From 7b3afcaf77f96e7d62f6cd1623ead7f17512d79f Mon Sep 17 00:00:00 2001
From: Omniscient <17525998+omnisci3nce@users.noreply.github.com>
Date: Sat, 24 Feb 2024 22:47:46 +1100
Subject: repo init. partial port of existing code

---
 src/camera.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 src/camera.c

(limited to 'src/camera.c')

diff --git a/src/camera.c b/src/camera.c
new file mode 100644
index 0000000..c2b864d
--- /dev/null
+++ b/src/camera.c
@@ -0,0 +1,11 @@
+#include "camera.h"
+
+#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);
+  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;
+}
\ No newline at end of file
-- 
cgit v1.2.3-70-g09d2