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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* Additional copyright for this file:
* Copyright (C) 1995-1997 Presto Studios, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "pegasus/neighborhood/mars/gravitoncannon.h"
#include "pegasus/neighborhood/mars/robotship.h"
#include "pegasus/neighborhood/mars/spacejunk.h"
namespace Pegasus {
const TimeValue kGravitonTime = kOneSecond * kShuttleWeaponScale;
const tCoordType kGravitonOriginH = kShuttleWindowLeft - 1;
const tCoordType kGravitonOriginV = kShuttleWindowMidV;
const float kGravitonXOrigin = convertScreenHToSpaceX(kGravitonOriginH, kGravitonMinDistance);
const float kGravitonYOrigin = convertScreenVToSpaceY(kGravitonOriginV, kGravitonMinDistance);
const float kGravitonZOrigin = kGravitonMinDistance;
// Width of graviton sprite...
const tCoordType kGravitonMaxScreenWidth = 78;
const tCoordType kGravitonMaxScreenHeight = 46;
const float kGravitonWidth = convertScreenHToSpaceX(kShuttleWindowMidH + kGravitonMaxScreenWidth / 2, kGravitonMinDistance)
- convertScreenHToSpaceX(kShuttleWindowMidH - kGravitonMaxScreenWidth / 2, kGravitonMinDistance);
const float kGravitonHeight = convertScreenVToSpaceY(kShuttleWindowMidV - kGravitonMaxScreenHeight / 2, kGravitonMinDistance)
- convertScreenVToSpaceY(kShuttleWindowMidV + kGravitonMaxScreenHeight / 2, kGravitonMinDistance);
GravitonCannon::GravitonCannon() {
_weaponDuration = kGravitonTime;
setSegment(0, kGravitonTime);
_weaponOrigin = Point3D(kGravitonXOrigin, kGravitonYOrigin, kGravitonZOrigin);
_rightOrigin = Point3D(-kGravitonXOrigin, kGravitonYOrigin, kGravitonZOrigin);
}
void GravitonCannon::initShuttleWeapon() {
ShuttleWeapon::initShuttleWeapon();
_gravitonImage.getImageFromPICTFile("Images/Mars/Graviton Cannon");
_gravitonImage.getSurfaceBounds(_gravitonBounds);
}
void GravitonCannon::cleanUpShuttleWeapon() {
_gravitonImage.deallocateSurface();
ShuttleWeapon::cleanUpShuttleWeapon();
}
void GravitonCannon::draw(const Common::Rect &) {
// Left graviton...
Point3D pt3D = _weaponLocation;
pt3D.translate(-kGravitonWidth / 2, kGravitonHeight / 2, 0);
Common::Point pt2D;
project3DTo2D(pt3D, pt2D);
Common::Rect gravitonRect;
gravitonRect.left = pt2D.x;
gravitonRect.top = pt2D.y;
pt3D.translate(kGravitonWidth, -kGravitonHeight, 0);
project3DTo2D(pt3D, pt2D);
gravitonRect.right = pt2D.x;
gravitonRect.bottom = pt2D.y;
_gravitonImage.scaleTransparentCopy(_gravitonBounds, gravitonRect);
// Right graviton...
pt3D = _rightLocation;
pt3D.translate(-kGravitonWidth / 2, kGravitonHeight / 2, 0);
project3DTo2D(pt3D, pt2D);
gravitonRect.left = pt2D.x;
gravitonRect.top = pt2D.y;
pt3D.translate(kGravitonWidth, -kGravitonHeight, 0);
project3DTo2D(pt3D, pt2D);
gravitonRect.right = pt2D.x;
gravitonRect.bottom = pt2D.y;
_gravitonImage.scaleTransparentCopy(_gravitonBounds, gravitonRect);
}
void GravitonCannon::updateWeaponPosition() {
ShuttleWeapon::updateWeaponPosition();
if (_weaponTime != 1.0)
linearInterp(_rightOrigin, _weaponTarget, _weaponTime, _rightLocation);
}
bool GravitonCannon::collisionWithJunk(Common::Point &impactPoint) {
if (getDisplayOrder() == kShuttleWeaponFrontOrder) {
Point3D junkPosition;
g_spaceJunk->getJunkPosition(junkPosition);
if (junkPosition.z < _weaponLocation.z) {
setDisplayOrder(kShuttleWeaponBackOrder);
project3DTo2D(_weaponLocation, impactPoint);
if (g_spaceJunk->pointInJunk(impactPoint))
return true;
project3DTo2D(_rightLocation, impactPoint);
return g_spaceJunk->pointInJunk(impactPoint);
}
}
return false;
}
void GravitonCannon::hitJunk(Common::Point impactPoint) {
g_spaceJunk->hitByGravitonCannon(impactPoint);
}
void GravitonCannon::hitShuttle(Common::Point impactPoint) {
g_robotShip->hitByGravitonCannon(impactPoint);
}
} // End of namespace Pegasus
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