Mercurial > projects > openmelee
annotate ship.d @ 7:2217fd1fe384
added angular and linear velocity limit
| author | zzzzrrr <mason.green@gmail.com> |
|---|---|
| date | Sat, 21 Mar 2009 19:34:20 -0400 |
| parents | eb6059f7035a |
| children | 4ee9e4a0c03b |
| rev | line source |
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| 0 | 1 /* |
| 2 * Copyright (c) 2009, Mason Green (zzzzrrr) | |
| 3 * | |
| 4 * All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without modification, | |
| 7 * are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * * Redistributions of source code must retain the above copyright notice, | |
| 10 * this list of conditions and the following disclaimer. | |
| 11 * * Redistributions in binary form must reproduce the above copyright notice, | |
| 12 * this list of conditions and the following disclaimer in the documentation | |
| 13 * and/or other materials provided with the distribution. | |
| 14 * * Neither the name of the polygonal nor the names of its contributors may be | |
| 15 * used to endorse or promote products derived from this software without specific | |
| 16 * prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
| 22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 25 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 26 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 27 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 2 | 30 module openmelee.ship; |
| 0 | 31 |
| 32 import tango.io.Stdout: Stdout; | |
| 33 | |
| 34 import tango.util.container.LinkedList : LinkedList; | |
| 35 import blaze.dynamics.bzBody : bzBody; | |
| 36 import blaze.collision.shapes.bzShape : bzShape; | |
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37 import blaze.common.bzMath: bzVec2, bzCross, bzClamp; |
| 6 | 38 import blaze.bzWorld : bzWorld; |
| 39 import blaze.dynamics.forces.bzAttractor: bzAttractor; | |
| 0 | 40 |
| 41 alias LinkedList!(bzShape) ShapeList; | |
| 42 | |
| 43 abstract class Ship | |
| 44 { | |
| 6 | 45 bzWorld world; |
| 0 | 46 bzBody rBody; |
| 47 ShapeList shapes; | |
| 48 bzVec2 engineForce; | |
| 49 bzVec2 turnForce; | |
| 50 bzVec2 leftTurnPoint; | |
| 51 bzVec2 rightTurnPoint; | |
| 52 | |
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53 float maxLinVel = 100; |
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54 float maxAngVel = 2; |
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55 |
| 6 | 56 this(bzWorld world) { |
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57 |
| 6 | 58 this.world = world; |
| 0 | 59 shapes = new ShapeList; |
| 60 } | |
| 61 | |
| 62 void thrust() { | |
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63 |
| 0 | 64 rBody.force += engineForce.rotate(rBody.angle); |
| 65 } | |
| 66 | |
| 5 | 67 void turnLeft() { |
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68 |
| 5 | 69 rBody.torque += bzCross(leftTurnPoint.rotate(rBody.angle), |
| 0 | 70 turnForce.rotate(rBody.angle)); |
| 5 | 71 } |
| 72 | |
| 73 void turnRight() { | |
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74 |
| 5 | 75 rBody.torque += bzCross(rightTurnPoint.rotate(rBody.angle), |
| 0 | 76 turnForce.rotate(rBody.angle)); |
| 77 } | |
| 6 | 78 |
| 79 void setGravity() { | |
| 80 | |
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81 float minRadius = 0.1; |
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82 float maxRadius = 10; |
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83 float strength = 3.5; |
| 6 | 84 bzVec2 center = bzVec2(0,0); |
| 85 auto attractor = new bzAttractor(rBody, center, strength, minRadius, maxRadius); | |
| 86 world.addForce(attractor); | |
| 87 } | |
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88 |
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89 void limitVelocity() { |
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90 |
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91 float vx = rBody.linearVelocity.x; |
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92 float vy = rBody.linearVelocity.y; |
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93 float av = rBody.angularVelocity; |
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parents:
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94 rBody.linearVelocity.x = bzClamp(vx, -maxLinVel, maxLinVel); |
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parents:
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95 rBody.linearVelocity.y = bzClamp(vy, -maxLinVel, maxLinVel); |
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parents:
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changeset
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96 rBody.angularVelocity = bzClamp(av, -maxAngVel, maxAngVel); |
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parents:
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97 } |
| 0 | 98 } |