void draw_2d_triangle (rgb_colour col)
{
draw_2d_line (-0.5, -0.5, 0.0, 0.5, col);
draw_2d_line (0.0, 0.5, 0.5, -0.5, col);
draw_2d_line (0.5, -0.5, -0.5, -0.5, col);
}
void draw_2d_diamond (rgb_colour col)
{
draw_2d_line (-0.5, 0.0, 0.0, 0.5, col);
draw_2d_line (0.0, 0.5, 0.5, 0.0, col);
draw_2d_line (0.5, 0.0, 0.0, -0.5, col);
draw_2d_line (0.0, -0.5, -0.5, 0.0, col);
}
void draw_2d_square (rgb_colour col)
{
draw_2d_line (-0.5, -0.5, -0.5, 0.5, col);
draw_2d_line (-0.5, 0.5, 0.5, 0.5, col);
draw_2d_line (0.5, 0.5, 0.5, -0.5, col);
draw_2d_line (-0.5, -0.5, 0.5, -0.5, col);
}
static void draw_layout_grid (void)
{
float
x,
y;
if (display_hud_layout_grid)
{
for (x = HUD_WINDOW_X_MIN; x <= HUD_WINDOW_X_MAX; x += 0.1)
{
draw_2d_line (x, HUD_WINDOW_Y_MIN, x, HUD_WINDOW_Y_MAX, sys_col_red);
}
for (y = HUD_WINDOW_Y_MIN; y <= HUD_WINDOW_Y_MAX; y += 0.1)
{
draw_2d_line (HUD_WINDOW_X_MIN, y, HUD_WINDOW_X_MAX, y, sys_col_red);
}
}
}
static void draw_layout_grid (void)
{
float
x,
y;
if (display_mfd_layout_grid)
{
for (x = -1.0; x <= 1.0; x += 0.1)
{
draw_2d_line (x, -1.0, x, 1.0, sys_col_red);
}
for (y = -1.0; y <= 1.0; y += 0.1)
{
draw_2d_line (-1.0, y, 1.0, y, sys_col_red);
}
}
}
static void draw_aim_marker(float x, float y, float range, float min_range)
{
const float
tick_end = GUN_PIPPER_SIZE - 0.035,
start = 0.05,
end = 0.25;
// draw cross
draw_2d_half_thick_line(x, y + start, x, y + end, hud_colour);
draw_2d_half_thick_line(x, y - start, x, y - end, hud_colour);
draw_2d_half_thick_line(x + start, y, x + end, y, hud_colour);
draw_2d_half_thick_line(x - start, y, x - end, y, hud_colour);
// draw range bar
{
int
i,
min_range_i,
end_i;
for (i=0; i<NUM_GUN_PIPPER_POINTS; i++)
set_2d_pixel(x + gun_pipper_points[i][0], y + gun_pipper_points[i][1], hud_colour);
min_range_i = bound((min_range / GUN_PIPPER_MAX_RANGE) * NUM_GUN_PIPPER_POINTS, 0, NUM_GUN_PIPPER_POINTS);
end_i = bound((range / GUN_PIPPER_MAX_RANGE) * NUM_GUN_PIPPER_POINTS, 0, NUM_GUN_PIPPER_POINTS);
for (i=0; i<end_i; i++)
{
if (i < min_range_i)
draw_2d_mono_sprite (small_hud_plus, x + gun_pipper_points2[i][0], y + gun_pipper_points2[i][1], hud_colour);
else
draw_2d_mono_sprite (big_hud_dot, x + gun_pipper_points2[i][0], y + gun_pipper_points2[i][1], hud_colour);
}
}
// draw range tick marks
draw_2d_line(x, y + GUN_PIPPER_SIZE, x, y + tick_end, hud_colour);
draw_2d_line(x + GUN_PIPPER_SIZE * 0.5, y + GUN_PIPPER_SIZE * SIN60, x + tick_end * 0.5, y + tick_end * SIN60, hud_colour);
draw_2d_line(x + GUN_PIPPER_SIZE * SIN60, y + GUN_PIPPER_SIZE * 0.5, x + tick_end * SIN60, y + tick_end * 0.5, hud_colour);
draw_2d_line(x + GUN_PIPPER_SIZE, y, x + GUN_PIPPER_SIZE - tick_end, y, hud_colour);
draw_2d_line(x + GUN_PIPPER_SIZE * SIN60, y - GUN_PIPPER_SIZE * 0.5, x + tick_end * SIN60, y - tick_end * 0.5, hud_colour);
}
static void draw_backup_sight(void)
{
const float
nar_tick = 0.035,
wide_tick = 0.075;
set_2d_pixel(0.0, 0.0, backup_sight_colour);
draw_2d_circle(0.0, 0.0, 0.15, backup_sight_colour);
draw_2d_circle(0.0, 0.0, 0.4, backup_sight_colour);
draw_2d_line(0.0, 0.6, 0.0, 0.1, backup_sight_colour);
draw_2d_line(0.0, -0.1, 0.0, -1.0, backup_sight_colour);
draw_2d_line(0.8, 0.0, 0.1, 0.0, backup_sight_colour);
draw_2d_line(-0.8, 0.0, -0.1, 0.0, backup_sight_colour);
// horizontal tick marks
draw_2d_line(-wide_tick, 0.2, wide_tick, 0.2, backup_sight_colour);
draw_2d_line(-wide_tick, -0.2, wide_tick, -0.2, backup_sight_colour);
