
}
/*!
* @brief min values of vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec_minv(vec3 v1, vec3 v2, vec3 dest) {
dest[0] = glm_min(v1[0], v2[0]);
dest[1] = glm_min(v1[1], v2[1]);
dest[2] = glm_min(v1[2], v2[2]);
glm_vec3_minv(vec3 a, vec3 b, vec3 dest) {
dest[0] = glm_min(a[0], b[0]);
dest[1] = glm_min(a[1], b[1]);
dest[2] = glm_min(a[2], b[2]);
}
/*!
@@ -699,7 +729,7 @@ glm_vec_minv(vec3 v1, vec3 v2, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_ortho(vec3 v, vec3 dest) {
glm_vec3_ortho(vec3 v, vec3 dest) {
dest[0] = v[1] - v[2];
dest[1] = v[2] - v[0];
dest[2] = v[0] - v[1];
@@ -714,7 +744,7 @@ glm_vec_ortho(vec3 v, vec3 dest) {
*/
CGLM_INLINE
void
glm_vec_clamp(vec3 v, float minVal, float maxVal) {
glm_vec3_clamp(vec3 v, float minVal, float maxVal) {
v[0] = glm_clamp(v[0], minVal, maxVal);
v[1] = glm_clamp(v[1], minVal, maxVal);
v[2] = glm_clamp(v[2], minVal, maxVal);
@@ -732,14 +762,14 @@ glm_vec_clamp(vec3 v, float minVal, float maxVal) {
*/
CGLM_INLINE
void
glm_vec_lerp(vec3 from, vec3 to, float t, vec3 dest) {
glm_vec3_lerp(vec3 from, vec3 to, float t, vec3 dest) {
vec3 s, v;
/* from + s * (to - from) */
glm_vec_broadcast(glm_clamp_zo(t), s);
glm_vec_sub(to, from, v);
glm_vec_mulv(s, v, v);
glm_vec_add(from, v, dest);
glm_vec3_broadcast(glm_clamp_zo(t), s);
glm_vec3_sub(to, from, v);
glm_vec3_mul(s, v, v);
glm_vec3_add(from, v, dest);
}
/*!
@@ -754,7 +784,7 @@ glm_vec_lerp(vec3 from, vec3 to, float t, vec3 dest) {
CGLM_INLINE
void
glm_cross(vec3 a, vec3 b, vec3 d) {
glm_vec_cross(a, b, d);
glm_vec3_cross(a, b, d);
}
/*!
@@ -770,7 +800,7 @@ glm_cross(vec3 a, vec3 b, vec3 d) {
CGLM_INLINE
float
glm_dot(vec3 a, vec3 b) {
return glm_vec_dot(a, b);
return glm_vec3_dot(a, b);
}
/*!
@@ -783,7 +813,7 @@ glm_dot(vec3 a, vec3 b) {
CGLM_INLINE
void
glm_normalize(vec3 v) {
glm_vec_normalize(v);
glm_vec3_normalize(v);
}
/*!
@@ -797,7 +827,7 @@ glm_normalize(vec3 v) {
CGLM_INLINE
void
glm_normalize_to(vec3 v, vec3 dest) {
glm_vec_normalize_to(v, dest);
glm_vec3_normalize_to(v, dest);
}
#endif /* cglm_vec3_h */

62
include/cglm/vec4-ext.h
View File

@@ -11,15 +11,19 @@
/*
Functions:
CGLM_INLINE void glm_vec4_mulv(vec4 a, vec4 b, vec4 d);
CGLM_INLINE void glm_vec4_broadcast(float val, vec4 d);
CGLM_INLINE bool glm_vec4_eq(vec4 v, float val);
CGLM_INLINE bool glm_vec4_eq_eps(vec4 v, float val);
CGLM_INLINE bool glm_vec4_eq_all(vec4 v);
CGLM_INLINE bool glm_vec4_eqv(vec4 v1, vec4 v2);
CGLM_INLINE bool glm_vec4_eqv_eps(vec4 v1, vec4 v2);
CGLM_INLINE bool glm_vec4_eqv(vec4 a, vec4 b);
CGLM_INLINE bool glm_vec4_eqv_eps(vec4 a, vec4 b);
CGLM_INLINE float glm_vec4_max(vec4 v);
CGLM_INLINE float glm_vec4_min(vec4 v);
CGLM_INLINE bool glm_vec4_isnan(vec4 v);
CGLM_INLINE bool glm_vec4_isinf(vec4 v);
CGLM_INLINE bool glm_vec4_isvalid(vec4 v);
CGLM_INLINE void glm_vec4_sign(vec4 v, vec4 dest);
CGLM_INLINE void glm_vec4_sqrt(vec4 v, vec4 dest);
*/
#ifndef cglm_vec4_ext_h
@@ -31,26 +35,6 @@
#include <math.h>
#include <float.h>
/*!
* @brief DEPRECATED! use glm_vec4_mul
*
* @param a v1
* @param b v2
* @param d v3 = (v1[0] * v2[0], v1[1] * v2[1], v1[2] * v2[2], v1[3] * v2[3])
*/
CGLM_INLINE
void
glm_vec4_mulv(vec4 a, vec4 b, vec4 d) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(d, _mm_mul_ps(glmm_load(a), glmm_load(b)));
#else
d[0] = a[0] * b[0];
d[1] = a[1] * b[1];
d[2] = a[2] * b[2];
d[3] = a[3] * b[3];
#endif
}
/*!
* @brief fill a vector with specified value
*
@@ -113,31 +97,31 @@ glm_vec4_eq_all(vec4 v) {
/*!
* @brief check if vector is equal to another (without epsilon)
*
* @param v1 vector
* @param v2 vector
* @param a vector
* @param b vector
*/
CGLM_INLINE
bool
glm_vec4_eqv(vec4 v1, vec4 v2) {
return v1[0] == v2[0]
&& v1[1] == v2[1]
&& v1[2] == v2[2]
&& v1[3] == v2[3];
glm_vec4_eqv(vec4 a, vec4 b) {
return a[0] == b[0]
&& a[1] == b[1]
&& a[2] == b[2]
&& a[3] == b[3];
}
/*!
* @brief check if vector is equal to another (with epsilon)
*
* @param v1 vector
* @param v2 vector
* @param a vector
* @param b vector
*/
CGLM_INLINE
bool
glm_vec4_eqv_eps(vec4 v1, vec4 v2) {
return fabsf(v1[0] - v2[0]) <= FLT_EPSILON
&& fabsf(v1[1] - v2[1]) <= FLT_EPSILON
&& fabsf(v1[2] - v2[2]) <= FLT_EPSILON
&& fabsf(v1[3] - v2[3]) <= FLT_EPSILON;
glm_vec4_eqv_eps(vec4 a, vec4 b) {
return fabsf(a[0] - b[0]) <= FLT_EPSILON
&& fabsf(a[1] - b[1]) <= FLT_EPSILON
&& fabsf(a[2] - b[2]) <= FLT_EPSILON
&& fabsf(a[3] - b[3]) <= FLT_EPSILON;
}
/*!
@@ -150,7 +134,7 @@ float
glm_vec4_max(vec4 v) {
float max;
max = glm_vec_max(v);
max = glm_vec3_max(v);
if (v[3] > max)
max = v[3];
@@ -167,7 +151,7 @@ float
glm_vec4_min(vec4 v) {
float min;
min = glm_vec_min(v);
min = glm_vec3_min(v);
if (v[3] < min)
min = v[3];

