int win_w = 800;
int win_h = 600;
-Camera *camera;
+OrbitCamera *camera;
/* variables */
+static float phi = 25;
+static float theta = 0;
+static float dist = 4;
+
// TODO: remove just for test:
static Scene scene;
return false;
}
- camera = new Camera(25, 25, 4, 45);
+ camera = new OrbitCamera;
+ camera->set_orbit_params(phi, theta, dist);
if(!scene.load("data/spot/spot_control_mesh.obj")) {
fprintf(stderr, "Failed to load scene.\n");
}
static double prev_x, prev_y;
-static int bnstate[8];
+static int button;
static void motion_clbk(GLFWwindow *win, double x, double y)
{
- int dx = x - prev_x;
- int dy = y - prev_y;
+ switch(button) {
+ case GLFW_MOUSE_BUTTON_LEFT:
+ theta += x - prev_x;
+ phi += y - prev_y;
+
+ if(phi < -90)
+ phi = -90;
+ if(phi > 90)
+ phi = 90;
+
+ break;
+
+ case GLFW_MOUSE_BUTTON_RIGHT:
+ dist *= (y - prev_y) * 0.01 + 1;
+ if(dist < 0.0) {
+ dist = 0.0;
+ }
+ break;
+ }
prev_x = x;
prev_y = y;
-
- if(!dx && !dy) return;
-
- if(bnstate[0]) {
- camera->theta += dx * 0.5;
- camera->phi += dy * 0.5;
-
- if(camera->phi < -90) camera->phi = -90;
- if(camera->phi > 90) camera->phi = 90;
- }
- if(bnstate[2]) {
- camera->distance += dy * 0.1;
- if(camera->distance < 0.0) camera->distance = 0.0;
- }
}
static void mouse_clbk(GLFWwindow *win, int bn, int action, int mods)
{
- bnstate[bn - GLFW_MOUSE_BUTTON_LEFT] = action == GLFW_PRESS ? 1 : 0;
+ button = bn;
glfwGetCursorPos(win, &prev_x, &prev_y);
}