proper gamepad control

[laserbrain_demo] / src / app.cc

diff --git a/src/app.cc b/src/app.cc
index 59c8f07..e9a4781 100644 (file)
--- a/src/app.cc
+++ b/src/app.cc
@@ -43,7 +43,7 @@ static int prev_mx, prev_my;
 static bool bnstate[8];
 static bool keystate[256];
 static Vec2 joy_move, joy_look;
-static float joy_deadzone = 0.1;
+static float joy_deadzone = 0.01;
 
 static Mat4 view_matrix, mouse_view_matrix, proj_matrix;
 static TextureSet texman;
@@ -96,7 +96,7 @@ bool app_init(int argc, char **argv)
        glClearColor(0.2, 0.2, 0.2, 1.0);
 
        scn = new Scene(&texman);
-       if(!load_scene(scn, "data/museum.scene")) {
+       if(!load_scene(scn, opt.scenefile ? opt.scenefile : "data/museum.scene")) {
                return false;
        }
 
@@ -177,15 +177,17 @@ static void update(float dt)
                float len = sqrt(jmove_lensq);
                jmove_lensq -= jdeadsq;
 
-               dir.x += joy_move.x / len * speed;
-               dir.z += joy_move.y / len * speed;
+               float mag = len * len;
+               dir.x += mag * joy_move.x / len * 2.0 * speed;
+               dir.z += mag * joy_move.y / len * 2.0 * speed;
        }
        if(jlook_lensq > jdeadsq) {
                float len = sqrt(jlook_lensq);
                jlook_lensq -= jdeadsq;
 
-               cam_theta += joy_look.x / len * mouse_speed * 2.0;
-               cam_phi += joy_look.y / len * mouse_speed * 1.0;
+               float mag = len * len;
+               cam_theta += mag * joy_look.x / len * 200.0 * dt;
+               cam_phi += mag * joy_look.y / len * 100.0 * dt;
                if(cam_phi < -90.0f) cam_phi = -90.0f;
                if(cam_phi > 90.0f) cam_phi = 90.0f;
        }