Rename calcLookAtMatrix => look_mat

examples/test/shaders/test.frag

@@ -70,7 +70,7 @@ void main() {
 	uv.x *= u_Resolution.x/u_Resolution.y;
 
 	vec3 eye = vec3(0., 0., -5.);
-	mat3 lookAt = calcLookAtMatrix(eye, vec3(0., 0., 0.), u_Time);
+	mat3 lookAt = look_mat(eye, target, 0);
 	vec3 dir = normalize(lookAt * ray_dir(FOV, uv));
 
 	color = vec4(0.);

examples/test/shaders/utils.glsl

@@ -1,8 +1,8 @@
-mat3 calcLookAtMatrix(vec3 origin, vec3 target, float roll) {
+mat3 look_mat(vec3 origin, vec3 target, float roll) {
   vec3 rr = vec3(sin(roll), cos(roll), 0.0);
   vec3 ww = normalize(target - origin);
   vec3 uu = normalize(cross(ww, rr));
   vec3 vv = normalize(cross(uu, ww));
 
   return mat3(uu, vv, ww);
-}
+}