void init_star_mesh(GLShape& mesh) {
Vector2 center(0.0f, 0.2f);
std::vector<Vector2> shape = circle(center, 0.2f, 16);
for (int i = 1; i < 16; i+=2) {
shape[i] += 0.5f * (center - shape[i]);
}
mesh = to_xy(triangulate(shape));
}
void init_decal_mesh(GLShape& mesh) {
float x0 = 0.05f;
float y0 = 0.023f;
Vector2 p0(-x0, 0.0f);
Vector2 p1(x0, 0.0f);
Vector2 p2(x0, y0);
Vector2 p3(-x0, y0);
mesh = to_xy(triangulate({p0, p1, p2, p3}));
}
void init_indicator_mesh(GLShape& mesh) {
float x0 = 0.05f;
float y0 = 0.1f;
float y1 = 0.15f;
Vector2 p0(0.0f, 0.0f);
Vector2 p1(x0, y1);
Vector2 p2(0.0f, y0);
Vector2 p3(-x0, y1);
mesh = to_xy(triangulate({p0, p1, p2, p3}));
}
void init_small_flag_mesh(GLShape& mesh) {
float x = 0.05f;
float y0 = 0.05f;
float y1 = 0.15f;
Vector2 p0(-x, y0);
Vector2 p1(0.0f, 0.0f);
Vector2 p2(x, y0);
Vector2 p3(x, y1);
Vector2 p4(-x, y1);
std::vector<Vector2> shape{p0, p1, p2, p3, p4};
mesh = to_xy(triangulate(shape));
}
void GLWidget::paint() {
dist = dist0;
for (int i=sier_lv; i > 0; i--) {
dist /= 2;
}
to_xy(2*dist, dist);
sierp_1(sier_lv);
line_rel(+dist, +dist);
sierp_2(sier_lv);
line_rel(-dist, +dist);
sierp_3(sier_lv);
line_rel(-dist, -dist);
sierp_4(sier_lv);
line_rel(+dist, -dist);
}
void init_crown_mesh(GLShape& mesh) {
float x0 = 0.1f;
float y0 = 0.025f;
float y1 = 0.05f;
float x1 = 0.5f * x0;
Vector2 p0(-x0, 0.0f);
Vector2 p1(x0, 0.0f);
Vector2 p2(x0, y1);
Vector2 p3(x1, y0);
Vector2 p4(0.0f, y1);
Vector2 p5(-x1, y0);
Vector2 p6(-x0, y1);
mesh = to_xy(triangulate({p0, p1, p2, p3, p4, p5, p6}));
}
void init_flag_mesh(GLShape& mesh) {
float x = 0.1f;
float y0 = 0.1f;
float y1 = 0.3f;
Vector2 p0(-x, y0);
Vector2 p1(0.0f, 0.0f);
Vector2 p2(x, y0);
Vector2 p3(x, y1);
Vector2 p4(-x, y1);
std::vector<Vector2> shape{p0, p1, p2, p3, p4};
shape = cut(shape, circle(Vector2(-0.05f, 0.15f), 0.035f, 16));
shape = cut(shape, circle(Vector2(-0.05f, 0.25f), 0.035f, 16));
shape = cut(shape, circle(Vector2(0.05f, 0.15f), 0.035f, 16));
shape = cut(shape, circle(Vector2(0.05f, 0.25f), 0.035f, 16));
mesh = to_xy(triangulate(shape));
}
void init_dot_mesh(std::vector<Vector3>& mesh, float r, int d) {
mesh = to_xy(triangulate(circle(Vector2(), r, d)));
}
void init_mine_mesh(GLShape& base_mesh, GLShape& wheel_mesh) {
float d = 0.025f;
float x0 = 1.5f * d;
float x1 = 2.0f * d;
float y0 = 3.0f * d;
float y1 = 4.0f * d;
float z0 = d * 0.25f;
float z1 = d;
Vector3 p0(-x1, 0.0f, z1);
Vector3 p1(-x0, 0.0f, z1);
Vector3 p2(-x0, y0, z0);
Vector3 p3(x0, y0, z0);
Vector3 p4(x0, 0.0f, z1);
Vector3 p5(x1, 0.0f, z1);
Vector3 p6(x1, y1, 0.0f);
Vector3 p7(-x1, y1, 0.0f);
Vector3 q0(-x1, 0.0f, -z1);
Vector3 q1(-x0, 0.0f, -z1);
Vector3 q2(-x0, y0, -z0);
Vector3 q3(x0, y0, -z0);
Vector3 q4(x0, 0.0f, -z1);
Vector3 q5(x1, 0.0f, -z1);
Vector3 q6(x1, y1, 0.0f);
Vector3 q7(-x1, y1, 0.0f);
base_mesh = {
p0, p1, p2, p0, p2, p7, p2, p3, p6, p2, p6, p7, p3, p4, p5, p3, p5, p6,
q0, q1, q2, q0, q2, q7, q2, q3, q6, q2, q6, q7, q3, q4, q5, q3, q5, q6
};
std::vector<Vector2> wheel = circle(Vector2(), 3.0f * d, 16);
wheel = cut(wheel, circle(Vector2(), 2.5f * d, 16));
wheel_mesh = to_xy(triangulate(wheel));
Vector3 w0(-d * 0.25f, -2.75f * d, 0.0f);
Vector3 w1(d * 0.25f, -2.75f * d, 0.0f);
Vector3 w2(d * 0.25f, 2.75f * d, 0.0f);
Vector3 w3(-d * 0.25f, 2.75f * d, 0.0f);
Vector3 w4(-d * 2.75f, -0.25f * d, 0.0f);
Vector3 w5(d * 2.75f, -0.25f * d, 0.0f);
Vector3 w6(d * 2.75f, 0.25f * d, 0.0f);
Vector3 w7(-d * 2.75f, 0.25f * d, 0.0f);
wheel_mesh.push_back(w0);
wheel_mesh.push_back(w1);
wheel_mesh.push_back(w2);
wheel_mesh.push_back(w0);
wheel_mesh.push_back(w2);
wheel_mesh.push_back(w3);
wheel_mesh.push_back(w4);
wheel_mesh.push_back(w5);
wheel_mesh.push_back(w6);
wheel_mesh.push_back(w4);
wheel_mesh.push_back(w6);
wheel_mesh.push_back(w7);
}