202
include/cglm/vec4.h
View File

@@ -5,15 +5,8 @@
* Full license can be found in the LICENSE file
*/
/*!
* vec3 functions dont have suffix e.g glm_vec_dot (not glm_vec3_dot)
* all functions without suffix are vec3 functions
*/
/*
Macros:
glm_vec4_dup3(v, dest)
glm_vec4_dup(v, dest)
GLM_VEC4_ONE_INIT
GLM_VEC4_BLACK_INIT
GLM_VEC4_ZERO_INIT
@@ -28,7 +21,7 @@
CGLM_INLINE void glm_vec4_ucopy(vec4 v, vec4 dest);
CGLM_INLINE float glm_vec4_dot(vec4 a, vec4 b);
CGLM_INLINE float glm_vec4_norm2(vec4 v);
CGLM_INLINE float glm_vec4_norm(vec4 vec);
CGLM_INLINE float glm_vec4_norm(vec4 v);
CGLM_INLINE void glm_vec4_add(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_adds(vec4 v, float s, vec4 dest);
CGLM_INLINE void glm_vec4_sub(vec4 a, vec4 b, vec4 dest);
@@ -41,16 +34,27 @@
CGLM_INLINE void glm_vec4_addadd(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_subadd(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_muladd(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_flipsign(vec4 v);
CGLM_INLINE void glm_vec4_muladds(vec4 a, float s, vec4 dest);
CGLM_INLINE void glm_vec4_maxadd(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_minadd(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_negate(vec4 v);
CGLM_INLINE void glm_vec4_inv(vec4 v);
CGLM_INLINE void glm_vec4_inv_to(vec4 v, vec4 dest);
CGLM_INLINE void glm_vec4_normalize(vec4 v);
CGLM_INLINE void glm_vec4_normalize_to(vec4 vec, vec4 dest);
CGLM_INLINE float glm_vec4_distance(vec4 v1, vec4 v2);
CGLM_INLINE void glm_vec4_maxv(vec4 v1, vec4 v2, vec4 dest);
CGLM_INLINE void glm_vec4_minv(vec4 v1, vec4 v2, vec4 dest);
CGLM_INLINE float glm_vec4_distance(vec4 a, vec4 b);
CGLM_INLINE void glm_vec4_maxv(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_minv(vec4 a, vec4 b, vec4 dest);
CGLM_INLINE void glm_vec4_clamp(vec4 v, float minVal, float maxVal);
CGLM_INLINE void glm_vec4_lerp(vec4 from, vec4 to, float t, vec4 dest)
DEPRECATED:
glm_vec4_dup
glm_vec4_flipsign
glm_vec4_flipsign_to
glm_vec4_inv
glm_vec4_inv_to
glm_vec4_mulv
*/
#ifndef cglm_vec4_h
@@ -60,9 +64,14 @@
#include "vec4-ext.h"
#include "util.h"
/* DEPRECATED! use _copy, _ucopy versions */
#define glm_vec4_dup3(v, dest) glm_vec4_copy3(v, dest)
#define glm_vec4_dup(v, dest) glm_vec4_copy(v, dest)
/* DEPRECATED! functions */
#define glm_vec4_dup3(v, dest) glm_vec4_copy3(v, dest)
#define glm_vec4_dup(v, dest) glm_vec4_copy(v, dest)
#define glm_vec4_flipsign(v) glm_vec4_negate(v)
#define glm_vec4_flipsign_to(v, dest) glm_vec4_negate_to(v, dest)
#define glm_vec4_inv(v) glm_vec4_negate(v)
#define glm_vec4_inv_to(v, dest) glm_vec4_negate_to(v, dest)
#define glm_vec4_mulv(a, b, d) glm_vec4_mul(a, b, d)
#define GLM_VEC4_ONE_INIT {1.0f, 1.0f, 1.0f, 1.0f}
#define GLM_VEC4_BLACK_INIT {0.0f, 0.0f, 0.0f, 1.0f}
@@ -223,24 +232,24 @@ glm_vec4_norm2(vec4 v) {
/*!
* @brief norm (magnitude) of vec4
*
* @param[in] vec vector
* @param[in] v vector
*
* @return norm
*/
CGLM_INLINE
float
glm_vec4_norm(vec4 vec) {
glm_vec4_norm(vec4 v) {
#if defined( __SSE__ ) || defined( __SSE2__ )
__m128 x0;
x0 = glmm_load(vec);
x0 = glmm_load(v);
return _mm_cvtss_f32(_mm_sqrt_ss(glmm_dot(x0, x0)));
#else
return sqrtf(glm_vec4_norm2(vec));
return sqrtf(glm_vec4_norm2(v));
