diff options
Diffstat (limited to 'src/camera.c')
| -rw-r--r-- | src/camera.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/camera.c b/src/camera.c index c2b864d..8ec1251 100644 --- a/src/camera.c +++ b/src/camera.c @@ -2,10 +2,16 @@ #include "maths.h" -void camera_view_projection(camera *c, f32 screen_height, f32 screen_width, mat4 *out_view_proj) { - mat4 proj = mat4_perspective(c->fov * 3.14 / 180.0, screen_width / screen_height, 0.1, 100.0); +camera camera_create(vec3 pos, vec3 front, vec3 up, f32 fov) { + camera c = { .position = pos, .front = front, .up = up, .fov = fov }; + return c; +} + +void camera_view_projection(camera *c, f32 screen_height, f32 screen_width, mat4 *out_view, + mat4 *out_proj) { + mat4 proj = mat4_perspective(c->fov, screen_width / screen_height, 0.1, 100.0); vec3 camera_direction = vec3_add(c->position, c->front); mat4 view = mat4_look_at(c->position, camera_direction, c->up); - mat4 out_mat = mat4_mult(view, proj); - *out_view_proj = out_mat; + *out_view = view; + *out_proj = proj; }
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