void Igc3DView::keyPressEvent ( QKeyEvent * k )
{
int n;
switch ( k->key() )
{
case Qt::Key_R:
reset();
break;
// case Key_T:
// state->flight_trace = (state->flight_trace + 1)%2;
// break;
case Qt::Key_S:
state->flight_shadow = (state->flight_shadow + 1)%2;
break;
case Qt::Key_B:
state->polyhedron_back = (state->polyhedron_back + 1)%2;
break;
case Qt::Key_F:
state->polyhedron_front = (state->polyhedron_front + 1)%2;
break;
case Qt::Key_Down:
n = (int)state->alpha-5;
change_alpha(n);
break;
case Qt::Key_Up:
n = (int)state->alpha+5;
change_alpha(n);
break;
case Qt::Key_Left:
n = (int)state->gamma+5;
change_gamma(n);
break;
case Qt::Key_Right:
n = (int)state->gamma-5;
change_gamma(n);
break;
case Qt::Key_Plus:
n = (int)state->mag+2;
change_mag(n);
break;
case Qt::Key_Minus:
n = (int)state->mag-2;
change_mag(n);
break;
case Qt::Key_F1:
showHelp();
break;
}
repaint();
}
static void bl_alpha_change(GtkWidget *w, gpointer data) {
if (blist)
change_alpha(w, blist);
}
/* ----------------------------------------------------------------------------
* Draws this particle onto the world.
*/
void particle::draw() {
if(type == PARTICLE_TYPE_SQUARE) {
al_draw_filled_rectangle(
x - size * 0.5,
y - size * 0.5,
x + size * 0.5,
y + size * 0.5,
change_alpha(
color,
(time / duration) *
color.a * 255
)
);
} else if(type == PARTICLE_TYPE_CIRCLE) {
al_draw_filled_circle(
x,
y,
size * 0.5,
change_alpha(
color,
(time / duration) *
color.a * 255
)
);
} else if(type == PARTICLE_TYPE_BITMAP) {
draw_sprite(
bitmap,
x,
y,
size, -1,
0, change_alpha(
color,
(time / duration) *
color.a * 255
)
);
} else if(type == PARTICLE_TYPE_PIKMIN_SPIRIT) {
draw_sprite(
bitmap, x, y, size, -1,
0, change_alpha(
color,
fabs(
sin((time / duration) * M_PI)
) * color.a * 255
)
);
} else if(type == PARTICLE_TYPE_ENEMY_SPIRIT) {
float s = sin((time / duration) * M_PI);
draw_sprite(
bitmap, x + s * 16, y,
size, -1, s * M_PI,
change_alpha(
color, fabs(s) * color.a * 255
)
);
} else if(type == PARTICLE_TYPE_SMACK) {
float r = time / duration;
float s = size;
float opacity = 255;
if(r <= 0.5) s *= r * 2;
else opacity *= (1 - r) * 2;
draw_sprite(
bitmap, x, y,
s, s, 0, change_alpha(color, opacity)
);
}
}