#endif
}
/*!
* @brief add v2 vector to v1 vector store result in dest
* @brief add b vector to a vector store result in dest
*
* @param[in] a vector1
* @param[in] b vector2
@@ -280,7 +289,7 @@ glm_vec4_adds(vec4 v, float s, vec4 dest) {
}
/*!
* @brief subtract b vector from a vector store result in dest (d = v1 - v2)
* @brief subtract b vector from a vector store result in dest (d = a - b)
*
* @param[in] a vector1
* @param[in] b vector2
@@ -322,20 +331,20 @@ glm_vec4_subs(vec4 v, float s, vec4 dest) {
/*!
* @brief multiply two vector (component-wise multiplication)
*
* @param a v1
* @param b v2
* @param d v3 = (a[0] * b[0], a[1] * b[1], a[2] * b[2], a[3] * b[3])
* @param a vector1
* @param b vector2
* @param d dest = (a[0] * b[0], a[1] * b[1], a[2] * b[2], a[3] * b[3])
*/
CGLM_INLINE
void
glm_vec4_mul(vec4 a, vec4 b, vec4 d) {
glm_vec4_mul(vec4 a, vec4 b, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(d, _mm_mul_ps(glmm_load(a), glmm_load(b)));
glmm_store(dest, _mm_mul_ps(glmm_load(a), glmm_load(b)));
#else
d[0] = a[0] * b[0];
d[1] = a[1] * b[1];
d[2] = a[2] * b[2];
d[3] = a[3] * b[3];
dest[0] = a[0] * b[0];
dest[1] = a[1] * b[1];
dest[2] = a[2] * b[2];
dest[3] = a[3] * b[3];
#endif
}
@@ -381,7 +390,7 @@ glm_vec4_scale_as(vec4 v, float s, vec4 dest) {
}
/*!
* @brief div vector with another component-wise division: d = v1 / v2
* @brief div vector with another component-wise division: d = a / b
*
* @param[in] a vector 1
* @param[in] b vector 2
@@ -515,32 +524,62 @@ glm_vec4_muladds(vec4 a, float s, vec4 dest) {
}
/*!
* @brief flip sign of all vec4 members
* @brief add max of two vector to result/dest
*
* @param[in, out] v vector
* it applies += operator so dest must be initialized
*
* @param[in] a vector 1
* @param[in] b vector 2
* @param[out] dest dest += max(a, b)
*/
CGLM_INLINE
void
glm_vec4_flipsign(vec4 v) {
glm_vec4_maxadd(vec4 a, vec4 b, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(v, _mm_xor_ps(glmm_load(v), _mm_set1_ps(-0.0f)));
glmm_store(dest, _mm_add_ps(glmm_load(dest),
_mm_max_ps(glmm_load(a),
glmm_load(b))));
#else
v[0] = -v[0];
v[1] = -v[1];
v[2] = -v[2];
v[3] = -v[3];
dest[0] += glm_max(a[0], b[0]);
dest[1] += glm_max(a[1], b[1]);
dest[2] += glm_max(a[2], b[2]);
dest[3] += glm_max(a[3], b[3]);
#endif
}
/*!
* @brief flip sign of all vec4 members and store result in dest
* @brief add min of two vector to result/dest
*
* @param[in] v vector
* @param[out] dest vector
* it applies += operator so dest must be initialized
*
* @param[in] a vector
* @param[in] s scalar
* @param[out] dest dest += min(a, b)
*/
CGLM_INLINE
void
glm_vec4_flipsign_to(vec4 v, vec4 dest) {
glm_vec4_minadd(vec4 a, vec4 b, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(dest, _mm_add_ps(glmm_load(dest),
_mm_min_ps(glmm_load(a),
glmm_load(b))));
#else
dest[0] += glm_min(a[0], b[0]);
dest[1] += glm_min(a[1], b[1]);
dest[2] += glm_min(a[2], b[2]);
dest[3] += glm_min(a[3], b[3]);
#endif
}
/*!
* @brief negate vector components and store result in dest
*
* @param[in] v vector
* @param[out] dest result vector
*/
CGLM_INLINE
void
glm_vec4_negate_to(vec4 v, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(dest, _mm_xor_ps(glmm_load(v), _mm_set1_ps(-0.0f)));