draw_2d_line(-wide_tick, -0.6, wide_tick, -0.6, backup_sight_colour);
draw_2d_line(-wide_tick, -0.8, wide_tick, -0.8, backup_sight_colour);
draw_2d_line(-nar_tick, 0.5, nar_tick, 0.5, backup_sight_colour);
draw_2d_line(-nar_tick, 0.3, nar_tick, 0.3, backup_sight_colour);
draw_2d_line(-nar_tick, -0.3, nar_tick, -0.3, backup_sight_colour);
draw_2d_line(-nar_tick, -0.5, nar_tick, -0.5, backup_sight_colour);
draw_2d_line(-nar_tick, -0.7, nar_tick, -0.7, backup_sight_colour);
draw_2d_line(-nar_tick, -0.9, nar_tick, -0.9, backup_sight_colour);
// vertical tick marks
draw_2d_line(-0.6, wide_tick, -0.6, -wide_tick, backup_sight_colour);
draw_2d_line(-0.2, wide_tick, -0.2, -wide_tick, backup_sight_colour);
draw_2d_line( 0.2, wide_tick, 0.2, -wide_tick, backup_sight_colour);
draw_2d_line( 0.6, wide_tick, 0.6, -wide_tick, backup_sight_colour);
draw_2d_line(-0.7, nar_tick, -0.7, -nar_tick, backup_sight_colour);
draw_2d_line(-0.5, nar_tick, -0.5, -nar_tick, backup_sight_colour);
draw_2d_line(-0.3, nar_tick, -0.3, -nar_tick, backup_sight_colour);
draw_2d_line( 0.7, nar_tick, 0.7, -nar_tick, backup_sight_colour);
draw_2d_line( 0.5, nar_tick, 0.5, -nar_tick, backup_sight_colour);
draw_2d_line( 0.3, nar_tick, 0.3, -nar_tick, backup_sight_colour);
}
void draw_2d_cross (rgb_colour col)
{
draw_2d_line (-0.5, -0.5, 0.5, 0.5, col);
draw_2d_line (-0.5, 0.5, 0.5, -0.5, col);
}
static void draw_2d_eo_display (eo_params *eo, target_acquisition_systems system, int damaged, int valid_3d)
{
const char
*s;
char
buffer[200];
int
heading_readout;
float
width,
heading,
marker_position,
target_range = 0.0,
y_adjust,
i,
j,
x,
y;
entity
*source,
*target;
vec3d
*source_position,
target_point;
viewpoint
tmp;
object_3d_visibility
visibility;
ASSERT (eo);
source = get_gunship_entity ();
source_position = get_local_entity_vec3d_ptr (source, VEC3D_TYPE_POSITION);
target = get_local_entity_parent (source, LIST_TYPE_TARGET);
target_range = get_range_to_target();
////////////////////////////////////////
//
// text
//
////////////////////////////////////////
set_mono_font_colour (MFD_EO_TEXT_COLOUR);
set_mono_font_type (MONO_FONT_TYPE_7X12);
//
// sensor type
//
y_adjust = 5.0;
set_2d_mono_font_position (-1.0, 1.0);
set_mono_font_rel_position (1.0, y_adjust);
switch (system)
{
case TARGET_ACQUISITION_SYSTEM_FLIR:
{
print_mono_font_string ("FLIR");
break;
}
case TARGET_ACQUISITION_SYSTEM_LLLTV:
{
print_mono_font_string ("LLLTV");
break;
}
case TARGET_ACQUISITION_SYSTEM_PERISCOPE:
{
print_mono_font_string ("SCOPE");
break;
}
default:
{
print_mono_font_string ("XXX");
break;
}
}
//
// damaged
//
if (damaged)
{
draw_2d_line (-0.5, -0.5, 0.5, 0.5, MFD_COLOUR1);
draw_2d_line ( 0.5, -0.5, -0.5, 0.5, MFD_COLOUR1);
return;
}
//
// heading
//
heading = get_heading_from_attitude_matrix (eo_vp.attitude);
if (heading < 0.0)
{
heading += rad (360.0);
}
heading_readout = (int) deg (heading);
if (heading_readout == 0)
{
heading_readout = 360;
}
sprintf (buffer, "%d", heading_readout);
width = get_mono_font_string_width (buffer);
set_2d_mono_font_position (0.0, 1.0);
set_mono_font_rel_position ((-width * 0.5) + 1.0, y_adjust);
print_mono_font_string (buffer);
// airspeed
sprintf(buffer, "%+04.0f", current_flight_dynamics->indicated_airspeed.value);
set_2d_mono_font_position (-1.0, 1.0);
set_mono_font_rel_position(1.0, 18.0);
print_mono_font_string(buffer);
// altitude
