i don't even know

1 files changed, 0 insertions, 99 deletions

diff --git a/prge_camera.c b/prge_camera.c
deleted file mode 100644
index 0a79a74..0000000
--- a/prge_camera.c
+++ /dev/null
@@ -1,99 +0,0 @@
-Camera initcam(V3 pos, F32 fov, F32 near, F32 far, F32 yaw, F32 pitch, F32 roll)
-{
-	Camera	c = {
-		.pos = pos,
-		.fov = fov,
-		.near = near,
-		.far = far,
-		.yaw = yaw,
-		.pitch = pitch,
-		.roll = roll,
-	};
-	return c;
-}
-
-MAT4 getfpviewmat(Camera *c)
-{
-	MAT4	v;
-	v = translmat4(MAT4_IDENTITY, invv3(c->pos));
-	v = rotatemat4(v, v3(c->pitch, c->yaw, c->roll));
-	return v;
-}
-
-void getfpvecs(Camera *c, V3 *l, V3 *u, V3 *f)
-{
-	F32	angle, cp, sp, cy, sy, cr, sr;
-
-	angle = DEG2RAD*c->pitch;
-	cp = f32cos(angle);
-	sp = f32sin(angle);
-	angle = DEG2RAD*c->yaw;
-	cy = f32cos(angle);
-	sy = f32sin(angle);
-	angle = DEG2RAD*c->roll;
-	cr = f32cos(angle);
-	sr = f32sin(angle);
-
-	*l = v3(cy*cr, -cy*sr, sy);
-	*u = v3(sp*sy*cr+cp*sr, -sp*sy*sr+cp*cr, -sp*cy);
-	*f = v3(-cp*sy*cr+sp*sr, cp*sy*sr+sp*cr, cp*cy);
-}
-
-MAT4 lookat(Camera c, V3 t, V3 wup)
-{
-	V3	f, r, u;
-	MAT4	transl, rotate, res;
-
-	f = normv3(subv3(c.pos, t));
-	r = normv3(crossv3(wup, f));
-	u = crossv3(f, r);
-
-	transl = translmat4(MAT4_IDENTITY, invv3(c.pos));
-	rotate = transpmat4(rotateaxismat4(r, u, f));
-	res = mulmat4(rotate, transl);
-
-	return res;
-}
-
-MAT4 ortho(F32 l, F32 r, F32 b, F32 t, F32 n, F32 f)
-{
-	MAT4	res;
-
-	res = MAT4_IDENTITY;
-	res.m0.x = 2.0f/(r-l);
-	res.m1.y = 2.0f/(t-b);
-	res.m2.z = -2.0f/(f-n);
-	res.m3.x = -(r+l)/(r-l);
-	res.m3.y = -(t+b)/(t-b);
-	res.m3.z = -(f+n)/(f-n);
-
-	return res;
-}
-
-MAT4 persp(F32 fov, F32 ar, F32 n, F32 f)
-{
-	F32	r, t;
-	MAT4	res;
-
-	r = n*f32tan(fov/2.0f*DEG2RAD);
-	t = r/ar;
-
-	res = MAT4_IDENTITY;
-	res.m0.x = n/r;
-	res.m1.y = n/t;
-	res.m2.z = -(f+n)/(f-n);
-	res.m2.w = -1.0f;
-	res.m3.z = (-2.0f*f*n)/(f-n);
-	res.m3.w = 0.0f;
-
-	return res;
-}
-
-MAT4 camera_persp(Camera c, F32 ar)
-{
-	MAT4	res;
-
-	res = persp(c.fov, ar, c.near, c.far);
-
-	return res;
-}