#else
@@ -552,43 +591,30 @@ glm_vec4_flipsign_to(vec4 v, vec4 dest) {
}
/*!
* @brief make vector as inverse/opposite of itself
* @brief flip sign of all vec4 members
*
* @param[in, out] v vector
*/
CGLM_INLINE
void
glm_vec4_inv(vec4 v) {
glm_vec4_flipsign(v);
glm_vec4_negate(vec4 v) {
glm_vec4_negate_to(v, v);
}
/*!
* @brief inverse/opposite vector
* @brief normalize vec4 to dest
*
* @param[in] v source
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec4_inv_to(vec4 v, vec4 dest) {
glm_vec4_copy(v, dest);
glm_vec4_flipsign(dest);
}
/*!
* @brief normalize vec4 to dest
*
* @param[in] vec source
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec4_normalize_to(vec4 vec, vec4 dest) {
glm_vec4_normalize_to(vec4 v, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
__m128 xdot, x0;
float dot;
x0 = glmm_load(vec);
x0 = glmm_load(v);
xdot = glmm_dot(x0, x0);
dot = _mm_cvtss_f32(xdot);
@@ -601,14 +627,14 @@ glm_vec4_normalize_to(vec4 vec, vec4 dest) {
#else
float norm;
norm = glm_vec4_norm(vec);
norm = glm_vec4_norm(v);
if (norm == 0.0f) {
glm_vec4_zero(dest);
return;
}
glm_vec4_scale(vec, 1.0f / norm, dest);
glm_vec4_scale(v, 1.0f / norm, dest);
#endif
}
@@ -626,56 +652,56 @@ glm_vec4_normalize(vec4 v) {
/**
* @brief distance between two vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @return returns distance
*/
CGLM_INLINE
float
glm_vec4_distance(vec4 v1, vec4 v2) {
return sqrtf(glm_pow2(v2[0] - v1[0])
+ glm_pow2(v2[1] - v1[1])
+ glm_pow2(v2[2] - v1[2])
+ glm_pow2(v2[3] - v1[3]));
glm_vec4_distance(vec4 a, vec4 b) {
return sqrtf(glm_pow2(b[0] - a[0])
+ glm_pow2(b[1] - a[1])
+ glm_pow2(b[2] - a[2])
+ glm_pow2(b[3] - a[3]));
}
/*!
* @brief max values of vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec4_maxv(vec4 v1, vec4 v2, vec4 dest) {
glm_vec4_maxv(vec4 a, vec4 b, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(dest, _mm_max_ps(glmm_load(v1), glmm_load(v2)));
glmm_store(dest, _mm_max_ps(glmm_load(a), glmm_load(b)));
#else
dest[0] = glm_max(v1[0], v2[0]);
dest[1] = glm_max(v1[1], v2[1]);
dest[2] = glm_max(v1[2], v2[2]);
dest[3] = glm_max(v1[3], v2[3]);
dest[0] = glm_max(a[0], b[0]);
dest[1] = glm_max(a[1], b[1]);
dest[2] = glm_max(a[2], b[2]);
dest[3] = glm_max(a[3], b[3]);
#endif
}
/*!
* @brief min values of vectors
*
* @param[in] v1 vector1
* @param[in] v2 vector2
* @param[in] a vector1
* @param[in] b vector2
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_vec4_minv(vec4 v1, vec4 v2, vec4 dest) {
glm_vec4_minv(vec4 a, vec4 b, vec4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
glmm_store(dest, _mm_min_ps(glmm_load(v1), glmm_load(v2)));
glmm_store(dest, _mm_min_ps(glmm_load(a), glmm_load(b)));
#else
dest[0] = glm_min(v1[0], v2[0]);
dest[1] = glm_min(v1[1], v2[1]);
dest[2] = glm_min(v1[2], v2[2]);
dest[3] = glm_min(v1[3], v2[3]);
dest[0] = glm_min(a[0], b[0]);
dest[1] = glm_min(a[1], b[1]);
dest[2] = glm_min(a[2], b[2]);
dest[3] = glm_min(a[3], b[3]);
#endif
}
@@ -718,7 +744,7 @@ glm_vec4_lerp(vec4 from, vec4 to, float t, vec4 dest) {
/* from + s * (to - from) */
glm_vec4_broadcast(glm_clamp_zo(t), s);
glm_vec4_sub(to, from, v);
glm_vec4_mulv(s, v, v);
glm_vec4_mul(s, v, v);
glm_vec4_add(from, v, dest);
}

