From 7f3aa1cff755d21d972457b05c140cf465b9fa19 Mon Sep 17 00:00:00 2001 From: DrNuget Date: Wed, 7 Jan 2026 04:58:54 +0200 Subject: some basic 3D rendering and the base for chunk generation etc. --- src/engine/M_camera.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 src/engine/M_camera.c (limited to 'src/engine/M_camera.c') diff --git a/src/engine/M_camera.c b/src/engine/M_camera.c new file mode 100644 index 0000000..58414a7 --- /dev/null +++ b/src/engine/M_camera.c @@ -0,0 +1,30 @@ +#include "M_camera.h" + +void M_initCamera(M_Camera *camera, vec3 up) +{ + glm_vec3_zero(camera->pos); + glm_vec3_copy( + up, + camera->up + ); + glm_vec3_copy( + (vec3){0.0f, 0.0f, -1.0f}, + camera->direction + ); +} + +inline void M_cameraViewMatrix(M_Camera* camera) +{ + vec3 target; + glm_vec3_add( + camera->pos, + camera->direction, + target + ); + glm_lookat( + camera->pos, + target, + camera->up, + camera->view_matrix + ); +} -- cgit v1.2.3