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Only draw tachymetric sight if appropriate inputs exist

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This avoids triggering asserts for missing inputs.
This commit is contained in:
Tim Moore 2010-02-11 00:13:04 +01:00
parent aa8bccf93e
commit 4027a92f88
2 changed files with 17 additions and 12 deletions
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1
src/Instrumentation/HUD/HUD.hxx
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@ -623,6 +623,7 @@ private:
Input _t1;
Input _offset_x;
Input _offset_y;
bool _hasTachyInputs;
float _bullet_size;
float _inner_radius;

28
src/Instrumentation/HUD/HUD_misc.cxx
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@ -28,15 +28,16 @@
HUD::AimingReticle::AimingReticle(HUD *hud, const SGPropertyNode *n, float x, float y) :
Item(hud, n, x, y),
_diameter(n->getNode("diameter-input", false)),
_pitch(n->getNode("pitch-input", false)),
_yaw(n->getNode("yaw-input", false)),
_speed(n->getNode("speed-input", false)),
_range(n->getNode("range-input", false)),
_offset_x(n->getNode("offset-x-input", false)),
_offset_y(n->getNode("offset-y-input", false)),
_diameter(n->getNode("diameter-input", false)),
_t0(n->getNode("arc-start-input", false)),
_t1(n->getNode("arc-stop-input", false)),
_offset_x(n->getNode("offset-x-input", false)),
_offset_y(n->getNode("offset-y-input", false)),
_hasTachyInputs(false),
_compression(n->getFloatValue("compression-factor")),
_limit_x(n->getFloatValue("limit-x")),
_limit_y(n->getFloatValue("limit-y")),
@ -58,6 +59,9 @@ _inner_radius(_w / 2.0)
const SGPropertyNode *anode = n->getNode("align-condition");
if (anode)
_align_condition = sgReadCondition(globals->get_props(), anode);
_hasTachyInputs = _pitch.isValid() && _yaw.isValid() && _speed.isValid()
&& _range.isValid() && _t0.isValid() && _t1.isValid()
&& _offset_x.isValid() && _offset_y.isValid();
}
@ -68,15 +72,9 @@ void HUD::AimingReticle::draw(void)
bool align = _align_condition ? _align_condition->test() : true;
float diameter = _diameter.isValid() ? _diameter.getFloatValue() : 2.0f; // outer circle
float x = _center_x + _offset_x.getFloatValue();
float y = _center_y + _offset_y.getFloatValue();
float x = _center_x + (_offset_x.isValid() ? _offset_x.getFloatValue() : 0);
float y = _center_y + (_offset_y.isValid() ? _offset_y.getFloatValue() : 0);
float t0 = _t0.isValid() ? _t0.getFloatValue() : 2.0f; // start arc
float t1 = _t1.isValid() ? _t1.getFloatValue() : 2.0f; // start arc
float yaw_value = _yaw.getFloatValue();
float pitch_value = _pitch.getFloatValue();
float tof_value = _range.getFloatValue()* 3 / _speed.getFloatValue();
// SG_LOG(SG_INPUT, SG_ALERT, "HUD: compression" << _compression);
@ -86,7 +84,13 @@ void HUD::AimingReticle::draw(void)
draw_bullet(x, y, _bullet_size);
draw_circle(x, y, _inner_radius);
draw_circle(x, y, diameter * _inner_radius);
} else if (tachy){//tachiametric
} else if (tachy && _hasTachyInputs){//tachiametric
float t0 = _t0.isValid() ? _t0.getFloatValue() : 2.0f; // start arc
float t1 = _t1.isValid() ? _t1.getFloatValue() : 2.0f; // start arc
float yaw_value = _yaw.getFloatValue();
float pitch_value = _pitch.getFloatValue();
float tof_value = _range.getFloatValue()* 3 / _speed.getFloatValue();
draw_bullet(x, y, _bullet_size);
draw_circle(x, y, _inner_radius);
draw_line(x + _inner_radius, y, x + _inner_radius * 3, y);