212
src/vec3.c
View File

@@ -16,320 +16,320 @@ glmc_vec3(vec4 v4, vec3 dest) {
CGLM_EXPORT
void
glmc_vec_copy(vec3 a, vec3 dest) {
glm_vec_copy(a, dest);
glmc_vec3_copy(vec3 a, vec3 dest) {
glm_vec3_copy(a, dest);
}
CGLM_EXPORT
void
glmc_vec_zero(vec3 v) {
glm_vec_zero(v);
glmc_vec3_zero(vec3 v) {
glm_vec3_zero(v);
}
CGLM_EXPORT
void
glmc_vec_one(vec3 v) {
glm_vec_one(v);
glmc_vec3_one(vec3 v) {
glm_vec3_one(v);
}
CGLM_EXPORT
float
glmc_vec_dot(vec3 a, vec3 b) {
return glm_vec_dot(a, b);
glmc_vec3_dot(vec3 a, vec3 b) {
return glm_vec3_dot(a, b);
}
CGLM_EXPORT
void
glmc_vec_cross(vec3 a, vec3 b, vec3 d) {
glm_vec_cross(a, b, d);
glmc_vec3_cross(vec3 a, vec3 b, vec3 d) {
glm_vec3_cross(a, b, d);
}
CGLM_EXPORT
float
glmc_vec_norm(vec3 vec) {
return glm_vec_norm(vec);
glmc_vec3_norm(vec3 v) {
return glm_vec3_norm(v);
}
CGLM_EXPORT
void
glmc_vec_normalize_to(vec3 vec, vec3 dest) {
glm_vec_normalize_to(vec, dest);
glmc_vec3_normalize_to(vec3 v, vec3 dest) {
glm_vec3_normalize_to(v, dest);
}
CGLM_EXPORT
void
glmc_vec_normalize(vec3 v) {
glm_vec_normalize(v);
glmc_vec3_normalize(vec3 v) {
glm_vec3_normalize(v);
}
CGLM_EXPORT
float
glmc_vec_norm2(vec3 vec) {
return glm_vec_norm2(vec);
glmc_vec3_norm2(vec3 v) {
return glm_vec3_norm2(v);
}
CGLM_EXPORT
void
glmc_vec_add(vec3 v1, vec3 v2, vec3 dest) {
glm_vec_add(v1, v2, dest);
glmc_vec3_add(vec3 a, vec3 b, vec3 dest) {
glm_vec3_add(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_adds(vec3 v, float s, vec3 dest) {
glm_vec_adds(v, s, dest);
glmc_vec3_adds(vec3 v, float s, vec3 dest) {
glm_vec3_adds(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec_sub(vec3 a, vec3 b, vec3 dest) {
glm_vec_sub(a, b, dest);
glmc_vec3_sub(vec3 a, vec3 b, vec3 dest) {
glm_vec3_sub(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_subs(vec3 v, float s, vec3 dest) {
glm_vec_subs(v, s, dest);
glmc_vec3_subs(vec3 v, float s, vec3 dest) {
glm_vec3_subs(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec_mul(vec3 a, vec3 b, vec3 d) {
glm_vec_mul(a, b, d);
glmc_vec3_mul(vec3 a, vec3 b, vec3 d) {
glm_vec3_mul(a, b, d);
}
CGLM_EXPORT
void
glmc_vec_scale(vec3 v, float s, vec3 dest) {
glm_vec_scale(v, s, dest);
glmc_vec3_scale(vec3 v, float s, vec3 dest) {
glm_vec3_scale(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec_scale_as(vec3 v, float s, vec3 dest) {
glm_vec_scale_as(v, s, dest);
glmc_vec3_scale_as(vec3 v, float s, vec3 dest) {
glm_vec3_scale_as(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec_div(vec3 a, vec3 b, vec3 dest) {
glm_vec_div(a, b, dest);
glmc_vec3_div(vec3 a, vec3 b, vec3 dest) {
glm_vec3_div(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_divs(vec3 a, float s, vec3 dest) {
glm_vec_divs(a, s, dest);
glmc_vec3_divs(vec3 a, float s, vec3 dest) {
glm_vec3_divs(a, s, dest);
}
CGLM_EXPORT
void
glmc_vec_addadd(vec3 a, vec3 b, vec3 dest) {
glm_vec_addadd(a, b, dest);
glmc_vec3_addadd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_addadd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_subadd(vec3 a, vec3 b, vec3 dest) {
glm_vec_subadd(a, b, dest);
glmc_vec3_subadd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_subadd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_muladd(vec3 a, vec3 b, vec3 dest) {
glm_vec_muladd(a, b, dest);
glmc_vec3_muladd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_muladd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_muladds(vec3 a, float s, vec3 dest) {
glm_vec_muladds(a, s, dest);
glmc_vec3_muladds(vec3 a, float s, vec3 dest) {
glm_vec3_muladds(a, s, dest);
}
CGLM_EXPORT
void
glmc_vec_flipsign(vec3 v) {
glm_vec_flipsign(v);
glmc_vec3_maxadd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_maxadd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_flipsign_to(vec3 v, vec3 dest) {
glm_vec_flipsign_to(v, dest);
glmc_vec3_minadd(vec3 a, vec3 b, vec3 dest) {
glm_vec3_minadd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_inv(vec3 v) {
glm_vec_inv(v);
glmc_vec3_negate(vec3 v) {
glm_vec3_negate(v);
}
CGLM_EXPORT
void
glmc_vec_inv_to(vec3 v, vec3 dest) {
glm_vec_inv_to(v, dest);
glmc_vec3_negate_to(vec3 v, vec3 dest) {
glm_vec3_negate_to(v, dest);
}