if (current_flight_dynamics->radar_altitude.value < 300.0)
{
sprintf(buffer, "R%03.0f", current_flight_dynamics->radar_altitude.value);
set_2d_mono_font_position (1.0, 1.0);
set_mono_font_rel_position(-get_mono_font_string_width(buffer) - 2.0, 18.0);
print_mono_font_string(buffer);
}
//
// low light
//
if (eo_low_light)
{
y_adjust = 32.0;
set_2d_mono_font_position (-1.0, 1.0);
set_mono_font_rel_position (1.0, y_adjust);
print_mono_font_string ("LO LIGHT");
}
//
// field of view
//
switch (eo->field_of_view)
{
case EO_FOV_NARROW:
case EO_FOV_MEDIUM:
{
s = "NARROW";
break;
}
case EO_FOV_WIDE:
{
s = "WIDE";
break;
}
default:
{
s = "XXX";
break;
}
}
width = get_mono_font_string_width (s);
width += 2.0;
y_adjust = 5.0;
set_2d_mono_font_position (1.0, 1.0);
set_mono_font_rel_position (-width, y_adjust);
print_mono_font_string (s);
//
// target name
//
y_adjust = -12.0;
s = get_target_display_name (target, buffer, TRUE);
if (s)
{
set_2d_mono_font_position (-1.0, -1.0);
set_mono_font_rel_position (1.0, y_adjust);
print_mono_font_string (s);
}
//
// target range
//
if (target_range > 0.0)
{
sprintf (buffer, "%.1fKm", target_range * (1.0 / 1000.0));
width = get_mono_font_string_width (buffer);
set_2d_mono_font_position (1.0, -1.0);
width += 2.0;
set_mono_font_rel_position (-width, y_adjust);
print_mono_font_string (buffer);
}
//
// locked
//
if (eo_is_locked())
{
y_adjust = -25.0;
set_2d_mono_font_position (-1.0, -1.0);
set_mono_font_rel_position (1.0, y_adjust);
print_mono_font_string ("LOCKED");
}
// Jabberwock 031107 Designated targets
target = get_local_entity_parent (get_gunship_entity (), LIST_TYPE_TARGET);
if (target && get_local_entity_parent (target, LIST_TYPE_DESIGNATED_TARGET))
{
y_adjust = -25.0;
width = get_mono_font_string_width ("MARKED");
set_2d_mono_font_position (1.0, -1.0);
set_mono_font_rel_position (-width - 1.0, y_adjust);
print_mono_font_string ("MARKED");
}
// Jabberwock 031107 ends
// added ground stabi by GCsDriver 08-12-2007
//
// 030418 loke
// draw an indication if ground stablisation is enabled
//
if (eo_ground_stabilised)
{
y_adjust = -38.0;
width = get_mono_font_string_width ("S");
set_2d_mono_font_position (1.0, -1.0);
set_mono_font_rel_position (-width, y_adjust);
print_mono_font_string ("S");
}
////////////////////////////////////////
//
// line graphics
//
////////////////////////////////////////
//
// datum
//
draw_2d_line (-0.075, 0.0, -0.025, 0.0, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.035, 0.0, 0.08, 0.0, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.0, -0.075, 0.0, -0.025, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.0, 0.035, 0.0, 0.08, MFD_EO_TEXT_COLOUR);
//
// azimuth
//
draw_2d_line (-0.5, 0.8, 0.5, 0.8, MFD_EO_TEXT_COLOUR);
marker_position = (eo_azimuth / eo_max_azimuth) * 0.5;
draw_2d_line (-0.5, 0.8 - 0.02, -0.5, 0.8 + 0.02, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.5, 0.8 - 0.02, 0.5, 0.8 + 0.02, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.0, 0.8 - 0.01, 0.0, 0.8 + 0.01, MFD_EO_TEXT_COLOUR);
draw_2d_mono_sprite (large_azimuth_marker, marker_position, 0.8, MFD_EO_TEXT_COLOUR);
//
// elevation
//
draw_2d_line (-0.9, 0.1, -0.9, -0.3, MFD_EO_TEXT_COLOUR);
if (eo_elevation < 0.0)
{
marker_position = (eo_elevation / eo_min_elevation) * -0.3;
}
else
{
marker_position = (eo_elevation / eo_max_elevation) * 0.1;
}
draw_2d_line (-0.9 - 0.02, 0.1, -0.9 + 0.02, 0.1, MFD_EO_TEXT_COLOUR);