CGLM_EXPORT
float
glmc_vec_angle(vec3 v1, vec3 v2) {
return glm_vec_angle(v1, v2);
glmc_vec3_angle(vec3 a, vec3 b) {
return glm_vec3_angle(a, b);
}
CGLM_EXPORT
void
glmc_vec_rotate(vec3 v, float angle, vec3 axis) {
glm_vec_rotate(v, angle, axis);
glmc_vec3_rotate(vec3 v, float angle, vec3 axis) {
glm_vec3_rotate(v, angle, axis);
}
CGLM_EXPORT
void
glmc_vec_rotate_m4(mat4 m, vec3 v, vec3 dest) {
glm_vec_rotate_m4(m, v, dest);
glmc_vec3_rotate_m4(mat4 m, vec3 v, vec3 dest) {
glm_vec3_rotate_m4(m, v, dest);
}
CGLM_EXPORT
void
glmc_vec_rotate_m3(mat3 m, vec3 v, vec3 dest) {
glm_vec_rotate_m3(m, v, dest);
glmc_vec3_rotate_m3(mat3 m, vec3 v, vec3 dest) {
glm_vec3_rotate_m3(m, v, dest);
}
CGLM_EXPORT
void
glmc_vec_proj(vec3 a, vec3 b, vec3 dest) {
glm_vec_proj(a, b, dest);
glmc_vec3_proj(vec3 a, vec3 b, vec3 dest) {
glm_vec3_proj(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_center(vec3 v1, vec3 v2, vec3 dest) {
glm_vec_center(v1, v2, dest);
glmc_vec3_center(vec3 a, vec3 b, vec3 dest) {
glm_vec3_center(a, b, dest);
}
CGLM_EXPORT
float
glmc_vec_distance2(vec3 v1, vec3 v2) {
return glm_vec_distance2(v1, v2);
glmc_vec3_distance2(vec3 a, vec3 b) {
return glm_vec3_distance2(a, b);
}
CGLM_EXPORT
float
glmc_vec_distance(vec3 v1, vec3 v2) {
return glm_vec_distance(v1, v2);
glmc_vec3_distance(vec3 a, vec3 b) {
return glm_vec3_distance(a, b);
}
CGLM_EXPORT
void
glmc_vec_maxv(vec3 v1, vec3 v2, vec3 dest) {
glm_vec_minv(v1, v2, dest);
glmc_vec3_maxv(vec3 a, vec3 b, vec3 dest) {
glm_vec3_minv(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_minv(vec3 v1, vec3 v2, vec3 dest) {
glm_vec_maxv(v1, v2, dest);
glmc_vec3_minv(vec3 a, vec3 b, vec3 dest) {
glm_vec3_maxv(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec_clamp(vec3 v, float minVal, float maxVal) {
glm_vec_clamp(v, minVal, maxVal);
glmc_vec3_clamp(vec3 v, float minVal, float maxVal) {
glm_vec3_clamp(v, minVal, maxVal);
}
CGLM_EXPORT
void
glmc_vec_ortho(vec3 v, vec3 dest) {
glm_vec_ortho(v, dest);
glmc_vec3_ortho(vec3 v, vec3 dest) {
glm_vec3_ortho(v, dest);
}
CGLM_EXPORT
void
glmc_vec_lerp(vec3 from, vec3 to, float t, vec3 dest) {
glm_vec_lerp(from, to, t, dest);
glmc_vec3_lerp(vec3 from, vec3 to, float t, vec3 dest) {
glm_vec3_lerp(from, to, t, dest);
}
/* ext */
CGLM_EXPORT
void
glmc_vec_mulv(vec3 a, vec3 b, vec3 d) {
glm_vec_mulv(a, b, d);
glmc_vec3_mulv(vec3 a, vec3 b, vec3 d) {
glm_vec3_mulv(a, b, d);
}
CGLM_EXPORT
void
glmc_vec_broadcast(float val, vec3 d) {
glm_vec_broadcast(val, d);
glmc_vec3_broadcast(float val, vec3 d) {
glm_vec3_broadcast(val, d);
}
CGLM_EXPORT
bool
glmc_vec_eq(vec3 v, float val) {
return glm_vec_eq(v, val);
glmc_vec3_eq(vec3 v, float val) {
return glm_vec3_eq(v, val);
}
CGLM_EXPORT
bool
glmc_vec_eq_eps(vec3 v, float val) {
return glm_vec_eq_eps(v, val);
glmc_vec3_eq_eps(vec3 v, float val) {
return glm_vec3_eq_eps(v, val);
}
CGLM_EXPORT
bool
glmc_vec_eq_all(vec3 v) {
return glm_vec_eq_all(v);
glmc_vec3_eq_all(vec3 v) {
return glm_vec3_eq_all(v);
}
CGLM_EXPORT
bool
glmc_vec_eqv(vec3 v1, vec3 v2) {
return glm_vec_eqv(v1, v2);
glmc_vec3_eqv(vec3 a, vec3 b) {
return glm_vec3_eqv(a, b);
}
CGLM_EXPORT
bool
glmc_vec_eqv_eps(vec3 v1, vec3 v2) {
return glm_vec_eqv_eps(v1, v2);
glmc_vec3_eqv_eps(vec3 a, vec3 b) {
return glm_vec3_eqv_eps(a, b);
}
CGLM_EXPORT
float
glmc_vec_max(vec3 v) {
return glm_vec_max(v);
glmc_vec3_max(vec3 v) {
return glm_vec3_max(v);
}
CGLM_EXPORT
float
glmc_vec_min(vec3 v) {
return glm_vec_min(v);
glmc_vec3_min(vec3 v) {
return glm_vec3_min(v);
}
CGLM_EXPORT
bool
glmc_vec_isnan(vec3 v) {
return glm_vec_isnan(v);
glmc_vec3_isnan(vec3 v) {
return glm_vec3_isnan(v);
}
CGLM_EXPORT
bool
glmc_vec_isinf(vec3 v) {
return glm_vec_isinf(v);
glmc_vec3_isinf(vec3 v) {
return glm_vec3_isinf(v);
}
CGLM_EXPORT
bool
glmc_vec_isvalid(vec3 v) {
return glm_vec_isvalid(v);
glmc_vec3_isvalid(vec3 v) {
return glm_vec3_isvalid(v);
}
CGLM_EXPORT
void
glmc_vec_sign(vec3 v, vec3 dest) {
glm_vec_sign(v, dest);
glmc_vec3_sign(vec3 v, vec3 dest) {
glm_vec3_sign(v, dest);
}
CGLM_EXPORT
void
glmc_vec_sqrt(vec3 v, vec3 dest) {
glm_vec_sqrt(v, dest);
glmc_vec3_sqrt(vec3 v, vec3 dest) {
glm_vec3_sqrt(v, dest);
}

52
src/vec4.c
View File

@@ -28,8 +28,8 @@ glmc_vec4_one(vec4 v) {
CGLM_EXPORT
void
glmc_vec4_copy3(vec4 a, vec3 dest) {
glm_vec4_copy3(a, dest);
glmc_vec4_copy3(vec4 v, vec3 dest) {
glm_vec4_copy3(v, dest);
}
CGLM_EXPORT
@@ -52,14 +52,14 @@ glmc_vec4_dot(vec4 a, vec4 b) {
CGLM_EXPORT
float
glmc_vec4_norm(vec4 vec) {
return glm_vec4_norm(vec);
glmc_vec4_norm(vec4 v) {
return glm_vec4_norm(v);
}
CGLM_EXPORT
void
glmc_vec4_normalize_to(vec4 vec, vec4 dest) {
glm_vec4_normalize_to(vec, dest);
glmc_vec4_normalize_to(vec4 v, vec4 dest) {
glm_vec4_normalize_to(v, dest);
}
CGLM_EXPORT
@@ -70,8 +70,8 @@ glmc_vec4_normalize(vec4 v) {
CGLM_EXPORT
float
glmc_vec4_norm2(vec4 vec) {
return glm_vec4_norm2(vec);
glmc_vec4_norm2(vec4 v) {
return glm_vec4_norm2(v);
}
CGLM_EXPORT
@@ -154,44 +154,44 @@ glmc_vec4_muladds(vec4 a, float s, vec4 dest) {
CGLM_EXPORT
void
glmc_vec4_flipsign(vec4 v) {
glm_vec4_flipsign(v);
glmc_vec4_maxadd(vec4 a, vec4 b, vec4 dest) {
glm_vec4_maxadd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec4_flipsign_to(vec4 v, vec4 dest) {
glm_vec4_flipsign_to(v, dest);
glmc_vec4_minadd(vec4 a, vec4 b, vec4 dest) {
glm_vec4_minadd(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec4_inv(vec4 v) {
glm_vec4_inv(v);
glmc_vec4_negate(vec4 v) {
glm_vec4_negate(v);
}
CGLM_EXPORT
void
glmc_vec4_inv_to(vec4 v, vec4 dest) {
glm_vec4_inv_to(v, dest);
glmc_vec4_negate_to(vec4 v, vec4 dest) {
glm_vec4_negate_to(v, dest);
}
CGLM_EXPORT
float
glmc_vec4_distance(vec4 v1, vec4 v2) {
return glm_vec4_distance(v1, v2);
glmc_vec4_distance(vec4 a, vec4 b) {
return glm_vec4_distance(a, b);
}
CGLM_EXPORT
void
glmc_vec4_maxv(vec4 v1, vec4 v2, vec4 dest) {
glm_vec4_minv(v1, v2, dest);
glmc_vec4_maxv(vec4 a, vec4 b, vec4 dest) {
glm_vec4_minv(a, b, dest);
}
CGLM_EXPORT
void
glmc_vec4_minv(vec4 v1, vec4 v2, vec4 dest) {
glm_vec4_maxv(v1, v2, dest);
glmc_vec4_minv(vec4 a, vec4 b, vec4 dest) {
glm_vec4_maxv(a, b, dest);
}
CGLM_EXPORT
@@ -240,14 +240,14 @@ glmc_vec4_eq_all(vec4 v) {
CGLM_EXPORT
bool
glmc_vec4_eqv(vec4 v1, vec4 v2) {
return glm_vec4_eqv(v1, v2);
glmc_vec4_eqv(vec4 a, vec4 b) {
return glm_vec4_eqv(a, b);
}
CGLM_EXPORT
bool
glmc_vec4_eqv_eps(vec4 v1, vec4 v2) {
return glm_vec4_eqv_eps(v1, v2);
glmc_vec4_eqv_eps(vec4 a, vec4 b) {
return glm_vec4_eqv_eps(a, b);
}
CGLM_EXPORT

2
test/src/test_cam.c
View File

@@ -16,7 +16,7 @@ test_camera_lookat(void **state) {
up = {0.0f, 1.0f, 0.0f}
;
glm_vec_add(eye, dir, center);
glm_vec3_add(eye, dir, center);
glm_lookat(eye, center, up, view1);
glm_look(eye, dir, up, view2);

2
test/src/test_clamp.c
View File

@@ -16,7 +16,7 @@ test_clamp(void **state) {
assert_true(glm_clamp(-1.6f, 0.0f, 1.0f) == 0.0f);
assert_true(glm_clamp(0.6f, 0.0f, 1.0f) == 0.6f);
glm_vec_clamp(v3, 0.0, 1.0);
glm_vec3_clamp(v3, 0.0, 1.0);
glm_vec4_clamp(v4, 1.5, 3.0);
assert_true(v3[0] == 1.0f);