draw_2d_line (-0.9 - 0.02, -0.3, -0.9 + 0.02, -0.3, MFD_EO_TEXT_COLOUR);
draw_2d_line (-0.9 - 0.01, 0.0, -0.9 + 0.01, 0.0, MFD_EO_TEXT_COLOUR);
draw_2d_mono_sprite (large_elevation_marker, -0.9, marker_position, MFD_EO_TEXT_COLOUR);
//
// range
//
draw_2d_line (0.9, 0.0, 0.9, -0.5, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, 0.000, 0.9 + 0.02, 0.000, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.025, 0.9 + 0.01, -0.025, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.050, 0.9 + 0.01, -0.050, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.075, 0.9 + 0.01, -0.075, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.100, 0.9 + 0.02, -0.100, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.125, 0.9 + 0.01, -0.125, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.150, 0.9 + 0.01, -0.150, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.175, 0.9 + 0.01, -0.175, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.200, 0.9 + 0.02, -0.200, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.225, 0.9 + 0.01, -0.225, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.250, 0.9 + 0.01, -0.250, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.275, 0.9 + 0.01, -0.275, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.300, 0.9 + 0.02, -0.300, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.400, 0.9 + 0.02, -0.400, MFD_EO_TEXT_COLOUR);
draw_2d_line (0.9, -0.500, 0.9 + 0.02, -0.500, MFD_EO_TEXT_COLOUR);
if (target_range > 0.0)
{
marker_position = (min (target_range, eo_max_visual_range) / eo_max_visual_range) * -0.5;
draw_2d_mono_sprite (large_range_marker, 0.9, marker_position, MFD_EO_TEXT_COLOUR);
}
// horizon
{
float roll = get_local_entity_float_value (get_gunship_entity (), FLOAT_TYPE_ROLL);
float pitch = get_local_entity_float_value (get_gunship_entity (), FLOAT_TYPE_PITCH);
float pitch_adjustment = -pitch / rad(90) * 0.5;
draw_2d_half_thick_line(-0.35, 0.0, -0.3, 0.0, MFD_EO_TEXT_COLOUR);
draw_2d_half_thick_line( 0.35, 0.0, 0.3, 0.0, MFD_EO_TEXT_COLOUR);
// draw datum
set_2d_instance_rotation (mfd_env, roll);
draw_2d_half_thick_line(-0.75, pitch_adjustment, -0.4, pitch_adjustment, MFD_EO_TEXT_COLOUR);
draw_2d_half_thick_line( 0.75, pitch_adjustment, 0.4, pitch_adjustment, MFD_EO_TEXT_COLOUR);
reset_2d_instance (mfd_env);
}
//
// target gates
//
if (valid_3d)
{
if (target)
{
if (!((!d3d_can_render_to_texture) && (!draw_large_mfd)))
{
tmp = main_vp;
main_vp = eo_vp;
get_local_entity_target_point (target, &target_point);
visibility = get_position_3d_screen_coordinates (&target_point, &i, &j);
if ((visibility == OBJECT_3D_COMPLETELY_VISIBLE) || (visibility == OBJECT_3D_PARTIALLY_VISIBLE))
{
i -= i_translate_3d;
j -= j_translate_3d;
i *= i_scale_3d;
j *= j_scale_3d;
get_2d_world_position (i, j, &x, &y);
draw_2d_line (x - 0.20, y + 0.20, x - 0.15, y + 0.20, MFD_EO_TEXT_COLOUR);
draw_2d_line (x + 0.20, y + 0.20, x + 0.15, y + 0.20, MFD_EO_TEXT_COLOUR);
draw_2d_line (x - 0.20, y - 0.20, x - 0.15, y - 0.20, MFD_EO_TEXT_COLOUR);
draw_2d_line (x + 0.20, y - 0.20, x + 0.15, y - 0.20, MFD_EO_TEXT_COLOUR);
draw_2d_line (x - 0.20, y + 0.20, x - 0.20, y + 0.15, MFD_EO_TEXT_COLOUR);
draw_2d_line (x - 0.20, y - 0.20, x - 0.20, y - 0.15, MFD_EO_TEXT_COLOUR);
draw_2d_line (x + 0.20, y + 0.20, x + 0.20, y + 0.15, MFD_EO_TEXT_COLOUR);
draw_2d_line (x + 0.20, y - 0.20, x + 0.20, y - 0.15, MFD_EO_TEXT_COLOUR);
}
main_vp = tmp;
}
}
}
}