4
test/src/test_quat.c
View File

@@ -128,7 +128,7 @@ test_quat(void **state) {
axis[1] = sinf(glm_rad(-90.0f) * 0.5f) * 1.0f;
axis[2] = 0.0f;
assert_true(glm_vec_eqv_eps(imag, axis));
assert_true(glm_vec3_eqv_eps(imag, axis));
/* 9.2 axis */
glm_quat_axis(q4, axis);
@@ -143,7 +143,7 @@ test_quat(void **state) {
v1[0] = 0.0f; v1[1] = 0.0f; v1[2] = -1.0f;
v2[0] = 0.0f; v2[1] = 0.0f; v2[2] = -1.0f;
glm_vec_rotate(v1, glm_rad(90.0f), (vec3){1.0f, 0.0f, 0.0f});
glm_vec3_rotate(v1, glm_rad(90.0f), (vec3){1.0f, 0.0f, 0.0f});
glm_quatv(q3, glm_rad(90.0f), (vec3){1.0f, 0.0f, 0.0f});
glm_vec4_scale(q3, 1.5, q3);

68
test/src/test_vec3.c
View File

@@ -14,64 +14,64 @@ test_vec3(void **state) {
vec3 v, v1, v2;
/* test zero */
glm_vec_zero(v);
glm_vec3_zero(v);
test_assert_vec3_eq(GLM_VEC3_ZERO, v);
/* test one */
glm_vec_one(v);
glm_vec3_one(v);
test_assert_vec3_eq(GLM_VEC3_ONE, v);
/* adds, subs, div, divs, mul */
glm_vec_add(v, GLM_VEC3_ONE, v);
assert_true(glmc_vec_eq_eps(v, 2));
glm_vec3_add(v, GLM_VEC3_ONE, v);
assert_true(glmc_vec3_eq_eps(v, 2));
glm_vec_adds(v, 10, v);
assert_true(glmc_vec_eq_eps(v, 12));
glm_vec3_adds(v, 10, v);
assert_true(glmc_vec3_eq_eps(v, 12));
glm_vec_sub(v, GLM_VEC3_ONE, v);
assert_true(glmc_vec_eq_eps(v, 11));
glm_vec3_sub(v, GLM_VEC3_ONE, v);
assert_true(glmc_vec3_eq_eps(v, 11));
glm_vec_subs(v, 1, v);
assert_true(glmc_vec_eq_eps(v, 10));
glm_vec3_subs(v, 1, v);
assert_true(glmc_vec3_eq_eps(v, 10));
glm_vec_broadcast(2, v1);
glm_vec_div(v, v1, v);
assert_true(glmc_vec_eq_eps(v, 5));
glm_vec3_broadcast(2, v1);
glm_vec3_div(v, v1, v);
assert_true(glmc_vec3_eq_eps(v, 5));
glm_vec_divs(v, 0.5, v);
assert_true(glmc_vec_eq_eps(v, 10));
glm_vec3_divs(v, 0.5, v);
assert_true(glmc_vec3_eq_eps(v, 10));
glm_vec_mul(v, v1, v);
assert_true(glmc_vec_eq_eps(v, 20));
glm_vec3_mul(v, v1, v);
assert_true(glmc_vec3_eq_eps(v, 20));
glm_vec_scale(v, 0.5, v);
assert_true(glmc_vec_eq_eps(v, 10));
glm_vec3_scale(v, 0.5, v);
assert_true(glmc_vec3_eq_eps(v, 10));
glm_vec_normalize_to(v, v1);
glm_vec_scale(v1, 0.8, v1);
glm_vec_scale_as(v, 0.8, v);
glm_vec3_normalize_to(v, v1);
glm_vec3_scale(v1, 0.8, v1);
glm_vec3_scale_as(v, 0.8, v);
test_assert_vec3_eq(v1, v);
/* addadd, subadd, muladd */
glm_vec_one(v);
glm_vec3_one(v);
glm_vec_addadd(GLM_VEC3_ONE, GLM_VEC3_ONE, v);
assert_true(glmc_vec_eq_eps(v, 3));
glm_vec3_addadd(GLM_VEC3_ONE, GLM_VEC3_ONE, v);
assert_true(glmc_vec3_eq_eps(v, 3));
glm_vec_subadd(GLM_VEC3_ONE, GLM_VEC3_ZERO, v);
assert_true(glmc_vec_eq_eps(v, 4));
glm_vec3_subadd(GLM_VEC3_ONE, GLM_VEC3_ZERO, v);
assert_true(glmc_vec3_eq_eps(v, 4));
glm_vec_broadcast(2, v1);
glm_vec_broadcast(3, v2);
glm_vec_muladd(v1, v2, v);
assert_true(glmc_vec_eq_eps(v, 10));
glm_vec3_broadcast(2, v1);
glm_vec3_broadcast(3, v2);
glm_vec3_muladd(v1, v2, v);
assert_true(glmc_vec3_eq_eps(v, 10));
/* rotate */
glm_vec_copy(GLM_YUP, v);
glm_vec3_copy(GLM_YUP, v);
glm_rotate_make(rot1, glm_rad(90), GLM_XUP);
glm_vec_rotate_m4(rot1, v, v1);
glm_vec3_rotate_m4(rot1, v, v1);
glm_mat4_pick3(rot1, rot1m3);
glm_vec_rotate_m3(rot1m3, v, v2);
glm_vec3_rotate_m3(rot1m3, v, v2);
test_assert_vec3_eq(v1, v2);
test_assert_vec3_eq(v1, GLM_ZUP);